1 2007-11-01 Tom Tromey <tromey@redhat.com>
3 * c-decl.c (grokdeclarator): Set decl source locations.
4 * c-parser.c (c_parser_enum_specifier): Set location.
5 (c_parser_struct_or_union_specifier): Likewise.
7 2007-11-01 Tom Tromey <tromey@redhat.com>
9 * print-tree.c (print_node): Print column number.
11 2007-11-01 Jakub Jelinek <jakub@redhat.com>
14 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
15 gen_decl_die): Use TREE_TYPE (TREE_TYPE (decl)) as type
16 rather than TREE_TYPE (decl) if DECL_BY_REFERENCE (decl).
18 PR rtl-optimization/33673
19 * gcse.c (cprop_jump): If a conditional jump has been optimized
20 into unconditional jump, make the remaining normal edge fallthru
21 and delete the jump insn.
23 2007-11-01 Ben Elliston <bje@au.ibm.com>
25 * emit-rtl.c (set_reg_attrs_from_mem): Clarify function comment.
26 (set_mem_attrs_from_reg): Likewise.
28 2007-11-01 Michael Matz <matz@suse.de>
30 PR tree-optimization/33961
31 * tree-ssa-phiopt.c (struct name_to_bb.store): New member.
32 (name_to_bb_hash, name_to_bb_eq): Consider and check it.
33 (add_or_mark_expr): New argument 'store', using it to search
35 (nt_init_block): Adjust calls to add_or_mark_expr.
37 2007-10-31 Jakub Jelinek <jakub@redhat.com>
40 * config/i386/i386.md (pushsf_rex64): Use X instead of < constraints
41 for the first push_operand.
43 2007-10-31 Revital Eres <eres@il.ibm.com>
45 * config/rs6000/paired.md (sminv2sf3, smaxv2sf3, reduc_smax_v2sf,
46 reduc_smin_v2sf vec_interleave_highv2sf, vec_interleave_lowv2sf,
47 vec_extract_evenv2sf, vec_extract_oddv2sf, reduc_splus_v2sf,
48 movmisalignv2sf, vcondv2sf): New.
49 (UNSPEC_INTERHI_V2SF, UNSPEC_INTERLO_V2SF, UNSPEC_EXTEVEN_V2SF,
50 UNSPEC_EXTODD_V2SF): Define new constants.
51 * config/rs6000/rs6000-protos.h (paired_expand_vector_move,
52 paired_emit_vector_cond_expr): New.
53 * config/rs6000/rs6000-c.c (__PAIRED__): Add new builtin_define.
54 * config/rs6000/rs6000.c (paired_expand_vector_move,
55 paired_emit_vector_cond_expr, paired_emit_vector_compare):
57 * config/rs6000/750cl.h (ASM_CPU_SPEC): Pass down -m750cl option.
59 2007-10-31 Sebastian Pop <sebastian.pop@amd.com>
61 PR tree-optimization/32377
62 * tree-data-ref.c (compute_overlap_steps_for_affine_univar): Make it
63 work also for unknown number of iterations.
64 (analyze_subscript_affine_affine): Clean up. Don't fail when the
65 number of iterations is not known.
67 2007-10-31 Richard Guenther <rguenther@suse.de>
70 * fold-const.c (extract_muldiv_1): Make sure to not introduce
71 new undefined integer overflow.
72 (fold_binary): Avoid useless conversion.
74 2007-10-31 Richard Sandiford <rsandifo@nildram.co.uk>
77 * config/mips/mips.c (mips_fpr_return_fields): Fix SCALAR_TYPE_P
80 2007-10-31 Andreas Krebbel <krebbel1@de.ibm.com>
82 * config/rs6000/rs6000.opt: Rename -mdfp option to -mhard-dfp.
84 * config/s390/s390.c: (override_options): Replace -mhard-dfp/-msoft-dfp
85 with -mhard-dfp/-mno-hard-dfp.
86 * config/s390/s390.opt: Likewise.
87 * config/s390/s390.h: Add MASK_HARD_DFP to the TARGET_DEFAULT
90 2007-10-30 Janis Johnson <janis187@us.ibm.com>
92 * tree-ssa.c (execute_update_addresses_taken): Initialize update_vops.
94 2007-10-30 Janis Johnson <janis187@us.ibm.com>
96 * doc/invoke.texi (Option Summary): Add -fdce and -fdse to list of
98 (Optimize Options): Add -fdce and -fdse to the list of optimizations
99 enabled by -O. Document -fdce and -fdse.
101 2007-10-30 Jakub Jelinek <jakub@redhat.com>
104 * fold-const.c (fold_binary): If one argument is COMPOUND_EXPR,
105 convert second operand of COMPOUND_EXPR to the original type of
108 2007-10-30 Richard Guenther <rguenther@suse.de>
110 * tree-ssa-operands.c (add_vars_for_offset): Fix exit test
111 of loop adding SFTs as virtual operands.
113 2007-10-30 Richard Guenther <rguenther@suse.de>
115 * Makefile.in (dse.o): Add $(OPTABS_H) and $(RECOG_H) dependencies.
117 2007-10-29 Dorit Nuzman <dorit@il.ibm.com>
119 PR tree-optimization/32893
120 * tree-vectorize.c (vect_can_force_dr_alignment_p): Check
121 STACK_BOUNDARY instead of PREFERRED_STACK_BOUNDARY.
123 2007-10-29 Rask Ingemann Lambertsen <rask@sygehus.dk>
125 * longlong.h (add_ssaaaa): Support Intel asm syntax in i386 and
127 (sub_ddmmss): Likewise.
128 (umul_ppmm): Likewise.
129 (udiv_qrnnd): Likewise.
131 2007-10-29 Janis Johnson <janis187@us.ibm.com>
134 * doc/sourcebuild.texi (Test Directives): Document that dg-require
135 directives must come before dg-additional-sources.
137 2007-10-29 Jakub Jelinek <jakub@redhat.com>
139 PR tree-optimization/33723
140 * c-gimplify.c (c_gimplify_expr): Optimize INIT_EXPR or
141 MODIFY_EXPR with non-addressable COMPOUND_LITERAL_EXPR as source.
143 2007-10-29 Richard Sandiford <rsandifo@nildram.co.uk>
145 PR tree-optimization/33614
146 * gimplify.c (gimplify_init_constructor): Gimplify vector constructors
147 if they can't be reduced to VECTOR_CSTs and aren't legitimate
148 initializer constants.
150 2007-10-29 Richard Guenther <rguenther@suse.de>
152 PR tree-optimization/33870
153 * tree-ssa-operands.c (add_vars_for_offset): Remove mpt_vars parameter.
154 (add_virtual_operand): Do not recurse into MPTs looking for pointed-to
157 2007-10-29 Richard Guenther <rguenther@suse.de>
159 * passes.c (init_optimization_passes): Exchange store_copy_prop
161 * tree-pass.h (pass_store_copy_prop): Remove.
162 * tree-ssa-copy.c (do_store_copy_prop): Remove.
163 (stmt_may_generate-copy): Do not handle store_copy_prop.
164 (get_copy_of_val): Likewise.
165 (set_copy_of_val): Likewise.
166 (copy_prop_visit_assignment): Likewise.
167 (copy_prop_visit_stmt): Likewise.
168 (copy_prop_visit_phi_node): Likewise.
169 (init_copy_prop): Likewise.
170 (execute_copy_prop): Likewise.
171 (do_copy_prop): Remove.
172 (gate_store_copy_prop): Likewise.
173 (store_copy_prop): Likewise.
174 (pass_store_copy_prop): Likewise.
175 (pass_copy_prop): Call execute_copy_prop.
176 * opts.c (decode_options): Do not set flag_tree_store_copy_prop.
177 * common.opt (ftree-store-copy-prop): Mark obsolete.
178 * doc/invoke.texi (ftree-store-copy-prop): Remove documentation.
180 2007-10-29 Ian Lance Taylor <iant@google.com>
182 * ifcvt.c (noce_can_store_speculate_p): New static function.
183 (noce_process_if_block): Call it.
184 (if_convert): Remove recompute_dominance parameter. Change all
187 2007-10-29 Richard Guenther <rguenther@suse.de>
189 * tree-flow-inline.h (get_subvar_at): Use binary search.
190 (get_first_overlapping_subvar): New function to binary search
191 for the first overlapping subvar.
192 * tree-ssa-operands.c (add_vars_for_offset): Strip down to
193 just handle adding subvars for a pointed-to subvar. Optimize
194 and use get_first_overlapping_subvar.
195 (add_vars_for_bitmap): Fold into single caller.
196 (add_virtual_operand): Streamline, inherit add_vars_for_bitmap
197 and non pointed-to bits of add_vars_for_offset.
199 2007-10-29 Revital Eres <eres@il.ibm.com>
201 * modulo-sched.c (sms_schedule): Add DF_UD_CHAIN problem.
203 2007-10-29 Razya Ladelsky <razya@il.ibm.com>
204 Zdenek Dvorak <ook@ucw.cz>
207 reduction support for automatic parallelization.
209 * expr.c (expand_expr_real_1): Add cases for OMP_ATOMIC_LOAD,
211 * Makefile.in: Add dependencies to expr.o, tree-parloops.o, omp-low.o
212 * tree-pretty-print.c (dump_generic_node): Add OMP_ATOMIC_LOAD
213 and OMP_ATOMIC_STORE.
214 * tree.h (OMP_DIRECTIVE_P): Add OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
215 * gimple-low.c (lower_stmt): Same.
216 * gimplify.c (gimplify_expr): Same.
217 (gimplify_omp_atomic_fetch_op, gimplify_omp_atomic_pipeline,
218 gimplify_omp_atomic_mutex): Remove.
219 (gimplify_omp_atomic): Change it to simply gimplify the
220 statement instead of expanding it.
221 * omp-low.c: Add includes to optabs.h, cfgloop.h.
222 (expand_omp_atomic, expand_omp_atomic_pipeline,
223 goa_stabilize_expr, expand_omp_atomic_mutex,
224 expand_omp_atomic_fetch_op): New functions to implement
225 expansion of OMP_ATOMIC.
226 (expand_omp, build_omp_regions_1): Add support for
227 OMP_ATOMIC_LOAD/OMP_ATOMIC_STORE.
228 * tree-cfg.c (make_edges): add case for OMP_ATOMIC_LOAD,
230 * tree-gimple.c (is_gimple_stmt): Add OMP_ATOMIC_LOAD,
232 * tree-parloops.c: add include to tree-vectorizer.h.
233 (reduction_info): New structure for reduction.
234 (reduction_list): New list to represent list of reductions per loop.
235 (struct data_arg): New helper structure for reduction.
236 (reduction_info_hash, reduction_info_eq, reduction_phi,
237 initialize_reductions, create_call_for_reduction,
238 create_phi_for_local_result, create_call_for_reduction_1,
239 create_loads_for_reductions, create_final_loads_for_reduction):
241 (loop_parallel_p): Identify reductions, add reduction_list parameter.
242 (separate_decls_in_loop_name): Support reduction variables.
243 (separate_decls_in_loop): Add reduction_list and ld_st_data arguments,
244 call create_loads_for_reduction for each reduction.
245 (canonicalize_loop_ivs): Identify reductions, add reduction_list
247 (transform_to_exit_first_loop): Add reduction support, add
248 reduction_list parameter.
249 (gen_parallel_loop): Add reduction_list parameter. Add call
250 separate_decls_in_loop with
251 the new argument. Traverse reductions and call
252 initialize_reductions, create_call_for_reduction.
253 (parallelize_loops): Create and delete the reduction list.
254 (add_field_for_name): Change use of data parameter. Add fields for
256 * tree-vectorizer.h (vect_analyze_loop_form): Add declaration.
257 * tree-vect-analyze.c (vect_analyze_loop_form): export it.
258 * tree.def: Add definitions for OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
259 * tree-inline.c (estimate_num_insns_1): add cases for
260 OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
261 * tree-cfg.c (make_edges): Add OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
262 * tree-ssa-operands.c (get_addr_dereference_operands):
263 New function. Subroutine of get_indirect_ref_operands.
264 (get_indirect_ref_operands): Call get_addr_dereference_operands.
265 (get_expr_operands): Support OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
268 2007-10-29 Hans-Peter Nilsson <hp@axis.com>
270 * config/cris/cris.c: Include df.h.
271 (cris_address_cost): Add gcc_assert for canonicalization
272 assumptions. For PLUS with MULT or register, correct
273 test for register in other arm. Tweak comments.
275 2007-10-28 Richard Guenther <rguenther@suse.de>
277 * tree-ssa-operands.c (add_vars_for_offset): Add parameter
278 telling if the var is to be treated as points-to location.
279 (add_vars_for_bitmap): Pass true to add_vars_for_offset.
280 (add_virtual_operand): Only recurse into MPTs if aliases
283 2007-10-28 Richard Guenther <rguenther@suse.de>
285 * tree-ssa-operands.c (add_vars_for_offset): Clean and speed up.
286 (add_vars_for_bitmap): Do not recurse further. Only add vars
288 (add_virtual_operand): Re-instantiate loop to add operands for
289 aliases. Recurse into MPTs.
290 (get_indirect_ref_operands): If we fall back to use a pointers
291 SMT, make sure to not prune based on the access offset and size.
293 2007-10-28 Andrew Pinski <pinskia@gmail.com>
296 * tree-outof-ssa.c (rewrite_trees): If the statement changed, cleanup
297 the eh information on the statement.
299 2007-10-28 Richard Guenther <rguenther@suse.de>
301 * tree-flow.h (subvar_t): Make it a VEC.
302 (struct subvar): Remove.
303 (struct var_ann_d): Use VEC(tree,gc) to store subvars.
304 * tree-flow-inline.h (get_subvar_at): Adjust iterators over
306 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
307 * tree-nrv.c (dest_safe_for_nrv_p): Likewise.
308 * tree-ssa-alias.c (mark_aliases_call_clobbered): Likewise.
309 (set_initial_properties): Likewise.
310 (setup_pointers_and_addressables): Likewise.
311 (new_type_alias): Likewise.
312 (create_overlap_variables_for): Likewise.
313 * tree-dfa.c (dump_subvars_for): Likewise.
314 * tree-ssa-operands.c (add_vars_for_offset): Likewise.
315 (get_expr_operands): Likewise.
316 (add_to_addressable_set): Likewise.
317 * tree-ssa-structalias.c (set_uids_in_ptset): Likewise.
319 2007-10-28 Uros Bizjak <ubizjak@gmail.com>
321 PR tree-optimization/33920
322 * tree-if-conv.c (tree_if_conversion): Force predicate of single
323 successor bb to true when predecessor bb has NULL predicate.
324 (find_phi_replacement_condition): Assert that tmp_cond is non-null.
326 2007-10-28 Richard Sandiford <rsandifo@nildram.co.uk>
328 * config/mips/mips.md: Add combiner patterns for DImode extensions
329 of HImode and QImode truncations. Reformat HImode <- QImode pattern
332 2007-10-28 Richard Sandiford <rsandifo@nildram.co.uk>
335 * config/mips/mips.c (mips_output_dwarf_dtprel): Add ATTRIBUTE_UNUSED.
337 2007-10-28 Andreas Krebbel <krebbel1@de.ibm.com>
339 * dce.c (delete_unmarked_insns): Just delete the RETVAL and
340 LIBCALL notes if they are about to be moved to the same insn.
342 2007-10-27 Richard Guenther <rguenther@suse.de>
344 PR tree-optimization/33870
345 * tree-ssa-operands.c (add_vars_for_offset): Reduce code
346 duplication. Remove redundant call to access_can_touch_variable.
347 (add_vars_for_bitmap): New helper for recursing over MPT contents.
348 (add_virtual_operand): Use it.
350 2007-10-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
353 * pa.h (ASM_PN_FORMAT): Delete define.
355 2007-10-26 Janis Johnson <janis187@us.ibm.com>
357 * doc/invoke.texi (Option Summary, optimizations): Remove
358 -fbounds-check. Add -fassociative-math, -freciprocal-math,
359 -ftree-vrp and -funit-at-a-time. Change -fno-split-wide-types to
360 -fsplit-wide-types to match later entry. Break up a long line.
361 (Option Summary, code gen options) Add -fno-stack-limit. Add
362 missing @gol to the end of a line.
363 (Optimization Options): Remove -fbounds-check, which is also
364 documented under Code Generation Options. Remove =n from
365 index entry for -ftree-parallelize-loops. Change -fno-cprop-registers
366 to -fcprop-registers to match other options, and say when it is
367 enabled rather than disabled. Remove extra index entry for
368 -fno-cx-limited-range. Add index entries for -fstack-protector
369 and -fstack-protector-all.
370 (Code Gen Options): Add index entry for -ftls-model.
372 2007-10-26 Anatoly Sokolov <aesok@post.ru>
374 * config/avr/avr.c (avr_OS_task_function_p): Add new function.
375 (avr_regs_to_save): Handle functions with 'OS_task' attribute.
376 (avr_simple_epilogue, expand_prologue, avr_asm_function_end_prologue,
377 expand_epilogue, output_movhi): Don't handle 'main' function.
378 (avr_attribute_table): Add 'OS_task' function attribute.
379 * config/avr/avr.h (machine_function): Remove 'is_main' field, add
381 * config/avr/avr.md (return_from_main_epilogue): Remove insn.
382 (return_from_epilogue, return_from_interrupt_epilogue): Don't handle
384 * config/avr/avr.opt (minit-stack): Remove.
386 2007-10-26 Eric Botcazou <ebotcazou@adacore.com>
388 * tree-nested.c (get_trampoline_type): Fix thinko.
390 2007-10-26 Douglas Gregor <doug.gregor@gmail.com>
393 * tree.c (build_offset_type): Build canonical type based on the
394 TYPE_MAIN_VARIANT of the base type.
396 2007-10-26 Daniel Jacobowitz <dan@codesourcery.com>
398 * reorg.c (emit_delay_sequence): Move insn locator from the
399 first insn to the sequence.
401 2007-10-26 Samuel Tardieu <sam@rfc1149.net>
403 * ipa-pure-const.c (check_decl): Return immediately when
404 pure_const_state has been set to IPA_NEITHER.
406 2007-10-25 Ira Rosen <irar@il.ibm.com>
408 PR tree-optimization/33833
409 * tree-vect-analyze.c (vect_analyze_data_refs): Use POINTER_PLUS_EXPR
410 and convert init to sizetype in inner_base construction.
412 2007-10-25 Richard Guenther <rguenther@suse.de>
414 * tree-flow.h (mem_sym_stats): Remove.
415 (dump_mem_sym_stats_for_var): Declare.
416 * tree-dfa.c (dump_variable): Call dump_mem_sym_stats_for_var.
417 (mem_sym_stats): Move ...
418 * tree-ssa-alias.c (mem_sym_stats): ... here and make it static.
419 (mem_sym_score): Rename from ...
420 (pscore): ... this. Remove.
421 (dump_mem_sym_stats_for_var): New function. Dump the score, but
423 (compare_mp_info_entries): Make sort stable by disambiguating
426 2007-10-25 Ira Rosen <irar@il.ibm.com>
428 PR tree-optimization/33866
429 * tree-vect-transform.c (vectorizable_store): Check operands of all
430 the stmts in the group of strided accesses. Get def stmt type for each
431 store in the group and pass it to vect_get_vec_def_for_stmt_copy ().
433 2007-10-25 Uros Bizjak <ubizjak@gmail.com>
435 * config/i386/constraints.md (Y0): Rename register constraint to Yz.
436 (Yt): Rename register constraint to Y2.
437 * config/i386/sse.md: Use renamed register constraints.
438 * config/i386/mmx.md: Ditto.
439 * config/i386/i386.md: Ditto.
441 2007-10-25 Rask Ingemann Lambertsen <rask@sygehus.dk>
443 * config/i386/i386.md (*dummy_extendsfdf2): Fix operand 1 constraint.
445 2007-10-24 Chao-ying Fu <fu@mips.com>
447 * dwarf2out.c (base_type_die): Use DW_ATE_unsigned_fixed or
448 DW_ATE_signed_fixed to describe FIXED_POINT_TYPE.
450 2007-10-24 Samuel Tardieu <sam@rfc1149.net>
451 Olga Golovanevsky <olga@il.ibm.com>
453 * ipa-struct-reorg.c (replace_field_acc): Make it clear to
454 the compiler that wr.wrap and wr.domain are initialized in
457 2007-10-24 Samuel Tardieu <sam@rfc1149.net>
459 * ipa-struct-reorg.c (sum_counts): Use HOST_WIDEST_PRINT_DEC
460 to print gcov_type values.
462 2007-10-24 Eric B. Weddington <eweddington@cso.atmel.com>
464 * config/avr/avr.h: Do not include progmem_section definition when
465 building with IN_TARGET_LIBS.
467 2007-10-24 Richard Sandiford <rsandifo@nildram.co.uk>
470 * config/mips/mips.c (mips_lo_sum_offset): New structure.
471 (mips_hash_base, mips_lo_sum_offset_hash, mips_lo_sum_offset_eq)
472 (mips_lo_sum_offset_lookup, mips_record_lo_sum)
473 (mips_orphaned_high_part_p: New functions.
474 (mips_avoid_hazard): Don't check INSN_P here.
475 (mips_avoid_hazards): Rename to...
476 (mips_reorg_process_insns): ...this. Cope with
477 !TARGET_EXPLICIT_RELOCS. Delete orphaned high-part relocations,
478 or turn them into nops.
479 (mips_reorg): Remove TARGET_EXPLICIT_RELOCS check from calls to
480 dbr_schedule and mips_avoid_hazards/mips_reorg_process_insns.
481 (mips_set_mips16_mode): Don't set flag_delayed_branch here.
482 (mips_override_options): Set flag_delayed_branch to 0.
484 2007-10-24 Richard Sandiford <rsandifo@nildram.co.uk>
486 * config/mips/mips.h (MOVE_MAX): Use UNITS_PER_WORD and describe
487 MIPS-specific implementation details.
488 (MIPS_MAX_MOVE_BYTES_PER_LOOP_ITER): New macro.
489 (MIPS_MAX_MOVE_BYTES_STRAIGHT): Likewise.
490 (MOVE_RATIO): Define to MIPS_MAX_MOVE_BYTES_STRAIGHT / UNITS_PER_WORD
491 for targets with movmemsi.
492 (MOVE_BY_PIECES_P): Define.
493 * config/mips/mips.c (MAX_MOVE_REGS, MAX_MOVE_BYTES): Delete.
494 (mips_block_move_loop): Add a bytes_per_iter argument.
495 (mips_expand_block_move): Use MIPS_MAX_MOVE_BYTES_STRAIGHT.
496 Update call to mips_block_move_loop.
498 2007-10-24 Michael Matz <matz@suse.de>
501 * var-tracking.c (variable_union): Don't break after one loop
502 iteration but only when a difference is found.
503 (dump_variable): Also print DECL_UID.
505 2007-10-24 Olga Golovanevsky <olga@il.ibm.com>
507 * ipa-type-escape.h: Expose function
508 is_array_access_through_pointer_and_index.
510 (is_array_access_through_pointer_and_index):
511 Add three new parameters. Add support of
512 POINTER_PLUS_EXPR tree code.
514 2007-10-24 Olga Golovanevsky <olga@il.ibm.com>
516 * ipa-struct-reorg.c, ipa-struct-reorg.h: New files.
517 * tree-pass.h: Add pass_ipa_struct_reorg.
518 * common.opt: Add ipa-struct-reorg flag.
519 * Makefile.in: Add ipa-strcut-reorg.o compilation.
520 * passes.c: Add pass pass_ipa_struct_reorg.
521 * params.h: Add STRUCT_REORG_COLD_STRUCT_RATIO.
522 * params.def: Add PARAM_STRUCT_REORG_COLD_STRUCT_RATIO.
524 2007-10-24 Ira Rosen <irar@il.ibm.com>
526 PR tree-optimization/33804
527 * tree-vect-transform.c (vectorizable_operation): Remove the
528 checks that the vectorization is worthwhile from the transformation
531 2007-10-24 Ira Rosen <irar@il.ibm.com>
533 * tree-vect-analyze.c (vect_build_slp_tree): Return false if
534 vectype cannot be determined for the scalar type.
535 (vect_analyze_slp_instance): Likewise.
536 * tree-vect-transform.c (vect_model_reduction_cost): Change the
537 return type to bool. Return false if vectype cannot be determined
539 (vect_get_constant_vectors): Return false if vectype cannot be
540 determined for the scalar type.
541 (get_initial_def_for_induction, vect_get_vec_def_for_operand,
542 get_initial_def_for_reduction, vect_create_epilog_for_reduction,
543 vectorizable_reduction): Likewise.
545 2007-10-23 Craig Rodrigues <rodrigc@gcc.gnu.org>
547 * config.gcc: For a FreeBSD target, parse the value of ${target}
548 to determine the value of FBSD_MAJOR, instead of adding an
549 explicit check for every possible FreeBSD major version.
551 2007-10-23 Uros Bizjak <ubizjak@gmail.com>
553 PR rtl-optimization/33846
554 * combine.c (simplify_shift_const_1) [NOT]: Skip vector modes.
556 2007-10-23 Dorit Nuzman <dorit@il.ibm.com>
558 PR tree-optimization/33860
559 * tree-vect-transform.c (vect_analyze_data_ref_access): Don't allow
560 interleaved accesses in case the dr is inside the inner-loop during
561 outer-loop vectorization.
563 2007-10-23 Eric Botcazou <ebotcazou@libertysurf.fr>
565 * doc/rtl.texi (Flags): Fix MEM_SCALAR_P entry.
566 Document MEM_POINTER. Replace mentions of "integrated"
567 field with "return_val". Delete outdated stuff.
569 2007-10-23 David Edelsohn <edelsohn@gnu.org>
571 * config/rs6000/rs6000.c (rs6000_override_options): Set
572 rs6000_altivec_abi on AIX.
573 (conditional_register_usage): Set VR20:31 fixed on AIX.
575 2007-10-23 Richard Guenther <rguenther@suse.de>
577 * alias.c (get_alias_set): For INDIRECT_REFs, deal with
580 2007-10-22 Seongbae Park <seongbae.park@gmail.com>
581 David S. Miller <davem@davemloft.net>
583 * df-scan.c (df_get_call_refs): Mark global registers as both a
584 DF_REF_REG_USE and a non-clobber DF_REF_REG_DEF.
586 2007-10-22 Dorit Nuzman <dorit@il.ibm.com>
588 PR tree-optimization/33834
589 PR tree-optimization/33835
590 * tree-vect-analyze.c (vect_analyze_operations): RELEVANT and LIVE
591 stmts need to be checked for success seperately.
592 * tree-vect-transform.c (vectorizable_call, vectorizable_conversion):
593 Remove the check that stmt is not LIVE.
594 (vectorizable_assignment, vectorizable_induction): Likewise.
595 (vectorizable_operation, vectorizable_type_demotion): Likewise.
596 (vectorizable_type_promotion, vectorizable_load, vectorizable_store):
598 (vectorizable_live_operation): Check that op is not NULL.
600 2007-10-22 Janis Johnson <janis187@us.ibm.com>
602 * doc/invoke.texi (Optimization Options): In the summary, show
603 that the value for options -falign-jumps, -falign-labels,
604 -falign-loops, -falign-functions, -fsched-stalled-insns, and
605 -fsched-stalled-insns-dep is optional. In the summary, show that
606 -fsched-stalled-insns takes an optional argument and that
607 -fparallelize-loops takes an argument. Add opindex for several
608 optimization options, and fix typos in the opindex commands for
609 several others. In the descriptions for -fsched-stalled-insns
610 and -fsched-stalled-insns-dep, show the options with and without
613 2007-10-22 Eric B. Weddington <eweddington@cso.atmel.com>
615 * config/avr/avr.c (avr_mcu_types): Remove ATmega603 which was never
617 * config/avr/avr.h (LINK_SPEC): Likewise.
618 (CRT_BINUTILS_SPECS): Likewsie.
619 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
621 2007-10-22 Eric Botcazou <ebotcazou@libertysurf.fr>
623 PR rtl-optimization/33644
624 * cfgcleanup.c: Do not include dce.h.
625 * cfgrtl.c (delete_insn_chain_and_edges): Resurrect.
626 * combine.c (distribute_notes): Delete REG_LIBCALL_ID case.
627 * dce.c (something_changed): Delete.
628 (libcall_dead_p): New predicate.
629 (delete_unmarked_insns): Use it to delete dead libcalls.
630 Deal with REG_LIBCALL and REG_RETVAL notes.
631 (prescan_libcall_for_dce): New function.
632 (prescan_insns_for_dce): Use it to deal with libcalls.
633 (mark_reg_dependencies): Do nothing special for libcalls.
634 (dce_process_block): Likewise.
635 (fast_dce): Delete unused local variable.
636 (run_fast_dce): Do not return a value.
637 * dce.h (struct df): Delete.
638 (run_fast_dce): Adjust prototype.
639 * optabs.c (libcall_id): Delete.
640 (maybe_encapsulate_block): Do not emit REG_LIBCALL_ID notes.
641 (emit_no_conflict_block): Do not look for REG_LIBCALL_ID notes.
642 * reload1.c (reload): Delete REG_LIBCALL_ID case.
643 * rtl.h (delete_insn_chain_and_edges): Resurrect prototype.
644 * see.c (see_update_relevancy): Look for REG_LIBCALL and REG_RETVAL
645 notes instead of REG_LIBCALL_ID notes.
646 * reg-notes.def (LIBCALL_ID): Delete.
647 * Makefile.in (see.o): Add dce.h dependency.
648 (cfgcleanup.o): Remove dce.h dependency.
650 2007-10-22 Michael Matz <matz@suse.de>
652 PR tree-optimization/33855
653 * tree-ssa-phiopt.c (cond_store_replacement): Handle COMPLEX_TYPE
656 2007-10-22 Ira Rosen <irar@il.ibm.com>
658 PR tree-optimization/33854
659 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
660 FLOAT_EXPR to the list of promotion operations.
662 2007-10-22 Rask Ingemann Lambertsen <rask@sygehus.dk>
666 * config/i386/i386.c (output_pic_addr_const): Support Intel asm syntax.
667 (print_reg): Print register prefix only with AT&T asm syntax.
668 Support pc_rtx for RIP register.
669 (print_operand_address): Use print_reg()'s pc_rtx support for RIP
670 relative addressing. Always print segment register prefix with AT&T
671 asm syntax and never with Intel asm syntax.
672 (print_operand): Suppress 'XXX PTR' prefix for BLKmode operands.
673 Fix prefix for 16-byte XFmode operands.
674 (output_addr_const_extra): Support Intel asm syntax.
675 (x86_file_start): Don't use register prefix with Intel asm syntax.
676 * config/i386/i386.md ("*zero_extendqihi2_movzbl"): Fix typo.
677 ("return_internal_long"): Fix Intel asm syntax output.
678 ("set_got_rex64"): Support Intel asm syntax.
679 ("set_rip_rex64"): Likewise.
680 ("set_got_offset_rex64"): Likewise.
681 ("*sibcall_1_rex64_v"): Print register prefix only with AT&T asm
683 ("*tls_global_dynamic_64"): Likewise.
684 ("*tls_local_dynamic_base_64"): Likewise.
685 ("*load_tp_si")("*load_tp_di"): Likewise.
686 ("*add_tp_si")("*add_tp_di"): Likewise.
687 ("*tls_dynamic_lea_64"): Likewise.
688 ("*sibcall_value_1_rex64_v"): Likewise.
689 ("stack_tls_protect_set_si"): Likewise.
690 ("stack_tls_protect_set_di"): Likewise.
691 ("stack_tls_protect_test_si"): Likewise.
692 ("stack_tls_protect_test_di"): Likewise.
693 * config/i386/mmx.md ("*mov<mode>_internal_rex64"): Fix Intel asm
695 ("*movv2sf_internal_rex64"): Likewise.
696 * config/i386/cpuid.h (__cpuid): Support Intel asm syntax.
697 (__get_cpuid_max): Likewise.
699 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
701 * config/mips/mips-protos.h (mips_regno_mode_ok_for_base_p): Give
702 the STRICT_P argument type "bool" rather than "int".
703 (mips_legitimate_address_p): Likewise.
704 (fp_register_operand, lo_operand): Delete.
705 (mips_subword): Give the HIGH_P argument type "bool" rather than "int".
706 (mips_emit_scc): Rename to...
707 (mips_expand_scc): ...this.
708 (gen_conditional_branch): Rename to...
709 (mips_expand_conditional_branch): ...this.
710 (gen_conditional_move): Rename to...
711 (mips_expand_conditional_move): ...this.
712 (mips_gen_conditional_trap): Rename to...
713 (mips_expand_conditional_trap): ...this and take an rtx code instead
714 of an operands array.
715 (mips_expand_call): Give the SIBCALL_P argument type "bool"
717 (mips_emit_fcc_reload): Rename to...
718 (mips_expand_fcc_reload): ...this.
719 (init_cumulative_args): Rename to...
720 (mips_init_cumulative_args): ...this and remove the libname argument.
721 (function_arg_advance): Rename to...
722 (mips_function_arg_advance): ...this.
723 (function_arg): Rename to...
724 (mips_function_arg): ...this and use "rtx" instead of
726 (function_arg_boundary): Rename to...
727 (mips_function_arg_boundary): ...this.
728 (mips_expand_unaligned_load): Rename to...
729 (mips_expand_ext_as_unaligned_load): ...this and give the WIDTH
730 and BITPOS arguments type "HOST_WIDE_INT".
731 (mips_expand_unaligned_store): Rename to...
732 (mips_expand_ins_as_unaligned_store): ...this and give the WIDTH
733 and BITPOS arguments type "HOST_WIDE_INT".
734 (override_options): Rename to...
735 (mips_override_options): ...this.
736 (print_operand): Rename to...
737 (mips_print_operand): ...this.
738 (print_operand_address): Rename to...
739 (mips_print_operand_address): ...this.
740 (mips_output_ascii): Remove the PREFIX argument.
741 (mips_expand_epilogue): Give the SIBCALL_P argument type "bool"
743 (mips_can_use_return_insn): Return a "bool" rather than an "int".
744 (mips_function_value): Remove the FUNC argument. Use "rtx" instead
745 of "struct rtx_def *".
746 (mips_secondary_reload_class): Give the IN_P argument type "bool"
748 (build_mips16_call_stub): Delete.
749 (mips_store_data_bypass_p): Return a "bool" rather than an "int".
750 (mips_use_ins_ext_p): Give the second and third arguments type
751 "HOST_WIDE_INT" rather than "rtx".
752 * config/mips/mips.h: Update after the above changes. Tweak comments
754 (SECONDARY_INPUT_RELOAD_CLASS): Pass a boolean IN_P argument.
755 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
756 (mips_print_operand_punct, mips_hard_regno_mode_ok): Change the
757 element type from "char" to "bool".
758 (mips_section_threshold, sym_lineno, set_noat, mips_branch_likely)
759 (mips_cpu_info_table): Delete.
760 * config/mips/mips.md: Update after the above changes. Tweak some
762 * config/mips/mips-ps-3d.md: Likewise.
763 * config/mips/mips.c: Tweak comments and formatting.
764 Use NULL-like macros rather than 0 in various places.
765 (mips_section_threshold): Rename to...
766 (mips_small_data_threshold): ...this and give it an unsigned type.
767 (num_source_filenames): Remove explicit initialization.
768 (sdb_label_count): Likewise.
769 (sym_lineno): Delete.
770 (set_noat): Make static.
771 (mips_branch_likely): Likewise, and give it type "bool".
772 (mips_isa_info): Rename to...
773 (mips_isa_option_info): ...this.
774 (mips_flag_delayed_branch): Rename to...
775 (mips_base_delayed_branch): ...this.
776 (mips_split_addresses): Delete.
777 (mips_print_operand_punct, mips_hard_regno_mode_ok): Change the
778 element type from "char" to "bool".
779 (mips_regno_to_class): Add an explicit array size.
780 (mips16_flipper): Change from type "int" to type "bool".
781 (mips_comp_type_attributes): Remove redundant FUNCTION_TYPE check.
782 (mips_tls_operand_p): Rename to...
783 (mips_tls_symbol_p): ...this.
784 (mips_global_symbol_p): Remove redundant "const".
785 (mips_offset_within_alignment_p): Simplify.
786 (mips_regno_mode_ok_for_base_p): Change the name of the last argument
787 to STRICT_P and give it type bool.
788 (mips_valid_base_register_p): Likewise.
789 (mips_classify_address): Likewise.
790 (mips_legitimate_address_p): Likewise.
791 (mips16_unextended_reference_p): Take the offset as an
792 "unsigned HOST_WIDE_INT" rather than an "rtx". Simplify.
793 (mips_const_insns): Use IN_RANGE.
794 (mips_force_temporary): Remove an unnecessary copy_rtx.
795 (mips16_gp_pseudo_reg): Simplify.
796 (mips_split_symbol): Remove an unnecessary copy_rtx.
797 (mips_legitimize_tls_address): Only create registers if we need them.
798 (mips_legitimize_address): Use mips_split_plus.
799 (mips_move_integer): Swap DEST and TEMP arguments. Rename local
800 variable COST to NUM_OPS.
801 (mips_legitimize_move): Use gen_lowpart.
802 (mips_rewrite_small_data): Rename the OP parameter to PATTERN.
803 (m16_check_op): Use IN_RANGE.
804 (mips_subword): Give the HIGH_P argument type "bool" rather than "int".
805 (mips_split_doubleword_move): Pass booleans to mips_subword.
806 (mips_output_move): Store the mode in a local variable.
807 Explicitly assert that this function does not deal with
808 MFLO and MFHI. Use SMALL_OPERAND_UNSIGNED. Make order of
809 cases more consistent.
810 (mips_relational_operand_ok_p): Rename to...
811 (mips_int_order_operand_ok_p): ...this.
812 (mips_canonicalize_comparison): Rename to...
813 (mips_canonicalize_int_order_test): ...this.
814 (mips_emit_int_relational): Rename to...
815 (mips_emit_int_order_test): ...this. Store the mode in a local
817 (mips_reverse_fp_cond_p): Rename to...
818 (mips_reversed_fp_cond): ...this.
819 (mips_emit_compare): Make the order of the statements more consistent.
820 (mips_emit_scc): Rename to...
821 (mips_expand_scc): ...this.
822 (gen_conditional_branch): Rename to...
823 (mips_expand_conditional_branch): ...this.
824 (gen_conditional_move): Rename to...
825 (mips_expand_conditional_move): ...this. Build the condition
826 separately from the main pattern.
827 (mips_gen_conditional_trap): Rename to...
828 (mips_expand_conditional_trap): ...this and take an rtx code instead
829 of an operands array. Simplify.
830 (init_cumulative_args): Rename to...
831 (mips_init_cumulative_args): ...this. Use memset rather than a
832 copy from a zeroed static. Use prototype_p and stdarg_p.
833 (mips_arg_info): Rename to...
834 (mips_get_arg_info): ...this and put the INFO argument first.
835 (function_arg): Rename to...
836 (mips_function_arg): ...this and use "rtx" instead of
837 "struct rtx_def *". Only split structures into chunks if
838 TARGET_HARD_FLOAT, rather than checking !TARGET_SOFT_FLOAT on
839 a chunk-by-chunk basis. Use SCALAR_FLOAT_TYPE_P instead of a
840 comparison with REAL_TYPE. Rename local variable REG to REGNO
841 and make it unsigned.
842 (function_arg_advance): Rename to...
843 (mips_function_arg_advance): ...this.
844 (function_arg_boundary): Rename to...
845 (mips_function_arg_boundary): ...this.
846 (mips_pad_arg_upward): Use SCALAR_INT_MODE_P instead of a comparison
848 (mips_fpr_return_fields): Use SCALAR_FLOAT_TYPE_P instead of a
849 comparison with REAL_TYPE.
850 (mips_function_value): Remove the FUNC argument. Rename local
851 variable UNSIGNEDP to UNSIGNED_P.
852 (mips_return_in_memory): Use IN_RANGE.
853 (mips_setup_incoming_varargs): Pass a boolean rather than an int
854 to FUNCTION_ARG_ADVANCE.
855 (mips_gimplify_va_arg_expr): Rename local variable INDIRECT
856 to INDIRECT_P. Remove a redundant mips_abi check. Only calculate
857 SIZE and RSIZE if needed.
858 (mips16_stub): Rename FPRET to FP_RET_P and give it type "bool"
860 (build_mips16_function_stub): Rename to...
861 (mips16_build_function_stub): ...this.
862 (build_mips16_call_stub): Rename to...
863 (mips16_build_call_stub): ...this. Make static, and return a
864 "bool" rather than an "int". Rename the ARG_SIZE argument to
865 ARGS_SIZE. Rename the local variable FPRET to FP_RET_P and give
866 it type "bool". Use "jr" rather than "j". Use XNEW. Simplify.
867 (mips_load_call_address): Give the SIBCALL_P argument type "bool"
869 (mips_expand_call): Likewise. Assert that MIPS16 calls via stubs
870 are not sibling ones.
871 (mips_emit_fcc_reload): Rename to...
872 (mips_expand_fcc_reload): ...this.
873 (mips_get_unaligned_mem): Give the WIDTH and BITPOS arguments type
875 (mips_expand_unaligned_load): Rename to...
876 (mips_expand_ext_as_unaligned_load): ...this and give the WIDTH
877 and BITPOS arguments type "HOST_WIDE_INT". Remove redundant
879 (mips_expand_unaligned_store): Rename to...
880 (mips_expand_ins_as_unaligned_store): ...this and give the WIDTH
881 and BITPOS arguments type "HOST_WIDE_INT".
882 (mips_use_ins_ext_p): Rename second and third arguments to WIDTH
883 and BITPOS and give them type "HOST_WIDE_INT" rather than "rtx".
885 (mips_init_split_addresses): Replace with...
886 (mips_split_addresses_p): ...this new function.
887 (mips_init_relocs): Check mips_split_addresses_p () rather than
888 mips_split_addresses. Always initialize mips_split_p with booleans.
889 (print_operand_reloc): Rename to...
890 (mips_print_operand_reloc): ...this. Use a gcc_assert rather than
892 (print_operand): Rename to...
893 (mips_print_operand): ...this.
894 (print_operand_address): Rename to...
895 (mips_print_operand_address): ...this. Use GP_REG_FIRST.
896 (mips_in_small_data_p): Simplify.
897 (mips_output_ascii): Remove the PREFIX argument and "register"
898 keywords. Use the STRING parameter directly and cast to
900 (mips16e_collect_argument_save_p): Use IN_RANGE.
901 (mips_function_has_gp_insn): Simplify.
902 (mips_set_return_address): Use BITSET_P.
903 (mips_restore_gp): Use a separate statement to pick the base
905 (mips_output_function_prologue): Use a local FRAME variable.
906 (mips_save_reg): Pass booleans to mips_subword.
907 (mips_expand_prologue): Use a local FRAME variable. Use
908 cprestore_size to detect when .cprestore is needed.
909 (mips_restore_reg): Use GP_REG_FIRST.
910 (mips_expand_epilogue): Give the SIBCALL_P argument type "bool"
911 rather than "int". Use local FRAME and REGNO variables.
912 (mips_can_use_return_insn): Return a "bool" rather than an "int".
913 (mips_secondary_reload_class): Give the IN_P argument type "bool"
915 (mips_linked_madd_p): Rename arguments to OUT_INSN and IN_INSN.
916 (mips_store_data_bypass_p): Return a "bool" rather than an "int".
917 (vr4130_swap_insns_p): Rename local variables to DEP1_P and DEP2_P.
918 (mips_74k_agen_init): Assume INSN satisfies USEFUL_INSN_P.
919 (mips_variable_issue): Do nothing unless INSN satisfies USEFUL_INSN_P.
920 (builtin_description): Rename to...
921 (mips_builtin_description): ...this.
922 (mips_bdesc): Rename to...
923 (mips_ps_bdesc): ...this.
924 (sb1_bdesc): Rename to...
925 (mips_sb1_bdesc): ...this.
926 (dsp_bdesc): Rename to...
927 (mips_dsp_bdesc): ...this.
928 (dsp_32only_bdesc): Rename to...
929 (mips_dsp_32only_bdesc): ...this.
930 (bdesc_map): Rename to...
931 (mips_bdesc_map): ...this.
932 (bdesc_arrays): Rename to...
933 (mips_bdesc_arrays): ...this.
934 (mips_prepare_builtin_arg): Rename OP to OPNO and ARGNUM to ARGNO.
936 (mips_expand_builtin_direct): Rename HAS_TARGET to HAS_TARGET_P.
937 Rename local variables I and J to OPNO and ARGNO respectively.
938 Assert that the number of arguments is no more than the number of
940 (mips_expand_builtin_compare): Use an array of arguments rather
941 than an array of operands. Assert that the number of operands is
943 (add_constant): Rename to...
944 (mips16_add_constant): ...this. Use XNEW.
945 (dump_constants_1): Rename to...
946 (mips16_emit_constants_1): ...this. Use ALL_SCALAR_FIXED_POINT_MODE_P.
947 (dump_constants): Rename to...
948 (mips16_emit_constants): ...this.
949 (mips_sim_wait_reg, mips_sim_record_set): Use END_REGNO.
950 (mips_set_mips16_mode): Don't call mips_init_split_addresses.
951 Assign mips16_p to was_mips16_p.
952 (mips_parse_cpu): Tweak warning message.
953 (override_options): Rename to...
954 (mips_override_options): ...this. Move the mips_cost initialization
955 out of the "shared with GAS" block. Quote option names in error
957 (mips_conditional_register_usage): Make local variable REGNO unsigned.
958 (mips_order_regs_for_local_alloc): Remove register keyword.
960 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
962 * system.h (IN_RANGE): Cast each argument individually.
964 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
966 * config/mips/mips.c (mips_set_mips16_mode) Say sorry for hard-float
967 MIPS16 code unless using o32 or o64.
969 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
971 * config/mips/mips.c (mips_cannot_change_mode_class): Don't check
972 for modes smaller than 4 bytes.
973 * config/mips/mips.md (*movhi_internal, *movqi_internal): Remove
976 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
978 * config/mips/mips-protos.h (mips_output_aligned_bss): Delete.
979 * config/mips/linux.h (BSS_SECTION_ASM_OP): Delete.
980 (ASM_OUTPUT_ALIGNED_BSS): Delete.
981 * config/mips/mips.c (mips_output_aligned_bss): Delete.
983 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
985 * config/mips/mips.c (mips_function_ok_for_sibcall): Only forbid
986 sibling calls to "mips16" functions if the function satisfies
987 const_call_insn_operand.
989 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
991 * config/mips/mips.c (mips_va_start): Fix types in calls
994 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
996 * config/mips/mips.c (mips_rtx_costs): Only recognize reciprocals
999 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
1001 * config/mips/mips.h (ISA_HAS_LDC1_SDC1): New macro.
1002 * config/mips/mips.c (mips_split_64bit_move_p): Use ISA_HAS_LDC1_SDC1
1003 instead of checking mips_isa.
1005 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
1007 * doc/invoke.texi (-mpaired-single): Don't say that the option
1008 requires 64-bit code.
1009 * config/mips/mips-protos.h (mips_modes_tieable_p): Declare.
1010 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): New macro.
1011 (ISA_HAS_NMADD_NMSUB): Add a mode argument. Return true for
1012 V2SF if ISA_MIPS32R2.
1013 (MODES_TIEABLE_P): Use mips_modes_tieable_p.
1014 * config/mips/mips.c (mips_rtx_costs): Pass a mode argument
1015 to ISA_HAS_NMADD_NMSUB.
1016 (mips_split_doubleword_move): Handle V2SF.
1017 (mips_modes_tieable_p): New function.
1018 (override_options): Report a warning rather than an error when
1019 -mpaired-single is used on ISAs that don't support it; use
1020 ISA_HAS_PAIRED_SINGLE to check that case.
1021 * config/mips/mips.md (MOVE64): New mode iterator. Replace DI
1022 and DF move splitters with a single MOVE64 splitter, thereby adding
1023 a V2SF splitter too.
1024 (SPLITF): Add TARGET_DOUBLE_FLOAT conditions to DI and DF.
1025 Add a TARGET_FLOAT64 condition to TF. Add V2SF to the iterator.
1026 (HALFMODE): Add V2SF.
1027 (*nmadd<mode>, *nmadd<mode>_fastmath, *nmsub<mode>)
1028 (*nmsub<mode>_fastmath): Add a mode argument to ISA_HAS_NMADD_NMSUB.
1029 (movv2sf_hardfloat_64bit): Tweak ordering of conditions.
1030 (movv2sf_hardfloat_32bit): New pattern.
1031 (load_low<mode>, load_high<mode>, store_word<mode>): Remove
1032 TARGET_DOUBLE_FLOAT conditions.
1034 2007-10-20 Jakub Jelinek <jakub@redhat.com>
1036 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Point
1037 saved CR2 offset to low 32 bits of regs->ccr rather than the whole
1038 64-bit register in 64-bit libgcc.
1040 2007-10-20 Eric B. Weddington <eweddington@cso.atmel.com>
1042 * config/avr/avr.c (avr_mcu_types): Add at90pwm2b, at90pwm3b.
1043 * config/avr/avr.h (LINK_SPEC): Likewise.
1044 (CRT_BINUTILS_SPECS): Likewsie.
1045 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
1047 2007-10-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1049 * doc/invoke.texi (Warning Options): Move -w, -Werror, -Werror=
1050 and -Wfatal-errors together.
1052 2007-10-20 Alan Modra <amodra@bigpond.net.au>
1055 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Revert 2007-05-16
1056 change for vrsave, ie restore after frame pop.
1058 2007-10-19 David S. Miller <davem@davemloft.net>
1060 * config/sparc/niagara2.md: Fix copyright notice.
1062 2007-10-19 Sebastian Pop <sebastian.pop@amd.com>
1064 PR tree-optimization/23820
1065 PR tree-optimization/24309
1066 PR tree-optimization/33766
1067 * testsuite/gcc.dg/tree-ssa/pr23820.c: New.
1068 * testsuite/gcc.dg/tree-ssa/pr24309.c: New.
1069 * testsuite/gcc.dg/tree-ssa/pr33766.c: New.
1070 * testsuite/gcc.dg/tree-ssa/ltrans-3.c: XFAILed.
1071 * tree-loop-linear.c (perfect_loop_nest_depth): New.
1072 (linear_transform_loops): Use perfect_loop_nest_depth.
1073 * lambda-code.c (perfect_nest_p): Outer loops in perfect nests
1074 should have a single condition: their exit.
1076 2007-10-19 Richard Guenther <rguenther@suse.de>
1080 * stor-layout.c (layout_type): Assert that aggregates do not
1081 have their alias sets set.
1082 * alias.c (get_alias_set): Return alias set zero for incomplete
1083 types, return the alias set of the element for incomplete array
1084 types, but do not remember these.
1086 2007-10-19 Richard Guenther <rguenther@suse.de>
1089 2007-10-19 Richard Guenther <rguenther@suse.de>
1092 * tree.c (build_array_type): Do not re-layout unbound array
1095 2007-10-19 Richard Guenther <rguenther@suse.de>
1098 * tree.c (build_array_type): Do not re-layout unbound array
1101 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
1103 * config/mips/mips.c (mips_canonicalize_comparison): Check
1104 mips_relational_operand_ok_p before trying to rewrite the test.
1105 Only calculate PLUS_ONE if needed.
1106 (mips_emit_int_relational): Don't call mips_relational_operand_ok_p
1109 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
1111 * config/mips/mips.c (mips16e_build_save_restore): Fix *OFFSET_PTR
1114 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
1116 * config/mips/mips.c (mips_call_tls_get_addr): Don't claim that
1117 the call uses the incoming value of $2.
1119 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
1121 * config/mips/mips.c (mips_call_tls_get_addr): Use gen_const_mem
1122 rather then gen_rtx_MEM.
1123 (mips_setup_incoming_varargs): Use gen_frame_mem rather than
1125 (mips_set_return_address): Likewise.
1126 (mips_restore_gp): Likewise.
1128 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
1130 * config/mips/mips.c (gpr_mode): Delete.
1131 (mips16e_build_save_restore): Use word_mode and UNITS_PER_WORD
1132 instead of gpr_mode.
1133 (mips_for_each_saved_reg): Likewise.
1134 (mips_expand_prologue, mips_expand_epilogue): Likewise.
1135 (override_options): Don't initialize gpr_mode.
1136 * config/mips/mips.md (eh_return): Use word_mode instead of gpr_mode.
1138 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
1140 * config/mips/mips.c (mips_hard_regno_nregs): Put the UNITS_PER_WORD
1142 (mips_class_max_nregs): Calculate the smallest consituent register
1143 size and use that to determine an upper bound on the number of
1146 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
1148 * config/mips/mips.c (mips16_copy_fpr_return_value): New function,
1150 (mips_expand_epilogue): ...here.
1151 (mips_mdebug_abi_name): New function, split out from...
1152 (mips_file_start): ...here.
1153 (mips_hard_regno_mode_ok_p): New function, split out from...
1154 (override_options): ...here.
1155 (mips_expand_builtin_1): New function, split out from...
1156 (mips_expand_buitin): ...here. Abort if we don't recognize
1159 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
1161 * config/mips/mips.c (build_mips16_function_stub): Load the
1162 target address into $1 before transfering the arguments.
1163 Don't use ".set noreorder".
1164 (build_mips16_call_stub): Likewise.
1166 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
1168 * config/mips/mips.c (mips_output_32bit_xfer): New function.
1169 (mips_output_64bit_xfer): Likewise.
1170 (mips16_fp_args): Rename to...
1171 (mips_output_args_xfer): ...this and replace the FROM_FP_P argument
1172 with a DIRECTION argument. Use mips_output_32bit_xfer and
1173 mips_output_64bit_xfer.
1174 (build_mips16_function_stub): Update accordingly.
1175 (mips16_fpret_double): Delete.
1176 (build_mips16_call_stub): Update after above changes.
1177 Use mips_output_32bit_xfer. Use mips_output_64bit_xfer instead
1178 of mips16_fpret_double. Use GP_REG_RETURN.
1180 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
1182 * config/mips/mips.c (mips16_fp_args): Remove the FILE argument and
1183 use asm_out_file instead.
1184 (build_mips16_function_stub): Likewise.
1185 (build_mips16_call_stub, mips_output_function_prologue): Update
1188 2007-10-18 David S. Miller <davem@davemloft.net>
1190 Add Niagara-2 support.
1191 * doc/invoke.texi: Document -m{cpu,tune}=niagara2.
1192 * config.gcc: Add niagara2 to cpu and tune lists for sparc.
1193 * config/sparc/sparc.md (sparc_cpu_attr): Add niagara2.
1194 (include): Add inclusion of niagara2.md
1195 * config/sparc/sparc.c (niagara2_costs): New.
1196 (sparc_override_options): Add niagara2 entry to cpu_default[]
1197 and cpu_table[]. Set align_functions to 32 on Niagara2. Use
1198 niagara2_costs when PROCESSOR_NIAGARA2. Handle Niagara2 for
1199 PARAM_SIMULTANEOUS_PREFETCHES and PARAM_L1_CACHE_LINE_SIZE.
1200 (sparc_initialize_trampoline): Handle niagara2 like niagara.
1201 (sparc64_initialize_trampoline): Likewise.
1202 (sparc_use_sched_lookahead): Likewise.
1203 (sparc_issue_rate): Likewise.
1204 * config/sparc/sol2-bi.h: Handle TARGET_CPU_niagara2 and
1206 * config/sparc/sparc.h (TARGET_CPU_niagara2): Define.
1207 ({CPP,ASM}_CPU64_DEFAULT_SPEC): Set appropriately for
1208 TARGET_CPU_niagara2.
1209 (PROCESSOR_NIAGARA2): New.
1210 (REGISTER_MOVE_COST): Handle PROCESSOR_NIAGARA2.
1211 (BRANCH_COST): Likewise.
1212 * config/sparc/linux64.h: Handle TARGET_CPU_niagara2.
1213 * config/sparc/sol2.h: Likewise.
1214 * config/sparc/niagara2.md: New file.
1216 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
1218 * config/mips/mips.c (mips_frame_info): Remove gp_reg_size and
1220 (mips_compute_frame_info): Remove associated code.
1221 (mips16e_build_save_restore): Check num_fp instead of fp_reg_size.
1223 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
1225 * config/mips/mips-protos.h (compute_frame_size): Delete.
1226 * config/mips/mips.h: Update comments.
1227 * config/mips/mips.c (mips_frame_info): Remove initialized.
1228 (compute_frame_size): Rename to...
1229 (mips_compute_frame_info): ...this and make static. Remove the
1230 SIZE argument and return no value. Remove the setting of initialized.
1231 Update rest of file accordingly.
1232 (mips_set_return_address): Don't call compute_frame_size.
1233 (mips_can_use_return_insn): Don't check df_regs_ever_live_p (31).
1234 Don't call compute_frame_size.
1236 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
1238 * config/mips/mips-protos.h (mips_frame_pointer_required): Declare.
1239 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Use
1240 mips_hard_frame_pointer_required.
1241 (CAN_ELIMINATE): Rely on FRAME_POINTER_REQUIRED to check for
1242 large MIPS16 frames.
1243 * config/mips/mips.c (mips_frame_pointer_required): New function.
1245 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
1247 * config/mips/mips.c (mips_frame_info): Add arg_pointer_offset
1248 and hard_frame_pointer_offset.
1249 (mips_debugger_offset): Use hard_frame_pointer_offset.
1250 (mips16e_collect_argument_save_p): Likewise.
1251 (compute_frame_size): Initialize arg_pointer_offset and
1252 hard_frame_pointer_offset.
1253 (mips_initial_elimination_offset): Use them.
1254 (mips_output_function_prologue): Use hard_frame_pointer_offset.
1255 (mips_expand_prologue, mips_expand_epilogue): Likewise.
1257 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
1259 * config/mips/mips.h (STARTING_FRAME_OFFSET): Remove rtl
1261 * config/mips/mips.c (mips_frame_info): Give num_gp and num_fp type
1262 "unsigned int" rather than "int" and put them with the other
1263 register-related fields. Put expanded comments above fields
1264 rather than to their right.
1265 (mips16e_mask_registers): Replace the GP_REG_SIZE_PTR argument
1266 with a NUM_REGS_PTR argument.
1267 (mips16e_save_restore_pattern_p): Update accordingly.
1268 (compute_frame_size): Clarify frame diagram. Rewrite.
1270 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
1272 * config/mips/mips-ftypes.def: New file.
1273 * config/mips/mips.c (MIPS_FTYPE_NAME1, MIPS_FTYPE_NAME2)
1274 (MIPS_FTYPE_NAME3, MIPS_FTYPE_NAME4): New macros.
1275 (mips_function_type): Redefine using mips-ftypes.def.
1276 (dsp_bdesc): Use POINTER rather than PTR in the MIPS_*_FTYPE_* names.
1277 (mips_builtin_vector_type): New function.
1278 (MIPS_ATYPE_VOID, MIPS_ATYPE_INT, MIPS_ATYPE_POINTER, MIPS_ATYPE_SI)
1279 (MIPS_ATYPE_USI, MIPS_ATYPE_DI, MIPS_ATYPE_SF, MIPS_ATYPE_DF)
1280 (MIPS_ATYPE_V2SF, MIPS_ATYPE_V2HI, MIPS_ATYPE_V4QI, MIPS_FTYPE_ATYPES1)
1281 (MIPS_FTYPE_ATYPES2, MIPS_FTYPE_ATYPES3, MIPS_FTYPE_ATYPES4): New
1283 (mips_build_function_type): New function.
1284 (mips_init_builtins): Use it to create types lazily.
1286 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
1288 * config/mips/mips.h (set_volatile): Delete.
1289 * config/mips/mips.c (set_volatile): Delete.
1290 (mips_print_operand_punctuation): New function, split out from
1291 print_operand. Remove '%{', '%}', '%~', '%&' and '%!'.
1292 Use the same character ordering in the code and the comments.
1293 Use a recursive call to handle '*'. Abort on unknown characters.
1294 (mips_init_print_operand_punct): New function, split out from
1296 (mips_print_int_branch_condition): New function, split out from
1297 print_operand. Use GET_RTX_NAME. Use output_operand_lossage
1298 to report unexpected codes.
1299 (mips_print_float_branch_condition): New function, split out from
1300 print_operand. Use output_operand_lossage to report unexpected codes.
1301 (print_operand): Rework to use a case statement. Use the
1302 same letter ordering in the code and the comments. Use
1303 output_operand_lossage to report unexpected codes and
1304 reverse_condition to handle inverted branch conditions.
1305 (override_options): Use mips_init_print_operand_punct.
1307 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
1309 * config/mips/mips.h: Move variable declarations to end of file and
1310 enclose them all in #ifndef USED_FOR_TARGET.
1311 * config/mips/mips.c: Reorder functions into more logical groups,
1312 and so that callees appear before callers. Put the targetm
1313 initializer at the end of the file. Remove forward static
1314 declarations where possible.
1315 (mips_init_builtins): Add "static" to definition.
1316 (mips_expand_builtin, mips_mode_rep_extended): Likewise.
1318 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
1320 * config/mips/mips.c (TARGET_MIN_ANCHOR_OFFSET): Delete.
1321 (TARGET_MAX_ANCHOR_OFFSET): Delete.
1322 (mips_cannot_force_const_mem): Don't check TARGET_HAVE_TLS.
1323 (mips_set_mips16_mode): Initialize min_anchor_offset and
1324 max_anchor_offset directly to constants.
1326 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
1328 * config/mips/mips.c: Delete trailing whitespace.
1330 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
1332 * config/mips/mips.c (mips_expand_call): Use FAKE_CALL_REGNO.
1333 (mips_avoid_hazard): Allow multiple sets for HAZARD_DELAY,
1335 * config/mips/mips.md (load_call<mode>): Don't make the unspec
1336 depend on FAKE_CALL_REGNO. Set FAKE_CALL_REGNO.
1338 2007-10-18 David Daney <ddaney@avtrex.com>
1340 * config/mips/linux-unwind.h (mips_fallback_frame_state): Use new
1341 reg_offset variable to calculate register locations.
1343 2007-10-18 Richard Guenther <rguenther@suse.de>
1345 * tree-ssa.c (uid_ssaname_map_eq): New function.
1346 (uid_ssaname_map_has): Likewise.
1347 (init_tree_ssa): Allocate default_defs as uid_ssaname map.
1348 * tree-flow.h (struct gimple_df): Make default_defs a
1350 * tree-dfa.c (gimple_default_def): Deal with it.
1351 (set_default_def): Likewise.
1353 2007-10-18 Richard Guenther <rguenther@suse.de>
1355 * tree-flow.h (struct gimple_df): Make referenced_vars
1357 (uid_decl_map_eq): Declare.
1358 (uid_decl_map_hash): Likewise.
1359 * tree-ssa.c (uid_decl_map_eq): New function.
1360 (uid_decl_map_hash): Likewise.
1361 (init_tree_ssa): Make referenced_vars a uid_decl_map.
1362 * tree-flow-inline.h (first_referenced_var): Deal with
1363 the referenced_vars representation change.
1364 (next_referenced_var): Likewise.
1365 * tree-dfa.c (referenced_var_lookup): Likewise.
1366 (referenced_var_check_and_insert): Likewise.
1367 (remove_referenced_var): Likewise.
1369 2007-10-18 Daniel Jacobowitz <dan@codesourcery.com>
1371 * config/mips/mips.c (mips_dwarf_register_span): New.
1372 (TARGET_DWARF_REGISTER_SPAN): Define.
1374 2007-10-18 Chen Liqin <liqin@sunnorth.com.cn>
1376 * config.gcc : update score-*-elf(extra_objs).
1377 * config/score/mac.md : Remove.
1378 * config/score/misc.md : Remove.
1379 * config/score/score7.md : Remove.
1380 * config/score/score-mdaux.h : Remove.
1381 * config/score/score-mdaux.c : Remove.
1382 * config/score/score-version.h : Remove.
1383 * config/score/score-generic.md : New.
1384 * config/score/score3.h : New.
1385 * config/score/score3.c : New.
1386 * config/score/score7.h : New.
1387 * config/score/score7.c : New.
1388 * config/score/mul-div.S : add flush_cache score3 support.
1389 * config/score/elf.h : Fix some typos.
1390 * config/score/score.md : merge score3 and score7 pattern.
1391 * config/score/score.c : use to seperate which target it used.
1392 * config/score/score.h : use to seperate the target macro.
1393 * config/score/score.opt : remove -mmac option , add -mscore3,
1394 -mscore3d and -march OPTION support.
1396 2007-10-17 Andrew Pinski <andrew_pinski@playstation.sony.com>
1398 * cfgexpand.c (expand_stack_vars): Add checking to make sure
1399 that the offset of a variable is not greater than the size
1402 2007-10-17 Anatoly Sokolov <aesok@post.ru>
1404 * config/avr/avr.c (avr_mcu_types): Add support for atmega48p,
1405 atmega88p, atmega168p and atmega328p devices.
1406 * config/avr/avr.h (LINK_SPEC): (Ditto.).
1407 (CRT_BINUTILS_SPECS): (Ditto.).
1408 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
1410 2007-10-17 Maxim Kuvyrkov <maxim@codesourcery.com>
1412 * sched-ebb.c: Surround code with '#ifdef INSN_SCHEDULING'.
1414 * sched-deps.c: Ditto. Remove nested #ifdef's INSN_SCHEDULING.
1415 * sched-int.h: Surround declarations with '#ifdef INSN_SCHEDULING'.
1416 (print_insn): Move declaration to ...
1417 * rtl.h (print_insn): ... here.
1419 2007-10-17 Maxim Kuvyrkov <maxim@codesourcery.com>
1421 * config/m68k/m68k.h (m68k_sched_cpu, m68k_sched_attr_opx_type,
1422 m68k_sched_attr_opy_type, m68k_sched_attr_size, m68k_sched_attr_op_mem,
1423 m68k_sched_branch_type): Move declarations to ...
1424 * config/m68/m68k-protos.h: ... here.
1426 2007-10-17 Maxim Kuvyrkov <maxim@codesourcery.com>
1428 * genattrtab.c (main): Rearrange output of insn-attrtab.c headers.
1430 2007-10-17 Eric B. Weddington <eweddington@cso.atmel.com>
1432 * config/avr/avr.c (avr_mcu_types): Add attiny48.
1433 * config/avr/avr.h (LINK_SPEC): Likewise.
1434 (CRT_BINUTILS_SPECS): Likewsie.
1435 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
1437 2007-10-17 Eric B. Weddington <eweddington@cso.atmel.com>
1439 * config/avr/avr.c (avr_mcu_types): Add attiny43u.
1440 * config/avr/avr.h (CRT_BINUTILS_SPECS): Likewsie.
1441 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
1443 2007-10-17 Uros Bizjak <ubizjak@gmail.com>
1446 * reg-stack.c (move_for_stack_reg): Swap input argument of
1447 UNSPEC_TAN insn to the top of the stack.
1449 2007-10-17 Uros Bizjak <ubizjak@gmail.com>
1452 * config/i386/i386.c (ix86_expand_builtin) [IX86_BUILTIN_PSLLWI128,
1453 IX86_BUILTIN_PSLLDI128, BUILTIN_PSLLQI128, IX86_BUILTIN_PSRAWI128,
1454 IX86_BUILTIN_PSRADI128, IX86_BUILTIN_PSRLWI128,
1455 IX86_BUILTIN_PSRLDI128, IX86_BUILTIN_PSRLQI128]: Do not require
1456 immediate shift value.
1457 * config/i386/emmintrin.h (_mm_slli_epi16, _mm_slli_epi32,
1458 _mm_slli_epi64, _mm_srai_epi16, _mm_srai_epi32, _mm_srli_epi16,
1459 _mm_srli_epi32, _mm_srli_epi64): Remove 'const' from count argument.
1460 Remove macros for !__OPTIMIZE__ case.
1462 2007-10-17 Daniel Berlin <dberlin@dberlin.org>
1464 * tree-ssa-structalias.c (rewrite_constraints): Don't test for
1466 (perform_var_substitution): Only DFS from real nodes. Don't test
1468 (unite_pointer_equivalences): Fix broken test.
1470 2007-10-17 Alan Modra <amodra@bigpond.net.au>
1472 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Correct
1473 altivec sp_offset. Rearrange sp_offset assignments to
1474 correspond to stack adjustments. Use frame_reg_rtx for
1475 SPE register restores. Correct SPE stack adjustment.
1477 2007-10-17 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1479 * builtins.c (gimplify_va_arg_expr): Use inform for help message.
1480 * toplev.c (check_global_declaration_1): Use appropriate warning
1481 option instead of unnamed warning.
1482 * stor-layout.c (layout_decl): Likewise.
1483 * c-typeck.c (build_conditional_expr): Likewise.
1484 (build_compound_expr): Fix wrong comment.
1485 (build_binary_op): Use appropriate warning option instead of
1487 * cfgexpand.c (tree_expand_cfg): Likewise.
1488 * tree-optimize.c (tree_rest_of_compilation): Likewise.
1489 * tree-cfg.c (remove_useless_stmts_warn_notreached): Likewise.
1490 (execute_warn_function_return): Likewise.
1491 * stmt.c (warn_if_unused_value): Likewise.
1493 2007-10-16 Eric B. Weddington <eweddington@cso.atmel.com>
1495 * config/avr/avr.c (avr_mcu_types): Add at90pwm216, at90pwm316.
1496 * config/avr/avr.h (LINK_SPEC): Likewise and remove regex for
1498 (CRT_BINUTILS_SPECS): Likewsie.
1499 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
1501 2007-10-16 Amruth Laxman <amruth.laxman@nsn.com>
1504 * config/sparc/sparc.h (LOCAL_ALIGNMENT): Define.
1506 2007-10-16 Eric Botcazou <ebotcazou@libertysurf.fr>
1508 * dce.c (init_dce): Only initialize the obstacks for the fast pass.
1509 (fini_dce): Only release them for the fast pass.
1510 (end_ud_dce): Delete.
1511 (rest_of_handle_ud_dce): Do not modify df_in_progress.
1512 Call fini_dce instead of end_ud_dce.
1513 (rest_of_handle_fast_dce): Do not modify df_in_progress.
1514 (run_fast_df_dce): Reset df_in_progress to false on exit.
1516 2007-10-16 Paolo Bonzini <bonzini@gnu.org>
1517 Maxim Kuvyrkov <maxim@codesourcery.com>
1519 * target.h (unspec_may_trap_p): New target hook.
1520 * target-def.h (TARGET_UNSPEC_MAY_TRAP_P): New macro.
1521 * targhooks.c (default_unspec_may_trap_p): Default implementation of
1523 * targhooks.h (default_unspec_may_trap_p): Declare it.
1524 * doc/tm.texi (TARGET_UNSPEC_MAY_TRAP_P): Document new hook.
1525 * rtlanal.c (may_trap_p_1): Use new hook. Make global.
1526 * rtl.h (may_trap_p_1): Declare.
1528 * config/ia64/ia64.c (ia64_unspec_may_trap_p): New function to
1529 override default hook implementation.
1530 (TARGET_UNSPEC_MAY_TRAP_P): Override default implementation of the
1533 2007-10-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1535 * doc/invoke.texi (Wextra): Move it just after Wall, list the
1536 options enabled by Wextra and mention Wuninitialized.
1538 2007-10-15 Nigel Stephens <nigel@mips.com>
1540 * config/mips/mips.h (LOCAL_ALIGNMENT): Define.
1542 2007-10-15 Jakub Jelinek <jakub@redhat.com>
1544 PR tree-optimization/33136
1545 * opts.c (decode_options): Don't enable flag_ipa_type_escape.
1547 2007-10-15 Alexandre Oliva <aoliva@redhat.com>
1549 PR tree-optimization/33735
1550 PR tree-optimization/33572
1551 * tree-inline.c (update_ssa_across_abnormal_edges): Revert
1552 2007-10-09's change.
1553 * except.c (duplicate_eh_regions): Don't look for prev_try
1554 beyond ERT_ALLOWED_EXCEPTIONS with an empty list.
1556 2007-10-15 Alexandre Oliva <aoliva@redhat.com>
1559 * tree-inline.c (copy_bb): Use bsi_replace to replace a
1560 __builtin_va_arg_pack-containing call stmt.
1562 2007-10-15 Razya Ladelsky <razya@il.ibm.com>
1564 * matrix-reorg.c (gate_matrix_reorg): Don't comment out whole
1567 2007-10-15 Jakub Jelinek <jakub@redhat.com>
1569 PR tree-optimization/33619
1570 * tree-ssa-ter.c (is_replaceable_p): Return false for all
1573 2007-10-15 David Edelsohn <edelsohn@gnu.org>
1575 * config.gcc (powerpc-ibm-aix5*): Install altivec.h.
1577 2007-10-15 Richard Guenther <rguenther@suse.de>
1579 * fold-const.c (extract_array_ref): Remove.
1580 (fold_comparison): Handle POINTER_PLUS_EXPR with the
1581 generic address expression comparison folding. Remove
1582 the folding that used extract_array_ref.
1584 2007-10-15 Maxim Kuvyrkov <maxim@codesourcery.com>
1587 * haifa-sched.c (process_insn_forw_deps_be_in_spec): Check if
1588 speculation type of insn can be changed before trying to do that.
1590 2007-10-15 Eric Botcazou <ebotcazou@libertysurf.fr>
1592 * dse.c (struct insn_info): Add 'frame_read' field.
1593 (scan_insn): For the call to a const function, set frame_read if
1594 reload has been run.
1595 If the insn reads the frame, kill the frame related stores.
1596 (scan_reads_nospill): Likewise.
1598 2007-10-14 Jason Merrill <jason@redhat.com>
1600 * tree-eh.c (optimize_double_finally): Don't assume that the
1601 cleanup we're duplicating is only one statement.
1603 2007-10-14 Kazu Hirata <kazu@codesourcery.com>
1605 * config/fixed-bit.c, config/i386/cpuid.h, config/i386/i386.c,
1606 config/i386/i386.md, config/i386/sse.md, function.c, jump.c,
1607 modulo-sched.c, ra-conflict.c, toplev.c, tree-eh.c, tree-sra.c,
1608 tree-ssa-dse.c, tree-vect-analyze.c, tree-vect-patterns.c,
1609 tree-vect-transform.c: Fix comment typos.
1610 * doc/extend.texi: Fix a typo.
1612 * c-common.h: Remove the prototype for c_expand_body.
1613 * c-tree.h: Remove the prototype for c_disregard_inline_limits.
1614 * tree.h: Remove the prototype for fold_build_call_expr.
1616 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN):
1618 * c-tree.h: Remove the prototype for c_cannot_inline_tree_fn.
1620 2007-10-13 David Edelsohn <edelsohn@gnu.org>
1622 * config/rs6000/aix53.h: New file.
1623 * config/rs6000/aix{41,43,51,52}.h (TARGET_ALTIVEC): Define to 0.
1624 (TARGET_ALTIVEC_ABI): Same.
1625 * config/rs6000/aix.h (TARGET_ALTIVEC): Delete.
1626 (TARGET_ALTIVEC_ABI): Delete.
1627 * config.gcc (powerpc-ibm-aix5*): Rename to aix5.2. Add new
1628 stanza defaulting to aix5.3.
1630 2007-10-12 Nathan Froyd <froydnj@codesourcery.com>
1632 * config/i386/i386.md (SI_REG, DI_REG): New constants.
1633 (strmov): Use defined constants.
1634 (cmpstrnsi): Likewise.
1635 * config/i386/i386.c (decide_alg): Use defined constants.
1636 (ix86_expand_strlen): Likewise.
1638 2007-10-12 Richard Sandiford <rsandifo@nildram.co.uk>
1640 * dse.c (find_shift_sequence): Reinstate "<= UNITS_PER_WORD" condition.
1641 * var-tracking.c (micro_operation_def): Update comment on u.loc.
1642 (mode_for_reg_attrs, var_lowpart): New functions.
1643 (add_uses): Consider recording a lowpart of LOC for MO_USE.
1644 (add_stores): Likewise MO_SET and MO_COPY. If the source of a set
1645 or copy is known, set LOC to the SET that performs the set, instead
1647 (find_src_status, find_src_set_src): Remove LOC parameter.
1648 Replace INSN with the source value.
1649 (compute_bb_dataflow, emit_notes_in_bb): Check for a SET u.loc when
1650 handling MO_SET and MO_COPY. Update the calls to find_src_status
1651 and find_src_set_src.
1653 2007-10-12 Nathan Froyd <froydnj@codesourcery.com>
1656 * config/i386/i386.md (strmov): Check for esi and edi usage.
1657 * config/i386/i386.c (decide_alg): Check whether we can use a
1658 rep prefix and adjust algorithm choice accordingly.
1659 (ix86_expand_strlen): Check for eax, ecx, and edi usage.
1661 2007-10-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1663 * config/c4x/c4x.md (mulqi3, mulhi3): Use optab_libfunc.
1665 2007-10-12 Kenneth Zadeck <zadeck@naturalbridge.com>
1667 * global.c (build_insn_chain): Formatting fixes.
1669 2007-10-12 Richard Guenther <rguenther@suse.de>
1671 * tree-ssa-forwprop.c (forward_propagate_into_cond): For
1672 combining both operands require either both have single uses
1673 or combining to a constant.
1675 2007-10-12 Richard Guenther <rguenther@suse.de>
1678 * tree-ssa-forwprop.c (can_propagate_from): Do not propagate from
1679 a rhs with side-effects or which is a load.
1680 (forward_propagate_into_cond): Also try combining both operands.
1682 2007-10-12 Uros Bizjak <ubizjak@gmail.com>
1684 PR tree-optimization/33742
1685 * tree-vect-transform.c (vectorizable_operation): Return false
1686 if get_vectype_for_scalar_type for scalar_dest can't be determined.
1687 (vectorizable_call): Same for rhs_type and lhs_type.
1689 2007-10-12 Jakub Jelinek <jakub@redhat.com>
1691 PR tree-optimization/33645
1692 * tree-ssa-live.c (mark_all_vars_used): Add data argument,
1693 pass it to walk_tree.
1694 (mark_all_vars_used_1): Pass data through to mark_all_vars_used.
1695 When calling set_is_used on a VAR_DECL, if data is not NULL and
1696 its DECL_UID is in the bitmap, call mark_all_vars_used on its
1697 DECL_INITIAL after clearing the bit in bitmap.
1698 (remove_unused_locals): Adjust mark_all_vars_used callers.
1699 Instead of removing unused global vars from unexpanded_var_list
1700 immediately record them in bitmap, call mark_all_vars_used on
1701 all used global vars from unexpanded_var_list and only purge
1702 global vars that weren't found used even during that step.
1704 2007-10-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1706 * gthr-posix.h (__gthread_active_init): Create detached instead of
1707 joinable thread when testing whether threads are active on hppa-hpux.
1708 * gthr-posix95.h (__gthread_active_init): Likewise.
1710 2007-10-11 Kenneth Zadeck <zadeck@naturalbridge.com>
1713 * global.c (build_insn_chain): Include insn that occur between
1716 2007-10-11 Tom Tromey <tromey@redhat.com>
1718 * gengtype-yacc.y: Delete.
1720 2007-10-11 Uros Bizjak <ubizjak@gmail.com>
1722 * config/i386/i386.md (AX_REG, DX_REG, CX_REG): New constants.
1723 * config/i386/i386.c (ix86_function_arg_regno_p, function_arg_32,
1724 function_value_32, function_value_64, function_value_ms_64,
1725 setup_incoming_varargs_64, ix86_expand_prologue, ix86_expand_call,
1726 legitimize_tls_address, x86_this_parameter, x86_output_mi_thunk):
1729 2007-10-11 Richard Guenther <rguenther@suse.de>
1731 * gcse.c (hash_scan_set): If the next nonnote insn is in
1732 a different basic block insert the set.
1734 2007-10-11 Richard Guenther <rguenther@suse.de>
1737 * tree-cfg.c (one_pointer_to_useless_type_conversion_p): New function.
1738 (verify_gimple_expr): Use it to verify pointer-to types for
1741 2007-10-11 Richard Guenther <rguenther@suse.de>
1744 * c-typeck.c (build_array_ref): Do not strip qualifiers from
1745 the array element type.
1747 2007-10-11 Eric Botcazou <ebotcazou@libertysurf.fr>
1749 PR rtl-optimization/33638
1750 * dse.c (struct insn_info): Remove 'stack_read' field,
1751 add 'stack_pointer_based' field.
1752 (record_store): For a store with non-constant base, record
1753 whether it is stack pointer based.
1754 (scan_insn): For the call to a const function, remove stack
1755 pointer based stores from the list of local active stores.
1756 (scan_reads_nospill): Delete code dealing with const functions.
1758 2007-10-10 Peter Bergner <bergner@vnet.ibm.com>
1760 * ra-conflict.c (partial_bitnum, max_bitnum): Change type of variables
1762 (conflict_p, set_conflict, set_conflicts): Likewise.
1763 * global.c (global_alloc): Likewise.
1764 * ra.h: Update prototypes.
1766 2007-10-10 Wolfgang Gellerich <gellerich@de.ibm.com>
1768 * opth-gen.awk: Fixed generation of comment stating the origin
1771 2007-10-10 Kazu Hirata <kazu@codesourcery.com>
1774 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
1775 * longlong.h (count_leading_zeros): Replace '{' and '}' with '%{'
1776 and '%}', respectively.
1779 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
1780 * config/m68k/m68k.c (print_operand): Handle '{' and '}'.
1781 * config/m68k/m68k.h (PRINT_OPERAND_PUNCT_VALID_P): Accept '{'
1783 * config/m68k/m68k.md: Replace '{' with '%{' where '{' is
1787 2007-10-07 Kazu Hirata <kazu@codesourcery.com>
1788 * config/m68k/m68k.c, config/m68k/m68k.md: Use the assembly
1789 syntax for ASSEMBLER_DIALECT.
1790 * config/m68k/m68k.h (ASSEMBLER_DIALECT): New.
1792 2007-10-10 Revital Eres <eres@il.ibm.com>
1794 * modulo-sched.c (check_nodes_order): Dump the final order of
1796 (get_sched_window): Add dump info.
1797 (calculate_order_params): Dump order params of the nodes.
1799 2007-10-09 Kenneth Zadeck <zadeck@naturalbridge.com>
1802 * ra-conflict.c (record_one_conflict_between_regnos,
1803 set_conflicts_for_earlyclobber, global_conflicts): Improved logging.
1804 (global_conflicts): Enhanced incorrect check.
1806 2007-10-09 Geoffrey Keating <geoffk@apple.com>
1808 * dwarf2out.c (output_call_frame_info): FDEs are always emitted
1809 if flag_exceptions is not set.
1810 * config/darwin.c (darwin_emit_unwind_label): Rewrite to use
1811 assemble_name rather than incorrectly emulating it.
1813 * doc/extend.texi (Deprecated Features): Mention that <? and >? and
1814 friends are removed from G++.
1816 2007-10-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1818 * c-opts.c (c_common_handle_option): -Wnontemplate-friend,
1819 -Wwrite-strings and -Wmultichar are enabled by default, so Wall
1820 enabling them is redundant. Don't check two times for
1823 2007-10-09 H.J. Lu <hongjiu.lu@intel.com>
1825 * ra-conflict.c (record_one_conflict_between_regnos): Revert
1827 (set_conflicts_for_earlyclobber): Likewise.
1828 (global_conflicts): Likewise.
1830 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
1832 * longlong.h (count_leading_zeros): Replace '{' and '}' with '%{'
1833 and '%}', respectively.
1835 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
1837 * config/m68k/m68k.c (print_operand): Handle '{' and '}'.
1838 * config/m68k/m68k.h (PRINT_OPERAND_PUNCT_VALID_P): Accept '{'
1840 * config/m68k/m68k.md: Replace '{' with '%{' where '{' is
1843 2007-10-09 Richard Guenther <rguenther@suse.de>
1846 * gimplify.c (canonicalize_component_ref): Honor qualifiers
1847 of referenced structure and component.
1849 2007-10-09 Kenneth Zadeck <zadeck@naturalbridge.com>
1852 * ra-conflict.c (record_one_conflict_between_regnos,
1853 set_conflicts_for_earlyclobber, global_conflicts): Improved
1855 (global_conflicts): Removed incorrect check.
1857 2007-10-09 Richard Sandiford <rsandifo@nildram.co.uk>
1859 PR tree-optimization/33615
1860 * tree-ssa-pre.c (compute_avail): Don't call make_values_for_stmt
1861 if the statement might throw. Fix formatting.
1863 2007-10-09 Richard Sandiford <rsandifo@nildram.co.uk>
1865 PR tree-optimization/33615
1866 * tree-ssa-loop-im.c (movement_possibility): Return MOVE_IMPOSSIBLE
1867 if the rhs might throw.
1869 2007-10-09 Jan Hubicka <jh@suse.cz>
1871 * invoke.texi (align-threshold, align-loop-iterations): Document.
1872 * final.c: Include cfgloop.h, params.h
1873 (compute_alignments): Dump decisions and compare them with loop
1874 structure; honor given parameters.
1875 (pass_compute_alignments): New dump file.
1876 * params.def (PARAM_ALIGN_THRESHOLD, PARAM_ALIGN_LOOP_ITERATIONS): New.
1877 * Makefile.in (final.o): Add dependency on cfgloop.h and params.h
1879 2007-10-09 James E. Wilson <wilson@specifix.com>
1881 PR tree-optimization/33655
1883 * tree-sra.c (bitfield_overlaps_p): When fld->element is INTEGER_CST,
1884 convert it to bitsizetype before size_binop call.
1886 2007-10-09 Alexandre Oliva <aoliva@redhat.com>
1888 PR tree-optimization/33572
1889 * tree-inline.c (update_ssa_across_abnormal_edges): Tolerate
1890 the absence of a corresponding edge from the exit block.
1892 2007-10-09 Alexandre Oliva <aoliva@redhat.com>
1895 * tree-sra.c (instantiate_element): Use BYTES_BIG_ENDIAN for
1897 (sra_build_assignment): Likewise. Set up mask depending on
1898 precision, not type.
1899 (sra_build_bf_assignment): Use BYTES_BIG_ENDIAN. Don't overflow
1900 computing bit masks.
1901 (sra_build_elt_assignment): Don't view-convert from signed to
1903 (sra_explode_bitfield_assignment): Use bit-field type if
1904 possible. Use BYTES_BIG_ENDIAN.
1906 2007-10-08 Alexandre Oliva <aoliva@redhat.com>
1909 * tree-sra.c (scalarize_lsdt): Fix thinko in testing whether
1910 the original stmt can throw.
1911 (sra_build_bf_assignment): Fix type mismatch when applying negated
1914 2007-10-08 Geoffrey Keating <geoffk@apple.com>
1916 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Register
1917 '#pragma mark' to be executed at preprocessing time.
1919 2007-10-08 Ollie Wild <aaw@google.com>
1921 * varasm.c (compare_constant): Removed call to
1922 lang_hooks.expand_constant.
1923 (copy_constants): Removed call to lang_hooks.expand_constant.
1924 (compute_reloc_for_constant): Removed call to
1925 lang_hooks.expand_constant.
1926 (output_addressed_constants): Removed call to
1927 lang_hooks.expand_constant.
1928 (constructor_static_from_elts_p): Removed call to
1929 lang_hooks.expand_constant.
1930 (output_constant): Removed calls to lang_hooks.expand_constant.
1931 * langhooks.h (struct lang_hooks): Removed field expand_constant.
1932 * langhooks-def.h (lhd_return_tree): Removed.
1933 (LANG_HOOKS_EXPAND_CONSTANT): Removed.
1934 (LANG_HOOKS_INITIALIZER): Removed LANG_HOOKS_EXPAND_CONSTANT.
1935 * langhooks.c (lhd_return_tree): Removed.
1937 2007-10-08 Mark Shinwell <shinwell@codesourcery.com>
1939 * combine.c (setup_incoming_promotions): Ensure that
1940 arguments that have not undergone mode promotions do not
1941 incorrectly get marked as being sign- or zero-extended.
1943 2007-10-08 Richard Guenther <rguenther@suse.de>
1948 * fold-const.c (fold_binary): Use correct types in folding
1949 of a * (1 << b) to (a << b). Likewise for ~A & ~B to ~(A | B)
1950 and building of RROTATE_EXPR.
1952 2007-10-08 Richard Guenther <rguenther@suse.de>
1957 * fold-const.c (fold_binary): Use the correct types when
1958 folding (A | CST1) & CST2 to (A & CST2) | (CST1 & CST2).
1959 (fold_binary): Use the correct types when folding
1960 (-A) - B to (-B) - A.
1961 (fold_unary): Use the correct types when folding ~(X).
1963 2007-10-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1965 * doc/invoke.texi (Wall): fix formatting issues.
1967 2007-10-07 Richard Sandiford <rsandifo@nildram.co.uk>
1969 * simplify-rtx.c (simplify_binary_operation_1): Canonicalize
1970 truncated shift counts.
1972 2007-10-07 Kazu Hirata <kazu@codesourcery.com>
1974 * config/m68k/m68k.c, config/m68k/m68k.md: Use the assembly
1975 syntax for ASSEMBLER_DIALECT.
1976 * config/m68k/m68k.h (ASSEMBLER_DIALECT): New.
1978 2007-10-06 Eric Botcazou <ebotcazou@adacore.com>
1979 Nathan Froyd <froydnj@codesourcery.com>
1981 * dwarf2out.c (dwarf2out_frame_init): Check for DWARF2_FRAME_INFO
1982 when determining whether to record INCOMING_RETURN_ADDR_RTX.
1984 2007-10-06 Eric Botcazou <ebotcazou@adacore.com>
1987 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
1989 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
1990 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
1991 the function, temporarily point the debug interface to the null one.
1993 2007-10-06 Alexandre Oliva <aoliva@redhat.com>
1995 PR tree-optimization/33655
1997 * tree-sra.c (bitfield_overlaps_p): Handle array and complex
2000 2007-10-06 Alexandre Oliva <aoliva@redhat.com>
2002 PR tree-optimization/33572
2003 * tree-cfg.c (verify_stmts): Check for missing PHI defs.
2004 * tree-inline.c (update_ssa_across_eh_edges): Renamed to...
2005 (update_ssa_across_abnormal_edges): ... this. Set slots in the
2007 (copy_edges_for_bb): Handle nonlocal label edges.
2008 (make_nonlocal_label_edges): Deleted.
2009 (optimize_inline_calls): Don't call it.
2011 2007-10-05 Hans-Peter Nilsson <hp@axis.com>
2013 * gthr-single.h: Revert last change.
2015 2007-10-05 Michael Matz <matz@suse.de>
2018 * lower-subreg.c (decompose_multiword_subregs): Use
2019 validate_unshare_change().
2021 2007-10-05 Peter Bergner <bergner@vnet.ibm.com>
2023 * ra-conflict.c: Include "sparseset.h".
2024 (conflicts): Change to HOST_WIDEST_FAST_INT.
2025 (allocnos_live): Redefine variable as a sparseset.
2026 (SET_ALLOCNO_LIVE, CLEAR_ALLOCNO_LIVE, GET_ALLOCNO_LIVE):
2028 (allocno_row_words): Removed global variable.
2029 (partial_bitnum, max_bitnum, adjacency_pool, adjacency): New variables.
2030 (CONFLICT_BITNUM, CONFLICT_BITNUM_FAST): New defines.
2031 (conflict_p, set_conflict_p, set_conflicts_p): New functions.
2032 (record_one_conflict_between_regnos): Cache allocno values and reuse.
2034 (record_one_conflict): Update uses of allocnos_live to use
2035 the sparseset routines. Use set_conflicts_p.
2036 (mark_reg_store): Likewise.
2037 (set_reg_in_live): Likewise.
2038 (global_conflicts): Update uses of allocnos_live.
2039 Use the new adjacency list to visit an allocno's neighbors
2040 rather than iterating over all possible allocnos.
2041 Call set_conflicts_p to setup conflicts rather than adding
2043 * global.c: Comments updated.
2044 (CONFLICTP): Delete define.
2045 (regno_compare): New function. Add prototype.
2046 (global_alloc): Sort the allocno to regno mapping according to
2047 which basic blocks the regnos are referenced in. Modify the
2048 conflict bit matrix to a compressed triangular bitmatrix.
2049 Only allocate the conflict bit matrix and adjacency lists if
2050 we are actually going to allocate something.
2051 (expand_preferences): Use conflict_p. Update uses of allocnos_live.
2052 (prune_preferences): Use the FOR_EACH_CONFLICT macro to visit an
2053 allocno's neighbors rather than iterating over all possible allocnos.
2054 (mirror_conflicts): Removed function.
2055 (dump_conflicts): Iterate over regnos rather than allocnos so
2056 that all dump output will be sorted by regno number.
2057 Use the FOR_EACH_CONFLICT macro.
2058 * ra.h: Comments updated.
2059 (conflicts): Update prototype to HOST_WIDEST_FAST_INT.
2060 (partial_bitnum, max_bitnum, adjacency, adjacency_pool):
2062 (ADJACENCY_VEC_LENGTH, FOR_EACH_CONFLICT): New defines.
2063 (adjacency_list_d, adjacency_iterator_d): New types.
2064 (add_neighbor, adjacency_iter_init, adjacency_iter_done,
2065 adjacency_iter_next, regno_basic_block): New static inline functions.
2066 (EXECUTE_IF_SET_IN_ALLOCNO_SET): Removed define.
2067 (conflict_p): Add function prototype.
2068 * sparseset.h, sparseset.c: New files.
2069 * Makefile.in (OBJS-common): Add sparseset.o.
2070 (sparseset.o): New rule.
2072 2007-10-05 Richard Guenther <rguenther@suse.de>
2075 * fold-const.c (fold_unary): Do not fold (long long)(int)ptr
2078 2007-10-05 Michael Matz <matz@suse.de>
2081 * function.c (match_asm_constraints_1): Check for input
2082 being used in the outputs.
2084 2007-10-05 Richard Guenther <rguenther@suse.de>
2086 * tree-cfg.c (verify_gimple_expr): Accept OBJ_TYPE_REF.
2088 2007-10-05 Richard Sandiford <rsandifo@nildram.co.uk>
2091 * config/mips/mips.c (mips_register_move_cost): Rewrite to use
2092 subset checks. Make the cost of FPR -> FPR moves depend on
2093 mips_mode_ok_for_mov_fmt_p.
2095 2007-10-04 Doug Kwan <dougkwan@google.com>
2097 * gthr-posix.h (__gthread_cond_broadcast, __gthread_cond_wait,
2098 __gthread_cond_wait_recursive): Add to extend interface for POSIX
2099 conditional variables. (__GTHREAD_HAS_COND): Macro defined to signify
2100 support of conditional variables.
2101 * gthr-posix95.h (__gthread_cond_broadcast, __gthread_cond_wait,
2102 __gthread_cond_wait_recursive): Add to extend interface for POSIX
2103 conditional variables. (__GTHREAD_HAS_COND): Macro defined to signify
2104 support of conditional variables.
2105 * gthr-single.h (__gthread_cond_broadcast, __gthread_cond_wait,
2106 __gthread_cond_wait_recursive): Add to extend interface for POSIX
2107 conditional variables.
2108 * gthr.h: Update comments to document new interface.
2110 2007-10-04 Geoffrey Keating <geoffk@apple.com>
2112 * cgraphunit.c (cgraph_build_static_cdtor): Don't set
2115 2007-10-04 Anatoly Sokolov <aesok@post.ru>
2117 * config/avr/avr.c (expand_epilogue): Don't set RTX_FRAME_RELATED_P.
2119 2007-10-04 Richard Guenther <rguenther@suse.de>
2122 * tree-cfg.c (verify_gimple_expr): Operand one of POINTER_PLUS_EXPR
2123 does not need to be of INTEGER_TYPE.
2124 (verify_gimple_2): New function split out from ...
2125 (verify_gimple_1): ... here. ICE if there was an error during
2128 2007-10-04 Michael Matz <matz@suse.de>
2130 PR rtl-optimization/33653
2131 * dce.c (deletable_insn_p_1): Use volatile_refs_p().
2132 * dse.c (scan_insn): Same.
2134 2007-10-04 Kazu Hirata <kazu@codesourcery.com>
2136 * config.gcc: Remove USE_GAS for m68k targets.
2138 2007-10-04 Richard Guenther <rguenther@suse.de>
2140 PR tree-optimization/33627
2141 * tree-gimple.h (canonicalize_cond_expr_cond): Declare.
2142 * tree-gimple.c (canonicalize_cond_expr_cond): New function,
2144 * tree-ssa-forwprop.c (combine_cond_expr_cond): ... here.
2145 * tree-ssa-ifcombine.c (ifcombine_iforif): Use it.
2147 2007-10-04 Anatoly Sokolov <aesok@post.ru>
2149 * config/avr/avr.c (commands_in_file, commands_in_prologues,
2150 commands_in_epilogues): Remove variables.
2151 (avr_file_start): Remove unneded initializations of commands_in_file,
2152 commands_in_prologues and commands_in_epilogues variables.
2153 (avr_file_end): Remove dead code.
2155 2007-10-04 Kazu Hirata <kazu@codesourcery.com>
2157 * config/m68k/m68k.c (m68k_output_movem): Use the MOTOROLA if
2158 MOTOROLA is to true.
2160 2007-10-03 Richard Sandiford <rsandifo@nildram.co.uk>
2163 * config/mips/mips-protos.h (mips_split_64bit_move): Rename to...
2164 (mips_split_doubleword_move): ...this.
2165 * config/mips/mips.c (mips_subword): Extend to handle 64-bit words;
2166 use natural endianness for multi-format FPR values.
2167 (mips_split_64bit_move): Rename to...
2168 (mips_split_doubleword_move): ...this and extend to 64-bit words.
2169 Use move_doubleword_fpr* patterns for moves involving FPRs.
2170 (mips_save_reg): Update the call to mips_split_64bit_move.
2171 (mips_secondary_reload_class): Return NO_REGS for any reload of a
2172 nonzero constant into an FPR if the constant can be forced to memory.
2173 * config/mips/mips.md: Update the splitter calls to
2174 mips_split_64bit_move.
2175 (UNSPEC_LOAD_DF_LOW): Rename to...
2176 (UNSPEC_LOAD_LOW): ...this.
2177 (UNSPEC_LOAD_DF_HIGH): Rename to...
2178 (UNSPEC_LOAD_HIGH): ...this.
2179 (UNSPEC_STORE_DF_HIGH): Rename to...
2180 (UNSPEC_STORE_WORD): ...this.
2181 (SPLITF): New mode iterator.
2182 (HALFMODE): New mode attribute.
2183 (movtf): New expander.
2184 (*movtf_internal): New define_insn_and_split.
2185 (move_doubleword_fpr<mode>): New expander.
2186 (load_df_low, load_df_high, store_df_high, mthc1, mfhc1): Replace
2188 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
2189 (mfhc1<mode>): ...these more general patterns.
2191 2007-10-03 Alexandre Oliva <aoliva@redhat.com>
2193 * cfgrtl.c (rtl_block_ends_with_call_p): Skip notes at the end.
2195 2007-10-03 Alexandre Oliva <aoliva@redhat.com>
2197 * gcse.c (hash_scan_set): Insert set in insn before note at
2198 the end of basic block.
2200 2007-10-03 Sebastian Pop <sebastian.pop@amd.com>
2202 PR tree-optimization/33576
2203 * testsuite/gcc.dg/tree-ssa/pr33576.c: New.
2204 * tree-loop-linear.c (linear_transform_loops): Call remove_iv.
2205 * lambda.h (lambda_loopnest_to_gcc_loopnest): New parameter.
2206 (remove_iv): Declared.
2207 * lambda-code.c (remove_iv): Not static.
2208 (lambda_loopnest_to_gcc_loopnest): New parameter remove_ivs.
2209 Don't remove ivs there, save ivs in the buffer.
2211 2007-10-03 Jason Merrill <jason@redhat.com>
2214 * tree-eh.c (same_handler_p): New fn.
2215 (optimize_double_finally): New fn.
2216 (refactor_eh_r): New fn.
2217 (refactor_eh): New fn.
2218 (pass_refactor_eh): New pass.
2219 * tree-pass.h: Declare it.
2220 * passes.c (init_optimization_passes): Add it.
2222 2007-10-03 Doug Kwan <dougkwan@google.com>
2223 Richard Guenther <rguenther@suse.de>
2226 * dwarf2out.c (reference_to_unused): Disable sanity checking,
2227 be conservative instead.
2229 2007-10-03 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
2232 * doc/invoke.texi (-fwhole-program): Document that Fortran
2233 doesn't support this option.
2235 2007-10-02 Richard Sandiford <rsandifo@nildram.co.uk>
2238 * expr.c (expand_expr_addr_expr_1): Pass CONSTRUCTORs to
2241 2007-10-02 David Daney <ddaney@avtrex.com>
2243 * config/mips/mips.md (sync_compare_and_swap<mode>): Handle compare
2244 against constant zero.
2245 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Handle constant zero
2248 2007-09-02 Kenneth Zadeck <zadeck@naturalbridge.com>
2250 * ra-conflict.c: New file.
2252 * reload.c (push_reload, find_dummy_reload): Change DF_RA_LIVE
2253 usage to DF_LIVE usage.
2254 (reload): Remove reference to df_get_live_top.
2255 * rtlanal.c (subreg_nregs_with_regno): New function.
2256 * df-scan.c (df_def_record_1, df_uses_record): Add code to set
2257 DF_REF_EXTRACT, DF_REF_STRICT_LOWER_PART, and DF_REF_SUBREG flags.
2258 (df_has_eh_preds): Removed.
2259 (df_bb_refs_collect, df_bb_refs_collect, df_bb_refs_collect,
2260 df_exit_block_uses_collect): Changed call from df_has_eh_preds to
2262 * global.c (allocno, max_allocno, conflicts, allocno_row_words,
2263 reg_allocno, EXECUTE_IF_SET_IN_ALLOCNO_SET): Moved to ra.h
2264 (SET_ALLOCNO_LIVE, CLEAR_ALLOCNO_LIVE): Moved to ra-conflicts.c.
2265 (regs_set, record_one_conflict, record_conflicts, mark_reg_store,
2266 mark_reg_clobber, mark_reg_conflicts, mark_reg_death): Deleted.
2267 (global_alloc): Turn off rescanning insns after call to
2268 global_conflicts and added call to set_preferences.
2269 (global_conflicts): Moved to ra-alloc.c.
2270 (set_preferences_1, set_preferences): New function.
2271 (mirror_conflicts): Changed types for various variables.
2272 (mark_elimination): Change DF_RA_LIVE
2273 usage to DF_LIVE usage.
2274 (build_insn_chain): Rewritten from scratch and made local.
2275 (print_insn_chain, print_insn_chains): New functions.
2276 (dump_conflicts): Do not print conflicts for fixed_regs.
2277 (rest_of_handle_global_alloc): Turn off insn rescanning.
2278 * hard-reg-set.h: Fixed comment.
2279 * local-alloc.c (update_equiv_regs): Change DF_RA_LIVE
2280 usage to DF_LIVE usage and delete refs to TOP sets.
2281 (block_alloc): Mark regs as live if they are in the artificial
2282 defs at top of block.
2283 (find_stack_regs): New function.
2284 (rest_of_handle_local_alloc): Changed urec problem to live
2285 problem and do not turn off df rescanning.
2286 * df.h (DF_UREC, DF_UREC_BB_INFO, DF_LIVE_TOP, DF_RA_LIVE_IN,
2287 DF_RA_LIVE_TOP, DF_RA_LIVE_OUT, df_urec_bb_info, df_urec,
2288 df_urec_add_problem, df_urec_get_bb_info, df_has_eh_preds): Removed.
2289 (DF_CHAIN, DF_NOTE, DF_CHAIN): Renumbered.
2290 (DF_REF_EXTRACT, DF_REF_STRICT_LOWER_PART, DF_REF_SUBREG): New
2291 fields in df_ref_flags. The rest have been renumbered.
2292 * init-regs.c (initialize_uninitialized_regs): Enhanced debugging
2294 * rtl.h (subreg_nregs_with_regno): New function.
2295 * df-problems.c: (df_get_live_out, df_get_live_in,
2296 df_get_live_top): Removed reference to DF_RA_LIVE.
2297 (df_lr_reset, df_lr_transfer_function, df_live_free_bb_info,
2298 df_live_alloc, df_live_reset, df_live_local_finalize,
2299 df_live_free): Make top set only if different from in set.
2300 (df_lr_top_dump, df_live_top_dump): Only print top set if
2301 different from in set.
2302 (df_lr_bb_local_compute): Removed unnecessary check.
2303 (df_urec_problem_data, df_urec_set_bb_info, df_urec_free_bb_info,
2304 df_urec_alloc, df_urec_mark_reg_change, earlyclobber_regclass,
2305 df_urec_check_earlyclobber, df_urec_mark_reg_use_for_earlyclobber,
2306 df_urec_mark_reg_use_for_earlyclobber_1, df_urec_bb_local_compute,
2307 df_urec_local_compute, df_urec_init, df_urec_local_finalize,
2308 df_urec_confluence_n, df_urec_transfer_function, df_urec_free,
2309 df_urec_top_dump, df_urec_bottom_dump, problem_UREC,
2310 df_urec_add_problem): Removed.
2311 (df_simulate_fixup_sets): Changed call from df_has_eh_preds to
2313 * Makefile.in (ra-conflict.o, ra.h): New dependencies.
2314 * basic_block.h (bb_has_abnormal_pred): New function.
2315 * reload1.c (compute_use_by_pseudos): Change DF_RA_LIVE
2316 usage to DF_LIVE usage.
2318 2007-10-02 Revital Eres <eres@il.ibm.com>
2320 * config/rs6000/predicates.md (easy_vector_constant): Return false
2321 for 750CL paired vectors.
2322 * config/rs6000/paired.md (movv2sf_paired): Fix move of easy
2324 (vec_initv2sf): Add new description.
2325 (vconcatsf): Likewise.
2326 * config/rs6000/rs6000-protos.h: Declare paired_expand_vector_init.
2327 * config/rs6000/rs6000.c (paired_expand_vector_init): New function.
2329 2007-10-01 Alexandre Oliva <aoliva@redhat.com>
2331 * tree-ssa-sink.c (sink_code_in_bb): Don't stop sinking after
2332 sinking the last stmt in a BB.
2334 2007-10-01 Alexandre Oliva <aoliva@redhat.com>
2337 * tree-sra.c (struct sra_elt): Add in_bitfld_block.
2338 (sra_hash_tree): Handle BIT_FIELD_REFs.
2339 (sra_elt_hash): Don't hash bitfld blocks.
2340 (sra_elt_eq): Skip them in parent compares as well. Handle
2342 (build_element_name_1): Handle BIT_FIELD_REFs.
2343 (instantiate_element): Propagate nowarn from parents. Create
2344 BIT_FIELD_REF for variables that are widened by scalarization.
2345 Gimple-zero-initialize all bit-field variables that are not
2346 part of parameters that are going to be scalarized on entry.
2347 (instantiate_missing_elements_1): Return the sra_elt.
2348 (canon_type_for_field): New.
2349 (try_instantiate_multiple_fields): New. Infer widest possible
2350 access mode from decl or member type, but clip it at word
2351 size, and only widen it if a field crosses an alignment
2353 (instantiate_missing_elements): Use them.
2354 (generate_one_element_ref): Handle BIT_FIELD_REFs.
2355 (scalar_bitfield_p): New.
2356 (sra_build_assignment): Optimize assignments from scalarizable
2357 BIT_FIELD_REFs. Use BITS_BIG_ENDIAN to determine shift
2360 (sra_build_bf_assignment): New. Optimize assignments to
2361 scalarizable BIT_FIELD_REFs.
2362 (sra_build_elt_assignment): New. Optimize BIT_FIELD_REF
2363 assignments to full variables.
2364 (generate_copy_inout): Use the new macros and functions.
2365 (generate_element_copy): Likewise. Handle bitfld differences.
2366 (generate_element_zero): Don't recurse for blocks. Use
2367 sra_build_elt_assignment.
2368 (generate_one_element_init): Take elt instead of var. Use
2369 sra_build_elt_assignment.
2370 (generate_element_init_1): Adjust.
2371 (bitfield_overlap_info): New struct.
2372 (bitfield_overlaps_p): New.
2373 (sra_explode_bitfield_assignment): New. Adjust widened
2374 variables to account for endianness.
2375 (sra_sync_for_bitfield_assignment): New.
2376 (scalarize_use): Re-expand assignment to/from scalarized
2377 BIT_FIELD_REFs. Explode or sync needed members for
2378 BIT_FIELD_REFs accesses or assignments. Use REPLDUP.
2379 (scalarize_copy): Use REPLDUP.
2380 (scalarize_ldst): Move assert before dereference. Adjust EH
2382 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
2384 2007-10-01 Paolo Bonzini <bonzini@gnu.org>
2386 * simplify-rtx.c (comparison_result, simplify_relational_operation_1):
2387 Rename CR_* constants to CMP_*. Fix spacing.
2389 2007-10-01 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2392 * Makefile.in (build_html_dir/gccinstall): gccinstall.texi needs
2393 to be processed with the special script doc/install.texi2html.
2395 2007-09-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2397 * doc/invoke.texi (Wall): List the options enabled by Wall.
2398 (Wstrict-aliasing): Add missing @option.
2400 2007-09-30 Richard Sandiford <rsandifo@nildram.co.uk>
2402 * config/mips/mips.c (mips_split_64bit_move): Use gen_rtx_REG_offset
2403 rather than gen_lowpart to change a register from DImode to DFmode.
2404 (mips_cannot_change_mode_class): Only allow FPRs to change mode if
2405 both FROM and TO are integer modes that are no bigger than 4 bytes.
2406 (mips_mode_ok_for_mov_fmt_p): New function.
2407 (mips_preferred_reload_class): Use it instead of FLOAT_MODE_P.
2408 (mips_secondary_reload_class): Tweak formatting and comments.
2409 Use reg_class_subset_p instead of direct comparisons with
2410 classes. Only allow direct FPR<->FPR moves for modes that
2411 satisfy mips_mode_ok_for_mov_fmt_p. Only allow loads and stores
2412 for 4- and 8-byte types. Handle reloads in which X is an FPR.
2413 * config/mips/mips.md (*movdi_gp32_fp64): Remove f<-f alternative.
2414 (*movdi_64bit): Likewise.
2415 (*movsi_internal): Likewise.
2416 (*movhi_internal): Likewise.
2417 (*movqi_internal): Likewise.
2419 2007-09-30 Diego Novillo <dnovillo@google.com>
2422 * tree-ssa-ter.c (is_replaceable_p): Return false if STMT may
2425 2007-09-30 Uros Bizjak <ubizjak@gmail.com>
2427 PR tree-optimization/33597
2428 * tree-vect-analyze.c (vect_build_slp_tree): Check if optab handler
2429 for LSHIFT_EXPR and RSHIFT_EXPR is available for vec_mode.
2431 2007-09-28 Uros Bizjak <ubizjak@gmail.com>
2433 * config/i386/i386.c (ix86_expand_move): Use can_create_pseudo_p ()
2434 instead of variants of (!reload_in_progress && !reload_completed).
2435 (x86_expand_vector_move): Ditto.
2437 2007-09-28 Ollie Wild <aaw@google.com>
2440 2007-09-27 Ollie Wild <aaw@google.com>
2442 * varasm.c (compare_constant): Removed call to
2443 lang_hooks.expand_constant.
2444 (copy_constants): Removed call to lang_hooks.expand_constant.
2445 (compute_reloc_for_constant): Removed call to
2446 lang_hooks.expand_constant.
2447 (output_addressed_constants): Removed call to
2448 lang_hooks.expand_constant.
2449 (constructor_static_from_elts_p): Removed call to
2450 lang_hooks.expand_constant.
2451 (output_constant): Removed calls to lang_hooks.expand_constant.
2452 * langhooks.h (struct lang_hooks): Removed field expand_constant.
2453 * langhooks-def.h (lhd_return_tree): Removed.
2454 (LANG_HOOKS_EXPAND_CONSTANT): Removed.
2455 (LANG_HOOKS_INITIALIZER): Removed LANG_HOOKS_EXPAND_CONSTANT.
2456 * langhooks.c (lhd_return_tree): Removed.
2458 2007-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
2461 * config/spu/spu.c (spu_expand_insv): Call copy_rtx on the second
2462 argument to gen_selb.
2464 2007-09-28 Chao-ying Fu <fu@mips.com>
2466 * libgcc-std.ver: Add fixed-point routines to GCC_4.3.0 section.
2467 * doc/libgcc.texi (Fixed-point fractional library routines):
2468 Fix typos for neg and cmp functions.
2470 2007-09-28 Michael Matz <matz@suse.de>
2472 PR rtl-optimization/33552
2473 * function.c (match_asm_constraints_1): Check for overlap in
2474 inputs and replace all occurences.
2476 2007-09-28 Richard Sandiford <rsandifo@nildram.co.uk>
2478 * config/mips/mips.c (override_options): Fix comment typo.
2480 2007-09-28 Jie Zhang <jie.zhang@analog.com>
2482 * config.gcc (bfin*-linux-uclibc*): Set extra_parts
2483 to "crtbegin.o crtbeginS.o crtend.o crtendS.o".
2484 * config/bfin/t-bfin-linux (crti.o): Don't build.
2486 (EXTRA_MULTILIB_PARTS): Remove crti.o and crtn.o.
2487 * config/bfin/t-bfin-uclinux (crti.o): Don't build.
2489 (EXTRA_MULTILIB_PARTS): Remove crti.o and crtn.o.
2491 2007-09-27 Ollie Wild <aaw@google.com>
2493 * varasm.c (compare_constant): Removed call to
2494 lang_hooks.expand_constant.
2495 (copy_constants): Removed call to lang_hooks.expand_constant.
2496 (compute_reloc_for_constant): Removed call to
2497 lang_hooks.expand_constant.
2498 (output_addressed_constants): Removed call to
2499 lang_hooks.expand_constant.
2500 (constructor_static_from_elts_p): Removed call to
2501 lang_hooks.expand_constant.
2502 (output_constant): Removed calls to lang_hooks.expand_constant.
2503 * langhooks.h (struct lang_hooks): Removed field expand_constant.
2504 * langhooks-def.h (lhd_return_tree): Removed.
2505 (LANG_HOOKS_EXPAND_CONSTANT): Removed.
2506 (LANG_HOOKS_INITIALIZER): Removed LANG_HOOKS_EXPAND_CONSTANT.
2507 * langhooks.c (lhd_return_tree): Removed.
2509 2007-09-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2512 * expr.c (emit_group_load_1): Split constant double when destination
2513 length is half source length.
2515 2007-09-27 Richard Sandiford <rsandifo@nildram.co.uk>
2517 * config/mips/mips.h (PTF_AVOID_BRANCHLIKELY): New macro.
2518 (mips_cpu_info): Add tune_flags.
2519 (GENERATE_BRANCHLIKELY): Remove TARGET_SR71K check.
2520 * config/mips/mips.c (mips_cpu_info_table): Add tune_flags fields.
2522 (override_options): Remove deprecation code. Use branch-likely
2523 instructions for optimize_size or if the tuning flags do not
2524 suggest otherwise. Tweak warning.
2525 (mips_matching_cpu_name_p, mips_parse_cpu): Use ARRAY_SIZE.
2527 2007-09-27 Matthias Klose <doko@ubuntu.com>
2529 * config/i386/t-linux64 (MULTILIB_OSDIRNAMES): Use ../lib32 as the
2530 multilib osdirname if it exists.
2531 * config/rs6000/t-linux64 (MULTILIB_OSDIRNAMES): Likewise.
2533 2007-09-27 Ian Lance Taylor <iant@google.com>
2535 PR tree-optimization/33565
2536 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING on
2537 assignments of comparisons.
2538 * tree-ssa-sccvn.c (simplify_binary_expression): Add stmt
2539 parameter. Change caller. Defer overflow warnings around call to
2541 * fold-const.c (fold_undefer_overflow_warnings): Don't warn if
2542 TREE_NO_WARNING is set on the statement.
2543 * tree-ssa-forwprop.c
2544 (tree_ssa_forward_propagate_single_use_vars): Don't test
2545 TREE_NO_WARNING when calling fold_undefer_overflow_warnings.
2546 * tree-cfg.c (fold_cond_expr_cond): Likewise.
2548 2007-09-27 Joseph Myers <joseph@codesourcery.com>
2550 * config/rs6000/rs6000.c (rs6000_legitimize_address): Do not
2551 reduce offset by units of 0x10000 for SPE vector modes or modes
2552 used with E500 double instructions.
2554 2007-09-04 Paolo Bonzini <bonzini@gnu.org>
2556 * simplify-rtx.c (comparison_result): New.
2557 (simplify_const_relational_operation): Use it instead of the five
2558 "equal|op[01]ltu?" variables; consequently remove redundant "else"s.
2559 Improve bounds-checking optimizations; remove subsumed POPCOUNT
2560 optimizations. Extract nonzero_address_p optimizations into a
2561 separate "if" together with optimizations where op1 is const0_rtx.
2562 Optimize comparing an IOR with zero. Simplify op0 RELOP op0 for
2563 floating-point arguments too when appropriate. Hoist test for ABS
2564 outside the final switch statement.
2565 * cse.c (fold_rtx): Don't look for an IOR equivalent of
2566 folded_arg0 if we found a constant equivalent. Remove
2567 transformations done in simplify-rtx.c for "op0 RELOP op0".
2569 2007-09-27 Jakub Jelinek <jakub@redhat.com>
2571 * builtins.c (expand_builtin, expand_builtin_object_size,
2572 expand_builtin_memory_chk, maybe_emit_chk_warning,
2573 maybe_emit_sprintf_chk_warning): Use new %K format string specifier
2575 * expr.c (expand_expr_real_1): Likewise.
2576 * langhooks-def.h (struct diagnostic_info): Add forward decl.
2577 (lhd_print_error_function): Add third argument.
2578 * langhooks.h (struct diagnostic_info): Add forward decl.
2579 (struct lang_hooks): Add third argument to print_error_function.
2580 * diagnostic.h (diagnostic_info): Add abstract_origin field.
2581 (diagnostic_last_function_changed, diagnostic_set_last_function): Add
2583 (diagnostic_report_current_function): Likewise.
2584 * toplev.c (announce_function): Pass NULL as second argument to
2585 diagnostic_set_last_function.
2586 * diagnostic.c (diagnostic_report_current_function): Add second
2587 argument, pass it as third argument to lang_hooks.print_error_function.
2588 (default_diagnostic_starter): Pass DIAGNOSTIC as second argument
2589 to diagnostic_report_current_function.
2590 (diagnostic_report_diagnostic): Initialize diagnostic->abstract_origin
2591 and message.abstract_origin.
2592 (verbatim): Initialize abstract_origin.
2593 * pretty-print.h (text_info): Add abstract_origin field.
2594 * pretty-print.c (pp_base_format): Handle %K.
2595 * langhooks.c (lhd_print_error_function): Add third argument. If
2596 diagnostic->abstract_origin, print virtual backtrace.
2597 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
2598 gcc_cdiag_char_table, gcc_cxxdiag_char_table): Support %K.
2599 (init_dynamic_diag_info): Likewise.
2601 2007-09-26 David Daney <ddaney@avtrex.com>
2604 * config/mips/mips.md (sync_compare_and_swap<mode>, sync_old_add<mode>,
2605 sync_new_add<mode>, sync_old_<optab><mode>, sync_new_<optab><mode>,
2606 sync_old_nand<mode>, sync_new_nand<mode>,
2607 sync_lock_test_and_set<mode>): Fix '&' constraint modifiers.
2608 Update length attributes.
2609 (sync_add<mode>, sync_sub<mode>, sync_old_sub<mode>,
2610 sync_new_sub<mode>, sync_<optab><mode>, sync_nand<mode>): Update
2612 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP,
2613 MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND,
2614 MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): Add
2617 2007-09-26 Richard Guenther <rguenther@suse.de>
2619 PR tree-optimization/33563
2620 * tree-ssa-dse.c (get_use_of_stmt_lhs): Rename to ...
2621 (get_kill_of_stmt_lhs): ... this. Re-structure. Handle
2623 (dse_optimize_stmt): Call get_kill_of_stmt_lhs instead of
2624 get_use_of_stmt_lhs.
2626 2007-09-26 Joseph Myers <joseph@codesourcery.com>
2629 * c-common.c (complete_array_type): Diagnose too-large arrays and
2630 set type to error_mark_node.
2632 2007-09-26 Richard Guenther <rguenther@suse.de>
2634 PR tree-optimization/30375
2635 PR tree-optimization/33560
2636 * tree-ssa-dse.c (get_use_of_stmt_lhs): Give up on uses
2640 2006-05-22 Aldy Hernandez <aldyh@redhat.com>
2642 * tree-ssa-dse.c (aggregate_vardecl_d): New.
2643 (dse_global_data): Add aggregate_vardecl field.
2644 (dse_possible_dead_store_p): New.
2645 Add prev_defvar variable.
2646 Allow immediate uses and previous immediate uses to differ
2647 if they are setting different parts of the whole.
2648 (get_aggregate_vardecl): New.
2649 (dse_record_partial_aggregate_store): New.
2650 (dse_whole_aggregate_clobbered_p): New.
2651 (dse_partial_kill_p): New.
2652 Call dse_maybe_record_aggregate_store().
2653 When checking whether a STMT and its USE_STMT refer to the
2654 same memory address, check also for partial kills that clobber
2656 Move some variable definitions to the block where they are used.
2657 (aggregate_vardecl_hash): New.
2658 (aggregate_vardecl_eq): New.
2659 (aggregate_vardecl_free): New.
2660 (aggregate_whole_store_p): New.
2661 (tree_ssa_dse): Initialize and free aggregate_vardecl.
2662 Mark which aggregate stores we care about.
2664 2007-09-25 DJ Delorie <dj@redhat.com>
2667 * config/m32c/m32c.c (m32c_immd_dbl_mov): Use INTVAL instead of
2670 2007-09-25 Michael Meissner <michael.meissner@amd.com>
2673 * config/i386/i386.c (ix86_expand_sse5_unpack): Change to call
2674 gen_sse5_pperm_sign_v4si_v2di and gen_sse5_pperm_zero_v4si_v2di
2675 for vector int32 -> int64 conversions. Don't write beyond the end
2676 of the allocated vector for int32 -> int64 conversions.
2678 2007-09-25 Revital Eres <eres@il.ibm.com>
2680 * config/rs6000/paired.h (paired_sel): New.
2681 * config/rs6000/rs6000.c (bdesc_3arg): Add selv2sf4.
2682 (rs6000_expand_ternop_builtin): Pass zero const_double operand
2683 when expanding selv2sf.
2684 * config/rs6000/rs6000.h (rs6000_builtins): Add
2685 PAIRED_BUILTIN_SELV2SF4.
2687 2007-09-25 Joseph Myers <joseph@codesourcery.com>
2690 * c-typeck.c (default_conversion): Call require_complete_type
2691 before perform_integral_promotions.
2692 (build_unary_op): Call require_complete_type except for ADDR_EXPR.
2693 (build_c_cast): Call require_complete_type except for casts to
2695 (convert_for_assignment): Call require_complete_type.
2697 2007-09-25 Revital Eres <eres@il.ibm.com>
2699 * config/spu/spu.md: Fix doloop pattern.
2701 2007-09-25 Bernd Schmidt <bernd.schmidt@analog.com>
2703 * config/bfin/bfin.c (expand_prologue_reg_save,
2704 expand_epilogue_reg_restore): Code to save and restore I/M/B/L regs
2705 and ASTAT moved here...
2706 (expand_interrupt_handler_prologue, expand_interrupt_handler_epilogue):
2707 ... from here. New argument ALL; callers changed.
2708 (n_regs_saved_by_prologue): Count ASTAT for plain saveall functions.
2709 (bfin_expand_prologue, bfin_expand_epilogue): Deal with functions that
2710 have the "saveall" attribute.
2712 2007-09-25 Hans-Peter Nilsson <hp@bitrange.com>
2714 * config/mmix/mmix.h (FUNCTION_INCOMING_ARG_REGNO_P): Don't define
2716 (INCOMING_REGNO, OUTGOING_REGNO): Define.
2717 * config/mmix/mmix.c (mmix_opposite_regno): New function.
2718 * config/mmix/mmix-protos.h (mmix_opposite_regno): Prototype.
2720 * config/mmix/mmix.md ("*cmpcc_folded"): In condition, gate
2721 with REG_P tests before REGNO access.
2723 2007-09-24 DJ Delorie <dj@redhat.com>
2726 * config/m32c/cond.md (stzx_reversed_<mode>): Add an output
2728 (movqicc_<code>_<mode>): Likewise.
2729 (movhicc_<code>_<mode>): Likewise.
2731 2007-09-24 Rask Ingemann Lambertsen <rask@sygehus.dk>
2734 * config/m32c/m32c.c (m32c_eh_return_data_regno): Leave an address
2735 register for reload.
2737 2007-09-24 Danny Smith <dannysmith@user.sourceforge.net>
2740 * config/i386/i386.c (ix86_comp_type_attributes): Check
2743 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
2745 * config/m68k/m68k.h (ASM_OUTPUT_ALIGN_WITH_NOP): New, use
2746 "move.l %a4,%a4" to produce nops.
2747 * config/m68k/m68k.c (override_options): Reset align options,
2748 if neccessary align macro isn't avaible.
2750 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
2752 config/m68k/linux.h (PREFERRED_STACK_BOUNDARY): New.
2754 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
2756 * config/m68k/m68k.c (strict_low_part_peephole_ok): Don't leave
2758 * config/m68k/m68k.md (movsi_m68k): Allow certain constant when
2759 reload is completed.
2760 (peephole pattern): Convert most of them to RTL peephole pattern.
2762 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
2764 * config/m68k/m68k.c (notice_update_cc): Recognize fp compare
2765 (moved from fp compare patterns).
2766 * config/m68k/m68k.md (cmp<mode>, cmp<mode>_68881, cmp<mode>_cf):
2767 Cleanup predicates to relieve reload.
2768 (conditional_trap): Reject conditional trap with fp condition.
2769 * gcc/config/m68k/predicates.md (fp_src_operand): New, reject
2770 certain constants early.
2772 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
2774 * gcc/final.c (final_scan_insn): Remove accidentally duplicated code.
2776 2007-09-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
2778 * config.gcc (powerpc*-*-*): --with-cpu=cell is a 64bit CPU.
2779 Allow --with-tune=cell and --with-cpu=cell.
2781 2007-09-24 David Edelsohn <edelsohn@gnu.org>
2783 * config/rs6000/rs6000-protos.h (rs6000_emit_swrsqrtsf): Declare.
2784 * config/rs6000/rs6000.opt (swdiv): Change option to ...
2786 * config/rs6000/rs6000.c (rs6000_builtin_reciprocal): New
2788 (TARGET_BUILTIN_RECIPROCAL): Use it.
2789 (rs6000_builtin_expand): Expand recip, recipf, and rsqrtf.
2790 (rs6000_init_builtins): Initialize recip, recipf, and rsqrtf.
2791 (rs6000_emit_swrsqrtsf): New.
2792 * config/rs6000/rs6000.h (rs6000_builtins): Add recip, recipf, and
2794 * config/rs6000/rs6000.md (UNSPEC_RSQRT): Define.
2795 (divsf3): Remove swdiv support.
2798 (rsqrt_internal1): New.
2799 (divdf3): Remove swdiv support.
2802 2007-09-24 Jakub Jelinek <jakub@redhat.com>
2805 * langhooks.h (struct lang_hooks_for_types): Add type_hash_eq
2807 * langhooks-def.h (LANG_HOOKS_TYPE_HASH_EQ): Define.
2808 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_TYPE_HASH_EQ.
2809 * tree.c (type_hash_eq): For FUNCTION_TYPE use
2810 lang_hooks.type.type_hash_eq in addition to generic tests.
2812 2007-09-24 Pranav Bhandarkar <pranav.bhandarkar@celunite.com>
2813 Ramana Radhakrishnan <ramana@hercules.pun.celunite.com>
2815 * tree-inline.h (eni_weights): Add field target_builtin_cost to
2816 reflect the cost per call to a target specific builtin.
2817 * tree-inline.c (estimate_num_insns_1): If it is a CALL_EXPR for a
2818 call to a target specific builtin, then use target_builtin_call_cost.
2819 (init_inline_once): Initialize target_builtin_call_cost field.
2821 2007-09-24 Kai Tietz <kai.tietz@onevision.com>
2824 * config/i386/i386.c (return_in_memory_ms_64): Handle return types for
2827 2007-09-23 H.J. Lu <hongjiu.lu@intel.com>
2829 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
2830 * configure: Regenerated.
2832 2007-09-23 Ollie Wild <aaw@google.com>
2834 * fold-const.c (fold_binary): Fold BIT_AND_EXPR's with a pointer
2836 (get_pointer_modulus_and_residue): New function.
2838 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
2840 * config/mips/mips.c (build_mips16_call_stub): On 64-bit targets,
2841 combine an SC return value into a single register.
2843 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
2845 * opth-gen.awk (target_flags_explicit): Declare.
2846 * toplev.h (target_flags_explicit): Delete declaration.
2847 * toplev.c (target_flags): Likewise.
2848 * config/mips/mips.h (mips_llsc_setting, mips_llsc): Delete.
2849 (GENERATE_SYNC, GENERATE_LL_SC): Redefine using target_explicit_flags.
2850 Never return true for TARGET_MIPS16.
2851 * config/mips/mips.c (mips_llsc): Delete.
2852 (mips_handle_option): Remove -mllsc handling.
2853 (mips_strip_unspec_address): Tweak comment.
2854 * config/mips/mips.opt (mllsc): Use a target mask.
2856 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
2858 * doc/tm.texi (POINTERS_EXTEND_UNSIGNED): Document extensions to
2859 word_mode as well as Pmode.
2861 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
2863 * function.c (assign_parm_setup_block): Explicitly convert BLKmode
2864 parameters from word_mode to the subword type if such a truncation
2867 2007-09-23 Jakub Jelinek <jakub@redhat.com>
2869 * configure.ac (MAKEINFO): Handle makeinfo version 4.10 and above.
2870 * configure: Regenerated.
2872 2007-09-23 Jan Hubicka <jh@suse.cz>
2874 * params.def (INLINE_CALL_COST): Set to 12.
2875 * invoke.texi (inline-call-cost): Update default value.
2877 2007-09-23 Eric Botcazou <ebotcazou@adacore.com>
2879 * config/alpha/alpha.md (movti): Use operand_subword for the split.
2881 2007-09-23 Ayal Zaks <zaks@il.ibm.com>
2882 Revital Eres <eres@il.ibm.com>
2884 * modulo-sched.c (doloop_register_get): Rewrite the loop which
2885 checks whether the count_reg is found outside the control part.
2887 2007-09-23 Jakub Jelinek <jakub@redhat.com>
2889 * expr.c (expand_expr_real_1) <case CALL_EXPR>: Use get_callee_fndecl
2890 instead of checking CALL_EXPR_FN directly to test for builtins.
2891 If error or warning attributes are present, print
2892 error resp. warning.
2893 * c-common.c (handle_error_attribute): New function.
2894 (c_common_attribute_table): Add error and warning
2896 * doc/extend.texi: Document error and warning attributes.
2898 * tree.h (block_nonartificial_location): New prototype.
2899 * tree.c (block_nonartificial_location): New function.
2900 * dwarf2out.c (gen_subprogram_die): Add DW_AT_artificial
2901 if artificial attribute is present on abstract inline decl.
2902 * c-common.c (handle_artificial_attribute): New function.
2903 (c_common_attribute_table): Add artificial attribute.
2904 * final.c (override_filename, override_linenum): New variables.
2905 (final_scan_insn): For DBX_DEBUG or SDB_DEBUG, set override_filename
2906 and override_linenum if inside of a block inlined from
2907 __attribute__((__artificial__)) function.
2908 (notice_source_line): Honor override_filename and override_linenum.
2909 * doc/extend.texi: Document __attribute__((__artificial__)).
2910 * config/i386/emmintrin.h: Add __artificial__ attribute to
2911 all __always_inline__ functions.
2912 * config/i386/mmintrin.h: Likewise.
2913 * config/i386/tmmintrin.h: Likewise.
2914 * config/i386/mm3dnow.h: Likewise.
2915 * config/i386/pmmintrin.h: Likewise.
2916 * config/i386/ammintrin.h: Likewise.
2917 * config/i386/xmmintrin.h: Likewise.
2918 * config/i386/smmintrin.h: Likewise.
2919 * config/i386/bmmintrin.h: Likewise.
2920 * config/i386/mmintrin-common.h: Likewise.
2923 * expr.c (expand_constructor): New function.
2924 (expand_expr_real_1) <case CONSTRUCTOR>: Call it.
2925 (expand_expr_real_1) <case ARRAY_REF>: Call it if VALUE is
2928 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
2930 * config/mips/mips.c (dump_constants_1): Generalize to include
2931 fractional and accumulator modes.
2933 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
2935 * config/mips/mips.h (ISA_HAS_DSP, ISA_HAS_DSPR2): New macros.
2936 * config/mips/mips.c (mips_set_mips16_mode): Don't clear the DSP
2938 (override_options): Check TARGET_HARD_FLOAT_ABI instead of
2939 TARGET_HARD_FLOAT when testing whether -mpaired-single is
2941 (mips_conditional_register_usage): Check ISA_HAS_DSP instead of
2943 * config/mips/constraints.md (ka): Check ISA_HAS_DSPR2 instead of
2945 * config/mips/mips.md (ANYF): Require TARGET_HARD_FLOAT for V2SF.
2946 (mulv2sf3, movv2sf, movv2sf_hardfloat_64bit): Require
2948 (<u>mulsidi3_32bit_internal, <u>msubsidi4, <u>maddsidi4): Check
2949 ISA_HAS_DSPR2 instead of TARGET_HAS_DSPR2.
2950 * config/mips/mips-dsp.md: Use ISA_HAS_DSP instead of TARGET_HAS_DSP
2952 * config/mips/mips-dspr2.md: Likewise ISA_HAS_DSPR2 and
2954 * config/mips/mips-fixed.md: Use ISA_HAS_DSP and ISA_HAS_DSPR2
2955 instead of TARGET_HAS_DSP and TARGET_HAS_DSPR2.
2956 * config/mips/mips-ps-3d.md: Add TARGET_HARD_FLOAT to V2SF patterns.
2958 2007-09-22 Jason Merrill <jason@redhat.com>
2961 * attribs.c (lookup_attribute_spec): Split out...
2962 (decl_attributes): From here.
2963 * tree.h: Declare it.
2965 2007-09-22 Richard Sandiford <rsandifo@nildram.co.uk>
2967 * doc/sourcebuild.texi: Document dg-add-options mips16_attribute.
2969 2007-09-22 Eric Botcazou <ebotcazou@adacore.com>
2971 * tree-inline.c (remap_type_1): Correctly chain variants.
2973 2007-09-22 Richard Guenther <rguenther@suse.de>
2975 PR tree-optimization/33146
2976 * fold-const.c (fold_binary): Use the original tree
2978 * tree.h (STRIP_SIGN_NOPS): Converting from or to pointer
2979 also changes "sign".
2981 2007-09-22 Eric Botcazou <ebotcazou@adacore.com>
2984 * except.c (finish_eh_generation): Call commit_edge_insertions if
2985 there are insns queued on the entry edge.
2986 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns on
2989 2007-09-22 Richard Sandiford <rsandifo@nildram.co.uk>
2991 * doc/sourcebuild.texi (dg-add-c99-runtime-options): Document.
2993 2007-09-19 Michael Meissner <michael.meissner@amd.com>
2995 * gcc/config/i386/i386.c: Delete trailing whitespace.
2996 * gcc/config/i386/i386.h: Ditto.
2997 * gcc/config/i386/bmmintrin.h: Ditto.
2998 * gcc/config/i386/sync.md: Ditto.
2999 * gcc/config/i386/ppro.md: Ditto.
3000 * gcc/config/i386/mmx.md: Ditto.
3001 * gcc/config/i386/constraints.md: Ditto.
3002 * gcc/config/i386/sse.md: Ditto.
3003 * gcc/config/i386/athlon.md: Ditto.
3004 * gcc/config/i386/i386.md: Ditto.
3006 2007-09-21 Richard Guenther <rguenther@suse.de>
3008 PR tree-optimization/33508
3009 * tree-ssa-alias.c (mark_aliases_call_clobbered): Avoid
3010 quadratic loop by keeping a bitmap of variables we have
3011 to clobber all subvariables for.
3012 (set_initial_properties): Likewise.
3014 2007-09-21 Richard Sandiford <rsandifo@nildram.co.uk>
3016 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Delete.
3018 2007-09-20 Nigel Stephens <nigel@mips.com>
3019 Chao-ying Fu <fu@mips.com>
3021 * c-decl.c (finish_declspecs): When _Sat is used without
3022 _Fract or _Accum, set the default type to cts_fract.
3023 This avoids a warning of "type defaults to int".
3025 2007-09-20 Joseph Myers <joseph@codesourcery.com>
3027 * c-decl.c (check_bitfield_type_and_width): Don't allow _Bool
3028 bit-fields wider than one bit.
3030 2007-09-20 Jakub Jelinek <jakub@redhat.com>
3033 * dwarf2out.c (modified_type_die): Handle TYPE_DECL with NULL
3035 * dbxout.c (dbxout_type): Likewise.
3039 * gimplify.c (gimplify_vla_decl): New function.
3040 (gimplify_decl_expr): Move VLA decl handling to gimplify_vla_decl.
3042 (gimplify_target_expr): Handle variable length TARGET_EXPRs.
3044 2007-09-20 Richard Sandiford <rsandifo@nildram.co.uk>
3046 * doc/invoke.texi (-minterlink-mips16): Document.
3047 * config/mips/mips.opt (minterlink-mips16): New option.
3048 * config/mips/mips.c (mips_function_ok_for_sibcall): Handle
3051 2007-09-20 Joseph Myers <joseph@codesourcery.com>
3053 * doc/extend.texi (Attribute Syntax): Remove old speculative
3056 2007-09-20 Mark Shinwell <shinwell@codesourcery.com>
3058 * combine.c: Include cgraph.h.
3059 (setup_incoming_promotions): Rework to allow more aggressive
3060 elimination of sign extensions when all call sites of the
3061 current function are known to lie within the current unit.
3063 2007-09-20 Richard Sandiford <rsandifo@nildram.co.uk>
3065 * dse.c (find_shift_sequence): No-op rework of control flow.
3067 2007-09-19 Richard Sandiford <rsandifo@nildram.co.uk>
3069 * config/mips/mips.c (build_mips16_call_stub): Tidy. Fix second
3070 GPR for DCmode on 64-bit targets. Remove redundant fallback.
3072 2007-09-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
3074 * cfgexpand.c (dump_stack_var_partition): Use the correct
3075 index for the offset.
3077 2007-09-19 Joseph Myers <joseph@codesourcery.com>
3079 * config/mips/sde.h: Switch to GPLv3.
3081 2007-09-19 Eric Botcazou <ebotcazou@adacore.com>
3083 * tree-sra.c (decide_block_copy): Decide if there are groups.
3085 2007-09-19 Roman Zippel <zippel@linux-m68k.org>
3087 * config/m68k/m68k.c (output_move_himode): Remove jump table
3089 config/m68k/m68k.md (lea): Likewise.
3090 * config/m68k/m68k.c (print_operand_address): Use simple pc
3091 relative addressing.
3093 2007-09-19 Bernd Schmidt <bernd.schmidt@analog.com>
3095 * doc/tm.texi (IS_ASM_LOGICAL_LINE_SEPARATOR): Document new argument.
3096 * final.c (IS_ASM_LOGICAL_LINE_SEPARATOR): Provide two-argument
3098 (asm_insn_count): Pass template as second argument to it.
3099 * config/avr/avr.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
3100 * config/pa/pa.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
3101 * config/stormy16/stormy16.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
3102 * config/cris/cris.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
3103 * config/sh/sh.c (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
3104 (sh_insn_length_adjustment): Pass template as second argument to it.
3105 * config/bfin/bfin.h (IS_ASM_LOGICAL_LINE_SEPARATOR): New macro.
3107 * config/bfin/bfin.md (define_asm_attributes): New.
3109 2007-09-19 Jie Zhang <jie.zhang@analog.com>
3111 * config.gcc (bfin*-linux-uclibc*): Add ./linux-sysroot-suffix.h
3113 * config/bfin/print-sysroot-suffix.sh: New.
3114 * config/bfin/t-bfin-elf (EXTRA_PARTS): Remove.
3115 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
3116 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
3117 * config/bfin/t-bfin-uclinux (EXTRA_PARTS): Remove.
3118 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
3119 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
3120 * config/bfin/t-bfin-linux (EXTRA_PARTS): Remove.
3121 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
3122 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
3123 (linux-sysroot-suffix.h): New target.
3124 * config/bfin/bfin.opt (mcsync-anomaly): Use Var instead of Mask.
3125 (mspecld-anomaly): Likewise.
3126 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Renamed from
3127 (enum bfin_cpu): ... this. Add BFIN_CPU_BF522, BFIN_CPU_BF525,
3128 BFIN_CPU_BF527, BFIN_CPU_BF538, BFIN_CPU_BF539, BFIN_CPU_BF542,
3129 BFIN_CPU_BF544, BFIN_CPU_BF548, and BFIN_CPU_BF549.
3130 (bfin_si_revision): Declare.
3131 (bfin_workarounds): Declare.
3132 (WA_SPECULATIVE_LOADS): Define.
3133 (ENABLE_WA_SPECULATIVE_LOADS): Define.
3134 (WA_SPECULATIVE_SYNCS): Define.
3135 (ENABLE_WA_SPECULATIVE_SYNCS): Define.
3136 * config/bfin/elf.h (STARTFILE_SPEC): Rename crt532.o to basiccrt.o.
3137 (LIB_SPEC): Add %s to the linker scripts.
3138 Use proper linker script for bf522, bf525, bf527,
3139 bf538, bf539, bf542, bf544, bf548, and bf549.
3140 * config/bfin/bfin.c (bfin_si_revision): Define.
3141 (bfin_workarounds): Define.
3142 (struct bfin_cpu): New.
3144 (bfin_handle_option): Handle silicon revision part of -mcpu option.
3145 (override_options): Set bfin_workarounds.
3146 (length_for_loop): Replace TARGET_CSYNC_ANOMALY with
3147 ENABLE_WA_SPECULATIVE_SYNCS, TARGET_SPECLD_ANOMALY with
3148 ENABLE_WA_SPECULATIVE_LOADS.
3149 (bfin_reorg): Likewise.
3150 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
3151 macros for bf522, bf525, bf527, bf538, bf539,
3152 bf542, bf544, bf548, and bf549.
3153 Define __SILICON_REVISION__ and __WORKAROUND_* macros if needed.
3154 Don't define __ID_SHARED_LIB__ when -msep-data.
3155 (TARGET_DEFAULT): Define as 0.
3156 (DRIVER_SELF_SPECS): Add -mcpu=bf532 if no -mcpu option.
3157 * doc/invoke.texi (Blackfin Options): Document silicon
3158 revision part of -mcpu option and it now accepts bf522, bf525,
3159 bf527, bf538, bf539, bf542, bf544, bf548, and bf549.
3161 2007-09-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3163 * alias.c (memory_modified_1): Deconstify.
3164 (memory_modified_in_insn_p): Don't use const_note_stores.
3165 * rtl.h (const_note_stores): Delete.
3166 * rtlanal.c (const_note_stores): Likewise.
3168 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
3170 * dse.c (find_shift_sequence): Temporarily revert to forbidding
3173 2007-09-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
3177 * config/fr30/fr30.md (addsi3): Check REG_P() before calling REGNO().
3178 (addsi_small_int): Likewise.
3179 (addsi_big_int): Use rtx_equal_p() instead of REGNO() comparison.
3180 (one_cmplsi2): Likewise.
3182 (enter_func): Expand insn using hard_frame_pointer_rtx and
3185 * config/fr30/fr30.c (fr30_expand_prologue): Check for
3186 hard_frame_pointer_rtx instead of using REGNO() check.
3187 Properly sign extend GEN_INT() argument.
3189 2007-09-18 Roman Zippel <zippel@linux-m68k.org>
3191 * config/m68k/m68k.c (override_options): Remove USE_GAS,
3193 (output_dbcc_and_branch, output_scc_di): Replace all jbcc
3194 alternatives with just jcc.
3195 * config/m68k/m68k.md (addsi_lshrsi_31, beq0_di, bne0_di,
3196 bge0_di, blt0_di, bgtu, bltu, bgeu, bleu, bgtu_rev,
3197 bltu_rev, bgeu_rev, bleu_rev, jump, dbne_hi, dbne_si,
3198 dbge_hi, dbge_si): Likewise.
3200 2007-09-18 Roman Zippel <zippel@linux-m68k.org>
3202 * config/m68k/m68k.md (beq, bne, bgt, blt, bge, ble, bordered,
3203 bunordered, buneq, bunge, bungt, bunle, bunlt, bltgt, beq_rev,
3204 bne_rev, bgt_rev, blt_rev, bge_rev, ble_rev, bordered_rev,
3205 bunordered_rev, buneq_rev, bunge_rev, bungt_rev, bunle_rev,
3206 bunlt_rev, bltgt_rev): Replace all fbcc with fjcc.
3208 2007-09-18 Maxim Kuvyrkov <maxim@codesourcery.com>
3210 * config/m68k/m68k-devices.def (51qe): New device.
3211 * config/m68k/m68k.c (FL_FOR_isa_c): Remove division unit. Add it
3212 to all uses of FL_FOR_isa_c for compatibility.
3213 (all_microarchs): Add cfv1 microarchitecture.
3214 (m68k_handle_option): Handle m51qe option.
3215 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Handle 51QE.
3216 (TUNE_CFV1): New macro.
3217 (enum uarch_type): Add ucfv1.
3218 * doc/invoke.texi: Document 51qe device and cfv1 microarchitecture.
3220 2007-09-18 Richard Guenther <rguenther@suse.de>
3222 PR tree-optimization/31863
3223 * tree-ssa-structalias.c (create_variable_info_for): Always
3224 free the fieldstack.
3226 2007-09-18 Dorit Nuzman <dorit@il.ibm.com>
3228 * opts.c (decode_options): Enable vectorization under -O3.
3230 2007-09-18 Richard Guenther <rguenther@suse.de>
3232 PR tree-optimization/33340
3233 * tree-ssa-sccvn.c (set_ssa_val_to): Do not set values to
3234 SSA_NAMEs that occur in abnormal PHI nodes.
3236 2007-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3238 * tree-cfg.c (is_ctrl_altering_stmt, tree_block_ends_with_call_p):
3239 Don't use const_get_call_expr_in.
3240 * tree-gimple.c (const_get_call_expr_in): Delete.
3241 * tree-gimple.h (const_get_call_expr_in): Likewise.
3243 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
3245 * df-scan.c (df_notes_rescan): Do nothing if the instruction does
3246 not yet have a basic block.
3247 * dse.c (find_shift_sequence): Don't set DF_NO_INSN_RESCAN.
3249 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
3251 * config/mips/mips.c (mips_file_start): Add ".previous" directives
3252 to both ".section"s.
3254 2007-09-17 Richard Sandiford <rsandifo@nildram.co.uk>
3256 * config/mips/mips.c (mips_output_mi_thunk): Use
3257 mips_function_ok_for_sibcall and const_call_insn_operand
3258 to determine if a direct sibcall is allowed. Use
3259 mips_classify_symbol to determine a global pointer is needed.
3261 2007-09-17 Richard Sandiford <rsandifo@nildram.co.uk>
3263 * config/mips/mips.md (*clear_upper32): Use "W" as the memory operand.
3265 2007-09-17 Chao-ying Fu <fu@mips.com>
3266 Nigel Stephens <nigel@mips.com>
3268 * config/fixed-bit.h: New file.
3269 * config/fixed-bit.c: New file.
3270 * doc/libgcc.texi (Fixed-point fractional library routines): New node.
3272 2007-09-18 Jakub Jelinek <jakub@redhat.com>
3274 * c-format.h (format_kind_info): Add alloc_char field.
3275 * c-format.c (scanf_flag_specs): Add 'm'.
3276 (scanf_flag_pairs): Add 'a', 'm' pair.
3277 (scan_char_table): Allow 'm' modifier for c, s, [, C and S.
3278 (format_types_orig): Add alloc_char fields.
3279 (check_format_info_main): Rename aflag to alloc_flag.
3280 Handle fki->alloc_char. modifier after width and before length
3281 modifiers. Move FMT_FLAG_SCANF_A_KLUDGE handling before
3282 length modifiers as well.
3283 * config/sol2-c.c (solaris_format_types): Add alloc_char field.
3286 * builtins.c (expand_builtin_memory_chk): Handle COMPOUND_EXPRs
3287 returned by build_call_expr.
3289 2007-09-17 Eric Botcazou <ebotcazou@adacore.com>
3291 * tree-sra.c (maybe_lookup_element_for_expr) <COMPONENT_REF>: Return
3292 NULL for variable-sized records too.
3293 (sra_walk_expr) <COMPONENT_REF>: Stop at variable-sized records too.
3295 2007-09-17 Tom Tromey <tromey@redhat.com>
3297 * c-decl.c (pushdecl): Don't set DECL_LANG_SPECIFIC.
3298 (c_builtin_function): Likewise.
3299 (grokdeclarator): Likewise.
3301 2007-09-17 Zdenek Dvorak <ook@ucw.cz>
3303 PR rtl-optimization/26449
3304 * loop-invariant.c (move_invariant_reg): Do not use force_operand.
3305 (seq_insns_valid_p): Removed.
3307 2007-09-17 Eric Botcazou <ebotcazou@adacore.com>
3309 * tree-nomudflap.c (gate_mudflap): New static function.
3310 (pass_mudflap_1): Use it as gate function.
3311 (pass_mudflap_2): Likewise.
3313 2007-09-17 Jan Hubicka <jh@suse.cz>
3317 * loop-invariant.c (move_invariant_reg): Unshare sequence.
3319 2007-09-17 Victor Kaplansky <victork@il.ibm.com>
3321 PR tree-optimization/33319
3322 * tree-vect-analyze.c (vect_same_range_drs): New.
3323 (vect_vfa_range_equal): New.
3324 (vect_is_duplicate_ddr): Removed.
3325 (vect_mark_for_runtime_alias_test): Do not perform marking when
3326 optimizing for size or max_param for alias checking is zero.
3327 Move the function before vect_analyze_data_ref_dependence.
3328 (vect_analyze_data_ref_dependence): Add call to
3329 vect_mark_for_runtime_alias_test in two cases when dependence
3331 (vect_analyze_data_ref_dependences): Do not call to
3332 vect_mark_for_runtime_alias_test.
3333 (vect_prune_runtime_alias_test_list): New.
3334 (vect_analyze_loop): Add call to vect_prune_runtime_alias_test_list.
3335 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
3336 Update vec_outside_cost.
3337 (vect_vfa_segment_size): More compact code, use TYPE_SIZE_UNIT.
3338 (vect_create_cond_for_alias_checks): Build the base address of data
3339 reference from DR_GROUP_FIRST_DR.
3340 (vect_loop_versioning): New.
3341 (vect_transform_loop): Add a call to vect_loop_versioning.
3342 Remove factored out code.
3344 2007-09-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3347 * expr.c (store_expr): Call adjust_address to change mode of dest_mem
3350 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
3352 * dse.c (find_shift_sequence): Allow word as well as subword shifts.
3353 Do the tentative shift expansion with the DF_NO_INSN_RESCAN flag set.
3354 Fix the call to insn_rtx_cost. Skip access sizes that require a
3355 real truncation of the store register. Use convert_move instead
3356 of gen_lowpart when narrowing the result.
3357 (replace_read): Use convert_move instead of gen_lowpart when
3358 narrowing the store rhs.
3360 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
3362 * config/mips/mips.md (SHORT): Fix long line.
3363 (SUBDI): New mode iterator. Extend the shift-and-truncate insns
3364 to QImode and HImode.
3366 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
3368 * config/mips/mips.h (POINTERS_EXTEND_UNSIGNED): Define.
3370 2007-09-15 Zdenek Dvorak <ook@ucw.cz>
3372 * tree-parloops.c: New file.
3373 * tree-ssa-operands.h (free_stmt_operands): Declare.
3374 * tree-ssa-loop-manip.c (split_loop_exit_edge): Return the new basic
3376 * tree-pass.h (pass_parallelize_loops): Declare.
3377 * omp-low.c (expand_omp_parallel, expand_omp_for): Update SSA form for
3379 (build_omp_regions_1): Allow analysing just a single OMP region and
3381 ( build_omp_regions_root, omp_expand_local): New functions.
3382 (build_omp_regions): Add argument to build_omp_regions_1 call.
3383 * builtins.def (DEF_GOMP_BUILTIN): Initialize OMP builtins when
3384 autoparallelization is run.
3385 * timevar.def (TV_TREE_PARALLELIZE_LOOPS): New.
3386 * tree-ssa-loop.c (gate_tree_parallelize_loops, tree_parallelize_loops,
3387 pass_parallelize_loops): New.
3388 * common.opt (ftree-parallelize-loops): New.
3389 * tree-flow.h (omp_expand_local, tree_duplicate_sese_tail,
3390 parallelize_loops): Declare.
3391 (add_phi_args_after_copy, split_loop_exit_edge): Declaration changed.
3392 * Makefile.in (tree-parloops.o): Added.
3393 * tree-cfg.c (add_phi_args_after_copy_edge, tree_duplicate_sese_tail):
3395 (add_phi_args_after_copy_bb): Use add_phi_args_after_copy_edge.
3396 (add_phi_args_after_copy): Call add_phi_args_after_copy_edge for
3397 one extra edge as well.
3398 (tree_duplicate_sese_region): Add argument to add_phi_args_after_copy.
3399 Use VEC_free to free doms vector.
3400 (move_block_to_fn): Update loop info. Remove phi nodes for virtual
3401 operands. Recompute operand caches in the new function.
3402 (move_sese_region_to_fn): Update loop info.
3403 * passes.c (init_optimization_passes): Add pass_parallelize_loops.
3404 * tree-ssa-operands.c (free_stmt_operands): New function.
3406 * doc/passes.texi: Document autoparallelization.
3407 * doc/invoke.texi (-ftree-parallelize-loops): New option.
3409 2007-09-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3412 * pa.c (function_value): Use GET_MODE_BITSIZE instead of
3415 2007-09-15 Dorit Nuzman <dorit@il.ibm.com>
3417 * tree-vect-transform.c (vect_get_vec_defs_for_stmt_copy): check if
3418 the VEC is not NULL.
3419 (vectorizable_type_demotion, vectorizable_type_promotion): Check that
3420 get_vectype_for_scalar_type succeeded.
3421 (vectorizable_conversion): Likewise.
3423 2007-09-14 Jan Hubicka <jh@suse.cz>
3425 * config/i386/i386.md (*floatdi<mode>2_i387): Guard against
3428 2007-09-14 Uros Bizjak <ubizjak@gmail.com>
3431 * config/i386/i386.md (fmodxf3): Copy operands[2] to temporary
3432 register when operands[2] equals operands[1].
3433 (remainderxf3): Ditto.
3435 2007-09-14 Sandra Loosemore <sandra@codesourcery.com>
3436 Nigel Stephens <nigel@mips.com>
3438 * doc/tm.texi (LIBGCC2_UNWIND_ATTRIBUTE): Document.
3439 * unwind-generic.h (LIBGCC2_UNWIND_ATTRIBUTE): Define.
3440 (_Unwind_RaiseException): Add LIBGCC2_UNWIND_ATTRIBUTE to
3442 (_Unwind_ForcedUnwind): Likewise.
3443 (_Unwind_Resume): Likewise.
3444 (_Unwind_Resume_or_Rethrow): Likewise.
3445 (_Unwind_Backtrace): Likewise.
3446 (_Unwind_SjLj_RaiseException): Likewise.
3447 (_Unwind_SjLj_ForcedUnwind): Likewise.
3448 (_Unwind_SjLj_Resume): Likewise.
3449 (_Unwind_SjLj_Resume_or_Rethrow): Likewise.
3450 * unwind.inc (_Unwind_RaiseException): Add LIBGCC2_UNWIND_ATTRIBUTE
3452 (_Unwind_ForcedUnwind): Likewise.
3453 (_Unwind_Resume): Likewise.
3454 (_Unwind_Resume_or_Rethrow): Likewise.
3455 (_Unwind_Backtrace): Likewise.
3456 * unwind-compat.c (_Unwind_Backtrace): Likewise.
3457 (_Unwind_ForcedUnwind): Likewise.
3458 (_Unwind_RaiseException): Likewise.
3459 (_Unwind_Resume): Likewise.
3460 (_Unwind_Resume_or_Rethrow): Likewise.
3462 * config/mips/mips.h (LIBGCC2_UNWIND_ATTRIBUTE): Define to force
3463 nomips16 mode when IN_LIBGCC2 with hard float.
3465 2007-09-14 Richard Sandiford <rsandifo@nildram.co.uk>
3467 * config/mips/sdemtk.opt: Update to GPLv3.
3468 * config/mips/sdemtk.h: Likewise.
3470 2007-09-14 Nigel Stephens <nigel@mips.com>
3472 * config.gcc (mips*-*-linux*): Recognise mipsisa32r2 and set
3473 MIPS_ISA_DEFAULT appropriately. Don't make soft-float the default
3474 for mipsisa32-*-linux*.
3476 2007-09-14 Nigel Stephens <nigel@mips.com>
3477 David Ung <davidu@mips.com>
3478 Thiemo Seufer <ths@mips.com>
3479 Richard Sandiford <richard@codesourcery.com>
3481 * config.gcc (mips*-sde-elf*): Add support for the SDE C libraries.
3482 * configure.ac: Add a mipssde threading type.
3483 * configure: Regenerate.
3484 * config/mips/sdemtk.h: New file.
3485 * config/mips/t-sdemtk: Likewise.
3486 * config/mips/sdemtk.opt: Likewise.
3487 * gthr-mipssde.h: Likewise.
3488 * config/mips/sde.h (FUNCTION_PROFILER): Move to config/mips/sdemtk.h.
3489 * config/mips/mips.h (MIPS_SAVE_REG_FOR_PROFILING_P): New macro.
3490 (MIPS_ICACHE_SYNC): New macro, split from ...
3491 * config/mips/mips.md (clear_cache): ...here.
3492 * config/mips/mips.c (mips_save_reg_p): Check
3493 MIPS_SAVE_REG_FOR_PROFILING_P on profiled functions.
3494 (build_mips16_function_stub): Use targetm.strip_name_encoding.
3495 (build_mips16_call_stub): Likewise.
3497 2007-09-14 Richard Sandiford <richard@codesourcery.com>
3499 * Makefile.in (stmp-int-hdrs): Depend on fixinc_list.
3501 2007-09-14 Jakub Jelinek <jakub@redhat.com>
3504 * config/ia64/ia64.c (find_gr_spill): Don't decrement
3505 current_frame_info.n_local_regs. Don't return emitted local
3507 (ia64_compute_frame_size): Improve unwind hack to put
3508 RP, PFS, FP in that order by allowing some of the registers
3509 been already emitted, as long as they are emitted to the
3512 2007-09-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3514 * config/spu/vmx2spu.h (vec_extract, vec_insert, vec_lvlx,
3515 vec_lvlxl, vec_lvrx, vec_lvrxl, vec_promote, vec_splats,
3516 vec_stvlx, vec_stvlxl, vec_stvrx, vec_stvrxl): New intrinsics.
3518 2007-09-13 Eric Christopher <echristo@apple.com>
3519 Kenneth Zadeck <zadeck@naturalbridge.com>
3521 * dse.c (find_shift_sequence): New function.
3522 (replace_read): Add case to remove read if it requires shift.
3523 * config/i386/i386.c (ix86_expand_prologue): Fixed typo in comment.
3525 2007-09-13 Tom Tromey <tromey@redhat.com>
3527 * c-common.c (fname_as_string): Update.
3528 * c-parser.c (c_parser) <lex_untranslated_string>: New field.
3529 (c_lex_one_token): Update. Add 'parser' argument.
3530 (c_parser_simple_asm_expr): Update.
3531 (c_parser_attributes): Update.
3532 (c_parser_asm_statement): Update.
3533 (c_parser_asm_operands): Update.
3534 (c_parser_peek_token): Update.
3535 (c_parser_peek_2nd_token): Update.
3536 * c-lex.c (c_lex_string_translate): Remove.
3537 (c_lex_return_raw_strings): Likewise.
3538 (c_lex_with_flags): Added 'lex_flags' argument.
3539 (lex_string): Added 'translate' argument.
3540 * c-pragma.h (c_lex_with_flags): Update.
3541 (c_lex_string_translate, c_lex_return_raw_strings): Remove.
3542 (C_LEX_STRING_NO_TRANSLATE): New define.
3543 (C_LEX_RAW_STRINGS): Likewise.
3545 2007-09-13 Bernd Schmidt <bernd.schmidt@analog.com>
3548 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_ONES,
3549 BFIN_BUILTIN_CPLX_MUL_16_S40, BFIN_BUILTIN_CPLX_MAC_16_S40,
3550 BFIN_BUILTIN_CPLX_MSU_16_S40, and BFIN_BUILTIN_CPLX_SQU.
3551 (bfin_init_builtins): Initialize __builtin_bfin_ones,
3552 __builtin_bfin_min_fr1x16, __builtin_bfin_max_fr1x16,
3553 __builtin_bfin_min_fr1x32, __builtin_bfin_max_fr1x32,
3554 __builtin_bfin_cmplx_add, __builtin_bfin_cmplx_sub,
3555 __builtin_bfin_cmplx_mul_s40, __builtin_bfin_cmplx_mac_s40,
3556 __builtin_bfin_cmplx_msu_s40 and __builtin_bfin_csqu_fr16.
3557 (bdesc_1arg): Add __builtin_bfin_ones.
3558 (bfin_expand_builtin): Expand __builtin_bfin_cmplx_mul_s40,
3559 __builtin_bfin_cmplx_mac_s40, __builtin_bfin_cmplx_msu_s40,
3560 and __builtin_bfin_csqu_fr16.
3561 * config/bfin/bfin.md (UNSPEC_ONES): New constant.
3562 (ones): New define_insn.
3563 (ssaddhi3_parts): New define_insn.
3564 (sssubhi3_parts): New define_insn.
3565 (flag_mulhi_parts): New define_insn.
3567 2007-09-13 Seongbae Park <seongbae.park@gmail.com>
3569 * common.opt (femit-class-debug-always): Turn off by default.
3571 2007-09-13 Bernd Schmidt <bernd.schmidt@analog.com>
3573 * config/bfin/bfin.md (reload_outpdi, reload_inpdi): New patterns.
3574 * config/bfin/bfin.c (bfin_secondary_reload): Make sure we use them.
3576 2007-09-13 James E. Wilson <wilson@specifix.com>
3578 PR tree-optimization/33389
3579 * tree-ssa-operands.c (append_vuse): If ann->in_vdef_list true,
3580 then set build_loads before returning.
3582 2007-09-13 Sandra Loosemore <sandra@codesourcery.com>
3583 David Ung <davidu@mips.com>
3585 * config/mips/mips.h (ASM_OUTPUT_REG_PUSH): Replace {d}subu with
3586 {d}addiu and a negative immediate such that it works with MIPS16
3589 2007-09-13 H.J. Lu <hongjiu.lu@intel.com>
3592 * configure.ac (ld_vers): Support Linux linker.
3593 * configure: Regenerated.
3595 2007-09-13 Richard Sandiford <richard@codesourcery.com>
3596 Sandra Loosemore <sandra@codesourcery.com>
3598 * config/mips/mips.h (SYMBOL_FLAG_MIPS16_FUNC): Delete.
3599 (SYMBOL_REF_MIPS16_FUNC_P): Delete.
3600 * config/mips/mips.c (mips_attribute_table): Turn mips16 and
3601 nomips16 into decl attributes.
3602 (TARGET_INSERT_ATTRIBUTES): Override.
3603 (TARGET_MERGE_DECL_ATTRIBUTES): Likewise.
3604 (TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P): Always return true.
3605 (mips_mips16_type_p, mips_nomips16_type_p): Delete in favor of...
3606 (mips_mips16_decl_p, mips_nomips16_decl_p): ...these new functions.
3607 (mips_comp_type_attributes): Remove mips16 and nomips16 handling.
3608 (mips_use_mips16_mode_p): Reimplement as a function that takes
3609 a decl and considers only decl attributes. If the decl is nested
3610 function, use its parent attributes.
3611 (mips_function_ok_for_sibcall): Use mips_use_mips16_mode_p
3612 instead of SYMBOL_REF_MIPS16_FUNC_P.
3613 (mips_set_mips16_mode): Move call to sorry here from old
3614 mips_use_mips16_mode_p.
3615 (mflip_mips16_entry): New structure.
3616 (mflip_mips16_htab): New variable.
3617 (mflip_mips16_htab_hash, mflip_mips16_htab_eq): New functions.
3618 (mflip_mips16_use_mips16_p, mips_insert_attributes): Likewise.
3619 (mips_merge_decl_attributes): New function.
3620 (mips_set_current_function): Reinstate call to mips_set_mips16_mode.
3621 Use mips_use_mips16_mode_p.
3622 (mips_output_mi_thunk): Use mips_use_mips16_mode_p instead of
3623 SYMBOL_REF_MIPS16_FUNC_P.
3624 (mips_encode_section_info): Don't set SYMBOL_FLAG_MIPS16_FUNC.
3626 2007-09-13 Richard Sandiford <richard@codesourcery.com>
3628 * c-parser.c (c_parser_struct_declaration): Check for a null return.
3630 2007-09-13 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
3633 * gcc.c (xputenv): Make argument const, and use CONST_CAST.
3635 2007-09-12 Michael Meissner <michael.meissner@amd.com>
3636 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3637 Tony Linthicum <tony.linthicum@amd.com>
3639 * tree.h (function_args_iterator): New type to iterate over
3641 (FOREACH_FUNCTION_ARGS_PTR): Iterator macros for iterating over
3642 function arguments providing a pointer to the argument.
3643 (FOREACH_FUNCTION_ARGS): Iterator macros for iterating over
3644 function arguments providing the argument.
3645 (function_args_iter_init): Inline function to initialize
3646 function_args_iterator.
3647 (function_args_iter_cond_ptr): Inline function to return the next
3648 pointer to hold the argument.
3649 (function_args_iter_cond): Inline function to return the next
3651 (function_args_iter_cond_next): Advance the function args
3653 (stdarg_p): New function, return true if variable argument
3655 (prototype_p): New function, return true if function is
3657 (function_args_count): New function, count the number of arguments
3660 * tree.c (stdarg_p): New function, return true if variable
3662 (prototype_p): New function, return true if function is
3665 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
3666 (TARGET_ROUND): New macro for the round/ptest instructions which
3667 are shared between SSE4.1 and SSE5.
3668 (OPTION_MASK_ISA_ROUND): Ditto.
3669 (OPTION_ISA_ROUND): Ditto.
3670 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
3671 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
3673 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
3674 (-mfused-madd): New switch to give users control over whether the
3675 compiler optimizes to use the multiply/add SSE5 instructions.
3677 * config/i386/i386.c (m_AMD_MULTIPLE): Rename from
3678 m_ATHLON_K8_AMDFAM10, and change all uses.
3679 (enum pta_flags): Add PTA_SSE5.
3680 (ix86_handle_option): Turn off 3dnow if -msse5.
3681 (override_options): Add SSE5 support.
3682 (print_operand): %Y prints comparison codes for SSE5 com/pcom
3684 (ix86_expand_sse_movcc): Add SSE5 support.
3685 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
3686 vector type to the next largest size.
3687 (ix86_expand_sse5_pack): New function to use pperm to pack a
3688 vector type to the next smallest size.
3689 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
3690 (IX86_BUILTIN_FMADDSD): Ditto.
3691 (IX86_BUILTIN_FMADDPS): Ditto.
3692 (IX86_BUILTIN_FMADDPD): Ditto.
3693 (IX86_BUILTIN_FMSUBSS): Ditto.
3694 (IX86_BUILTIN_FMSUBSD): Ditto.
3695 (IX86_BUILTIN_FMSUBPS): Ditto.
3696 (IX86_BUILTIN_FMSUBPD): Ditto.
3697 (IX86_BUILTIN_FNMADDSS): Ditto.
3698 (IX86_BUILTIN_FNMADDSD): Ditto.
3699 (IX86_BUILTIN_FNMADDPS): Ditto.
3700 (IX86_BUILTIN_FNMADDPD): Ditto.
3701 (IX86_BUILTIN_FNMSUBSS): Ditto.
3702 (IX86_BUILTIN_FNMSUBSD): Ditto.
3703 (IX86_BUILTIN_FNMSUBPS): Ditto.
3704 (IX86_BUILTIN_FNMSUBPD): Ditto.
3705 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
3706 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
3707 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
3708 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
3709 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
3710 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
3711 (IX86_BUILTIN_PPERM): Ditto.
3712 (IX86_BUILTIN_PERMPS): Ditto.
3713 (IX86_BUILTIN_PERMPD): Ditto.
3714 (IX86_BUILTIN_PMACSSWW): Ditto.
3715 (IX86_BUILTIN_PMACSWW): Ditto.
3716 (IX86_BUILTIN_PMACSSWD): Ditto.
3717 (IX86_BUILTIN_PMACSWD): Ditto.
3718 (IX86_BUILTIN_PMACSSDD): Ditto.
3719 (IX86_BUILTIN_PMACSDD): Ditto.
3720 (IX86_BUILTIN_PMACSSDQL): Ditto.
3721 (IX86_BUILTIN_PMACSSDQH): Ditto.
3722 (IX86_BUILTIN_PMACSDQL): Ditto.
3723 (IX86_BUILTIN_PMACSDQH): Ditto.
3724 (IX86_BUILTIN_PMADCSSWD): Ditto.
3725 (IX86_BUILTIN_PMADCSWD): Ditto.
3726 (IX86_BUILTIN_PHADDBW): Ditto.
3727 (IX86_BUILTIN_PHADDBD): Ditto.
3728 (IX86_BUILTIN_PHADDBQ): Ditto.
3729 (IX86_BUILTIN_PHADDWD): Ditto.
3730 (IX86_BUILTIN_PHADDWQ): Ditto.
3731 (IX86_BUILTIN_PHADDDQ): Ditto.
3732 (IX86_BUILTIN_PHADDUBW): Ditto.
3733 (IX86_BUILTIN_PHADDUBD): Ditto.
3734 (IX86_BUILTIN_PHADDUBQ): Ditto.
3735 (IX86_BUILTIN_PHADDUWD): Ditto.
3736 (IX86_BUILTIN_PHADDUWQ): Ditto.
3737 (IX86_BUILTIN_PHADDUDQ): Ditto.
3738 (IX86_BUILTIN_PHSUBBW): Ditto.
3739 (IX86_BUILTIN_PHSUBWD): Ditto.
3740 (IX86_BUILTIN_PHSUBDQ): Ditto.
3741 (IX86_BUILTIN_PROTB): Ditto.
3742 (IX86_BUILTIN_PROTW): Ditto.
3743 (IX86_BUILTIN_PROTD): Ditto.
3744 (IX86_BUILTIN_PROTQ): Ditto.
3745 (IX86_BUILTIN_PROTB_IMM): Ditto.
3746 (IX86_BUILTIN_PROTW_IMM): Ditto.
3747 (IX86_BUILTIN_PROTD_IMM): Ditto.
3748 (IX86_BUILTIN_PROTQ_IMM): Ditto.
3749 (IX86_BUILTIN_PSHLB): Ditto.
3750 (IX86_BUILTIN_PSHLW): Ditto.
3751 (IX86_BUILTIN_PSHLD): Ditto.
3752 (IX86_BUILTIN_PSHLQ): Ditto.
3753 (IX86_BUILTIN_PSHAB): Ditto.
3754 (IX86_BUILTIN_PSHAW): Ditto.
3755 (IX86_BUILTIN_PSHAD): Ditto.
3756 (IX86_BUILTIN_PSHAQ): Ditto.
3757 (IX86_BUILTIN_FRCZSS): Ditto.
3758 (IX86_BUILTIN_FRCZSD): Ditto.
3759 (IX86_BUILTIN_FRCZPS): Ditto.
3760 (IX86_BUILTIN_FRCZPD): Ditto.
3761 (IX86_BUILTIN_CVTPH2PS): Ditto.
3762 (IX86_BUILTIN_CVTPS2PH): Ditto.
3763 (IX86_BUILTIN_COMEQSS): Ditto.
3764 (IX86_BUILTIN_COMNESS): Ditto.
3765 (IX86_BUILTIN_COMLTSS): Ditto.
3766 (IX86_BUILTIN_COMLESS): Ditto.
3767 (IX86_BUILTIN_COMGTSS): Ditto.
3768 (IX86_BUILTIN_COMGESS): Ditto.
3769 (IX86_BUILTIN_COMUEQSS): Ditto.
3770 (IX86_BUILTIN_COMUNESS): Ditto.
3771 (IX86_BUILTIN_COMULTSS): Ditto.
3772 (IX86_BUILTIN_COMULESS): Ditto.
3773 (IX86_BUILTIN_COMUGTSS): Ditto.
3774 (IX86_BUILTIN_COMUGESS): Ditto.
3775 (IX86_BUILTIN_COMORDSS): Ditto.
3776 (IX86_BUILTIN_COMUNORDSS): Ditto.
3777 (IX86_BUILTIN_COMFALSESS): Ditto.
3778 (IX86_BUILTIN_COMTRUESS): Ditto.
3779 (IX86_BUILTIN_COMEQSD): Ditto.
3780 (IX86_BUILTIN_COMNESD): Ditto.
3781 (IX86_BUILTIN_COMLTSD): Ditto.
3782 (IX86_BUILTIN_COMLESD): Ditto.
3783 (IX86_BUILTIN_COMGTSD): Ditto.
3784 (IX86_BUILTIN_COMGESD): Ditto.
3785 (IX86_BUILTIN_COMUEQSD): Ditto.
3786 (IX86_BUILTIN_COMUNESD): Ditto.
3787 (IX86_BUILTIN_COMULTSD): Ditto.
3788 (IX86_BUILTIN_COMULESD): Ditto.
3789 (IX86_BUILTIN_COMUGTSD): Ditto.
3790 (IX86_BUILTIN_COMUGESD): Ditto.
3791 (IX86_BUILTIN_COMORDSD): Ditto.
3792 (IX86_BUILTIN_COMUNORDSD): Ditto.
3793 (IX86_BUILTIN_COMFALSESD): Ditto.
3794 (IX86_BUILTIN_COMTRUESD): Ditto.
3795 (IX86_BUILTIN_COMEQPS): Ditto.
3796 (IX86_BUILTIN_COMNEPS): Ditto.
3797 (IX86_BUILTIN_COMLTPS): Ditto.
3798 (IX86_BUILTIN_COMLEPS): Ditto.
3799 (IX86_BUILTIN_COMGTPS): Ditto.
3800 (IX86_BUILTIN_COMGEPS): Ditto.
3801 (IX86_BUILTIN_COMUEQPS): Ditto.
3802 (IX86_BUILTIN_COMUNEPS): Ditto.
3803 (IX86_BUILTIN_COMULTPS): Ditto.
3804 (IX86_BUILTIN_COMULEPS): Ditto.
3805 (IX86_BUILTIN_COMUGTPS): Ditto.
3806 (IX86_BUILTIN_COMUGEPS): Ditto.
3807 (IX86_BUILTIN_COMORDPS): Ditto.
3808 (IX86_BUILTIN_COMUNORDPS): Ditto.
3809 (IX86_BUILTIN_COMFALSEPS): Ditto.
3810 (IX86_BUILTIN_COMTRUEPS): Ditto.
3811 (IX86_BUILTIN_COMEQPD): Ditto.
3812 (IX86_BUILTIN_COMNEPD): Ditto.
3813 (IX86_BUILTIN_COMLTPD): Ditto.
3814 (IX86_BUILTIN_COMLEPD): Ditto.
3815 (IX86_BUILTIN_COMGTPD): Ditto.
3816 (IX86_BUILTIN_COMGEPD): Ditto.
3817 (IX86_BUILTIN_COMUEQPD): Ditto.
3818 (IX86_BUILTIN_COMUNEPD): Ditto.
3819 (IX86_BUILTIN_COMULTPD): Ditto.
3820 (IX86_BUILTIN_COMULEPD): Ditto.
3821 (IX86_BUILTIN_COMUGTPD): Ditto.
3822 (IX86_BUILTIN_COMUGEPD): Ditto.
3823 (IX86_BUILTIN_COMORDPD): Ditto.
3824 (IX86_BUILTIN_COMUNORDPD): Ditto.
3825 (IX86_BUILTIN_COMFALSEPD): Ditto.
3826 (IX86_BUILTIN_COMTRUEPD): Ditto.
3827 (IX86_BUILTIN_PCOMEQUB): Ditto.
3828 (IX86_BUILTIN_PCOMNEUB): Ditto.
3829 (IX86_BUILTIN_PCOMLTUB): Ditto.
3830 (IX86_BUILTIN_PCOMLEUB): Ditto.
3831 (IX86_BUILTIN_PCOMGTUB): Ditto.
3832 (IX86_BUILTIN_PCOMGEUB): Ditto.
3833 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
3834 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
3835 (IX86_BUILTIN_PCOMEQUW): Ditto.
3836 (IX86_BUILTIN_PCOMNEUW): Ditto.
3837 (IX86_BUILTIN_PCOMLTUW): Ditto.
3838 (IX86_BUILTIN_PCOMLEUW): Ditto.
3839 (IX86_BUILTIN_PCOMGTUW): Ditto.
3840 (IX86_BUILTIN_PCOMGEUW): Ditto.
3841 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
3842 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
3843 (IX86_BUILTIN_PCOMEQUD): Ditto.
3844 (IX86_BUILTIN_PCOMNEUD): Ditto.
3845 (IX86_BUILTIN_PCOMLTUD): Ditto.
3846 (IX86_BUILTIN_PCOMLEUD): Ditto.
3847 (IX86_BUILTIN_PCOMGTUD): Ditto.
3848 (IX86_BUILTIN_PCOMGEUD): Ditto.
3849 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
3850 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
3851 (IX86_BUILTIN_PCOMEQUQ): Ditto.
3852 (IX86_BUILTIN_PCOMNEUQ): Ditto.
3853 (IX86_BUILTIN_PCOMLTUQ): Ditto.
3854 (IX86_BUILTIN_PCOMLEUQ): Ditto.
3855 (IX86_BUILTIN_PCOMGTUQ): Ditto.
3856 (IX86_BUILTIN_PCOMGEUQ): Ditto.
3857 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
3858 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
3859 (IX86_BUILTIN_PCOMEQB): Ditto.
3860 (IX86_BUILTIN_PCOMNEB): Ditto.
3861 (IX86_BUILTIN_PCOMLTB): Ditto.
3862 (IX86_BUILTIN_PCOMLEB): Ditto.
3863 (IX86_BUILTIN_PCOMGTB): Ditto.
3864 (IX86_BUILTIN_PCOMGEB): Ditto.
3865 (IX86_BUILTIN_PCOMFALSEB): Ditto.
3866 (IX86_BUILTIN_PCOMTRUEB): Ditto.
3867 (IX86_BUILTIN_PCOMEQW): Ditto.
3868 (IX86_BUILTIN_PCOMNEW): Ditto.
3869 (IX86_BUILTIN_PCOMLTW): Ditto.
3870 (IX86_BUILTIN_PCOMLEW): Ditto.
3871 (IX86_BUILTIN_PCOMGTW): Ditto.
3872 (IX86_BUILTIN_PCOMGEW): Ditto.
3873 (IX86_BUILTIN_PCOMFALSEW): Ditto.
3874 (IX86_BUILTIN_PCOMTRUEW): Ditto.
3875 (IX86_BUILTIN_PCOMEQD): Ditto.
3876 (IX86_BUILTIN_PCOMNED): Ditto.
3877 (IX86_BUILTIN_PCOMLTD): Ditto.
3878 (IX86_BUILTIN_PCOMLED): Ditto.
3879 (IX86_BUILTIN_PCOMGTD): Ditto.
3880 (IX86_BUILTIN_PCOMGED): Ditto.
3881 (IX86_BUILTIN_PCOMFALSED): Ditto.
3882 (IX86_BUILTIN_PCOMTRUED): Ditto.
3883 (IX86_BUILTIN_PCOMEQQ): Ditto.
3884 (IX86_BUILTIN_PCOMNEQ): Ditto.
3885 (IX86_BUILTIN_PCOMLTQ): Ditto.
3886 (IX86_BUILTIN_PCOMLEQ): Ditto.
3887 (IX86_BUILTIN_PCOMGTQ): Ditto.
3888 (IX86_BUILTIN_PCOMGEQ): Ditto.
3889 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
3890 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
3891 (bdesc_ptest): Change OPTION_MASK_ISA_SSE4_1 to
3892 OPTION_MASK_ISA_ROUND for instructions that are shared between
3894 (bdesc_2arg): Ditto.
3895 (bdesc_sse_3arg): Ditto.
3896 (enum multi_arg_type): New enum for describing the various SSE5
3897 intrinsic argument types.
3898 (bdesc_multi_arg): New table for SSE5 intrinsics.
3899 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
3900 (ix86_expand_multi_arg_builtin): New function for creating SSE5
3902 (ix86_expand_builtin): Add SSE5 intrinsic support.
3903 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
3904 operand instructions.
3905 (ix86_expand_sse5_multiple_memory): New function to split the
3906 second memory reference from SSE5 instructions.
3907 (type_has_variadic_args_p): Delete in favor of stdarg_p.
3908 (ix86_return_pops_args): Use stdarg_p to determine if the function
3909 has variable arguments.
3910 (ix86_setup_incoming_varargs): Ditto.
3911 (x86_this_parameter): Ditto.
3913 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
3915 (ix86_expand_sse5_pack): Ditto.
3916 (ix86_sse5_valid_op_p): Ditto.
3917 (ix86_expand_sse5_multiple_memory): Ditto.
3919 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
3920 constant for SSE5 support.
3921 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
3922 (UNSPEC_SSE5_TRUEFALSE): Ditto.
3923 (UNSPEC_SSE5_PERMUTE): Ditto.
3924 (UNSPEC_SSE5_ASHIFT): Ditto.
3925 (UNSPEC_SSE5_LSHIFT): Ditto.
3926 (UNSPEC_FRCZ): Ditto.
3927 (UNSPEC_CVTPH2PS): Ditto.
3928 (UNSPEC_CVTPS2PH): Ditto.
3929 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
3931 (COM_FALSE_S): Ditto.
3932 (COM_FALSE_P): Ditto.
3933 (COM_TRUE_S): Ditto.
3934 (COM_TRUE_P): Ditto.
3935 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
3936 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
3938 (memory attribute): Ditto.
3939 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
3940 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
3941 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
3942 (floor<mode>2): Ditto.
3943 (ceil<mode>2): Ditto.
3944 (btrunc<mode>2): Ditto.
3945 (nearbyintdf2): Ditto.
3946 (nearbyintsf2): Ditto.
3947 (sse_setccsf): Disable if SSE5.
3948 (sse_setccdf): Ditto.
3949 (sse5_setcc<mode>): New support for SSE5 conditional move.
3950 (sse5_pcmov_<mode>): Ditto.
3952 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
3954 (SSEMODEF2P): Ditto.
3955 (ssemodesuffixf4): New mode attribute for SSE5.
3956 (ssemodesuffixf2s): Ditto.
3957 (ssemodesuffixf2c): Ditto.
3958 (sserotatemax): Ditto.
3959 (ssescalarmode): Ditto.
3960 (sse_maskcmpv4sf3): Disable if SSE5.
3961 (sse_maskcmpv2df3): Ditto.
3962 (sse_vmmaskcmpv4sf3): Ditto.
3963 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add
3965 (sse5_vmfmadd<mode>4): Ditto.
3966 (sse5_fmsub<mode>4): Ditto.
3967 (sse5_vmfmsub<mode>4): Ditto.
3968 (sse5_fnmadd<mode>4): Ditto.
3969 (sse5_vmfnmadd<mode>4): Ditto.
3970 (sse5_fnmsub<mode>4): Ditto.
3971 (sse5_vmfnmsub<mode>4): Ditto.
3972 (sse5i_fmadd<mode>4): Ditto.
3973 (sse5i_fmsub<mode>4): Ditto.
3974 (sse5i_fnmadd<mode>4): Ditto.
3975 (sse5i_fnmsub<mode>4): Ditto.
3976 (sse5i_vmfmadd<mode>4): Ditto.
3977 (sse5i_vmfmsub<mode>4): Ditto.
3978 (sse5i_vmfnmadd<mode>4): Ditto.
3979 (sse5i_vmfnmsub<mode>4): Ditto.
3980 (mulv16qi3): Add SSE5 support.
3982 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
3983 (sse2_mulv4si3): Disable if SSE5.
3984 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
3985 (sse4_1_roundps): Ditto.
3986 (sse4_1_roundsd): Ditto.
3987 (sse4_1_roundss): Ditto.
3988 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
3990 (sse_maskcmpsf3): Ditto.
3991 (sse_vmmaskcmpv4sf3): Ditto.
3992 (sse2_maskcmpv2df3): Ditto.
3993 (sse2_maskcmpdf3): Ditto.
3994 (sse2_vmmaskcmpv2df3): Ditto.
3995 (sse2_eq<mode>3): Ditto.
3996 (sse2_gt<mode>3): Ditto.
3997 (sse5_pcmov_<mode>): Add SSE5 support.
3998 (vec_unpacku_hi_v16qi): Ditto.
3999 (vec_unpacks_hi_v16qi): Ditto.
4000 (vec_unpacku_lo_v16qi): Ditto.
4001 (vec_unpacks_lo_v16qi): Ditto.
4002 (vec_unpacku_hi_v8hi): Ditto.
4003 (vec_unpacks_hi_v8hi): Ditto.
4004 (vec_unpacku_lo_v8hi): Ditto.
4005 (vec_unpacks_lo_v8hi): Ditto.
4006 (vec_unpacku_hi_v4si): Ditto.
4007 (vec_unpacks_hi_v4si): Ditto.
4008 (vec_unpacku_lo_v4si): Ditto.
4009 (vec_unpacks_lo_v4si): Ditto.
4010 (sse5_pmacsww): New SSE5 intrinsic insn.
4011 (sse5_pmacssww): Ditto.
4012 (sse5_pmacsdd): Ditto.
4013 (sse5_pmacssdd): Ditto.
4014 (sse5_pmacssdql): Ditto.
4015 (sse5_pmacssdqh): Ditto.
4016 (sse5_pmacsdqh): Ditto.
4017 (sse5_pmacsswd): Ditto.
4018 (sse5_pmacswd): Ditto.
4019 (sse5_pmadcsswd): Ditto.
4020 (sse5_pmadcswd): Ditto.
4021 (sse5_pcmov_<move>): Conditional move support on SSE5.
4022 (sse5_phaddbw): New SSE5 intrinsic insn.
4023 (sse5_phaddbd): Ditto.
4024 (sse5_phaddbq): Ditto.
4025 (sse5_phaddwd): Ditto.
4026 (sse5_phaddwq): Ditto.
4027 (sse5_phadddq): Ditto.
4028 (sse5_phaddubw): Ditto.
4029 (sse5_phaddubd): Ditto.
4030 (sse5_phaddubq): Ditto.
4031 (sse5_phadduwd): Ditto.
4032 (sse5_phadduwq): Ditto.
4033 (sse5_phaddudq): Ditto.
4034 (sse5_phsubbw): Ditto.
4035 (sse5_phsubwd): Ditto.
4036 (sse5_phsubdq): Ditto.
4037 (sse5_pperm): Ditto.
4038 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
4039 (sse5_pperm_zero_v16qi_v8hi): Ditto.
4040 (sse5_pperm_sign_v8hi_v4si): Ditto.
4041 (sse5_pperm_zero_v8hi_v4si): Ditto.
4042 (sse5_pperm_sign_v4si_v2di): Ditto.
4043 (sse5_pperm_sign_v4si_v2di): Ditto.
4044 (sse5_pperm_pack_v2di_v4si): Ditto.
4045 (sse5_pperm_pack_v4si_v8hi): Ditto.
4046 (sse5_pperm_pack_v8hi_v16qi): Ditto.
4047 (sse5_perm<mode>): New SSE5 intrinsic insn.
4048 (rotl<mode>3): Ditto.
4049 (sse5_rotl<mode>3): Ditto.
4050 (sse5_ashl<mode>3): Ditto.
4051 (sse5_lshl<mode>3): Ditto.
4052 (sse5_frcz<mode>2): Ditto.
4053 (sse5s_frcz<mode>2): Ditto.
4054 (sse5_cvtph2ps): Ditto.
4055 (sse5_cvtps2ph): Ditto.
4056 (sse5_vmmaskcmp<mode>3): Ditto.
4057 (sse5_com_tf<mode>3): Ditto.
4058 (sse5_maskcmp<mode>3): Ditto.
4059 (sse5_maskcmp_uns<mode>3): Ditto.
4060 (sse5_maskcmp_uns2<mode>3): Ditto.
4061 (sse5_pcom_tf<mode>3): Ditto.
4063 * config/i386/predicates.md (const_0_to_31_operand): New predicate
4065 (sse5_comparison_float_operator): New predicate to match the
4066 comparison operators supported by the SSE5 com instruction.
4067 (ix86_comparison_int_operator): New predicate to match just the
4068 signed int comparisons.
4069 (ix86_comparison_uns_operator): New predicate to match just the
4070 unsigned int comparisons.
4072 * doc/invoke.texi (-msse5): Add documentation.
4073 (-mfused-madd): Ditto.
4075 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
4077 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
4079 (x86_64-*-*): Ditto.
4081 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
4083 * config/i386/bmmintrin.h: New file, provide common x86 compiler
4084 intrinisics for SSE5.
4086 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
4089 * config/i386/mmintrin-common.h: New file, to contain common
4090 instructions between SSE4.1 and SSE5.
4092 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
4093 FOREACH_FUNCTION_ARGS to iterate over the argument list.
4094 (gen_regparm_prefix): Ditto.
4096 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
4097 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
4098 prototype_p to determine if a function is prototyped.
4100 2007-09-12 Janis Johnson <janis187@us.ibm.com>
4102 * config/dfp-bit.c (dfp_conversion_exception): New function.
4103 (DFP_TO_DFP) Add new variants to use direct conversions in decNumber.
4104 (DFP_TO_INT): Ditto.
4105 (INT_TO_DFP): Ditto.
4106 * config/dfp-bit.h (DEC_FLOAT_FROM_INT, DEC_FLOAT_TO_INT): New.
4108 2007-09-12 Jakub Jelinek <jakub@redhat.com>
4111 * config/ia64/ia64.c (ia64_expand_epilogue): Emit blockage
4112 before sp restoration even when total_size is 0, but
4113 frame_pointer_needed.
4115 2007-09-12 Bob Wilson <bob.wilson@acm.org>
4117 * config/xtensa/xtensa.c (machine_function): Add vararg_a7_copy.
4118 (xtensa_copy_incoming_a7): Use start_sequence instead of
4119 push_to_sequence. Stash insns in vararg_a7_copy for builtin_saveregs.
4120 (xtensa_builtin_saveregs): Place code from vararg_a7_copy at the start
4121 of the saveregs sequence.
4123 2007-09-12 Richard Sandiford <richard@codesourcery.com>
4125 * c-tree.h (grokfield): Add a "tree *" argument.
4126 * c-decl.c (grokdeclarator): Take a pointer to the decl's attributes.
4127 Chain nested decl attributes to it. Don't call decl_attributes here.
4128 (groktypename): Pass grokdeclarator a pointer to the attribute list.
4129 (start_decl, grokparm, push_parm_decl, start_function): Likewise.
4130 (grokfield): Take a pointer to the decl's attributes and pass
4131 it to grokdeclarator.
4132 * c-parser.c (c_parser_struct_declaration): Update the calls to
4133 grokfield. Call decl_attributes for anonymous struct and union
4136 2007-09-12 Jan Hubicka <jh@suse.cz>
4138 * c-objc-common.h (LANG_HOOKS_CALLGRAPH_EXPAND_FUNCTION): Kill.
4140 2007-09-12 Ira Rosen <irar@il.ibm.com>
4142 PR tree-optimization/32377
4143 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Distinguish
4144 between positive and negative dependence distance using DDR_REVERSED_P.
4146 2007-09-12 Dorit Nuzman <dorit@il.ibm.com>
4148 PR tree-optimization/33373
4149 * tree-vect-analyze (vect_determine_vectorization_factor): Call
4150 TREE_INT_CST_LOW when comparing TYPE_SIZE_UNIT.
4152 2007-09-12 Jan Hubicka <jh@suse.cz>
4155 * i386.md (floatsisf2_mixed_memory, floatsisf2_sse_memory): Disable
4158 2007-09-12 Christian Bruel <christian.bruel@st.com>
4160 * sh.h (SH_DBX_REGISTER_NUMBER): Added fpscr, fixed sr/gbr regs.
4161 * linux-unwind.h (SH_DWARF_FRAME_GBR): fixed.
4163 2007-09-12 Ira Rosen <irar@il.ibm.com>
4165 * tree-vect-transform.c (vect_get_slp_defs): Don't build a vector
4166 for oprnd1 if not required.
4167 (vectorizable_operation): Use scalar operand in SLP in case of
4168 shift with scalar argument.
4170 2007-09-12 Ira Rosen <irar@il.ibm.com>
4172 * params.def (PARAM_MIN_VECT_LOOP_BOUND): Change default and minimum
4175 2007-09-11 James E. Wilson <wilson@specifix.com>
4177 * defaults.h (DWARF2_UNWIND_INFO): Don't define if
4178 TARGET_UNWIND_INFO is defined.
4179 * config/ia64/ia64.h (INCOMING_RETURN_ADDR_RTX): Delete undef
4182 2007-09-12 Kaz Kojima <kkojima@gcc.gnu.org>
4184 * config/sh/sh.c (calc_live_regs): Use
4185 current_function_saves_all_registers instead of
4186 current_function_has_nonlocal_label.
4187 (sh_allocate_initial_value): Likewise.
4188 (sh_get_pr_initial_val): Likewise.
4189 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Likewise.
4190 * config/sh/sh.md (load_ra): Likewise.
4192 2007-09-12 Hans-Peter Nilsson <hp@axis.com>
4194 * config/cris/t-linux (LIMITS_H_TEST): Only define if not inhibit_libc.
4197 * config/cris/cris.c (cris_expand_pic_call_address): Fix typo in
4198 GET_CODE (x) == CONST_INT to CONST_INT_P (x) transformation.
4200 2007-09-12 Sa Liu <saliu@de.ibm.com>
4202 * config/spu/spu.c (spu_emit_branch_or_set): Handle NaN values as
4203 operands to DFmode GE or LE compares.
4205 2007-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
4207 * config/bfin/bfin.h (enum reg_class, REG_CLASS_CONTENTS,
4208 REG_CLASS_NAMES): Add P0REGS.
4209 (REGNO_REG_CLASS): Return it where appropriate.
4210 (REG_CLASS_FROM_CONSTRAINT): Add 'qA'.
4211 (CLASS_LIKELY_SPILLED_P): P0REGS is likely_spilled.
4212 * doc/md.texi (Blackfin family): Document 'q' constraints.
4214 2007-09-11 Steve Kenton <skenton@ou.edu>
4216 * pa/linux-unwind.h: Guard with inhibit_libc.
4217 * pa/hpux-unwind.h: Likewise.
4219 2007-09-11 David Daney <ddaney@avtrex.com>
4221 * doc/invoke.texi: Document new MIPS -mllsc and -mno-llsc options.
4222 * doc/install.texi: Document new --with-llsc and --without-llsc
4224 * config.gcc: Handle --with-llsc and --without-llsc configure options.
4225 * config/mips/mips.md (sync, memory_barrier): Wrap sync instrunction
4226 in %| and %- operand codes. Depend on GENERATE_SYNC instead of
4228 (sync_compare_and_swap<mode>, sync_add<mode>, sync_sub<mode>,
4229 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
4230 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
4231 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
4232 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Depend on
4233 GENERATE_LL_SC instead of ISA_HAS_LL_SC.
4234 * config/mips/mips.opt (mllsc): New option.
4235 * config/mips/mips.c (mips_llsc): Define variable.
4236 (mips_handle_option): Handle mllsc option.
4237 (override_options): Set mips_print_operand_punct for '|' and '-'.
4238 (print_operand): Add new %| and %- operand codes.
4239 * config/mips/mips.h (mips_llsc_setting): New enum type.
4240 (mips_llsc): Declare.
4241 (OPTION_DEFAULT_SPECS): Add llsc handling.
4242 (GENERATE_SYNC): New macro.
4243 (GENERATE_LL_SC): New macro.
4244 (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP, MIPS_SYNC_OLD_OP,
4245 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
4246 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): Wrap instructions
4247 in %| and %- operand codes.
4249 2007-09-11 Eric Botcazou <ebotcazou@adacore.com>
4251 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Deal with
4252 TYPE_NONALIASED_COMPONENT like with DECL_NONADDRESSABLE_P.
4254 2007-09-11 Jason Merrill <jason@redhat.com>
4257 * stor-layout.c (layout_decl): Do pack variable size fields.
4259 2007-09-11 Maxim Kuvyrkov <maxim@codesourcery.com>
4261 * config/m68k/predicates.md (movsi_const0_operand,
4262 non_symbolic_call_operand): New predicates.
4264 * config/m68k/constraints.md (Cs, Ci, C0, Cj, CQ, CW, CZ, CS, Ap, Ac):
4266 * doc/md.texi (Constraints for Particular Machines: Motorola 680x0):
4267 Document constraints N, O, P, R, S, T, Q, U, W, Cs, Ci, C0, Cj, CQ,
4268 CW, CZ, CS, Ap and Ac.
4270 * config/m68k/m68k.md (UNSPEC_IB): New constant.
4271 (constraints.md): New include.
4272 (cpu, type, type1, opx, opy, opx_type, opy_type, size, opx_access,
4273 opx_mem, opy_mem, op_mem, guess, split): New attributes.
4274 (movdf_internal): Name pattern. Fix to use alternatives. Add split.
4276 (pushdi): Add split.
4277 (tstsi_internal): Name pattern. Fix to use alternatives. Specify
4278 attributes. Split tstsi_internal_68020_cf from it.
4279 (tstsi_internal_68020_cf): New pattern.
4280 (tsthi_internal, tstqi_internal): Name pattern. Specify attributes.
4281 (tst<mode>_cf): Specify attributea.
4282 (cmpsi_cf): Name pattern. Specify attributes.
4283 (cmp<mode>_68881, cmp<mode>_cf): Specify type attribute.
4284 (pushexthisi_const): Fix to use alternatives. Specify
4286 (movsi_const0): Split movsi_const0_68000_10 and movsi_const0_68040_60
4287 from it. Fix to use alternatives. Specify attributes.
4288 (movsi_const0_68040_10, movsi_const0_68040_60): New patterns.
4289 (movsi_cf, movstrictqi_cf): Fix to use alternatives. Specify
4291 (movsf_cf_soft): Specify attributes.
4292 (movdf_cf_soft): Add split.
4293 (pushasi, zero_extendhisi2_cf, zero_extendqisi2_cfv4,
4294 cfv4_extendhisi2, 68k_extendhisi2, extendqihi2, cfv4_extendqisi2,
4295 68k_extendqisi2, truncdfsf2_cf): Specify attributes.
4296 (truncdfsf2_68881): Name pattern. Specify attributes.
4297 (floatsi<mode>2_cf, floathi<mode>2_68881, floathi<mode>2_cf,
4298 floatqi<mode>2_68881, floatqi<mode>2_cf, ftrunc<mode>2_cf,
4299 fix<mode>qi2_cf, fix<mode>hi2_cf, fix<mode>si2_cf, adddi_dishl32):
4301 (addsi3_5200): Fix to use alternatives. Specify attributes.
4303 (add<mode>3_cf, subdi_dishl32): Specify attributes.
4304 (subsi3): Add alternative for subq.l. Specify attributes.
4305 (sub<mode>3_cf, mulhi3, mulhisi3): Specify attributes.
4306 (mulhisisi3_s, mulsi3_68020, mulsi3_cf): Name pattern. Specify
4308 (umulhisi3): Specify attributes.
4309 (mulhisisi3_z): Name pattern. Specify attributes.
4310 (fmul<mode>3_cf, div<mode>3_cf, negsi2_internal, negsi2_5200,
4311 sqrt<mode>2_68881, clzsi2, one_cmplsi2_5200, subreghi1ashrdi_const32,
4312 subregsi1ashrdi_const32, ashrsi3, subreg1lshrdi_const32, lshrsi3,
4313 bsetmemqi): Specify attributes.
4314 (bsetmemqi_ext): Name pattern. Specify attributes.
4315 (bclrmemqi): Specify attributes.
4316 (bclrmemqi_ext, scc, sls): Name pattern. Specify attributes.
4317 (beq, bne, bgt, bgtu, blt, bltu, bge, bgeu, ble, bleu): Specify
4319 (beq2, bne2, bgt2, bgtu2, blt2, bltu2, bge2, bgeu2, ble2, bleu2): Name
4320 pattern. Specify attributes.
4321 (jump): Specify attributes.
4322 (tablejump_internal): Name pattern. Specify attributes.
4323 (call_value): Split into non_symbolic_call_value,
4324 symbolic_call_value_jsr, symbolic_call_value_bsr. Fix to use
4325 alternatives. Specify attributes.
4326 (non_symbolic_call_value, symbolic_call_value_jsr,
4327 symbolic_call_value_bsr): New patterns.
4328 (nop, return, unlink, indirect_jump): Specify attributes.
4329 (trap): Fix condition. Specify attributes.
4332 * config/m68k/m68k.c (m68k_symbolic_call_var): New variable.
4333 (override_options): Initialize it. Initialize m68k_sched_cpu.
4334 (CONST_METHOD): Rename to M68K_CONST_METHOD, move to m68k.h.
4335 (const_method): Make global, rename to m68k_const_method.
4336 (const_int_cost, output_move_const_into_data_reg): Update.
4337 (output_move_double): Parametrize to emit rtl code, rename to
4339 (output_reg_adjust, emit_reg_adjust, output_compadr, output_movsi,
4340 emit_movsi): New static functions.
4341 (output_move_double): New function with semantics of old
4343 (m68k_emit_move_double): New function.
4344 (m68k_sched_cpu): New variable.
4345 (attr_op_type): New enum.
4346 (sched_guess_p): New variable.
4347 (sched_address_type, sched_operand_type, sched_attr_op_type):
4348 New static functions.
4349 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type,
4350 m68k_sched_attr_size, m68k_sched_attr_op_mem): New functions.
4351 (sched_branch_type): New static variable.
4352 (m68k_sched_branch_type): New function.
4353 * config/m68k/m68k.h (M68K_SYMBOLIC_CALL): New enum.
4354 (m68k_symbolic_call_var): Declare.
4355 (M68K_CONST_METHOD): Rename from CONST_METHOD. Move here from m68k.c.
4356 (m68k_const_method, m68k_emit_move_double, m68k_sched_cpu,
4357 m68k_sched_attr_opx_type, m68k_sched_attr_opy_type,
4358 m68k_sched_attr_size, m68k_sched_attr_op_mem, m68k_sched_branch_type):
4361 2007-09-11 Jakub Jelinek <jakub@redhat.com>
4363 * builtins.def (BUILT_IN_VA_ARG_PACK_LEN): New builtin.
4364 * builtins.c (expand_builtin) <case BUILT_IN_VA_ARG_PACK_LEN>: Issue
4365 error if __builtin_va_arg_pack_len () wasn't optimized out during
4367 * tree-inline.c (copy_bb): Replace __builtin_va_arg_pack_len ()
4368 with the number of inline's anonymous arguments.
4369 * doc/extend.texi: Document __builtin_va_arg_pack_len ().
4371 2007-09-11 Zdenek Dvorak <ook@ucw.cz>
4373 * fold-const.c (extract_muldiv_1): Do not simplify
4376 2007-09-11 Jan Hubicka <jh@suse.cz>
4378 * i386.h (ix86_tune_indices): Add X86_TUNE_INTER_UNIT_CONVERSIONS.
4379 (TARGET_INTER_UNIT_CONVERSIONS): New.
4380 * i386.md (floatsi expanders): Remove redundant check for SImode
4381 source; offload to memory when asked for.
4382 (floatsisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse
4383 floatdisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse):
4385 (floatsisf2_mixed_memory, floatsisf2_sse_memory,
4386 floatsidf2_mixed_memory, floatsidf2_sse_memory
4387 floatdisf2_mixed_memory, floatsisf2_sse_memory,
4388 floatsidf2_mixed_memory, floatsidf2_sse_memory): New.
4390 2007-09-11 Jan Hubicka <jh@suse.cz>
4392 * toplev.c (process_options): all frontends now do unit-at-a-time.
4393 * cgraphunit.c: update comments.
4394 (cgraph_expand_function): call passmanager dirrectly; emit thunks.
4395 * c-decl.c (finish_function): use cgraph_add_new_function.
4396 * function.c (expand_function_end): We are always unit-at-a-time.
4398 2007-09-11 Richard Sandiford <richard@codesourcery.com>
4400 * config/mips/mips.c (mips_set_mips16_mode): Use separate anchor
4401 settings for MIPS16.
4402 (mips_use_anchors_for_symbol_p): Use default_use_anchors_for_symbol_p.
4404 2007-09-11 Richard Sandiford <richard@codesourcery.com>
4406 * config/mips/mips.c (mips_symbol_insns_1): Allow LEAs of
4407 SYMBOL_FORCE_TO_MEM constants.
4408 (mips_rtx_costs): Give a cost of 1 to force_to_mem_operands.
4409 (mips16_rewrite_pool_refs_info): New structure.
4410 (mips16_rewrite_pool_constant): New function, split out from...
4411 (mips16_rewrite_pool_refs): ...here. Take a pointer to a
4412 mips16_rewrite_pool_refs_info structure rather than a pointer
4413 to a constant pool. Force force_to_mem_operands into memory.
4414 (mips16_lay_out_constants): Update call to mips16_rewrite_pool_refs.
4415 * config/mips/predicates.md (force_to_mem_operand): New predicate.
4416 * config/mips/constraints.md (kf): New constraint.
4417 * config/mips/mips.md (*movdi_64bit_mips16): Add a d <- kf alternative.
4418 (*movsi_mips16): Likewise.
4420 2007-09-11 Richard Sandiford <richard@codesourcery.com>
4421 Nigel Stephens <nigel@mips.com>
4422 David Ung <davidu@mips.com>
4424 * config/mips/mips.h (CONSTANT_POOL_COST): Move to...
4425 * config/mips/mips.c: ...here and set to 4 for TARGET_MIPS16.
4426 (mips16_constant_cost, mips_immediate_operand_p, mips_binary_cost)
4427 (mips_fp_mult_cost, mips_fp_div_cost, mips_sign_extend_cost)
4428 (mips_zero_extend_cost): New functions.
4429 (mips_rtx_costs): Treat COMPARE constants as having zero cost.
4430 Use the new functions. Tweak many cost estimates, both here
4431 and in the new subroutines. Return false when the cost of the
4432 operands has not been calculated. Check for *clear_upper32.
4433 Check for floating-point multiply-add, reciprocal and rsqrt
4434 patterns. Handle comparison and rotation codes.
4436 2007-09-11 Danny Smith <dannysmith@users.sourceforge.net>
4438 * config/i386/cygming.h (TARGET_STRIP_NAME_ENCODING): Don't
4440 * config/i386/i386.c (get_dllimport_decl): Don't strip
4443 2007-09-10 Janis Johnson <janis187@us.ibm.com>
4446 * config/dfp-bit.c: Don't skip TFmode conversions; move strto*
4447 declarations to top.
4448 (DFP_TO_BFP): Use for either XFmode or TFmode.
4449 (BFP_TO_DFP): Use for either XFmode or TFmode; always use cast
4451 * config/dfp-bit.h: Include float.h.
4452 (LONG_DOUBLE_HAS_XF_MODE, LONG_DOUBLE_HAS_TF_MODE): Define if long
4453 double is one of these modes, rather than using LIBGCC_HAS_*F_MODE
4454 which doesn't mean the same thing.
4455 (BFP_KIND): Use 4 to mean TFmode.
4456 (BFP_FMT): Specify the number of decimal digits based on the
4457 number of mantissa digits.
4458 (BFP_VIA_TYPE): Binary float type to use as cast for sprintf.
4459 (BFP_TO_DFP, DFP_TO_BFP): Define names for TFmode variants.
4460 (STR_TO_BFP): Use strtold for XFmode or TFmode.
4461 (TFtype): Define if TFmode is supported.
4462 * doc/libgcc.texi (Decimal float library routines): Document
4463 TF conversion functions.
4465 2007-09-10 Chao-ying Fu <fu@mips.com>
4467 * config/mips/mips.c (mips_scalar_mode_supported_p): Declare.
4468 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
4469 (mips_emit_compare): Process fixed-point modes.
4470 (mips_pad_arg_upward): Support fixed-point types.
4471 (override_options): Allow fixed-point modes in accumulators.
4472 (mips_pass_by_reference): Pass DQ, UDQ, DA, and UDA modes in registers.
4473 (mips_vector_mode_supported_p): Support V2HQmode, V2UHQmode, V2HAmode,
4474 V2UHAmode, V4QQmode, and V4UQQmode when TARGET_DSP.
4475 (mips_scalar_mode_supported_p): New function to accept fixed-point
4476 modes if the width is not greater than two BITS_PER_WORD.
4477 * config/mips/mips.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
4478 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
4479 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
4480 LONG_LONG_ACCUM_TYPE_SIZE): Define.
4481 * config/mips/mips.md ("d"): Update mode attribute for fixed-point
4483 ("IMODE"): New mode attribute.
4484 (mips-fixed.md): Include.
4485 * config/mips/mips-modes.def: Create VECTOR_MODES for FRACT, UFRACT,
4487 * config/mips/mips-fixed.md: New file.
4489 2007-09-11 Ben Elliston <bje@au.ibm.com>
4491 * config/spu/spu.md: Formatting fixes.
4493 2007-09-10 Janis Johnson <janis187@us.ibm.com>
4495 * config/dfp-bit.c (dfp_unary_func): Delete.
4496 (dfp_unary_op): Delete.
4497 (dfp_binary_op): Use decFloat functions instead of decNumber
4498 functions for binary operations.
4499 (d32_binary_op): Convert 32-bit operands to 64 bits for evaluation.
4500 (dnn_binary_op): Call dfp_binary_op with decFloat rather than
4502 (dfp_compare_op): Use decFloat functions insteadof decNumber
4503 functions for comparisons.
4504 (d32_compare_op): Convert 32-bit operands to 64 bits for evaluation.
4505 (dnn_binary_op): Call dfp_compare_op with decFloat rather than
4507 (DFP_ADD, DFP_SUB, DFP_MULTIPLE, DFP_DIVIDE): Use macros for
4508 call to dxx_binary_op and decFloat function.
4509 (DFP_EQ, DFP_NE, DFP_LT, DFP_GT, DFP_LE, DFP_GE): Use macros for
4510 calls to dxx_binary_op and decFloat function.
4511 * config/dfp-bit.h: Include decFloat header files.
4512 (decFloat, DFP_BINARY_OP, DFP_COMPARE_OP, DEC_FLOAT_ADD,
4513 DEC_FLOAT_SUBTRACT, DEC_FLOAT_MULTIPLY, DEC_FLOAT_DIVIDE,
4514 DEC_FLOAT_COMPARE, DEC_FLOAT_IS_ZERO, DEC_FLOAT_IS_NAN,
4515 DEC_FLOAT_IS_SIGNED: Define for each of 3 operand widths.
4517 2007-09-10 Harsha Jagasia <harsha.jagasia@amd.com>
4518 Jan Sjodin <jan.sjodin@amd.com>
4520 * tree-vect-analyze.c (vect_analyze_operations): Change
4521 comparison of loop iterations with threshold to less than
4522 or equal to instead of less than. Reduce
4523 min_scalar_loop_bound by one.
4524 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
4525 Change prologue and epilogue iterations estimate to vf/2,
4526 when unknown at compile-time. Change versioning guard
4527 cost to taken_branch_cost. If peeling for alignment is
4528 unknown at compile-time, change peel guard costs to one
4529 taken branch and one not-taken branch per peeled loop.
4530 If peeling for alignment is known but number of scalar loop
4531 iterations is unknown at compile-time, change peel guard
4532 costs to one taken branch per peeled loop. Change the cost
4533 model equation to consider vector iterations as the loop
4534 iterations less the prologue and epilogue iterations.
4535 Change outside vector cost check to less than or equal to
4536 zero instead of equal to zero.
4537 (vect_do_peeling_for_loop_bound): Reduce
4538 min_scalar_loop_bound by one.
4539 * tree-vectorizer.h: Add TARG_COND_TAKEN_BRANCH_COST and
4540 TARG_COND_NOT_TAKEN_BRANCH_COST.
4541 * config/i386/i386.h (processor_costs): Add
4542 scalar_stmt_cost, scalar_load_cost, scalar_store_cost,
4543 vec_stmt_cost, vec_to_scalar_cost, scalar_to_vec_cost,
4544 vec_align_load_cost, vect_unalign_load_cost,
4545 vec_store_cost, cond_taken_branch_cost,
4546 cond_not_taken_branch_cost.
4547 Define macros for x86 costs.
4548 * config/i386/i386.c:
4549 (size_cost): Set scalar_stmt_cost, scalar_load_cost,
4550 scalar_store_cost, vec_stmt_cost, vec_to_scalar_cost,
4551 scalar_to_vec_cost, vec_align_load_cost,
4552 vect_unalign_load_cost, vec_store_cost,
4553 cond_taken_branch_cost, cond_not_taken_branch_cost to one.
4554 (i386_cost, i486_cost, pentium_cost, pentiumpro_cost,
4555 geode_cost, k6_cost, athlon_cost, pentium4_cost, nocona_cost,
4556 core2_cost, generic64_cost, generic32_cost): Set to default
4558 (k8_cost, amdfam10_cost): Costs for vectorization tuned.
4559 (x86_builtin_vectorization_cost): New.
4561 2007-09-10 Janis Johnson <janis187@us.ibm.com>
4562 Ben Elliston <bje@au.ibm.com>
4564 * dfp.c: Include decimal128Local.h;
4565 (dfp_byte_swap): Remove.
4566 (encode_decimal32, decode_decimal32): Don't handle endianness.
4567 (encode_decimal64, decode_decimal64): Ditto.
4568 (encode_decimal128, decode_decimal128): Ditto.
4569 * config/dfp-bit.c (host_to_ieee32, ieee_to_host_32): Ditto.
4571 (host_to_ieee_64, ieee_to_host_64): Don't handle endianness.
4573 (host_to_ieee_128, ieee_to_host_128): Don't handle endianness.
4574 * Makefile.in (DECNUM_H): Add decimal128Local.h.
4576 2007-09-10 David Daney <ddaney@avtrex.com>
4578 * config/mips/mips.md (UNSPEC_MEMORY_BARRIER): New entry in
4580 (memory_barrier): Rewrote as an insn that clobbers memory.
4582 2007-09-10 Richard Sandiford <richard@codesourcery.com>
4584 * config/mips/mips.c (mips_global_pointer): Check
4585 call_really_used_regs instead of call_used_regs.
4586 (mips_save_reg_p): Likewise. Save all call-saved registers
4587 if current_function_saves_all_registers. Fix indentation.
4588 No longer treat $18 as a special case.
4589 (compute_frame_size): Guard FPR loop with TARGET_HARD_FLOAT.
4591 2007-09-10 Richard Sandiford <richard@codesourcery.com>
4593 * config/mips/mips.h (MIPS_ARCH_FLOAT_SPEC): New macro.
4594 * config/mips/mips.c (mips_cpu_info_table): Mention it in the
4595 the introductory comment.
4596 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Delete.
4597 (override_options): Don't test for it.
4598 * config/mips/sde.h (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Delete.
4599 (DRIVER_SELF_SPECS): Add MIPS_ARCH_FLOAT_SPEC.
4600 * config/mips/vr.h: As for config/mips/sde.h.
4602 2007-09-10 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
4603 Revital Eres <eres@il.ibm.com>
4605 * target.h (struct gcc_target.sched): New field: sms_res_mii.
4606 (struct ddg): Define.
4607 * target-def.h (TARGET_SCHED_SMS_RES_MII): Define.
4608 (TARGET_SCHED): Add TARGET_SCHED_SMS_RES_MII.
4609 * config/spu/spu.c: Include ddg.h.
4610 (TARGET_SCHED_SMS_RES_MII): Define.
4611 (spu_sms_res_mii): New function to calculate mii.
4612 * modulo-sched (res_MII): Use it.
4613 * doc/tm.texi: Document TARGET_SCHED_SMS_RES_MII.
4615 2007-09-10 Andreas Krebbel <krebbel1@de.ibm.com>
4617 * config/s390/s390.c (s390_dump_pool): Create copy of constant
4618 pool entries since they might hold values that must not be shared.
4620 2007-09-10 Uros Bizjak <ubizjak@gmail.com>
4623 * gcc/config/i386/sse.md (ashr<mode>3): Change op2 mode to SImode.
4624 Use 'N' operand constraint for op2.
4625 (lshr<mode>3): Ditto.
4626 (ashl<mode>3): Ditto.
4627 (vec_shl_<mode>): Use const_0_to_255_mul_8_operand predicate for op2.
4628 (vec_shr_<mode>): Ditto.
4629 * gcc/config/i386/i386.c (ix86_expand_builtin) [IX86_BUILTIN_PSLL?128,
4630 IX86_BUILTIN_PSRA*?128, IX86_BUILTIN_PSRL?128]: Convert op1 to SImode.
4632 2007-09-10 Andreas Krebbel <krebbel1@de.ibm.com>
4634 * config/s390/s390.md ("fixuns_trunc<BFP:mode><GPR:mode>2"):
4635 Change mode macro in the last real_2expN parameter to uppercase.
4637 2007-09-10 Michael Matz <matz@suse.de>
4639 * tree-pass.h (pass_cselim): Declare new pass.
4640 * passes.c (init_optimization_passes): Link in pass_cselim.
4641 * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Renamed from
4642 tree_ssa_phiopt; add do_store_elim parameter, handle it by calling
4643 cond_store_replacement.
4644 (condstoretemp): New static variable.
4645 (cond_store_replacement): New function.
4646 (tree_ssa_phiopt, tree_ssa_cs_elim): New wrappers around
4647 tree_ssa_phiopt_worker.
4648 (struct name_to_bb): New.
4649 (get_non_trapping, name_to_bb_hash, name_to_bb_eq, add_or_mark_expr,
4650 nt_init_block, nt_fini_block): New static functions.
4651 (seen_ssa_names, nontrap_set): New static variables.
4652 (gate_cselim, pass_cselim): Define new pass.
4653 * common.opt (ftree-cselim): New flag.
4654 * toplev.c (process_options): Set flag_tree_cselim if required.
4656 2007-09-10 Hans-Peter Nilsson <hp@axis.com>
4658 * simplify-rtx.c (simplify_relational_operation_1): For recent
4659 canonicalization, don't recurse if op1 equals both PLUS arguments.
4661 2007-09-09 David Daney <ddaney@avtrex.com>
4663 * optabs.c (expand_sync_operation): Use plus insn if minus
4665 (expand_sync_fetch_operation): Ditto.
4667 2007-09-09 H.J. Lu <hongjiu.lu@intel.com>
4669 * i386.md (*floatsisf2_mixed_vector): Use cvtdq2ps instead
4671 (*floatsisf2_sse_vector): Likewise.
4673 2007-09-09 Krister Walfridsson <cato@df.lth.se>
4675 * config/netbsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
4677 2007-09-09 H.J. Lu <hongjiu.lu@intel.com>
4679 * config/i386/i386.h (ix86_tune_indices): Rename
4680 X86_USE_VECTOR_CONVERTS to X86_TUNE_USE_VECTOR_CONVERTS.
4681 (TARGET_USE_VECTOR_CONVERTS): Updated.
4682 * config/i386/i386.c: Likewise.
4684 2007-09-09 Sandra Loosemore <sandra@codesourcery.com>
4685 Nigel Stephens <nigel@mips.com>
4687 * doc/invoke.texi (Overall Options): Add .sx file extension
4688 as a synonym for .S.
4689 * cppspec.c (known_suffixes): Likewise.
4690 * gcc.c (default_compilers): Likewise.
4692 2007-09-09 Rask Ingemann Lambertsen <rask@sygehus.dk>
4695 * config/i386/i386.h (CANONICALIZE_COMPARISON): Delete.
4696 * simplify-rtx.c (simplify_relational_operation_1): Add the
4697 canonicalization from i386.h.
4698 * doc/md.texi (Canonicalization of Instructions): Document it.
4700 2007-09-09 Jan Hubicka <jh@suse.cz>
4701 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4703 * i386.h (ix86_tune_indices): Add X86_USE_VECTOR_CONVERTS.
4704 (TARGET_USE_VECTOR_CONVERTS): New.
4705 * i386.md: New post-reload splitters for converting SF to DF and DF to
4707 (floatsi* expander): Special case vector conversions.
4708 (floatsisf2_mixed_vector, floatsisf2_sse_vector_nointernunit,
4709 floatsisf2_sse_vector_internunit, floatsisf2_sse_vector,
4710 floatsidf2_mixed_vector, floatsidf2_sse_vector): New.
4711 (floatsisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse):
4712 Disable when doing vector converts.
4713 (floatsi<mode>2_i387): Disable when
4714 * sse.md (vec_dupv2df): Export.
4715 * i386.c (ix86_tune_features): Enable SSE conversions.
4717 2007-09-09 Richard Guenther <rguenther@suse.de>
4719 * tree-ssa-operands.c (add_virtual_operand): Only mark
4720 stores as has_volatile_ops if alias information is not available.
4722 2007-09-09 Revital Eres <eres@il.ibm.com>
4724 * doc/contrib.texi: Add myself.
4726 2007-09-09 Ira Rosen <irar@il.ibm.com>
4728 * tree-vectorizer.h (stmt_vinfo_set_inside_of_loop_cost,
4729 stmt_vinfo_set_outside_of_loop_cost): New functions.
4730 * tree-vect-transform.c (vect_get_cost_fields): Remove.
4731 (vect_model_simple_cost): Call
4732 stmt_vinfo_set_inside/outside_of_loop_cost to set the relevant cost
4733 field instead of calling vect_get_cost_fields.
4734 (vect_model_store_cost, vect_model_load_cost): Likewise.
4736 2007-09-09 Revital Eres <eres@il.ibm.com>
4738 * config/rs6000/rs6000.c (paired_init_builtins): Add const
4739 declaration to bdesc_paired_preds variable.
4740 (paired_expand_builtin): Likewise.
4742 2007-09-09 Revital Eres <eres@il.ibm.com>
4744 * dbgcnt.def (sms_sched_loop): New counter.
4745 * modulo-sched.c: Use sms_sched_loop instead of
4746 MAX_SMS_LOOP_NUMBER to determine the maximum number of loops to
4747 perform swing modulo scheduling on. Include dbgcnt.h.
4748 * Makefile.in: Add DBGCNT_H to modulo-sched.o.
4749 * params.def: Remove PARAM_MAX_SMS_LOOP_NUMBER.
4751 2007-09-09 Uros Bizjak <ubizjak@gmail.com>
4753 * config/i386/i386.md (X87MODEF12, SSEMODEF): Remove mode iterators.
4754 Substitute all uses with ...
4755 (MODEF): New mode iterator.
4757 (fix_trunc<mode>_fisttp_i387_1): Remove operand constraints
4758 from pre-regalloc define_insn_and_split splitter pattern.
4759 (*fix_trunc<mode>_i387_1): Ditto.
4760 (*fistdi2_1): Ditto.
4761 (*fist<mode>2_1): Ditto.
4762 (frndintxf2_floor): Ditto.
4763 (*fist<mode>2_floor_1): Ditto.
4764 (frndintxf2_ceil): Ditto.
4765 (*fist<mode>2_ceil_1): Ditto.
4766 (frndintxf2_trunc): Ditto.
4767 (frndintxf2_mask_pm): Ditto.
4769 (prologue): Use (const_int 0) as never generated filler insn.
4771 (sibcall_epilogue): Ditto.
4772 (eh_return_si): Ditto.
4773 (eh_return_di): Ditto.
4775 (add<mode>3): Rename from adddf3 and addsf3. Macroize expander
4776 using MODEF mode iterator.
4777 (sub<mode>3): Rename from subdf3 and subsf3. Macroize expander
4778 using MODEF mode iterator.
4779 (mul<mode>3): Rename from muldf3 and mulsf3. Macroize expander
4780 using MODEF mode iterator.
4781 (nearbyint<mode>2): Rename from nearbyintdf2 and nearbyintsf2.
4782 Macroize expander using MODEF mode iterator.
4784 (zero_extendsidi2): Remove operand constraints from expander.
4785 (smuldi3_highpart): Ditto.
4786 (indirect_jump): Ditto.
4789 * config/i386/sse.md (storentv4sf): Ditto.
4790 (storentv2df): Ditto.
4791 (storentv2di): Ditto.
4793 (sse2_cvtpd2ps): Ditto.
4794 (vec_interleave_highv16qi): Ditto.
4795 (vec_interleave_lowv16qi): Ditto.
4796 (vec_interleave_highv8hi): Ditto.
4797 (vec_interleave_lowv8hi): Ditto.
4798 (vec_interleave_highv4si): Ditto.
4799 (vec_interleave_lowv4si): Ditto.
4800 (vec_interleave_highv2di): Ditto.
4801 (vec_interleave_lowv2di): Ditto.
4802 (sse2_maskmovdqu): Ditto.
4803 * config/i386/mmx.md (mmx_maskmovq): Ditto.
4805 2007-09-09 Ira Rosen <irar@il.ibm.com>
4807 * tree-vectorizer.h (enum vect_def_type): Start enumeration from 1.
4808 (struct _slp_tree, struct _slp_instance): Define new data structures
4809 along macros for their access.
4810 (struct _loop_vec_info): Define new fields: strided_stores,
4811 slp_instances, and slp_unrolling_factor along macros for their access.
4812 (enum slp_vect_type): New.
4813 (struct _stmt_vec_info): Define new field, slp_type, and macros for
4815 (STMT_VINFO_STRIDED_ACCESS): New macro.
4816 (vect_free_slp_tree): Declare.
4817 (vectorizable_load): Add an argument of type slp_tree.
4818 (vectorizable_store, vectorizable_operation, vectorizable_conversion,
4819 vectorizable_assignment): Likewise.
4820 (vect_model_simple_cost, vect_model_store_cost, vect_model_load_cost):
4821 Declare (make extern).
4822 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
4823 (new_loop_vec_info): Likewise.
4824 (destroy_loop_vec_info): Free memory allocated for SLP structures.
4825 * tree-vect-analyze.c: Include recog.h.
4826 (vect_update_slp_costs_according_to_vf): New.
4827 (vect_analyze_operations): Add argument for calls to vectorizable_ ()
4828 functions. For not pure SLP stmts with strided access check that the
4829 group size is power of 2. Update the vectorization factor according to
4830 SLP. Call vect_update_slp_costs_according_to_vf.
4831 (vect_analyze_group_access): New.
4832 (vect_analyze_data_ref_access): Call vect_analyze_group_access.
4833 (vect_free_slp_tree): New functions.
4834 (vect_get_and_check_slp_defs, vect_build_slp_tree, vect_print_slp_tree,
4835 vect_mark_slp_stmts, vect_analyze_slp_instance, vect_analyze_slp,
4836 vect_make_slp_decision, vect_detect_hybrid_slp_stmts,
4837 vect_detect_hybrid_slp): Likewise.
4838 (vect_analyze_loop): Call vect_analyze_slp, vect_make_slp_decision
4839 and vect_detect_hybrid_slp.
4840 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Take
4841 SLP costs into account.
4842 (vect_get_cost_fields): New function.
4843 (vect_model_simple_cost): Make extern, add SLP parameter and handle
4845 (vect_model_store_cost, vect_model_load_cost): Likewise.
4846 (vect_get_constant_vectors): New function.
4847 (vect_get_slp_vect_defs, vect_get_slp_defs,
4848 vect_get_vec_defs_for_stmt_copy, vect_get_vec_defs_for_stmt_copy,
4849 vect_get_vec_defs): Likewise.
4850 (vectorizable_reduction): Don't handle SLP for now.
4851 (vectorizable_call): Don't handle SLP for now. Add argument to
4852 vect_model_simple_cost.
4853 (vectorizable_conversion): Handle SLP (call vect_get_vec_defs to
4854 get SLPed and vectorized defs). Fix indentation and spacing.
4855 (vectorizable_assignment): Handle SLP.
4856 (vectorizable_induction): Don't handle SLP for now.
4857 (vectorizable_operation): Likewise.
4858 (vectorizable_type_demotion): Add argument to
4859 vect_model_simple_cost.
4860 (vectorizable_type_promotion): Likewise.
4861 (vectorizable_store, vectorizable_load): Handle SLP.
4862 (vectorizable_condition): Don't handle SLP for now.
4863 (vect_transform_stmt): Add a new argument for SLP. Check that there is
4864 no SLP transformation required for unsupported cases. Add SLP
4865 argument for supported cases.
4866 (vect_remove_stores): New function.
4867 (vect_schedule_slp_instance, vect_schedule_slp): Likewise.
4868 (vect_transform_loop): Schedule SLP instances.
4869 * Makefile.in: (tree-vect-analyze.o): Depend on recog.h.
4871 2007-09-09 Andrew Haley <aph@redhat.com>
4873 * optabs.c (sign_expand_binop): Set libcall_gen = NULL in the fake
4876 2007-09-09 Hans-Peter Nilsson <hp@axis.com>
4878 Divide REG_LABEL notes into REG_LABEL_OPERAND and REG_LABEL_TARGET.
4879 * doc/rtl.texi (Insns): Specify when a label_ref makes a jump_insn.
4880 Similar for what label_refs can go in the JUMP_TARGET field. Split
4881 REG_LABEL documentation into REG_LABEL_TARGET and REG_LABEL_OPERAND.
4882 * reload.c (find_reloads): Generate REG_LABEL_OPERAND, not
4883 REG_LABEL when replacing an operand with a LABEL_REF for a
4885 (subst_reloads): When replacing a LABEL_REG with a register,
4886 instead of generating a REG_LABEL note, assert that there already
4887 is one or that the label is a known target for the insn.
4888 * rtlanal.c (computed_jump_p): Instead of looking for a REG_LABEL
4889 note, check the JUMP_LABEL field. Remove "else" after return.
4890 * reorg.c (emit_delay_sequence): Replace case for REG_LABEL with
4891 cases for REG_LABEL_OPERAND and REG_LABEL_TARGET.
4892 (fill_slots_from_thread): Handle both REG_LABEL_OPERAND and
4893 REG_LABEL_TARGET notes, including the JUMP_TARGET field on JUMP_P
4894 insns. Iterate over all notes; don't assume there's only one.
4895 * cse.c (recorded_label_ref): Adjust comment to refer to
4897 (cse_extended_basic_block): Do LABEL_REF check for all INSN_P
4898 insns, not just NONJUMP_INSN_P.
4899 (check_for_label_ref): For JUMP_P insns, check that the LABEL_REF
4900 isn't a jump target.
4901 * jump.c (rebuild_jump_labels): Adjust head comment.
4902 (init_label_info): Ditto. Remove REG_LABEL_OPERAND notes only;
4903 don't reset REG_LABEL_TARGET notes, including the JUMP_LABEL field.
4904 (mark_all_labels): For JUMP_P insns without a target, check if the
4905 the target is noted on the previous nonjump insn.
4906 (mark_jump_label_1): New function, guts from mark_jump_label.
4907 <case IF_THEN_ELSE>: Handle first operand as a non-target when
4908 marking jump target labels.
4909 <case LABEL_REF>: Adjust for whether to generate a
4910 REG_LABEL_TARGET or a REG_LABEL_OPERAND note.
4911 For 'E' format rtl, iterate in descending element order.
4912 (delete_related_insns): Handle both REG_LABEL_TARGET and
4913 REG_LABEL_OPERAND notes. For JUMP_P insns with labels with zero
4914 reference count, delete and fallthrough. Move finding-next-
4915 non-deleted insn last in the function. Look at all INSN_P insns
4916 for REG_LABEL_OPERAND notes.
4917 (redirect_jump_2): Assert that OLABEL equals the old JUMP_LABEL of
4919 * print-rtl.c (print_rtx): For JUMP_P insns and a non-NULL
4920 JUMP_LABEL, output the INSN_UID of it.
4921 * gcse.c: Adjust comments as appropriate to say REG_LABEL_OPERAND
4922 and/or REG_LABEL_TARGET.
4923 (add_label_notes): Only add REG_LABEL_OPERAND notes. Put in line
4924 with jump.c copy by only adding notes for labels actually
4925 referenced in the insn.
4926 * emit-rtl.c (try_split): Don't assume only NONJUMP_INSN_P need
4927 usage count increment; handle all INSN_P trial insns.
4928 (emit_copy_of_insn_after): Change to not copy REG_LABEL_OPERAND
4930 * rtl.h (struct rtx_def) <volatil>: Adjust to mention
4931 REG_LABEL_TARGET and REG_LABEL_OPERAND.
4932 (LABEL_REF_NONLOCAL_P): Allow REG_LABEL_TARGET and
4934 * combine.c (distribute_notes): Adjust for REG_LABEL_TARGET on
4935 JUMP_P insns and REG_LABEL_OPERAND everywhere.
4936 * sched-rgn.c (is_cfg_nonregular): Check for REG_LABEL_OPERANDS
4937 on all INSN_P insns.
4938 * reg-notes.def (LABEL_TARGET, LABEL_OPERAND): Split from LABEL.
4939 * cfgrtl.c (delete_insn): Adjust to handle REG_LABEL_TARGET and
4940 REG_LABEL_OPERAND notes.
4941 * reload1.c (calculate_needs_all_insns): Adjust comments.
4942 (set_label_offsets): Adjust to look for REG_LABEL_OPERAND notes.
4943 * config/alpha/alpha.md (split for load of an address into a
4944 four-insn sequence on Unicos/Mk): Adjust to use
4946 * config/sh/sh.md (sh_reorg, final_prescan_insn): Ditto.
4948 2007-09-09 Laurynas Biveinis <laurynas.biveinis@gmail.com>
4951 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
4952 * regrename.c (copyprop_hardreg_forward_1): New variable next. Use
4953 FOR_BB_INSNS_SAFE instead of for loop.
4954 * cse.c (cse_extended_basic_block): Likewise.
4955 * postreload.c (reload_cse_regs_1): New variable next. Make sure
4956 that the for loop does not invoke NEXT_INSN on a deleted insn.
4957 * function.c (instantiate_virtual_regs): Likewise.
4958 * lower-subreg.c (remove_retval_note): Likewise.
4959 (decompose_multiword_subregs): Use FOR_BB_INSNS_SAFE instead of
4961 * emit-rtl.c (remove_insn): Set NEXT_INSN and PREV_INSN to NULL on
4963 * cfgrtl.c (delete_insn): Set JUMP_LABEL to NULL on a deleted
4964 insn, if it's a jump.
4965 (try_redirect_by_replacing_jump): New variable jump_p. Call
4966 tablejump_p before delete_insn_chain.
4967 * reload1.c (reload): New variable next. Make sure that the for
4968 loop does not invoke NEXT_INSN on a deleted insn.
4969 (fixup_eh_region_note): Make the loop terminate if i becomes NULL.
4970 (delete_output_reload): New variable prev. Make sure the the for
4971 loops do not invoke PREV_INSN on a deleted insn.
4973 2007-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4975 * pa/constraints.md: Remove 'X' from unused letters comment.
4977 2007-09-08 Richard Guenther <rguenther@suse.de>
4979 * tree-tailcall.c (find_tail_calls): If we don't have aliases
4980 computed check stmt_ann->references_memory instead of counting
4983 2007-09-08 Segher Boessenkool <segher@kernel.crashing.org>
4985 * cse.c (fold_rtx): Use validate_unshare_change() instead of
4986 validate_change() in one more case.
4988 2007-09-08 Zdenek Dvorak <ook@ucw.cz>
4990 PR tree-optimization/32283
4991 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Use
4992 estimated_loop_iterations.
4993 (determine_use_iv_cost_condition): Decrease cost of expressions
4994 used in iv elimination.
4996 2007-09-08 Richard Guenther <rguenther@suse.de>
4998 * tree-cfg.c (verify_gimple_expr): Avoid building new
4999 pointer types, use TYPE_POINTER_TO if available instead.
5001 2007-09-08 Uros Bizjak <ubizjak@gmail.com>
5004 PR rtl-optimization/26449
5005 * config/i386/sse.md (mulv4si3): Do not expand sse2 sequence.
5006 (*sse2_mulv4si3): New define_insn_and_split pattern. Split insn in
5008 (mulv16qi3): Implement as define_insn_and_split pattern instead of
5009 define_expand. Split insn in split1 pass.
5012 2007-09-08 Dorit Nuzman <dorit@il.ibm.com>
5014 PR tree-optimization/33301
5015 * tree-vect-analyze (analyze_operations): Look at the type of the rhs
5018 2007-09-07 Zdenek Dvorak <ook@ucw.cz>
5020 PR tree-optimization/32183
5021 * Makefile.in (tree-ssa-reassoc.o): Also depend on $(CFGLOOP_H).
5023 * tree-ssa-reassoc.c: Include cfgloop.h.
5024 (is_reassociable_op): Add a loop argument and return true only
5026 (linearize_expr): Updated.
5027 (should_break_up_subtract): Likewise.
5028 (linearize_expr_tree): Likewise.
5029 (init_reassoc): Call loop_optimizer_init with
5030 AVOID_CFG_MODIFICATIONS. Remove calculate_dominance_info call
5031 with CDI_DOMINATORS.
5032 (fini_reassoc): Call loop_optimizer_finalize.
5034 2007-09-07 Sterling Augustine <sterling@tensilica.com>
5036 * config/xtensa/lib2funcs.S (__xtensa_sync_caches): Use an ISYNC even
5037 if there is no i-cache.
5039 2007-09-07 Richard Guenther <rguenther@suse.de>
5042 2007-09-06 Richard Guenther <rguenther@suse.de>
5044 PR tree-optimization/32586
5045 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
5046 folding if nothing changed.
5047 (simplify_unary_expression): New function. Do tree combining
5048 on conversion like codes.
5049 (try_to_simplify): Call it.
5051 2007-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5054 * gthr-posix.h (__gthread_active_p): Add implementation for hppa-hpux.
5055 (__gthread_active,__gthread_start, __gthread_active_init): New.
5056 * gthr-posix95.h: Likewise.
5058 2007-09-07 Roman Zippel <zippel@linux-m68k.org>
5060 * function.h (struct function): Rename calls_unwind_init
5061 to saves_all_registers.
5062 (current_function_saves_all_registers): Renamed from
5063 current_function_calls_unwind_init.
5064 * reload1.c (reload): Set current_function_saves_all_registers.
5065 * except.c (expand_builtin_unwind_init): Likewise.
5066 * config/m68k/m68k.c (m68k_save_reg): Use
5067 current_function_saves_all_registers to save pic register.
5069 2007-09-07 Janis Johnson <janis187@us.ibm.com>
5071 config/m68k/m68k.c (floating_exact_log2): Update call to real_2expN.
5072 config/s390/s390.md (fixuns_trunc<BFP:mode><GPR:mode>2): Ditto.
5074 Reapply reverted changes:
5076 2007-09-06 Jan Hubicka <jh@suse.cz>
5078 * config/i386.c (ix86_expand_lround, ix86_expand_round): Update call
5081 2007-09-06 Richard Sandiford <richard@codesourcery.com>
5083 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
5084 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
5086 2007-09-05 Janis Johnson <janis187@us.ibm.com>
5088 * optabs.c (expand_float): Convert unsigned integer as signed only
5089 if it provides sufficient accuracy; add mode argument to real_2expN.
5090 (expand_fix): Fix comment typos; extend binary float into mode
5091 wider than destination for converion to unsigned integer; add mode
5092 argument to real_2expN.
5093 * real.c (real_2expN): Add mode argument to special-case decimal
5095 * real.h (real_2expN): Ditto.
5096 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
5098 (fixed_from_string): Ditto.
5099 (fixed_to_decimal): Ditto.
5100 (fixed_convert_from_real): Ditto.
5101 (real_convert_from_fixed): Ditto.
5102 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
5103 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
5104 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
5105 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
5107 2007-09-07 Diego Novillo <dnovillo@google.com>
5109 * tree-flow.h (const_block_stmt_iterator): Remove.
5110 Update all users to use block_stmt_iterator.
5111 * tree-iterator.h (const_tree_stmt_iterator): Remove.
5112 Update all users to use tree_stmt_iterator.
5114 2007-09-07 Sandra Loosemore <sandra@codesourcery.com>
5116 * config/mips/mips.c (mips_set_current_function): Temporarily
5117 make this a no-op to fix bootstrap errors, pending rewrite.
5119 2007-09-07 Jan Hubicka <jh@suse.cz>
5121 * reorg.c (dbr_schedule): Move code removing placeholder USEs later
5124 2007-09-07 Dorit Nuzman <dorit@il.ibm.com>
5126 PR tree-optimization/33299
5127 * tree-vect-transform.c (vect_create_epilog_for_reduction): Update
5128 uses for all relevant loop-exit phis, not just the first.
5130 2007-09-07 Richard Guenther <rguenther@suse.de>
5133 * tree-ssa-operands.c (access_can_touch_variable): An access
5134 of the form (*p)[0] can touch a variable of same size.
5136 2007-09-07 Jan Hubicka <jh@suse.cz>
5138 * passes.c (init_optimization_passes): Add simple dce and addressable
5140 * tree-ssa.c (execute_update_addresses_taken): New function.
5141 (pass_update_address_taken): New.
5142 * tree-ssa-dse.c (execute_simple_dse): New function.
5143 (pass_simple_dse): New.
5144 * tree-pass.h (pass_simple_dse, pass_update_address_taken): Declare.
5146 2007-09-07 Tobias Burnus <burnus@net-b.de>
5149 * doc/invoke.texi: Fix -Wstrict-overflow= table.
5151 2007-09-07 Richard Guenther <rguenther@suse.de>
5154 2007-09-06 Richard Guenther <rguenther@suse.de>
5156 PR tree-optimization/32586
5157 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
5158 folding if nothing changed.
5159 (simplify_unary_expression): New function. Do tree combining
5160 on conversion like codes.
5161 (try_to_simplify): Call it.
5163 2007-09-07 Richard Guenther <rguenther@suse.de>
5164 Uros Bizjak <ubizjak@gmail.com>
5166 PR tree-optimization/32821
5167 * tree_if_conv.c (combine_blocks): Use alloc_stmt_list instead of
5168 NULL in the call to set_bb_stmt_list.
5170 2007-09-07 Richard Sandiford <richard@codesourcery.com>
5172 * config/mips/mips.c (build_mips16_call_stub): Emit all direct
5173 float calls here, rather than leaving some to the caller.
5174 Use call_internal_direct and call_value_internal_direct.
5175 * config/mips/mips.md (call_internal_direct): New pattern.
5176 (call_value_internal_direct): Likewise.
5178 2007-09-07 Richard Sandiford <richard@codesourcery.com>
5180 * config/mips/mips.c (mips_base_move_loop_invariants): New variable.
5181 (mips_set_mips16_mode): Restore flag_move_loop_invariants, then set
5183 (override_options): Set mips_base_move_loop_invariants.
5185 2007-09-07 Richard Sandiford <richard@codesourcery.com>
5187 * config/mips/mips.opt (mcode-readable=): Move to keep list
5190 2007-09-07 Richard Sandiford <richard@codesourcery.com>
5192 * doc/invoke.texi: Document the MIPS -mlocal-sdata, -mextern-sdata
5193 and -mgpopt options. Adjust the -G documentation to match.
5194 * config/mips/mips.opt (mextern-data, mgpopt, mlocal-data): New.
5195 * config/mips/mips.c (mips_rtx_constant_in_small_data_p): New
5196 function, split out from mips_classify_symbol. Return false for
5197 !TARGET_LOCAL_SDATA.
5198 (mips_classify_symbol): Call mips_rtx_constant_in_small_data_p.
5199 Only use GP-relative accesses for non-pool symbols if TARGET_GPOPT.
5200 (override_options): Check whether the -mgpopt setting is consistent
5201 with the other flags.
5202 (symbolic_expression_p): Delete.
5203 (mips_select_rtx_section): Use mips_rtx_constant_in_small_data_p
5204 and default_elf_select_rtx_section.
5205 (mips_in_small_data_p): Honor section attributes for MIPS16 too.
5206 Return false for local data unless TARGET_LOCAL_SDATA. Likewise
5207 external data and TARGET_EXTERN_SDATA.
5209 2007-09-07 Tobias Burnus <burnus@net-b.de>
5212 * doc/cpp.texi (Common Predefined Macros): Add __GFORTRAN__.
5214 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
5216 * regrename.c (copyprop_hardreg_forward_1): New variable next. Use
5217 FOR_BB_INSNS_SAFE instead of for loop.
5218 * cse.c (cse_extended_basic_block): Likewise.
5219 * postreload.c (reload_cse_regs_1): New variable next. Make sure
5220 that the for loop does not invoke NEXT_INSN on a deleted insn.
5221 * function.c (instantiate_virtual_regs): Likewise.
5222 * lower-subreg.c (remove_retval_note): Likewise.
5223 (decompose_multiword_subregs): Use FOR_BB_INSNS_SAFE instead of
5225 * emit-rtl.c (remove_insn): Set NEXT_INSN and PREV_INSN to NULL on
5227 * cfgrtl.c (delete_insn): Set JUMP_LABEL to NULL on a deleted
5228 insn, if it's a jump.
5229 (try_redirect_by_replacing_jump): New variable jump_p. Call
5230 tablejump_p before delete_insn_chain.
5231 * reload1.c (reload): New variable next. Make sure that the for
5232 loop does not invoke NEXT_INSN on a deleted insn.
5233 (fixup_eh_region_note): Make the loop terminate if i becomes NULL.
5234 (delete_output_reload): New variable prev. Make sure the the for
5235 loops do not invoke PREV_INSN on a deleted insn.
5237 2007-09-06 Zdenek Dvorak <ook@ucw.cz>
5239 * cgraphbuild.c (rebuild_cgraph_edges): Export.
5240 * cgraph.h (rebuild_cgraph_edges): Declare.
5241 * tree-pass.h (pass_expand_omp_ssa): New.
5242 * omp-low.c (find_omp_clause): Export.
5243 (copy_var_decl): Split from omp_copy_decl_2.
5244 (build_omp_barrier): Return the call to emit instead of emitting
5246 (lower_rec_input_clauses, expand_omp_single): Gimplify the result of
5248 (extract_omp_for_data, expand_parallel_call, expand_omp_parallel,
5249 expand_omp_for_generic, expand_omp_for_static_nochunk,
5250 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
5251 Adapted to work on SSA form.
5252 (execute_expand_omp): Do not invalidate dominance information.
5253 (gate_expand_omp): Do not run with -fopenmp-ssa flag.
5254 (gate_expand_omp_ssa, pass_expand_omp_ssa): New.
5255 * gimplify.c (gimplify_omp_for): Ensure that the control variable is
5257 (force_gimple_operand): Allow gimplifying code expressions without
5259 * tree-predcom.c (mark_virtual_ops_for_renaming): Handle phi nodes.
5260 * common.opt (fopenmp-ssa): New.
5261 * tree-flow.h (find_omp_clause, copy_var_decl): Declare.
5262 * Makefile.in (tree-cfg.o): Add TREE_INLINE_H dependency.
5263 * tree-cfg.c: Include tree-inline.h.
5264 (struct move_stmt_d): Replace vars_to_remove by vars_map field.
5265 (replace_by_duplicate_decl, replace_ssa_name,
5266 mark_virtual_ops_in_region): New functions.
5267 (move_stmt_r, move_block_to_fn, move_sese_region_to_fn): Adapted
5268 to work on SSA form.
5269 * passes.c (init_optimization_passes): Add pass_expand_omp_ssa pass.
5270 * tree-ssa-operands.c (get_expr_operands): Handle operands of OMP
5273 2007-09-06 Laurynas Biveinis <laurynas.biveinis@gmail.com>
5275 * tree-loop-linear.c: Include obstack.h.
5276 (linear_transform_loops): New obstack lambda_obstack.
5277 Initialize it, pass it to gcc_loopnest_to_lambda_loopnest,
5278 lambda_loopnest_transform, lambda_loopnest_to_gcc_loopnest calls
5279 and free afterwards.
5280 * lambda.h (struct obstack): New forward declaration.
5281 (lambda_linear_expression_new): New parameter of type struct
5283 (lambda_loopnest_new): Likewise.
5284 (lambda_loopnest_transform): Likewise.
5285 (lambda_body_vector_new): Likewise.
5286 (lambda_body_vector_compute_new): Likewise.
5287 (gcc_loopnest_to_lambda_loopnest): Likewise.
5288 (lambda_loopnest_to_gcc_loopnest): Likewise.
5289 * lambda-code.c: Include obstack.h.
5290 (lambda_lattice_new): New parameter lambda_obstack. Use it for
5292 (lambda_body_vector_new): Likewise.
5293 (lambda_linear_expression_new): Likewise.
5294 (lambda_lattice_new): Likewise.
5295 (lambda_loopnest_new): Likewise. Additionally use obstack to
5296 allocate LN_LOOPS(ret).
5297 (lambda_lattice_compute_base): New parameter lambda_obstack. Pass
5298 it to lambda_lattice_new.
5299 (lambda_body_vector_compute_new): New parameter lambda_obstack.
5300 Pass it to lambda_body_vector_new.
5301 (lambda_lattice_compute_base): New paramater lambda_obstack. Pass
5302 it to lambda_lattice_new.
5303 (compute_nest_using_fourier_motzkin): New parameter lambda_obstack.
5304 Pass it to lambda_loopnest_new, lambda_linear_expression_new.
5305 (lambda_compute_target_space): Likewise.
5306 (lambda_compute_auxillary_space): New parameter lambda_obstack.
5307 Pass it to lambda_lattice_compute_base and
5308 compute_nest_using_fourieer_motzkin.
5309 (lambda_loopnest_transform): New parameter lambda_obstack. Pass
5310 it to lambda_lattice_compute_base, lambda_lattice_auxillary_space
5311 and lambda_lattice_compute_target_space.
5312 (gcc_tree_to_linear_expression): Nex parameter lambda_obstack.
5313 Pass it to lambda_linear_expression_new.
5314 (gcc_loop_to_lambda_loop): New parameter lambda_obstack. Pass it
5315 to gcc_tree_to_linear_expression.
5316 (gcc_loopnest_to_lambda_loopnest): New parameter lambda_obstack.
5317 Pass it to gcc_loop_to_lambda_loop and lambda_loopnest_new.
5318 (lambda_loopnest_to_gcc_loopnest): New parameter lambda_obstack.
5319 Pass it to lambda_body_vector_new and
5320 lambda_body_vector_compute_new.
5321 * Makefile.in (tree-loop-linear.o): Add $(OBSTACK_H) dependency.
5322 (lambda-code.o): Likewise.
5324 2007-09-06 Chao-ying Fu <fu@mips.com>
5326 * ginclude/stdfix.h: New file.
5327 * Makefile.in (USER_H): Add $(srcdir)/ginclude/stdfix.h.
5328 (convert.o): Add dependence on fixed-value.h.
5329 * c-convert.c (convert): Support FIXED_POINT_TYPE.
5330 * c-cppbuiltin.c (builtin_define_fixed_point_constants): New function
5331 to define fixed-point constants.
5332 (c_cpp_builtins): Define fixed-point constants.
5333 * convert.c (fixed-value.h): New include.
5334 (convert_to_real): Update comment to include fixed-point.
5335 Support FIXED_POINT_TYPE.
5336 (convert_to_integer): Update comment to include fixed-point.
5337 Support FIXED_POINT_TYPE.
5338 (convert_to_complex): Support FIXED_POINT_TYPE.
5339 (convert_to_fixed): New function.
5340 * convert.h (convert_to_fixed): Declare.
5341 * genopinit.c: Add comment about $Q for only fixed-point modes.
5342 (optabs): Add fract_optab, fractuns_optab, satfract_optab,
5343 satfractuns_optab, add_optab, ssadd_optab, usadd_optab, sub_optab,
5344 sssub_optab, ussub_optab, smul_optab, ssmul_optab, usmul_optab,
5345 ssmadd_widen_optab, usmadd_widen_optab, ssdiv_optab, udiv_optab,
5346 usdiv_optab, ssashl_optab, usashl_optab, neg_optab, ssneg_optab,
5347 usneg_optab for fixed-point modes.
5348 (gen_insn): Add force_fixed to track the $Q format for all fixed-point
5350 * optabs.c (optab_for_tree_code): For *DIV_EXPR, LSHIFT_EXPR,
5351 PLUS_EXPR, MINUS_EXPR, MULT_EXPR, NEGATE_EXPR, return signed or
5352 unsigned saturation optabs, when type is saturating.
5353 (shift_optab_p): Return true for SS_ASHIFT or US_ASHIFT.
5354 (expand_fixed_convert): New function.
5355 (gen_fixed_libfunc, gen_signed_fixed_libfunc,
5356 gen_unsigned_fixed_libfunc, gen_int_fp_fixed_libfunc,
5357 gen_int_fp_signed_fixed_libfunc, gen_int_fixed_libfunc,
5358 gen_int_signed_fixed_libfunc, gen_int_unsigned_fixed_libfunc,
5359 gen_fract_conv_libfunc, gen_fractuns_conv_libfunc,
5360 gen_satfract_conv_libfunc, gen_satfractuns_conv_libfunc): New
5362 (init_optabs): Initialize ssadd_optab, usadd_optab, sssub_optab,
5363 ussub_optab, ssmul_optab, usmul_optab, ssmadd_widen_optab,
5364 usmadd_widen_optab, ssmsub_widen_optab, usmsub_widen_optab,
5365 ssdiv_optab, usdiv_optab, ssashl_optab, usashl_optab, ssneg_optab,
5366 usneg_optab, fract_optab, fractuns_optab, satfract_optab,
5368 Initialize fixed-point libraries, including add, ssadd, usadd, sub,
5369 sssub, ussub, mul, ssmul, usmul, div, ssdiv, udiv, usdiv, ashl,
5370 ssashl, usashl, ashr, lshr, neg, ssneg, usneg, cmp, fract, satfract,
5371 fractuns, satfractuns.
5372 * optabs.h (enum optab_index): Add OTI_ssadd, OTI_usadd, OTI_sssub,
5373 OTI_ussub, OTI_ssmul, OTI_usmul, OTI_ssdiv, OTI_usdiv, OTI_ssneg,
5374 OTI_usneg, OTI_ssashl, OTI_usashl, OTI_ssmadd_widen, OTI_usmadd_widen,
5375 OTI_ssmsub_widen, OTI_usmsub_widen.
5376 (ssadd_optab, usadd_optab, sssub_optab, ussub_optab, ssmul_optab,
5377 usmul_optab, ssdiv_optab, usdiv_optab, ssneg_optab, usneg_optab,
5378 ssashl_optab, usashl_optab, ssmadd_widen_optab, usmadd_widen_optab,
5379 umsub_widen_optab, usmsub_widen_optab): Define.
5380 (enum convert_optab_index): Add COI_fract, COI_fractuns, COI_satfract,
5382 (fract_optab, fractuns_optab, satfract_optab, satfractuns_optab):
5384 (expand_fixed_convert): Declare.
5385 * expr.c (convert_move): Support the move of fixed-point modes.
5386 (emit_move_insn_1): Handle fixed-point mode to move via integer.
5387 (categorize_ctor_elements_1): Handle FIXED_CST.
5388 (count_type_elements): Handle FIXED_POINT_TYPE.
5389 (expand_expr_real_1): For VECTOR_CST, check MODE_VECTOR_FRACT,
5390 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
5392 For PLUS_EXPR and MINUS_EXPR, support saturating and non-saturating
5393 multiply and add/subtract for fixed-point types.
5394 For MULT_EXPR, *DIV_EXPR, *SHIFT_EXPR, if the mode if a fixed-point
5395 mode, we jump to binop directly.
5396 Support FIXED_CONVERT_EXPR.
5397 (do_store_flag): Check FIXED_CST to put a constant second.
5398 (vector_mode_valid_p): Handle MODE_VECTOR_FRACT,
5399 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
5400 (const_vector_from_tree): Support FIXED_CST.
5401 * doc/extend.texi (Fixed-Point): New node.
5402 * doc/md.texi (ssadd, usadd, sssub, ussub, ssmul, usmul, ssdiv, usdiv,
5403 ssmadd, usmadd, ssmsub, usmsub, ssashl, usashl, ssneg, usneg, fract,
5404 satfract, fractuns, satfractuns): Document them.
5406 2007-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
5408 * config/bfin/bfin.h (PREFERRED_RELOAD_CLASS): Don't reload autoinc
5409 addresses into I registers.
5411 2007-09-06 Jan Hubicka <jh@suse.cz>
5412 Andreas Tobler <a.tobler@schweiz.org>
5414 * config/darwin.c (machopic_indirect_data_reference): Avoid invalid
5416 (machopic_legitimize_pic_address): Likewise.
5418 2007-09-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
5419 Jan Hubicka <jh@suse.cz>
5421 * config/spu/spu.md (floatsidf2): Use convert_optab_libfunc
5422 instead of ufloat_optab->handlers directly.
5423 (floatdidf2): Likewise.
5425 2007-09-06 Sandra Loosemore <sandra@codesourcery.com>
5427 * config/mips/mips.c: Include diagnostic.h.
5428 (mips_set_current_function): Check errorcount and sorrycount
5429 before generating RTL.
5431 2007-09-06 Richard Sandiford <richard@codesourcery.com>
5434 * config/mips/mips.c (mips_classify_symbolic_expression): New function.
5435 (mips_classify_address): Use it instead of mips_symbolic_constant_p.
5436 (print_operand_reloc): Likewise.
5438 2007-09-06 Janis Johnson <janis187@us.ibm.com>
5442 2007-09-06 Jan Hubicka <jh@suse.cz>
5444 * i386.c (ix86_expand_lround, ix86_expand_round): Update call of
5447 2007-09-06 Richard Sandiford <richard@codesourcery.com>
5449 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
5450 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
5452 2007-09-05 Janis Johnson <janis187@us.ibm.com>
5454 * optabs.c (expand_float): Convert unsigned integer as signed only
5455 if it provides sufficient accuracy; add mode argument to real_2expN.
5456 (expand_fix): Fix comment typos; extend binary float into mode
5457 wider than destination for converion to unsigned integer; add mode
5458 argument to real_2expN.
5459 * real.c (real_2expN): Add mode argument to special-case decimal
5461 * real.h (real_2expN): Ditto.
5462 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
5464 (fixed_from_string): Ditto.
5465 (fixed_to_decimal): Ditto.
5466 (fixed_convert_from_real): Ditto.
5467 (real_convert_from_fixed): Ditto.
5468 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
5469 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
5470 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
5471 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
5473 2007-09-06 Tom Tromey <tromey@redhat.com>
5475 * tree-cfg.c (remove_bb): Only warn if line is non-zero.
5476 * c-pch.c (c_common_read_pch): Restore current location after
5478 * tree.c (expand_location): Update.
5479 (expr_filename): Changed return type. Unified the two cases.
5480 (expr_lineno): Likewise.
5481 (annotate_with_file_line): Don't use EXPR_LINENO and EXPR_FILENAME
5483 * toplev.c (line_table): Changed type.
5484 (general_init): Update.
5485 (realloc_for_line_map): New function.
5486 (general_init): Allocate line_table using GC.
5487 * fix-header.c (line_table): Changed type.
5488 (read_scan_file): Update.
5489 (read_scan_file): Update.
5490 * c-ppoutput.c (maybe_print_line): Update.
5491 (print_line): Update.
5492 (cb_line_change): Update.
5493 (cb_define): Update.
5494 (pp_file_change): Update.
5495 * c-opts.c (c_common_init_options): Update.
5496 (finish_options): Update.
5497 (push_command_line_include): Update.
5498 * c-lex.c (cb_line_change): Update.
5499 (cb_def_pragma): Update.
5500 (cb_define): Update.
5502 (c_lex_with_flags): Use cpp_get_token_with_location.
5503 * input.h (line_table): Changed type.
5504 (location_from_locus): New macro.
5505 * tree.h (EXPR_FILENAME): No longer an lvalue.
5506 (EXPR_LINENO): Likewise.
5507 (expr_locus, set_expr_locus): Declare separately for
5508 USE_MAPPED_LOCATION.
5509 (expr_filename, expr_lineno): Changed return type.
5510 * gimplify.c (tree_to_gimple_tuple): Use SET_EXPR_LOCUS.
5511 * cfgexpand.c (expand_gimple_cond_expr): Use location_from_locus.
5512 (expand_gimple_basic_block): Likewise.
5513 * final.c (final_scan_insn): Use expanded_location.
5515 2007-09-06 Richard Guenther <rguenther@suse.de>
5517 PR tree-optimization/32586
5518 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
5519 folding if nothing changed.
5520 (simplify_unary_expression): New function. Do tree combining
5521 on conversion like codes.
5522 (try_to_simplify): Call it.
5523 * builtins.c (fold_builtin_cexp): Fold the built expressions.
5524 * fold-const.c (fold_unary): Test result of get_callee_fndecl().
5526 2007-09-06 Jan Hubicka <jh@suse.cz>
5529 * cse.c (fold_rtx): Avoid invalid sharing.
5531 2007-09-06 Richard Sandiford <richard@codesourcery.com>
5533 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
5534 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
5536 2007-09-06 Revital Eres <eres@il.ibm.com>
5538 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
5539 Fix offsettable memory reference for 750CL.
5541 2007-09-06 Pat Haugen <pthaugen@us.ibm.com>
5543 * reload.c (find_reloads_address_1): Try to preserve original
5544 base/index regclass of operands.
5545 * regrename.c (scan_rtx_address): Likewise.
5546 (replace_oldest_value_addr): Likewise.
5548 2007-09-06 Richard Guenther <rguenther@suse.de>
5550 PR tree-optimization/33302
5551 * domwalk.c (walk_dominator_tree): The exit block is
5552 interesting even if it is not reachable.
5554 2007-09-06 Richard Sandiford <richard@codesourcery.com>
5557 * optabs.c (avoid_expensive_constant): Do nothing if MODE is VOIDmode.
5559 2007-09-06 Basile Starynkevitch <basile@starynkevitch.net>
5561 * cfg.c (dump_bb_info, dump_edge_info): Added cfun test for
5564 2007-09-05 Ian Lance Taylor <iant@google.com>
5566 * tree-pretty-print.c (dump_decl_name): Cast LABEL_DECL_UID to int
5568 (dump_generic_node): Likewise.
5569 * print-rtl.c (print_decl_name): Likewise.
5570 * print-tree.c (print_node_brief): Likewise.
5571 (print_node): Likewise.
5572 * Makefile.in (RTL_BASE_H): Add alias.h.
5575 2007-09-06 Jesper Nilsson <jesper.nilsson@axis.com>
5577 * longlong.h [__CRIS_arch_version >= 8] (count_trailing_zeros):
5579 * config/cris/cris.md (ctzsi2, cris_swap_bits): Implemented.
5580 * config/cris/cris.h (CTZ_DEFINED_VALUE_AT_ZERO): Defined.
5582 2007-09-06 Jie Zhang <jie.zhang@analog.com>
5584 * config.gcc (tm_file): Add linux.h for bfin*-uclinux*.
5585 (tm_defines): Define UCLIBC_DEFAULT to 1.
5586 (extra_options): Add linux.opt.
5587 * config/bfin/linux.h (CPLUSPLUS_CPP_SPEC): Don't define.
5588 (CRT_CALL_STATIC_FUNCTION): Likewise.
5589 (NO_IMPLICIT_EXTERN_C): Likewise.
5590 (TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
5591 * config/bfin/elf.h (OBJECT_FORMAT_ELF): Don't define.
5592 * config/bfin/uclinux.h (CPLUSPLUS_CPP_SPEC): Don't define.
5593 (ENDFILE_SPEC): Don't define.
5594 (LIB_SPEC): Likewise.
5595 (CRT_CALL_STATIC_FUNCTION): Likewise.
5596 (NO_IMPLICIT_EXTERN_C): Likewise.
5597 (LINUX_TARGET_OS_CPP_BUILTINS): Likewise.
5598 (TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
5600 2007-09-06 Jan Hubicka <jh@suse.cz>
5602 * i386.c (ix86_expand_lround, ix86_expand_round): Update call of
5605 2007-09-06 Jan Hubicka <jh@suse.cz>
5607 * opts.c (common_handle_option): Enable inlining functions for
5610 2007-09-06 Jakub Jelinek <jakub@redhat.com>
5612 * builtin-attrs.def (ATTR_NONNULL_3): New.
5613 (DEF_FORMAT_ATTRIBUTE): Use just ATTR_NONNULL_##FA instead of
5614 ATTR_NOTHROW_NONNULL_##FA.
5615 (DEF_FORMAT_ATTRIBUTE_NOTHROW, DEF_FORMAT_ATTRIBUTE_BOTH): New macros.
5616 (ATTR_FORMAT_PRINTF_NOTHROW_2_0, ATTR_PRINTF_NOTHROW_2_3,
5617 ATTR_FORMAT_PRINTF_NOTHROW_3_0, ATTR_FORMAT_PRINTF_NOTHROW_3_4,
5618 ATTR_FORMAT_PRINTF_NOTHROW_4_0, ATTR_PRINTF_NOTHROW_4_5,
5619 ATTR_FORMAT_PRINTF_NOTHROW_5_0, ATTR_FORMAT_PRINTF_NOTHROW_5_6,
5620 ATTR_FORMAT_SCANF_NOTHROW_2_0, ATTR_FORMAT_SCANF_NOTHROW_2_3,
5621 ATTR_FORMAT_STRFTIME_NOTHROW_3_0, ATTR_FORMAT_STRFMON_NOTHROW_3_4):
5623 (ATTR_FORMAT_PRINTF_4_0, ATTR_PRINTF_4_5, ATTR_FORMAT_PRINTF_5_0,
5624 ATTR_FORMAT_PRINTF_5_6, ATTR_FORMAT_STRFTIME_3_0,
5625 ATTR_FORMAT_NOTHROW_3_4): Remove.
5626 * builtins.def (snprintf, sprintf, sscanf, vsnprintf, vsprintf,
5627 vsscanf, strfmon, strftime, __snprintf_chk, __sprintf_chk,
5628 __vsnprintf_chk, __vsprintf_chk): Use ATTR_FORMAT_*_NOTHROW_*
5629 instead of ATTR_FORMAT_*_*.
5631 2007-09-06 Hans-Peter Nilsson <hp@axis.com>
5633 * config/cris/cris.c (cris_emit_movem_store): Call copy_rtx on
5634 parts re-used for REG_FRAME_RELATED_EXPR.
5636 2007-09-05 Janis Johnson <janis187@us.ibm.com>
5638 * optabs.c (expand_float): Convert unsigned integer as signed only
5639 if it provides sufficient accuracy; add mode argument to real_2expN.
5640 (expand_fix): Fix comment typos; extend binary float into mode
5641 wider than destination for converion to unsigned integer; add mode
5642 argument to real_2expN.
5643 * real.c (real_2expN): Add mode argument to special-case decimal
5645 * real.h (real_2expN): Ditto.
5646 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
5648 (fixed_from_string): Ditto.
5649 (fixed_to_decimal): Ditto.
5650 (fixed_convert_from_real): Ditto.
5651 (real_convert_from_fixed): Ditto.
5652 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
5653 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
5654 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
5655 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
5657 2007-09-05 Ian Lance Taylor <iant@google.com>
5659 * init-regs.c (initialize_uninitialized_regs): Call
5660 emit_insn_before rather than add_insn_before.
5662 2007-09-05 Jakub Jelinek <jakub@redhat.com>
5664 * builtins.def (BUILT_IN_VA_ARG_PACK): New built-in.
5665 * tree.h (CALL_EXPR_VA_ARG_PACK): Define.
5666 * tree-inline.h (copy_body_data): Add call_expr field.
5667 * tree-inline.c (expand_call_inline): Initialize call_expr.
5668 (copy_bb): Append anonymous inline fn arguments to arguments
5669 when inlining a CALL_EXPR_VA_ARG_PACK call.
5670 * builtins.c (expand_builtin): Issue an error if
5671 BUILT_IN_VA_ARG_PACK is seen during expand.
5672 (fold_call_expr, fold_builtin_call_array): Don't fold
5673 CALL_EXPR_VA_ARG_PACK CALL_EXPRs or calls with
5674 __builtin_va_arg_pack () call as last argument.
5675 * gimplify.c (gimplify_call_expr): If last argument to a vararg
5676 function is __builtin_va_arg_pack (), decrease number of call
5677 arguments and instead set CALL_EXPR_VA_ARG_PACK on the CALL_EXPR.
5678 * expr.c (expand_expr_real_1): Issue an error if
5679 CALL_EXPR_VA_ARG_PACK CALL_EXPR is seen during expand.
5680 * tree-pretty-print.c (dump_generic_node): Handle printing
5681 CALL_EXPR_VA_ARG_PACK bit on CALL_EXPRs.
5682 * doc/extend.texi (__builtin_va_arg_pack): Document.
5684 2007-09-05 Adam Nemet <anemet@caviumnetworks.com>
5686 PR tree-optimization/21513
5687 * builtins.c (build_builtin_expect_predicate): New function.
5688 (fold_builtin_expect): Add argument for expected value.
5689 Distribute __builtin_expect over short-circuiting operations.
5690 Fold nested builtin_expects.
5691 (fold_builtin_2): Adjust call to fold_builtin_expect.
5693 2007-09-05 Rask Ingemann Lambertsen <rask@sygehus.dk>
5696 PR tree-optimization/13756
5697 * doc/invoke.texi (Options That Control Optimization): Document
5700 2007-09-05 Uros Bizjak <ubizjak@gmail.com>
5702 * gcc/config/i386/cpuid.h: New file.
5703 * gcc/config/i386/driver-i386.c: Include cpuid.h.
5704 (describe_cache): Shrink size and line strings to 100 bytes.
5705 (detect_caches_amd): Return "" for unsupported max_ext_level.
5706 Use __cpuid function.
5707 (detect_caches_intel): Return "" for unsupported max_level.
5708 Use __cpuid function.
5709 (host_detect_local_cpu): Change feature flag variables to
5710 unsigned int. Initialize only extended feature flag variables.
5711 Use __get_cpuid_max to determine max supported cpuid level.
5712 Use __cpuid function to determine supported features. Fix
5713 calculation of family id. Remove is_amd and check signature
5714 directly. Check for Geode signature. Handle family 4 id.
5715 [PROCESSOR_GENERIC32]: New default for unknown family id. Move
5716 cpu discovery code to lower part of the function.
5717 [PROCESSOR_PENTIUM, PROCESSOR_K6, PROCESSOR_ATHLON]: Do not tune
5718 for sub-architecture.
5719 [PROCESSOR_PENTIUMPRO]: Simplify cpu discovery code.
5720 [PROCESSOR_K8]: Add k8-sse3 architecture.
5721 [PROCESSOR_NOCONA]: Remove.
5722 [PROCESSOR_GENERIC64]: Ditto.
5723 * gcc/config/i386/x-i386 (driver-i386.o): Depend on cpuid.h.
5724 * gcc/config/i386/crtfastmath.c: Include cpuid.h. Use __get_cpuid
5725 to check for SSE and FXSAVE support.
5726 * gcc/config/i386/t-crtfm (crtfastmath.o): Depend on cpuid.h.
5727 Add -minline-all-stringops.
5728 * gcc/config.gcc (i[34567]86-*-*): Add cpuid.h to extra_headers.
5729 (x86_64-*-*): Ditto.
5731 2007-09-05 Jie Zhang <jie.zhang@analog.com>
5733 * config/bfin/linux-unwind.h: New file.
5734 * config/bfin/linux.h (MD_UNWIND_SUPPORT): Define.
5735 * config/bfin/uclinux.h (MD_UNWIND_SUPPORT): Define.
5737 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
5739 * Makefile.in (stmt.o): Add alloc-pool.h dependency.
5740 * stmt.c: Include alloc-pool.h.
5741 (struct case_node): Remove GTY marker.
5742 (add_case_node): New parameter case_node_pool. Use it for
5744 (expand_case): New allocation pool case_node_pool. Initialize it,
5745 pass to add_case_node and free it.
5747 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
5748 David Ung <davidu@mips.com>
5749 Nigel Stephens <nigel@mips.com>
5751 Add mips16/nomips16 function attributes and -mflip-mips16 option
5752 for testing mixed-mode compilation.
5754 * config/mips/mips.opt (mflip-mips16): New.
5756 * config/mips/mips.h (SYMBOL_FLAG_MIPS16_FUNC): Define.
5757 (SYMBOL_FLAG_MIPS16_FUNC_P): Define.
5759 * config/mips/mips.c (mips_base_target_flags): New.
5760 (mips_base_mips16): New.
5761 (mips_base_schedule_insns): New.
5762 (mips_base_reorder_blocks_and_partition): New.
5763 (mips_base_align_loops): New.
5764 (mips_base_align_jumps): New.
5765 (mips_base_align_functions): New.
5766 (mips16_flipper): New.
5767 (mips_attribute_table): Add "mips16" and "nomips16" entries.
5768 (TARGET_SET_CURRENT_FUNCTION): Define.
5769 (mips_mips16_type_p, mips_nomips16_type_p): New.
5770 (mips_comp_type_attributes): Check mips16/nomips16 attributes.
5771 (mips_function_ok_for_sibcall): Make it deal with functions with
5773 (mips_init_split_addresses): New, split out from override_options.
5774 (mips_init_relocs): New, split out from override_options.
5775 (was_mips16_p): New.
5776 (mips_set_mips16_mode): New, split out from override_options.
5777 (mips_set_current_function): New.
5778 (override_options): Add sorry for unsupported mips16/pic
5779 combination. Remove error for mips16/dsp combination. Save
5780 base option settings.
5781 (mips_file_start): Move mips16 mode setting output from here....
5782 (mips_output_function_prologue): ....to here.
5783 (mips_output_mi_thunk): Check for mips16 function.
5784 (build_mips16_function_stub): Don't set .mips16 here.
5785 (build_mips16_call_stub): Likewise.
5786 (mips_expand_builtin): Error in mips16 mode.
5787 (mips_use_mips16_mode_p): New.
5788 (mips_encode_section_info): Check for mips16 function, and set
5789 SYMBOL_REF_FLAGS accordingly.
5791 * doc/extend.texi (Function Attributes): Document new
5792 mips16/nomips16 attributes.
5793 * doc/invoke.texi (Option Summary): Add -mflip-mips16.
5794 (MIPS Options): Document -mflip-mips16.
5796 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
5798 * config/mips/mips.c (mips_legitimize_tls_address): Call sorry
5799 if we encounter TLS address in MIPS16 mode.
5800 (mips_legitimize_const_move): Check cannot_force_const_mem for
5801 the (const (plus symbol offset)) case; this forces invalid TLS
5802 address in MIPS16 mode to be caught by the above call to sorry.
5803 (override_options): Don't reset targetm.have_tls in MIPS16 mode,
5804 because that now enables emutls, which is not ABI compatible
5805 with native TLS in non-MIPS16 mode.
5807 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
5809 Add target hook invoked when cfun changes.
5811 * doc/tm.texi (TARGET_SET_CURRENT_FUNCTION): Document.
5812 * target.h (struct gcc_target): Add set_current_function.
5813 * target-def.h (TARGET_SET_CURRENT_FUNCTION): Define.
5814 (TARGET_INITIALIZER): Add initializer for set_current_function.
5815 * tree.h (push_struct_function): New.
5816 * tree-inline.h (push_cfun, pop_cfun): Move declarations to...
5818 (set_cfun): Declare.
5819 * tree-inline.c (cfun_stack, push_cfun, pop_cfun): Moved to...
5821 (push_function_context_to): Use allocate_struct_function
5822 to create null context, not init_dummy_function_start. Use set_cfun.
5823 (pop_function_context_from): Use set_cfun.
5824 (in_dummy_function): New.
5825 (invoke_set_current_function_hook): New.
5827 (push_cfun, pop_cfun): Use set_cfun.
5828 (push_struct_function): New.
5829 (allocate_struct_function): Call invoke_set_current_function_hook
5831 (prepare_function_start): Don't set cfun here. Remove unused
5832 argument; fix all callers.
5833 (init_dummy_function_start): Fiddle with in_dummy_function. Call
5834 push_struct_function.
5835 (init_function_start): Set cfun here.
5836 (expand_dummy_function_end): Fiddle with in_dummy_function. Pop cfun.
5837 * omp-low.c (create_omp_child_function): Use push_struct_function
5838 and pop_cfun to save/restore state.
5839 (expand_omp_parallel): Remove unused saved_cfun variable.
5840 * cgraphunit.c (ipa_passes): Use set_cfun.
5841 * gimple-low.c (record_vars_into): Use push_cfun/pop_cfun here.
5842 * dwarf2out.c (dwarf2out_abstract_function): Likewise.
5843 * matrix-reorg.c (transform_allocation_sites): Likewise.
5844 (matrix_reorg): Use set_cfun.
5845 * gimplify.c (gimplify_function_tree): Use push_cfun/pop_cfun here.
5846 * tree-optimize.c (tree_rest_of_compilation): Remove one redundant
5847 assignment to cfun; use set_cfun for the other.
5848 * tree-cfg.c (move_sese_region_to_fn): Use set_cfun.
5849 (dump_function_to_file): Use push_cfun/pop_cfun here.
5850 * c-decl.c (finish_function): Use set_cfun.
5852 2007-09-05 Kenneth Zadeck <zadeck@naturalbridge.com>
5854 * regrename.c (rerename_optimize): Use deferred rescanning and
5855 insert explicit calls to rescan insns when changed.
5857 2007-09-05 Jan Hubicka <jh@suse.cz>
5859 * optabs.c (libfunc_entry): Change optab to integer.
5860 (hash_libfunc, convert_optab_libfunc, optab_libfunc,
5861 set_optab_libfunc, set_conv_libfunc): Use optable indexes instead
5862 of pointers for hashing.
5864 2007-09-05 Jan Hubicka <jh@suse.cz>
5866 * regrename.c (pass_regrename, pass_cprop_hardreg): Add RTL sharing
5868 * fwprop.c (pass_rtl_fwprop, pass_rtl_fwprop_add): Likewise.
5869 * see.c (pass_see): Likewise.
5870 * tracer.c (pass_tracer): Likewise.
5871 * postreload-gcse.c (pass_gcse2): Likewise.
5872 * postreload.c (pass_postreload_cse): Likewise.
5873 * mode-switching.c (pass_mode_switching): Likewise.
5874 * modulo-sched.c (pass_sms): Likewise.
5875 * cse.c (cse_insn): Likewise.
5876 * web.c (pass_web): Likweise.
5877 * combine-stack-adj.c (pass_stack_adjustments): Likewise.
5878 * dce.c (pass_ud_rtl_dce, pass_fast_rtl_dce): Likewise.
5879 * loop-init.c (pass_rtl_loop_init): Likewise.
5880 (pass_rtl_loop_done, pass_rtl_move_loop_, pass_rtl_unswitch,
5881 pass_rtl_unroll_and, pass_rtl_doloop): Likewise.
5882 * global.c (pass_global_alloc): Likewise.
5883 * ifcvt.c (pass_rtl_ifcvt, pass_if_after_combine,
5884 pass_if_after_reload): Likewise.
5885 * reload.c (pass_peephole2, pass_split_for_shoren_branches): Likewise.
5886 * dse.c (pass_rtl_dse1, pass_rtl_dse2): Likewise.
5887 * regmove.c (pass_regmove): Likewise.
5888 * function.c (pass_thread_prologugues_epilogues): Likewise.
5889 * gcse.c (pass_gcse): Likewise.
5890 * rtl-factoring.c (pass_rtl_seqabstr): Likewise.
5891 * lower-subreg.c (pass_lower_subreg2): Likewise.
5892 * bt-load.c (pass_branch_target_load): Likewise.
5893 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
5894 * cfgcleanup.c (pass_jump, pass_jump2): Likewise.
5895 * combine.c (pass_combine): Likewise.
5896 * bb-reorder.c (pass_duplicate_comp, pass_reorder_blocks): Likewise.
5897 (pass_partition_blocks): Likewise.
5898 * var-tracking.c (pass_variable_track): Likewise.
5899 * reg-stack.c (pass_stack_regs_run): Likewise.
5900 * sched-rgn.c (pass_sched, pass_sched2): Likewise.
5901 * passes.c (pass_postreload): Likewise.
5902 (execute_function_todo): Add TODO_verify_rtl_sharing handling code.
5903 * tree-pass.h (TODO_verify_rtl_sharing): New.
5904 (TODO_update_ssa, TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
5905 TODO_update_ssa_only_virtuals, TODO_remove_unused_locals,
5906 TODO_set_props, TODO_df_finish, TODO_df_verify,
5907 TODO_mark_first_instance, TODO_rebuild_alias): Renumber.
5909 2007-09-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5911 * fold-const.c (all_ones_mask_p, sign_bit_p, simple_operand_p,
5912 fold_real_zero_addition_p, reorder_operands_p,
5913 div_if_zero_remainder, fold_undefer_overflow_warnings,
5914 int_binop_types_match_p, fold_convert_const_int_from_int,
5915 fold_convert_const_int_from_real,
5916 fold_convert_const_int_from_fixed,
5917 fold_convert_const_real_from_real,
5918 fold_convert_const_real_from_fixed,
5919 fold_convert_const_fixed_from_fixed,
5920 fold_convert_const_fixed_from_int,
5921 fold_convert_const_fixed_from_real, maybe_lvalue_p,
5922 fold_checksum_tree, fold_check_failed, print_fold_checksum,
5923 debug_fold_checksum, multiple_of_p): Constify.
5924 * tree-flow-inline.h (get_lineno): Likewise.
5925 * tree-flow.h (get_lineno): Likewise.
5926 * tree-object-size.c (compute_object_offset, addr_object_size,
5927 alloc_object_size, pass_through_call): Likewise.
5928 * tree-pretty-print.c (op_symbol, print_call_name,
5929 print_struct_decl, do_niy): Likewise.
5930 * tree.h (fold_undefer_overflow_warnings, multiple_of_p,
5931 debug_fold_checksum): Likewise.
5933 2007-09-04 Steven Bosscher <steven@gcc.gnu.org>
5936 * lower-subreg.c (resolve_clobber): If we remove a REG_LIBCALL
5937 note, remove the associated REG_RETVAL note.
5939 2007-09-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
5941 * config.gcc (powerpc*-*-*): Install
5942 spu2vmx.h, vec_types.h, and si2vmx.h headers.
5943 * config/rs6000/spu2vmx.h: New header.
5944 * config/rs6000/si2vmx.h: New header.
5945 * config/rs6000/vec_types.h: New header.
5947 2007-09-05 Ben Elliston <bje@au.ibm.com>
5949 * varasm.c (initializer_constant_valid_p): Fix comment typo.
5951 2007-09-05 Ben Elliston <bje@au.ibm.com>
5953 * config/rs6000/ppu_intrinsics.h (__ldarx): Use `Z' constraint,
5955 (__stdcx): Make asm volatile.
5956 (__stwcx, __stdcx): Return only 0 or 1.
5958 2007-09-05 Jan Hubicka <jh@suse.cz>
5962 2007-09-04 Jan Hubicka <jh@suse.cz>
5963 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
5965 2007-09-04 Richard Guenther <rguenther@suse.de>
5966 * tree-ssa-operands.c (add_virtual_operand): Only mark
5967 stores as has_volatile_ops if alias information is not available.
5969 2007-09-05 Jakub Jelinek <jakub@redhat.com>
5971 * config/rs6000/tramp.asm: Include config.h.
5972 Check __PIC__ or __pic__ macro instead of SHARED.
5974 PR rtl-optimization/32300
5975 * see.c (see_copy_insn): New function.
5976 (see_def_extension_not_merged, see_merge_one_use_extension,
5977 see_merge_one_def_extension): Use it. Avoid changing
5978 PREV_INSN/NEXT_INSN chains directly, insted emit insns
5979 into sequences. Call df_insn_delete on temporary insns
5980 that won't be emitted into the insn stream.
5981 (rest_of_handle_see): Turn off DF_DEFER_INSN_RESCAN
5982 and run df_process_deferred_rescans () before run_fast_dce.
5984 PR tree-optimization/33017
5985 * tree-data-ref.c (split_constant_offset) <case SSA_NAME>: Don't
5986 recurse for pure or const function calls.
5988 2007-09-04 Laurynas Biveinis <laurynas.biveinis@gmail.com>
5990 * c-format.c: Include alloc-pool.h.
5991 (check_format_info_main): New argument fwt_alloc. Use allocation
5992 pool instead of GC. Remove GC deallocation code.
5993 (check_format_arg): Create allocation pool, pass it to
5994 check_format_info_main and free it afterwards.
5995 * Makefile.in (c-format.o): Add alloc-pool.h dependency.
5997 2007-09-05 Ben Elliston <bje@au.ibm.com>
5999 * config/rs6000/ppu_intrinsics.h (__protected_stream_count):
6000 Rename count macro arugment for clarity.
6001 (__protected_unlimited_stream_set): Pass UG=1 to __dcbt_TH1000.
6002 (__protected_stream_set): Likewise, pass 0.
6004 2007-09-04 Jan Hubicka <jh@suse.cz>
6006 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
6008 2007-09-04 Jan Hubicka <jh@suse.cz>
6010 * invoke.texi (-finline-small-functions): Document.
6011 * ipa-inline.c (cgraph_default_inline_p): Do not use DECL_INLINE
6012 when deciding what is inlinable.
6013 (cgraph_decide_recursive_inlining): Handle flag_inline_functions.
6014 (cgraph_decide_inlining_of_small_function): Handle new flags.
6015 (cgraph_decide_inlining_incrementally): Likewise.
6016 * opts.c (decode_options): Enable flag_inline_small_functions at -O2
6017 * common.opt (finline-small-functions): New.
6018 * Makefile.in (build/gengtype.o-warn): Work around PR29478
6020 2007-09-04 Richard Guenther <rguenther@suse.de>
6022 * tree-ssa-operands.c (add_virtual_operand): Only mark
6023 stores as has_volatile_ops if alias information is not available.
6025 2007-09-04 Andrew Haley <aph@redhat.com>
6027 * config/arm/libgcc-bpabi.ver: Add _Unwind_Backtrace as GCC_4.3.0.
6029 2007-09-04 Andrew Haley <aph@redhat.com>
6031 * config/arm/libunwind.S (UNWIND_WRAPPER _Unwind_Backtrace): New.
6032 * config/arm/unwind-arm.h (__gnu_Unwind_Backtrace): New.
6033 * config/arm/unwind-arm.c (__gnu_Unwind_Backtrace): New.
6035 2007-09-04 Emmanuel Thome <Emmanuel.Thome@inria.fr>
6038 * common.opt: Mention ABI version 2 in comment.
6040 2007-09-04 Jan Hubicka <jh@suse.cz>
6042 * optabs.c (debug_optab_libfunc): Update; make available to gdb.
6043 (libfunc_entry): New structure.
6044 (libfunc_hash): New hashtable.
6045 (hash_libfunc): New function.
6046 (eq_libfunc): New function.
6047 (convert_optab_libfunc): New function.
6048 (optab_libfunc): New function.
6049 (expand_binop, sign_expand_binop, expand_twoval_binop_libfunc,
6050 expand_unop, prepare_cmp_insn, prepare_float_insn, gen_add2_insn,
6051 expand_float, expand_fix, new_optab, new_convert_optab):
6052 Update for new libfunc API.
6053 (init_libfunc, init_integral_libfuncs,
6054 init_floating_libfuncs, init_interclass_conv_libfuncs
6055 init_intraclass_conv_libfuncs): Remove; reorganize all logic to:
6056 (gen_libfunc, gen_int_libfunc, gen_fp_libfunc, gen_int_fp_libfunc,
6057 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
6058 gen_int_to_fp_conv_libfunc, gen_ufloat_conv_libfunc,
6059 gen_int_to_fp_nondecimal_conv_libfunc, gen_fp_to_int_conv_libfunc,
6060 gen_intraclass_conv_libfunc, gen_trunc_conv_libfunc,
6061 gen_extend_conv_libfunc): New.
6062 (init_one_libfunc): Revamp for hashtables.
6063 (set_conv_libfunc): Likewise.
6064 (init_optabs): Initialize hashtable; use lazy initialization where
6066 * optabs.h (optab_handlers): Move out of GGC.
6067 (optab, convert_optab): Move out of GGC; add lazy gen info.
6068 (code_to_optab, convert_optab_table, optab_table): Move out of GGC.
6069 (optab_libfunc, convert_optab_libfunc): New.
6070 * builtins.c (expand_builtin_powi): Update for new API.
6071 * expr.c (convert_move): Likewise.
6072 * expmed.c (expand_divmod): Likewise.
6074 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
6076 * config/rs6000/rs6000.c (rs6000_stack_info): Allocate space for the
6077 GOT pointer only if there is a constant pool. Use the allocated space
6080 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
6082 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Correct
6085 2007-09-04 Revital Eres <eres@il.ibm.com>
6086 Richard Guenther <rguenther@suse.de>
6087 R. Clint Whaley <whaley@cs.utsa.edu>
6089 * doc/invoke.texi (-fassociative-math, -freciprocal-math):
6091 * tree-tailcall.c (process_assignment): Use -fassociative-math
6092 when reodering operands of floating-point type.
6093 * fold-const.c (fold_comparison, fold_binary): Use
6094 -fassociative-math and -freciprocal-math instead of
6095 -funsafe-math-optimization flag.
6096 * toplev.h (set_unsafe_math_optimizations_flags): Declare function.
6097 * tree-ssa-math-opts.c (gate_cse_reciprocals): Use
6098 -freciprocal-math instead of -funsafe-math-optimizations.
6099 * opts.c (set_fast_math_flags): Set -freciprocal-math and
6100 -fassociative-math when -ffast-math is set.
6101 (set_unsafe_math_optimizations_flags): New Function
6102 to set -freciprocal-math and -fassociative-math when
6103 -funsafe-math-optimizations is set.
6104 (common_handle_option): Call it.
6105 * tree-vectorizer.c (vect_is_simple_reduction): Use
6106 -fassociative-math when doing reduction on floats.
6107 * loop-unroll.c (analyze_insn_to_expand_var): Use
6108 -fassociative-math when expanding an accumulator of type float.
6109 * simplify-rtx.c (simplify_binary_operation_1): Use
6110 -fassociative-math and -freciprocal-math when reordeing operands
6111 of floating-point type.
6112 * combine.c (combine_simplify_rtx): Likewise.
6113 * tree-ssa-reassoc.c (break_up_subtract_bb, reassociate_bb):
6115 * common.opt (-fassociative-math, -freciprocal-math): New flags.
6117 2007-09-04 Paolo Carlini <pcarlini@suse.de>
6120 * doc/install.texi (--enable-__cxa_atexit): Fix typo.
6122 2007-09-04 Jan Hubicka <jh@suse.cz>
6124 * regrename.c(copyprop_hardreg_forward_1): Unshare when doing copyprop.
6126 2007-09-04 Jan Hubicka <jh@suse.cz>
6128 * regrename.c (build_def_use): Don't share RTL between MATCH_OPERATOR
6129 and corresponding MATCH_DUP.
6131 2007-09-04 Uros Bizjak <ubizjak@gmail.com>
6134 * combine.c (subst): Do not try to simplify X if it represents load
6135 of FP constant from the constant pool via float extension.
6137 2007-09-04 Ben Elliston <bje@au.ibm.com>
6139 * c-opts.c: Include "tm_p.h".
6140 * Makefile.in (c-opts.o): Add $(TM_P_H) as a dependency.
6142 2007-09-04 Richard Guenther <rguenther@suse.de>
6144 PR tree-optimization/33291
6145 * tree-pretty-print.c (dump_generic_node): Dump all
6146 qualifiers for pointer types, not only first. Dump
6147 qualifiers for aggregate types as well.
6148 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Always
6149 use the canonical type for building ARRAY_REFs.
6150 * gimplify.c (canonicalize_addr_expr): Clean up. The
6151 correct validness check is compatibility of the pointer
6152 types. Always use the canonical type for building
6153 ARRAY_REFs and ADDR_EXPRs.
6154 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Revert
6155 change that disabled propagation of ADDR_EXPRs into statements
6158 2007-09-03 Zack Weinberg <zack@codesourcery.com>
6160 * config/arm/arm.md (mulsidi3, umulsidi3, mulsi3_highpart)
6161 (umulsi3_highpart): Make into expanders; existing insns are
6162 now named *[insn]_nov6. Add stars to existing [insn]_v6
6163 counterparts' names.
6165 2007-09-03 Daniel Jacobowitz <dan@codesourcery.com>
6167 * Makefile.in (DRIVER_DEFINES, gcc.o, gccspec.o, protoize.o)
6168 (unprotoize.o): Remove SHLIB_MULTILIB.
6170 2007-09-03 Eric Weddington <eweddington@cso.atmel.com>
6172 * doc/extend.texi: Document progmem attribute for AVR.
6174 2007-09-03 Anatoly Sokolov <aesok@post.ru>
6177 * config/avr/avr.h (TARGET_VTABLE_ENTRY_ALIGN): Define.
6179 2007-09-03 Zack Weinberg <zack@codesourcery.com>
6181 * optabs.c (expand_ffs): Initialize val and defined_at_zero
6184 * optabs.c: Remove unnecessary forward declarations.
6185 (expand_unop_direct): New, broken out of expand_unop.
6186 (expand_doubleword_clz): New.
6187 (expand_ctz): Move above expand_ffs. Use
6188 start_sequence, end_sequence, add_equal_note, and
6189 expand_unop_direct. Add more commentary.
6190 (expand_ffs): Try both ctz optab and expand_ctz.
6191 Generate a test and branch if the hardware doesn't give us
6192 a useful value for input zero. Style improvements similar to
6195 * config/arm/arm.md (ffssi2, ctzsi2): Delete.
6197 2007-09-03 Zack Weinberg <zack@codesourcery.com>
6199 * config.gcc: Delete stanza for arm-semi-aof and
6200 armel-semi-aof targets.
6201 * config/arm/arm-protos.h
6203 * config/arm/arm.h: Delete all #ifdef AOF_ASSEMBLER blocks;
6204 make all #ifndef AOF_ASSEMBLER blocks unconditional. Also
6205 delete aof_pic_label and remove mention of AOF in comments.
6206 * config/arm/arm.md: Delete patterns used only for AOF assembly.
6208 * config/arm/semiaof.h
6209 * config/arm/t-semi: Delete file.
6211 2007-09-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6213 * system.h (CONST_CAST2, CONST_CAST_TREE, CONST_CAST_RTX,
6214 CONST_CAST_BB): New macros for type-specific casts.
6215 (CONST_CAST): Add a TYPE parameter and define it in terms of
6218 * c-decl.c (c_make_fname_decl): Supply a TYPE for CONST_CAST.
6219 * c-lex.c (cb_ident, lex_string): Likewise,
6220 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise,
6221 * config/i386/i386.c (ix86_function_regparm,
6222 ix86_function_sseregparm): Use CONST_CAST_TREE.
6223 * config/mmix/mmix.c (mmix_encode_section_info): Supply a TYPE for
6225 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
6226 give_switch, set_multilib_dir): Likewise,
6227 * gengtype-parse.c (string_seq, typedef_name): Likewise,
6228 * gimple-low.c (block_may_fallthru): Use CONST_CAST_TREE.
6229 * jump.c (reversed_comparison_code_parts): Use CONST_CAST_RTX.
6230 * passes.c (execute_one_pass): Supply a TYPE for CONST_CAST.
6231 * prefix.c (update_path): Likewise,
6232 * pretty-print.c (pp_base_destroy_prefix): Likewise,
6233 * rtlanal.c (keep_with_call_p): Use CONST_CAST_RTX.
6234 * tree-cfg.c (tree_can_merge_blocks_p,
6235 tree_block_ends_with_condjump_p): Use CONST_CAST_BB.
6236 * tree-eh.c (lookup_stmt_eh_region_fn): USe CONST_CAST_TREE.
6237 * tree.c (build_string): Supply a TYPE for CONST_CAST.
6238 (attribute_list_contained): Use CONST_CAST_TREE.
6240 2007-09-03 Krister Walfridsson <cato@df.lth.se>
6242 * config/netbsd-elf.h (USE_LD_AS_NEEDED): Define.
6244 2007-09-03 Richard Sandiford <richard@codesourcery.com>
6247 * optabs.c (avoid_expensive_constant): Canonicalize CONST_INTs
6248 before forcing them into a register.
6250 2007-09-03 Richard Sandiford <richard@codesourcery.com>
6252 * config/mips/mips.md (fetchop_bit): Use define_code_iterator
6253 rather than define_code_macro.
6255 2007-09-03 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
6257 * gcc.c (xputenv): New function.
6258 (putenv_from_prefixes): Use xputenv instead of putenv.
6259 (process_command): Use xputenv instead of putenv.
6260 (set_collect_gcc_options): Use xputenv instead of putenv.
6261 (main): Use xputenv instead of putenv.
6263 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
6265 * config/cris/cris.h (TARGET_HAS_SWAP): Defined to describe
6266 availability of swap instruction.
6267 * config/cris/cris.md (bswapsi2): Implement using swap instruction.
6269 2007-09-03 Revital Eres <eres@il.ibm.com>
6271 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Update
6274 2007-09-03 Vladimir Yanovsky <yanov@il.ibm.com>
6275 Ayal Zaks <zaks@il.ibm.com>
6276 Revital Eres <eres@il.ibm.com>
6278 * modulo-sched.c (ps_insert_empty_row, verify_partial_schedule,
6279 compute_split_row): New functions.
6280 (ps_unschedule_node): Remove.
6281 (normalize_sched_times): Iterate over the already scheduled
6282 insns instead of the number of nodes.
6283 (MAX_SPLIT_NUM): New definition.
6284 (sms_schedule_by_order): Change the scheduling heuristic to
6285 avoid useless increases of initiation interval ii.
6286 (get_sched_window): Add dump printouts.
6288 2007-09-02 David Daney <ddaney@avtrex.com>
6290 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP, UNSPEC_SYNC_OLD_OP,
6291 UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE): New define_constants.
6292 (optab, insn): Add more attributes.
6293 (fetchop_bit): New code macro.
6294 (immediate_insn): New code macro attribute.
6295 (sync): Change condition to ISA_HAS_SYNC.
6296 (rdhwr): Change predicate for operand 0 to register_operand.
6297 (memory_barrier): New expand.
6298 (sync_compare_and_swap<mode>, sync_add<mode>, sync_sub<mode>,
6299 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
6300 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
6301 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
6302 sync_new_nand<mode>, sync_lock_test_and_set<mode>): New insns.
6303 * config/mips/mips.h (ISA_HAS_SYNC, ISA_HAS_LL_SC): New ISA predicates.
6304 (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP, MIPS_SYNC_OLD_OP,
6305 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
6306 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): New Macros.
6308 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
6309 Hans-Peter Nilsson <hp@axis.com>
6311 * config/cris/cris.h (TARGET_HAS_LZ, CLZ_DEFINED_VALUE_AT_ZERO):
6312 Defined to describe availability and behavior of CLZ.
6313 * config/cris/cris.md (clzsi2): Implement using lz instruction.
6314 * config/cris/cris.opt: Tweak comment for "-metrax4".
6315 * config/cris/arit.c (LZ): When defined, define as __builtin_clz.
6316 * longlong.h [__CRIS__ && __CRIS_arch_version >= 3]
6317 (count_leading_zeros): Define.
6319 2007-09-01 Laurynas Biveinis <laurynas.biveinis@gmail.com>
6321 * ggc-page.c (ggc_pch_read): Call validate_free_objects.
6323 2007-09-02 Joseph Myers <joseph@codesourcery.com>
6326 * c-decl.c (grokdeclarator): Apply qualifiers to type of parameter
6329 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
6331 * config/arm/arm.c, config/rs6000/ppu_intrinsics.h,
6332 config/spu/spu.c, df-scan.c, fixed-value.c, fold-const.c,
6333 ginclude/tgmath.h, haifa-sched.c, optabs.c, recog.c,
6334 sched-deps.c, sched-int.h, system.h, target.h,
6335 tree-ssa-live.c, tree-vect-transform.c, tree-vectorizer.c,
6336 tree.def: Fix comment typos.
6338 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
6340 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove.
6341 (override_options): Turn on -mstrict-align on non-ColdFire
6343 * config/m68k/m68k.h (BIGGEST_ALIGNMENT): Update a comment.
6345 2007-09-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6347 * c-common.c (const_strip_array_types): Delete.
6348 * c-common.h (const_strip_array_types): Likewise.
6349 * emit-rtl.c (const_next_insn, const_previous_insn,
6350 const_next_nonnote_insn, const_prev_nonnote_insn,
6351 const_next_real_insn, const_prev_real_insn,
6352 const_next_active_insn, const_prev_active_insn, const_next_label,
6353 const_prev_label): Delete.
6354 * gimple-low.c (block_may_fallthru): Use expr_last.
6355 * jump.c (reversed_comparison_code_parts): Use prev_nonnote_insn.
6356 * rtl.h (const_previous_insn, const_next_insn,
6357 const_prev_nonnote_insn, const_next_nonnote_insn,
6358 const_prev_real_insn, const_next_real_insn,
6359 const_prev_active_insn, const_next_active_insn, const_prev_label,
6360 const_next_label): Delete.
6361 * rtlanal.c (keep_with_call_p): Use next_nonnote_insn.
6362 * system.h (CONST_CAST): Update comment.
6363 * tree-cfg.c (tree_can_merge_blocks_p): Use last_stmt.
6364 (const_first_stmt, const_last_stmt): Delete.
6365 (tree_block_ends_with_condjump_p): Use last_stmt.
6366 * tree-flow.h (const_first_stmt, const_last_stmt): Delete.
6367 * tree-iterator.c (const_expr_first, const_expr_last,
6368 const_expr_only): Delete.
6369 * tree.c (const_lookup_attribute): Likewise.
6370 (attribute_list_contained): Use lookup_attribute.
6371 * tree.h (const_lookup_attribute, const_expr_first,
6372 const_expr_last, const_expr_only): Delete.
6374 2007-09-01 Richard Guenther <rguenther@suse.de>
6376 * tree-ssa-alias.c (create_name_tags): Use TYPE_VOLATILE
6377 instead of TREE_THIS_VOLATILE.
6378 * tree-ssa-operands.c (add_virtual_operand): Do not set
6379 has_volatile_ops. Do not check s_ann for NULL.
6380 (get_indirect_ref_operands): Likewise.
6381 (get_expr_operands): Likewise. For all reference trees
6382 set has_volatile_ops based on TREE_THIS_VOLATILE. Also
6383 check base of reference for TREE_THIS_VOLATILE.
6385 2007-09-01 Richard Guenther <rguenther@suse.de>
6387 * tree-cfg.c (verify_gimple_expr): Fix check for conversions
6388 between integral types. Also allow conversions between
6391 2007-08-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
6393 * optabs.c (prepare_float_lib_cmp): Use
6394 libgcc_cmp_return_mode instead of word_mode.
6395 * config/dfp-bit.h: Likewise.
6396 * config/fp-bit.h: Likewise.
6397 * config/spu/spu.c (spu_libgcc_cmp_return_mode):
6399 (spu_libgcc_shift_count_mode): New function.
6400 (TARGET_LIBGCC_CMP_RETURN_MODE): Define.
6401 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Define.
6403 2007-08-31 Joseph Myers <joseph@codesourcery.com>
6405 * tree-pretty-print.c: Include output.h.
6406 (dump_decl_name, dump_generic_node): Use %wd with pp_printf, not
6407 HOST_WIDE_INT_PRINT_DEC.
6408 * Makefile.in (tree-pretty-print.o): Add dependency on output.h.
6410 2007-08-31 Zdenek Dvorak <ook@ucw.cz>
6412 PR rtl-optimization/33224
6413 * loop-iv.c (latch_dominating_def): Check that the definition belongs
6414 to the analysed region.
6416 2007-08-31 Richard Guenther <rguenther@suse.de>
6418 * function.c (allocate_struct_function): Do not set
6419 current_function_returns_pointer.
6420 * function.h (struct var_refs_queue): Remove.
6421 (struct simple_obstack_stack): Likewise.
6422 (struct function): Remove fixup_var_refs_queue member.
6423 Remove returns_pointer flag.
6424 (current_function_returns_pointer): Remove define.
6426 2007-08-31 Nick Clifton <nickc@redhat.com>
6428 * tree-ssa-coalesce.c (compare_pairs): Use the elements as
6429 secondary keys in order to obtain a stable sort.
6431 2007-08-31 Nick Clifton <nickc@redhat.com>
6434 * config/m32r/constraints.md: Add W constraint for integer zero.
6435 * config/m32r/m32r.md (get_pc): Use W and i constraints.
6436 Fix length calculation by using alternatives.
6438 2007-08-31 Richard Sandiford <richard@codesourcery.com>
6440 * optabs.c (shift_optab_p, commutative_optab_p): New functions,
6441 split out from expand_binop.
6442 (avoid_expensive_constant): New function.
6443 (expand_binop_directly): Remove commutative_op argument and
6444 (expand_binop_directly): Remove commutative_op argument and
6445 call cummutative_optab_p instead. Do not change op0 or op1
6446 when swapping xop0 and xop1. Apply avoid_expensive_constant
6447 to each argument after potential swapping. Enforce the
6448 canonical order of commutative operands.
6449 (expand_binop): Use shift_optab_p and commutative_optab_p.
6450 Update the calls to expand_binop_directly. Only force constants
6451 into registers when widening an operation. Only swap operands
6452 once a direct expansion has been rejected.
6453 (expand_twoval_binop): Only force constants into registers when
6454 using a direct expansion.
6456 2007-08-31 Maxim Kuvyrkov <maxim@codesourcery.com>
6458 * sched-deps.c (update_dep): Mark arguments with ATTRIBUTE_UNUSED.
6459 (sched_analyze_insn): Don't postprocess speculative dependencies when
6460 target has no scheduling.
6461 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Fix
6462 'uninitialized' warning.
6464 2007-08-31 Richard Guenther <rguenther@suse.de>
6466 * tree.c (build_complex_type): Always set TYPE_NAME for
6469 2007-08-31 Olivier Hainque <hainque@adacore.com>
6471 * config/rs6000/xcoff.h (XCOFF_CSECT_DEFAULT_ALIGNMENT_STR): New
6472 internal macro. Default alignment factor for csect directives, chosen
6473 to match what BIGGEST_ALIGNMENT allows.
6474 (DATA_SECTION_ASM_OP): Use it.
6475 * config/rs6000/rs6000.c
6476 (rs6000_xcoff_output_readonly_section_asm_op):
6477 Use XCOFF_CSECT_DEFAULT_ALIGNMENT_STR.
6478 (rs6000_xcoff_output_readwrite_section_asm_op): Likewise.
6480 2007-08-31 Olivier Hainque <hainque@adacore.com>
6482 * dbxout.c (dbxout_block): Move declaration within the first
6483 #if defined (DBX_DEBUGGING_INFO) block. Rearrange another such
6484 block to include the definition, together with the associated
6487 2007-08-31 David Edelsohn <edelsohn@gnu.org>
6488 Revital Eres <eres@il.ibm.com>
6490 * doc/invoke.texi (-mpaired): Document flag.
6491 * config.gcc: Include paired.h in powerpc extra_headers and
6492 750cl.h in powerpc-*-linux*paired*.
6493 * config/rs6000/rs6000.opt (-mpaired): New flag.
6494 * config/rs6000/rs6000.c (paired_init_builtins,
6495 paired_expand_builtin, paired_expand_lv_builtin,
6496 paired_expand_stv_builtin, paired_expand_predicate_builtin):
6497 New functions to support the paired single builtin functions.
6498 (rs6000_hard_regno_mode_ok): Handle PAIRED_VECTOR_MODE.
6499 (def_builtin, bdesc_3arg, bdesc_2arg, bdesc_1arg): Add paired
6501 (bdesc_paired_preds): New structure for paired predicate
6503 (rs6000_expand_builtin): Expand paired single builtins.
6504 (rs6000_init_builtins): Init paired single builtins.
6505 (rs6000_common_init_builtins): Add v2sf_ftype_v2sf_v2sf_v2sf.
6506 Rename v2sf_ftype_v2sf_v2sf to v2sf_ftype_v2sf_v2sf_spe
6507 and v2sf_ftype_v2sf_spe to v2sf_ftype_v2sf. Add new types
6508 v2sf_ftype_v2sf_v2sf and v2sf_ftype_v2sf.
6509 (rs6000_vector_mode_supported_p): Support paired vector mode.
6510 * config/rs6000/rs6000.h: (UNITS_PER_PAIRED_WORD,
6511 PAIRED_VECTOR_MODE, PAIRED_SIMD_REGNO_P, TARGET_PAIRED_FLOAT):
6513 (LOCAL_ALIGNMENT): Handle PAIRED_VECTOR_MODE.
6514 (DATA_ALIGNMENT): Likewise.
6515 (UNITS_PER_SIMD_WORD): Handle PAIRED_VECTOR_MODE.
6516 (rs6000_builtins): Add PAIRED builtins.
6517 * config/rs6000/rs6000.md: Include paired.md.
6518 * config/rs6000/paired.h: New.
6519 * config/rs6000/paired.md: New.
6520 * config/rs6000/750cl.h: New.
6521 * config/rs6000/spe.md: Recognize movv2sf instruction for 750cl.
6523 2007-08-30 Ollie Wild <aaw@google.com>
6525 * c-opts.c (c_common_handle_option): Support -fno-directives-only.
6526 * gcc.c (default_compilers): Add -fno-directives-only to
6527 @assembler-with-cpp.
6529 2007-08-30 Sandra Loosemore <sandra@codesourcery.com>
6533 * regclass.c (initial_fixed_regs): Revert previous change and make
6535 (initial_call_used_regs): Likewise.
6536 (initial_call_really_used_regs): Delete, reverting previous addition.
6537 (initial_reg_names): Likewise.
6538 (init_reg_sets): Revert previous change.
6539 (saved_fixed_regs): New.
6540 (saved_call_used_regs): New.
6541 (saved_call_really_used_regs): New.
6542 (saved_reg_names): New.
6543 (save_register_info): New.
6544 (restore_register_info): New.
6545 (init_reg_sets_1): Replace reset of register info with call to
6546 restore_register_info.
6547 * rtl.h (save_register_info): Declare.
6548 * toplev.c (backend_init): Call save_register_info.
6550 2007-08-30 Laurynas Biveinis <laurynas.biveinis@gmail.com>
6552 * tree-ssa-propagate.c (set_rhs): Remove the copied annotation
6553 from the original statement.
6555 2007-08-30 Chao-ying Fu <fu@mips.com>
6557 * c-lex.c (interpret_fixed): Declare.
6558 (interpret_float): Process _Fract and _Accum.
6559 (interpret_fixed): New function.
6560 * final.c (output_addr_const): Process CONST_FIXED.
6561 * simplify-rtx.c (simplify_const_unary_operation): Handle US_NEG.
6562 (simplify_binary_operation_1): Handle US_ASHIFT, SS_MULT, US_MULT,
6564 (simplify_const_binary_operation): Handle SS_MULT, US_MULT, SS_DIV,
6566 (simplify_immed_subreg): Support CONST_FIXED.
6567 Process MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
6568 (simplify_subreg): Support CONST_FIXED.
6570 2007-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
6572 * config/rs6000/ppu_intrinsics.h: New file.
6573 * config.gcc (powerpc*-*-* <extra_headers>): Install
6576 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
6578 * cfg.c (dump_flow_info): Change to also print entry and exit
6580 * print-rtl.c (print_rtl_single): Allow to print rtl with
6583 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
6585 * df-core.h (df_dump_region): New function.
6586 * df.h (df_dump_region): New function.
6587 * loop-invariant.c (find_defs): Add call to df_dump_region.
6588 * loop-iv.c (iv_analysis_loop_init): Changed call from df_dump to
6591 2007-08-30 Jakub Jelinek <jakub@redhat.com>
6594 * config/rs6000/rs6000.c (rs6000_elf_in_small_data_p): Return
6595 true if any of the compare_section_name calls returned true,
6596 rather than if any returned false.
6598 2007-08-30 Richard Guenther <rguenther@suse.de>
6600 PR tree-optimization/33199
6601 * tree-ssa-structalias.c (handle_lhs_call): New function.
6602 (find_func_aliases): In non-IPA mode make sure that for
6603 calls that return a pointer we add a constraint for the
6604 result to point to anything.
6606 2007-08-30 Richard Guenther <rguenther@suse.de>
6608 * doc/invoke.texi (-mveclibabi): Document new target option.
6609 * config/i386/i386.opt (-mveclibabi): New target option.
6610 * config/i386/i386.c (ix86_veclib_handler): Handler for
6611 vectorization library support.
6612 (override_options): Handle the -mveclibabi option, initialize
6613 the vectorization library handler.
6614 (ix86_builtin_vectorized_function): As fallback call the
6615 vectorization library handler, if set.
6616 (ix86_veclibabi_acml): New static function for ACML ABI style
6617 vectorization support.
6619 2007-08-30 Jakub Jelinek <jakub@redhat.com>
6621 * config/rs6000/rs6000.c (rs6000_emit_sync): For QI or HI mode
6622 used_m, even if it is 32-bit aligned, adjust used_m MEM to have
6623 SImode and update m. Don't run gen_lowpart_common on arbitrary
6624 memory address, force it to register first.
6627 * dce.c (dce_process_block): Don't delete setters of
6628 artificially used registers.
6630 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6632 * config/s390/s390.md ("*add<mode>3_alc_carry1_cc",
6633 "*add<mode>3_alc_carry1_cconly", "*add<mode>3_alc_carry2_cc",
6634 "*add<mode>3_alc_carry2_cconly"): New insn definitions.
6636 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6638 * config/s390/s390.c (s390_expand_addcc): Emit canonical alc
6640 * config/s390/s390.md ("*add<mode>3_alc_cc", "*add<mode>3_alc",
6641 "addti3", "*adddi3_31z", "*scond<mode>"): Make alc pattern canonical.
6643 2007-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6645 * system.h: Activate -Wcast-qual as warning-only.
6647 2007-08-29 Paolo Bonzini <bonzini@gnu.org>
6650 * config/rs6000/rs6000.c (compare_section_name): New function.
6651 (rs6000_elf_in_small_data_p): Compare section prefixes instead
6654 2007-08-29 Olivier Hainque <hainque@adacore.com>
6656 * xcoffout.c: #include debug.h.
6657 * Makefile.in (xcoffout.o): Add debug.h dependency.
6659 2007-08-29 Uros Bizjak <ubizjak@gmail.com>
6661 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
6662 Change CONST_VECTOR_ELT to XVECEXP in elem calculation.
6664 2007-08-29 Richard Guenther <rguenther@suse.de>
6666 * tree-pretty-print.c (dump_generic_node): Print
6667 label DECL_UID as D.%u.
6668 * tree-dfa.c (dump_variable): Print DECL_UID as D.%u.
6670 2007-08-29 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
6672 * gcc/builtin-types.def (BT_FN_PTR_PTR_SIZE): New type.
6673 * gcc/builtins.def (BUILT_IN_REALLOC): New builtin.
6675 2007-08-29 Douglas Gregor <doug.gregor@gmail.com>
6678 * tree.c (build_type_attribute_qual_variant): Set canonical types
6679 on the final, unqualified attribute variant before building the
6682 2007-08-29 Jie Zhang <jie.zhang@analog.com>
6684 * config/bfin/bfin.c (bfin_expand_builtin): Fix the argument
6685 order of __builtin_bfin_cmplx_mac and __builtin_bfin_cmplx_msu.
6687 2007-08-29 Jie Zhang <jie.zhang@analog.com>
6690 2007-08-29 Jie Zhang <jie.zhang@analog.com>
6691 * config/bfin/bfin.md (composev2hi): Put operands into vector
6694 2007-08-29 Jie Zhang <jie.zhang@analog.com>
6696 * config/bfin/bfin.md (composev2hi): Put operands into vector
6699 2007-08-29 Jie Zhang <jie.zhang@analog.com>
6701 * config/bfin/bfin.c (bfin_expand_call): Inline PLT with l1_text
6702 attribute when appropriate.
6703 (bfin_handle_l1_text_attribute): New.
6704 (bfin_handle_l1_data_attribute): New.
6705 (bfin_attribute_table): Add attributes: l1_text, l1_data,
6706 l1_data_A and l1_data_B.
6707 * doc/extend.texi (node Function Attributes): Document l1_text
6709 (Variable Attributes): Add Blackfin subsection. Document l1_data,
6710 l1_data_A and l1_data_B variable attributes.
6712 2007-08-28 Jie Zhang <jie.zhang@analog.com>
6714 * config/bfin/bfin.opt (minline-plt): Add.
6715 * config/bfin/bfin.c (bfin_expand_call): Inline PLT when emit
6716 call to global functions.
6717 * doc/invoke.texi (Option Summary): Mention -minline-plt.
6718 (Blackfin Options): Document -minline-plt.
6720 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
6722 * config/m68k/m68k.c (m68k_get_function_kind): Assert we're never
6723 given a non-function.
6724 (m68k_ok_for_sibcall_p): Only sibcall functions of the same kind.
6726 2007-08-28 DJ Delorie <dj@redhat.com>
6728 * config/sh/sh.c (sh_gimplify_va_arg_expr): Fix sh2a support.
6730 2007-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6732 * system.h (CONST_CAST): Avoid union for gcc-4.0.x.
6734 2007-08-28 Richard Guenther <rguenther@suse.de>
6736 * tree.h (struct tree_function_decl): Increase size of
6737 function_code bitfield.
6739 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
6740 Kazu Hirata <kazu@codesourcery.com>
6742 * gcc/config/m68k/linux.h
6743 (M68K_HONOR_TARGET_STRICT_ALIGNMENT): Redefine as 0.
6744 * config/m68k/m68k.c (TARGET_RETURN_IN_MEMORY): New.
6745 (m68k_return_in_memory): New.
6746 * gcc/config/m68k/m68k.h (M68K_HONOR_TARGET_STRICT_ALIGNMENT):
6749 2007-08-28 Uros Bizjak <ubizjak@gmail.com>
6752 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
6753 Simplify nested VEC_SELECT (with optional VEC_CONCAT operator as
6754 operand) when top VEC_SELECT extracts scalar element.
6755 * config/i386/sse.md (*vec_extract_v4si_mem): New pattern.
6756 (*vec_extract_v4sf_mem): Ditto.
6758 2007-08-28 Jakub Jelinek <jakub@redhat.com>
6761 * passes.c (init_optimization_passes): Move pass_df_finish
6762 after pass_postreload sublist.
6764 PR rtl-optimization/33148
6765 * simplify-rtx.c (simplify_unary_operation_1): Only optimize
6766 (neg (lt X 0)) if X has scalar int mode.
6769 * dwarf2out.c (rtl_for_decl_init): If vector decl has CONSTRUCTOR
6770 initializer, use build_vector_from_ctor if possible to create
6771 VECTOR_CST out of it. If vector initializer is not VECTOR_CST
6772 even after this, return NULL.
6774 2007-08-28 Gabriel Dos Reis <gdr@integrable-solutions.net>
6776 * c-pretty-print.c (pp_c_constant): Handle COMPLEX_CST.
6778 2007-08-28 Richard Guenther <rguenther@suse.de>
6780 * tree.h (DECL_DISREGARD_INLINE_LIMITS): New.
6781 (struct tree_function_decl): Make function_code a bitfield.
6782 Add disregard_inline_limits flag.
6783 * cgraphunit.c (cgraph_process_new_functions): Check
6784 DECL_DISREGARD_INLINE_LIMITS instead of disregard_inline_limits_p.
6785 (cgraph_preserve_function_body_p): Likewise.
6786 * ipa-inline.c (compute_inline_parameters): Likewise.
6787 * c-decl.c (finish_function): Set DECL_DISREGARD_INLINE_LIMITS
6788 for GNU C extern inline functions.
6789 (merge_decls): Merge DECL_DISREGARD_INLINE_LIMITS.
6790 * tree-inline.c (disregard_inline_limits_p): Remove.
6791 * tree-inline.h (disregard_inline_limits_p): Likewise.
6792 * c-common.c (handle_always_inline_attribute): Set
6793 DECL_DISREGARD_INLINE_LIMITS.
6794 * langhooks.c (add_builtin_function): Verify the function code
6795 fits in the bitfield.
6797 2007-08-28 Mircea Namolaru <namolaru@il.ibm.com>
6798 Vladimir Yanovsky <yanov@il.ibm.com>
6799 Revital Eres <eres@il.ibm.com>
6800 Andrey Belevantsev <abel@ispras.ru>
6802 * config/spu/spu.md: Recognize doloop pattern when -fmodulo-sched
6804 * modulo-sched.c: Add documentation regarding do-loop.
6805 (doloop_register_get): Change number of arguments to support
6806 the new do-loop pattern and check whether COUNT_REG has no other
6807 occurences in the loop besides in the control part.
6808 (duplicate_insns_of_cycles): Do not duplicate the insn which
6809 changes count_reg as it is already adjusted.
6810 (generate_prolog_epilog): New argument to support the new
6811 do-loop pattern. Change the subtract instruction to use
6812 expand_simple_binop. Call duplicate_insns_of_cycles with new
6814 (sms_schedule): Call doloop_register_get and
6815 generate_prolog_epilog with new argument. Do not handle loops
6816 with single sets insns with subreg in their lhs.
6817 * loop-doloop.c (doloop_optimize): Support for another do-loop
6819 (doloop_condition_get): Gets an instruction instead of a pattern
6820 and change the return condition when the do-loop pattern is
6822 * ddg.c (create_ddg_dep_from_intra_loop_link): Handle only reg
6823 deps when considering to not create edges.
6825 2007-08-27 Alexandre Oliva <aoliva@redhat.com>
6827 * doc/extend.texi (gnu_inline funtion attribute): Document C++
6830 2007-08-27 Jason Merrill <jason@redhat.com>
6833 * gimplify.c (gimplify_modify_expr): Discard the assignment of
6834 zero-sized types after calling gimplify_modify_expr_rhs.
6836 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
6838 * regclass.c (init_reg_autoinc): Fix typo.
6840 2007-08-27 Daniel Berlin <dberlin@dberlin.org>
6842 Fix PR tree-optimization/33173
6843 * tree-ssa-alias.c (find_used_portions): Fix reversed test.
6845 2007-08-27 H.J. Lu <hongjiu.lu@intel.com>
6848 * config/i386/i386.h (VALID_DFP_MODE_P): New.
6849 * config/i386/i386.c (ix86_hard_regno_mode_ok): Allow DFP in
6852 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
6853 David Ung <davidu@mips.com>
6854 Nigel Stephens <nigel@mips.com>
6856 Separate target-specific initialization from general
6857 back-end initialization.
6859 * toplev.c (init_alignments): New, split out from...
6860 (process_options): ...here.
6861 (backend_init_target): New, split out from...
6862 (backend_init): ...here.
6863 (lang_dependent_init_target): New, split out from...
6864 (lang_dependent_init): ...here.
6865 (target_reinit): New.
6866 * toplev.h (target_reinit): Declare.
6867 * expr.c (init_expr_target): Renamed from init_expr_once, since it
6868 now can be called more than once. Update comments.
6869 * expr.h (init_expr_target): Likewise.
6870 * alias.c (init_alias_target): Renamed from init_alias_once, since it
6871 now can be called more than once. Explicitly zero
6872 static_reg_base_value.
6873 * emit-rtl.c (init_emit_regs): New, split out from...
6874 (init_emit_once): Here.
6875 * regclass.c (initial_fixed_regs, initial_call_used_regs): Make
6876 non-const, so that changes from command-line arguments can overwrite
6877 values provided by the static initializers.
6878 (initial_call_really_used_regs): New, used similarly to the above.
6879 (initial_reg_names): Likewise.
6880 (last_mode_for_init_move_cost): Promoted function-local static to
6881 file-scope static to make it accessible outside init_move_cost.
6882 (init_reg_sets): Do not initialize fixed_regs and call_used_regs yet.
6883 Do not initialize inv_reg_alloc_order yet, either. Do initialize
6884 reg_names since it is needed for parsing command-line options.
6885 (init_move_cost): Use last_mode_for_init_move_cost instead of
6886 function-local static.
6887 (init_reg_sets_1): Initialize fixed_regs, call_used_regs, and
6888 call_really_used_regs now. Reinitialize reg_names. Also
6889 initialize inv_reg_alloc_order. Zero reg_class_subunion and
6890 reg_class_superunion. Clear losing_caller_save_reg_set.
6891 Preserve global registers if called more than once. Reset
6892 move cost, may_move_in_cost, may_move_out_cost, and
6893 last_mode_for_init_move_cost.
6894 (init_reg_modes_target): Renamed from init_reg_modes_once, since it
6895 can now be invoked more than once. Update comments.
6896 (init_regs): Update comments.
6897 (fix_register): Update initial_fixed_regs, initial_call_used_regs,
6898 and initial_call_really_used_regs, instead of the non-initial
6899 variables. This allows us to save the command-line register settings
6900 after target reinitialization.
6901 (init_reg_autoinc): Zero forbidden_inc_dec_classes.
6902 * rtl.h (init_emit_regs): Declare.
6903 (init_reg_modes_target, init_alias_target): Renamed as described
6905 * reload1.c (init_reload): Update comments.
6906 * optabs.c (init_optabs): Likewise.
6907 * cfgloopanal.c (init_set_costs): Explicitly zero target_avail_regs.
6909 2007-08-26 Chao-ying Fu <fu@mips.com>
6911 * rtl.h (XCNMPFV): Preserve const-ness of parameters through use of
6914 2007-08-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6916 * alias.c (memory_modified_1, memory_modified_in_insn_p):
6918 * basic-block.h (tree_predicted_by_p, rtl_predicted_by_p):
6920 * bb-reorder.c (copy_bb_p): Likewise.
6921 * cfghooks.c (can_remove_branch_p, can_merge_blocks_p,
6922 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
6923 block_ends_with_condjump_p): Likewise.
6924 * cfghooks.h (can_remove_branch_p, can_merge_blocks_p,
6925 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
6926 block_ends_with_condjump_p): Likewise.
6927 * cfglayout.c (cfg_layout_can_duplicate_bb_p): Likewise.
6928 * cfgrtl.c (can_delete_note_p, can_delete_label_p,
6929 rtl_can_merge_blocks, cfg_layout_can_merge_blocks_p,
6930 rtl_block_ends_with_call_p, rtl_block_ends_with_condjump_p,
6931 need_fake_edge_p, rtl_can_remove_branch_p): Likewise.
6932 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Use
6933 debug_true_const_tree instad of debug_true_tree.
6934 * debug.c (do_nothing_debug_hooks): Likewise.
6935 * debug.h (ignore_block, debug_true_const_tree): Constify.
6936 * dwarf2out.c (stack_adjust_offset, clobbers_queued_reg_save,
6937 dwarf2out_ignore_block, is_pseudo_reg, is_tagged_type,
6938 decl_ultimate_origin, block_ultimate_origin, lookup_decl_loc,
6939 same_dw_val_p, add_ranges, is_subrange_type, type_is_enum,
6940 dbx_reg_number, is_based_loc, field_type,
6941 simple_type_align_in_bits, simple_decl_align_in_bits,
6942 simple_type_size_in_bits, field_byte_offset, insert_float,
6943 type_tag, member_declared_type, is_redundant_typedef,
6944 secname_for_decl, is_inlined_entry_point): Likewise.
6945 * emit-rtl.c (const_next_insn, const_previous_insn,
6946 const_next_nonnote_insn, const_prev_nonnote_insn,
6947 const_next_real_insn, const_prev_real_insn,
6948 const_next_active_insn, const_prev_active_insn, const_next_label,
6949 const_prev_label): Likewise.
6950 * except.h (lookup_stmt_eh_region_fn, lookup_stmt_eh_region):
6952 * haifa-sched.c (may_trap_exp, haifa_classify_insn,
6953 find_set_reg_weight, no_real_insns_p, find_set_reg_weight,
6954 sched_insn_is_legitimate_for_speculation_p): Likewise.
6955 * jump.c (reversed_comparison_code_parts,
6956 reversed_comparison_code, reversed_comparison, condjump_label):
6958 * predict.c (rtl_predicted_by_p, tree_predicted_by_p): Likewise.
6959 * reg-stack.c (stack_regs_mentioned_p, stack_regs_mentioned):
6961 * rtl.h (const_previous_insn, const_next_insn,
6962 const_prev_nonnote_insn, const_next_nonnote_insn,
6963 const_prev_real_insn, const_next_real_insn,
6964 const_prev_active_insn, const_next_active_insn, const_prev_label,
6965 const_next_label, modified_between_p, modified_in_p,
6966 const_note_storeskeep_with_call_p, condjump_label,
6967 reversed_comparison, reversed_comparison_code,
6968 reversed_comparison_code_parts, memory_modified_in_insn_p,
6969 stack_regs_mentioned): Likewise.
6970 * rtlanal.c (modified_between_p, modified_in_p, const_note_stores,
6971 keep_with_call_p): Likewise.
6972 * sched-deps.c (deps_may_trap_p, sched_get_condition,
6973 conditions_mutex_p, sched_insns_conditions_mutex_psd_next_list,
6974 sd_lists_size, sd_lists_empty_p): Likewise.
6975 * sched-int.h (sched_insns_conditions_mutex_p,
6976 haifa_classify_insn, no_real_insns_p,
6977 sched_insn_is_legitimate_for_speculation_p, sd_next_list,
6978 sd_lists_size, sd_lists_empty_p): Likewise.
6979 * sdbout.c (sdb_debug_hooks): Likewise.
6980 * tree-cfg.c (tree_can_merge_blocks_p, is_ctrl_altering_stmt,
6981 stmt_ends_bb_p, tree_can_remove_branch_p, tree_can_duplicate_bb_p,
6982 -tree_block_ends_with_call_p, tree_block_ends_with_condjump_p):
6984 * tree-eh.c (lookup_stmt_eh_region_fn, lookup_stmt_eh_region,
6985 tree_can_throw_internal): Likewise.
6986 * tree-flow-inline.h (phi_nodes): Likewise.
6987 * tree-flow.h (phi_nodesstmt_ends_bb_p, is_ctrl_altering_stmt,
6988 tree_can_throw_internal, lookup_stmt_eh_region): Likewise.
6989 * tree-gimple.c (const_get_call_expr_in): Likewise.
6990 * tree-gimple.h (const_get_call_expr_in): Likewise.
6991 * tree.c (const_lookup_attribute, attribute_list_equal,
6992 attribute_list_contained): Likewise.
6993 * tree.h (attribute_list_equal, attribute_list_contained,
6994 const_lookup_attribute): Likewise.
6995 * vmsdbgout.c (vmsdbgout_ignore_block): Likewise.
6997 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
6999 * tree-ssa-sccvn.c, tree-ssa-sccvn.h, tree-vn.c,
7000 tree-ssa-pre.c: Remove unnecessary trailing whitespace.
7002 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
7005 * config/alpha/constraints.md: Delete "svn:mime-type" property
7006 with svn propdel "svn:mime-type".
7008 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
7011 * ifcvt.c (noce_get_alt_condition): Make sure that the previous
7012 non NOTE insn doesn't cross basic block.
7013 (noce_try_abs): Likewise.
7014 (noce_process_if_block): Likewise.
7016 2007-08-26 David Edelsohn <edelsohn@gnu.org>
7019 * config/rs6000/predicates.md (offsettable_mem_operand): Memory
7020 operand without auto-inc-dec.
7021 * config/rs6000/rs6000.md (floatsidf2_internal): Use
7022 offsettable_mem_operand.
7023 (floatunssidf2_internal): Same.
7024 (fix_truncdfsi2_internal): Same.
7025 (floatsidf_ppc64): Same.
7026 (floatunssidf_ppc64): Same.
7027 (fix_trunctfsi2_internal): Same.
7029 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
7032 * Makefile.in (libbackend.o): Add gcov-iov.h dependency and
7033 pass defines needed for version.c.
7035 2007-08-25 Joseph Myers <joseph@codesourcery.com>
7037 * configure.ac (--debug-prefix-map check): Change assembler
7038 version presumed to have feature to 2.18.
7039 * configure: Regenerate.
7041 2007-08-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7043 * c-common.c (vector_types_convertible_p,
7044 decl_with_nonnull_addr_p, c_promoting_integer_type_p,
7045 self_promoting_args_p): Constify.
7046 * c-common.h (has_c_linkage, decl_with_nonnull_addr_p,
7047 c_promoting_integer_type_p, self_promoting_args_p,
7048 anon_aggr_type_p, vector_types_convertible_p): Likewise.
7049 * c-decl.c (anon_aggr_type_p): Likewise.
7050 * * c-dump.c (dump_stmt): Likewise.
7051 * c-objc-common.c (has_c_linkage): Likewise.
7052 * c-tree.h (same_translation_unit_p): Likewise.
7053 * c-typeck.c (null_pointer_constant_p,
7054 tagged_types_tu_compatible_p, function_types_compatible_p,
7055 type_lists_compatible_p, lvalue_or_else, lvalue_p,
7056 comptypes_internal, struct tagged_tu_seen_cache,
7057 same_translation_unit_p, alloc_tagged_tu_seen_cache,
7058 c_size_in_bytes): Likewise.
7059 * ggc-common.c (compare_ptr_data, hash_descriptor, eq_descriptor,
7060 hash_ptr, eq_ptr): Likewise.
7061 * langhooks-def.h (lhd_decl_ok_for_sibcall,
7062 LANG_HOOKS_OMP_PRIVATIZE_BY_REFERENCE): Likewise.
7063 * langhooks.c (lhd_decl_ok_for_sibcall): Likewise.
7064 * langhooks.h (ok_for_sibcall, omp_privatize_by_reference):
7066 * optabs.c (optab_for_tree_code): Likewise.
7067 * optabs.h (optab_for_tree_code): Likewise.
7068 * rtl.h (simplify_rtx): Likewise.
7069 * simplify-rtx.c (simplify_rtx): Likewise.
7070 * tree-dump.c (queue, queue_and_dump_index, queue_and_dump_type,
7071 dump_flag, dump_node): Likewise.
7072 * tree-dump.h (struct dump_info, dump_stmt, queue_and_dump_index,
7073 queue_and_dump_type, dump_flag): Likewise.
7074 * tree-flow.h (vect_can_force_dr_alignment_p): Likewise.
7075 * tree-pass.h (dump_node): Likewise.
7076 * tree-vectorizer.c (vect_can_force_dr_alignment_p,
7077 supportable_narrowing_operation): Likewise.
7078 * tree-vectorizer.h (vect_can_force_dr_alignment_p,
7079 supportable_narrowing_operation): Likewise.
7080 * tree-vrp.c (needs_overflow_infinity, supports_overflow_infinity,
7081 is_negative_overflow_infinity, is_positive_overflow_infinity,
7082 is_overflow_infinity, vrp_val_is_max, vrp_val_is_min,
7083 nonnull_arg_p, get_value_range, vrp_operand_equal_p,
7084 update_value_range, add_equivalence, ssa_name_nonnegative_p,
7085 ssa_name_nonzero_p, fp_predicate): Likewise.
7086 * tree.c (auto_var_in_fn_p, empty_body_p): Likewise.
7087 * tree.h (empty_body_p, auto_var_in_fn_p, ssa_name_nonzero_p,
7088 ssa_name_nonnegative_p): Likewise.
7090 2007-08-25 Hans Kester <hans.kester@ellips.nl>
7092 * config.gcc : Add x86_64-elf target.
7094 2007-08-25 Jakub Jelinek <jakub@redhat.com>
7096 * expr.c (store_expr): Fix order of store_by_pieces arguments.
7098 2007-08-24 Sandra Loosemore <sandra@codesourcery.com>
7099 Nigel Stephens <nigel@mips.com>
7103 * doc/tm.texi (SET_RATIO, SET_BY_PIECES_P): Document new macros.
7104 (STORE_BY_PIECES_P): No longer applies to __builtin_memset.
7105 * expr.c (SET_BY_PIECES_P): Define.
7106 (can_store_by_pieces, store_by_pieces): Add MEMSETP argument; use
7107 it to decide whether to use SET_BY_PIECES_P or STORE_BY_PIECES_P.
7108 (store_expr): Pass MEMSETP argument to can_store_by_pieces and
7110 * expr.h (SET_RATIO): Define.
7111 (can_store_by_pieces, store_by_pieces): Update prototypes.
7112 * builtins.c (expand_builtin_memcpy): Pass MEMSETP argument to
7113 can_store_by_pieces/store_by_pieces.
7114 (expand_builtin_memcpy_args): Likewise.
7115 (expand_builtin_strncpy): Likewise.
7116 (expand_builtin_memset_args): Likewise. Also remove special case
7117 for optimize_size so that can_store_by_pieces/SET_BY_PIECES_P can
7118 decide what to do instead.
7119 * value-prof.c (tree_stringops_transform): Pass MEMSETP argument
7120 to can_store_by_pieces.
7122 * config/sh/sh.h (SET_BY_PIECES_P): Clone from STORE_BY_PIECES_P.
7123 * config/s390/s390.h (SET_BY_PIECES_P): Likewise.
7125 * config/mips/mips.opt (mmemcpy): Change from Var to Mask.
7126 * config/mips/mips.c (override_options): Make -Os default to -mmemcpy.
7127 * config/mips/mips.h (MIPS_CALL_RATIO): Define.
7128 (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Define.
7129 (STORE_BY_PIECES_P): Define.
7131 2007-08-24 Tom Tromey <tromey@redhat.com>
7133 * varpool.c (varpool_last_needed_node): Fix comment typo.
7134 * c-decl.c (duplicate_decls): Fix comment typo.
7135 (clone_underlying_type): Update comment.
7137 2007-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7139 * config/alpha/alpha.c (alpha_mangle_type, decl_has_samegp,
7140 alpha_in_small_data_p, alpha_split_complex_arg,
7141 alpha_stdarg_optimize_hook, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
7143 * config/arm/arm-protos.h (arm_mangle_type): Likewise.
7144 * config/arm/arm.c (arm_comp_type_attributes, arm_mangle_type):
7146 * config/bfin/bfin.c (funkind, bfin_comp_type_attributes,
7147 TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
7148 * config/darwin-protos.h (darwin_binds_local_p): Likewise.
7149 * config/darwin.c (darwin_binds_local_p): Likewise.
7150 * config/frv/frv.c (frv_string_begins_with, frv_in_small_data_p):
7152 * config/i386/i386-protos.h (i386_pe_binds_local_p,
7153 i386_pe_valid_dllimport_attribute_p): Likewise.
7154 * config/i386/i386.c (ix86_function_regparm,
7155 ix86_comp_type_attributes, ix86_ms_bitfield_layout_p,
7156 x86_can_output_mi_thunk, ix86_mangle_type,
7157 TARGET_USE_BLOCKS_FOR_CONSTANT_P): Likewise.
7158 * config/i386/winnt.c (i386_pe_valid_dllimport_attribute_p,
7159 i386_pe_binds_local_p): Likewise.
7160 * config/ia64/ia64.c
7161 (ia64_first_cycle_multipass_dfa_lookahead_guard_spec,
7162 ia64_needs_block_p, ia64_in_small_data_p, ia64_mangle_type,
7163 ia64_invalid_conversion, ia64_invalid_unary_op,
7164 ia64_invalid_binary_op, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
7166 * config/m32c/m32c.c (m32c_comp_type_attributes): Likewise.
7167 * config/m32r/m32r.c (m32r_in_small_data_p): Likewise.
7168 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
7169 * config/mips/mips.c (mips_use_blocks_for_constant_p,
7170 mips_in_small_data_p, mips_use_anchors_for_symbol_p,
7171 mips_comp_type_attributes, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
7172 mips_near_type_p, mips_far_type_p, mips_global_symbol_p,
7173 mips_symbol_binds_local_p, mips_classify_symbol): Likewise.
7174 * config/pa/pa.c (pa_commutative_p): Likewise.
7175 * config/rs6000/rs6000-protos.h (rs6000_elf_in_small_data_p):
7177 * config/rs6000/rs6000.c (rs6000_invalid_within_doloop,
7178 rs6000_ms_bitfield_layout_p, rs6000_mangle_type,
7179 rs6000_use_blocks_for_constant_p,
7180 rs6000_vector_alignment_reachable, rs6000_is_opaque_type,
7181 invalid_arg_for_unprototyped_fn, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
7182 TARGET_SPLIT_COMPLEX_ARG, rs6000_elf_in_small_data_p): Likewise.
7183 * config/s390/s390.c (s390_mangle_type,
7184 TARGET_ASM_CAN_OUTPUT_MI_THUNK, TARGET_INVALID_WITHIN_DOLOOP):
7186 * config/score/score.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
7187 th_in_small_data_p): Likewise.
7188 * config/sh/sh.c (sh_ms_bitfield_layout_p,
7189 sh_dwarf_calling_convention, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
7191 * config/sparc/sparc.c (sparc_can_output_mi_thunk,
7192 sparc_mangle_type): Likewise.
7193 * config/spu/spu.c (spu_vector_alignment_reachable): Likewise.
7194 * config/xtensa/xtensa.c (TARGET_SPLIT_COMPLEX_ARG): Likewise.
7195 * emit-rtl.c (const_fixed_htab_hash, const_fixed_htab_eq):
7197 * hooks.c (hook_bool_mode_const_rtx_false,
7198 hook_bool_mode_const_rtx_true,
7199 hook_bool_const_tree_hwi_hwi_const_tree_false,
7200 hook_bool_const_tree_hwi_hwi_const_tree_true,
7201 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
7202 hook_constcharptr_const_tree_null,
7203 hook_constcharptr_const_rtx_null,
7204 hook_constcharptr_const_tree_const_tree_null,
7205 hook_constcharptr_int_const_tree_null,
7206 hook_constcharptr_int_const_tree_const_tree_null): New.
7207 (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
7208 hook_bool_tree_hwi_hwi_tree_false,
7209 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
7210 hook_int_tree_tree_1, hook_constcharptr_tree_null,
7211 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
7212 hook_constcharptr_int_tree_null,
7213 hook_constcharptr_int_tree_tree_null): Delete.
7214 (default_can_output_mi_thunk_no_vcall): Constify.
7215 * hooks.h (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
7216 hook_bool_tree_hwi_hwi_tree_false,
7217 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
7218 hook_int_tree_tree_1, hook_constcharptr_tree_null,
7219 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
7220 hook_constcharptr_int_tree_null,
7221 hook_constcharptr_int_tree_tree_null): Delete.
7222 (hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true,
7223 hook_bool_const_tree_hwi_hwi_const_tree_false,
7224 hook_bool_const_tree_hwi_hwi_const_tree_true,
7225 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
7226 hook_constcharptr_const_tree_null,
7227 hook_constcharptr_const_rtx_null,
7228 hook_constcharptr_const_tree_const_tree_null,
7229 hook_constcharptr_int_const_tree_null,
7230 hook_constcharptr_int_const_tree_const_tree_null): New.
7231 (default_can_output_mi_thunk_no_vcall): Constify.
7232 * integrate.c (function_attribute_inlinable_p): Likewise.
7233 * integrate.h (function_attribute_inlinable_p): Likewise.
7234 * jump.c (rtx_renumbered_equal_p): Likewise.
7235 * output.h (decl_readonly_section, categorize_decl_for_section,
7236 default_use_anchors_for_symbol_p, default_binds_local_p,
7237 default_binds_local_p_1): Likewise.
7238 * rtl.h (rtx_renumbered_equal_p, decl_default_tls_model):
7240 * target-def.h (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
7241 TARGET_VALID_DLLIMPORT_ATTRIBUTE_P, TARGET_VECTOR_OPAQUE_P,
7242 TARGET_COMMUTATIVE_P, TARGET_USE_BLOCKS_FOR_CONSTANT_P,
7243 TARGET_COMP_TYPE_ATTRIBUTES,
7244 TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P,
7245 TARGET_MS_BITFIELD_LAYOUT_P, TARGET_MANGLE_TYPE,
7246 TARGET_IN_SMALL_DATA_P, TARGET_INVALID_CONVERSION,
7247 TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP,
7248 TARGET_DWARF_CALLING_CONVENTION): Likewise.
7249 * target.h (can_output_mi_thunk, needs_block_p,
7250 first_cycle_multipass_dfa_lookahead_guard_spec,
7251 vector_alignment_reachable, comp_type_attributes,
7252 function_attribute_inlinable_p, ms_bitfield_layout_p, mangle_type,
7253 commutative_p, use_blocks_for_constant_p,
7254 use_anchors_for_symbol_p, in_small_data_p, binds_local_p,
7255 vector_opaque_p, dwarf_calling_convention, stdarg_optimize_hook,
7256 invalid_within_doloop, valid_dllimport_attribute_p,
7257 split_complex_arg, invalid_arg_for_unprototyped_fn,
7258 invalid_conversion, invalid_unary_op, invalid_binary_op):
7260 * targhooks.c (default_invalid_within_doloop,
7261 hook_invalid_arg_for_unprototyped_fn,
7262 default_builtin_vector_alignment_reachable): Likewise.
7263 (hook_bool_rtx_commutative_p): Delete.
7264 (hook_bool_const_rtx_commutative_p): New.
7265 * targhooks.h (default_invalid_within_doloop,
7266 default_builtin_vector_alignment_reachable,
7267 hook_invalid_arg_for_unprototyped_fn): Constify.
7268 (hook_bool_rtx_commutative_p): Delete.
7269 (hook_bool_const_rtx_commutative_p): New.
7270 * varasm.c (bss_initializer_p, decl_default_tls_model,
7271 categorize_decl_for_section, decl_readonly_section,
7272 default_use_anchors_for_symbol_p, default_binds_local_p,
7273 default_binds_local_p_1): Constify.
7275 2007-08-24 Jie Zhang <jie.zhang@analog.com>
7277 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
7278 __NO_BUILTIN if -fno-builtin.
7280 2007-08-24 Jie Zhang <jie.zhang@analog.com>
7282 * config/bfin/bfin.c (print_operand): Report error instead of
7283 ICE for wrong operand.
7285 2007-08-24 Michael Matz <matz@suse.de>
7287 * Makefile.in (GTFILES_H): Use $(patsubst) instead of $(subst).
7289 2007-08-24 Richard Guenther <rguenther@suse.de>
7292 * tree-ssa.c (useless_type_conversion_p): Split into a
7293 recursive and a non-recursive part.
7294 (useless_type_conversion_p_1): New function.
7295 * tree-ssa-ccp.c (fold_stmt_r): Make sure that the result
7296 from maybe_fold_offset_to_reference is trivially convertible
7297 to the desired type before doing the simplification.
7299 2007-08-24 Jakub Jelinek <jakub@redhat.com>
7301 * expr.c (store_expr): Optimize initialization of an array
7303 * expr.h (builtin_strncpy_read_str): New prototype.
7304 * builtins.c (builtin_strncpy_read_str): Remove prototype.
7307 2007-08-24 Uros Bizjak <ubizjak@gmail.com>
7310 * ifcvt.c (noce_find_if_block): Do not clear if_info.cond_earliest
7311 field when initializing if_info structure.
7313 2007-08-24 Richard Guenther <rguenther@suse.de>
7315 * Makefile.in (tree-inline.o): Add $(TARGET_H) and $(INTEGRATE_H)
7317 * c-objc-common.c (c_cannot_inline_tree_fn): Remove.
7318 * langhooks.c (lhd_tree_inlining_cannot_inline_tree_fn): Likewise.
7319 * tree-inline.c (inlinable_function_p): Fold in common parts of
7320 the cannot_inline_tree_fn langhook.
7321 * langhooks-def.h (lhd_tree_inlining_cannot_inline_tree_fn): Remove.
7322 (LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN): Likewise.
7323 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
7324 cannot_inline_tree_fn langhook.
7325 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
7326 cannot_inline_tree_fn member.
7328 2007-08-24 Richard Guenther <rguenther@suse.de>
7330 * expr.c (get_inner_reference): Do computation of bitoffset
7331 from offset in a way we can detect overflow reliably.
7333 2007-08-24 Jie Zhang <jie.zhang@analog.com>
7335 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define for uClibc.
7337 2007-08-24 Jie Zhang <jie.zhang@analog.com>
7339 * config/bfin/bfin.opt (mfast-fp): Add.
7340 * config/bfin/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Let
7341 libbffastfp override libgcc if -mfast-fp.
7342 * config/bfin/bfin.h (LINK_GCC_C_SEQUENCE_SPEC): Likewise.
7343 * doc/invoke.texi (Option Summary): Mention -mfast-fp.
7344 (Blackfin Options): Document -mfast-fp.
7346 2007-08-24 Jakub Jelinek <jakub@redhat.com>
7348 PR tree-optimization/32573
7350 * tree-data-ref.c (initialize_data_dependence_relation): Clear
7351 DDR_SUBSCRIPTS, DDR_DIR_VECTS and DDR_DIST_VECTS at the beginning.
7352 (finalize_ddr_dependent): Clear DDR_SUBSCRIPTS after freeing it.
7353 (build_classic_dist_vector): Return false rather than true if
7354 DDR_ARE_DEPENDENT is non-NULL at the beginning. Return false
7355 if either subscript_dependence_tester_1 or build_classic_dist_vector_1
7356 returned false. Don't call save_dist_v before calling
7357 build_classic_dist_vector_1.
7358 (free_dependence_relation): Don't guard freeing DDR_SUBSCRIPTS
7359 with NULL DDR_ARE_DEPENDENT. Also free DDR_DIST_VECTS and/or
7360 DDR_DIR_VECTS vectors.
7362 2007-08-23 Brian Sidebotham <brian.sidebotham@gmail.com>
7364 * configure.ac (leb128): Modify sed statement to work with any
7365 binutils version string.
7366 * configure: Regenerate
7368 2007-08-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7370 * config/arc/arc-protos.h arc_select_cc_mode, gen_compare_reg):
7371 Wrap in RTX_CODE macro guard.
7372 * config/arm/pe.c (arm_dllexport_p, arm_dllimport_p,
7373 arm_dllexport_name_p, arm_dllimport_name_p, arm_mark_dllexport,
7374 arm_mark_dllimport, arm_pe_encode_section_info,
7375 arm_pe_unique_section): Use ISO-C function declarations.
7376 * config/c4x/c4x-c.c (c4x_parse_pragma, c4x_pr_CODE_SECTION,
7377 c4x_pr_DATA_SECTION, c4x_pr_FUNC_IS_PURE,
7378 c4x_pr_FUNC_NEVER_RETURNS, c4x_pr_INTERRUPT, c4x_pr_ignored):
7380 * config/iq2000/iq2000.h (ASM_OUTPUT_SKIP): Fix format warning.
7381 * config/m68hc11/m68hc11.h (ASM_OUTPUT_EXTERNAL): Undef before
7383 * config/mips/mips.h (ASM_DECLARE_OBJECT_NAME): Fix format
7385 * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Likewise.
7386 * config/pdp11/pdp11.c (pdp11_output_function_epilogue): Likewise.
7387 (register_move_cost): Use ISO-C function declarations.
7388 * config/pdp11/pdp11.h (PRINT_OPERAND): Fix format warnings.
7389 * config/score/score-protos.h (score_declare_object): Add
7391 * config/score/score.h (ASM_DECLARE_OBJECT_NAME): Fix format
7393 * final.c (profile_function): Avoid empty if-bodies.
7396 * calls.c (must_pass_in_stack_var_size,
7397 must_pass_in_stack_var_size_or_pad): Constify.
7398 * config/alpha/alpha-protos.h (function_value): Likewise.
7399 * config/alpha/alpha.c (alpha_return_in_memory,
7400 alpha_pass_by_reference, function_value,
7401 unicosmk_must_pass_in_stack, TARGET_PROMOTE_FUNCTION_ARGS,
7402 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
7404 * config/arc/arc.c (arc_return_in_memory, arc_pass_by_reference,
7405 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
7406 TARGET_PROMOTE_PROTOTYPES): Likewise.
7407 * config/arm/arm-protos.h (arm_return_in_memory,
7408 arm_pad_arg_upward, arm_function_value): Likewise.
7409 * config/arm/arm.c (arm_pass_by_reference,
7410 arm_promote_prototypes, arm_return_in_msb, arm_must_pass_in_stack,
7411 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
7412 arm_function_value, arm_return_in_memory, arm_pad_arg_upward):
7414 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
7415 * config/avr/avr-protos.h (avr_function_value): Likewise.
7416 * config/avr/avr.c (avr_return_in_memory,
7417 gas_output_limited_string, gas_output_ascii, avr_function_value,
7418 avr_return_in_memory): Likewise.
7419 * config/bfin/bfin-protos.h (bfin_return_in_memory): Likewise.
7420 * config/bfin/bfin.c (bfin_pass_by_reference,
7421 bfin_return_in_memory, TARGET_PROMOTE_PROTOTYPES,
7422 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN):
7424 * config/cris/cris.c (cris_pass_by_reference,
7425 TARGET_PROMOTE_FUNCTION_ARGS): Likewise.
7426 * config/crx/crx.c (crx_return_in_memory): Likewise.
7427 * config/darwin.c (function_base, machopic_function_base_name):
7429 * config/fr30/fr30.c (fr30_must_pass_in_stack,
7430 TARGET_PROMOTE_PROTOTYPES): Likewise.
7431 * config/frv/frv.c (frv_must_pass_in_stack): Likewise.
7432 * config/h8300/h8300.c (h8300_return_in_memory): Likewise.
7433 * config/i386/i386-protos.h (ix86_return_in_memory,
7434 ix86_sol10_return_in_memory): Likewise.
7435 * config/i386/i386.c (ix86_function_value,
7436 ix86_function_sseregparm, ix86_must_pass_in_stack,
7437 type_natural_mode, classify_argument, examine_argument,
7438 construct_container, ix86_pass_by_reference, function_value_32,
7439 function_value_64, ix86_function_value_1, return_in_memory_32,
7440 return_in_memory_64, return_in_memory_ms_64,
7441 ix86_return_in_memory, ix86_sol10_return_in_memory,
7442 TARGET_PROMOTE_PROTOTYPES): Likewise.
7443 * config/ia64/ia64-protos.h (ia64_function_value,
7444 ia64_hpux_function_arg_padding): Likewise.
7445 * config/ia64/ia64.c (hfa_element_mode, ia64_return_in_memory,
7446 ia64_function_value, bundle_state_hash, bundle_state_eq_p,
7447 ia64_hpux_function_arg_padding): Likewise.
7448 * config/iq2000/iq2000-protos.h (function_arg,
7449 iq2000_function_value): Likewise.
7450 * config/iq2000/iq2000.c (iq2000_return_in_memory,
7451 iq2000_pass_by_reference, TARGET_PROMOTE_FUNCTION_ARGS,
7452 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
7453 function_arg, iq2000_function_value): Likewise.
7454 * config/m32c/m32c-protos.h (m32c_function_value,
7455 m32c_promote_function_return): Likewise.
7456 * config/m32c/m32c.c (m32c_pass_by_reference,
7457 m32c_promote_prototypes, m32c_promote_function_return,
7458 m32c_function_value): Likewise.
7459 * config/m32r/m32r.c (m32r_return_in_memory,
7460 m32r_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
7461 m32r_in_small_data_p): Likewise.
7462 * config/m68hc11/m68hc11-protos.h (m68hc11_function_arg_padding):
7464 * config/m68hc11/m68hc11.c (m68hc11_return_in_memory,
7465 m68hc11_function_arg_padding): Likewise.
7466 * config/m68k/m68k-protos.h (m68k_function_value): Likewise.
7467 * config/m68k/m68k.c (TARGET_PROMOTE_PROTOTYPES,
7468 m68k_function_value): Likewise.
7469 * config/mcore/mcore-protos.h (mcore_num_arg_regs,
7470 mcore_function_value): Likewise.
7471 * config/mcore/mcore.c (handle_structs_in_regs,
7472 mcore_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
7473 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
7474 mcore_num_arg_regs, mcore_function_value): Likewise.
7475 * config/mips/mips-protos.h (mips_pad_arg_upward,
7476 mips_function_value): Likewise.
7477 * config/mips/mips.c (mips_fpr_return_fields, mips_return_in_msb,
7478 mips_return_in_memory, mips_pass_by_reference, mips_callee_copies,
7479 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
7480 TARGET_PROMOTE_PROTOTYPES, mips_pad_arg_upward,
7481 mips_function_value): Likewise.
7482 * config/mmix/mmix-protos.h (mmix_function_outgoing_value):
7484 * config/mmix/mmix.c (mmix_pass_by_reference,
7485 TARGET_PROMOTE_FUNCTION_ARGS, mmix_function_outgoing_value,
7486 mmix_encode_section_info): Likewise.
7487 * config/mn10300/mn10300-protos.h (mn10300_function_value):
7489 * config/mn10300/mn10300.c (mn10300_return_in_memory,
7490 mn10300_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
7491 mn10300_function_value): Likewise.
7492 * config/mt/mt-protos.h (mt_function_value): Likewise.
7493 * config/mt/mt.c (mt_pass_by_reference, mt_function_value,
7494 mt_pass_in_stack, TARGET_PROMOTE_PROTOTYPES): Likewise.
7495 * config/pa/pa-protos.h (function_arg_padding, function_value,
7496 pa_return_in_memory): Likewise.
7497 * config/pa/pa.c (pa_pass_by_reference,
7498 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
7499 function_arg_padding, function_value, pa_return_in_memory):
7501 * config/pdp11/pdp11.c (pdp11_return_in_memory): Likewise.
7502 * config/rs6000/rs6000-protos.h (rs6000_function_value,
7503 function_arg_padding): Likewise.
7504 * config/rs6000/rs6000.c (rs6000_return_in_memory,
7505 rs6000_darwin64_record_arg_recurse, rs6000_darwin64_record_arg,
7506 rs6000_pass_by_reference, rs6000_must_pass_in_stack,
7507 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
7508 function_arg_padding, altivec_expand_dst_builtin,
7509 altivec_expand_builtin, rs6000_expand_builtin, spe_init_builtins,
7510 altivec_init_builtins, rs6000_common_init_builtins,
7511 rs6000_function_value): Likewise.
7512 * s390/s390-protos.h (s390_function_value): Likewise.
7513 * config/s390/s390.c (s390_function_arg_size,
7514 s390_pass_by_reference, s390_return_in_memory,
7515 s390_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
7516 TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
7517 * config/score/score-protos.h (score_function_value): Likewise.
7518 * config/score/score.c (score_arg_partial_bytes,
7519 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
7520 TARGET_PROMOTE_PROTOTYPES, score_return_in_memory,
7521 score_pass_by_reference, score_add_offset, score_function_value):
7523 * config/sh/sh-protos.h (sh_attr_renesas_p,
7524 sh_promote_prototypes): Likewise.
7525 * config/sh/sh.c (sh_return_in_memory, sh_pass_by_reference,
7526 sh_callee_copies, sh_promote_prototypes, shcompact_byref,
7527 sh_attr_renesas_p): Likewise.
7528 * config/sparc/sparc-protos.h (function_value,
7529 function_arg_padding): Likewise.
7530 * config/sparc/sparc.c (sparc_promote_prototypes,
7531 sparc_return_in_memory, sparc_pass_by_reference,
7532 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
7533 function_arg_record_value_2, function_arg_record_value_1,
7534 function_arg_record_value, function_arg_record_value,
7535 function_arg_padding, function_value): Likewise.
7536 * config/spu/spu-protos.h (spu_function_value): Likewise.
7537 * config/spu/spu.c (spu_pass_by_reference, spu_return_in_memory,
7538 spu_function_value): Likewise.
7539 * config/stormy16/stormy16-protos.h (xstormy16_function_value):
7541 * config/stormy16/stormy16.c (xstormy16_return_in_memory,
7542 xstormy16_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
7543 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
7545 * config/v850/v850.c (v850_return_in_memory,
7546 v850_pass_by_reference, TARGET_PROMOTE_PROTOTYPES): Likewise.
7547 * config/vax/vax.c (TARGET_PROMOTE_PROTOTYPES): Likewise.
7548 * config/xtensa/xtensa.c (xtensa_return_in_msb,
7549 xtensa_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
7550 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
7552 * explow.c (promote_mode, hard_function_value): Likewise.
7553 * expr.h (hard_function_value, promote_mode): Likewise.
7554 * function.c (aggregate_value_p): Likewise.
7555 * hooks.c (hook_bool_const_tree_true): New.
7556 * hooks.h (hook_bool_const_tree_true): New.
7557 * sdbout.c (SET_KNOWN_TYPE_TAG, plain_type_1): Constify.
7558 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
7559 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
7560 TARGET_RETURN_IN_MSB): Likewise.
7561 * target.h (promote_function_args, promote_function_return,
7562 promote_prototypes, return_in_memory, return_in_msb,
7563 pass_by_reference, must_pass_in_stack, callee_copies,
7564 function_value): Likewise.
7565 * targhooks.c (default_return_in_memory,
7566 hook_pass_by_reference_must_pass_in_stack,
7567 hook_callee_copies_named,
7568 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
7569 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
7570 default_function_value): Likewise.
7571 * targhooks.h (default_return_in_memory,
7572 hook_pass_by_reference_must_pass_in_stack,
7573 hook_callee_copies_named,
7574 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
7575 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
7576 default_function_value): Likewise.
7577 * tree-ssa-structalias.c (const_equiv_class_label_t): New.
7578 (equiv_class_label_hash, equiv_class_label_eq): Constify.
7579 * tree-vectorizer.c (bb_in_loop_p): Likewise.
7580 * tree.c (needs_to_live_in_memory): Likewise.
7581 * tree.h (struct tree_type, needs_to_live_in_memory,
7582 aggregate_value_p, must_pass_in_stack_var_size,
7583 must_pass_in_stack_var_size_or_pad): Likewise.
7584 * vmsdbgout.c (write_debug_addr, write_debug_delta4,
7585 write_debug_string, ASM_OUTPUT_DEBUG_STRING, write_rtnbeg,
7586 lookup_filename): Likewise.
7588 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
7591 * config/i386/i386.c (ix86_expand_fp_compare): Expand fp comparison to
7592 fake fcomi i387 instruction for !TARGET_CMOVE.
7593 (ix86_expand_branch): Expand natural sequence with one jump for
7594 all targets, not only TARGET_CMOVE.
7595 * config/i386/i386.md (*cmpfp_0_cc): New define_insn_and_split
7596 pattern to implement fake fcomi sequence. Split instruction after
7597 reload to correct compare sequences.
7598 (*cmpfp_xf_cc): Ditto.
7599 (*cmpfp_<mode>_cc): Ditto.
7600 (*cmpfp_u_cc): Ditto.
7601 (*cmpfp_<mode>_cc): Ditto.
7603 2007-08-23 Richard Guenther <rguenther@suse.de>
7605 * tree-pretty-print.c (dump_generic_node): Annotate
7606 GIMPLE_MODIFY_STMTs with volatile ops with "{v}".
7608 2007-08-23 Richard Guenther <rguenther@suse.de>
7610 * builtins.c (expand_builtin_mathfn): Wrap argument in
7611 save_expr directly instead of re-building the call.
7612 (expand_builtin_mathfn_2): Likewise.
7613 (expand_builtin_mathfn_3): Likewise.
7614 (expand_builtin_interclass_mathfn): Likewise.
7615 (expand_builtin_int_roundingfn): Set arg.
7616 (expand_builtin_int_roundingfn_2): Likewise.
7618 2007-08-23 Paolo Bonzini <bonzini@gnu.org>
7620 * config/i386/sse.md (*sse_and<mode>3, *sse_ior<mode>3,
7621 *sse_nand<mode>3, *sse_xor<mode>3): New.
7623 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
7625 * config/i386/i386.h (PRINT_OPERAND_PUNCT_VALID_P): Add ';' code.
7626 * config/i386/i386.c (print_operand): Handle ';' code. Output
7627 semicolon for TARGET_MACHO.
7628 * config/i386/sync.md (*sync_compare_and_swap<mode>): Use '%;' to
7629 emit semicolon after 'lock' prefix.
7630 (sync_double_compare_and_swap<mode>): Ditto.
7631 (*sync_double_compare_and_swapdi_pic): Ditto.
7632 (*sync_compare_and_swap_cc<mode>): Ditto.
7633 (sync_double_compare_and_swap_cc<mode>): Ditto.
7634 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
7635 (sync_old_add<mode>): Ditto.
7636 (sync_add<mode>): Ditto.
7637 (sync_sub<mode>): Ditto.
7638 (sync_ior<mode>): Ditto.
7639 (sync_and<mode>): Ditto.
7640 (sync_xor<mode>): Ditto.
7642 2007-08-22 Chao-ying Fu <fu@mips.com>
7644 * rtl.c (rtx_code_size): Check CONST_FIXED to calcualte correct sizes
7646 (copy_rtx): Handle CONST_FIXED.
7647 (rtx_equal_p): Likewise.
7648 * rtl.h (fixed_value.h): New include.
7649 (rtx_def): Add a new field of fixed_value to u.
7650 (XCNMPFV): Define for accessing fixed_value.
7651 (CONST_FIXED_VALUE, CONST_FIXED_VALUE_HIGH, CONST_FIXED_VALUE_LOW):
7653 * rtl.def (CONST_FIXED): New constant.
7654 (SS_MULT, US_MULT, SS_DIV, US_DIV, FRACT_CONVERT,
7655 UNSIGNED_FRACT_CONVERT, SAT_FRACT, UNSIGNED_SAT_FRACT, US_NEG,
7656 US_ASHIFT): New codes.
7657 * doc/rtl.texi (Expressions): Document const_fixed, us_neg, ss_mult,
7658 us_mult, ss_div, us_div, us_ashift, fract_convert, sat_fract,
7659 unsigned_fract_convert, unsigned_sat_fract): Document them.
7660 * varasm.c (assemble_integer): Extend to support fixed-point constants
7661 by using different machine classes.
7662 (decode_addr_const): Handle FIXED_CST.
7663 (const_hash_1): Likewise.
7664 (compare_constant): Likewise.
7665 (copy_constant): Likewise.
7666 (const_rtx_hash_1): Handle CONST_FIXED.
7667 (output_constant_pool_2): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
7668 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
7670 (initializer_constant_valid_p): Handle FIXED_CST.
7671 (output_constant): Support FIXED_POINT_TYPE.
7672 * gengenrtl.c (excluded_rtx): Check CONST_FIXED to exclude.
7673 * cse.c (hash_rtx): Support CONST_FIXED.
7674 (exp_equiv_p): Likewise.
7675 (cannon_reg): Likewise.
7676 (fold_rtx): Likewise.
7677 (equiv_constant): Likewise.
7678 (cse_process_notes_1): Likewise.
7679 (count_reg_usage): Likewise.
7680 * cselib.c (entry_and_rtx_equal_p): Check CONST_FIXED.
7681 (rtx_equal_for_cselib_p): Handle CONST_FIXED.
7682 (wrap_constant): Check CONST_FIXED.
7683 (cselib_hash_rtx): Support CONST_FIXED.
7684 (cselib_subst_to_values): Likewise.
7685 * df-scan.c (df_uses_record): Likewise.
7686 * gcse.c (want_to_gcse_p): Likewise.
7687 (oprs_unchanged_p): Likewise.
7688 (oprs_not_set_p): Likewise.
7689 (compute_transp): Likewise.
7690 (extract_mentioned_regs_helper): Likewise.
7691 * genemit.c (gen_exp): Likewise.
7692 * local-alloc.c (equiv_init_varies_p): Likewise.
7693 (contains_replace_regs): Likewise.
7694 (memref_referenced_p): Likewise.
7695 * loop-invariant.c (check_maybe_invariant): Likewise.
7696 (hash_invariant_expr_1): Likewise.
7697 (invariant_expr_equal_p): Likewise.
7698 * postreload-gcse.c (oprs_unchanged_p): Likewise.
7699 * regclass.c (reg_scan_mark_refs): Likewise.
7700 * regrename.c (scan_rtx): Likewise.
7701 * resource.c (mark_referenced_resources): Likewise.
7702 (mark_set_resources): Likewise.
7703 * rtlanal.c (rtx_unstable_p): Likewise.
7704 (rtx_varies_p): Likewise.
7705 (count_occurrences): Likewise.
7706 (reg_mentioned_p): Likewise.
7707 (modified_between_p): Likewise.
7708 (modified_in_p): Likewise.
7709 (volatile_insn_p): Likewise.
7710 (volatile_refs_p): Likewise.
7711 (side_effects_p): Likewise.
7712 (may_trap_p_1): Likewise.
7713 (inequality_comparisons_p): Likewise.
7714 (computed_jump_p_1): Likewise.
7715 (commutative_operand_precedence): Likewise.
7716 * sched-deps.c (sched_analyze_2): Likewise.
7717 * sched-vis.c (print_value): Likewise.
7718 * reload.c (operands_match_p): Likewise.
7719 (subst_reg_equivs): Likewise.
7720 * reload1.c (eliminate_regs_1): Likewise.
7721 (elimination_effects): Likewise.
7722 (scan_paradoxical_subregs): Likewise.
7723 * alias.c (rtx_equal_for_memref_p): Likewise.
7724 * Makefile.in (RTL_BASE_H): Add fixed-value.h.
7725 * emit-rtl.c (const_fixed_htab): New hash table.
7726 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed):
7728 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed,
7729 const_fixed_from_fixed_value): New functions.
7730 (verify_rtx_sharing): Handle CONST_FIXED.
7731 (copy_rtx_if_shared_1): Likewise.
7732 (reset_used_flags): Likewise.
7733 (set_used_flags): Likewise.
7734 (copy_insn_1): Likewise.
7735 (init_emit_once): Create const_fixed_htab.
7736 Store fixed-point scalar and vector zero and one to const_tiny_rtx.
7738 2007-08-22 Zdenek Dvorak <ook@ucw.cz>
7740 PR tree-optimization/32949
7741 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Test nowrap_type_p
7742 before failing for ivs with non-constant step.
7744 2007-08-22 Hans-Peter Nilsson <hp@axis.com>
7746 * doc/md.texi (Iterators): Renamed from Macros. All contents
7747 changed to reflect rename of respectively define_code_macro and
7748 define_mode_macro to define_code_iterator and define_mode_iterator.
7749 (Mode Iterators, Code Iterators): Similar.
7750 * read-rtl.c (struct iterator_group, struct iterator_traverse_data)
7751 (uses_mode_iterator_p, apply_mode_iterator, uses_code_iterator_p)
7752 (apply_iterator_to_string, uses_iterator_p, apply_iterator_traverse)
7753 (initialize_iterators, find_iterator, check_code_iterator)
7754 (map_attr_string, apply_mode_maps, apply_iterator_to_rtx, add_mapping)
7755 (read_mapping, read_rtx_1): Similar.
7756 * config/alpha/sync.md, config/alpha/alpha.md, config/frv/frv.md,
7757 config/s390/s390.md, config/m32c/blkmov.md, config/m32c/m32c.md,
7758 config/spu/spu.md, config/sparc/sparc.md, config/sparc/sync.md,
7759 config/i386/i386.md, config/i386/mmx.md, config/i386/sse.md,
7760 config/i386/sync.md, config/crx/crx.md, config/xtensa/xtensa.md,
7761 config/cris/cris.c, config/cris/cris.md, config/ia64/sync.md,
7762 config/ia64/div.md, config/ia64/vect.md, config/ia64/ia64.md,
7763 config/m68k/m68k.md, config/rs6000/spe.md, config/rs6000/altivec.md,
7764 config/rs6000/sync.md, config/rs6000/rs6000.md,
7765 config/arm/vec-common.md, config/arm/neon.md, config/arm/iwmmxt.md,
7766 config/arm/arm.md, config/mips/mips-dsp.md, config/mips/mips.md,
7767 config/vax/vax.md, config/bfin/bfin.md: Similar.
7769 2007-08-22 David Daney <ddaney@avtrex.com>
7771 * doc/install.texi (Testing): Mention testing on a simulator.
7773 2007-08-22 Janis Johnson <janis187@us.ibm.com>
7775 * config/dfp-bit.c (DFP_TO_DFP): Check for overflow.
7777 * doc/libgcc.texi (Decimal float library routines): Fix formatting
7778 and rearrange floating point conversion functions into different
7781 2007-08-22 Maxim Kuvyrkov <maxim@codesourcery.com>
7783 * target.h (struct gcc_target.sched: dfa_pre_advance_cycle,
7784 dfa_post_advance_cycle): New scheduler hooks.
7785 * target-def.h (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
7786 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): New macros to initialize
7788 (TARGET_SCHED): Use them.
7789 * doc/tm.texi (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
7790 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Document new hooks.
7791 * haifa-sched.c (advance_one_cycle): Invoke new hooks.
7793 * genautomata.c (insn_has_dfa_reservation_p): New DFA interface
7794 function to facilitate debugging.
7795 (INSN_HAS_DFA_RESERVATION_P_FUNC_NAME): New macro.
7796 (output_insn_has_dfa_reservation_p): New static function to output
7797 insn_has_dfa_reservation_p ().
7798 (write_automata): Use it.
7799 * genattr.c (main): Output declaration for
7800 insn_has_dfa_reservation_p ().
7802 2007-08-22 Christian Bruel <christian.bruel@st.com>
7803 Richard Guenther <rguenther@suse.de>
7805 * fold-const.c (fold_binary): Optimize A-A if -ffinite-math-only.
7806 * simplify_rtx (simplify_binary_operation_1): Likewise.
7808 2007-08-22 Rask Ingemann Lambertsen <rask@sygehus.dk>
7810 PR rtl-optimization/32557
7811 * df-problems.c (df_note_bb_compute): Use mws->start_regno instead
7812 of REGNO (mws->mw_reg).
7814 2007-08-22 Richard Guenther <rguenther@suse.de>
7817 * builtins.c (expand_builtin_int_roundingfn): Replace call
7818 argument wrapped with SAVE_EXPR directly.
7819 (expand_builtin_int_roundingfn_2): Likewise.
7821 2007-08-22 Richard Guenther <rguenther@suse.de>
7823 * tree-inline.c (inlinable_function_p): Restore disregarding
7824 inline limits for GNU extern inline functions.
7826 2007-08-22 Richard Guenther <rguenther@suse.de>
7829 * tree.c (host_integerp): Treat sizetype as signed as it is
7832 2007-08-21 Ian Lance Taylor <iant@google.com>
7834 PR tree-optimization/33134
7835 * tree-vrp.c (adjust_range_with_scev): Call
7836 set_value_range_to_value.
7838 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
7840 * value-prof.h (gimple_remove_histogram_value): Remove duplicate
7843 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
7845 * tree-flow-inline.h (next_imm_use_stmt): Remove unecessary
7848 2007-08-21 Nathan Froyd <froydnj@codesourcery.com>
7850 * config/rs6000/rs6000.c (expand_block_clear): Add TARGET_SPE
7851 cases to set eight bytes at a time.
7852 (expand_block_move): Likewise.
7854 2007-08-21 Jakub Jelinek <jakub@redhat.com>
7857 * dwarf2out.c (gen_decl_die): Don't call
7858 gen_tagged_type_instantiation_die if decl doesn't have tagged type.
7860 2007-08-21 Paul Brook <paul@codesourcery.com>
7861 Nathan Sidwell <nathan@codesourcery.com>
7862 Mark Mitchell <mark@codesourcery.com>
7863 Joseph Myers <joseph@codesourcery.com>
7865 * configure.ac: Add --with-pkgversion and --with-bugurl.
7866 * configure: Regenerate.
7867 * doc/install.texi: Document them.
7868 * version.c (version_string): Remove VERSUFFIX.
7869 (VERSUFFIX): Remove.
7870 (pkgversion_string): New.
7871 (bug_report_url): Do not hard-code initializer.
7872 * version.h (pkgversion_string): Declare.
7873 * Makefile.in (PKGVERSION_s, BUGURL_s, PKGVERSION, BUGURL_TEXI):
7875 (version.o): Define PKGVERSION and BUGURL.
7876 (gcc-vers.texi): Define VERSION_PACKAGE and BUGURL.
7877 (%.pod): Define BUGURL.
7878 * gcc.c (process_command, main): Use pkgversion_string.
7879 * toplev.c (compile_file, print_version): Likewise.
7880 * protoize.c (main): Likewise.
7881 * gcov.c (print_version): Likewise. Update copyright date.
7882 * gcov-dump.c (print_version): Likewise. Update copyright date.
7883 * mips-tdump.c (main): Likewise. Update copyright date.
7884 * mips-tfile.c (main): Likewise. Update copyright date.
7885 * doc/include/gcc-common.texi: Include VERSION_PACKAGE as subtitle.
7886 * doc/bugreport.texi: Use BUGURL for bug-reporting instructions;
7887 shorten description.
7888 * doc/gcc.texi: Include VERSION_PACKAGE in version description.
7889 * doc/gccint.texi: Likewise.
7890 * doc/invoke.texi: Use BUGURL for bug-reporting instructions.
7891 Update copyright date.
7893 2007-08-21 Uros Bizjak <ubizjak@gmail.com>
7895 * config/i386/i386.c (ix86_expand_clear): Use FLAGS_REG.
7896 (ix86_expand_strlensi_unroll_1): Ditto.
7897 (ix86_expand_branch): Use FLAGS_REG and FPSR_REG.
7898 (ix86_expand_carry_flag_compare): Update comment.
7900 2007-08-21 Jakub Jelinek <jakub@redhat.com>
7903 * fold-const.c (fold_unary): Optimize BIT_NOT_EXPR of VECTOR_CST.
7904 (fold_binary): Handle vectors in X | ~X and X ^ ~X optimizations.
7906 2007-08-21 Richard Guenther <rguenther@suse.de>
7908 * fold-const.c (fold_binary): Revert removing of index +p PTR folding.
7910 2007-08-21 Richard Guenther <rguenther@suse.de>
7913 * fold-const.c (fold_binary): Remove index +p PTR folding.
7914 Fix types of POINTER_PLUS_EXPR generated by folding of
7917 2007-08-20 Chao-ying Fu <fu@mips.com>
7919 * c-common.h (enum rid): Add new enumeration values of RID_SAT,
7920 RID_FRACT, and RID_ACCUM. RID_SAT needs to be inserted before
7921 RID_ONEWAY, so that it can be checked in declspecs_add_type.
7922 (c_common_fixed_point_type_for_size): Declare.
7923 * c-parser.c (reswords): Add _Fract, _Accum, and _Sat.
7924 (c_token_starts_typename): Handle RID_FRACT, RID_ACCUM, and RID_SAT.
7925 (c_token_starts_declspecs): Likewise.
7926 (c_parser_declspecs): Likewise.
7927 (c_parser_attributes): Likewise.
7928 * c-tree.h (enum c_typespec_keyword): Add cts_fract and cts_accum.
7929 (c_declspecs): Add saturating_p.
7930 * c-decl.c (build_null_declspecs): Initialize saturating_p.
7931 (declspecs_add_type): Avoid using complex with _Fract, _Accum, or
7932 _Sat. Handle RID_SAT.
7933 Avoid using void, bool, char, int, float, double, _Decimal32,
7934 _Decimal64, _Decimal128, and complex with _Sat.
7935 Handle RID_FRACT and RID_ACCUM.
7936 Make sure _Sat is used with _Fract or _Accum.
7937 (finish_declspecs): Handle cts_fract and cts_accum.
7938 * c-common.c (fixed-value.h): New include.
7939 (constant_expression_warning): Handle FIXED_CST.
7940 (overflow_warning): Likewise.
7941 (warnings_for_convert_and_check): Likewise.
7942 (c_common_fixed_point_type_for_size): New.
7943 (c_common_type_for_mode): Handle fixed-point modes to
7944 return various saturating/non-saturating, signed/unsigned types.
7945 (c_common_signed_or_unsigned_type): Support fixed-point types.
7946 (shorten_compare): Check fixed-point zero.
7947 Handle FIXED_POINT_TYPE.
7948 (c_common_truthvalue_conversion): Handle FIXED_CST.
7949 Handle FIXED_POINT_TYPE.
7950 (c_common_nodes_and_builtins): Record builtin types for fixed-point
7952 (handle_mode_attribute): Handle fixed-point modes. Need to check
7953 if the signness of base type and fixed-point modes are consistent.
7954 (handle_vector_size_attribute): Handle fixed-point modes.
7955 (same_scalar_type_ignoring_signedness): Handle FIXED_POINT_TYPE.
7956 (warn_for_div_by_zero): Check fixed-point zero.
7957 * c-typeck.c (c_common_type): Check FIXED_POINT_TYPE. Build
7958 a common fixed-point type based on fbit, ibit, sign, and saturation.
7959 (build_unary_op): Allow FIXED_POINT_TYPE for CONVERT_EXPR,
7960 NEGATE_EXPR, TRUTH_NOT_EXPR, PREINCREMENT_EXPR, POSTINCREMENT_EXPR,
7961 PREDECREMENT_EXPR, and POSTDECREMENT_EXPR.
7962 (convert_for_assignment): Support FIXED_POINT_TYPE.
7963 (digest_init): Handle FIXED_POINT_TYPE.
7964 (build_binary_op): Support FIXED_POINT_TYPE in *_DIV_EXPR,
7965 TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
7966 TRUTH_XOR_EXPR, RSHIFT_EXPR, LSHIFT_EXPR, EQ_EXPR, NE_EXPR, LE_EXPR,
7967 GE_EXPR, LT_EXPR, GT_EXPR.
7968 * target-def.h (TARGET_FIXED_POINT_SUPPORTED_P): New.
7969 (TARGET_INITIALIZER): Add TARGET_FIXED_POINT_SUPPORTED_P.
7970 * target.h (gcc_target): Add fixed_point_supported_p.
7971 * targhooks.c (default_scalar_mode_supported_p): Handle MODE_FRACT,
7972 MODE_UFRACT, MODE_ACCUM, and MODE_UACCUM.
7973 (default_fixed_point_supported_p): Define.
7974 * targhooks.h (default_fixed_point_supported_p): Declare.
7975 * doc/tm.texi (TARGET_FIXED_POINT_SUPPORTED_P): Add.
7976 * doc/install.texi (Configuration): Add --enable-fixed-point.
7977 * configure.ac (--enable-fixed-point): New to enable fixed-point
7978 arithmetic extension to C. For mips targets, we enable it by default.
7979 * configure, config.in: Regenerate.
7981 2007-08-20 Pawel Sikora <pluto@pld-linux.org>
7983 * doc/invoke.texi (-Wnon-virtual-dtor): Update documentation.
7985 2007-08-20 David Edelsohn <edelsohn@gnu.org>
7987 * dwarf2out.c (text_section_used): Move declaration outside ifdef
7988 DWARF2_DEBUGGING_INFO.
7989 (cold_text_section_used): Same.
7990 (cold_text_section): Same.
7992 2007-08-20 Richard Guenther <rguenther@suse.de>
7994 * c-typeck.c (convert_for_assignment): Use the type of
7995 the member for the initialization.
7997 2007-08-20 Richard Guenther <rguenther@suse.de>
7999 * c-objc-common.c (c_disregard_inline_limits): Remove.
8000 * c-objc-common.h (c_disregard_inline_limits): Likewise.
8001 * cgraphunit.c (cgraph_process_new_functions): Call
8002 disregard_inline_limits_p.
8003 (cgraph_preserve_function_body_p): Likewise.
8004 * ipa-inline.c (compute_inline_parameters): Likewise.
8005 * langhooks-def.h (lhd_tree_inlining_disregard_inline_limits):
8007 (LANG_HOOKS_TREE_INLINING_DISREGARD_INLINE_LIMITS): Remove.
8008 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
8009 disregard_inline_limits langhook.
8010 * langhooks.c (lhd_tree_inlining_disregard_inline_limits):
8012 * langhooks.h (lang_hooks_for_tree_inlining): Remove
8013 disregard_inline_limits langhook.
8014 * tree-inline.c (disregard_inline_limits_p): New function.
8015 * tree-inline.h (disregard_inline_limits_p): Declare.
8017 2007-08-20 Richard Guenther <rguenther@suse.de>
8019 * langhooks-def.h (lhd_tree_inlining_auto_var_in_fn_p): Remove.
8020 (LANG_HOOKS_TREE_INLINING_AUTO_VAR_IN_FN_P): Likewise.
8021 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
8022 auto_var_in_fn_p langhook.
8023 * langhooks.c (lhd_tree_inlining_auto_var_in_fn_p): Rename and
8025 * tree.c (auto_var_in_fn_p): ... here.
8026 (find_var_from_fn): Call auto_var_in_fn_p directly.
8027 * langhooks.h (lang_hooks_for_tree_inlining): Remove
8028 auto_var_in_fn_p langhook.
8029 * tree-inline.c (remap_decls): Call auto_var_in_fn_p directly.
8030 (copy_body_r): Likewise.
8031 (self_inlining_addr_expr): Likewise.
8032 * tree.h (auto_var_in_fn_p): Declare.
8034 2007-08-20 Richard Guenther <rguenther@suse.de>
8036 * tree.c (WALK_SUBTREE): Call walk_tree_1.
8037 (walk_type_fields): Take lh parameter.
8038 (walk_tree): Rename to ...
8039 (walk_tree_1): ... this. Do not call the walk_subtrees
8040 langhook but the now passed callback. Pass lh on recursion.
8041 (walk_tree_without_duplicates): Rename to ...
8042 (walk_tree_without_duplicates_1): ... this. Take lh parameter
8043 and call walk_tree_1.
8044 * tree.h (walk_tree_lh): New typedef.
8045 (walk_tree_1): Declare.
8046 (walk_tree_without_duplicates_1): Likewise.
8047 (walk_tree): New define to walk_tree_1 with NULL lh parameter.
8048 (walk_tree_without_duplicates): New define to
8049 walk_tree_without_duplicates_1 with NULL lh parameter.
8050 * langhooks.c (lhd_tree_inlining_walk_subtrees): Remove.
8051 * langhooks.h (lang_hooks_for_tree_inlining): Remove walk_subtrees
8053 * langhooks-def.h (lhd_tree_inlining_walk_subtrees): Remove.
8054 (LANG_HOOKS_TREE_INLINING_WALK_SUBTREES): Likewise.
8055 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove walk_subtrees
8058 2007-08-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
8061 * tree-inline.c (optimize_inline_calls): Move the cgraph checking
8062 code in front of the compacting of basic blocks.
8063 Move the folding of statements inbetween the cgraph checking
8064 and compacting of basic blocks.
8066 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
8067 Serge Belyshev <belyshev@depni.sinp.msu.ru>
8070 * config/alpha/alpha.c (va_list_skip_additions): Check for
8071 POINTER_PLUS_EXPR in addition to PLUS_EXPR.
8072 (alpha_stdarg_optimize_hook): Look for POINTER_PLUS_EXPR instead of
8073 PLUS_EXPR when checking ap.__base.
8074 (alpha_va_start): Create POINTER_PLUS_EXPR instead of PLUS_EXPR
8075 when doing addition on pointer types. Use size_int instead of
8077 (alpha_gimplify_va_arg_1): Likewise, but use sizetype instead of
8078 ptr_type in the second operand.
8080 2007-08-19 Andrew Pinski <pinskia@gmail.com>
8083 * config/i386/darwin.h (CC1_SPEC): Add %(cc1_cpu) in front.
8085 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
8088 * cfgexpand.c (expand_one_register_var): Mark pointer
8089 DECL_ARTIFICIAL as REG_POINTER also.
8090 * stmt.c (expand_decl): Likewise.
8092 2007-08-19 Daniel Berlin <dberlin@dberlin.org>
8099 * tree-flow.h (struct stmt_ann_d): Remove makes_clobbering_call.
8100 * tree-ssa-alias.c (init_transitive_clobber_worklist): Add
8101 on_worklist argument and avoid adding things to worklist multiple
8103 (add_to_worklist): Ditto.
8104 (mark_aliases_call_clobbered): Mark entire structure clobbered if
8105 single SFT is clobbered.
8106 (set_initial_properties): Ditto.
8107 (compute_call_clobbered): Update for changes to function
8109 (create_overlap_variables_for): Always create SFT for offset 0.
8110 (create_structure_vars): Handle PHI's, since we are in SSA form at
8112 * tree-ssa-loop-ivopts.c (get_ref_tag): Don't return subvars.
8113 * tree-ssa-operands.c (access_can_touch_variable): Don't handle
8115 (add_vars_for_offset): Figure out aliases from access + points-to.
8116 (add_virtual_operand): Use add_vars-for_offset.
8117 (get_tmr_operands): Update for NMT changes, rewrite to be correct.
8118 (add_call_clobber_ops): Remove makes_clobbering_call set.
8119 (get_expr_operands): Always pass through the INDIRECT_REF
8121 * tree-ssa-structalias.c (struct constraint_graph): Remove
8123 Add pe, pe_rep, pointer_label, loc_label, pointed_by, points_to,
8124 address_taken, pt_used, number_incoming.
8125 (FIRST_ADDR_NODE): Removed.
8126 (merge_graph_nodes): Remove broken code for the moment.
8127 (init_graph): New function.
8128 (build_pred_graph): Remove code to init_graph.
8129 Add location equivalence support.
8130 (struct scc_info): Rename roots to deleted.
8132 (init_scc_info): Ditto
8133 (init_topo_info): Use graph->size.
8134 (compute_topo_order): Ditto.
8135 (do_da_constraint): Removed.
8136 (do_sd_constraint): Remove calls to find().
8137 set_union_with_increment should always get 0 as last arg here.
8138 (do_complex_constraint): Replace do_da_constraint with assert.
8140 (struct equiv_class_label): New.
8141 (pointer_equiv_class_table): Ditto.
8142 (location_equiv_class_table): Ditto.
8143 (equiv_class_label_hash): Ditto.
8144 (equiv_class_label_eq): Ditto
8145 (equiv_class_lookup): Ditto.
8146 (equiv_class_ladd): Ditto.
8147 (pointer_equiv_class): Ditto.
8148 (location_equiv_class): Ditto.
8149 (condense_visit): Rename and rewrite from label_visit to do only
8150 SCC related stuff for HU.
8151 (label_visit): Do HU work for HU.
8152 (perform_var_substitution): Update to do HU and location
8154 (free_var_substitution_info): Update to free HU and location
8155 equivalence structures. */
8156 (find_equivalent_node): Update for pointer but not location
8158 (unite_pointer_equivalences): New function.
8159 (move_complex_constraints): Rewrite to only do moving.
8160 (rewrite_constraints): Split out of move_complex_constraints.
8161 (solve_graph): Use graph->size.
8162 (process_constraint_1): Add from_call argument, use it.
8163 Split *a = &b into two constraints.
8164 (process_constraint): Use new process_constraint_1.
8165 (get_constraint_for_component_ref): Handle bitmaxsize == -1 case.
8166 (get_constraint_for): Handle non-pointer integers properly.
8167 Remove code that used to handle structures.
8168 (handle_ptr_arith): Fix a few bugs in pointer arithmetic handling
8169 with unknown addends.
8170 (handle_rhs_call): New function.
8171 (find_func_aliases): Use handle_rhs_call.
8172 (set_uids_in_ptset): Add an assert.
8173 (set_used_smts): Fix bug in not considering unified vars.
8174 (compute_tbaa_pruning): Stop initing useless iteration_obstack.
8175 (compute_points_to_sets): Update for other function changes.
8176 (delete_points_to_sets): Ditto.
8177 (ipa_pta_execute): Ditto.
8178 (pass_ipa_pta): We need to update SSA after ipa_pta.
8180 2007-08-19 Jan Hubicka <jh@suse.cz>
8182 * i386.md: Replace "rim" and "mri" constraints by "g".
8184 2007-08-19 Joseph Myers <joseph@codesourcery.com>
8186 * dwarf2out.c (text_section_used, cold_text_section_used,
8187 cold_text_section, dwarf2out_note_section_used): New.
8188 (dwarf2out_init): Initialize cold_text_section.
8189 (dwarf2out_switch_text_section, dwarf2out_begin_function): Call
8190 dwarf2out_note_section_used.
8191 (size_of_aranges): Only count entry for text section if it was
8192 used. Count entry for cold text section if it was used.
8193 (output_aranges): Only output entries for text section and cold
8194 text section if they were used.
8196 2007-08-19 Andrew Pinski <pinskia@gmail.com>
8198 * tree-pretty-print.c (debug_generic_expr): Add a comment about
8200 (debug_generic_stmt): Likewise.
8201 (debug_tree_chain): Likewise.
8203 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
8205 * tree-data-refs.c (split_constant_offset): Expose.
8206 * tree-data-refs.h (split_constant_offset): Add declaration.
8208 * tree-vectorizer.h (dr_alignment_support): Renamed
8209 dr_unaligned_software_pipeline to dr_explicit_realign_optimized.
8210 Added a new value dr_explicit_realign.
8211 (_stmt_vec_info): Added new fields: dr_base_address, dr_init,
8212 dr_offset, dr_step, and dr_aligned_to, along with new access
8213 functions for these fields: STMT_VINFO_DR_BASE_ADDRESS,
8214 STMT_VINFO_DR_INIT, STMT_VINFO_DR_OFFSET, STMT_VINFO_DR_STEP, and
8215 STMT_VINFO_DR_ALIGNED_TO.
8217 * tree-vectorizer.c (vect_supportable_dr_alignment): Add
8219 In case of outer-loop vectorization with non-fixed misalignment - use
8220 the dr_explicit_realign scheme instead of the optimized realignment
8222 (new_stmt_vec_info): Initialize new fields.
8224 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Handle the
8225 'nested_in_vect_loop' case. Change verbosity level.
8226 (vect_analyze_data_ref_access): Handle the 'nested_in_vect_loop' case.
8227 Don't fail on zero step in the outer-loop for loads.
8228 (vect_analyze_data_refs): Call split_constant_offset to calculate
8229 base, offset and init relative to the outer-loop.
8231 * tree-vect-transform.c (vect_create_data_ref_ptr): Replace the unused
8232 BSI function argument with a new function argument - at_loop.
8233 Simplify the condition that determines STEP. Takes additional argument
8234 INV_P. Support outer-loop vectorization (handle the
8235 nested_in_vect_loop case), including zero step in the outer-loop. Call
8236 vect_create_addr_base_for_vector_ref with additional argument.
8237 (vect_create_addr_base_for_vector_ref): Takes additional argument LOOP.
8238 Updated function documentation. Handle the 'nested_in_vect_loop' case.
8239 Fixed and simplified calculation of step.
8240 (vectorizable_store): Call vect_create_data_ref_ptr with loop instead
8241 of bsi, and with additional argument. Call bump_vector_ptr with
8242 additional argument. Fix typos. Handle the 'nested_in_vect_loop' case.
8243 (vect_setup_realignment): Takes additional arguments INIT_ADDR and
8244 DR_ALIGNMENT_SUPPORT. Returns another value AT_LOOP. Handle the case
8245 when the realignment setup needs to take place inside the loop.
8246 Support the dr_explicit_realign scheme. Allow generating the optimized
8247 realignment scheme for outer-loop vectorization. Added documentation.
8248 (vectorizable_load): Support the dr_explicit_realign scheme. Handle
8249 the 'nested_in_vect_loop' case, including loads that are invariant in
8250 the outer-loop and the realignment schemes. Handle the case when the
8251 realignment setup needs to take place inside the loop. Call
8252 vect_setup_realignment with additional arguments. Call
8253 vect_create_data_ref_ptr with additional argument and with loop instead
8254 of bsi. Fix 80-column overflow. Fix typos. Rename PHI_STMT to PHI.
8255 (vect_gen_niters_for_prolog_loop): Call
8256 vect_create_addr_base_for_vector_ref with additional arguments.
8257 (vect_create_cond_for_align_checks): Likewise.
8258 (bump_vector_ptr): Updated to support the new dr_explicit_realign
8259 scheme: takes additional argument bump; argument ptr_incr is now
8260 optional; updated documentation.
8261 (vect_init_vector): Takes additional argument (bsi). Use it, if
8262 available, to insert the vector initialization.
8263 (get_initial_def_for_induction): Pass additional argument in call to
8265 (vect_get_vec_def_for_operand): Likewise.
8266 (vect_setup_realignment): Likewise.
8267 (vectorizable_load): Likewise.
8269 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
8271 * tree-vectorizer.h (vect_is_simple_reduction): Takes a loop_vec_info
8272 as argument instead of struct loop.
8273 (nested_in_vect_loop_p): New function.
8274 (vect_relevant): Add enum values vect_used_in_outer_by_reduction and
8276 (is_loop_header_bb_p): New. Used to differentiate loop-header phis
8277 from other phis in the loop.
8278 (destroy_loop_vec_info): Add additional argument to declaration.
8280 * tree-vectorizer.c (supportable_widening_operation): Also check if
8281 nested_in_vect_loop_p (don't allow changing the order in this case).
8282 (vect_is_simple_reduction): Takes a loop_vec_info as argument instead
8283 of struct loop. Call nested_in_vect_loop_p and don't require
8284 flag_unsafe_math_optimizations if it returns true.
8285 (new_stmt_vec_info): When setting def_type for phis differentiate
8286 loop-header phis from other phis.
8287 (bb_in_loop_p): New function.
8288 (new_loop_vec_info): Inner-loop phis already have a stmt_vinfo, so
8289 just update their loop_vinfo. Order of BB traversal now matters -
8290 call dfs_enumerate_from with bb_in_loop_p.
8291 (destroy_loop_vec_info): Takes additional argument to control whether
8292 stmt_vinfo of the loop stmts should be destroyed as well.
8293 (vect_is_simple_reduction): Allow the "non-reduction" use of a
8294 reduction stmt to be defines by a non loop-header phi.
8295 (vectorize_loops): Call destroy_loop_vec_info with additional argument.
8297 * tree-vect-transform.c (vectorizable_reduction): Call
8298 nested_in_vect_loop_p. Check for multitypes in the inner-loop.
8299 (vectorizable_call): Likewise.
8300 (vectorizable_conversion): Likewise.
8301 (vectorizable_operation): Likewise.
8302 (vectorizable_type_promotion): Likewise.
8303 (vectorizable_type_demotion): Likewise.
8304 (vectorizable_store): Likewise.
8305 (vectorizable_live_operation): Likewise.
8306 (vectorizable_reduction): Likewise. Also pass loop_info to
8307 vect_is_simple_reduction instead of loop.
8308 (vect_init_vector): Call nested_in_vect_loop_p.
8309 (get_initial_def_for_reduction): Likewise.
8310 (vect_create_epilog_for_reduction): Likewise.
8311 (vect_init_vector): Check which loop to work with, in case there's an
8313 (get_initial_def_for_inducion): Extend to handle outer-loop
8314 vectorization. Fix indentation.
8315 (vect_get_vec_def_for_operand): Support phis in the case vect_loop_def.
8316 In the case vect_induction_def get the vector def from the induction
8317 phi node, instead of calling get_initial_def_for_inducion.
8318 (get_initial_def_for_reduction): Extend to handle outer-loop
8320 (vect_create_epilog_for_reduction): Extend to handle outer-loop
8322 (vect_transform_loop): Change assert to just skip this case. Add a
8324 (vect_finish_stmt_generation): Add a couple asserts.
8326 (vect_estimate_min_profitable_iters): Multiply
8327 cost of inner-loop stmts (in outer-loop vectorization) by estimated
8329 (vect_model_reduction_cost): Don't add reduction epilogue cost in case
8330 this is an inner-loop reduction in outer-loop vectorization.
8332 * tree-vect-analyze.c (vect_analyze_scalar_cycles_1): New function.
8333 Same code as what used to be vect_analyze_scalar_cycles, only with
8334 additional argument loop, and loop_info passed to
8335 vect_is_simple_reduction instead of loop.
8336 (vect_analyze_scalar_cycles): Code factored out into
8337 vect_analyze_scalar_cycles_1. Call it for each relevant loop-nest.
8338 Updated documentation.
8339 (analyze_operations): Check for inner-loop loop-closed exit-phis during
8340 outer-loop vectorization that are live or not used in the outerloop,
8341 cause this requires special handling.
8342 (vect_enhance_data_refs_alignment): Don't consider versioning for
8344 (vect_analyze_data_refs): Check that there are no datarefs in the
8346 (vect_mark_stmts_to_be_vectorized): Also consider vect_used_in_outer
8347 and vect_used_in_outer_by_reduction cases.
8348 (process_use): Also consider the case of outer-loop stmt defining an
8349 inner-loop stmt and vice versa.
8350 (vect_analyze_loop_1): New function.
8351 (vect_analyze_loop_form): Extend, to allow a restricted form of nested
8352 loops. Call vect_analyze_loop_1.
8353 (vect_analyze_loop): Skip (inner-)loops within outer-loops that have
8354 been vectorized. Call destroy_loop_vec_info with additional argument.
8356 * tree-vect-patterns.c (vect_recog_widen_sum_pattern): Don't allow
8357 in the inner-loop when doing outer-loop vectorization. Add
8358 documentation and printout.
8359 (vect_recog_dot_prod_pattern): Likewise. Also add check for
8360 GIMPLE_MODIFY_STMT (in case we encounter a phi in the loop).
8362 2007-08-18 Andrew Pinski <pinskia@gmail.com>
8364 * tree-affine.h (print_aff): New prototype.
8365 (debug_aff): Likewise.
8366 * tree-affine.c (print_aff): New function.
8367 (debug_aff): Likewise.
8369 2007-08-18 Paul Brook <paul@codesourcery.com>
8370 Joseph Myers <joseph@codesourcery.com>
8372 * common.opt (-fdebug-prefix-map=): New option.
8373 * opts.c: Include debug.h.
8374 (common_handle_option): Handle -fdebug-prefix-map.
8375 * final.c: Include ggc.h.
8376 (struct debug_prefix_map, debug_prefix_maps, add_debug_prefix_map,
8377 remap_debug_filename): New.
8378 * Makefile.in (final.o, opts.o): Update dependencies.
8379 * debug.h (remap_debug_filename, add_debug_prefix_map): Declare.
8380 * configure.ac: Check for assembler --debug-prefix-map support.
8381 * configure, config.in: Regenerate.
8382 * gcc.c (ASM_MAP): Define conditional on HAVE_AS_DEBUG_PREFIX_MAP.
8383 (ASM_DEBUG_SPEC): Include ASM_MAP.
8384 * doc/install.texi (--with-debug-prefix-map): Document.
8385 * doc/invoke.texi (-fdebug-prefix-map): Document.
8386 * dbxout.c (dbxout_init, dbxout_start_source_file,
8387 dbxout_source_file): Call remap_debug_filename.
8388 * dwarf2out.c (add_comp_dir_attribute, maybe_emit_file,
8389 dwarf2out_start_source_file, dwarf2out_finish): Call
8390 remap_debug_filename.
8391 (file_table_relative_p): Do not check d->emitted_number.
8392 * toplev.c (output_file_directive): Call remap_debug_filename.
8393 * vmsdbgout.c (write_srccorr): Call remap_debug_filename.
8394 * xcoffout.c (xcoffout_source_file): Call remap_debug_filename.
8396 2007-08-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8398 * loop-invariant.c (find_invariants_to_move): Add missing macro
8401 2007-08-17 Tom Tromey <tromey@redhat.com>
8403 * tree.h (struct tree_label_decl): Removed old "java" fields.
8405 2007-08-17 Richard Sandiford <richard@codesourcery.com>
8406 Nigel Stephens <nigel@mips.com>
8408 * config/mips/sde.h (DRIVER_SELF_SPECS): Add commas.
8409 Treat -mno-data-in-code and -mcode-xonly as aliases for
8410 -mcode-readable=no and -mcode-readable=pcrel respectively.
8411 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Add -mcode-xonly.
8412 (MULTILIB_OPTIONS): Add -mcode-readable=no multilibs.
8413 (MULTILIB_DIRNAMES): Update accordingly.
8415 2007-08-17 H.J. Lu <hongjiu.lu@intel.com>
8417 * Makefile.in (version.o): Depend on $(REVISION) only if
8418 REVISION_s is defined.
8420 2007-08-17 Sa Liu <saliu@de.ibm.com>
8421 Ulrich Weigand <uweigand@de.ibm.com>
8424 * tree.c (reconstruct_complex_type): For a pointer to a vector,
8425 use build_qualified_type to retain qualifiers of the base type.
8427 2007-08-17 Chen Liqin <liqin@sunnorth.com.cn>
8429 * config/score/score.md : Update pattern tablejump.
8430 * config/score/score.c : Update score_initialize_trampoline
8432 * config/score/score.h (TRAMPOLINE_TEMPLATE): Added macro.
8433 (TRAMPOLINE_INSNS, TRAMPOLINE_SIZE) Update macro.
8434 * doc/contrib.texi: Add my entry.
8436 2007-08-16 H.J. Lu <hongjiu.lu@intel.com>
8438 * Makefile.in (REVISION): New.
8441 (version.o): Also depend on $(REVISION). Add
8442 -DREVISION=$(REVISION_s).
8444 * version.c (version_string): Add REVISION.
8446 2007-08-16 Seongbae Park <seongbae.park@gmail.com>
8448 * tree-eh.c (lower_try_finally_onedest): Reset the locus
8449 of GOTO that's relocated to a different block.
8451 2007-08-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8453 * c-common.c (const_strip_array_types): New.
8454 * c-common.h (lang_missing_noreturn_ok_p): Delete.
8455 (const_strip_array_types): New.
8456 * c-objc-common.c (c_disregard_inline_limits,
8457 c_warn_unused_global_decl): Constify.
8458 * c-tree.h (c_disregard_inline_limits, c_warn_unused_global_decl,
8459 c_vla_type_p, c_incomplete_type_error): Likewise.
8460 * c-typeck.c (c_incomplete_type_error, c_vla_type_p): Likewise.
8461 * hooks.c (hook_bool_const_tree_false): New.
8462 * hooks.h (hook_bool_const_tree_false): Likewise.
8463 * langhooks-def.h (lhd_warn_unused_global_decl,
8464 lhd_incomplete_type_error, lhd_expr_size,
8465 lhd_tree_inlining_disregard_inline_limits,
8466 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
8467 LANG_HOOKS_GENERIC_TYPE_P, LANG_HOOKS_TYPE_MAX_SIZE): Constify.
8468 * langhooks.c (lhd_warn_unused_global_decl,
8469 lhd_incomplete_type_error,
8470 lhd_tree_inlining_disregard_inline_limits,
8471 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
8472 lhd_expr_size): Likewise.
8473 * langhooks.h (lang_hooks_for_tree_inlining,
8474 lang_hooks_for_tree_dump, lang_hooks_for_types,
8475 lang_hooks_for_decls, lang_hooks): Likewise.
8476 * pointer-set.c (pointer_set_t, pointer_set_create,
8477 pointer_set_contains, insert_aux, pointer_set_insert,
8478 pointer_set_traverse, pointer_map_t, pointer_map_create,
8479 pointer_map_contains, pointer_map_insert, pointer_map_traverse):
8481 * pointer-set.h (pointer_set_contains, pointer_set_insert,
8482 pointer_set_traverse, pointer_map_contains, pointer_map_insert,
8483 pointer_map_traverse): Likewise.
8484 * predict.c (assert_is_empty): Likewise.
8485 * tree-affine.c (free_name_expansion): Likewise.
8486 * tree-cfg.c (edge_to_cases_cleanup): Likewise.
8487 * tree.c (size_in_bytes, max_int_size_in_bytes): Likewise.
8488 * tree.h (size_in_bytes, max_int_size_in_bytes): Likewise.
8490 2007-08-16 Victor Kaplansky <victork@il.ibm.com>
8492 * tree-vectorizer.c (new_loop_vec_info): Initialize new
8494 (destroy_loop_vec_info): Add call to VEC_free.
8495 * tree-vectorizer.h (may_alias_ddrs): Define.
8496 (LOOP_VINFO_MAY_ALIAS_DDRS): Define.
8497 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
8498 Change reporting to dump.
8499 (vect_is_duplicate_ddr): New.
8500 (vect_mark_for_runtime_alias_test): New.
8501 (vect_analyze_data_ref_dependences) Add call to
8502 vect_mark_for_runtime_alias_test.
8503 (vect_enhance_data_refs_alignment): Define local variable
8504 vect_versioning_for_alias_required, don't perform
8505 peeling for alignment if versioning for alias is
8507 (vect_enhance_data_refs_alignment): Use
8508 PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS instead of
8509 PARAM_VECT_MAX_VERSION_CHECKS.
8510 * tree-vect-transform.c
8511 (vect_create_cond_for_alias_checks): New.
8512 (vect_transform_loop): Add call to
8513 vect_create_cond_for_alias_checks.
8514 (vect_vfa_segment_size): New.
8515 * params.def (PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS):
8517 (PARAM_VECT_MAX_VERSION_FOR_ALIAS_CHECKS): Define.
8518 * gcc/doc/invoke.texi
8519 (vect-max-version-for-alignment-checks): Document.
8520 (vect-max-version-for-alias-checks): Document.
8521 (vect-max-version-checks): Remove.
8523 2007-08-16 Uros Bizjak <ubizjak@gmail.com>
8525 * config/i386/i386.md (*rep_movdi_rex64): Emit "rep" prefix on
8526 the same line as the instruction for all asm dialects.
8527 (*rep_movsi): Ditto.
8528 (*rep_movsi_rex64): Ditto.
8529 (*rep_movqi): Ditto.
8530 (*rep_movqi_rex64): Ditto.
8531 (*rep_stosdi_rex64): Ditto.
8532 (*rep_stossi): Ditto.
8533 (*rep_stossi_rex64): Ditto.
8534 (*rep_stosqi): Ditto.
8535 (*rep_stosqi_rex64): Ditto.
8536 (*cmpstrnqi_nz_1): Ditto.
8537 (*cmpstrnqi_nz_rex_1): Ditto.
8538 (*cmpstrnqi_1): Ditto.
8539 (*cmpstrnqi_rex_1): Ditto.
8540 (*strlenqi_1): Ditto.
8541 (*strlenqi_rex_1): Ditto.
8542 * config/i386/sync.md (*sync_compare_and_swap<mode>): Emit "lock"
8543 prefix on the same line as the instruction for all asm dialects.
8544 (sync_double_compare_and_swap<mode>): Ditto.
8545 (*sync_double_compare_and_swapdi_pic): Ditto.
8546 (*sync_compare_and_swap_cc<mode>): Ditto.
8547 (sync_double_compare_and_swap_cc<mode>): Ditto.
8548 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
8549 (sync_old_add<mode>): Ditto.
8550 (sync_add<mode>): Ditto.
8551 (sync_sub<mode>): Ditto.
8552 (sync_ior<mode>): Ditto.
8553 (sync_and<mode>): Ditto.
8554 (sync_xor<mode>): Ditto.
8556 2007-08-16 Richard Sandiford <richard@codesourcery.com>
8559 * reload.c (find_reloads): Check that the memory returned by
8560 find_reloads_toplev was not the result of forcing a constant
8562 (find_reloads_toplev): Always use simplify_gen_subreg to get
8563 the subreg of a constant. If the result is also a constant,
8564 but not a legitimate one, force it into the constant pool
8565 and reload its address.
8567 2007-08-15 David Edelsohn <edelsohn@gnu.org>
8569 * config/rs6000/rs6000.c (rs6000_rtx_costs): Add CLZ, CTZ, and
8572 2007-08-15 Daniel Jacobowitz <dan@codesourcery.com>
8574 * config/rs6000/rs6000.c (rs6000_file_start): Output a .gnu_attribute
8575 directive for the current vector ABI.
8577 2007-08-15 Steve Ellcey <sje@cup.hp.com>
8580 * caller-save.c (reg_save_code): Set invalide status on restore code.
8582 2007-08-15 Diego Novillo <dnovillo@google.com>
8584 * tree-ssa-alias.c (compute_memory_partitions): Use
8585 alias_bitmap_obstack to allocate bitmaps.
8586 (reset_alias_info): Factor out of init_alias_info.
8587 Mark all name tags not associated to an SSA name for renaming.
8588 (init_alias_info): Call it.
8589 (create_name_tags): Tidy. Add comments.
8590 (dump_points_to_info_for): Do not call get_mem_sym_stats_for.
8592 2007-08-15 Maxim Kuvyrkov <maxim@codesourcery.com>
8594 * config/mips/mips.c (vr4130_swap_insns_p): Use new interface to
8595 scheduler dependencies.
8597 2007-08-15 Rask Ingemann Lambertsen <rask@sygehus.dk>
8599 * config/i386/i386.md (subsi3_carry_zext): Remove "m" constraint for
8601 (*iorsi_1_zext): Likewise.
8602 (*iorsi_1_zext_imm): Likewise.
8603 * config/i386/sse.md: (*sse4_1_extractps): Use "nonimmediate_operand"
8604 with "rm"/"xm" constraint.
8605 (sse2_vmsqrtv2df2): Likewise.
8607 2007-08-15 Jakub Jelinek <jakub@redhat.com>
8610 * emit-rtl.c (try_split): Use INSN_LIST instead of EXPR_LIST for
8613 2007-08-14 Daniel Berlin <dberlin@dberlin.org>
8615 * tree-pass.h (PROP_pta): Removed.
8616 (TODO_rebuild_alias): New.
8617 (pass_may_alias): Removed.
8618 * tree-ssa-ccp.c (execute_fold_all_builtins): Only rebuild
8619 aliasing if we changed something.
8620 * tree-ssa-alias.c (compute_may_aliases): Make non-static. Update
8622 (pass_may_alias): Removed.
8623 (create_structure_vars): Return TODO_rebuild_alias.
8624 * tree-ssa-pre.c (do_pre): Return TODO_rebuild_alias.
8625 * tree-sra.c (tree_sra): Only rebuild aliasing if something
8627 (tree_sra_early): We never affect aliasing right now.
8628 * tree-flow.h (compute_may_aliases): New prototype.
8629 * passes.c: Remove pass_may_alias from the passes.
8630 (execute_function_todo): Support TODO_rebuild_alias.
8632 2007-08-14 Kai Tietz <kai.tietz@onevision.com>
8634 * i386.c: (legitimize_address): Move dllimported variable check
8635 infront of legitimizing pic address of CONST symbols.
8637 2007-08-14 Steve Ellcey <sje@cup.hp.com>
8639 PR tree-optimization/32941
8640 * tree-eh.c (struct leh_tf_state): Add goto_queue_map field.
8641 (goto_queue_cmp): Remove.
8642 (find_goto_replacement): Change search method.
8643 (maybe_record_in_goto_queue): Add assert.
8644 (lower_try_finally): Remove qsort call, add pointer_map_destroy call.
8645 * Makefile.in (tree-eh.o): Add pointer-set.h dependency.
8647 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8649 * alias.c (component_uses_parent_alias_set): Constify.
8650 * alias.h (component_uses_parent_alias_set): Likewise.
8651 * cfgrtl.c (print_rtl_with_bb): Likewise.
8652 * double-int.c (tree_to_double_int, double_int_fits_to_tree_p,
8653 mpz_get_double_int): Likewise.
8654 * double-int.h (double_int_fits_to_tree_p, tree_to_double_int,
8655 mpz_get_double_int): Likewise.
8656 * expr.c (is_aligning_offset, undefined_operand_subword_p,
8657 mostly_zeros_p, all_zeros_p, safe_from_p, is_aligning_offset):
8659 * expr.h (safe_from_p): Likewise.
8660 * gimple-low.c (try_catch_may_fallthru, block_may_fallthru):
8662 * gimplify.c (should_carry_locus_p, zero_sized_field_decl,
8663 zero_sized_type, goa_lhs_expr_p): Likewise.
8664 * omp-low.c (is_variable_sized, use_pointer_for_field): Likewise.
8665 * rtl.h (print_rtl_with_bb): Likewise.
8666 * sched-vis.c (print_exp, print_value, print_pattern): Likewise.
8667 * tree-cfg.c (const_first_stmt, const_last_stmt): New.
8668 * tree-flow-inline.h (bb_stmt_list): Constify.
8669 (cbsi_start, cbsi_last, cbsi_end_p, cbsi_next, cbsi_prev,
8671 * tree-flow.h (const_block_stmt_iterator, cbsi_start, cbsi_last,
8672 const_first_stmt, const_last_stmt): New.
8673 (block_may_fallthru, empty_block_p): Constify.
8674 * tree-iterator.c (EXPR_FIRST_BODY, EXPR_LAST_BODY,
8675 EXPR_ONLY_BODY): New.
8676 (expr_first, expr_last, expr_only): Use macro for body.
8677 (const_expr_first, const_expr_last, const_expr_only): New.
8678 * tree-iterator.h (const_tree_stmt_iterator, ctsi_start,
8679 ctsi_last, ctsi_end_p, ctsi_one_before_end_p, ctsi_next,
8680 ctsi_prev, ctsi_stmt): New.
8681 * tree-scalar-evolution.c (get_loop_exit_condition): Constify.
8682 * tree-scalar-evolution.h (get_loop_exit_condition): Likewise.
8683 * tree-ssa-loop-niter.c (loop_only_exit_p,
8684 derive_constant_upper_bound): Likewise.
8685 * tree-ssa-phiopt.c (empty_block_p): Likewise.
8686 * tree-ssa-threadupdate.c (redirection_block_p): Likewise.
8687 * tree-vectorizer.c (slpeel_can_duplicate_loop_p): Likewise.
8688 * tree-vectorizer.h (slpeel_can_duplicate_loop_p): Likewise.
8689 * tree-vrp.c (vrp_bitmap_equal_p): Likewise.
8690 * tree.c (get_type_static_bounds): Likewise.
8691 * tree.h (const_expr_first, const_expr_last, const_expr_only): New.
8692 (get_type_static_bounds): Constify.
8694 2007-08-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
8697 * config/i386/i386.h (CANONICALIZE_COMPARISON): New.
8698 * config/i386/i386.md (plusminus)(addsub)(SWI): New.
8699 (*<addsub><mode>3_cc_overflow): New.
8700 (*add<mode>3_cconly_overflow): New.
8701 (*sub<mode>3_cconly_overflow): New.
8702 (*<addsub>si3_zext_cc_overflow): New.
8703 * config/i386/predicates.md (fcmov_comparison_operator): Accept
8704 CCCmode for LTU, GTU, LEU and GEU.
8705 (ix86_comparison_operator): Likewise.
8706 (ix86_carry_flag_operator): Carry flag is set if LTU or GTU in CCCmode.
8707 * config/i386/i386.c (put_condition_code): Support CCCmode.
8708 (ix86_cc_mode): Use CCCmode when testing for overflow of PLUS
8709 or MINUS expressions.
8711 2007-08-14 Andrew Pinski <pinskia@gmail.com>
8714 * c-typeck.c (build_binary_op): Disallow vector float types with
8715 BIT_IOR_EXPR, BIT_AND_EXPR, and BIT_XOR_EXPR.
8717 2007-08-14 Maxim Kuvyrkov <maxim@codesourcery.com>
8719 * sched-int.h (struct _dep): Rename field 'kind' to 'type'.
8720 (DEP_KIND): Rename to DEP_TYPE. Update all uses.
8721 (dep_def): New typedef.
8722 (init_dep_1, sd_debug_dep): Declare functions.
8723 (DEP_LINK_KIND): Rename to DEP_LINK_TYPE.
8724 (debug_dep_links): Remove.
8725 (struct _deps_list): New field 'n_links'.
8726 (DEPS_LIST_N_LINKS): New macro.
8727 (FOR_EACH_DEP_LINK): Remove.
8728 (create_deps_list, free_deps_list, delete_deps_list): Remove
8730 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
8731 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
8732 (copy_deps_list_change_con, move_dep_link): Ditto.
8733 (struct haifa_insn_data): Split field 'back_deps' into 'hard_back_deps'
8734 and 'spec_back_deps'. New field 'resolved_forw_deps'. Remove field
8736 (INSN_BACK_DEPS): Remove.
8737 (INSN_HARD_BACK_DEPS, INSN_SPEC_BACK_DEPS, INSN_RESOLVED_FORW_DEPS):
8739 (INSN_DEP_COUNT): Remove.
8740 (enum DEPS_ADJUST_RESULT): Add new constant DEP_NODEP. Fix comments.
8741 (spec_info, haifa_recovery_block_was_added_during_scheduling_p):
8742 Declare global variables.
8743 (deps_pools_are_empty_p, sched_free_deps): Declare functions.
8744 (add_forw_dep, compute_forward_dependences): Remove declarations.
8745 (add_or_update_back_dep, add_or_update_back_forw_dep): Ditto.
8746 (add_back_forw_dep, delete_back_forw_dep): Ditto.
8747 (debug_ds, sched_insn_is_legitimate_for_speculation_p): Declare
8749 (SD_LIST_NONE, SD_LIST_HARD_BACK, SD_LIST_SPEC_BACK, SD_LIST_FORW):
8751 (SD_LIST_RES_BACK, SD_LIST_RES_FORW, SD_LIST_BACK): Ditto.
8752 (sd_list_types_def): New typedef.
8753 (sd_next_list): Declare function.
8754 (struct _sd_iterator): New type.
8755 (sd_iterator_def): New typedef.
8756 (sd_iterator_start, sd_iterator_cond, sd_iterator_next): New inline
8758 (FOR_EACH_DEP): New cycle wrapper.
8759 (sd_lists_size, sd_lists_empty_p, sd_init_insn, sd_finish_insn):
8761 (sd_find_dep_between, sd_add_dep, sd_add_or_update_dep): Ditto.
8762 (sd_resolve_dep, sd_copy_back_deps, sd_delete_dep, sd_debug_lists):
8765 * sched-deps.c (init_dep_1): Make global.
8766 (DUMP_DEP_PRO, DUMP_DEP_CON, DUMP_DEP_STATUS, DUMP_DEP_ALL): New
8768 (dump_dep): New static function.
8769 (dump_dep_flags): New static variable.
8770 (sd_debug_dep): New function.
8771 (add_to_deps_list, remove_from_deps_list): Update 'n_links' field of
8773 (move_dep_link): Use remove_from_deps_list (), instead of
8775 (dep_links_consistent_p, dump_dep_links, debug_dep_links): Remove.
8776 (dep_link_is_detached_p): New static function.
8777 (deps_obstack, dl_obstack, dn_obstack): Remove. Use dn_pool, dl_pool
8779 (dn_pool, dl_pool): New alloc_pools.
8780 (dn_pool_diff, dl_pool_diff): New static variables.
8781 (create_dep_node, delete_dep_node): New static function.
8782 (create_deps_list): Make it static. Use alloc_pool 'dl_pool'.
8783 (deps_list_empty_p): Make it static. Use 'n_links' field.
8784 (deps_pools_are_empty_p): New static function.
8785 (alloc_deps_list, delete_deps_list): Remove.
8786 (dump_deps_list, debug_deps_list, add_back_dep_to_deps_list): Remove.
8787 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
8788 (copy_deps_list_change_con): Remove. Use sd_copy_back_deps () instead.
8789 (forward_dependency_cache): Remove.
8790 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Remove
8791 'back' from the names. Change signature to use dep_t instead of
8793 (add_back_dep): Ditto. Make global.
8794 (check_dep_status): Rename to check_dep ().
8795 (sd_next_list, sd_lists_size, sd_lists_empty_p, sd_init_insn):
8797 (sd_finish_insn): Ditto.
8798 (sd_find_dep_between_no_cache): New static function.
8799 (sd_find_dep_between): New function.
8800 (ask_dependency_caches, set_dependency_caches): New static functions.
8801 (update_dependency_caches, change_spec_dep_to_hard, update_dep): Ditto.
8802 (add_or_update_dep_1): Separate pieces of functionality into
8803 ask_dependency_caches (), update_dependency_caches (),
8804 change_spec_dep_to_hard (), update_dep ().
8805 (get_back_and_forw_lists): New static function.
8806 (sd_add_dep): Separate setting of dependency caches into
8807 set_dependency_caches ().
8808 (sd_add_or_update_dep, sd_resolve_dep, sd_copy_back_deps):
8810 (sd_delete_dep): Ditto.
8811 (DUMP_LISTS_SIZE, DUMP_LISTS_DEPS, DUMP_LISTS_ALL): New constants.
8812 (dump_lists): New static function.
8813 (sd_debug_lists): New debug function.
8814 (delete_all_dependences, fixup_sched_groups): Update to use
8815 sd_* infrastructure.
8816 (sched_analyze_2): Create data-speculative dependency only if
8817 data-speculation is enabled.
8818 (sched_analyze_insn): If insn cannot be speculative, make all its
8819 dependencies non-speculative.
8820 (sched_analyze): Use sd_init_insn ().
8821 (add_forw_dep, compute_forward_dependencies): Remove.
8822 (delete_dep_nodes_in_back_deps): New static function.
8823 (sched_free_deps): New function.
8824 (init_dependency_caches): Init alloc_pools.
8825 (extend_depedency_caches): Update after removing of
8826 forward_dependency_cache.
8827 (free_dependency_caches): Ditto. Free alloc_pools.
8828 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Remove.
8829 (delete_forw_dep, add_or_update_back_dep, add_or_update_back_forw_dep):
8831 (add_back_forw_dep, delete_back_forw_dep): Ditto.
8832 (add_dependence): Use init_dep ().
8833 (get_dep_weak_1): New static function.
8834 (get_dep_weak): Move logic to get_dep_weak_1 ().
8835 (dump_ds): New static function moved from haifa-sched.c:
8836 debug_spec_status ().
8837 (debug_ds): New debug function.
8838 (check_dep_status): Rename to check_dep (). Update to check whole
8841 * haifa-sched.c (spec_info): Make global.
8842 (added_recovery_block_p): Rename to
8843 'haifa_recovery_block_was_added_during_current_schedule_block_p'.
8844 (haifa_recovery_block_was_added_during_scheduling_p): New variable.
8845 (dep_cost, priority, rank_for_schedule, schedule_insn): Update
8846 to use new interfaces.
8847 (ok_for_early_queue_removal): Ditto.
8848 (schedule_block): Initialize logical uids of insns emitted by the
8850 (sched_init): Initialize new variable.
8851 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
8853 (extend_global): Initialize insn data.
8854 (init_h_i_d): Remove code that is now handled in sd_init_insn ().
8855 (process_insn_forw_deps_be_in_spec): Change signature. Update to use
8857 (add_to_speculative_block): Update to use new interfaces.
8858 (create_recovery_block): Set new variables.
8859 (create_check_block_twin, fix_recovery_deps): Update to use new
8861 (sched_insn_is_legitimate_for_speculation_p): New function.
8862 (speculate_insn): Move checking logic to
8863 sched_insn_is_legitimate_for_speculation_p ().
8864 (sched_remove_insn): Finalize sched-deps information of instruction.
8865 (clear_priorities, add_jump_dependencies): Update to use new
8867 (debug_spec_status): Rename to dump_ds () and move to sched-deps.c.
8869 * sched-rgn.c (set_spec_fed, find_conditional_protection): Update
8870 to use new interfaces.
8871 (is_conditionally_protected, is_pfree, is_prisky) Ditto.
8872 (new_ready): Try to use control speculation only if it is available.
8873 (add_branch_dependences): Update to use new interfaces.
8874 (compute_block_backward_dependences): Rename to
8875 compute_block_dependences (). Call
8876 targetm.sched.dependencies_evaluation_hook ().
8877 (free_block_dependencies): New static function.
8878 (debug_dependencies): Update to use new interfaces.
8879 (schedule_region): Remove separate computation of forward dependencies.
8880 Move call of targetm.sched.dependencies_evaluation_hook () to
8881 compute_block_dependences (). Free dependencies at the end of
8882 scheduling the region.
8884 * sched-ebb.c (earliest_block_with_similiar_load): Update to use
8886 (add_deps_for_risky_insns): Ditto.
8887 (schedule_ebb): Remove separate computation of forward dependencies.
8888 Free dependencies at the end of scheduling the ebb.
8890 * ddg.c (create_ddg_dependence): Update to use new interfaces.
8891 (build_intra_loop_deps): Ditto. Remove separate computation of
8892 forward dependencies. Free sched-deps dependencies.
8894 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Update
8895 to use new interfaces.
8896 (ia64_dfa_new_cycle, ia64_gen_check): Ditto.
8898 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Update to use
8900 (is_costly_group): Ditto.
8902 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8904 * alias.c (rtx_equal_for_memref_p): Constify.
8905 * basic-block.h (const_edge, const_basic_block): New.
8906 (reg_set_to_hard_reg_set, dfs_enumerate_from, single_succ_p,
8907 single_pred_p, single_succ_edge, single_pred_edge, single_succ,
8908 single_pred, maybe_hot_bb_p, probably_cold_bb_p,
8909 probably_never_executed_bb_p, edge_probability_reliable_p,
8910 br_prob_note_reliable_p, forwarder_block_p, flow_nodes_print,
8911 inside_basic_block_p, control_flow_insn_p, dominated_by_p):
8913 * bb-reorder.c (better_edge_p, push_to_next_round_p): Likewise.
8914 * bt-load.c (basic_block_freq, insn_sets_btr_p, can_move_up):
8916 * cfganal.c (flow_active_insn_p, forwarder_block_p,
8917 flow_nodes_print, dfs_enumerate_from): Likewise.
8918 * cfgbuild.c (count_basic_blocks, inside_basic_block_p,
8919 control_flow_insn_p, count_basic_blocks): Likewise.
8920 * cfgloop.c (flow_bb_inside_loop_p, glb_enum_p,
8921 get_loop_body_with_size, loop_exit_edge_p): Likewise.
8922 * cfgloop.h (flow_bb_inside_loop_p, num_loop_insns,
8923 average_num_loop_insns, loop_exit_edge_p,
8924 just_once_each_iteration_p, can_duplicate_loop_p): Likewise.
8925 * cfgloopanal.c (just_once_each_iteration_p, num_loop_insns,
8926 average_num_loop_insns, seq_cost): Likewise.
8927 * cfgloopmanip.c (rpe_enum_p, can_duplicate_loop_p): Likewise.
8928 * dominance.c (dominated_by_p): Likewise.
8929 * emit-rtl.c (validate_subreg): Likewise.
8930 * except.c (can_throw_internal, can_throw_external): Likewise.
8931 * except.h (can_throw_internal, can_throw_external): Likewise.
8932 * gcse.c (gcse_constant_p, oprs_unchanged_p, oprs_anticipatable_p,
8933 oprs_available_p, hash_expr, expr_equiv_p, oprs_not_set_p,
8934 compute_transp, load_killed_in_block_p, reg_killed_on_edge,
8935 simple_mem, store_ops_ok, load_kills_store, find_loads,
8936 store_killed_in_insn, store_killed_after, store_killed_before,
8937 gcse_mem_operand, implicit_set_cond_p, store_killed_in_pat):
8939 * ifcvt.c (count_bb_insns, cheap_bb_rtx_cost_p, noce_operand_ok,
8940 noce_mem_write_may_trap_or_fault_p): Likewise.
8941 * pointer-set.c (pointer_set_contains, pointer_map_contains):
8943 * pointer-set.h (pointer_set_contains, pointer_map_contains):
8945 * predict.c (can_predict_insn_p, maybe_hot_bb_p,
8946 probably_cold_bb_p, probably_never_executed_bb_p,
8947 edge_probability_reliable_p, br_prob_note_reliable_p,
8948 can_predict_insn_p): Likewise.
8949 * regclass.c (reg_set_to_hard_reg_set): Likewise.
8950 * resource.c (return_insn_p): Likewise.
8951 * rtl.h (reg_set_between_p, reg_set_p, validate_subreg):
8953 * rtlanal.c (reg_set_between_p, reg_set_p): Likewise.
8954 * tracer.c (count_insns, ignore_bb_p, better_p): Likewise.
8955 * tree-cfg.c (verify_gimple_unary_expr, verify_gimple_binary_expr,
8956 verify_gimple_modify_stmt): Likewise.
8957 * tree-chrec.c (is_not_constant_evolution,
8958 is_multivariate_chrec_rec, is_multivariate_chrec,
8959 chrec_contains_symbols, chrec_contains_undetermined,
8960 tree_contains_chrecs, evolution_function_is_affine_multivariate_p,
8961 evolution_function_is_univariate_p, avoid_arithmetics_in_type_p,
8962 eq_evolutions_p, scev_direction): Likewise.
8963 * tree-chrec.h (automatically_generated_chrec_p, tree_is_chrec,
8964 eq_evolutions_p, is_multivariate_chrec, chrec_contains_symbols,
8965 chrec_contains_symbols_defined_in_loop,
8966 chrec_contains_undetermined, tree_contains_chrecs,
8967 evolution_function_is_affine_multivariate_p,
8968 evolution_function_is_univariate_p, chrec_zerop,
8969 evolution_function_is_constant_p, evolution_function_is_affine_p,
8970 evolution_function_is_affine_or_constant_p,
8971 tree_does_not_contain_chrecs, chrec_type): Likewise.
8972 * tree-data-ref.c (tree_fold_divides_p,
8973 object_address_invariant_in_loop_p, dr_may_alias_p,
8974 ziv_subscript_p, siv_subscript_p, gcd_of_steps_may_divide_p,
8975 same_access_functions, constant_access_functions,
8976 access_functions_are_affine_or_constant_p, find_vertex_for_stmt):
8978 * tree-flow.h (scev_direction): Likewise.
8979 * tree-gimple.c (is_gimple_stmt): Likewise.
8980 * tree-outof-ssa.c (identical_copies_p, identical_stmt_lists_p):
8982 * tree-pretty-print.c (op_prio): Likewise.
8983 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop,
8984 analyzable_condition, backedge_phi_arg_p): Likewise.
8985 * tree-scalar-evolution.h (get_chrec_loop): Likewise.
8986 * tree-ssa-operands.c (get_name_decl, operand_build_cmp): Likewise.
8987 * tree-ssa-threadupdate.c (dbds_continue_enumeration_p):
8990 2007-08-13 Dan Hipschman <dsh@google.com>
8993 * c-format.c (check_format_arg): Move check for zero-length
8994 format strings below the check for unterminated strings.
8996 2007-08-13 Andrew Pinski <pinskia@gmail.com>
8999 * c-typeck.c (build_unary_op <case BIT_NOT_EXPR>): Reject vector float
9002 2007-08-13 Nick Clifton <nickc@redhat.com>
9004 * config/arm/arm_neon.h: Revert GPLv3 patch to this file.
9006 2007-08-12 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
9009 * c-format.c (gcc_gfc_length_specs): New array.
9010 (gcc_gfc_char_table): Add unsigned specifier, and references to
9011 the l length modifier.
9012 (format_types_orig): Use the new gcc_gfc_length_specs.
9014 2007-08-12 Sa Liu <saliu@de.ibm.com>
9016 * emit-rtl.c (try_split): Relink the insns with REG_LIBCALL note
9017 and with REG_RETVAL note after split.
9019 2007-08-11 David Daney <ddaney@avtrex.com>
9021 * config/mips/mips.c (mips_sched_reorder): Mark cycle parameter
9022 as ATTRIBUTE_UNUSED.
9024 2007-08-11 David Edelsohn <edelsohn@gnu.org>
9025 Segher Boessenkool <segher@kernel.crashing.org>
9027 * config/rs6000/rs6000.h (CC1_CPU_SPEC): Define as empty string if
9028 HAVE_LOCAL_CPU_DETECT not defined.
9030 2007-08-11 Jan Hubicka <jh@suse.cz>
9032 * cgraphunit.c (record_cdtor_fn): Declare all cdtors always inlined.
9033 (cgraph_process_new_functions): Honor previous value of
9034 disregard_inline_limits.
9035 * ipa-inline.c (compute_inline_parameters): Likewise.
9037 2007-08-11 Ian Lance Taylor <iant@google.com>
9039 * alias.h (alias_set_type): Define new type.
9040 (ALIAS_SET_MEMORY_BARRIER): Use it.
9041 * rtl.h: Include alias.h.
9042 (struct mem_attrs): Use alias_set_type.
9043 * tree.h: Include alias.h
9044 (struct tree_type): Use alias_set_type.
9045 (struct tree_struct_field_tag): Likewise.
9046 (struct tree_decl_common): Likewise.
9047 * alias.c (struct alias_set_entry): Use alias_set_type.
9048 (get_alias_set_entry, alias_set_subset_of): Likewise.
9049 (alias_sets_conflict_p): Likewise.
9050 (alias_sets_must_conflict_p): Likewise.
9051 (objects_must_conflict_p): Likewise.
9052 (get_alias_set, new_alias_set): Likewise.
9053 (record_alias_subset, record_component_aliases): Likewise.
9054 (varargs_set, frame_set): Change to alias_set_type.
9055 (get_varargs_alias_set): Use alias_set_type.
9056 (get_frame_alias_set): Likewise.
9057 * builtins.c (setjmp_alias_set): Change to alias_set_type.
9058 * dse.c (struct store_info): Use alias_set_type.
9059 (struct read_info, struct clear_alias_mode_holder): Likewise.
9060 (clear_alias_set_lookup, canon_address): Likewise.
9061 (record_store, check_mem_read_rtx): Likewise.
9062 (dse_record_singleton_alias_set): Likewise.
9063 (dse_invalidate_singleton_alias_set): Likewise.
9064 * emit-rtl.c (get_mem_attrs): Likewise.
9065 (set_mem_attributes_minus_bitpos): Likewise.
9066 (set_mem_alias_set): Likewise.
9067 * expr.c (store_constructor_field, store_field): Likewise.
9068 * gimplify.c (struct gimplify_init_ctor_preeval_data): Likewise.
9069 * langhooks.c (lhd_get_alias_set): Likewise.
9070 * langhooks-def.h (lhd_get_alias_set): Likewise.
9071 * reload1.c (alter_reg): Likewise.
9072 * tree-flow.h (struct fieldoff): Likewise.
9073 * tree-ssa-alias.c (struct alias_map_d): Likewise.
9074 (may_alias_p, get_smt_for, create_sft): Likewise.
9075 * tree-ssa-alias-warnings.c (nonstandard_alias_types_p): Likewise.
9076 * tree-ssa-structalias.c (set_uids_in_ptset): Likewise.
9077 (merge_smts_into): Likewise.
9078 * varasm.c (const_alias_set): Likewise.
9079 * c-common.c (strict_aliasing_warning): Likewise.
9080 (c_common_get_alias_set): Likewise.
9081 * dse.h (dse_record_singleton_alias_set): Update declaration.
9082 (dse_invalidate_singleton_alias_set): Likewise.
9083 * emit-rtl.h (set_mem_alias_set): Likewise.
9084 * c-common.h (c_common_get_alias_set): Likewise.
9085 * print-rtl.c (print_rtx): Cast MEM_ALIAS_SET when printing it.
9086 * print-tree.c (print_node): Likewise.
9087 * config/alpha/alpha.c (alpha_sr_alias_set): Change to
9089 (alpha_setup_incoming_varargs): Use alias_set_type.
9090 * config/i386/i386.c (setup_incoming_varargs_64): Use
9092 (setup_incoming_varargs_ms_64): Likewise.
9093 (ix86_GOT_alias_set): Likewise.
9094 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
9095 * config/rs6000/rs6000.c (setup_incoming_varargs): Likewise.
9096 (set): Change to alias_set_type.
9097 (get_TOC_alias_set): Use alias_set_type.
9098 * config/rs6000/rs6000-protos.h (get_TOC_alias_set): Update
9100 * config/sh/sh.c (sh_builtin_saveregs): Use alias_set_type.
9101 * config/sparc/sparc.c (sparc_sr_alias_set): Change to
9103 (struct_value_alias_set): Likewise.
9104 * Makefile.in (GTFILES): Add $(srcdir)/alias.h.
9106 2007-08-11 Richard Sandiford <richard@codesourcery.com>
9108 * config/vxworks-dummy.h (TARGET_VXWORKS): Define.
9109 * config/vxworks.h (TARGET_VXWORKS): Override.
9110 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Don't define
9111 "mips" if TARGET_VXWORKS.
9113 2007-08-11 Richard Sandiford <richard@codesourcery.com>
9115 * calls.c (avoid_likely_spilled_reg): New function.
9116 (expand_call): Use it.
9118 2007-08-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9120 * c-typeck.c (build_c_cast): Add OPT_Wcast_qual to warnings.
9122 2007-08-10 Adam Nemet <anemet@caviumnetworks.com>
9124 * config/mips/predicates.md (const_call_insn_operand): Invoke
9125 SYMBOL_REF_LONG_CALL_P only on SYMBOL_REFs.
9127 2007-08-10 David Edelsohn <edelsohn@gnu.org>
9130 * config/rs6000/driver-rs6000.c: Include link.h.
9131 Use ElfW instead of wordsize-specif typedef.
9133 2007-08-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9135 * system.h (CONST_CAST): New.
9136 * c-decl.c (c_make_fname_decl): Use it.
9137 * c-lex.c (cb_ident, lex_string): Likewise.
9138 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
9139 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
9140 give_switch, set_multilib_dir): Likewise.
9141 * gengtype-parse.c (string_seq, typedef_name): Likewise.
9142 * passes.c (execute_one_pass): Likewise.
9143 * prefix.c (update_path): Likewise.
9144 * pretty-print.c (pp_base_destroy_prefix): Likewise.
9145 * tree.c (build_string): Likewise.
9147 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
9149 * tree-flow-inline.h (is_exec_stmt): Remove.
9150 (is_label_stmt): Remove.
9151 * tree-flow.h: Remove prototypes for is_exec_stmt, get_filename, and
9154 2007-08-10 Andreas Krebbel <krebbel1@de.ibm.com>
9156 * lower-subreg.c (resolve_shift_zext): Don't adjust
9157 src_reg_num for wordmode operands.
9159 2007-08-10 Sandra Loosemore <sandra@codesourcery.com>
9160 David Ung <davidu@mips.com>
9162 * config/mips/mips.c (TARGET_SCHED_INIT): Define.
9163 (TARGET_SCHED_REORDER2): Define.
9164 (mips_maybe_swap_ready): New.
9165 (mips_last_74k_agen_insn): New.
9166 (mips_74k_agen_init): New.
9167 (mips_74k_agen_reorder): New function to group loads and stores
9169 (mips_sched_init): New.
9170 (mips_sched_reorder): Don't do initialization here. Call
9171 mips_74k_agen_reorder.
9172 (mips_variable_issue): Call mips_74k_agen_init.
9174 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
9176 * tree-flow-inline.h (get_filename): Remove.
9178 2007-08-10 Richard Sandiford <richard@codesourcery.com>
9180 * config/mips/mips-protos.h (mips_address_insns): Add a boolean
9182 (mips_fetch_insns): Delete in favor of...
9183 (mips_load_store_insns): ...this new function.
9184 * config/mips/mips.c (mips_address_insns): Add a boolean argument
9185 to say whether multiword moves _might_ be split.
9186 (mips_fetch_insns): Delete in favor of...
9187 (mips_load_store_insns): ...this new function.
9188 (mips_rtx_costs): Update the call to mips_address_insns.
9189 (mips_address_cost): Likewise.
9190 * config/mips/mips.md (length): Use mips_load_store_insns instead
9191 of mips_fetch_insns.
9192 * config/mips/constraints.md (R): Use mips_address_insns rather
9193 than mips_fetch_insns. Assume that the move never needs to be split.
9195 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
9197 * config/mips/mips.opt (mhard-float, msoft-float): Make these
9198 control TARGET_HARD_FLOAT_ABI and TARGET_SOFT_FLOAT_ABI, rather
9199 than TARGET_HARD_FLOAT and TARGET_SOFT_FLOAT.
9200 * config/mips/mips.h (mips16_hard_float): Delete.
9201 (TARGET_HARD_FLOAT_ABI, TARGET_SOFT_FLOAT_ABI): Delete these
9202 definitions, and replace with....
9203 (TARGET_HARD_FLOAT, TARGET_SOFT_FLOAT): Define.
9204 * config/mips/mips.c (mips16_hard_float): Delete. Replace
9205 all references with (TARGET_MIPS16 && TARGET_HARD_FLOAT_ABI).
9206 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Update comments.
9207 (override_options): Replace MASK_SOFT_FLOAT references with
9208 MASK_SOFT_FLOAT_ABI. Delete twiddling with MASK_SOFT_FLOAT
9209 and mips16_hard_float when TARGET_MIPS16.
9211 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
9214 * c-typeck.c (build_binary_op): Check for non pointer types before
9215 calling int_fits_type_p.
9217 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
9220 * fold-const.c (omit_one_operand): Return only the ommitted expression
9221 if the result is an empty statement.
9222 (pedantic_omit_one_operand): Likewise.
9224 2007-08-09 Daniel Berlin <dberlin@dberlin.org>
9226 * c-typeck.c (readonly_error): Improve error for assignment.
9228 * c-pretty-print.c (pp_c_additive_expression): Handle pointer-plus
9230 (pp_c_expression): Ditto.
9232 2007-08-09 Simon Baldwin <simonb@google.com>
9234 * simplify-rtx.c (simplify_binary_operation_1): Removed erroneous
9235 break that was preventing simplify_associative_operation() for xor.
9237 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
9238 Nigel Stephens <nigel@mips.com>
9240 * doc/tm.texi (CLZ_DEFINED_VALUE_AT_ZERO, CTZ_DEFINED_VALUE_AT_ZERO):
9241 Document change in interpretation of value from boolean to
9243 * optabs.c (expand_ffs, expand_ctz): New functions to compute
9244 ffs and ctz using clz.
9245 (expand_unop): Call them.
9246 * config/rs6000/rs6000.h (CLZ_DEFINED_VALUE_AT_ZERO): Fix its
9248 (CTZ_DEFINED_VALUE_AT_ZERO): Likewise.
9249 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Likewise, to
9250 enable the new ffs expansion on this target.
9252 2007-08-09 Jan Hubicka <jh@suse.cz>
9254 * optabs.c (expand_widen_pattern_expr): Use optabs accestors.
9255 (expand_ternary_op): Likewise.
9256 (expand_vec_shift_expr): Likewise.
9257 (expand_binop_directly): Likewise.
9258 (expand_binop): Likewise.
9259 (sign_expand_binop): Likewise.
9260 (expand_twoval_unop): Likewise.
9261 (expand_twoval_binop): Likewise.
9262 (expand_twoval_binop_libfunc): Likewise.
9263 (widen_clz): Likewise.
9264 (widen_bswap): Likewise.
9265 (expand_parity): Likewise.
9266 (expand_unop): Likewise.
9267 (expand_abs_nojump): Likewise.
9268 (expand_copysign): Likewise.
9269 (emit_no_conflict_block): Likewise.
9270 (emit_libcall_block): Likewise.
9271 (can_compare_p): Likewise.
9272 (prepare_cmp_insn): Likewise.
9273 (emit_cmp_and_jump_insn_1): Likewise.
9274 (prepare_float_lib_cmp): Likewise.
9275 (emit_conditional_add): Likewise.
9276 (gen_add2_insn): Likewise.
9277 (have_add2_insn): Likewise.
9278 (gen_sub2_insn): Likewise.
9279 (have_sub2_insn): Likewise.
9280 (can_extend_p): Likewise.
9281 (can_fix_p): Likewise.
9282 (can_float_p): Likewise.
9283 (expand_float): Likewise.
9284 (expand_fix): Likewise.
9285 (expand_sfix_optab): Likewise.
9286 (new_optab): Likewise.
9287 (new_convert_optab): Likewise.
9288 (init_libfuncs): Likewise.
9289 (init_interclass_conv_libfuncs): Likewise.
9290 (init_intraclass_conv_libfuncs): Likewise.
9291 (set_conv_libfunc): Likewise.
9292 (init_optabs): Likewise.
9293 (debug_optab_libfuncs): Likewise.
9294 (gen_cond_trap): Likewise.
9295 * optabs.h (optab_handler, convert_optab_hanlder): New.
9296 * genopinit.c: Update optabs generation table.
9297 * reload.c (find_reloads_address_1): Use optabs accestors.
9298 * builtins.c (expand_builtin_mathfn): Likewise.
9299 (expand_builtin_mathfn_2): Likewise.
9300 (expand_builtin_mathfn_3): Likewise.
9301 (expand_builtin_interclass_mathfn): Likewise.
9302 (expand_builtin_sincos): Likewise.
9303 (expand_builtin_cexpi): Likewise.
9304 (expand_builtin_powi): Likewise.
9305 (expand_builtin_strlen): Likewise.
9306 * dojump.c (do_jump): Likewise.
9307 * expr.c (convert_move): Likewise.
9308 (move_by_pieces): Likewise.
9309 (move_by_pieces_ninsns): Likewise.
9310 (can_store_by_pieces): Likewise.
9311 (store_by_pieces_1): Likewise.
9312 (emit_move_via_integer): Likewise.
9313 (emit_move_complex): Likewise.
9314 (emit_move_ccmode): Likewise.
9315 (emit_move_insn_1): Likewise.
9316 (emit_single_push_insn): Likewise.
9317 (store_constructor): Likewise.
9318 (expand_expr_real_1): Likewise.
9319 (do_store_flag): Likewise.
9320 * ada/misc.c (gnat_compute_largest_alignment): Likewise.
9321 (enumerate_modes): Likewise.
9322 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
9323 (supportable_widening_operation): Likewise.
9324 (supportable_narrowing_operation): Likewise.
9325 * expmed.c (store_bit_field_1): Likewise.
9326 (extract_bit_field_1): Likewise.
9327 (expand_mult_highpart_optab): Likewise.
9328 (expand_smod_pow2): Likewise.
9329 (expand_divmod): Likewise.
9330 (emit_store_flag): Likewise.
9331 * tree-vect-patterns.c
9332 (vect_pattern_recog_1): Likewise.
9333 * tree-ssa-loop-prefetch.c
9334 (nontemporal_store_p): Likewise.
9335 * tree-vect-transform.c (vect_model_reduction_cost): Likewise.
9336 (vect_create_epilog_for_reduction): Likewise.
9337 (vectorizable_reduction): Likewise.
9338 (vectorizable_operation): Likewise.
9339 (vect_strided_store_supported): Likewise.
9340 (vectorizable_store): Likewise.
9341 (vect_strided_load_supported): Likewise.
9342 (vectorizable_load): Likewise.
9343 * combine.c (simplify_comparison): Likewise.
9344 * tree-vect-generic.c
9345 (type_for_widest_vector_mode): Likewise.
9346 (expand_vector_operations_1): Likewise.
9347 * config/spu/spu.c (spu_expand_mov): Likewise.
9348 (spu_emit_vector_compare): Likewise.
9349 * config/rs6000/rs6000.c
9350 (rs6000_emit_vector_compare): Likewise.
9351 * stmt.c (add_case_node): Likewise.
9352 * reload1.c (gen_reload):
9354 2007-08-09 Michael Matz <matz@suse.de>
9356 * tree.h (fixed_zerop): Declare as taking a const_tree.
9357 * tree.c (fixed_zerop): Take a const_tree.
9359 2007-08-09 Ira Rosen <irar@il.ibm.com>
9361 * tree-vect-transform.c (vectorizable_store): Remove call to
9362 copy_virtual_operands() and call mark_symbols_for_renaming() for
9363 the created vector store.
9364 (vect_setup_realignment): Don't call copy_virtual_operands() and
9365 update_vuses_to_preheader().
9366 (vectorizable_load): Don't call copy_virtual_operands().
9367 (update_vuses_to_preheader): Remove.
9369 2007-08-08 Chao-ying Fu <fu@mips.com>
9371 * tree.def (FIXED_POINT_TYPE): New type.
9372 (FIXED_CST): New constant.
9373 (FIXED_CONVERT_EXPR): New expr.
9374 * doc/c-tree.texi (Types): Document FIXED_POINT_TYPE.
9375 (Expressions): Document FIXED_CST and FIXED_CONVERT_EXPR.
9376 * tree.h (struct tree_base): Add saturating_flag.
9377 Remove one bit of spare for saturating_flag.
9378 (NUMERICAL_TYPE_CHECK): Support FIXED_POINT_TYPE.
9379 (NON_SAT_FIXED_POINT_TYPE_P, SAT_FIXED_POINT_TYPE_P,
9380 FIXED_POINT_TYPE_P): Define.
9381 (TYPE_SATURATING): Define.
9382 (TREE_FIXED_CST_PTR, TREE_FIXED_CST): Define.
9383 (struct tree_fixed_cst): New.
9384 (TYPE_IBIT, TYPE_FBIT): Define.
9385 (tree_node): Add fixed_cst.
9386 (enum tree_index): Add new enumeration values of
9387 TI_SAT_SFRACT_TYPE, TI_SAT_FRACT_TYPE, TI_SAT_LFRACT_TYPE,
9388 TI_SAT_LLFRACT_TYPE, TI_SAT_USFRACT_TYPE, TI_SAT_UFRACT_TYPE,
9389 TI_SAT_ULFRACT_TYPE, TI_SAT_ULLFRACT_TYPE, TI_SFRACT_TYPE,
9390 TI_FRACT_TYPE, TI_LFRACT_TYPE, TI_LLFRACT_TYPE, TI_USFRACT_TYPE,
9391 TI_UFRACT_TYPE, TI_ULFRACT_TYPE, TI_ULLFRACT_TYPE,
9392 TI_SAT_SACCUM_TYPE, TI_SAT_ACCUM_TYPE, TI_SAT_LACCUM_TYPE,
9393 TI_SAT_LLACCUM_TYPE, TI_SAT_USACCUM_TYPE, TI_SAT_UACCUM_TYPE,
9394 TI_SAT_ULACCUM_TYPE, TI_SAT_ULLACCUM_TYPE, TI_SACCUM_TYPE,
9395 TI_ACCUM_TYPE, TI_LACCUM_TYPE, TI_LLACCUM_TYPE, TI_USACCUM_TYPE,
9396 TI_UACCUM_TYPE, TI_ULACCUM_TYPE, TI_ULLACCUM_TYPE,
9397 TI_QQ_TYPE, TI_HQ_TYPE,_TYPE, TI_SQ_TYPE, TI_DQ_TYPE, TI_TQ_TYPE,
9398 TI_UQQ_TYPE, TI_UHQ_TYPE, TI_USQ_TYPE, TI_UDQ_TYPE, TI_UTQ_TYPE,
9399 TI_SAT_QQ_TYPE, TI_SAT_HQ_TYPE, TI_SAT_SQ_TYPE, TI_SAT_DQ_TYPE,
9400 TI_SAT_TQ_TYPE, TI_SAT_UQQ_TYPE, TI_SAT_UHQ_TYPE, TI_SAT_USQ_TYPE,
9401 TI_SAT_UDQ_TYPE, TI_SAT_UTQ_TYPE, TI_HA_TYPE, TI_SA_TYPE, TI_DA_TYPE,
9402 TI_TA_TYPE, TI_UHA_TYPE, TI_USA_TYPE, TI_UDA_TYPE, TI_UTA_TYPE,
9403 TI_SAT_HA_TYPE, TI_SAT_SA_TYPE, TI_SAT_DA_TYPE, TI_SAT_TA_TYPE,
9404 TI_SAT_UHA_TYPE, TI_SAT_USA_TYPE, TI_SAT_UDA_TYPE, TI_SAT_UTA_TYPE.
9405 (sat_short_fract_type_node, sat_fract_type_node,
9406 sat_long_fract_type_node, sat_long_long_fract_type_node,
9407 sat_unsigned_short_fract_type_node, sat_unsigned_fract_type_node,
9408 sat_unsigned_long_fract_type_node,
9409 sat_unsigned_long_long_fract_type_node, short_fract_type_node,
9410 fract_type_node, long_fract_type_node, long_long_fract_type_node,
9411 unsigned_short_fract_type_node, unsigned_fract_type_node,
9412 unsigned_long_fract_type_node, unsigned_long_long_fract_type_node,
9413 sat_short_accum_type_node, sat_accum_type_node,
9414 sat_long_accum_type_node, sat_long_long_accum_type_node,
9415 sat_unsigned_short_accum_type_node, sat_unsigned_accum_type_node,
9416 sat_unsigned_long_accum_type_node,
9417 sat_unsigned_long_long_accum_type_node, short_accum_type_node,
9418 accum_type_node, long_accum_type_node, long_long_accum_type_node,
9419 unsigned_short_accum_type_node, unsigned_accum_type_node,
9420 unsigned_long_accum_type_node, unsigned_long_long_accum_type_node,
9421 qq_type_node, hq_type_node, sq_type_node, dq_type_node, tq_type_node,
9422 uqq_type_node, uhq_type_node, usq_type_node, udq_type_node,
9423 utq_type_node, sat_qq_type_node, sat_hq_type_node, sat_sq_type_node,
9424 sat_dq_type_node, sat_tq_type_node, sat_uqq_type_node,
9425 sat_uhq_type_node, sat_usq_type_node, sat_udq_type_node,
9426 sat_utq_type_node, ha_type_node, sa_type_node, da_type_node,
9427 ta_type_node, uha_type_node, usa_type_node, uda_type_node,
9428 uta_type_node, sat_ha_type_node, sat_sa_type_node, sat_da_type_node,
9429 sat_ta_type_node, sat_uha_type_node, sat_usa_type_node,
9430 sat_uda_type_node, sat_uta_type_node): New macro.
9431 (make_fract_type, make_accum_type): Declare.
9432 (make_signed_fract_type, make_unsigned_fract_type,
9433 make_sat_signed_fract_type, make_sat_unsigned_fract_type,
9434 make_signed_accum_type, make_unsigned_accum_type,
9435 make_sat_signed_accum_type, make_sat_unsigned_accum_type,
9436 make_or_reuse_signed_fract_type, make_or_reuse_unsigned_fract_type,
9437 make_or_reuse_sat_signed_fract_type,
9438 make_or_reuse_sat_unsigned_fract_type, make_or_reuse_signed_accum_type,
9439 make_or_reuse_unsigned_accum_type, make_or_reuse_sat_signed_accum_type,
9440 make_or_reuse_sat_unsigned_accum_type): New macro.
9441 (fixed_zerop): Declare.
9442 * defaults.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
9443 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
9444 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
9445 LONG_LONG_ACCUM_TYPE_SIZE): Define.
9446 * treestruct.def: Add TS_FIXED_CST.
9447 * Makefile.in (c-pretty-print.o): Add dependence on fixed-value.h.
9449 (tree-dump.o): Likewise.
9450 (print-tree.o): Likewise.
9451 (tree-pretty-print.o): Likewise.
9452 (fold-const.o): Likewise.
9453 * tree-complex.c (some_nonzerop): Handle FIXED_CST.
9454 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle FIXED_CST.
9455 (is_gimple_min_invariant): Handle FIXED_CST.
9456 * stor-layout.c (int_mode_for_mode): Handle MODE_FRACT, MODE_UFRACT,
9457 MODE_ACCUM, MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
9458 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
9459 (layout_type): Handle FIXED_POINT_TYPE.
9460 (make_fract_type, make_accum_type): New functions.
9461 * tree-browser.c (browse_tree): Handle FIXED_POINT_TYPE.
9462 * tree-dump.c (fixed-value.h): New include.
9463 (dump_fixed): New function.
9464 (dequeue_and_dump): Handle FIXED_POINT_TYPE and FIXED_CST.
9465 * tree-inline.c (remap_type_1): Handle FIXED_POINT_TYPE.
9466 (estimate_num_insns_1): Handle FIXED_CST and FIXED_CONVERT_EXPR.
9467 * tree-pretty-print.c (fixed-value.h): New include.
9468 (dump_generic_node): Handle FIXED_POINT_TYPE, FIXED_CST, and
9470 * tree-scalar-evolution.c (get_scalar_evolution): Handle FIXED_CST.
9471 * tree-ssa-loop-im.c (for_each_index): Handle FIXED_CST.
9472 * tree-ssa-pre.c (poolify_tree): Handle FIXED_CST.
9473 * tree-ssa-reassoc.c (break_up_subtract_bb): We can do reassociation
9474 for non-saturating fixed-point types.
9475 (reassociate_bb): Likewise.
9476 * emit-rtl.c (fixed-value.h): New include.
9477 (fconst0, fconst1): New array.
9478 (init_emit_once): Initialize fconst0 and fconst1 for fixed-point modes.
9479 * tree-vect-generic.c expand_vector_operation): Support
9480 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, and
9482 (type_for_widest_vector_mode): Add one parameter for the
9484 Check scalar FRACT, UFRACT, ACCUM, and UACCUM mode to select their
9486 Pass the satp parameter to type_for_mode for fixed-point types.
9487 (expand_vector_operations_1): Pass the saturating flag to
9488 type_for_widest_vector_mode.
9489 Support MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
9490 and MODE_VECTOR_UACCUM.
9491 * tree-vect-transform.c (vect_is_simple_cond): Support FIXED_CST.
9492 (vectorizable_condition): Likewise.
9493 * tree.c (fixed-value.h): New include.
9494 (tree_code_size): Support FIXED_CST.
9495 (build_fixed): New function.
9496 (build_one_cst): Support FIXED_POINT_TYPE for accum types.
9497 (fixed_zerop): New function.
9498 (tree_node_structure): Support FIXED_CST.
9499 (type_contains_placeholder_1): Support FIXED_POINT_TYPE.
9500 (build_type_attribute_qual_variant): Handle FIXED_POINT_TYPE.
9501 (type_hash_eq): Handle FIXED_POINT_TYPE.
9502 (simple_cst_equal): Support FIXED_CST.
9503 (iterative_hash_expr): Handle FIXED_CST.
9504 (get_unwidened): Make sure type is not FIXED_POINT_TYPE.
9505 (get_narrower): Likewise.
9506 (variably_modified_type_p): Handle FIXED_POINT_TYPE.
9507 (make_or_reuse_fract_type, make_or_reuse_accum_type): New functions.
9508 (build_common_tree_nodes_2): Use MAKE_FIXED_TYPE_NODE_FAMILY and
9509 MAKE_FIXED_MODE_NODE macros to initialize fixed-point type
9511 (build_vector_type_for_mode): Handle MODE_VECTOR_FRACT,
9512 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
9513 (initializer_zerop): Support FIXED_CST.
9514 (walk_tree): Handle FIXED_CST and FIXED_POINT_TYPE.
9515 * dwarf2out.c (base_type_die): Use DW_ATE_signed_fixed or
9516 DW_ATE_unsigned_fixed to describe FIXED_POINT_TYPE.
9517 (is_base_type): Handle FIXED_POINT_TYPE.
9518 (add_type_attribute): Handle FIXED_POINT_TYPE.
9519 (gen_type_die_with_usage): Handle FIXED_POINT_TYPE.
9520 * print-tree.c (fixed-value.h): New include.
9521 (print_node_brief): Support FIXED_CST.
9522 (print_node): Support FIXED_POINT_TYPE and FIXED_CST.
9523 * c-pretty-print.c (fixed-value.h): New include.
9524 (pp_c_type_specifier): Handle FIXED_POINT_TYPE. Need to pass
9525 TYPE_SATURATING to c_common_type_for_mode for fixed-point modes.
9526 (pp_c_direct_abstract_declarator): Handle FIXED_POINT_TYPE.
9527 Support fixed-point types for inner items in VECTOR_TYPE.
9528 (pp_c_direct_declarator): Likewise.
9529 (pp_c_declarator): Likewise.
9530 (pp_c_fixed_constant): New function.
9531 (pp_c_constant): Handle FIXED_CST.
9532 (pp_c_primary_expression): Likewise.
9533 (pp_c_expression): Likewise.
9534 * fold-const.c (fixed-value.h): New include.
9535 (negate_expr_p): Return true for FIXED_CST.
9536 (fold_negate_expr): Support FIXED_CST.
9537 (split_tree): Support FIXED_CST.
9538 (const_binop): Support FIXED_CST.
9539 (fold_convert_const_int_from_fixed): New function to convert from
9541 (fold_convert_const_real_from_fixed): New function to convert from
9543 (fold_convert_const_fixed_from_fixed): New function to convert from
9544 fixed to another fixed.
9545 (fold_convert_const_fixed_from_int): New function to convert from
9547 (fold_convert_const_fixed_from_real): New function to convert from
9549 (fold_convert_const): Support conversions from fixed to int, from
9550 fixed to real, from fixed to fixed, from int to fixed, and from real
9552 (fold_convert): Support FIXED_CST and FIXED_POINT_TYPE.
9553 (operand_equal_p): Support FIXED_CST.
9554 (make_range): For fixed-point modes, we need to pass the
9555 saturating flag as the 2nd parameter.
9556 (tree_swap_operands_p): Handle FIXED_CST.
9557 (fold_plusminus_mult_expr): For fract modes, we cannot generate
9559 (fold_unary): Support FIXED_CONVERT_EXPR.
9560 (fold_binary): Handle FIXED_CST.
9561 Make sure the type is not saturating, before associating operations.
9562 Ex: A + B + C, A * B * C, (A1 * C1) +/- (A2 * C2).
9563 (tree_expr_nonnegative_warnv_p): Handle FIXED_CST.
9564 (fold_negate_const): Support FIXED_CST.
9565 (fold_relational_const): Support FIXED_CST.
9566 * gimplify.c (omp_firstprivatize_type_sizes): Handle FIXED_POINT_TYPE.
9567 (gimplify_expr): Handle FIXED_CST.
9568 (gimplify_type_sizes): Handle FIXED_POINT_TYPE.
9569 * ipa-prop.c (ipa_callsite_compute_param): Support FIXED_CST.
9570 * ipa-type-escape.c (type_to_consider): Handle FIXED_POINT_TYPE.
9571 * doc/tm.texi (Type Layout): Document SHORT_FRACT_TYPE_SIZE,
9572 FRACT_TYPE_SIZE, LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
9573 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
9574 LONG_LONG_ACCUM_TYPE_SIZE.
9575 * dbxout.c (dbxout_type): Handle FIXED_POINT_TYPE.
9576 * c-aux-info.c (gen_type): Handle FIXED_POINT_TYPE.
9577 * tree-sra.c (is_sra_scalar_type): Support FIXED_POINT_TYPE.
9578 * expmed.c (extract_bit_field): Support MODE_FRACT, MODE_UFRACT,
9579 MODE_ACCUM, and MODE_UACCUM.
9580 * tree-vectorizer.c (vect_is_simple_reduction): Check for saturating
9581 fixed-point types to disable reduction.
9582 * explow.c (promote_mode): Support FIXED_POINT_TYPE.
9584 2007-08-08 David Edelsohn <edelsohn@gnu.org>
9586 * config/rs6000/x-rs6000: New file.
9587 * config/rs6000/darwin.h (CC1_SPEC): Add cc1_cpu.
9588 * config/rs6000/rs6000.h (EXTRA_SPECS): Add cc1_cpu.
9589 (EXTRA_SPEC_FUNCTIONS): Define.
9590 (HAVE_LOCAL_CPU_DETECT): Define.
9591 (CC1_CPU_SPEC): Define.
9592 * config/rs6000/driver-rs6000.c: New file.
9593 * config/rs6000/aix.h (CC1_SPEC): Define.
9594 * config/rs6000/sysv4.h (CC1_SPEC): Add cc1_cpu.
9595 * config.host: Add x-rs6000 to host_xmake_file if host and target
9596 are rs6000 or powerpc.
9598 2007-08-08 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
9600 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Use +=.
9602 2007-08-08 Richard Sandiford <richard@codesourcery.com>
9603 Sandra Loosemore <sandra@codesourcery.com>
9604 Chao-ying Fu <fu@mips.com>
9605 Nigel Stephens <nigel@mips.com>
9606 David Ung <davidu@mips.com>
9608 * doc/invoke.texi (-mcode-readable): Document.
9609 * config/mips/mips.opt (mcode-readable): New option.
9610 * config/mips/mips-protos.h (SYMBOL_32_HIGH): New symbol type.
9611 * config/mips/mips.h (mips_code_readable_setting): New enum.
9612 (mips_code_readable): Declare.
9613 (TARGET_MIPS16_TEXT_LOADS, TARGET_MIPS16_PCREL_LOADS): New macros.
9614 (TARGET_MIPS16_SHORT_JUMP_TABLES): New macro.
9615 (JUMP_TABLES_IN_TEXT_SECTION): Use it.
9616 (CASE_VECTOR_MODE, CASE_VECTOR_PC_RELATIVE): Likewise. Remove
9617 boiler-plate comments.
9618 (ASM_OUTPUT_ADDR_DIFF_ELT): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
9619 * config/mips/mips.c (mips_code_readable): New variable.
9620 (mips_classify_symbol): Only return SYMBOL_PC_RELATIVE for
9621 MIPS16 labels if TARGET_MIPS16_SHORT_JUMP_TABLES. Use both the
9622 context and -mcode-readable setting to restrict the use of
9623 SYMBOL_PC_RELATIVE for MIPS16 constant pool references.
9624 Only return TARGET_FORCE_TO_MEM if PC-relative loads are allowed.
9625 (mips_symbolic_constant_p): Handle SYMBOL_32_HIGH.
9626 (mips_blocks_for_constant_p): Only return false for
9627 TARGET_MIPS16_PCREL_LOADS.
9628 (mips_symbol_insns_1): Treat HIGHs as 2 extended instructions
9629 for MIPS16. Handle SYMBOL_32_HIGH.
9630 (mips_const_insns): Allow HIGHs for MIPS16 too.
9631 (mips_unspec_address_offset): New function, split out from...
9632 (mips_unspec_address): ...here.
9633 (mips_output_move): Handle MIPS16 HIGH moves. Use "li" to load
9634 16-bit symbolic constants. Assert approropiate conditions for
9635 using the "la" and "dla" macros.
9636 (mips_handle_option): Handle -mcode-readable=.
9637 (override_options): Use %hi/%lo relocations for TARGET_MIPS16 too.
9638 Set up mips_lo_relocs[SYMBOL_32_HIGH].
9639 (mips_strip_unspec_address): New function, split out from...
9640 (print_operand_reloc): ...here.
9641 (print_operand): Pass constants through mips_strip_unspec_address.
9642 (print_operand_address): Likewise.
9643 (mips_output_mi_thunk): Remove guard of mips16_lay_out_constants.
9644 (mips_select_rtx_section): Remove MIPS16 handling.
9645 (mips16_gp_pseudo_reg): Check currently_expanding_to_rtl.
9646 (mips16_rewrite_pool_refs): Wrap the labels in an address UNSPEC.
9647 (mips16_lay_out_constants): Do nothing unless
9648 TARGET_MIPS16_PCREL_LOADS.
9649 (mips_avoid_hazards): Remove guard of mips16_lay_out_constants.
9650 * config/mips/mips.md: Split HIGHs for MIPS16.
9651 (tablejump): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
9653 2007-08-08 Richard Sandiford <richard@codesourcery.com>
9655 * config/mips/mips-protos.h (mips_emit_move): Declare.
9656 * config/mips/mips.c (mips_emit_move): New function.
9657 (mips_force_temporary): Use mips_emit_move instead of emit_move_insn.
9658 (mips_legitimize_const_move): Likewise.
9659 (mips_legitimize_move): Likewise.
9660 (mips_split_64bit_move): Likewise.
9661 (mips_restore_gp): Likewise.
9662 (mips_load_call_address): Likewise.
9663 (mips_emit_fcc_reload): Likewise.
9664 (mips_set_return_address): Likewise.
9665 (mips_block_move_straight): Likewise.
9666 (mips_block_move_loop): Likewise.
9667 (mips_setup_incoming_varargs): Likewise.
9668 (mips_save_reg): Likewise.
9669 (mips_expand_prologue): Likewise.
9670 (mips_restore_reg): Likewise.
9671 (mips_expand_epilogue): Likewise.
9672 (mips_output_mi_thunk): Likewise.
9673 (build_mips16_call_stub): Likewise.
9674 (mips_builtin_branch_and_move): Likewise.
9675 * config/mips/mips.h (INITIALIZE_TRAMPOLINE): Likewise.
9676 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
9677 (fixuns_truncdfdi2): Likewise.
9678 (fixuns_truncsfsi2): Likewise.
9679 (fixuns_truncsfdi2): Likewise.
9680 (loadgp_absolute): Likewise.
9681 (builtin_setjmp_setup): Likewise.
9682 (builtin_longjmp): Likewise.
9683 (untyped_call): Likewise.
9685 2007-08-08 Richard Sandiford <richard@codesourcery.com>
9687 * config/mips/mips-protos.h (mips_split_symbol): Add a mode and
9688 an "rtx *" argument. Return a bool.
9689 * config/mips/mips.c (mips_split_symbol): Accept arbitrary source
9690 values and return true if they can be split. Take the same kind of
9691 mode argument as mips_symbol_insns. Add a "lo_sum_out" parameter
9692 and store the lo_sum there if nonnull. Use the symbol type to
9693 determine whether a $gp or HIGH is needed.
9694 (mips_legitimize_address): Update call to mips_split_symbol and
9695 simplify accordingly.
9696 (mips_legitimize_const_move): Likewise.
9697 * config/mips/mips.md: In the combine define_split,
9698 check mips_split_symbol instead of splittable_symbolic_operand.
9699 Update use of mips_split_symbol in the generator code.
9700 * config/mips/predicates.md (splittable_symbolic_operand): Delete.
9702 2007-08-08 Richard Sandiford <richard@codesourcery.com>
9704 * config/mips/mips.c (mips_symbolic_address_p): Delete.
9705 (mips_symbol_insns_1): New function, split out from...
9706 (mips_symbol_insns): ...here. Take a mode argument. Treat loads
9707 and stores separately from load addresses.
9708 (mips_classify_address): Replace uses of mips_symbolic_address_p
9709 with uses of mips_symbol_insns.
9710 (mips_address_insns): Update calls to mips_symbol_insns.
9711 (mips_const_insns): Likewise.
9712 (mips_legitimize_address): Likewise.
9714 2007-08-08 Richard Sandiford <richard@codesourcery.com>
9716 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): New symbol type.
9717 * config/mips/mips.c (mips_classify_symbol): Skip TARGET_ABICALLS
9718 block for locally-binding symbols if TARGET_ABSOLUTE_ABICALLS.
9719 Return SYMBOL_FORCE_TO_MEM instead of SYMBOL_ABSOLUTE for
9720 non-call contexts if TARGET_MIPS16.
9721 (mips_symbolic_constant_p): Handle SYMBOL_FORCE_TO_MEM.
9722 (mips_symbolic_address_p): Likewise. Remove special TARGET_MIPS16
9723 code for SYMBOL_ABSOLUTE.
9724 (mips_symbol_insns): Likewise.
9726 2007-08-08 Richard Sandiford <richard@codesourcery.com>
9728 * config/mips/mips-protos.h (mips_symbol_context): New enumeration.
9729 * config/mips/mips.c (mips_classify_symbol): Take a context argument.
9730 (mips_symbolic_constant_p): Likewise. Update the call to
9731 mips_classify_symbol.
9732 (mips_classify_address): Update the calls to mips_symbolic_constant_p.
9733 (mips_const_insns): Likewise. Update the call to mips_classify_symbol.
9734 (mips_legitimize_address): Update the call to mips_symbolic_constant_p.
9735 (print_operand_reloc): Add a context argument. Update the call to
9736 mips_symbolic_constant_p.
9737 (print_operand): Update the calls to print_operand_reloc.
9738 (print_operand_address): Use print_operand_reloc rather than
9740 (mips_rewrite_small_data_p): Add a context argument. Update the call
9741 to mips_symbolic_constant_p.
9742 (mips_small_data_pattern_1): Make DATA the containing mem.
9743 Update the call to mips_rewrite_small_data_p.
9744 (mips_rewrite_small_data_1): Likewise.
9745 (mips_use_anchors_for_symbol_p): Update the call to
9746 mips_symbolic_constant_p.
9747 * config/mips/predicates.md (const_call_insn_operand): Likewise.
9748 (splittable_symbolic_operand): Likewise.
9749 (move_operand): Likewise.
9750 (absolute_symbolic_operand): Likewise.
9751 (got_disp_operand): Likewise.
9752 (got_page_ofst_operand): Likewise.
9754 2007-08-08 Richard Sandiford <richard@codesourcery.com>
9756 * config/mips/mips-protos.h (SYMBOL_GENERAL): Rename to...
9757 (SYMBOL_ABSOLUTE): ...this.
9758 (SYMBOL_SMALL_DATA): Rename to...
9759 (SYMBOL_GP_RELATIVE): ...this.
9760 (SYMBOL_CONSTANT_POOL): Rename to...
9761 (SYMBOL_PC_RELATIVE): ...this.
9762 * config/mips/mips.c (mips_classify_symbol, mips_symbolic_constant_p)
9763 (mips_symbolic_address_p, mips_symbol_insns, override_options)
9764 (mips_rewrite_small_data_p, mips_use_anchors_for_symbol_p): Update
9765 after above changes.
9766 * config/mips/predicates.md (const_call_insn_operand): Likewise.
9767 (general_symbolic_operand): Rename to...
9768 (absolute_symbolic_operand): ...this.
9769 * config/mips/mips.md: Update after above changes.
9771 2007-08-08 Vladimir Yanovsky <yanov@il.ibm.com>
9772 Revital Eres <eres@il.ibm.com>
9774 * ddg.c (print_ddg): Add dump information.
9775 * modulo-sched.c (print_node_sched_params): Add parameter and
9777 (calculate_maxii): Remove function.
9778 (undo_generate_reg_moves): Likewise.
9779 (undo_permute_partial_schedule): Likewise.
9780 (kernel_number_of_cycles): Likewise.
9781 (MAXII_FACTOR): New definition to calculate the upper bound of II.
9782 (sms_schedule): Use it. Remove profitability checks.
9783 (sms_schedule_by_order): Fix order of nodes within the cycle.
9785 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
9787 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt0.o in profile mode, add
9788 -profile option, add pie support.
9789 (ENDFILE_SPEC): New spec.
9790 * config/gnu.h (LIB_SPEC): Add -profile option.
9792 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
9794 * config/i386/gnu.h (CPP_SPEC): Add -pthread option.
9795 * config/gnu.h (LIB_SPEC): Likewise.
9797 2007-08-07 Yaz Saito <saito@google.com>
9798 Ian Lance Taylor <iant@google.com>
9800 * common.opt (finstrument-functions-exclude-function-list): New
9802 (finstrument-functions-exclude-file-list): New option.
9803 * opts.c (char_p): Define and DEF_VEC.
9804 (flag_instrument_functions_exclude_functions): New static
9806 (flag_instrument_functions_exclude_files): New static variable.
9807 (add_instrument_functions_exclude_list): New static function.
9808 (flag_instrument_functions_exclude_p): New function.
9809 (common_handle_option): Handle new options.
9810 * flags.h (flag_instrument_functions_exclude_p): Declare.
9811 * gimplify.c (gimplify_function_tree): Call
9812 flag_instrument_functions_exclude_p.
9813 * doc/invoke.texi (Option Summary): Mention new options.
9814 (Code Gen Options): Document new options.
9816 2007-08-07 Ian Lance Taylor <iant@google.com>
9818 PR rtl-optimization/32776
9819 * lower-subreg.c (resolve_clobber): Call resolve_reg_notes.
9820 (resolve_use): Likewise.
9821 (decompose_multiword_subregs): Remove "changed" local variable.
9823 2007-08-07 Carlos O'Donell <carlos@codesourcery.com>
9825 * configure.ac: Define HAVE_GNU_AS if $gas_flag is yes.
9826 * configure: Regenerate.
9827 * config.in: Regenerate.
9828 * gcc.c [HAVE_GNU_AS]: Add "%{v} %{w:-W} %{I*} " to asm_options
9831 2007-08-07 Ian Lance Taylor <iant@google.com>
9833 * lower-subreg.c (resolve_clobber): If the clobber has a LIBCALL
9834 note, just delete the insn.
9836 2007-08-07 Andreas Schwab <schwab@suse.de>
9839 * gengtype-lex.l: Ignore backslash/newline pair while scanning a
9842 2007-08-07 Andreas Krebbel <krebbel1@de.ibm.com>
9844 * lower-subreg.c (resolve_subreg_use): Remove assertion.
9845 (find_decomposable_shift_zext, resolve_shift_zext): New functions.
9846 (decompose_multiword_subregs): Use the functions above to decompose
9847 multiword shifts and zero-extends.
9849 2007-08-07 Rask Ingemann Lambertsen <rask@sygehus.dk>
9851 * doc/sourcebuild.texi (Test Directives): Fix "compile" and
9852 "assemble" descriptions which were swapped.
9854 2007-08-06 Chao-ying Fu <fu@mips.com>
9856 * fixed-value.h: New file.
9857 * fixed-value.c: New file.
9858 * Makefile.in (OBJS-common): Add fixed-value.o.
9859 (fixed-value.o): New rule.
9860 (GTFILES): Add fixed-value.h.
9861 * double-int.c (double_int_scmp): We should use unsigned HOST_WIDE_INT
9862 to compare a.low and b.low.
9863 * gengtype.c (main): Handle FIXED_VALUE_TYPE type as scalar typedef.
9865 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
9866 Daniel Jacobowitz <dan@codesourcery.com>
9869 * config.gcc (x86_64-*-freebsd*): Add i386/t-crtstuff to
9871 (x86_64-*-netbsd*): Likewise.
9872 (x86_64-*-linux*): Likewise.
9873 (x86_64-*-kfreebsd*-gnu): Likewise.
9874 (x86_64-*-knetbsd*-gnu): Likewise.
9875 (i[34567]86-*-solaris2.1[0-9]*): Likewise.
9877 * config/i386/t-linux64 (CRTSTUFF_T_CFLAGS): Removed.
9879 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Update comments.
9880 Add -fno-asynchronous-unwind-tables.
9882 * config/t-freebsd (CRTSTUFF_T_CFLAGS_S): Add $(CRTSTUFF_T_CFLAGS).
9883 * config/t-libc-ok (CRTSTUFF_T_CFLAGS_S): Likewise.
9884 * config/t-lynx (CRTSTUFF_T_CFLAGS_S): Likewise.
9885 * config/t-netbsd (CRTSTUFF_T_CFLAGS_S): Likewise.
9886 * config/t-svr4 (CRTSTUFF_T_CFLAGS_S): Likewise.
9888 2007-08-06 Steve Ellcey <sje@cup.hp.com>
9890 * config/ia64/ia64.c (ia64_c_mode_for_suffix): New.
9891 (TARGET_C_MODE_FOR_SUFFIX): New.
9893 2007-08-06 Steve Ellcey <sje@cup.hp.com>
9895 * config/ia64/div.md (m2subrf4_cond): Change 'g' to 'G'.
9897 2007-08-06 Steve Ellcey <sje@cup.hp.com>
9899 * config/ia64/ia64.h (MODES_TIEABLE_P): Fix typo.
9901 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
9903 * config/i386/i386.md: Check TARGET_ macros and optimize_size
9904 before checking function returns in conditional expressions.
9906 2007-08-06 Alfred Minarik <a.minarik@aon.at>
9909 * doc/invoke.texi: Add .hp, .hxx, .hpp, .h, .HPP, .tcc as c++ header.
9911 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
9914 * tree.c (build2_stat): Instead of checking for INTEGER_TYPE, check
9915 for INTEGRAL_TYPE_P.
9917 2008-08-05 Paolo Bonzini <bonzini@gnu.org>
9919 * configure.ac: Remove --enable-checking=df from default settings.
9920 * tree-pass.h (TODO_df_verify): New. Shift TODO_mark_first_instance.
9921 * df-core.c (df_finish_pass) [ENABLE_CHECKING]: Schedule verification
9922 if the parameter is true.
9923 (df_analyze) [!ENABLE_DF_CHECKING]: Also do verification if the
9924 DF_VERIFY_SCHEDULED flag is true.
9925 * df.h (enum df_changeable_flags): Add DF_VERIFY_SCHEDULED.
9926 (df_finish_pass): Adjust prototype.
9927 * passes.c (execute_todo): Schedule verification if TODO_df_verify is
9930 * see.c (pass_see): Add TODO_df_verify.
9931 * loop-init.c (pass_rtl_move_loop_invariants): Add TODO_df_verify.
9932 * global.c (rest_of_handle_global_alloc): Schedule verification
9934 * local-alloc.c (rest_of_handle_local_alloc): Schedule verification
9936 * function.c (pass_thread_prologue_and_epilogue): Add TODO_df_verify.
9937 * gcse.c (rest_of_handle_gcse): Adjust call to df_finish_pass.
9938 * loop-iv.c (iv_analysis_done): Schedule verification after the pass.
9940 * config/sh/sh.c (sh_output_mi_thunk): Remove dead code.
9941 * config/ia64/ia64.c (ia64_reorg): Adjust call to df_finish_pass.
9942 * config/bfin/bfin.c (bfin_reorg): Adjust call to df_finish_pass.
9944 2007-08-05 Vladimir Yanovsky <yanov@il.ibm.com>
9945 Revital Eres <eres@il.ibm.com>
9947 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Document new
9949 * ddg.c (create_ddg_dependence): Rename to...
9950 (create_ddg_dep_from_intra_loop_link): This. Do not check
9951 for interloop edges. Do not create anti dependence edge when
9952 a true dependence edge exists in the opposite direction and
9953 -fmodulo-sched-allow-regmoves is set.
9954 (build_intra_loop_deps): Call create_ddg_dep_from_intra_loop_link.
9955 (add_cross_iteration_register_deps): Create anti dependence edge
9956 when -fno-modulo-sched-allow-regmoves is set.
9957 * common.opt (-fmodulo-sched-allow-regmoves): New flag.
9959 2007-08-04 Richard Sandiford <richard@codesourcery.com>
9961 * config/arm/arm.md (movsi): Add braces.
9963 2007-08-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
9966 * fold-const.c (fold_binary <case MINUS_EXPR>): Fix the type of
9967 operands for the folding of "A - (A & B)" into "~B & A"; cast them
9970 2007-08-03 Zdenek Dvorak <ook@ucw.cz>
9972 * tree-ssa-threadupdate.c (thread_through_all_blocks): Use loops'
9973 state accessor functions.
9974 * cfgloopmanip.c (remove_path, create_preheaders,
9975 force_single_succ_latches, fix_loop_structure): Ditto.
9976 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
9977 tree_duplicate_loop_to_header_edge): Ditto.
9978 * cfgloopanal.c (mark_irreducible_loops): Ditto.
9979 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize):
9981 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures,
9982 cleanup_tree_cfg): Ditto.
9983 * tree-cfg.c (tree_merge_blocks): Ditto.
9984 * cfgloop.c (rescan_loop_exit, record_loop_exits,
9985 release_recorded_exits, get_loop_exit_edges, verify_loop_structure,
9986 loop_preheader_edge, single_exit): Ditto.
9987 (flow_loops_find): Do not clear loops->state.
9988 * cfgloop.h (loops_state_satisfies_p, loops_state_set,
9989 loops_state_clear): New functions.
9991 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
9994 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
9995 when adding to the base and convert ELT to sizetype instead of type.
9997 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
10000 * ipa-reference.c (has_proper_scope_for_analysis): Return false when
10001 the decl's type has TYPE_NEEDS_CONSTRUCTING set.
10003 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
10005 PR middle-end/32935
10006 * fold-convert.c (fold_negate_expr <NOP_EXPR>): Convert back to the
10007 correct type the negate expression.
10009 2007-08-03 Jan Hubicka <jh@suse.cz>
10011 * i386.c (setup_incoming_varargs_64): Tolerate 64bit preferred
10014 2007-08-03 David Edelsohn <edelsohn@gnu.org>
10016 * config/rs6000/rs6000.c (struct processor_cost): Change
10017 l1_cache_lines to l1_cache_size. Add l2_cache_size.
10018 (*_cost): Convert l1 cache information to kilobytes. Add l2 cache
10020 (rios1_costs, rios2_cost): Correct cache line size.
10021 (rs6000_override_options): Set l2-cache-size parameter.
10023 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
10024 Diego Novillo <dnovillo@google.com>
10027 * tree-vrp.c (simplify_div_or_mod_using_ranges): Also simplify
10028 if the range includes 0.
10030 2007-08-03 Ben Elliston <bje@au.ibm.com>
10032 * config/spu/spu.md (dftsv, dftsv_celledp): Attach the appropriate
10033 mode to unspec expressions to silence a warning from the generator
10036 2007-08-02 Steve Ellcey <sje@cup.hp.com>
10038 * config/ia64/constraints.md ("U"): Make constraint vector only.
10040 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
10042 PR middle-end/25446
10043 * c-objc-common.c (c_cannot_inline_tree_fn): Check for an
10044 always_inline attribute on the function decl.
10046 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
10048 PR middle-end/25445
10049 * varasm.c (default_binds_local_p_1): Consult flag_whole_program
10050 if we are compiling with -fPIC.
10052 2007-08-02 Sandra Loosemore <sandra@codesourcery.com>
10053 Nigel Stephens <nigel@mips.com>
10055 * longlong.h [__mips__] (count_leading_zeros, COUNT_LEADING_ZEROS_0):
10056 Define for MIPS32 and MIPS64.
10058 2007-08-02 Nick Clifton <nickc@redhat.com>
10060 * config/host-hpux.c: Change copyright header to refer to version
10061 3 of the GNU General Public License and to point readers at the
10062 COPYING3 file and the FSF's license web page.
10063 * config/alpha/predicates.md, config/alpha/vms-ld.c,
10064 config/alpha/linux.h, config/alpha/alpha.opt,
10065 config/alpha/linux-elf.h, config/alpha/vms.h, config/alpha/elf.h,
10066 config/alpha/vms-unwind.h, config/alpha/ev4.md,
10067 config/alpha/ev6.md, config/alpha/alpha.c, config/alpha/vms-cc.c,
10068 config/alpha/alpha.h, config/alpha/sync.md,
10069 config/alpha/openbsd.h, config/alpha/alpha.md,
10070 config/alpha/alpha-modes.def, config/alpha/ev5.md,
10071 config/alpha/alpha-protos.h, config/alpha/freebsd.h,
10072 config/alpha/osf5.h, config/alpha/netbsd.h, config/alpha/vms64.h,
10073 config/alpha/constraints.md, config/alpha/osf.h,
10074 config/alpha/xm-vms.h, config/alpha/unicosmk.h, config/linux.h,
10075 config/frv/predicates.md, config/frv/frv.h, config/frv/linux.h,
10076 config/frv/frv.md, config/frv/frv.opt, config/frv/frv-modes.def,
10077 config/frv/frv-asm.h, config/frv/frv-protos.h,
10078 config/frv/frv-abi.h, config/frv/frv.c, config/s390/tpf.h,
10079 config/s390/s390.c, config/s390/predicates.md, config/s390/s390.h,
10080 config/s390/linux.h, config/s390/tpf.md, config/s390/tpf.opt,
10081 config/s390/2064.md, config/s390/2084.md, config/s390/s390.md,
10082 config/s390/s390.opt, config/s390/s390-modes.def,
10083 config/s390/fixdfdi.h, config/s390/constraints.md,
10084 config/s390/s390-protos.h, config/s390/s390x.h, config/elfos.h,
10085 config/dbxcoff.h, config/m32c/predicates.md, config/m32c/cond.md,
10086 config/m32c/m32c.c, config/m32c/minmax.md, config/m32c/blkmov.md,
10087 config/m32c/m32c-pragma.c, config/m32c/m32c.h,
10088 config/m32c/prologue.md, config/m32c/m32c.abi,
10089 config/m32c/muldiv.md, config/m32c/bitops.md, config/m32c/mov.md,
10090 config/m32c/addsub.md, config/m32c/m32c.md, config/m32c/m32c.opt,
10091 config/m32c/t-m32c, config/m32c/m32c-modes.def,
10092 config/m32c/jump.md, config/m32c/shift.md,
10093 config/m32c/m32c-protos.h, config/libgloss.h,
10094 config/spu/spu-protos.h, config/spu/predicates.md,
10095 config/spu/spu-builtins.h, config/spu/spu.c,
10096 config/spu/spu-builtins.def, config/spu/spu-builtins.md,
10097 config/spu/spu.h, config/spu/spu-elf.h, config/spu/constraints.md,
10098 config/spu/spu.md, config/spu/spu-c.c, config/spu/spu.opt,
10099 config/spu/spu-modes.def, config/spu/t-spu-elf, config/interix.h,
10100 config/sparc/hypersparc.md, config/sparc/predicates.md,
10101 config/sparc/linux.h, config/sparc/sp64-elf.h,
10102 config/sparc/supersparc.md, config/sparc/cypress.md,
10103 config/sparc/openbsd1-64.h, config/sparc/openbsd64.h,
10104 config/sparc/niagara.md, config/sparc/sparc.md,
10105 config/sparc/long-double-switch.opt, config/sparc/ultra3.md,
10106 config/sparc/sparc.opt, config/sparc/sync.md,
10107 config/sparc/sp-elf.h, config/sparc/sparc-protos.h,
10108 config/sparc/ultra1_2.md, config/sparc/biarch64.h,
10109 config/sparc/sparc.c, config/sparc/little-endian.opt,
10110 config/sparc/sysv4-only.h, config/sparc/sparc.h,
10111 config/sparc/linux64.h, config/sparc/freebsd.h,
10112 config/sparc/sol2.h, config/sparc/rtemself.h,
10113 config/sparc/netbsd-elf.h, config/sparc/vxworks.h,
10114 config/sparc/sparc-modes.def, config/sparc/sparclet.md,
10115 config/sparc/sysv4.h, config/vx-common.h, config/netbsd-aout.h,
10116 config/flat.h, config/m32r/m32r.md, config/m32r/predicates.md,
10117 config/m32r/little.h, config/m32r/m32r.c, config/m32r/m32r.opt,
10118 config/m32r/linux.h, config/m32r/constraints.md,
10119 config/m32r/m32r.h, config/m32r/m32r-protos.h, config/vxworks.opt,
10120 config/darwin-c.c, config/darwin.opt, config/i386/i386.h,
10121 config/i386/cygming.h, config/i386/linux.h, config/i386/cygwin.h,
10122 config/i386/i386.md, config/i386/netware-crt0.c,
10123 config/i386/sco5.h, config/i386/mmx.md, config/i386/vx-common.h,
10124 config/i386/kaos-i386.h, config/i386/winnt-stubs.c,
10125 config/i386/netbsd64.h, config/i386/djgpp.h, config/i386/gas.h,
10126 config/i386/sol2.h, config/i386/constraints.md,
10127 config/i386/netware-libgcc.c, config/i386/sysv5.h,
10128 config/i386/predicates.md, config/i386/geode.md,
10129 config/i386/x86-64.h, config/i386/kfreebsd-gnu.h,
10130 config/i386/freebsd64.h, config/i386/vxworksae.h,
10131 config/i386/pentium.md, config/i386/lynx.h, config/i386/i386elf.h,
10132 config/i386/rtemself.h, config/i386/netbsd-elf.h,
10133 config/i386/ppro.md, config/i386/k6.md, config/i386/netware.c,
10134 config/i386/netware.h, config/i386/i386-modes.def,
10135 config/i386/sysv4-cpp.h, config/i386/i386-interix.h,
10136 config/i386/cygwin1.c, config/i386/djgpp.opt, config/i386/uwin.h,
10137 config/i386/unix.h, config/i386/ptx4-i.h, config/i386/xm-djgpp.h,
10138 config/i386/att.h, config/i386/winnt.c, config/i386/beos-elf.h,
10139 config/i386/sol2-10.h, config/i386/darwin64.h, config/i386/sse.md,
10140 config/i386/i386.opt, config/i386/bsd.h, config/i386/cygming.opt,
10141 config/i386/xm-mingw32.h, config/i386/linux64.h,
10142 config/i386/openbsdelf.h, config/i386/xm-cygwin.h,
10143 config/i386/sco5.opt, config/i386/darwin.h, config/i386/mingw32.h,
10144 config/i386/winnt-cxx.c, config/i386/i386-interix3.h,
10145 config/i386/nwld.c, config/i386/nwld.h, config/i386/host-cygwin.c,
10146 config/i386/cygwin2.c, config/i386/i386-protos.h,
10147 config/i386/sync.md, config/i386/openbsd.h,
10148 config/i386/host-mingw32.c, config/i386/i386-aout.h,
10149 config/i386/nto.h, config/i386/biarch64.h,
10150 config/i386/i386-coff.h, config/i386/freebsd.h,
10151 config/i386/driver-i386.c, config/i386/knetbsd-gnu.h,
10152 config/i386/host-i386-darwin.c, config/i386/vxworks.h,
10153 config/i386/crtdll.h, config/i386/i386.c, config/i386/sysv4.h,
10154 config/darwin-protos.h, config/linux.opt, config/sol2.c,
10155 config/sol2.h, config/sh/symbian.c, config/sh/sh-protos.h,
10156 config/sh/linux.h, config/sh/elf.h, config/sh/superh.h,
10157 config/sh/sh4.md, config/sh/coff.h, config/sh/newlib.h,
10158 config/sh/embed-elf.h, config/sh/symbian-pre.h, config/sh/rtems.h,
10159 config/sh/kaos-sh.h, config/sh/sh4a.md, config/sh/constraints.md,
10160 config/sh/sh64.h, config/sh/sh.opt, config/sh/symbian-post.h,
10161 config/sh/sh-c.c, config/sh/predicates.md, config/sh/sh.c,
10162 config/sh/sh.h, config/sh/shmedia.md, config/sh/sh-modes.def,
10163 config/sh/little.h, config/sh/sh1.md, config/sh/sh4-300.md,
10164 config/sh/superh64.h, config/sh/rtemself.h,
10165 config/sh/netbsd-elf.h, config/sh/sh.md, config/sh/vxworks.h,
10166 config/usegas.h, config/svr3.h, config/pdp11/pdp11-protos.h,
10167 config/pdp11/2bsd.h, config/pdp11/pdp11.md, config/pdp11/pdp11.c,
10168 config/pdp11/pdp11.opt, config/pdp11/pdp11-modes.def,
10169 config/pdp11/pdp11.h, config/avr/rtems.h, config/avr/avr-protos.h,
10170 config/avr/predicates.md, config/avr/constraints.md,
10171 config/avr/avr.md, config/avr/avr.c, config/avr/avr.opt,
10172 config/avr/avr.h, config/sol2-protos.h, config/dbxelf.h,
10173 config/lynx.opt, config/crx/crx.h, config/crx/crx-protos.h,
10174 config/crx/crx.md, config/crx/crx.c, config/crx/crx.opt,
10175 config/c4x/c4x-c.c, config/c4x/c4x.c, config/c4x/c4x.opt,
10176 config/c4x/c4x-modes.def, config/c4x/rtems.h,
10177 config/c4x/predicates.md, config/c4x/c4x.h,
10178 config/c4x/c4x-protos.h, config/c4x/c4x.md, config/kfreebsd-gnu.h,
10179 config/xtensa/predicates.md, config/xtensa/xtensa.c,
10180 config/xtensa/linux.h, config/xtensa/xtensa.h,
10181 config/xtensa/elf.h, config/xtensa/xtensa.md,
10182 config/xtensa/xtensa.opt, config/xtensa/constraints.md,
10183 config/xtensa/xtensa-protos.h, config/dbx.h,
10184 config/stormy16/predicates.md, config/stormy16/stormy16.md,
10185 config/stormy16/stormy16.c, config/stormy16/stormy16.opt,
10186 config/stormy16/stormy16.h, config/stormy16/stormy16-protos.h,
10187 config/host-solaris.c, config/fr30/fr30.h,
10188 config/fr30/predicates.md, config/fr30/fr30-protos.h,
10189 config/fr30/fr30.md, config/fr30/fr30.c, config/fr30/fr30.opt,
10190 config/vxworksae.h, config/sol2-c.c, config/lynx.h,
10191 config/m68hc11/m68hc11-protos.h, config/m68hc11/predicates.md,
10192 config/m68hc11/m68hc11.md, config/m68hc11/m68hc11.c,
10193 config/m68hc11/m68hc11.opt, config/m68hc11/m68hc11.h,
10194 config/m68hc11/m68hc12.h, config/openbsd-oldgas.h,
10195 config/host-linux.c, config/interix3.h, config/cris/cris.c,
10196 config/cris/predicates.md, config/cris/linux.h,
10197 config/cris/cris.h, config/cris/aout.h, config/cris/cris.md,
10198 config/cris/linux.opt, config/cris/cris.opt, config/cris/elf.opt,
10199 config/cris/aout.opt, config/cris/cris-protos.h,
10200 config/vxworks-dummy.h, config/netbsd.h, config/netbsd-elf.h,
10201 config/iq2000/iq2000.h, config/iq2000/predicates.md,
10202 config/iq2000/iq2000-protos.h, config/iq2000/iq2000.md,
10203 config/iq2000/iq2000.c, config/iq2000/iq2000.opt,
10204 config/host-darwin.c, config/mt/mt.md, config/mt/mt.c,
10205 config/mt/mt.opt, config/mt/t-mt, config/mt/mt.h,
10206 config/mt/mt-protos.h, config/svr4.h, config/host-darwin.h,
10207 config/chorus.h, config/mn10300/mn10300.c,
10208 config/mn10300/mn10300.opt, config/mn10300/predicates.md,
10209 config/mn10300/mn10300.h, config/mn10300/linux.h,
10210 config/mn10300/constraints.md, config/mn10300/mn10300-protos.h,
10211 config/mn10300/mn10300.md, config/ia64/predicates.md,
10212 config/ia64/itanium1.md, config/ia64/unwind-ia64.h,
10213 config/ia64/ia64-c.c, config/ia64/sync.md, config/ia64/ia64.c,
10214 config/ia64/itanium2.md, config/ia64/ia64.h, config/ia64/vect.md,
10215 config/ia64/freebsd.h, config/ia64/ia64.md,
10216 config/ia64/ia64-modes.def, config/ia64/constraints.md,
10217 config/ia64/hpux.h, config/ia64/ia64-protos.h, config/windiss.h,
10218 config/gofast.h, config/rtems.h, config/sol2-10.h,
10219 config/m68k/predicates.md, config/m68k/m68k.md,
10220 config/m68k/linux.h, config/m68k/m68k-modes.def,
10221 config/m68k/print-sysroot-suffix.sh, config/m68k/m68k-protos.h,
10222 config/m68k/coff.h, config/m68k/m68k-none.h, config/m68k/ieee.opt,
10223 config/m68k/openbsd.h, config/m68k/m68k-aout.h,
10224 config/m68k/m68k.opt, config/m68k/m68020-elf.h,
10225 config/m68k/m68kelf.h, config/m68k/m68k-devices.def,
10226 config/m68k/uclinux-oldabi.h, config/m68k/m68k.c,
10227 config/m68k/constraints.md, config/m68k/rtemself.h,
10228 config/m68k/netbsd-elf.h, config/m68k/m68k.h,
10229 config/m68k/uclinux.h, config/rs6000/power4.md,
10230 config/rs6000/host-darwin.c, config/rs6000/6xx.md,
10231 config/rs6000/linux.h, config/rs6000/eabi.h,
10232 config/rs6000/aix41.opt, config/rs6000/xcoff.h,
10233 config/rs6000/secureplt.h, config/rs6000/linuxspe.h,
10234 config/rs6000/eabialtivec.h, config/rs6000/8540.md,
10235 config/rs6000/darwin8.h, config/rs6000/kaos-ppc.h,
10236 config/rs6000/windiss.h, config/rs6000/603.md,
10237 config/rs6000/aix41.h, config/rs6000/cell.md,
10238 config/rs6000/mpc.md, config/rs6000/aix43.h, config/rs6000/beos.h,
10239 config/rs6000/gnu.h, config/rs6000/rtems.h, config/rs6000/aix.opt,
10240 config/rs6000/darwin.md, config/rs6000/darwin64.h,
10241 config/rs6000/default64.h, config/rs6000/7xx.md,
10242 config/rs6000/darwin.opt, config/rs6000/spe.md,
10243 config/rs6000/rs6000.opt, config/rs6000/rs6000-c.c,
10244 config/rs6000/rios2.md, config/rs6000/linuxaltivec.h,
10245 config/rs6000/7450.md, config/rs6000/linux64.h,
10246 config/rs6000/constraints.md, config/rs6000/440.md,
10247 config/rs6000/darwin.h, config/rs6000/host-ppc64-darwin.c,
10248 config/rs6000/rs6000.c, config/rs6000/aix52.h,
10249 config/rs6000/rs6000.h, config/rs6000/power6.md,
10250 config/rs6000/predicates.md, config/rs6000/altivec.md,
10251 config/rs6000/aix64.opt, config/rs6000/rios1.md,
10252 config/rs6000/rs6000-modes.def, config/rs6000/rs64.md,
10253 config/rs6000/eabisim.h, config/rs6000/sysv4le.h,
10254 config/rs6000/darwin7.h, config/rs6000/dfp.md,
10255 config/rs6000/linux64.opt, config/rs6000/sync.md,
10256 config/rs6000/vxworksae.h, config/rs6000/power5.md,
10257 config/rs6000/lynx.h, config/rs6000/biarch64.h,
10258 config/rs6000/rs6000.md, config/rs6000/sysv4.opt,
10259 config/rs6000/eabispe.h, config/rs6000/e500.h,
10260 config/rs6000/freebsd.h, config/rs6000/rs6000-protos.h,
10261 config/rs6000/netbsd.h, config/rs6000/e500-double.h,
10262 config/rs6000/aix.h, config/rs6000/vxworks.h,
10263 config/rs6000/40x.md, config/rs6000/aix51.h,
10264 config/rs6000/sysv4.h, config/arc/arc-protos.h, config/arc/arc.md,
10265 config/arc/arc.c, config/arc/arc.opt, config/arc/arc-modes.def,
10266 config/arc/arc.h, config/mcore/mcore-elf.h,
10267 config/mcore/mcore-protos.h, config/mcore/predicates.md,
10268 config/mcore/mcore.md, config/mcore/mcore.c,
10269 config/mcore/mcore.opt, config/mcore/mcore.h,
10270 config/mcore/mcore-pe.h, config/darwin.c, config/freebsd-nthr.h,
10271 config/score/predicates.md, config/score/score-version.h,
10272 config/score/score-protos.h, config/score/misc.md,
10273 config/score/elf.h, config/score/score.c, config/score/mac.md,
10274 config/score/score7.md, config/score/score.h,
10275 config/score/score-conv.h, config/score/score-mdaux.c,
10276 config/score/score.md, config/score/score.opt,
10277 config/score/score-modes.def, config/score/score-mdaux.h,
10278 config/score/mul-div.S, config/arm/uclinux-elf.h,
10279 config/arm/semi.h, config/arm/ecos-elf.h, config/arm/arm1020e.md,
10280 config/arm/symbian.h, config/arm/linux-elf.h,
10281 config/arm/arm1026ejs.md, config/arm/arm1136jfs.md,
10282 config/arm/elf.h, config/arm/aout.h, config/arm/arm.c,
10283 config/arm/thumb2.md, config/arm/vec-common.md, config/arm/coff.h,
10284 config/arm/strongarm-pe.h, config/arm/arm.h,
10285 config/arm/cortex-a8-neon.md, config/arm/semiaof.h,
10286 config/arm/cortex-a8.md, config/arm/uclinux-eabi.h,
10287 config/arm/arm-modes.def, config/arm/linux-eabi.h,
10288 config/arm/rtems-elf.h, config/arm/neon-schedgen.ml,
10289 config/arm/arm-cores.def, config/arm/arm-protos.h,
10290 config/arm/vfp.md, config/arm/aof.h, config/arm/linux-gas.h,
10291 config/arm/wince-pe.h, config/arm/neon.md,
10292 config/arm/constraints.md, config/arm/neon.ml,
10293 config/arm/xscale-elf.h, config/arm/strongarm-coff.h,
10294 config/arm/arm.opt, config/arm/arm926ejs.md,
10295 config/arm/predicates.md, config/arm/iwmmxt.md,
10296 config/arm/arm_neon.h, config/arm/unknown-elf.h,
10297 config/arm/kaos-arm.h, config/arm/bpabi.h, config/arm/pe.opt,
10298 config/arm/neon-testgen.ml, config/arm/arm.md,
10299 config/arm/xscale-coff.h, config/arm/pe.c,
10300 config/arm/arm-generic.md, config/arm/pe.h,
10301 config/arm/kaos-strongarm.h, config/arm/freebsd.h,
10302 config/arm/neon-docgen.ml, config/arm/netbsd.h, config/arm/fpa.md,
10303 config/arm/strongarm-elf.h, config/arm/cirrus.md,
10304 config/arm/netbsd-elf.h, config/arm/vxworks.h,
10305 config/arm/neon-gen.ml, config/kaos.h, config/darwin-driver.c,
10306 config/pa/predicates.md, config/pa/pa64-hpux.h,
10307 config/pa/pa-hpux.opt, config/pa/som.h, config/pa/pa-hpux1010.opt,
10308 config/pa/pa-hpux1111.opt, config/pa/pa-pro-end.h,
10309 config/pa/elf.h, config/pa/fptr.c, config/pa/pa64-linux.h,
10310 config/pa/pa.md, config/pa/pa.opt, config/pa/pa-hpux.h,
10311 config/pa/pa-hpux10.h, config/pa/pa-hpux11.h,
10312 config/pa/pa-hpux1010.h, config/pa/pa-protos.h,
10313 config/pa/pa-osf.h, config/pa/pa-hpux1111.h, config/pa/pa-64.h,
10314 config/pa/milli64.S, config/pa/pa.c, config/pa/pa-linux.h,
10315 config/pa/pa.h, config/pa/pa32-linux.h, config/pa/pa64-hpux.opt,
10316 config/pa/pa64-regs.h, config/pa/pa-modes.def,
10317 config/pa/constraints.md, config/darwin9.h, config/mips/4100.md,
10318 config/mips/linux.h, config/mips/elfoabi.h, config/mips/elf.h,
10319 config/mips/sdb.h, config/mips/windiss.h, config/mips/rtems.h,
10320 config/mips/3000.md, config/mips/iris5.h, config/mips/5000.md,
10321 config/mips/7000.md, config/mips/9000.md, config/mips/4600.md,
10322 config/mips/linux64.h, config/mips/elforion.h,
10323 config/mips/constraints.md, config/mips/generic.md,
10324 config/mips/predicates.md, config/mips/4300.md,
10325 config/mips/mips-ps-3d.md, config/mips/iris.h, config/mips/24k.md,
10326 config/mips/mips.md, config/mips/mips.opt, config/mips/4k.md,
10327 config/mips/5k.md, config/mips/vr4120-div.S,
10328 config/mips/openbsd.h, config/mips/iris6.h, config/mips/4000.md,
10329 config/mips/mips-protos.h, config/mips/6000.md,
10330 config/mips/mips.c, config/mips/mips.h, config/mips/r3900.h,
10331 config/mips/74k.md, config/mips/netbsd.h, config/mips/vxworks.h,
10332 config/mips/mips-modes.def, config/mips/vr.h,
10333 config/soft-fp/t-softfp, config/openbsd.h, config/ptx4.h,
10334 config/freebsd-spec.h, config/vax/vax.c, config/vax/openbsd.h,
10335 config/vax/vax.h, config/vax/elf.h, config/vax/vax.md,
10336 config/vax/bsd.h, config/vax/vax.opt, config/vax/vax-modes.def,
10337 config/vax/openbsd1.h, config/vax/netbsd.h,
10338 config/vax/vax-protos.h, config/vax/netbsd-elf.h,
10339 config/vax/vaxv.h, config/vax/ultrix.h, config/freebsd.h,
10340 config/h8300/rtems.h, config/h8300/predicates.md,
10341 config/h8300/h8300.c, config/h8300/h8300.h, config/h8300/elf.h,
10342 config/h8300/h8300.md, config/h8300/h8300.opt,
10343 config/h8300/coff.h, config/h8300/h8300-protos.h,
10344 config/v850/v850.md, config/v850/predicates.md,
10345 config/v850/v850-c.c, config/v850/v850.c, config/v850/v850.opt,
10346 config/v850/v850.h, config/v850/v850-protos.h, config/vxworks.c,
10347 config/knetbsd-gnu.h, config/sol2-6.h, config/vxworks.h,
10348 config/mmix/mmix.h, config/mmix/predicates.md,
10349 config/mmix/mmix-protos.h, config/mmix/mmix.md,
10350 config/mmix/mmix.c, config/mmix/mmix.opt,
10351 config/mmix/mmix-modes.def, config/bfin/bfin.opt,
10352 config/bfin/rtems.h, config/bfin/bfin-modes.def,
10353 config/bfin/predicates.md, config/bfin/bfin-protos.h,
10354 config/bfin/bfin.c, config/bfin/bfin.h, config/bfin/bfin.md:
10357 2007-08-02 Richard Sandiford <richard@codesourcery.com>
10359 * emit-rtl.c (reset_used_decls): Rename to...
10360 (set_used_decls): ...this. Set the used flag rather than clearing it.
10361 (unshare_all_rtl_again): Update accordingly. Set flags on argument
10362 DECL_RTLs rather than resetting them.
10364 2007-08-02 Andreas Krebbel <krebbel1@de.ibm.com>
10366 * config/s390/s390.md ("*xordi3_cconly"): Change xr to xg.
10368 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
10370 * reload.c (find_reloads_address_part): Pass correct MEMREFLOC
10371 argument to find_reloads_address.
10373 2007-08-01 Daniel Jacobowitz <dan@codesourcery.com>
10375 PR tree-optimization/32919
10376 * tree-ssa-sccvn.c (visit_phi): Do not visit abnormal PHIs.
10377 * tree-ssa-coalesce.c (ssa_conflicts_dump): New.
10378 (coalesce_ssa_name): Call it.
10380 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
10381 David Ung <davidu@mips.com>
10383 * config/mips/mips16.S (__mips16_unordsf2, __mips16_floatunsisf): New.
10384 (__mips16_unorddf2, __mips16_floatunsidf): New.
10385 * config/mips/mips.c (mips_init_libfuncs): Add optab entries for
10387 * config/mips/t-libgcc-mips16 (LIB1ASMFUNCS): Add new functions.
10389 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
10391 * tree-pretty-print.c (dump_generic_node): Dump OMP_SECTIONS_SWITCH.
10392 Display new operands of OMP_SECTIONS and OMP_CONTINUE.
10393 * tree.h (OMP_SECTIONS_CONTROL): New macro.
10394 (OMP_DIRECTIVE_P): Add OMP_SECTIONS_SWITCH.
10395 * omp-low.c (get_ws_args_for, determine_parallel_type,
10396 expand_omp_for_generic, expand_omp_for_static_nochunk,
10397 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
10398 Work with more precise CFG.
10399 (build_omp_regions_1): Handle OMP_SECTIONS_SWITCH.
10400 (lower_omp_sections): Emit OMP_SECTIONS_SWITCH. Add arguments to
10402 * tree-gimple.c (is_gimple_stmt): Handle OMP_SECTIONS_SWITCH.
10403 * gimple-low.c (lower_stmt): Ditto.
10404 * tree-inline.c (estimate_num_insns_1): Ditto.
10405 * tree.def (OMP_SECTIONS, OMP_CONTINUE): Added new operands.
10406 (OMP_SECTIONS_SWITCH): New.
10407 * tree-cfgcleanup.c (cleanup_omp_return): New.
10408 (cleanup_tree_cfg_bb): Call cleanup_omp_return.
10409 * tree-cfg.c (make_edges): Create back edges for OMP_CONTINUE
10410 and exit edge for OMP_FOR. Handle OMP_SECTIONS_SWITCH.
10411 (tree_redirect_edge_and_branch): Handle omp constructs.
10413 * fortran/trans-openmp.c (gfc_trans_omp_sections): Build OMP_SECTIONS
10414 with three arguments.
10416 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
10418 * tree-cfg.c (tree_merge_blocks): Preserve loop exit phi nodes only
10419 in loop closed ssa.
10421 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
10423 * tree-ssa-threadupdate.c (thread_through_all_blocks): Record that
10424 the loop structures may need fixing.
10425 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures):
10427 (cleanup_tree_cfg_loop): Removed.
10428 (cleanup_tree_cfg): If loops need fixing, call repair_loop_structures.
10429 * tree-predcom.c (tree_predictive_commoning): Return TODO_cleanup_cfg
10430 instead of running cleanup_tree_cfg_loop.
10431 * cfgloop.h (LOOPS_NEED_FIXUP): New constant.
10432 * tree-flow.h (cleanup_tree_cfg_loop): Declaration removed.
10433 (tree_predictive_commoning): Declaration changed.
10434 * passes.c (execute_function_todo): Do not use cleanup_tree_cfg_loop.
10436 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
10438 * doc/invoke.texi (l1-cache-size): Update documentation.
10439 (l2-cache-size): Document.
10440 * params.h (L2_CACHE_SIZE): New macro.
10441 * tree-ssa-loop-prefetch.c (L1_CACHE_SIZE_BYTES): Reflect
10442 that L1_CACHE_SIZE is in kB now.
10443 (L2_CACHE_SIZE_BYTES): New macro.
10444 (tree_ssa_prefetch_arrays): Show size in kB.
10445 * config/i386/i386.h (struct processor_costs): Add l1_cache_size
10446 and l2_cache_size fields.
10447 * config/i386/driver-i386.c (describe_cache): Detect cache size
10449 * config/i386/i386.c (size_cost, i386_cost, i486_cost,pentium_cost,
10450 pentiumpro_cost, geode_cost, k6_cost, athlon_cost, k8_cost,
10451 amdfam10_cost, pentium4_cost, nocona_cost, core2_cost,
10452 generic64_cost, generic32_cost): Add l1_cache_size and l2_cache_size.
10453 (override_options): Set l1-cache-size and l2-cache-size to default
10454 values if not specified otherwise.
10455 * params.def (PARAM_L1_CACHE_SIZE): Change to set in kB.
10456 (PARAM_L2_CACHE_SIZE): New.
10458 2007-08-01 Nigel Stephens <nigel@mips.com>
10459 David Ung <davidu@mips.com>
10460 Thiemo Seufer <ths@mips.com>
10461 Chris Dearman <chris@mips.com>
10462 Richard Sandiford <richard@codesourcery.com>
10464 * config.gcc (mips*-sde-elf*): New stanza.
10465 (mipsisa32-*-elf*, mipsisa32el-*-elf*, mipsisa32r2-*-elf*)
10466 (mipsisa32r2el-*-elf*, mipsisa64-*-elf*, mipsisa64el-*-elf*)
10467 (mipsisa64sb1-*-elf*, mipsisa64sb1el-*-elf*, mips-*-elf*)
10468 (mipsel-*-elf*, mips64-*-elf*, mips64el-*-elf*, mips64orion-*-elf*)
10469 (mips64orionel-*-elf*, mips*-*-rtems*, mips-wrs-windiss)
10470 (mipstx39-*-elf*, mipstx39el-*-elf*): Add mips/t-libgcc-mips16
10472 * config/mips/sde.h: New file.
10473 * config/mips/t-libgcc-mips16: Likewise.
10474 * config/mips/t-sde: Likewise.
10475 * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove settings
10476 of _ABIN32, _ABI64, _ABIO32, _MIPS_SIM, _MIPS_SZLONG, _MIPS_SZPTR,
10477 _MIPS_FPSET and _MIPS_SZINT.
10478 * config/mips/iris.h (TARGET_OS_CPP_BUILTINS): Likewise.
10479 * config/mips/elfoabi.h (DRIVER_SELF_SPECS): Remove separate
10480 insertion of a default -mips option. Use MIPS_32BIT_OPTION_SPEC.
10481 * config/mips/t-isa3264 (LIB1ASMSRC, LIB1ASMFUNCS): Delete.
10482 * config/mips/t-r3900 (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
10483 * config/mips/t-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
10484 * config/mips/mips.h (TARGET_CPU_CPP_BUITINS): Define _ABIO32,
10485 _ABIN32, _ABI64, _ABIO64, _MIPS_SIM, _MIPS_SZINT, _MIPS_SZLONG,
10486 _MIPS_SZPTR and _MIPS_FPSET.
10487 (MIPS_ISA_LEVEL_SPEC): Inject the default -mips option if no
10488 architecture is specified.
10489 (MIPS_32BIT_OPTION_SPEC): New macro.
10491 2007-07-31 Dan Hipschman <dsh@google.com>
10493 * gcc.c (end_going_arg): New function.
10494 (do_spec_2): Use it.
10495 (do_spec_1): Use it.
10497 2007-07-31 H.J. Lu <hongjiu.lu@intel.com>
10499 * ddg.c (add_cross_iteration_register_deps): Declare bb_info
10500 only if ENABLE_CHECKING is defined.
10502 2007-07-31 Kenneth Zadeck <zadeck@naturalbridge.com>
10504 * df.h (DF_RU, DF_RU_BB_INFO, df_ru_bb_info, df_ru,
10505 df_ru_add_problem, df_ru_get_bb_info): Removed.
10506 (DF_RD, DF_UREC, DF_CHAIN, DF_NOTE): Renumbered.
10507 * df-problems.c (df_ru_problem_data, df_ru_set_bb_info,
10508 df_ru_free_bb_info, df_ru_alloc,
10509 df_ru_bb_local_compute_process_def,
10510 df_ru_bb_local_compute_process_use, df_ru_bb_local_compute,
10511 df_ru_local_compute, df_ru_init_solution, df_ru_confluence_n,
10512 df_ru_transfer_function, df_ru_free, df_ru_start_dump,
10513 df_ru_top_dump, df_ru_bottom_dump, df_problem problem_RU,
10514 df_ru_add_problem): Removed.
10516 2007-07-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10519 * pa.md (casesi32): Use match_scratch. Revise insn condition.
10520 (casesi32p, casesi64p): Likewise.
10521 (casesi): Adjust for above.
10523 2007-07-31 Richard Sandiford <richard@codesourcery.com>
10525 * mode-switching.c (create_pre_exit): Don't search past calls.
10527 2007-07-31 Sandra Loosemore <sandra@codesourcery.com>
10529 * config/mips/mips.h (ISA_HAS_SYNCI): Add !TARGET_MIPS16 test.
10531 2007-07-31 Revital Eres <eres@il.ibm.com>
10533 * ddg.c (add_deps_for_def): Rename to...
10534 (add_cross_iteration_register_deps): This. Change implementation
10535 to use only reaching def and def-use chains to construct the
10536 inter loop dependencies.
10537 (add_deps_for_use): Remove function.
10538 (build_inter_loop_deps): Call add_cross_iteration_register_deps
10539 function to build the inter loop dependencies.
10540 * modulo-sched.c (sms_schedule): Build only
10541 reaching def and def-use chains for the propose of the ddg
10544 2007-07-31 Julian Brown <julian@codesourcery.com>
10546 * config/arm/neon.md (vec_set<mode>_internal, vec_setv2di_internal):
10547 New define_insns. Use correct RTL.
10548 (vec_set<mode>): Write as expander.
10550 2007-07-31 Razya Ladelsky <razya@il.ibm.com>
10552 * matrix-reorg.c (analyze_matrix_allocation_site): Avoid referring
10553 to an unallocated space.
10555 2007-07-30 Jan Sjodin <jan.sjodin@amd.com>
10558 (split_constant_offset): Enable split_constant_offset to extract
10559 constants from other statements.
10560 * tree-vect-transform.c
10561 (vect_create_addr_base_for_vector_ref): Generate data_ref_base
10562 to a temp var. Force base_offset to be simple.
10564 2007-07-30 Seongbae Park <seongbae.park@gmail.com>
10566 * df-scan.c (df_scan_verify): Remove artificial limit on
10567 the number of blocks for verification.
10568 * df-problems.c (df_lr_bb_local_compute, df_simulate_find_defs,
10569 df_simulate_defs): Avoid unnecessary insn checking for defs.
10571 2007-07-29 Mark Mitchell <mark@codesourcery.com>
10573 * config/m68k/lb1sf68.asm (FUNC): New macro.
10574 (__mulsi3): Use it.
10575 (__udivsi3): Likewise.
10576 (__divsi3): Likewise.
10577 (__umodsi3): Likewise.
10578 (__modsi3): Likewise.
10579 (__subdf3): Likewise.
10580 (__adddf3): Likewise.
10581 (__muldf3): Likewise.
10582 (__divdf3): Likewise.
10583 (__negdf2): Likewise.
10584 (__cmpdf2): Likewise.
10585 (__subsf3): Likewise.
10586 (__addsf3): Likewise.
10587 (__mulsf3): Likewise.
10588 (__divsf3): Likewise.
10589 (__negsf2): Likewise.
10590 (__cmpsf2): Likewise.
10591 (__eqdf2): Likewise.
10592 (__nedf2): Likewise.
10593 (__gtdf2): Likewise.
10594 (__gedf2): Likewise.
10595 (__ltdf2): Likewise.
10596 (__ledf2): Likewise.
10597 (__eqsf2): Likewise.
10598 (__nesf2): Likewise.
10599 (__gtsf2): Likewise.
10600 (__gesf2): Likewise.
10601 (__ltsf2): Likewise.
10602 (__lesf2): Likewise.
10604 2007-07-30 Ollie Wild <aaw@google.com>
10606 * c-ppoutput.c (print_lines_directives_only): New function.
10607 (scan_translation_unit_directives_only): New function.
10608 (preprocess_file): Add call to scan_translation_unit_directives_only.
10609 * c-opts.c (c_common_handle_option): Add OPT_fdirectives_only.
10610 (sanitize_cpp_opts): Add default flag_dump_macros setting for
10611 -fdirectives-only. Add errors for -fdirectives-only conflict with
10612 -Wunused-macros and -traditional.
10613 (finish_options): Add builtin macro initialization for
10614 -fdirectives-only + -fpreprocessed.
10615 * c.opt (fdirectives-only): New.
10616 * doc/cppopts.texi (fdirectives-only): New.
10618 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10620 * alias.c (record_set, memory_modified_1): Constify.
10621 * bt-load.c (note_btr_set): Likewise.
10622 * caller-save.c (mark_set_regs, add_stored_regs): Likewise.
10623 * combine.c (set_nonzero_bits_and_sign_copies,
10624 expand_field_assignment, record_dead_and_set_regs_1,
10625 use_crosses_set_p, reg_dead_at_p_1, can_combine_p,
10626 likely_spilled_retval_1): Likewise.
10627 * config/frv/frv.c (frv_registers_update_1, frv_io_check_address,
10628 frv_io_handle_set): Likewise.
10629 * config/mips/mips.c (mips_sim_record_set,
10630 vr4130_true_reg_dependence_p_1): Likewise.
10631 * config/mt/mt.c (insn_dependent_p_1): Likewise.
10632 * config/s390/s390.c (s390_reg_clobbered_rtx): Likewise.
10633 * config/sh/sh.c (flow_dependent_p_1): Likewise.
10634 * cselib.c (cselib_invalidate_rtx_note_stores): Likewise.
10635 * dce.c (mark_nonreg_stores_1, mark_nonreg_stores_2): Likewise.
10636 * ddg.c (mark_mem_store): Likewise.
10637 * df-problems.c (df_urec_mark_reg_change): Likewise.
10638 * function.c (update_epilogue_consts): Likewise.
10639 * gcse.c (record_set_info, record_last_set_info,
10640 mems_conflict_for_gcse_p, canon_list_insert, reg_set_info,
10641 reg_clear_last_set): Likewise.
10642 * global.c (mark_reg_store, mark_reg_clobber, reg_becomes_live):
10644 * jump.c (reversed_comparison_code_parts): Likewise.
10645 * local-alloc.c (validate_equiv_mem_from_store, no_equiv,
10646 reg_is_set): Likewise.
10647 * loop-iv.c (mark_altered): Likewise.
10648 * mode-switching.c (reg_becomes_live): Likewise.
10649 * optabs.c (no_conflict_move_test): Likewise.
10650 * postreload-gcse.c (record_last_set_info, find_mem_conflicts):
10652 * postreload.c (reload_combine_note_store, move2add_note_store):
10654 * regmove.c (flags_set_1): Likewise.
10655 * regrename.c (note_sets, kill_clobbered_value, kill_set_value):
10657 * reload1.c (mark_not_eliminable, forget_old_reloads_1):
10659 * resource.c (update_live_status): Likewise.
10660 * rtl.h (set_of, note_stores): Likewise.
10661 * rtlanal.c (set_of_1, parms_set, struct set_of_data, set_of,
10662 note_stores, parms_set): Likewise.
10663 * sched-rgn.c (sets_likely_spilled_1): Likewise.
10664 * stack-ptr-mod.c (notice_stack_pointer_modification_1):
10666 * var-tracking.c (count_stores, add_stores): Likewise.
10668 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10670 * alias.c (mems_in_disjoint_alias_sets_p,
10671 fixed_scalar_and_varying_struct_p, aliases_everything_p,
10672 nonoverlapping_component_refs_p, nonoverlapping_memrefs_p,
10673 write_dependence_p, mems_in_disjoint_alias_sets_p,
10674 read_dependence, true_dependence, canon_true_dependence,
10675 anti_dependence, output_dependence): Constify.
10676 * combine.c (extended_count): Likewise.
10677 * cse.c (cse_rtx_varies_p, hash_rtx, exp_equiv_p): Likewise.
10678 * cselib.c (get_value_hash, references_value_p,
10679 cselib_reg_set_mode, cselib_rtx_varies_p): Likewise.
10680 * cselib.h (cselib_reg_set_mode, references_value_p): Likewise.
10681 * emit-rtl.c (mem_expr_equal_p, active_insn_p): Likewise.
10682 * function.c (contains, prologue_epilogue_contains,
10683 sibcall_epilogue_contains): Likewise.
10684 * jump.c (simplejump_p, condjump_p, condjump_in_parallel_p,
10685 pc_set, any_uncondjump_p, any_condjump_p, onlyjump_p,
10686 only_sets_cc0_p, sets_cc0_p, rtx_renumbered_equal_p, true_regnum,
10687 reg_or_subregno): Likewise.
10688 * recog.c (asm_noperands): Likewise.
10689 * reload1.c (function_invariant_p): Likewise.
10690 * rtl.h (mem_expr_equal_p, active_insn_p, rtx_varies_p,
10691 rtx_addr_varies_p, asm_noperands, exp_equiv_p, hash_rtx,
10692 condjump_p, any_condjump_p, any_uncondjump_p, pc_set,
10693 simplejump_p, onlyjump_p, only_sets_cc0_p, sets_cc0_p,
10694 true_regnum, reg_or_subregno, condjump_in_parallel_p,
10695 extended_count, prologue_epilogue_contains,
10696 sibcall_epilogue_contains, function_invariant_p, true_dependence,
10697 canon_true_dependence, read_dependence, anti_dependence,
10698 output_dependence): Likewise.
10699 * rtlanal.c (rtx_varies_p, rtx_addr_varies_p): Likewise.
10701 2007-07-30 Julian Brown <julian@codesourcery.com>
10703 * config/arm/neon.md (V_ext): New mode attribute.
10704 (neon_vget_lane<mode>): Replace with define_expand.
10705 (neon_vget_lane<mode>_sext_internal)
10706 (neon_vget_lane<mode>_zext_internal): New define_insns for double
10707 and quad precision vectors.
10708 (neon_vget_lanedi): Add bounds check. Remove dead comment.
10709 * config/arm/neon.ml (get_lane): Make 32-bit get-lane intrinsics
10710 have typeless 32-bit result.
10712 2007-07-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
10715 * tree-affine.h (aff_tree): The type of rest is sizetype for types
10717 * tree-affine.c (aff_combination_scale): If type is a pointer type,
10718 use sizetype for rest.
10719 (aff_combination_add_elt): Likewise. Don't specialize pointer types.
10720 (aff_combination_convert): Don't convert rest for pointer types.
10722 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
10724 * Makefile.in (tree-ssa-alias.o): Add alloc-pool.h
10726 * tree-ssa-alias.c: Add alloc-pool.h.
10727 (init_alias_info): Free alias_bitmap_obstack.
10728 (delete_alias_info): Call delete_mem_ref_stats.
10729 (get_mem_sym_stats_for): Use alloc_pool.
10730 (init_mem_ref_stats): Do not delete mem_ref_stats here.
10731 (delete_mem_sym_stats): Removed.
10733 2007-07-29 Sebastian Pop <sebpop@gmail.com>
10735 * tree-data-ref.c (add_multivariate_self_dist): Parametric access
10736 functions cannot be represented as classical distance vectors.
10738 2007-07-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10740 * attribs.c (hash_attr, eq_attr, init_attributes): Constify.
10741 * builtins.c (validate_arg, builtin_mathfn_code,
10742 validate_arglist): Likewise.
10743 * calls.c (call_expr_flags): Likewise.
10744 * combine.c (reg_nonzero_bits_for_combine,
10745 reg_num_sign_bit_copies_for_combine, get_last_value,
10746 reg_truncated_to_mode): Likewise.
10747 * emit-rtl.c (subreg_lowpart_p): Likewise.
10748 * expr.c (highest_pow2_factor_for_target,
10749 categorize_ctor_elements_1, categorize_ctor_elements,
10750 count_type_elements, contains_packed_reference,
10751 highest_pow2_factor, highest_pow2_factor_for_target): Likewise.
10752 * fold-const.c (may_negate_without_overflow_p, int_const_binop,
10753 fold_convertible_p, operand_equal_p, tree_swap_operands_p,
10754 native_encode_int, native_encode_real, native_encode_complex,
10755 native_encode_vector, native_encode_expr, native_interpret_int,
10756 native_interpret_real, native_interpret_complex,
10757 native_interpret_vector, native_interpret_expr): Likewise.
10758 * function.c (use_register_for_decl): Likewise.
10759 * gimplify.c (get_name): Likewise.
10760 * langhooks-def.h (lhd_return_null_const_tree): New.
10761 (LANG_HOOKS_GET_CALLEE_FNDECL): Use it.
10762 * langhooks.c (lhd_return_null_const_tree): New.
10763 * langhooks.h (lang_get_callee_fndecl): Constify.
10764 * output.h (constructor_static_from_elts_p): Likewise.
10765 * rtl-factoring.c (gen_symbol_ref_rtx_for_label): Likewise.
10766 * rtl.h (nonzero_bits, num_sign_bit_copies, truncated_to_mode,
10767 subreg_lowpart_p, noop_move_p, struct rtl_hooks): Likewise.
10768 * rtlanal.c (cached_nonzero_bits, nonzero_bits1,
10769 cached_num_sign_bit_copies, num_sign_bit_copies1, noop_move_p,
10770 nonzero_bits, num_sign_bit_copies, truncated_to_mode): Likewise.
10771 * rtlhooks-def.h (reg_nonzero_bits_general,
10772 reg_num_sign_bit_copies_general, reg_truncated_to_mode_general):
10774 * rtlhooks.c (reg_num_sign_bit_copies_general,
10775 reg_nonzero_bits_general, reg_truncated_to_mode_general):
10777 * stmt.c (warn_if_unused_value, is_body_block): Likewise.
10778 * stor-layout.c (mode_for_size_tree): Likewise.
10779 * tree-ssa-loop-im.c (memref_eq): Likewise.
10780 * tree-ssa-loop-ivopts.c (tree_int_cst_sign_bit): Likewise.
10781 * tree.c (contains_placeholder_p, type_list_equal,
10782 simple_cst_equal, get_callee_fndecl, operand_equal_for_phi_arg_p):
10784 * tree.h (tree_int_cst_sign_bit, may_negate_without_overflow_p,
10785 mode_for_size_tree, categorize_ctor_elements, count_type_elements,
10786 contains_placeholder_p, contains_packed_reference,
10787 get_callee_fndecl, operand_equal_for_phi_arg_p,
10788 warn_if_unused_value, is_body_block, native_encode_expr,
10789 native_interpret_expr, fold_convertible_p, operand_equal_p,
10790 int_const_binop, tree_swap_operands_p, builtin_mathfn_code,
10791 validate_arglist, simple_cst_equal, type_list_equal,
10792 use_register_for_decl, call_expr_flags, get_name,
10793 highest_pow2_factor): Likewise.
10794 (const_call_expr_arg_iterator_d,
10795 init_const_call_expr_arg_iterator, next_const_call_expr_arg,
10796 first_const_call_expr_arg, more_const_call_expr_args_p,
10797 FOR_EACH_CONST_CALL_EXPR_ARG): New.
10798 * varasm.c (constructor_static_from_elts_p): Constify.
10800 2007-07-28 Kazu Hirata <kazu@codesourcery.com>
10802 * cfglayout.c, config/arm/arm.c, config/arm/cortex-a8.md,
10803 config/arm/neon-schedgen.ml, config/arm/neon.ml,
10804 config/arm/vec-common.md, config/ia64/div.md, cselib.c,
10805 df-core.c, df.h, dominance.c, optabs.c, opts.c, reg-stack.c,
10806 regstat.c, target.h, tree-ssa-live.c, tree-ssa-pre.c,
10807 tree-vect-transform.c, tree.def: Fix comment typos. Follow
10808 spelling conventions.
10809 * doc/invoke.texi: Follow spelling conventions.
10811 2007-07-29 Vladimir Yanovsky <yanov@il.ibm.com>
10812 Revital Eres <eres@il.ibm.com>
10814 * modulo-sched.c (sms_schedule): Avoid loops which includes
10815 auto-increment instructions.
10817 2007-07-28 Richard Guenther <rguenther@suse.de>
10819 PR middle-end/32920
10820 * fold-const.c (fold_cond_expr_with_comparison): Convert
10821 operand zero of MIN/MAX_EXPR to correct type.
10823 2007-07-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10825 * calls.c (special_function_p, setjmp_call_p, alloca_call_p,
10826 flags_from_decl_or_type): Constify.
10827 * gcc.c (do_spec_1): Likewise.
10828 * print-tree.c (dump_addr, print_node_brief): Likewise.
10829 * tree-cfg.c (stmt_starts_bb_p, is_ctrl_stmt, computed_goto_p,
10830 simple_goto_p, tree_can_make_abnormal_goto, stmt_starts_bb_p,
10831 tree_purge_all_dead_eh_edges): Likewise.
10832 * tree-flow.h (is_ctrl_stmt, computed_goto_p, simple_goto_p,
10833 tree_can_make_abnormal_goto, tree_purge_all_dead_eh_edges):
10835 * tree.c (expr_location, expr_has_location, expr_locus,
10836 expr_filename, expr_lineno, get_inner_array_type,
10837 fields_compatible_p): Likewise.
10838 * tree.h (get_inner_array_type, fields_compatible_p,
10839 expr_location, expr_has_location, expr_locus, expr_filename,
10840 expr_lineno, dump_addr, print_node_brief, flags_from_decl_or_type,
10841 setjmp_call_p, alloca_call_p): Likewise.
10843 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
10845 * timevar.def: Add TV_CALL_CLOBBER, TV_FLOW_SENSITIVE,
10846 TV_FLOW_INSENSITIVE.
10848 * tree-ssa-alias.c (compute_call_clobbered): Push/pop
10850 (compute_flow_sensitive_aliasing): Ditto for TV_FLOW_SENSITIVE.
10851 (compute_flow_insensitive_aliasing): Ditto for
10852 TV_FLOW_INSENSITIVE.
10854 2007-07-27 Jan Hubicka <jh@suse.cz>
10856 * config/i386/i386.c (register_move_cost): Remove accidentally
10857 comitted #if 0 block.
10859 * attribs.c: Include hashtab.h
10860 (attribute_hash): New.
10861 (substring): New structure.
10862 (extract_attribute_substring, substring_hash, hash_attr, eq_attr):
10864 (init_attributes): Initialize attribute hash.
10865 (decl_attributes): Use attribute hash.
10866 * Makefile.in (attribs.c): Depend on hashtab.h.
10868 2007-07-27 Steve Ellcey <sje@cup.hp.com>
10870 * config/ia64/vect.md (vec_initv2si): Remove bad BIG_ENDIAN test.
10872 2007-07-27 Richard Sandiford <richard@codesourcery.com>
10874 * doc/invoke.texi (mdsp, mdspr2): Document the __mips_dsp,
10875 __mips_dspr2 and __mips_dsp_rev macros.
10876 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dsp_rev.
10878 2007-07-27 Douglas Gregor <doug.gregor@gmail.com>
10880 * c-common.h (enum rid): Add RID_DECLTYPE, update RID_LAST_CXX0X.
10882 2007-07-26 Kenneth Zadeck <zadeck@naturalbridge.com>
10884 PR middle-end/32749
10886 * df-problems.c (df_create_unused_note): Removed do_not_gen parm
10887 and the updating of the live and do_not_gen sets.
10888 (df_note_bb_compute): Added updating of live and do_not_gen sets
10889 for regular defs so that the case of clobber inside conditional
10890 call is processed correctly.
10892 2007-07-27 Zdenek Dvorak <dvorakz@suse.cz>
10894 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Generate the
10895 operands with compatible type.
10897 2007-07-27 Richard Sandiford <richard@codesourcery.com>
10899 * expr.h (store_bit_field): Don't return a value.
10900 * expmed.c (check_predicate_volatile_ok): New function.
10901 (store_bit_field_1): New function, extracted from store_bit_field.
10902 Take a fallback_p argument and return true if the operation succeeded.
10903 Only use store_fixed_bit_field if fallback_p. Don't recompute
10904 mode_for_extraction; use op_mode instead. Try forcing memories
10905 into registers if the insv expander fails.
10906 (store_bit_field): Use store_bit_field_1 with fallback_p true.
10907 Don't return a value.
10908 (convert_extracted_bit_field): New function, extracted from
10910 (extract_bit_field_1): Likewise. Take a fallback_p argument
10911 and return NULL if the operation succeeded. Only use
10912 extract_fixed_bit_field if fallback_p. Only calculate one
10913 extraction mode. Combine code for extv and extzv. Try forcing
10914 memories into registers if the ext(z)v expander fails.
10915 (extract_bit_field): Use extract_bit_field_1 with fallback_p true.
10917 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
10919 * df.h (df_mw_hardreg): Turn df_ref_type and df_ref_flags
10921 (df_ref): Likewise. Put regno with other integer fields.
10923 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
10925 * df.h (df_mw_hardreg): Remove "loc" field.
10926 * df-scan.c (df_ref_record): Don't set it. Remove redundant
10928 * df-problems.c (df_whole_mw_reg_unused_p): New function,
10929 split out from df_set_unused_notes_for_mw. Return false for
10930 partial references. Assert that mw_reg is a REG when returning true.
10931 (df_set_unused_notes_for_mw): Use it. Use mw_reg instead of *loc.
10932 (df_whole_mw_reg_dead_p): New function, split out from
10933 df_set_dead_notes_for_mw. Return false for partial references.
10934 Assert that mw_reg is a REG when returning true.
10935 (df_set_dead_notes_for_mw): Use it. Use mw_reg instead of *loc.
10936 Remove redundant bitmap check.
10938 2007-07-26 H.J. Lu <hongjiu.lu@intel.com>
10940 * config/ia64/t-ia64 ($(T)crtbegin.o): Removed.
10941 ($(T)crtend.o): Likwise.
10942 ($(T)crtbeginS.o): Likwise.
10943 ($(T)crtendS.o): Likwise.
10944 ($(T)crtfastmath.o): Likwise.
10946 2007-07-26 Zdenek Dvorak <dvorakz@suse.cz>
10948 * dominance.c (dom_computed, n_bbs_in_dom_tree): Removed.
10949 * function.h (dom_computed, n_bbs_in_dom_tree): New macros.
10950 * basic-block.h (struct control_flow_graph): Added x_dom_computed
10951 and x_n_bbs_in_dom_tree fields.
10953 2007-07-26 Steve Ellcey <sje@cup.hp.com>
10955 PR tree-optimization/32087
10956 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
10957 Do not call scale_bbs_frequencies_int with prob of zero.
10959 2007-07-26 Julian Brown <julian@codesourcery.com>
10961 * config/arm/arm-protos.h (neon_lane_bounds, neon_const_bounds)
10962 (neon_element_bits): Add prototypes.
10963 * config/arm/arm.c (bounds_check, neon_lane_bounds)
10964 (neon_const_bounds, neon_element_bits): New functions.
10965 * config/arm/neon.md (neon_vget_lane<mode>, neon_vget_lanedi)
10966 (neon_vget_lanev2di, neon_vset_lane<mode>, neon_vset_lanedi)
10967 (neon_vset_lanev2di, neon_vdup_lane<mode>, neon_vdup_lanedi)
10968 (neon_vdup_lanev2di, neon_vcvt_n<mode>, neon_vmul_lane<mode>)
10969 (neon_vmull_lane<mode>, neon_vqdmull_lane<mode>)
10970 (neon_vqdmulh_lane<mode>, neon_vmla_lane<mode>)
10971 (neon_vmlal_lane<mode>, neon_vqdmlal_lane<mode>)
10972 (neon_vmls_lane<mode>, neon_vmlsl_lane<mode>)
10973 (neon_vqdmlsl_lane<mode>, neon_vext<mode>, neon_vshr_n<mode>)
10974 (neon_vshrn_n<mode>, neon_vqshrn_n<mode>, neon_vqshrun_n<mode>)
10975 (neon_vshl_n<mode>, neon_vshl_n<mode>, neon_vqshl_n<mode>)
10976 (neon_vqshlu_n<mode>, neon_vshll_n<mode>, neon_vsra_n<mode>)
10977 (neon_vsri_n<mode>, neon_vsli_n<mode>): Add bounds checks.
10979 2007-07-26 Nathan Froyd <froydnj@codesourcery.com>
10981 * config/vxworks.h (VXWORKS_LINK_SPEC): Fix typo.
10982 (HAVE_AS_GNU_ATTRIBUTE): Undefine.
10984 2007-07-26 Mark Shinwell <shinwell@codesourcery.com>
10985 Julian Brown <julian@codesourcery.com>
10987 * config/arm/arm.c (arm_mac_accumulator_is_mul_result): New.
10988 * config/arm/arm-protos.h (arm_mac_accumulator_is_mul_result): New.
10989 * config/arm/cortex-a8.md: New.
10990 * config/arm/cortex-a8-neon.md: New.
10991 * config/arm/neon-schedgen.ml: New.
10992 * config/arm/neon.md (vqh_mnem): New.
10994 (Is_float_mode): New.
10995 (Scalar_mul_8_16): New.
10997 (V_mode_nunits): New.
10998 (All instruction patterns): Annotate with neon_type attribute
11000 * config/arm/arm.md: Include cortex-a8.md.
11001 (insn): Add smmla, umaal, smlald, smlsld, clz, mrs, msr and xtab
11003 Annotate instruction patterns accordingly.
11004 (generic_sched): Do not use generic scheduling for Cortex-A8.
11005 (generic_vfp): Do not use generic VFP scheduling for Cortex-A8.
11007 2007-07-26 Daniel Jacobowitz <dan@codesourcery.com>
11009 * fold-const.c (fold_read_from_constant_string): Use
11010 build_int_cst_type.
11011 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
11013 2007-07-26 Nick Clifton <nickc@redhat.com>
11015 * tree-ssa-operands.h: Change copyright header to refer to version
11016 3 of the GNU General Public License and to point readers at the
11017 COPYING3 file and the FSF's license web page.
11018 * tree-vrp.c, regrename.c, attribs.c, loop-unswitch.c,
11019 sched-ebb.c, fwprop.c, tree-loop-linear.c, dwarf2asm.c,
11020 tree-into-ssa.c, dwarf2asm.h, tree-ssa-loop-im.c, sbitmap.c,
11021 targhooks.c, tree-dump.c, tree-complex.c, sbitmap.h, targhooks.h,
11022 tree-dump.h, regstat.c, see.c, machmode.h, hooks.c, cgraphbuild.c,
11023 hooks.h, genrecog.c, tree-ssa-threadupdate.c, gen-protos.c,
11024 flags.h, rtlhooks.c, gencheck.c, tree-ssa-loop-niter.c,
11025 opts-common.c, dbgcnt.def, tree-pretty-print.c, tracer.c,
11026 gengtype.c, mkconfig.sh, gengtype.h, tree-ssa-loop-unswitch.c,
11027 cgraph.c, c-lex.c, cgraph.h, libfuncs.h, cfgloopmanip.c,
11028 rtl-error.c, optabs.c, postreload-gcse.c, tree-ssa-loop-manip.c,
11029 optabs.h, genmddeps.c, defaults.h, postreload.c, value-prof.c,
11030 tree-ssa-loop-ch.c, tree-tailcall.c, gengenrtl.c, value-prof.h,
11031 genopinit.c, tree.c, tree.h, reload.c, tree-pass.h, ipa-cp.c,
11032 reload.h, bitmap.c, bitmap.h, tree-scalar-evolution.c,
11033 c-config-lang.in, tree-scalar-evolution.h, target.h, cppspec.c,
11034 rtlanal.c, ddg.c, lambda-mat.c, mips-tdump.c, ddg.h,
11035 tree-phinodes.c, mips-tfile.c, pointer-set.c, pointer-set.h,
11036 diagnostic.c, final.c, diagnostic.h, builtins.c, genoutput.c,
11037 gcc.c, lists.c, tree-ssa-alias-warnings.c, gcc.h, cfghooks.c,
11038 input.h, gensupport.c, fold-const.c, cfghooks.h, insn-notes.def,
11039 gensupport.h, builtin-attrs.def, sync-builtins.def, params.c,
11040 cfgloopanal.c, params.h, graphds.c, omp-low.c, tree-ssa-dse.c,
11041 graphds.h, gcov.c, cfg.c, genextract.c, ipa-reference.c,
11042 genautomata.c, tree-ssa-uncprop.c, auto-inc-dec.c, toplev.c,
11043 tree-gimple.c, ipa-reference.h, vmsdbgout.c, errors.c, toplev.h,
11044 reorg.c, tree-gimple.h, tree-chrec.c, pretty-print.c, errors.h,
11045 real.c, tree-chrec.h, pretty-print.h, debug.c, real.h, genemit.c,
11046 omega.c, c-cppbuiltin.c, genmultilib, debug.h, omega.h,
11047 tree-ssa-sccvn.c, genconfig.c, tree-ssa-sccvn.h, cgraphunit.c,
11048 regs.h, df-scan.c, vec.c, hosthooks-def.h, vec.h,
11049 tree-ssa-copyrename.c, scan.c, builtin-types.def, tree-ssa-ccp.c,
11050 scan.h, mode-classes.def, haifa-sched.c, dominance.c, dojump.c,
11051 double-int.c, gcov-io.c, dbxout.c, builtins.def, double-int.h,
11052 dbxout.h, tree-ssa-loop-ivopts.c, df-core.c, mode-switching.c,
11053 gengtype-lex.l, tree-nomudflap.c, modulo-sched.c, c-objc-common.c,
11054 hosthooks.h, c-objc-common.h, caller-save.c, graph.c,
11055 ipa-pure-const.c, graph.h, c-format.c, cse.c, fix-header.c,
11056 c-format.h, web.c, tree-stdarg.c, genpeep.c, tree-stdarg.h,
11057 tree-ssa-math-opts.c, xcoffout.c, tree-ssa-dom.c, tree-nrv.c,
11058 xcoffout.h, tree-ssa-propagate.c, ipa-utils.c,
11059 tree-ssa-propagate.h, tree-ssa-alias.c, loop-init.c, ipa-utils.h,
11060 gimple-low.c, rtl.def, c-tree.h, tree-ssa-sink.c, ipa-inline.c,
11061 mkmap-symver.awk, machmode.def, c-pch.c, cfganal.c, global.c,
11062 alloc-pool.c, c-semantics.c, alloc-pool.h, jump.c, ifcvt.c,
11063 dwarf2out.c, expr.c, cfgbuild.c, tree-browser.c, dwarf2out.h,
11064 expr.h, longlong.h, opts.c, gcov-iov.c, opts.h, dwarf2.h,
11065 genattrtab.c, genconditions.c, genattr.c, optc-gen.awk,
11066 timevar.def, tree-ssa-loop-ivcanon.c, hard-reg-set.h, predict.c,
11067 tree-ssa-loop.c, host-default.c, predict.h, recog.c, dbgcnt.c,
11068 recog.h, dbgcnt.h, c-aux-info.c, tree-ssa-address.c, timevar.c,
11069 dse.c, lcm.c, tree-ssa-ifcombine.c, timevar.h, dse.h,
11070 matrix-reorg.c, tree-vn.c, treestruct.def, fp-test.c, c-decl.c,
11071 tree-eh.c, c-errors.c, c-pretty-print.c, regmove.c,
11072 lambda-trans.c, c-pretty-print.h, et-forest.c, et-forest.h,
11073 ebitmap.c, configure.ac, local-alloc.c, function.c, langhooks.c,
11074 ebitmap.h, cppdefault.c, tree-vectorizer.c, function.h,
11075 langhooks.h, print-rtl.c, cppdefault.h, df.h, tree-vectorizer.h,
11076 sdbout.c, stor-layout.c, sdbout.h, rtlhooks-def.h, read-rtl.c,
11077 gcse.c, ipa-type-escape.c, vmsdbg.h, alias.c, gengtype-parse.c,
11078 ipa-type-escape.h, domwalk.c, alias.h, tree-if-conv.c, profile.c,
11079 init-regs.c, domwalk.h, ipa.c, gccbug.in, tree-data-ref.c,
11080 loop-unroll.c, tree-data-ref.h, tree-flow-inline.h, tree-affine.c,
11081 mkmap-flat.awk, tree-affine.h, tree-vect-analyze.c, c.opt, ggc.h,
11082 opt-gather.awk, c-typeck.c, gimplify.c, coretypes.h, exec-tool.in,
11083 insn-addr.h, tree-ssa-phiopt.c, c-pragma.c, c-pragma.h, calls.c,
11084 tree-ssa-coalesce.c, genmodes.c, loop-doloop.c, predict.def,
11085 dwarf.h, tree.def, rtl-factoring.c, lower-subreg.c, expmed.c,
11086 bt-load.c, ggc-common.c, genflags.c, tree-dfa.c, except.c,
11087 coverage.c, except.h, emit-rtl.c, cfgexpand.c, coverage.h,
11088 stringpool.c, cselib.c, emit-rtl.h, tree-cfgcleanup.c, c-opts.c,
11089 cselib.h, cfgcleanup.c, simplify-rtx.c, tree-ssa-pre.c, explow.c,
11090 tree-ssa-live.c, tree-sra.c, tree-ssa-live.h, tree-predcom.c,
11091 loop-invariant.c, genpreds.c, protoize.c, opth-gen.awk, c-dump.c,
11092 lambda.h, loop-iv.c, tree-mudflap.c, ipa-prop.c, print-tree.c,
11093 tree-mudflap.h, tree-ssa-copy.c, ipa-prop.h, cfglayout.c,
11094 tree-ssa-forwprop.c, c-convert.c, cfglayout.h, common.opt,
11095 ggc-zone.c, ggc-page.c, c-omp.c, tree-ssa-dce.c, gencodes.c,
11096 varasm.c, tree-vect-patterns.c, libada-mk.in, tree-ssa-ter.c,
11097 sched-deps.c, tree-nested.c, c-ppoutput.c, tree-ssa.c,
11098 target-def.h, tree-ssa-loop-prefetch.c, lambda-code.c,
11099 omp-builtins.def, rtl.c, regclass.c, stab.def, intl.c, rtl.h,
11100 intl.h, tree-inline.c, conditions.h, tree-inline.h, integrate.c,
11101 sched-int.h, tree-iterator.c, integrate.h, tree-iterator.h,
11102 genchecksum.c, tree-optimize.c, output.h, tree-vect-transform.c,
11103 tree-object-size.c, combine.c, tree-outof-ssa.c, addresses.h,
11104 bb-reorder.c, stack-ptr-mod.c, resource.c, var-tracking.c,
11105 cfgloop.c, system.h, resource.h, ggc-none.c, tree-profile.c,
11106 cfgloop.h, c-gimplify.c, c-common.c, opt-functions.awk,
11107 tree-vect-generic.c, tree-flow.h, df-problems.c, scan-decls.c,
11108 c-common.h, config.gcc, reg-stack.c, tlink.c, main.c, stub-objc.c,
11109 fixproto, config.host, Makefile.in, gccspec.c, sched-rgn.c,
11110 vecprim.h, basic-block.h, tree-ssa-structalias.c,
11111 tree-ssa-structalias.h, c-common.def, sched-vis.c, tree-cfg.c,
11112 passes.c, genconstants.c, c-incpath.c, c-incpath.h,
11113 struct-equiv.c, c-parser.c, tree-ssa-reassoc.c, varray.c, sreal.c,
11114 varray.h, dfp.c, sreal.h, combine-stack-adj.c, dfp.h,
11115 reg-notes.def, cfgrtl.c, config.build, varpool.c, gengtype-yacc.y,
11116 stmt.c, dce.c, tree-browser.def, prefix.c, statistics.h,
11117 params.def, dce.h, c-lang.c, gcov-dump.c, prefix.h,
11118 tree-ssanames.c, collect2.c, collect2.h, tree-ssa-threadedge.c,
11119 convert.c, convert.h, langhooks-def.h, reload1.c,
11120 tree-ssa-operands.c: Likewise.
11122 2007-07-26 Jan Hubicka <jh@suse.cz>
11124 * tree-ssa-live.c: Include debug.h and flags.h.
11125 (mark_scope_block_unused): New function.
11126 (remove_unused_scope_block_p): New function.
11127 (remove_unused_locals): Remove unused blocks too.
11129 2007-07-25 Ian Lance Taylor <iant@google.com>
11131 * combine.c (combine_max_regno): Remove. Remove all uses.
11132 (struct reg_stat_struct): Rename from struct reg_stat.
11133 (reg_stat_type): Define, and declare VECs.
11134 (reg_stat): Change from pointer to VEC. Change all uses.
11135 (combine_split_insns): New static function.
11136 (try_combine, find_split_point): Call it instead of split_insns.
11138 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
11140 * cfghooks.c (split_block): Fix the information about loop latch.
11142 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
11144 * cfgloopmanip.c (fix_loop_structure): Call force_single_succ_latches.
11146 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
11148 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
11149 Scan the new edge for loop exit info.
11151 2007-07-25 Andreas Tobler <a.tobler@schweiz.org>
11153 * config/darwin.c: Include debug.h.
11155 2007-07-25 Steve Ellcey <sje@cup.hp.com>
11158 * tree-vect-patterns.c (vect_pattern_recog_1): Check for valid type.
11160 2007-07-25 Steve Ellcey <sje@cup.hp.com>
11162 * config/ia64/ia64.h (HARD_REGNO_NREGS): Handle RFmode.
11163 (HARD_REGNO_MODE_OK): Ditto.
11164 (MODES_TIEABLE_P): Ditto.
11165 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
11166 (CLASS_MAX_NREGS): Ditto.
11167 * config/ia64/ia64.c (ia64_print_operand_address): Add R format.
11168 * config/ia64/ia64.md (divsf3_internal_thr): Removed.
11169 (divdf3_internal_thr): Removed.
11170 * config/ia64/div.md: New file.
11171 * config/ia64/constraints.md: Add H constraint.
11173 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11175 * sbitmap.c (sbitmap_verify_popcount, sbitmap_alloc_with_popcount,
11176 sbitmap_copy, sbitmap_copy_n, sbitmap_equal, sbitmap_empty_p,
11177 sbitmap_union_of_diff_cg, sbitmap_union_of_diff, sbitmap_not,
11178 sbitmap_difference, sbitmap_any_common_bits, sbitmap_a_and_b_cg,
11179 sbitmap_a_and_b, sbitmap_a_xor_b_cg, sbitmap_a_xor_b,
11180 sbitmap_a_or_b_cg, sbitmap_a_or_b, sbitmap_a_subset_b_p,
11181 sbitmap_a_or_b_and_c_cg, sbitmap_a_or_b_and_c,
11182 sbitmap_a_and_b_or_c_cg, sbitmap_a_and_b_or_c,
11183 sbitmap_first_set_bit, sbitmap_last_set_bit, dump_sbitmap,
11184 dump_sbitmap_file, debug_sbitmap, popcount_table,
11185 sbitmap_popcount): Constify.
11186 * sbitmap.h (const_sbitmap, const_sbitmap_ptr): New.
11187 (sbitmap_iterator, sbitmap_iter_init, dump_sbitmap,
11188 dump_sbitmap_file, sbitmap_copy, sbitmap_copy_n, sbitmap_equal,
11189 sbitmap_empty_p, sbitmap_union_of_diff, sbitmap_union_of_diff_cg,
11190 sbitmap_difference, sbitmap_not, sbitmap_a_or_b_and_c,
11191 sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c,
11192 sbitmap_a_and_b_or_c_cg, sbitmap_any_common_bits, sbitmap_a_and_b,
11193 sbitmap_a_and_b_cg, sbitmap_a_or_b, sbitmap_a_or_b_cg,
11194 sbitmap_a_xor_b, sbitmap_a_xor_b_cg, sbitmap_a_subset_b_p,
11195 sbitmap_first_set_bit, sbitmap_last_set_bit, debug_sbitmap,
11196 sbitmap_popcount, sbitmap_verify_popcount): Constify.
11198 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11200 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_element_zerop,
11201 bitmap_copy, bitmap_clear_bit, popcount_table, bitmap_count_bits,
11202 bitmap_first_set_bit, bitmap_and, bitmap_and_into,
11203 bitmap_elt_copy, bitmap_and_compl, bitmap_and_compl_into,
11204 bitmap_compl_and_into, bitmap_elt_ior, bitmap_ior,
11205 bitmap_ior_into, bitmap_xor, bitmap_xor_into, bitmap_equal_p,
11206 bitmap_intersect_p, bitmap_intersect_compl_p,
11207 bitmap_ior_and_compl, bitmap_ior_and_compl_into,
11208 debug_bitmap_file, debug_bitmap, bitmap_print, bitmap_hash):
11210 * bitmap.h (bitmap_copy, bitmap_equal_p, bitmap_intersect_p,
11211 bitmap_intersect_compl_p, bitmap_count_bits, bitmap_and,
11212 bitmap_and_into, bitmap_and_compl, bitmap_and_compl_into,
11213 bitmap_compl_and_into, bitmap_ior, bitmap_ior_into, bitmap_xor,
11214 bitmap_xor_into, bitmap_ior_and_compl, bitmap_ior_and_compl_into,
11215 debug_bitmap, debug_bitmap_file, bitmap_print,
11216 bitmap_first_set_bit, bitmap_hash, bmp_iter_set_init,
11217 bmp_iter_and_init, bmp_iter_and_compl_init): Likewise.
11219 2007-07-25 Daniel Berlin <dberlin@dberlin.org>
11221 * config/darwin.c (darwin_override_options): Additional fix for
11222 debug info formats that don't support var tracking.
11224 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11226 * cselib.c (entry_and_rtx_equal_p): Constify.
11227 * gengtype.c (output_mangled_typename, write_types, write_local):
11229 * gengtype.h (const_type_p): New.
11230 * see.c (eq_descriptor_extension, hash_descriptor_extension):
11232 * tlink.c (scan_linker_output): De-constify.
11233 * tree-ssa-loop-im.c (memref_eq): Constify.
11234 * tree-ssa-structalias.c (const_shared_bitmap_info_t): New.
11235 (shared_bitmap_hash, shared_bitmap_eq): Constify.
11237 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11239 * c-common.c (fname_as_string, c_type_hash): Constify.
11240 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
11241 * cgraph.c (edge_hash, edge_eq): Likewise.
11242 * dwarf2out.c (decl_die_table_eq, decl_loc_table_eq): Likewise.
11243 * emit-rtl.c (mem_attrs_htab_eq, reg_attrs_htab_hash,
11244 reg_attrs_htab_eq): Likewise.
11245 * except.c (t2r_eq, t2r_hash, ttypes_filter_eq, ehl_hash, ehl_eq):
11247 * genautomata.c (const_reserv_sets_t, const_unit_decl_t,
11248 const_decl_t, const_state_t, const_automata_list_el_t): New.
11249 (first_out_arc, DECL_UNIT, DECL_BYPASS, DECL_AUTOMATON, DECL_EXCL,
11250 DECL_PRESENCE, DECL_ABSENCE, DECL_RESERV, DECL_INSN_RESERV,
11251 automaton_decl_hash, automaton_decl_eq_p, insn_decl_hash,
11252 insn_decl_eq_p, decl_hash, decl_eq_p, alt_state_cmp,
11253 reserv_sets_cmp, reserv_sets_eq, state_hash, state_eq_p,
11254 automata_list_hash, automata_list_eq_p, compare_states_for_equiv,
11255 compare_max_occ_cycle_nums, out_state_arcs_num,
11256 compare_transition_els_num, units_cmp, state_reservs_cmp):
11258 * genmodes.c (cmp_modes): Likewise.
11259 * ggc-common.c (saving_htab_hash, saving_htab_eq): Likewise.
11260 * gimplify.c (compare_case_labels): Likewise.
11261 * ipa-type-escape.c (get_name_of_type, type_brand_s): Likewise.
11262 * loop-unroll.c (si_info_hash, ve_info_hash): Likewise.
11263 * matrix-reorg.c (mtt_info_hash): Likewise.
11264 * postreload-gcse.c (hash_expr_for_htab, expr_equiv_p): Likewise.
11265 * rtl-factoring.c (const_p_hash_bucket, const_p_hash_elem): New.
11266 (htab_hash_bucket, htab_hash_elem): Constify.
11267 * tree-browser.c (TB_parent_eq): Likewise.
11268 * tree-scalar-evolution.c (hash_scev_info): Likewise.
11269 * tree-ssa-alias.c (sort_tags_by_id): Likewise.
11270 * tree-ssa-coalesce.c (const_coalesce_pair_p): New.
11271 (coalesce_pair_map_hash, coalesce_pair_map_eq, compare_pairs):
11273 * tree-ssa-dom.c (avail_expr_hash, avail_expr_eq): Likewise.
11274 * tree-ssa-pre.c (const_expr_pred_trans_t): New.
11275 (expr_pred_trans_hash, expr_pred_trans_eq): Constify.
11276 * tree-ssa-sccvn.c (const_vn_binary_op_t, const_vn_unary_op_t,
11277 const_vn_phi_t, const_vn_reference_op_t, const_vn_reference_t):
11279 (vn_reference_op_eq, vn_reference_hash, vn_reference_eq,
11280 vn_unary_op_hash, vn_unary_op_eq, vn_binary_op_hash,
11281 vn_binary_op_eq, vn_phi_hash, vn_phi_eq): Constify.
11282 * tree-ssa-threadupdate.c (redirection_data_hash,
11283 redirection_data_eq): Likewise.
11284 * tree-ssa-uncprop.c (equiv_hash, equiv_eq): Likewise.
11285 * tree-ssa.c (var_ann_eq): Likewise.
11286 * tree-vrp.c (compare_case_labels): Likewise.
11287 * tree.c (int_cst_hash_hash, int_cst_hash_eq,
11288 tree_map_base_marked_p, type_hash_marked_p, tree_check_failed,
11289 tree_not_check_failed, tree_class_check_failed,
11290 tree_range_check_failed, tree_not_class_check_failed,
11291 omp_clause_check_failed, omp_clause_range_check_failed,
11292 tree_contains_struct_check_failed, tree_operand_check_failed):
11294 * tree.h (tree_contains_struct_check_failed, tree_check_failed,
11295 tree_not_check_failed, tree_class_check_failed,
11296 tree_range_check_failed, tree_not_class_check_failed,
11297 tree_operand_check_failed, omp_clause_operand_check_failed,
11298 tree_operand_length): Likewise.
11299 * var-tracking.c (const_variable): New.
11300 (variable_htab_hash, variable_htab_eq): Constify.
11301 * varasm.c (const_desc_hash): Likewise.
11303 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11305 * expr.c (handled_component_p): Constify.
11306 * fold-const.c (fit_double_type): Likewise.
11307 * real.h (real_value_from_int_cst): Likewise.
11308 * tree-flow-inline.h (gimple_in_ssa_p,
11309 gimple_aliases_computed_p, gimple_addressable_vars,
11310 gimple_call_clobbered_vars, gimple_referenced_vars,
11311 gimple_global_var, gimple_nonlocal_all, gimple_var_anns,
11312 end_htab_p, end_referenced_vars_p, var_ann, function_ann,
11313 may_aliases, end_readonly_imm_use_p, has_zero_uses,
11314 has_single_use, single_imm_use, num_imm_uses, is_exec_stmt,
11315 is_label_stmt, is_global_var, phi_ssa_name_p,
11316 factoring_name_p, is_call_clobbered, tree_common_ann,
11317 op_iter_done, end_imm_use_stmt_p, end_imm_use_on_stmt_p,
11318 unmodifiable_var_p, array_ref_contains_indirect_ref,
11319 ref_contains_array_ref, lookup_subvars_for_var,
11320 var_can_have_subvars, overlap_subvar, gimple_ssa_operands,
11321 gimple_mem_ref_stats): Likewise.
11322 * tree-flow.h (tree_common_ann, var_ann, function_ann,
11323 may_aliases, is_exec_stmt, is_label_stmt,
11324 ref_contains_array_ref, array_ref_contains_indirect_ref,
11325 var_can_have_subvars, overlap_subvar, is_call_clobbered,
11326 unmodifiable_var_p): Likewise.
11327 * tree-gimple.c (is_gimple_min_invariant): Likewise.
11328 * tree-gimple.h (is_gimple_min_invariant): Likewise.
11329 * tree.c (type_hash_list, attribute_hash_list, tree_size,
11330 cst_and_fits_in_hwi, real_value_from_int_cst,
11331 build_real_from_int_cst, integer_zerop, integer_onep,
11332 integer_all_onesp, integer_pow2p, integer_nonzerop, tree_log2,
11333 tree_floor_log2, real_zerop, real_onep, real_twop,
11334 real_minus_onep, really_constant_p, purpose_member, chain_member,
11335 list_length, fields_length, int_size_in_bytes, bit_position,
11336 int_bit_position, byte_position, int_byte_position, expr_align,
11337 array_type_nelts, tree_node_structure,
11338 type_contains_placeholder_1, iterative_hash_pointer,
11339 is_attribute_with_length_p, is_attribute_p, check_qualified_type,
11340 tree_map_base_eq, type_hash_list, type_hash_eq,
11341 attribute_hash_list, type_num_arguments, tree_int_cst_equal,
11342 tree_int_cst_lt, tree_int_cst_compare, host_integerp,
11343 tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
11344 simple_cst_list_equal, compare_tree_int, iterative_hash_expr,
11345 int_fits_type_p, get_containing_scope, decl_function_context,
11346 decl_type_context, omp_clause_operand_check_failed,
11347 initializer_zerop, int_cst_value, num_ending_zeros): Likewise.
11348 * tree.h (omp_clause_operand_check_failed, tree_size,
11349 build_real_from_int_cst, array_type_nelts, purpose_member,
11350 tree_int_cst_equal, tree_int_cst_lt, tree_int_cst_compare,
11351 host_integerp, tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
11352 is_attribute_p, check_qualified_type, expr_align,
11353 int_size_in_bytes, bit_position, int_bit_position, byte_position,
11354 int_byte_position, list_length, fields_length, initializer_zerop,
11355 integer_zerop, integer_onep, integer_all_onesp, integer_pow2p,
11356 integer_nonzerop, cst_and_fits_in_hwi, num_ending_zeros,
11357 tree_node_structure, handled_component_p, get_containing_scope,
11358 decl_function_context, decl_type_context, real_zerop,
11359 type_num_arguments, fit_double_type, really_constant_p,
11360 int_fits_type_p, tree_log2, tree_floor_log2, iterative_hash_expr,
11361 compare_tree_int, chain_member, simple_cst_list_equal, real_onep,
11362 real_twop, real_minus_onep, int_cst_value): Likewise.
11364 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11366 * cfglayout.c (insn_scope, insn_line): Constify.
11367 * emit-rtl.c (const_int_htab_hash, const_int_htab_eq,
11368 const_double_htab_hash, const_double_htab_eq,
11369 mem_attrs_htab_hash): Likewise.
11370 * loop-iv.c (biv_eq): Likewise.
11371 * print-rtl.c (print_rtx, print_decl_name, print_mem_expr,
11372 print_inline_rtx, debug_rtx, debug_rtx_list, debug_rtx_range,
11373 debug_rtx_find, print_rtl, print_rtl_single, print_simple_rtl):
11375 * rtl-error.c (location_for_asm, diagnostic_for_asm,
11376 error_for_asm, warning_for_asm, _fatal_insn,
11377 _fatal_insn_not_found): Likewise.
11378 * rtl.c (rtx_size, shared_const_p, shallow_copy_rtx_stat,
11379 rtx_equal_p, rtl_check_failed_bounds, rtl_check_failed_type1,
11380 rtl_check_failed_type2, rtl_check_failed_code1,
11381 rtl_check_failed_code2, rtl_check_failed_code_mode,
11382 rtvec_check_failed_bounds, rtl_check_failed_flag): Likewise.
11383 * rtl.h (rtl_check_failed_bounds, rtl_check_failed_type1,
11384 rtl_check_failed_type2, rtl_check_failed_code1,
11385 rtl_check_failed_code2, rtl_check_failed_code_mode,
11386 rtvec_check_failed_bounds, rtl_check_failed_flag, LABEL_KIND,
11387 SET_LABEL_KIND, rhs_regno, subreg_lsb, subreg_regno, subreg_nregs,
11388 shared_const_p, rtx_size, shallow_copy_rtx_stat, rtx_equal_p,
11389 get_pool_mode, insn_line, insn_file, simplify_replace_rtx,
11390 mode_signbit_p, rtx_addr_can_trap_p, nonzero_address_p,
11391 rtx_unstable_p, get_integer_term, get_related_value,
11392 offset_within_block_p, reg_mentioned_p, count_occurrences,
11393 reg_referenced_p, reg_used_between_p, no_labels_between_p,
11394 single_set_2, multiple_sets, set_noop_p, refers_to_regno_p,
11395 reg_overlap_mentioned_p, dead_or_set_p, dead_or_set_regno_p,
11396 find_reg_note, find_regno_note, find_reg_equal_equiv_note,
11397 find_constant_src, find_reg_fusage, find_regno_fusage,
11398 pure_call_p, remove_note, side_effects_p, volatile_refs_p,
11399 volatile_insn_p, may_trap_p, may_trap_after_code_motion_p,
11400 may_trap_or_fault_p, inequality_comparisons_p, tablejump_p,
11401 computed_jump_p, auto_inc_p, in_expr_list_p,
11402 remove_node_from_expr_list, loc_mentioned_in_p,
11403 label_is_jump_target_p, reversed_comparison_code_parts,
11404 debug_rtx, debug_rtx_list, debug_rtx_range, debug_rtx_find,
11405 print_mem_expr, print_rtl, print_simple_rtl, print_rtl_single,
11406 print_inline_rtx): Likewise.
11407 * rtlanal.c (covers_regno_p, covers_regno_no_parallel_p,
11408 computed_jump_p_1, nonzero_bits1, rtx_unstable_p,
11409 rtx_addr_can_trap_p_1, rtx_addr_can_trap_p, nonzero_address_p,
11410 get_integer_term, get_related_value, offset_within_block_p,
11411 count_occurrences, reg_mentioned_p, no_labels_between_p,
11412 reg_used_between_p, reg_referenced_p, single_set_2,
11413 multiple_sets, set_noop_p, refers_to_regno_p,
11414 reg_overlap_mentioned_p, dead_or_set_p,
11415 covers_regno_no_parallel_p, covers_regno_p,
11416 dead_or_set_regno_p, find_reg_note, find_regno_note,
11417 find_reg_equal_equiv_note, find_constant_src, find_reg_fusage,
11418 find_regno_fusage, pure_call_p, remove_note, in_expr_list_p,
11419 remove_node_from_expr_list, volatile_insn_p, volatile_refs_p,
11420 side_effects_p, may_trap_p_1, may_trap_p,
11421 may_trap_after_code_motion_p, may_trap_or_fault_p,
11422 inequality_comparisons_p, tablejump_p, computed_jump_p_1,
11423 computed_jump_p, auto_inc_p, loc_mentioned_in_p, subreg_lsb,
11424 subreg_regno, subreg_nregs, label_is_jump_target_p): Likewise.
11425 * simplify-rtx.c (neg_const_int, plus_minus_operand_p,
11426 mode_signbit_p, simplify_replace_rtx, plus_minus_operand_p):
11428 * toplev.h (_fatal_insn_not_found, _fatal_insn, error_for_asm,
11429 warning_for_asm): Likewise.
11430 * tree.h (print_rtl): Likewise.
11431 * varasm.c (get_pool_mode): Likewise.
11433 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11435 * c-lex.c (c_lex_with_flags, lex_string): Constify.
11436 * c-ppoutput.c (print_line, pp_dir_change): Likewise.
11437 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
11438 * cfg.c (bb_copy_original_hash, bb_copy_original_eq): Likewise.
11439 * cfgloop.c (loop_exit_hash, loop_exit_eq): Likewise.
11440 * ddg.c (compare_sccs): Likewise.
11441 * df-scan.c (df_ref_compare, df_mw_compare): Likewise.
11442 * dfp.c (decimal_real_from_string, decimal_to_decnumber,
11443 decimal_to_binary, decimal_do_compare, decimal_real_to_decimal,
11444 decimal_do_fix_trunc, decimal_real_to_integer,
11445 decimal_real_to_integer2, decimal_real_maxval): Likewise.
11446 * dse.c (const_group_info_t): New.
11447 (invariant_group_base_eq, invariant_group_base_hash): Constify.
11448 * dwarf2out.c (const_dw_die_ref): New.
11449 (decl_die_table_hash, decl_die_table_eq, file_info_cmp): Constify.
11450 * tree-browser.c (TB_parent_eq): Likewise.
11451 * unwind-dw2-fde.c (__register_frame_info_bases,
11452 __deregister_frame_info_bases, fde_unencoded_compare, fde_split,
11453 add_fdes, linear_search_fdes, binary_search_unencoded_fdes):
11455 * unwind-dw2-fde.h (get_cie, next_fde): Likewise.
11456 * unwind-dw2.c (uw_frame_state_for): Likewise.
11457 * value-prof.c (histogram_hash, histogram_eq): Likewise.
11458 * value-prof.h (const_histogram_value): New.
11460 2007-07-25 Richard Sandiford <richard@codesourcery.com>
11462 * config/mips/mips.c (machine_function): Add
11463 initialized_mips16_gp_pseudo_p.
11464 (mips16_gp_pseudo_reg): Do not emit the initialization of
11465 mips16_gp_pseudo_rtx when being called from the gimple cost-
11466 calculation routines; emit it on the first use outside those
11469 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11471 * coretypes.h (const_bitmap, const_rtx, const_rtvec, const_tree):
11474 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
11475 RTVEC_ELT, XWINT, XCWINT, XCMWINT, XCNMPRV, BLOCK_SYMBOL_CHECK,
11476 RTL_FLAG_CHECK1, RTL_FLAG_CHECK2, RTL_FLAG_CHECK3,
11477 RTL_FLAG_CHECK4, RTL_FLAG_CHECK5, RTL_FLAG_CHECK6,
11478 RTL_FLAG_CHECK7, RTL_FLAG_CHECK8, LABEL_KIND, SET_LABEL_KIND):
11479 Preserve const-ness of parameters through use of __typeof(),
11480 also constify and tidy.
11482 * tree.h (TREE_CHECK, TREE_NOT_CHECK, TREE_CHECK2,
11483 TREE_NOT_CHECK2, TREE_CHECK3, TREE_NOT_CHECK3, TREE_CHECK4,
11484 NON_TREE_CHECK4, TREE_CHECK5, TREE_NOT_CHECK5,
11485 CONTAINS_STRUCT_CHECK, TREE_CLASS_CHECK, TREE_RANGE_CHECK,
11486 OMP_CLAUSE_SUBCODE_CHECK, OMP_CLAUSE_RANGE_CHECK, EXPR_CHECK,
11487 GIMPLE_STMT_CHECK, NON_TYPE_CHECK, TREE_VEC_ELT_CHECK,
11488 PHI_NODE_ELT_CHECK, OMP_CLAUSE_ELT_CHECK, TREE_OPERAND_CHECK,
11489 TREE_OPERAND_CHECK_CODE, GIMPLE_STMT_OPERAND_CHECK,
11490 TREE_RTL_OPERAND_CHECK, TREE_CHAIN, TREE_TYPE): Likewise.
11492 2007-07-25 Julian Brown <julian@codesourcery.com>
11493 Mark Shinwell <shinwell@codesourcery.com>
11495 * config/alpha/alpha.c (alpha_mangle_fundamental_type): Rename to...
11496 (alpha_mangle_type): This.
11497 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
11498 (TARGET_MANGLE_TYPE): Define this instead.
11499 * config/arm/arm-protos.h (arm_mangle_type): Add prototype.
11500 * config/arm/arm.c (TARGET_MANGLE_TYPE): Define target hook.
11501 (arm_init_neon_builtins): Fix comment.
11502 (arm_mangle_map_entry): New.
11503 (arm_mangle_map): New.
11504 (arm_mangle_type): New.
11505 * config/i386/i386.c (ix86_mangle_fundamental_type): Rename to...
11506 (ix86_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
11507 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
11508 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
11509 (TARGET_MANGLE_TYPE): Define this instead.
11510 * config/ia64/ia64.c (ia64_mangle_fundamental_type): Rename to...
11511 (ia64_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
11512 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
11513 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
11514 (TARGET_MANGLE_TYPE): Define this instead.
11515 * config/rs6000/rs6000.c (rs6000_mangle_fundamental_type): Rename
11517 (rs6000_mangle_type): This. Use TYPE_MAIN_VARIANT.
11518 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
11519 (TARGET_MANGLE_TYPE): Define this instead.
11520 * config/s390/s390.c (s390_mangle_fundamental_type): Rename to...
11521 (s390_mangle_type): This.
11522 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
11523 (TARGET_MANGLE_TYPE): Define this instead.
11524 * config/sparc/sparc.c (sparc_mangle_fundamental_type): Rename to...
11525 (sparc_mangle_type): This.
11526 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
11527 (TARGET_MANGLE_TYPE): Define this instead.
11528 * cp/mangle.c (write_type): Call mangle_type target hook on all
11529 types before mangling. Use original type, not main variant, as
11531 * target-def.h (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename hook to...
11532 (TARGET_MANGLE_TYPE): This.
11533 * target.h (gcc_target): Rename mangle_fundamental_type to
11535 * doc/tm.texi (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename section to...
11536 (TARGET_MANGLE_TYPE): This. Note slightly different semantics.
11538 2007-07-25 Julian Brown <julian@codesourcery.com>
11539 Paul Brook <paul@codesourcery.com>
11540 Joseph Myers <joseph@codesourcery.com>
11541 Mark Shinwell <shinwell@codesourcery.com>
11543 * Makefile.in (TEXI_GCC_FILES): Add arm-neon-intrinsics.texi.
11544 * config.gcc (arm*-*-*): Add arm_neon.h to extra headers.
11545 (with_fpu): Allow --with-fpu=neon.
11546 * config/arm/aof.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
11547 * config/arm/aout.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
11548 * config/arm/arm-modes.def (EI, OI, CI, XI): New modes.
11549 * config/arm/arm-protos.h (neon_immediate_valid_for_move)
11550 (neon_immediate_valid_for_logic, neon_output_logic_immediate)
11551 (neon_pairwise_reduce, neon_expand_vector_init, neon_reinterpret)
11552 (neon_emit_pair_result_insn, neon_disambiguate_copy)
11553 (neon_vector_mem_operand, neon_struct_mem_operand, output_move_quad)
11554 (output_move_neon): Add prototypes.
11555 * config/arm/arm.c (FL_NEON): New flag for NEON processor capability.
11556 (all_fpus): Add FPUTYPE_NEON.
11557 (fp_model_for_fpu): Add NEON field.
11558 (arm_return_in_memory): Return vectors <= 16 bytes in ARM registers.
11559 (arm_arg_partial_bytes): Allow NEON vectors to be passed partially
11561 (arm_legitimate_address_p): Don't support fancy addressing for NEON
11563 (thumb2_legitimate_address_p): Likewise.
11564 (neon_valid_immediate): Recognize and prepare constants suitable for
11566 (neon_immediate_valid_for_move): New function. Recognize and prepare
11567 immediates for NEON move instructions.
11568 (neon_immediate_valid_for_logic): New function. Recognize and
11569 prepare immediates for NEON logic instructions.
11570 (neon_output_logic_immediate): New function. Create asm string
11571 suitable for outputting immediate logic instructions.
11572 (neon_pairwise_reduce): New function. Implement reduction using
11573 pairwise operations.
11574 (neon_expand_vector_init): New function. Expand a (possibly
11575 non-constant) vector initialization.
11576 (neon_vector_mem_operand): New function. Memory operands supported
11577 for quad-word loads/stores to/from ARM or NEON registers. Don't
11578 allow base+offset addressing for core regs.
11579 (neon_struct_mem_operand): New function. Valid mems for NEON
11581 (coproc_secondary_reload_class): Enable NEON registers to be loaded
11582 from neon_vector_mem_operand addresses without a secondary register.
11583 (add_minipool_forward_ref): Handle >8-byte minipool entries.
11584 (add_minipool_backward_ref): Likewise.
11585 (dump_minipool): Likewise.
11586 (push_minipool_fix): Likewise.
11587 (output_move_quad): New function. Output quad-word moves, loads and
11588 stores using ARM registers.
11589 (output_move_vfp): Add support for vectors in VFP (NEON) D
11591 (output_move_neon): Output a NEON load/store to/from a quadword
11593 (arm_print_operand): Implement new codes:
11594 - 'c' for unadorned integers (without a # sign).
11595 - 'J', 'K' for reg+2/reg+3, reg+3/reg+2 in little/big-endian
11597 - 'e', 'f' for the low and high D parts of a NEON Q register.
11598 - 'q' outputs a NEON Q register.
11599 - 'h' outputs ranges of D registers for VLDM/VSTM etc.
11600 - 'T' prints NEON opcode features from a coded bitmask.
11601 - 'F' is similar to T, but signed/unsigned codes both print as
11603 - 't' is similar to T, but 'u' is printed instead of 'p'.
11604 - 'O' prints 'r' if NEON instruction should perform rounding (as
11605 specified by bitmask), else prints nothing.
11606 - '#' is a punctuation character to stop operand numbers from
11607 running together with following digits in the assembler
11608 strings for instructions (when using mode attributes).
11609 (arm_assemble_integer): Handle extra NEON vector modes. Permute
11610 constant vectors in big-endian mode, where necessary.
11611 (arm_hard_regno_mode_ok): Allow vectors in VFP/NEON registers.
11612 Handle EI, OI, CI, XI modes.
11613 (ashlv4hi3, ashlv2si3, lshrv4hi3, lshrv2si3, ashrv4hi3)
11614 (ashrv2si3): Rename IWMMXT2_BUILTINs to...
11615 (ashlv4hi3_iwmmxt, ashlv2si3_iwmmxt, lshrv4hi3_iwmmxt)
11616 (lshrv2si3_iwmmxt, ashrv4hi3_iwmmxt, ashrv2si3_iwmmxt): New names.
11617 (neon_builtin_type_bits): Add enumeration, one bit for each vector
11619 (v8qi_UP, v4hi_UP, v2si_UP, v2sf_UP, di_UP, v16qi_UP, v8hi_UP)
11620 (v4si_UP, v4sf_UP, v2di_UP, ti_UP, ei_UP, oi_UP, UP): Define macros
11621 to turn v8qi, etc. into bits defined above.
11622 (neon_itype): New enumeration. Classifications of NEON builtins.
11623 (neon_builtin_datum): Define struct. Contains information about
11624 a single builtin (with multiple modes).
11625 (CF): Define helper macro for...
11626 (VAR1...VAR10): Define builtins with a type, name and 1-10 different
11628 (neon_builtin_data): New array. Define information about builtins
11629 for use during initialization/expansion.
11630 (arm_init_neon_builtins): New function.
11631 (arm_init_builtins): Call arm_init_neon_builtins if TARGET_NEON is
11633 (neon_builtin_compare): New function.
11634 (locate_neon_builtin_icode): New function. Find an insn code for a
11635 builtin given a function code for that builtin. Also return type of
11636 builtin (NEON_BINOP, NEON_UNOP etc.).
11637 (builtin_arg): New enumeration. Types of arguments for builtins.
11638 (arm_expand_neon_args): New function. Expand a generic NEON builtin.
11639 Takes a variable argument list of builtin_arg types, terminated by
11641 (arm_expand_neon_builtin): New function. Expand a NEON builtin.
11642 (neon_reinterpret): New function. Expand NEON reinterpret intrinsic.
11643 (neon_emit_pair_result_insn): New function. Support returning pairs
11644 of vectors via a pointer.
11645 (neon_disambiguate_copy): New function. Set up operands for a
11646 multi-word copy such that registers do not get clobbered.
11647 (arm_expand_builtin): Call arm_expand_neon_builtin if fcode >=
11648 ARM_BUILTIN_NEON_BASE.
11649 (arm_file_start): Set float-abi attribute for NEON.
11650 (arm_vector_mode_supported_p): Enable NEON vector modes.
11651 (arm_mangle_map_entry): New.
11652 (arm_mangle_map): New.
11653 (arm_mangle_vector_type): New.
11654 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __ARM_NEON__
11656 (TARGET_NEON): New macro. Target supports NEON.
11657 (fputype): Add FPUTYPE_NEON.
11658 (UNITS_PER_SIMD_WORD): Define. Allow quad-word registers to be used
11659 for vectorization based on command-line arg.
11660 (NEON_REGNO_OK_FOR_NREGS): Define.
11661 (VALID_NEON_DREG_MODE, VALID_NEON_QREG_MODE)
11662 (VALID_NEON_STRUCT_MODE): Define.
11663 (PRINT_OPERAND_PUNCT_VALID_P): '#' is valid punctuation.
11664 (arm_builtins): Add ARM_BUILTIN_NEON_BASE.
11665 * config/arm/arm.md (VUNSPEC_POOL_16): Insert constant for unspec.
11666 (consttable_16): Add pattern for outputting 16-byte minipool
11668 (movv2si, movv4hi, movv8qi): Remove blank expanders (redefined in
11670 (vec-common.md, neon.md): Include md files.
11671 * config/arm/arm.opt (mvectorize-with-neon-quad): Add option.
11672 * config/arm/constraints.md (constraint "Dn", "Dl", "DL"): Define.
11673 (memory_constraint "Ut", "Un", "Us"): Define.
11674 * config/arm/iwmmxt.md (VMMX, VSHFT): New mode macros.
11675 (MMX_char): New mode attribute.
11676 (addv8qi3, addv4hi3, addv2si3): Remove. Replace with...
11677 (*add<mode>3_iwmmxt): New insn pattern.
11678 (subv8qi3, subv4hi3, subv2si3): Remove. Replace with...
11679 (*sub<mode>3_iwmmxt): New insn pattern.
11680 (mulv4hi3): Rename to...
11681 (*mulv4hi3_iwmmxt): This.
11682 (smaxv8qi3, smaxv4hi3, smaxv2si3, umaxv8qi3, umaxv4hi3)
11683 (umaxv2si3, sminv8qi3, sminv4hi3, sminv2si3, uminv8qi3)
11684 (uminv4hi3, uminv2si3): Remove. Replace with...
11685 (*smax<mode>3_iwmmxt, *umax<mode>3_iwmmxt, *smin<mode>3_iwmmxt)
11686 (*umin<mode>3_iwmmxt): These.
11687 (ashrv4hi3, ashrv2si3, ashrdi3_iwmmxt): Replace with...
11688 (ashr<mode>3_iwmmxt): This new pattern.
11689 (lshrv4hi3, lshrv2si3, lshrdi3_iwmmxt): Replace with...
11690 (lshr<mode>3_iwmmxt): This new pattern.
11691 (ashlv4hi3, ashlv2si3, ashldi3_iwmmxt): Replace with...
11692 (ashl<mode>3_iwmmxt): This new pattern.
11693 * config/arm/neon-docgen.ml: New file. Generate documentation for
11695 * config/arm/neon-gen.ml: New file. Generate arm_neon.h header.
11696 * config/arm/arm_neon.h: New (autogenerated).
11697 * config/arm/neon-testgen.ml: New file. Generate NEON tests
11699 * config/arm/neon.md: New file. Define NEON instructions.
11700 * config/arm/neon.ml: New file. Abstract description of NEON
11701 instructions, used to generate arm_neon.h header, documentation and
11703 * config/arm/t-arm (MD_INCLUDES): Add vec-common.md, neon.md.
11704 * vec-common.md: New file. Shared parts for iWMMXt and NEON vector
11706 * doc/extend.texi (ARM Built-in Functions): Rename and remove
11708 (ARM NEON Intrinsics): New subsection.
11709 * doc/arm-neon-intrinsics.texi: New (autogenerated).
11711 2007-07-25 Danny Smith <dannysmith@users.sourceforge.net>
11713 * config/i386/i386-protos.h (i386_pe_asm_file_end): Remove
11716 2007-07-24 Jan Hubicka <jh@suse.cz>
11718 * regclass.c (move_table): New type.
11719 (move_cost, may_move_in_cost, may_move_out_cost): Use it.
11720 (init_move_cost): Break out from ...
11721 (init_reg_sets_1): ... here; simplify computation of
11722 have_regs-of_mode and contains_reg_of_mode.
11723 (record_reg_classes): Unswitch internal loops.
11724 (copy_cost): Trigger lazy initialization of move cost
11725 (record_address_regs): Likewise.
11727 2007-07-24 Daniel Berlin <dberlin@dberlin.org>
11729 * config/darwin.c (darwin_override_options): Don't force on
11730 flag_var_tracking_uninit when no debug info is requested.
11732 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
11734 * cfgloop.c (init_loops_structure): New function.
11735 (flow_loops_find): Create root of the loop tree unconditionally.
11737 2007-07-24 Daniel Jacobowitz <dan@codesourcery.com>
11739 * tree-ssa-ccp.c (fold_const_aggregate_ref): Use fold_convert.
11741 2007-07-24 Jan Hubicka <jh@suse.cz>
11743 * caller-save.c: Include ggc.h, gt-caller-save.h
11744 (reg_save_code, reg_restore_code): Rename to ...
11745 (cached_reg_save_code, cached_reg_restore_code): ... those.
11746 (savepat, restpat, test_reg, test_mem, saveinsn, restinsn): New.
11747 (reg_save_code, reg_restore_code): New functions.
11748 (init_caller_save): Do not intialize
11749 reg_save_code/reg_restore_code tables.
11750 * Makefile.in: (gt-caller-save.h): New.
11752 2007-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
11754 * tree-ssa-ifcombine.c (ifcombine_ifandif): Use a ONE operand
11755 with the mode of the original operand instead of
11758 2007-07-23 Jan Hubicka <jH@suse.cz>
11760 * i386.c (ix86_secondary_memory_needed): Break out to...
11761 (inline_secondary_memory_needed): ... here.
11762 (ix86_memory_move_cost): Break out to ...
11763 (inline_memory_move_cost): ... here; add support for IN value of 2 for
11764 maximum of input and output; fix handling of Q_REGS on 64bit.
11765 (ix86_secondary_memory_needed): Microoptimize.
11767 2007-07-23 Sebastian Pop <sebpop@gmail.com>
11769 * tree-data-ref.c (find_vertex_for_stmt, create_rdg_edge_for_ddr,
11770 create_rdg_edges_for_scalar, create_rdg_edges, create_rdg_vertices,
11771 stmts_from_loop, known_dependences_p, build_rdg): New.
11772 * tree-data-ref.h: Depends on graphds.h.
11773 (rdg_vertex, RDGV_STMT, rdg_dep_type, rdg_edge, RDGE_TYPE): New.
11774 (build_rdg): Declared.
11775 * Makefile.in (TREE_DATA_REF_H): Depends on graphds.h.
11777 2007-07-23 Daniel Berlin <dberlin@dberlin.org>
11779 * tree-ssa-propagate.c (valid_gimple_expression_p): Match up with
11782 2007-07-23 Peter Bergner <bergner@vnet.ibm.com>
11783 Jakub Jelinek <jakub@redhat.com>
11785 PR middle-end/PR28690
11786 * optabs.c (expand_binop): (emit_cmp_and_jump_insns): Allow
11788 * rtlanal.c (commutative_operand_precedence): Prefer both REG_POINTER
11789 and MEM_POINTER operands over REG and MEM operands.
11790 (swap_commutative_operands_p): Change return value to bool.
11791 * rtl.h: Update the corresponding prototype.
11792 * tree-ssa-address.c (gen_addr_rtx): Use simplify_gen_binary
11793 instead of gen_rtx_PLUS.
11794 * simplify-rtx.c (simplify_plus_minus_op_data_cmp): Change return
11795 value to bool. Change function arguments to rtx's and update code
11797 (simplify_plus_minus): Update the simplify_plus_minus_op_data_cmp
11798 calls to match the new declaration.
11799 * simplify-rtx.c (simplify_associative_operation): Don't
11800 reorder simplify_binary_operation arguments.
11802 2007-07-23 Richard Sandiford <richard@codesourcery.com>
11804 * config/mips/mips.c (override_options): Use mips_costs to derive
11805 the default branch cost.
11806 * config/mips/mips.h (BRANCH_COST): Use mips_branch_cost rather
11808 * config/mips/mips.opt (mbranch-cost=): New option.
11809 * doc/invoke.texi (-mbranch-cost): Document new MIPS option.
11811 2007-07-23 Richard Sandiford <richard@codesourcery.com>
11813 * config/mips/mips.h (GR_REG_CLASS_P, COP_REG_CLASS_P): Delete.
11814 (SECONDARY_MEMORY_NEEDED): Delete commented-out definition.
11815 * config/mips/mips.c (mips_register_move_cost): Use reg_class_subset_p
11816 instead of GR_REG_CLASS_P and COP_REG_CLASS_P.
11818 2007-07-23 Richard Sandiford <richard@codesourcery.com>
11820 * config/mips/constraints.md (ks): New constraint.
11821 * config/mips/mips.md (*add<mode>3_sp1, *add<mode>3_sp2): Fold into...
11822 (*add<mode>3_mips16): ...here.
11824 2007-07-21 Uros Bizjak <ubizjak@gmail.com>
11826 * optabs.h (enum optab_index): Add new OTI_signbit.
11827 (signbit_optab): Define corresponding macro.
11828 (enum insn_code signbit_optab[]): Remove array.
11829 * optabs.c (init_optabs): Initialize signbit_optab using init_optab.
11830 (expand_copysign_absneg): If back end provides signbit insn, use it
11831 instead of bit operations on floating point argument.
11832 * builtins.c (enum insn_code signbit_optab[]): Remove array.
11833 (expand_builtin_signbit): Check signbit_optab->handlers[].insn_code
11834 for availability of signbit insn.
11836 * config/i386/i386.md (signbit<mode>2): New insn pattern to implement
11837 signbitf, signbit and signbitl built-ins as inline x87 intrinsics when
11838 SSE mode is not active.
11839 (isinf<mode>2): Disable for mfpmath=sse,387.
11841 2007-07-22 Ben Elliston <bje@au.ibm.com>
11843 * regclass.c (invalid_mode_change_p): Attach ATTRIBUTE_UNUSED to
11845 * struct-equiv.c (note_local_live): Likewise for `y_regno'.
11847 2007-07-20 Richard Guenther <rguenther@suse.de>
11849 * tree-cfg.c (verify_expr): COND_EXPRs can have any
11850 integral typed condition.
11851 * tree-ssa.c (useless_type_conversion_p): Do not preserve
11852 booleanness. Only preserve conversions from a non-base
11853 type to a base type, not in general between types with
11854 different TYPE_MIN_VALUE or TYPE_MAX_VALUE.
11855 * tree.def (COND_EXPR): Document that the condition
11856 can be of any integral type.
11858 2007-07-20 Nigel Stephens <nigel@mips.com>
11859 Richard Sandiford <richard@codesourcery.com>
11861 * config/mips/mips.h (mips_dwarf_regno): Declare.
11862 (DBX_REGISTER_NUMBER): Remove redundant brackets.
11863 (HI_REGNUM, LO_REGNUM): Define in an endian-dependent way.
11864 (AC1HI_REGNUM, AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM)
11865 (AC3HI_REGNUM, AC3LO_REGNUM, ACC_HI_REG_P): Delete.
11866 (reg_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
11867 (REG_CLASS_NAMES): Update accordingly.
11868 * config/mips/mips.c (mips_dwarf_regno): New array.
11869 (mips_regno_to_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
11870 (mips_subword): Remove special handling for accumulator registers.
11871 (override_options): Initiailize mips_dwarf_regno. Remove use
11873 (mips_swap_registers): New function.
11874 (mips_conditional_register_usage): Swap accumulator registers
11875 around if TARGET_LITTLE_ENDIAN.
11876 (mips_cannot_change_mode_class): Remove special treatment of ACC_REGS.
11877 * config/mips/constraints.md (h, l): Use the endianness to choose
11878 between MD0_REG and MD1_REG.
11879 * config/mips/mips.md (*mfhilo_<mode>_macc): Use a fixed-string,
11880 alternative-dependent template.
11882 2007-07-20 Richard Sandiford <richard@codesourcery.com>
11884 * config/arm/arm.md (movsi): Use can_create_pseudo_p instead of
11887 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
11889 * function.c (thread_prologue_and_epilogue_insns): Fix exit
11890 predecessor fallthru flags.
11892 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
11894 * tree-ssa-loop-niter.c (assert_loop_rolls_lt): Convert the operands
11895 of compare to the same type.
11896 * cfgloopmanip.c (add_loop): Update information about loop exits.
11897 (loop_version): Remove the innermost loop requirement.
11898 * tree-ssa-loop-manip.c (determine_exit_conditions): Convert bounds
11899 to sizetype for pointers.
11901 2007-07-18 H.J. Lu <hongjiu.lu@intel.com>
11903 * Makefile.in (D32PBIT_FUNCS): Add _sd_to_tf and _tf_to_sd.
11904 (D64PBIT_FUNCS): Add _dd_to_tf and _tf_to_dd.
11905 (D128PBIT_FUNCS): Add _td_to_tf and _tf_to_td.
11907 * config/dfp-bit.c: Empty for TFmode conversions.
11909 2007-07-18 Caroline Tice <ctice@apple.com>
11911 * var-tracking.c (find_src_status): Check for COND_EXEC insns
11912 and handle them correctly; check that src is not NULL before
11914 (find_src_set_src): Likewise.
11916 2007-07-18 Bob Wilson <bob.wilson@acm.org>
11918 * config/xtensa/xtensa.c (xtensa_expand_mask_and_shift): New.
11919 (struct alignment_context, init_alignment_context): New.
11920 (xtensa_expand_compare_and_swap, xtensa_expand_atomic): New.
11921 * config/xtensa/xtensa.h (XCHAL_HAVE_RELEASE_SYNC): Add default.
11922 (XCHAL_HAVE_S32C1I): Likewise.
11923 (TARGET_RELEASE_SYNC, TARGET_S32C1I): New.
11924 * config/xtensa/xtensa.md (UNSPECV_MEMW): New constant.
11925 (UNSPECV_S32RI, UNSPECV_S32C1I): Likewise.
11926 (ATOMIC, HQI): New macros.
11927 (memory_barrier, *memory_barrier): New.
11928 (sync_lock_releasesi): New.
11929 (sync_compare_and_swapsi, sync_compare_and_swap<mode>): New.
11930 (sync_lock_test_and_set<mode>): New.
11931 (sync_<atomic><mode>): New.
11932 (sync_old_<atomic><mode>, sync_new_<atomic><mode>): New.
11933 * config/xtensa/xtensa-protos.h (xtensa_expand_compare_and_swap): New.
11934 (xtensa_expand_atomic): New.
11936 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11940 * builtins.c (expand_builtin_interclass_mathfn): Provide a generic
11941 transformation for builtin ISNORMAL.
11942 (expand_builtin): Handle BUILT_IN_ISNORMAL.
11943 * builtins.def (BUILT_IN_ISNORMAL): New.
11944 * doc/extend.texi: Document isnormal.
11946 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11950 * builtins.c (expand_builtin_interclass_mathfn): Allow for missing
11951 optabs infrastructure. Provide generic implementation for
11953 (expand_builtin): Handle FINITE/ISFINITE.
11954 (fold_builtin_classify): Make ISFINITE canonical instead of FINITE.
11955 (fold_builtin_1): Likewise.
11957 * builtins.def (BUILT_IN_ISFINITE): New.
11959 * doc/extend.texi: Document isfinite.
11961 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11964 PR middle-end/20558
11966 * builtins.c (expand_builtin_interclass_mathfn): Provide a
11967 generic fallback for isinf.
11968 * c-cppbuiltin.c (builtin_define_float_constants): Move FP max
11969 calculation code ...
11970 * real.c (get_max_float): ... to here.
11971 * real.h (get_max_float): New.
11973 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11975 PR middle-end/32668
11977 * builtin-attrs.def (ATTR_TYPEGENERIC,
11978 ATTR_CONST_NOTHROW_TYPEGENERIC): New.
11980 * builtins.def (BUILT_IN_ISINF, BUILT_IN_ISNAN,
11981 BUILT_IN_ISGREATER, BUILT_IN_ISGREATEREQUAL, BUILT_IN_ISLESS,
11982 BUILT_IN_ISLESSEQUAL, BUILT_IN_ISLESSGREATER,
11983 BUILT_IN_ISUNORDERED): Use ATTR_CONST_NOTHROW_TYPEGENERIC.
11985 * c-common.c (handle_type_generic_attribute): New.
11986 (c_common_attribute_table): Add "type generic".
11988 * c-typeck.c (convert_arguments): Handle "type generic" functions.
11990 2007-07-18 Daniel Berlin <dberlin@dberlin.org>
11992 * tree-ssa-sccvn.c (try_to_simplify): Use valid_gimple_expression
11993 * tree-ssa-propagate (valid_gimple_expression): Handle ADDR_EXPR
11996 2007-07-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
11999 * config/cris/cris.c (cris_print_index): Don't use XEXP before
12000 checking that the operand is an expression.
12002 2007-07-19 Christoph von Wittich <Christoph_vW@reactos.org>
12003 Danny Smith <dannysmith@users.sourceforge.net>
12006 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Put
12007 file mapping object in local namespace if Windows version later
12010 2007-07-18 Richard Sandiford <richard@codesourcery.com>
12012 * config/arm/arm-protos.h (arm_cannot_force_const_mem): Declare.
12013 * config/arm/arm.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to
12014 arm_cannot_force_const_mem.
12015 (arm_cannot_force_const_mem): New function.
12016 * config/arm/arm.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): New macro.
12017 (LEGITIMATE_CONSTANT_P): Test arm_cannot_force_const_mem instead
12018 of arm_tls_referenced_p.
12019 * config/arm/arm.md (movsi): Split out-of-section constants when
12020 ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P.
12021 * config/arm/vxworks.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
12023 2007-07-18 Richard Sandiford <richard@codesourcery.com>
12025 * config/mips/mips.md (clear_cache): Treat the size argument as Pmode.
12027 2007-07-18 Richard Sandiford <richard@codesourcery.com>
12029 * config/mips/mips.md (*extendqihi2): Convert the destination
12032 2007-07-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12034 * config/pa/fptr.c: Update license header.
12035 * config/pa/milli64.S: Likewise.
12037 2007-07-17 Nick Clifton <nickc@redhat.com>
12039 * COPYING_v3: New file. Contains version 3 of the GNU General
12041 * COPYING.LIB_v3: New file. Contains version 3 of the GNU
12042 Lesser General Public License.
12043 * doc/include/gpl_v3.texi: New file. Contains version 3 of
12044 the GNU General Public License.
12046 2007-07-17 Zdenek Dvorak <dvorakz@suse.cz>
12048 PR rtl-optimization/32773
12049 * cfglayout.c (force_one_exit_fallthru): New function.
12050 (cfg_layout_finalize): Use it.
12052 2007-07-16 Richard Guenther <rguenther@suse.de>
12053 Uros Bizjak <ubizjak@gmail.com>
12055 * tree-if-conv.c (find_phi_replacement_condition): Unshare "*cond"
12056 before forcing it to gimple operand.
12058 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
12059 David Ung <davidu@mips.com>
12061 * config/mips/mips.h (TUNE_24K): Define.
12062 (TUNE_MACC_CHAINS): Add TUNE_24K.
12063 * config/mips/mips.md: (*mul_acc_si, *mul_sub_si): Change type to
12065 * config/mips/74k.md (r74k_int_mult): Split madd/msub to ..
12066 (r74k_int_madd): .. this new reservation.
12067 (define_bypass): Fixed bypasses for r74k_int_madd to use
12068 mips_linked_madd_p.
12069 * config/mips/24k.md (define_bypass): Define new
12070 r24k_int_mul3->r24k_int_madd bypass using mips_linked_madd_p.
12072 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
12073 Nigel Stephens <nigel@mips.com>
12075 * config/mips/mips.md: Include 20kc.md.
12076 * config/mips/20kc.md: New file.
12077 * config/mips/mips.c (mips_rtx_cost_data): Fill in 20Kc costs.
12078 (mips_adjust_cost): Tweak for 20Kc.
12079 (mips_issue_rate): Likewise.
12080 * config/mips/mips.h (TUNE_20KC): Define.
12082 2007-07-16 David Edelsohn <edelsohn@gnu.og>
12084 * config/rs6000/rs6000.c (struct processor_cost): Add
12085 cache_line_size, l1_cache_lines, and simultaneous_prefetches
12087 (*_cost): Add cache information.
12088 (rs6000_override_options): Set cache parameters.
12090 2007-07-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12093 * config.gcc (mips-sgi-irix[56]*): Enable pthread support.
12094 * doc/install.texi (mips-sgi-irix6): pthread support works now.
12096 2007-07-16 Paul Brook <paul@codesourcery.com>
12099 * config/arm/cirrus.md (cirrus_arm_movsi_insn): Remove dead insn.
12100 (cirrus_thumb2_movsi_insn): Ditto.
12102 2007-07-15 Geoffrey Keating <geoffk@apple.com>
12104 * config/rs6000/darwin-fallback.c (interpret_libc): Change
12105 CR2_REGNO to R_CR2.
12107 2007-07-15 Andrew Haley <aph@redhat.com>
12109 * unwind-sjlj.c (_Unwind_GetIPInfo): Check for context->fc != NULL
12110 before looking in the context.
12112 2007-07-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12114 PR middle-end/32398
12115 PR middle-end/32769
12116 * pa-protos.h (pa_eh_return_handler_rtx): Declare.
12117 * pa.c (pa_extra_live_on_entry, rp_saved): Declare.
12118 (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
12119 (pa_output_function_prologue): Use rp_saved and
12120 current_function_is_leaf to generate .CALLINFO statement.
12121 (hppa_expand_prologue): Set rp_saved.
12122 (hppa_expand_epilogue): Use rp_saved.
12123 (pa_extra_live_on_entry, pa_eh_return_handler_rtx): New functions.
12124 * pa.h (EH_RETURN_HANDLER_RTX): Use pa_eh_return_handler_rtx.
12126 2007-07-14 Dirk Mueller <dmueller@suse.de>
12128 * omega.c (coalesce): Fix memory leak on early exit.
12129 * matrix-reorg.c (check_allocation_function): Likewise.
12130 * tree-vect-transform.c (vect_get_new_vect_var): free result
12132 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
12133 pass pointer to edge vector
12134 (partition_hot_cold_basic_blocks): Fix memory leak.
12135 * collect2.c (prefix_from_string): Free temporary storage.
12136 * reload1.c (fixup_abnormal_edges): Free sbitmap.
12138 2007-07-14 Kaz Kojima <kkojima@gcc.gnu.org>
12140 * config/sh/sh.h (DO_GLOBAL_CTORS_BODY): Add void to prototype.
12141 (DO_GLOBAL_DTORS_BODY): Likewise.
12143 2007-07-14 Sandra Loosemore <sandra@codesourcery.com>
12144 Nigel Stephens <nigel@mips.com>
12146 * config/mips/mips.c (mips_classify_symbol): Don't return
12147 SYMBOL_SMALL_DATA for constant pool addresses if
12148 TARGET_EMBEDDED_DATA is true.
12150 2007-07-14 Uros Bizjak <ubizjak@gmail.com>
12152 * config/i386/i386.c (init_mmx_sse_builtins): Define all builtins
12153 except __builtin_ia32_emms, __builtin_ia32_ldmxcsr,
12154 __builtin_ia32_stmxcsr, __builtin_ia32_maskmovq, __builtin_ia32_loadups,
12155 __builtin_ia32_storeups, __builtin_ia32_loadhps, __builtin_ia32_loadlps,
12156 __builtin_ia32_storehps, __builtin_ia32_storelps,
12157 __builtin_ia32_movntps, __builtin_ia32_movntq, __builtin_ia32_sfence,
12158 __builtin_ia32_femms, __builtin_ia32_maskmovdqu, __builtin_ia32_loadupd,
12159 __builtin_ia32_storeupd, __builtin_ia32_loadhpd, __builtin_ia32_loadlpd,
12160 __builtin_ia32_movnti, __builtin_ia32_movntpd, __builtin_ia32_movntdq,
12161 __builtin_ia32_clflush, __builtin_ia32_lfence, __builtin_ia32_mfence,
12162 __builtin_ia32_loaddqu, __builtin_ia32_storedqu, __builtin_ia32_monitor,
12163 __builtin_ia32_mwait, __builtin_ia32_lddqu, __builtin_ia32_movntdqa,
12164 __builtin_ia32_movntsd and __builtin_ia32_movntss as const builtins
12165 using def_builtin_const.
12167 2007-07-14 Eric Botcazou <ebotcazou@adacore.com>
12169 PR tree-optimization/32705
12170 * tree-ssa-sccvn.c (set_ssa_val_to): Accept VN_TOP as value number.
12171 (simplify_binary_expression): Use SSA_VAL consistently.
12173 2007-07-13 David Edelsohn <edelsohn@gnu.org>
12175 * config/rs6000/spe.md (SPE_ACC_REGNO): Delete definition.
12176 (SPEFSCR_REGNO): Delete definition.
12177 * config/rs6000/rs6000.c: LINK_REGISTER_REGNUM -> LR_REGNO.
12178 COUNT_REGISTER_REGNUM -> CTR_REGNO.
12179 * config/rs6000/rs6000.h: Do not define *_REGNO.
12180 LINK_REGISTER_REGNUM -> LR_REGNO.
12181 COUNT_REGISTER_REGNUM -> CTR_REGNO.
12182 * config/rs6000/predicates.md: LINK_REGISTER_REGNUM -> LR_REGNO.
12183 COUNT_REGISTER_REGNUM -> CTR_REGNO.
12184 * config/rs6000/linux-unwind.h: Define R_LR, R_CR2, R_VR0,
12185 R_VRSAVE, R_VSCR. Use them.
12186 * config/rs6000/darwin-fallback.c: Define R_LR, R_CTR, R_CR2,
12187 R_XER, R_VR0, R_VRSAVE, R_VSCR, R_SPEFSCR. Use them.
12188 * config/rs6000/rs6000.md: Define REGNO constants. Use them.
12189 * config/rs6000/aix.h: Define R_LR. Use it.
12191 2007-07-13 Caroline Tice <ctice@apple.com>
12193 * toplev.c (process_options): Turn flag_var_tracking_uninit off when
12194 flag_var_tracking is explicitly turned off (i.e. when variable
12195 tracking is not feasible); otherwise, turn flag_var_tracking on when
12196 flag_var_tracking_uninit is on.
12197 * rtl.def (VAR_LOCATION): Add a new integer subfield to VAR_LOCATION
12198 note definitions, to allow recording of initialization status in the
12200 * dwarf2out.c (dwarf_stack_op_name): Add case for DW_OP_GNU_uninit.
12201 (add_var_loc_to_decl): Add comparison of NOTE_VAR_LOCATION_STATUS to
12202 determine if two note locations are equal.
12203 (output_loc_list): Don't output list entries whose start & end labels
12205 (reg_loc_descriptor): Add parameter for initialization status; pass it
12206 to other loc descriptor functions.
12207 (one_reg_loc_descriptor): Add parameter for initialization status;
12208 check its value and add DW_OP_GNU_uninit to returned loc descr if
12210 (multiple_reg_loc_descriptor): Add parameter for initialization
12212 pass init status argument to other loc descriptor functions; check
12213 value of intialization parameter and add DW_OP_GNU_uninit to returned
12214 loc descr if appropriate.
12215 (based_loc_descr): Add parameter for initialization status; add new
12216 variable for return value; check value of initialization parameter and
12217 add DW_OP_GNU_uninit to returned loc descr if appropriate.
12218 (concatn_mem_loc_descriptor): Add parameter for initialization status;
12219 pass init status argument to other loc descriptor functions; check
12220 value of intialization parameter and add DW_OP_GNU_uninit to returned
12221 loc descr if appropriate.
12222 (mem_loc_descriptor): Likewise.
12223 (concat_loc_descriptor): Likewise.
12224 (concatn_loc_descriptor): Likewise.
12225 (loc_descriptor): Add parameter for initialization status; pass it as
12226 argument to other loc descriptor function calls.
12227 (loc_descriptor_from_tree_1): Add appropriate initialization status
12228 to loc descriptor function calls.
12229 (add_location_or_const_value_attribute): Get initialization status
12230 from VAR_LOCATION note; add initialization status to loc descriptor
12232 * dwarf2.h (enum dwarf_location_atom): New op, DW_OP_GNU_uninit.
12233 * print-rtl.c (print_rtx): When printing a VAR_LOCATION note, if
12234 status is uninitialized, add "[uninint]" to output.
12235 * common.opt (fvar-tracking-uninit): New option, similar to
12236 fvar-tracking, to turn on tracking of uninitialized variables; creates
12237 a new global flag, flag_var_tracking_uninit.
12238 * rtl.h (NOTE_VAR_LOCATION_STATUS): New macro for accessing new field.
12239 (enum var_init_status): New type, for var initialization status field.
12240 * var-tracking.c (struct location_chain_def): Two new fields, init,
12241 for initialization status, and set_src for the assignment value expr.
12242 (unshare_variable): New parameter for initialization status;
12243 initialize new init and set_src fields.
12244 (var_reg_set): New parameters for initialization status and value;
12245 pass them to set_variable_part.
12246 (var_mem_set): Likewise.
12247 (get_init_value): New function.
12248 (var_reg_delete_and_set): New initialization status & value
12249 parameters; add call to get_init_value if status is unknown; pass new
12250 parameters to clobber_variable_part and var_reg_set.
12251 (var_mem_delete_and_set): Likewise.
12252 (var_reg_delete): Pass null set_src value to clobber_variable_part.
12253 (var_mem_delete): Likewise.
12254 (variable_union): Pass status to unshare_variable; initialize new init
12255 and set_src fields. If flag_var_tracking_uninit is not set, force
12256 status to initialized.
12257 (add_stores): Store insn, rather than NEXT_INSN(insn), so it can be
12258 used later to get the set_src value.
12259 (find_src_status): New function.
12260 (find_src_set_src): New function.
12261 (compute_bb_dataflow): Pass init status to calls to var_reg_set,
12262 var_mem_set, var_reg_delete_and_set and var_mem_delete_and_set; for
12263 MO_SET, get set_src value and pass it to var_reg_delete_and_set
12264 and var_mem_delete_and_set.
12265 (dump_variable): Print out "[uninit]" if appropriate.
12266 (set_variable_part): Add new initialization and set_src parameters;
12267 pass status to unshare_variable; set node->init and node- >set_src
12268 fields and modify slot in hash table appropriately; save the init and
12269 set_src values if appropriate and assign to the new node.
12270 (clobber_variable_part): New set_src parameter; if two nodes have
12271 same variable and same location but different set_src (assignment)
12272 values, clobber old node.
12273 (delete_variable_part): Pass init status to unshare_variable.
12274 (emit_note_insn_var_location): Add initialized var; assign var's init
12275 status to new 'initialized'; pass new init status field to calls to
12276 gen_rtx_VAR_LOCATION. If flag_var_tracking_uninit is not set, force
12277 status to initialized.
12278 (emit_notes_in_bb): Pass initialization status to calls to
12279 var_reg_set, var_mem_set, var_reg_delete_and_set and
12280 var_mem_delete_and_set; for MO_SET, get set_src value and pass it to
12281 var_reg_delete_and_set and var_mem_delete_and_set; call
12282 emit_notes_for_changes on NEXT_INSN(insn) rather than on insn, to
12283 make up for change in add_stores.
12284 (vt_add_function_parameters): Add status to calls to
12286 * config/darwin.c (darwin_override_options): Turn on uninitialized
12287 tracking automatically, if var_tracking is on and the system is
12290 2007-07-13 Sa Liu <saliu@de.ibm.com>
12292 * config.gcc: Add options for arch and tune on SPU.
12293 * config/spu/predicates.md: Add constant operands 0 and 1.
12294 * config/spu/spu-builtins.def: Add builtins for double precision
12295 floating point comparison: si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt,
12296 si_dftsv, spu_cmpeq_13, spu_cmpabseq_1, spu_cmpgt_13, spu_cmpabsgt_1,
12298 * config/spu/spu-c.c: Define __SPU_EDP__ when builtins invoked with
12300 * config/spu/spu-protos.h: Add new function prototypes.
12301 * config/spu/spu.c (spu_override_options): Check options -march and
12303 (spu_comp_icode): Add comparison code for DFmode and vector mode.
12304 (spu_emit_branch_or_set): Use the new code for DFmode and vector
12306 (spu_const_from_int): New. Create a vector constant from 4 ints.
12307 (get_vec_cmp_insn): New. Get insn index of vector compare instruction.
12308 (spu_emit_vector_compare): New. Emit vector compare.
12309 (spu_emit_vector_cond_expr): New. Emit vector conditional expression.
12310 * config/spu/spu.h: Add options -march and -mtune. Define processor
12311 types PROCESSOR_CELL and PROCESSOR_CELLEDP. Define macro
12312 CANONICALIZE_COMPARISON.
12313 * config/spu/spu.md: Add new insns for double precision compare
12314 and double precision vector compare. Add vcond and smax/smin patterns
12315 to enable DFmode vector conditional expression.
12316 * config/spu/spu.opt: Add options -march and -mtune.
12317 * config/spu/spu_internals.h: Add builtins for CELLEDP target:
12318 si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt, si_dftsv. Add builtin for
12319 both CELL and CELLEDP targets: spu_testsv.
12320 * config/spu/spu_intrinsics.h: Add flag mnemonics for test special
12323 2007-07-13 Richard Guenther <rguenther@suse.de>
12325 PR tree-optimization/32721
12326 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Preserve
12327 TREE_THIS_VOLATILE on the folded reference.
12328 * tree-ssa-operands.c (get_expr_operands): Set has_volatile_ops
12329 if the array reference has TREE_THIS_VOLATILE set.
12331 2007-07-13 H.J. Lu <hongjiu.lu@intel.com>
12334 * doc/libgcc.texi: Update DFP intrinsics for DPD and BID.
12336 2007-07-13 Andreas Schwab <schwab@suse.de>
12338 * gengtype-lex.l: Allow declarations to be indented.
12340 2007-07-12 Geoffrey Keating <geoffk@apple.com>
12342 * ginclude/tgmath.h: New.
12343 * config.gcc: Use GCC's tgmath.h on non-glibc systems.
12344 * doc/sourcebuild.texi (Headers): Document use_gcc_tgmath.
12345 * configure.ac (STMP_FIXPROTO): Honor use_gcc_tgmath.
12346 * configure: Regenerate.
12348 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
12350 * config/sh/linux-unwind.h (sh_fallback_frame_state): Use
12351 correct index when setting register save state for xd
12354 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
12356 * config/sh/sh.c (mark_use): Remove.
12358 2007-07-12 Paul Brook <paul@codesourcery.com>
12360 * config/arm/arm.c (thumb1_compute_save_reg_mask): Make sure scratch
12361 reg does not overlap return value.
12363 2007-07-12 Daniel Berlin <dberlin@dberlin.org>
12365 * tree-ssa-pre.c (get_expression_vuses): Move out side-effect.
12366 (set_expression_vuses): Ditto.
12367 (init_pre): Initialize expression_vuses.
12369 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
12371 * config/i386/sse.md (storentdf, storentsf): New.
12373 2007-07-12 Geoffrey Keating <geoffk@apple.com>
12375 * builtins.c (get_pointer_alignment): Honor DECL_ALIGN on a
12377 * tree.c (build_decl_stat): Move code from here...
12378 (make_node_stat): ... to here. Don't uselessly clear DECL_USER_ALIGN.
12379 (expr_align): Honor DECL_ALIGN on a FUNCTION_DECL. Add comment
12380 about using DECL_ALIGN of LABEL_DECL and CONST_DECL.
12381 * tree.h (DECL_USER_ALIGN): Fix misplaced comment.
12382 * varasm.c (assemble_start_function): Use DECL_ALIGN instead of
12385 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
12386 Devang Patel <dpatel@apple.com>
12388 PR tree-optimization/25413
12389 * targhooks.c (default_builtin_vector_alignment_reachable): New.
12390 * targhooks.h (default_builtin_vector_alignment_reachable): New.
12391 * tree.h (contains_packed_reference): New.
12392 * expr.c (contains_packed_reference): New.
12393 * tree-vect-analyze.c (vector_alignment_reachable_p): New.
12394 (vect_enhance_data_refs_alignment): Call
12395 vector_alignment_reachable_p.
12396 * target.h (vector_alignment_reachable): New builtin.
12397 * target-def.h (TARGET_VECTOR_ALIGNMENT_REACHABLE): New.
12398 * config/rs6000/rs6000.c (rs6000_vector_alignment_reachable): New.
12399 (TARGET_VECTOR_ALIGNMENT_REACHABLE): Define.
12401 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
12403 * target.h (builtin_vectorization_cost): Add new target builtin.
12404 * target-def.h (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): New.
12405 * tree-vectorizer.h (TARG_SCALAR_STMT_COST): New.
12406 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST): New.
12407 * tree-vect-analyze.c (vect_analyze_slp_instance): Initisliaze
12408 uninitialized variables.
12409 * tree-vect-transform.c (cost_for_stmt): New function.
12410 (vect_estimate_min_profitable_iters): Call cost_for_stmt instead of
12411 using cost 1 for all scalar stmts. Be less conservative when
12412 estimating the number of prologue/epulogue iterations. Call
12413 targetm.vectorize.builtin_vectorization_cost. Return
12414 min_profitable_iters-1.
12415 (vect_model_reduction_cost): Use TARG_SCALAR_TO_VEC_COST for
12416 initialization cost instead of TARG_VEC_STMT_COST. Use
12417 TARG_VEC_TO_SCALAR_COST instead of TARG_VEC_STMT_COST for reduction
12418 epilogue code. Fix epilogue cost computation.
12419 * config/spu/spu.c (spu_builtin_vectorization_cost): New.
12420 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Implement.
12421 * config/spu/spu.h (TARG_COND_BRANCH_COST, TARG_SCALAR_STMT_COST):
12422 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST, TARG_VEC_STMT_COST):
12423 (TARG_VEC_TO_SCALAR_COST, TARG_SCALAR_TO_VEC, TARG_VEC_LOAD_COST):
12424 (TARG_VEC_UNALIGNED_LOAD_COST, TARG_VEC_STORE_COST): Define.
12426 2007-07-12 Richard Guenther <rguenther@suse.de>
12428 * gimplify.c (gimplify_conversion): Make sure that the result
12429 from maybe_fold_offset_to_reference is trivially convertible
12430 to the desired type before doing the simplification.
12431 (gimplify_expr): Likewise.
12432 * fold-const.c (fold_binary): Use the correct types for
12433 building the simplified expression.
12435 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
12437 PR rtl-optimization/32729
12438 * cfghooks.c (can_duplicate_block_p): Do not forbid duplicating blocks
12439 that fallthru to exit.
12441 2007-07-12 Kaz Kojima <kkojima@gcc.gnu.org>
12443 * config/sh/sh.md (symGOTOFF2reg): Add missing parenthesis.
12444 (symDTPOFF2reg): Likewise.
12446 2007-07-11 Daniel Berlin <dberlin@dberlin.org>
12448 PR tree-optimization/32663
12450 * tree.h (VALUE_HANDLE_VUSES): Remove.
12451 (struct tree_value_handle): Remove vuses.
12453 * tree-vn.c (create_value_handle_for_expr): Don't set
12454 VALUE_HANDLE_VUSES.
12456 * tree-ssa-pre.c (expression_vuses): New.
12457 (alloc_expression_id): Set up expression_vuses.
12458 (get_expression_vuses): New.
12459 (set_expression_vuses): Ditto.
12460 (clear_expression_ids): Modify for expression_vuses.
12461 (phi_translate_1): Ditto.
12462 (phi_translate_set): Ditto.
12463 (value_dies_in_block_x): Ditto
12464 (valid_in_sets): Ditto.
12465 (add_to_sets): Ditto.
12466 (find_existing_value_expr): Ditto.
12467 (create_value_handle_for_expr): Ditto.
12468 (make_values_for_stmt): Ditto.
12469 (vuse_equiv): Remove.
12471 2007-07-11 Alexandre Oliva <aoliva@redhat.com>
12473 * Makefile.in (mostlyclean): Remove object files.
12475 2007-07-11 Kenneth Zadeck <zadeck@naturalbridge.com>
12477 * toplev.c (no_new_pseudos): Deleted.
12478 * rtl.h (no_new_pseudos): Deleted.
12479 * tree-pass.h (pass_no_new_pseudos): Deleted.
12480 * passes.c (pass_no_new_pseudos): Deleted.
12481 * final.c (rest_of_clean_state): Removed no_new_pseudos.
12482 (rest_of_no_new_pseudos, pass_no_new_pseudos): Deleted.
12483 * struct-equiv.c (rtx_equiv_p): Replaced no_new_pseudos with
12485 * cfgcleanup.c (try_crossjump_to_edge): Ditto.
12486 * rtlhooks.c (gen_lowpart_general): Ditto.
12487 * optabs.c (prepare_operand): Ditto.
12488 * mode-switching.c (rest_of_handle_mode_switching): Deleted set of
12490 * modulo-sched.c (rest_of_handle_sms): Ditto.
12491 * see.c (rest_of_handle_see): Ditto.
12492 * ifcvt.c (if_convert): Ditto.
12493 (gate_handle_if_after_combine): Replaced no_new_pseudos with
12495 * init-regs.c (gate_initialize_regs): Deleted set of
12497 * lower-subreg.c (decompose_multiword_subregs): Ditto.
12498 * bb-reorder.c (rest_of_handle_partition_blocks): Ditto.
12499 * doc/md.texi: Changed no_new_pseudos to can_create_pseudo_p.
12501 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
12504 * config/i386/sse.md (*sse2_storeq_rex64): Handle 64bit mem->reg moves.
12505 (*vec_extractv2di_1_sse2): Disable for TARGET_64BIT.
12506 (*vec_extractv2di_1_rex64): New insn pattern.
12508 2007-07-11 David Daney <ddaney@avtrex.com>
12510 * config/mips/linux-unwind.h (mips_fallback_frame_state): Rewrite
12511 return address calculation. Substitute DWARF_ALT_FRAME_RETURN_COLUMN
12512 for SIGNAL_UNWIND_RETURN_COLUMN.
12513 * config/mips/mips.h (SIGNAL_UNWIND_RETURN_COLUMN): Remove.
12514 (DWARF_FRAME_REGNUM): Rewrite.
12515 (DWARF_ALT_FRAME_RETURN_COLUMN) Define.
12517 2007-07-11 Nick Clifton <nickc@redhat.com>
12519 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Revert previous
12520 delta and use gen_int_mode in place of GET_INT instead.
12522 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
12524 * reg-stack.c (struct tree_opt_pass pass_stack_regs): Nullify name
12527 2007-07-11 Douglas Gregor <doug.gregor@gmail.com>
12529 * params.def (PARAM_VERIFY_CANONICAL_TYPES): Remove.
12530 (PARAM_USE_CANONICAL_TYPES): New; decides whether to use canonical
12532 * params.h (VERIFY_CANONICAL_TYPES): Remove.
12533 (USE_CANONICAL_TYPES): New.
12534 * doc/invoke.texi (verify-canonical-types): Remove.
12535 (use-canonical-types): Add.
12537 2007-07-11 Ulrich Weigand <uweigand@de.ibm.com>
12539 * config/spu/spu.c (spu_optimization_options): Remove setting of
12540 parameter PARAM_MAX_COMPLETELY_PEEL_TIMES.
12541 (spu_override_options): Move it here.
12543 2007-07-11 Richard Sandiford <richard@codesourcery.com>
12545 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle -m4ksc and -m4ksd.
12546 * config/mips/mips.c (mips_cpu_info_table): Mention
12547 MIPS_ISA_LEVEL_SPEC in the comment.
12549 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
12551 PR tree-optimization/32713
12552 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle REAL_CST.
12554 2007-07-11 Paolo Carlini <pcarlini@suse.de>
12556 PR middle-end/30482
12557 * c-opts.c (c_common_post_options): Do not change flag_complex_method
12558 conditional to flag_isoc99.
12559 (c_common_init_options): Do it here, unconditionally.
12561 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
12563 PR tree-optimization/32589
12564 * doc/tree-ssa.texi (Rough GIMPLE Grammar): Add missing rule.
12565 * tree-gimple.c (is_gimple_min_invariant): Clarify head comment.
12566 * tree-ssa-propagate.c (valid_gimple_expression_p): New
12567 predicate, extracted from...
12568 (set_rhs): ...here. Call it for the expression on entry.
12569 * tree-ssa-propagate.h (valid_gimple_expression_p): Declare.
12570 * tree-ssa-sccvn.c: Include tree-ssa-propagate.h.
12571 (simplify_binary_expression): Use valid_gimple_expression_p
12572 to validate the simplification.
12573 * Makefile.in (tree-ssa-sccvn.o): Depends on tree-ssa-propagate.h.
12575 2007-07-11 Danny Smith <dannysmith@users.sourceforge.net>
12577 * config/i386/cygming.h (PREFERRED_DEBUGGING_TYPE): Define to
12578 DWARF2_DEBUG on 32 bit target too.
12579 (DWARF2_UNWIND_INFO): Reorganize 64-bit vs 32-bit definition.
12581 2007-07-11 Nick Clifton <nickc@redhat.com>
12583 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Provide alternative
12584 version for 64-bit hosts.
12586 2007-07-10 David Daney <ddaney@avtrex.com>
12588 * config/mips/mips.h (ISA_HAS_SYNCI): New target capability
12590 (INITIALIZE_TRAMPOLINE): Emit clear_cache insn instead of library
12592 * config/mips/mips.c (mips_expand_synci_loop): New function.
12593 * config/mips/mips.md (UNSPEC_CLEAR_HAZARD): New constant.
12594 (UNSPEC_RDHWR): Same.
12595 (UNSPEC_SYNCI): Same.
12596 (UNSPEC_SYNC): Same.
12597 (clear_cache): New expand.
12601 (clear_hazard): Same.
12602 * config/mips/mips-protos.h (mips_expand_synci_loop): Declare
12604 * testsuite/gcc.target/mips/clear-cache-1.c: New test.
12605 * testsuite/gcc.target/mips/clear-cache-2.c: New test.
12607 2007-07-10 Ian Lance Taylor <iant@google.com>
12609 * emit-rtl.c (gen_reg_rtx): Check can_create_pseudo_p rather than
12612 2007-07-10 David Daney <ddaney@avtrex.com>
12614 * builtins.def (BUILT_IN_CLEAR_CACHE): New builtin.
12615 * builtins.c (expand_builtin___clear_cache): New function.
12616 (expand_builtin): Call expand_builtin___clear_cache for
12617 BUILT_IN_CLEAR_CACHE case.
12618 * doc/extend.texi (__builtin___clear_cache): Document new builtin.
12619 * doc/md.texi (clear_cache): Document new instruction pattern.
12620 * testsuite/gcc.dg/builtins-64.c: New test.
12622 2007-07-11 Hans-Peter Nilsson <hp@axis.com>
12624 * config/cris/cris.md ("movsi"): Fix typo in last change.
12626 2007-07-09 Geoffrey Keating <geoffk@apple.com>
12629 * c-common.c (c_alignof_expr): Look at DECL_ALIGN of
12631 (handle_aligned_attribute): Allow use on FUNCTION_DECLs.
12632 * varasm.c (assemble_start_function): Honor DECL_ALIGN
12633 for FUNCTION_DECLs. Don't use align_functions_log if
12635 * print-tree.c (print_node): Print DECL_ALIGN and DECL_USER_ALIGN
12636 even for FUNCTION_DECLs.
12637 * c-decl.c (merge_decls): Propagate DECL_ALIGN even for
12639 * tree.h (DECL_ALIGN): Update for new location of 'align'.
12640 (DECL_FUNCTION_CODE): Update for new location and name of
12642 (DECL_OFFSET_ALIGN): Update for new location of 'off_align'.
12643 (struct tree_decl_common): Move 'align' and 'off_align' out
12644 of union, ensure they're still on a 32-bit boundary. Remove
12645 other fields in union 'u1'.
12646 (struct tree_function_decl): Add field 'function_code' replacing
12647 'u1.f' in tree_decl_common.
12648 * tree.c (build_decl_stat): Set initial value of DECL_ALIGN.
12649 * doc/extend.texi (Function Attributes): Add 'aligned' attribute.
12650 (Variable Attributes): Cross-reference 'aligned' attribute
12651 to Function Attributes.
12652 * flags.h (force_align_functions_log): Delete.
12653 * toplev.c (force_align_functions_log): Delete.
12655 2007-07-10 Uros Bizjak <ubizjak@gmail.com>
12658 * config/i386/sse.md (vec_concatv2di): Disable for TARGET_64BIT.
12659 (*vec_concatv2di_rex): New insn pattern.
12661 2007-07-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12664 * config/mips/iris6.h (LIBGCC_SPEC): Add libm.
12666 2007-07-10 Ian Lance Taylor <iant@google.com>
12668 Replace no_new_pseudos in backends.
12669 * rtl.h (can_create_pseudo_p): Define.
12670 * config/darwin.c (machopic_indirect_data_reference): Use
12671 can_create_pseudo_p () instead of no_new_pseudos.
12672 (machopic_indirect_data_reference): Likewise.
12673 (machopic_legitimize_pic_address): Likewise.
12674 * config/alpha/alpha.c (alpha_legitimize_address): Likewise.
12675 (alpha_emit_set_const_1): Likewise.
12676 (alpha_emit_set_const): Likewise.
12677 (alpha_emit_conditional_move): Likewise.
12678 (alpha_split_conditional_move): Likewise.
12679 * config/alpha/alpha.md (various splitters): Likewise.
12681 * config/arm/arm.c (legitimize_pic_address): Likewise.
12682 (arm_load_pic_register): Likewise.
12683 * config/arm/arm.md (addsi3, subsi3, andsi3, iorsi3): Likewise.
12684 (movdi, movsi, movhi, movqi, movsf, movdf): Likewise.
12685 * config/bfin/bfin.c (legitimize_pic_address): Likewise.
12686 * config/cris/cris.c (cris_expand_pic_call_address): Likewise.
12687 * config/cris/cris.md (movsi): Likewise.
12688 * config/frv/frv.md (symGOT2reg_hilo): Likewise.
12689 (symGOTOFF2reg_hilo): Likewise.
12690 (symGPREL2reg, symGPREL2reg_hilo): Likewise.
12691 * config/h8300/h8300.md (insv, extzv): Likewise.
12692 * config/i386/i386.c (ix86_expand_move): Likewise.
12693 (ix86_expand_vector_move): Likewise.
12694 (ix86_prepare_fp_compare_args): Likewise.
12695 (ix86_expand_carry_flag_compare): Likewise.
12696 * config/i386/i386.md (tls_dynamic_gnu2_32): Likewise.
12697 (tls_dynamic_gnu2_combine_32): Likewise.
12698 (tls_dynamic_gnu2_64, tls_dynamic_gnu2_combine_64): Likewise.
12699 * config/ia64/ia64.c (ia64_expand_move): Likewise.
12700 (ia64_expand_movxf_movrf): Likewise.
12701 * config/m32c/m32c.c (m32c_prepare_move): Likewise.
12702 (m32c_split_move): Likewise.
12703 (m32c_expand_insv): Likewise.
12704 * config/m68k/m68k.md (movsi): Likewise.
12705 * config/mips/mips.c (mips_force_temporary): Likewise.
12706 (mips_split_symbol): Likewise.
12707 (mips_move_integer): Likewise.
12708 (mips_legitimize_const_move): Likewise.
12709 * config/mn10300/mn10300.md (movsi): Likewise.
12710 * config/pa/pa.c (emit_move_sequence): Likewise.
12711 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
12712 (rs6000_got_register): Likewise.
12713 (create_TOC_reference): Likewise.
12714 (rs6000_machopic_legitimize_pic_address): Likewise.
12715 * config/rs6000/rs6000.md (add<mode>3): Likewise.
12716 (various splitters): Likewise.
12717 (iorsi3, xorsi3, iordi3, xordi3): Likewise.
12718 (movsi_got): Likewise.
12719 * config/s390/s390.c (emit_symbolic_move): Likewise.
12720 * config/s390/s390.md (movhi, movqi): Likewise.
12721 (load_multiple, store_multiple): Likewise.
12722 * config/score/score.c (score_force_temporary): Likewise.
12723 * config/sh/sh.c (prepare_move_operands): Likewise.
12724 (prepare_cbranch_operands): Likewise.
12725 (emit_fpu_switch): Likewise.
12726 (fpscr_set_from_mem): Likewise.
12727 * config/sh/sh.md (movdicc, movsicc, movsicc_umin): Likewise.
12728 (adddi3, subsi3): Likewise.
12729 (various splitters): Likewise.
12730 (divsi_inv_fp_combine): Likewise.
12731 (symGOT_load, symGOTOFF2reg, symDTPOFF2reg): Likewise.
12732 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu): Likewise.
12734 * config/sh/predicates.md (xor_operand): Likewise.
12735 * config/sparc/sparc.c (legitimize_tls_address): Likewise.
12736 * config/sparc/sparc.md (movsi_pic_label_ref): Likewise.
12737 (movdi_pic_label_ref): Likewise.
12738 * config/spu/spu.c (spu_split_immediate): Likewise.
12739 * config/alpha/alpha.md (various splitters): Remove test
12740 !no_new_pseudos || reload_completed.
12741 * config/ia64/ia64.c (ia64_output_mi_thunk): Don't set
12743 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
12744 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
12745 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
12746 * config/score/score.c (th_output_mi_thunk): Likewise.
12747 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
12748 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
12750 2007-07-10 Kaz Kojima <kkojima@gcc.gnu.org>
12752 PR rtl-optimization/32664
12753 * mode-switching.c (create_pre_exit): Skip barrier insns.
12755 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
12757 * tree-scalar-evolution.c (scev_const_prop): Add arguments to
12758 force_gimple_operand_bsi.
12759 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr,
12760 rewrite_use_compare): Ditto.
12761 * tree-ssa-address.c (gimplify_mem_ref_parts, create_mem_ref):
12763 * tree-ssa-ifcombine.c (ifcombine_ifandif): Ditto.
12764 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto.
12765 * lambda-code.c (replace_uses_equiv_to_x_with_y): Ditto.
12766 * tree-profile.c (prepare_instrumented_value,
12767 tree_gen_interval_profiler, tree_gen_pow2_profiler,
12768 tree_gen_one_value_profiler, tree_gen_ic_profiler,
12769 tree_gen_ic_func_profiler, tree_gen_average_profiler,
12770 tree_gen_ior_profiler): Ditto.
12771 * tree-ssa-reassoc.c (negate_value): Ditto.
12772 * matrix-reorg.c (transform_access_sites, transform_allocation_sites):
12773 Use force_gimple_operand_bsi.
12774 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
12775 * tree-if-conv.c (add_to_dst_predicate_list,
12776 find_phi_replacement_condition): Ditto.
12777 * gimplify.c (force_gimple_operand_bsi): Add before and m arguments.
12778 Call mark_symbols_for_renaming for new statements.
12779 * tree-flow.h (force_gimple_operand_bsi): Declaration changed.
12781 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
12783 * cfghooks.c (remove_edge): New function.
12784 (redirect_edge_and_branch, remove_branch, merge_blocks): Updated
12786 * cfghooks.h (remove_edge): Declare.
12787 * cfg.c (remove_edge): Renamed to remove_edge_raw.
12788 * basic-block.h (remove_edge): Declaration changed to remove_edge_raw.
12790 2007-07-09 Wolfgang Gellerich <gellerich@de.ibm.com>
12792 * optabs.h: Added declaration for signbit_optab.
12793 * optabs.c: (init_optabs): Added initialization for signbit_optab.
12794 * genoptinit.c (optabs): Added entry for signbit insns.
12795 * builtins.c (expand_builtin_signbit): Added code to use a signbit
12796 insn, if available.
12797 * config/s390/s390.h (S390_TDC_SIGNBIT_SET): New constant.
12798 * config/s390/s390.md (signbit<mode>2): New expander.
12800 2007-07-09 Richard Guenther <rguenther@suse.de>
12802 PR middle-end/32698
12803 * fold-const.c (fold_plusminus_mult_expr): Move constant
12804 arguments second to allow decomposing.
12806 2007-07-09 Alexandre Oliva <aoliva@oliva.athome.lsd.ic.unicamp.br>
12809 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
12811 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
12812 Disregard DECL_FROM_INLINE.
12814 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
12817 * doc/invoke.texi: Add ftree-reassoc flag.
12818 * common.opt (ftree-reassoc): New flag.
12819 * tree-ssa-reassoc.c (gate_tree_ssa_reassoc): New static function.
12820 (struct tree_opt_pass pass_reassoc): Use gate_tree_ssa_reassoc.
12822 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
12824 PR tree-optimization/32681
12825 * tree-if-conv.c (find_phi_replacement_condition): Use the condition
12826 saved in second_edge->aux when first_bb is a loop header.
12828 2007-07-09 Jan HUbicka <jh@suse.cz>
12830 * cse.c (cse_insn): Avoid invalid sharing on trial replacement.
12832 2007-07-09 Richard Guenther <rguenther@suse.de>
12834 * c-decl.c (start_function): Do not promote return type.
12836 2007-07-08 Daniel Franke <franke.daniel@gmail.com>
12838 * function.c (do_warn_unused_parameter): Do not warn if
12839 TREE_NO_WARNING is set.
12841 2007-07-08 Andreas Schwab <schwab@suse.de>
12843 * doc/invoke.texi (DEC Alpha/VMS Options): Fix typo.
12845 2007-07-08 Sandra Loosemore <sandra@codesourcery.com>
12848 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
12850 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
12851 apply to assembly language, too.
12852 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
12854 2007-07-07 Daniel Berlin <dberlin@dberlin.org>
12856 Revert (note the sccvn portions are *not* reverted)
12857 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
12859 Fix PR tree-optimization/23488
12861 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
12863 * tree-flow-inline.h (get_value_handle): Ditto.
12864 * tree-ssa-pre.c (decl_vh_map): New.
12865 (decl_node_pool): New.
12866 (can_value_number_operation): Support DECL_P.
12867 (can_PRE_operation): Ditto.
12868 (create_expression_by_pieces): Ditto.
12869 (find_existing_value_expr): Modify to differnetiate between
12870 addressing and top level.
12871 (create_value_handle_for_expr): Handle DECL's.
12872 (poolify_tree): Ditto.
12873 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
12874 (make_values_for_stmt): Handle DECL's properly.
12875 (init_pre): Reorg to not init useless things during FRE.
12877 * tree-flow.h: Include pointer-set.h.
12878 (decl_vh_map): Declare.
12879 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
12881 2007-07-07 Eric Weddington <eweddington@cso.atmel.com>
12883 * config/avr/constraints.md (define_memory_constraint "Q"): Fix
12884 the constraint description.
12885 * doc/md.texi: Update documentation of AVR constraints.
12887 2007-07-07 Kazu Hirata <kazu@codesourcery.com>
12889 * auto-inc-dec.c, config/arm/arm.c,
12890 config/m32r/constraints.md, config/mips/mips.md,
12891 config/rs6000/rs6000.c, cselib.c, dce.c, df-core.c,
12892 df-problems.c, df-scan.c, df.h, dse.c, gimplify.c,
12893 tree-if-conv.c, tree-ssa-sccvn.c, tree-ssa.c: Fix comment
12894 typos. Follow spelling conventions.
12895 * doc/invoke.texi, doc/rtl.texi: Fix typos.
12897 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
12898 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
12900 * tree-ssa-operands.c (realloc_vop, realloc_vdef,
12901 realloc_vuse): Remove.
12902 * tree-ssa-operands.h: Remove the prototype for realloc_vdef
12905 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
12907 Fix PR tree-optimization/23488
12909 * tree-ssa-sccvn.c (expr_has_constants): Handle tcc_declaration.
12910 (try_to_simplify): Ditto.
12911 (visit_use): Ditto.
12912 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
12914 * tree-flow-inline.h (get_value_handle): Ditto.
12915 * tree-ssa-pre.c (decl_vh_map): New.
12916 (decl_node_pool): New.
12917 (can_value_number_operation): Support DECL_P.
12918 (can_PRE_operation): Ditto.
12919 (create_expression_by_pieces): Ditto.
12920 (find_existing_value_expr): Modify to differnetiate between
12921 addressing and top level.
12922 (create_value_handle_for_expr): Handle DECL's.
12923 (poolify_tree): Ditto.
12924 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
12925 (make_values_for_stmt): Handle DECL's properly.
12926 (init_pre): Reorg to not init useless things during FRE.
12928 * tree-flow.h: Include pointer-set.h.
12929 (decl_vh_map): Declare.
12930 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
12932 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
12934 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
12935 apply to assembly language, too.
12936 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
12938 2007-07-06 Ian Lance Taylor <iant@google.com>
12939 Zack Weinberg <zackw@panix.com>
12941 PR middle-end/32441
12942 * builtins.c (std_expand_builtin_va_start): Don't use make_tree.
12944 2007-07-06 Richard Sandiford <richard@codesourcery.com>
12946 * config/sh/sh.md (*prefetch_i4): Disable for TARGET_VXWORKS_RTP.
12947 (prefetch): Likewise if "pref" would be used.
12949 2007-07-06 Josh Conner <jconner@apple.com>
12951 PR middle-end/32602
12952 PR middle-end/32603
12953 * calls.c (store_one_arg): Handle arguments which are partially
12954 on the stack when detecting argument overlap.
12956 2007-07-06 Bernd Schmidt <bernd.schmidt@analog.com>
12958 * reload1.c (choose_reload_regs): Set reload_spill_index for regs
12959 chosen during find_reloads.
12961 2007-07-06 Richard Guenther <rguenther@suse.de>
12963 * gimplify.c (gimplify_call_expr): Prefer DECL_ARGUMENTS over
12964 TYPE_ARG_TYPES for verification of argument types. Use
12965 DECL_ARG_TYPE instead of the PARM_DECL type. Take excess
12966 parameters as variable arguments.
12968 2007-07-06 Andreas Krebbel <krebbel1@de.ibm.com>
12970 * libgcc2.h (word_type): Type definition removed.
12971 (cmp_return_type, shift_count_type): Type definitions added.
12972 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
12973 replaced with shift_count_type.
12974 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
12976 * libgcc2.c (__udivmoddi4, __moddi3): Type of local variable c
12977 changed from word_type to Wtype.
12978 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
12979 replaced with shift_count_type.
12980 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
12982 * c-common.c (handle_mode_attribute): Handling for libgcc_cmp_return
12983 and libgcc_shift_count attribute added.
12984 * target-def.h (TARGET_LIBGCC_CMP_RETURN_MODE,
12985 TARGET_LIBGCC_SHIFT_COUNT_MODE): New target hooks defined.
12986 (TARGET_INITIALIZER): New target hooks added.
12987 * targhooks.c (default_libgcc_cmp_return_mode,
12988 default_libgcc_shift_count_mode): Default implementations for the new
12989 target hooks added.
12990 * targhooks.h (default_libgcc_cmp_return_mode,
12991 default_libgcc_shift_count_mode): Function prototypes added.
12992 * target.h (struct gcc_target): Fields for the new target hooks added.
12993 * optabs.c (expand_binop): Use shift_count_mode when expanding shift
12995 (prepare_cmp_insn): Use cmp_return_mode when expanding comparison as
12998 * doc/tm.texi (TARGET_LIBGCC_CMP_RETURN_MODE,
12999 TARGET_LIBGCC_SHIFT_COUNT_MODE): Documentation added.
13001 * config/s390/s390.c (s390_libgcc_cmp_return_mode,
13002 s390_libgcc_shift_count_mode): Functions added.
13003 (TARGET_LIBGCC_CMP_RETURN_MODE, TARGET_LIBGCC_SHIFT_COUNT_MODE):
13004 Target hooks defined.
13006 2007-07-06 Richard Sandiford <richard@codesourcery.com>
13008 * config/mips/mips.c (compute_frame_size): Restore the original
13009 gp_sp_offset for !GENERATE_MIPS16E_SAVE_RESTORE and remove the
13010 fp_size term from the GENERATE_MIPS16E_SAVE_RESTORE calculation.
13011 Document why the difference is needed.
13013 2007-07-06 Richard Guenther <rguenther@suse.de>
13015 * c-common.c (boolean_increment): Use correctly typed
13018 2007-07-06 Richard Sandiford <richard@codesourcery.com>
13020 * config/mips/mips.c (mips16e_save_restore_pattern_p): Check that
13021 the topmost argument register is not also included in the save mask.
13022 (mips16e_collect_argument_save_p): Take a pointer to the argument
13023 register, rather than a pointer to the number of arguments.
13024 (mips16e_collect_argument_saves): Only include argument saves
13025 that aren't in the register mask.
13027 2007-07-06 Uros Bizjak <ubizjak@gmail.com>
13029 PR rtl-optimization/32450
13030 * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
13031 to ensure that instructions are not moved into the prologue when
13032 profiling is on. Remove unused prologue_end variable.
13033 (expand_function_end): Emit blockage insn instead of ASM_INPUT rtx
13034 as a scheduling barrier.
13036 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
13039 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
13040 Disregard DECL_FROM_INLINE.
13042 2007-07-05 Adam Nemet <anemet@caviumnetworks.com>
13044 * rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or
13045 IORing with a constant.
13047 2007-07-05 Seongbae Park <seongbae.park@gmail.com>
13049 PR rtl-optimization/32475
13050 * df-scan.c (df_def_record_1): Add a use of the stack pointer
13051 for every definition of the stack pointer.
13053 2007-07-05 Richard Earnshaw <rearnsha@arm.com>
13055 * arm.c (vfp3_const_double_index): Copy signed results of
13056 REAL_VALUE_TO_INT into unsigned vars.
13058 2007-07-05 Richard Guenther <rguenther@suse.de>
13060 PR middle-end/32639
13061 * alias.c (get_alias_set): Tread METHOD_TYPE the same as
13063 * tree-ssa.c (useless_type_conversion_p): Check canonical
13066 2007-07-05 Anatoly Sokolov <aesok@post.ru>
13068 * config/avr/avr.md (zero_extendqihi2, zero_extendqisi2,
13069 zero_extendhisi2): Change to define_insn_and_split.
13070 (zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New.
13072 2007-07-05 Paolo Bonzini <bonzini@gnu.org>
13074 * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
13075 pass_match_asm_constraints): New.
13076 * passes.c (init_optimization_passes): Add new pass.
13077 * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
13078 * function.h (struct function): Add has_asm_statement bit.
13079 (current_function_has_asm_statement): New.
13080 * tree-pass.h (pass_match_asm_constraints): New.
13082 2007-07-05 Richard Sandiford <rsandifo@nildram.co.uk>
13084 * config/mips/mips.c (mips_file_start): Avoid declaration
13087 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
13089 * optabs.c (expand_binop_directly): Fix signed/unsigned comparison.
13091 2007-07-05 Uros Bizjak <ubizjak@gmail.com>
13093 * rtl.def (NOTE): Change print format string to print
13094 operand 5 as a note insn name.
13096 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
13097 David Ung <davidu@mips.com>
13099 * config/mips/mips.c (mips_cpu_info): Add 4ksc and 4ksd processors.
13100 * doc/invoke.texi: (MIPS Options): Document them.
13102 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
13103 David Ung <davidu@mips.com>
13105 Add support for SmartMIPS ASE.
13107 * optabs.c (expand_binop_directly): New, broken out from...
13108 (expand_binop): Here. Make it try rotating in the other
13109 direction even when the second operand isn't constant.
13110 * config/mips/mips.md (*lwxs): New.
13111 * config/mips/mips.opt (msmartmips): New.
13112 * config/mips/mips.c (mips_lwxs_address_p): New.
13113 (mips_rtx_costs): Make it recognize scaled indexed addressing.
13114 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
13115 __mips_smartmips when compiling for TARGET_SMARTMIPS.
13116 (ISA_HAS_ROR): Define for TARGET_SMARTMIPS.
13117 (ISA_HAS_LWXS): New.
13118 (ASM_SPEC): Add -msmartmips/-mno-smartmips.
13119 * doc/invoke.texi (MIPS Options): Document -msmartmips/-mno-smartmips.
13120 * testsuite/gcc.target/mips/smartmips-lwxs.c: New test case.
13121 * testsuite/gcc.target/mips/smartmips-ror-1.c: New test case.
13122 * testsuite/gcc.target/mips/smartmips-ror-2.c: New test case.
13123 * testsuite/gcc.target/mips/smartmips-ror-3.c: New test case.
13124 * testsuite/gcc.target/mips/smartmips-ror-4.c: New test case.
13126 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
13128 * tree-vectorizer.c (new_loop_vec_info): Initialize
13129 LOOP_VINFO_COST_MODEL_MIN_ITERS.
13130 * tree-vectorizer.h (_loop_vec_info): Added new filed
13131 min_profitable_iters.
13132 (LOOP_VINFO_COST_MODEL_MIN_ITERS): New access macro to above new field.
13133 (TARG_SCALAR_TO_VEC_COST): Define cost of scalar to vector operation.
13134 * tree-vect-analyze.c (vect_analyze_operations): Set
13135 LOOP_VINFO_COST_MODEL_MIN_ITERS.
13136 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Use
13137 VEC_length to determine if there are any LOOP_VINFO_MAY_MISALIGN_STMTS.
13138 Fix calculation of peel_iters_prologue. Move consideration of epilogue
13139 and prologue cost to after they are computed.
13140 (vect_model_induction_cost): Use TARG_SCALAR_TO_VEC_COST instead of
13141 TARG_VEC_STMT_COST.
13142 (vect_model_simple_cost): Takes additional argument dt. Consider cost
13143 of creating vectors from scalars according to dt.
13144 (vect_model_store_cost): Likewise.
13145 (vectorizable_call): Use dt array instead of scalar dt. Call
13146 vect_model_simple_cost with additional argument dt.
13147 (vectorizable_assignment): Likewise.
13148 (vectorizable_operation): Likewise.
13149 (vectorizable_type_demotion): Likewise.
13150 (vectorizable_type_promotion): Likewise.
13151 (vectorizable_store): Use dt array instead of scalar dt. Call
13152 vect_model_store_cost with additional argument dt.
13153 (vect_do_peeling_for_loop_bound): Don't call
13154 vect_estimate_min_profitable_iters. Instead, lookup
13155 LOOP_VINFO_COST_MODEL_MIN_ITERS. Don't always print
13156 "may not be profitable".
13158 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
13161 * config/rs6000/altivec.md (UNSPEC_VUPKHS_V4SF, UNSPEC_VUPKLS_V4SF):
13162 (UNSPEC_VUPKHU_V4SF, UNSPEC_VUPKLU_V4SF): New.
13163 (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi): New patterns.
13164 (vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): New patterns.
13166 2007-07-05 Zdenek Dvorak <dvorakz@suse.cz>
13168 * config/i386/i386.c (ix86_address_cost): Do not consider more complex
13169 addressing modes cheaper.
13171 2007-07-05 Alexandre Oliva <aoliva@redhat.com>
13173 * dwarf2out.c (dw_ranges_by_label_ref): New typedef.
13174 (dw_ranges_struct): Rename block_num to num. Adjust.
13175 (dw_ranges_by_label_struct): New.
13176 (ranges_by_label, ranges_by_label_allocated,
13177 ranges_by_label_in_use): New variables.
13178 (add_ranges_num): Factored most of the code out of...
13179 (add_ranges): ... this one. Rewrite in terms of the former.
13180 (add_ranges_by_labels): New.
13181 (output_ranges): Output by-label ranges.
13182 (dwarf2out_finish): Output range for multiple-section
13183 compile_unit. Output standard DW_AT_low_pc in addition to
13184 unexpected DW_AT_entry_pc.
13186 2007-07-04 Daniel Berlin <dberlin@dberlin.org>
13188 PR tree-optimization/32604
13189 PR tree-optimization/32606
13191 * tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
13192 (compute_antic_safe): Removed.
13193 (ANTIC_SAFE_LOADS): Ditto.
13194 (compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
13195 (execute_pre): Don't call compute_antic_safe.
13196 (vuse_equiv): New function.
13197 (make_values_for_stmt): Use it
13198 * tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
13201 2007-07-04 Anatoly Sokolov <aesok@post.ru>
13204 * config/avr/avr.c (avr_naked_function_p): Handle receiving a type
13205 rather than a decl.
13206 (avr_attribute_table): Make "naked" attribute apply to function types
13207 rather than to decls.
13208 (avr_handle_fntype_attribute): New function.
13210 2007-07-04 Joseph Myers <joseph@codesourcery.com>
13212 * target-def.h (TARGET_INITIALIZER): Remove trailing whitespace
13215 2007-07-04 David Ung <davidu@mips.com>
13216 Joseph Myers <joseph@codesourcery.com>
13218 * config/mips/mips.md (type): Add logical, signext and move.
13219 (one_cmpl<mode>2, *and<mode>3, *and<mode>3_mips16, *ior<mode>3,
13220 *ior<mode>3_mips16, two unnamed insns after *ior<mode>3_mips16,
13221 *nor<mode>3, "Combiner patterns to optimize truncate/zero_extend
13222 combinations", *zero_extend<SHORT:mode><GPR:mode>2,
13223 *zero_extendqihi2, *extend<SHORT:mode><GPR:mode>2_mips16e,
13224 *extend<SHORT:mode><GPR:mode>2_se<SHORT:size>, *movdi_64bit,
13225 *movdi_64bit_mips16, *movsi_internal, *movsi_mips16, movcc,
13226 *movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16,
13227 *movsf_hardfloat, *movsf_softfloat, *movsf_mips16,
13228 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit,
13229 movv2sf_hardfloat_64bit): Use the new types.
13230 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16,
13231 *movdf_softfloat, *movdf_mips16): Use "multi".
13232 (extendqihi2): Replace with a define_expand.
13233 (*extendqihi2_mips16e, *extendqihi2, *extendqihi2_seb): New.
13234 Based on extend<SHORT:mode><GPR:mode>2 patterns.
13235 * config/mips/74k.md (r74k_int_logical): New reservation and
13237 (r74k_int_arith): Remove "slt".
13238 * config/mips/24k.md, config/mips/4130.md, config/mips/4k.md,
13239 config/mips/5400.md, config/mips/5500.md, config/mips/5k.md,
13240 config/mips/7000.md, config/mips/9000.md, config/mips/generic.md,
13241 config/mips/sb1.md, config/mips/sr71k.md: Add new types to
13242 reservations for "arith".
13244 2007-07-04 Richard Guenther <rguenther@suse.de>
13246 * tree-ssa.c (useless_type_conversion_p): Add handling for
13247 scalar float and vector types. Only call the types_compatible_p
13248 langhook for aggregate types as last resort. Follow the
13251 2007-07-04 Richard Guenther <rguenther@suse.de>
13253 * tree-inline.c (estimate_num_insns_1): Treat CONVERT_EXPR
13254 the same as NOP_EXPR.
13256 2007-07-04 Nick Clifton <nickc@redhat.com>
13258 * target.h (struct gcc_target): Add target_help field.
13259 * target-def.h (TARGET_HELP): New.
13260 (TARGET_INITIALIZER): Use TARGET_HELP.
13261 * opts.c (command_handle_option): Invoke target_help function, if
13262 defined, when the user has specified --target-help on the command
13264 * doc/invoke.texi: Mention that --target-help might print
13265 additional information.
13266 * doc/tm.texi: Document TARGET_HELP hook.
13268 * arm.c (TARGET_HELP): Override default definition.
13269 (arm_target_help): New - display a wrapped list of cores and
13270 architectures supported.
13272 2007-07-04 Rask Ingemann Lambertsen <rask@sygehus.dk>
13274 * config/v850/v850.c (expand_prologue): Make sure
13275 GEN_INT() argument is sign extended rather than zero extended.
13276 (expand_epilogue): Likewise.
13277 (output_move_double): Delete.
13278 * config/v850/v850-protos.h (output_move_double): Delete.
13279 * config/v850/v850.md (movdi): Delete.
13280 (*movdi_internal): Delete.
13282 (*movdf_internal): Delete.
13284 2007-07-04 Richard Sandiford <richard@codesourcery.com>
13286 * config/sh/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Reject -mrelax
13287 unless compiling RTP PIC.
13289 2007-07-04 Richard Guenther <rguenther@suse.de>
13291 PR tree-optimization/32482
13292 * tree-ssa-ifcombine.c (recognize_single_bit_test): Use the
13293 original ssa name if we didn't find a shift expression.
13294 Fix shift constant for bit zero test.
13296 2007-07-04 Richard Sandiford <richard@codesourcery.com>
13298 * config/sh/lib1funcs.asm (ic_invalidate): Align constant pool.
13300 2007-07-04 Richard Sandiford <richard@codesourcery.com>
13302 * config.gcc (arm-wrs-vxworks): Don't include svr4.h.
13303 * config/vxworks.h (PTRDIFF_TYPE, SIZE_TYPE, TARGET_POSIX_IO): Define.
13304 * config/arm/vxworks.h (ASM_SPEC): Delete.
13305 (SUBTARGET_EXTRA_ASM_SPEC): Define.
13307 2007-07-04 Sebastian Pop <sebpop@gmail.com>
13309 * tree-data-ref.h (data_dependence_relation): New flag reversed_p.
13310 (DDR_REVERSED_P): New.
13311 * tree-data-ref.c (initialize_data_dependence_relation,
13312 build_classic_dist_vector): Set DDR_REVERSED_P.
13314 2007-07-04 Sebastian Pop <sebpop@gmail.com>
13316 PR middle-end/32457
13317 * tree-data-ref.c (analyze_siv_subscript_cst_affine,
13318 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
13319 init_omega_for_ddr_1): Use non conservative number of iterations
13321 (analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
13322 (analyze_siv_subscript): Remove FIXME and reinitialization of
13323 last_conflicts to chrec_dont_know.
13324 * testsuite/gfortran.dg/vect/pr32457.f90: New.
13326 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
13328 * tree.c (maybe_canonicalize_argtypes): Improve description.
13330 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
13332 * tree.c (maybe_canonicalize_argtypes): New.
13333 (build_function_type): Set canonical type.
13334 (build_method_type_directly): Ditto.
13335 (reconstruct_complex_type): Rebuild the METHOD_TYPE node
13338 2007-07-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
13340 * tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
13342 (rewrite_use_nonlinear_expr): Likewise.
13344 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
13346 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
13348 2007-07-04 Ben Elliston <bje@au.ibm.com>
13350 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
13353 * c-objc-common.c (c_types_compatible_p): Fix indentation.
13355 * doc/tm.texi (Run-time Target): Capitalise "CPU".
13356 (Exception Handling): Likewise.
13358 2007-07-03 Jan Hubicka <jh@suse.cz>
13360 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
13362 2007-07-03 Eric Christopher <echristo@apple.com>
13364 * doc/cppopts.texi: Add conflicting option note to -dM.
13365 * doc/invoke.texi: Add note about possible conflicts with
13366 -E for -dCHARS and note that -dM will not produce
13367 any results if there is no machine dependent reorg.
13369 2007-07-03 Geoffrey Keating <geoffk@apple.com>
13371 * tree.h (DECL_ALIGN): Back out previous change.
13373 2007-07-03 Joseph Myers <joseph@codesourcery.com>
13375 * configure.ac: Test for .dtprelword support on MIPS.
13376 * configure, config.in: Regenerate.
13377 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
13378 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
13380 2007-07-03 Julian Brown <julian@codesourcery.com>
13382 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
13383 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
13384 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
13385 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
13387 (all_fpus): Add FPUTYPE_VFP3.
13388 (fp_model_for_fpu): Add VFPv3 field.
13389 (arm_rtx_costs_1): Give cost to VFPv3 constants.
13390 (vfp3_const_double_index): New function. Return integer index of
13391 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
13393 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
13394 and argument represents a valid RTX for a VFPv3 constant.
13395 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
13397 (vfp_emit_fstmd): Similar, for fstmd.
13398 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
13399 constants, represented as integer indices.
13400 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
13401 VFP_REGNO_OK_FOR_DOUBLE macros.
13402 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
13403 (arm_file_start): Set float-abi attribute for VFPv3, and output
13404 correct ".fpu" assembler directive.
13405 (arm_dbx_register_numbering): Add FIXME.
13406 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
13407 (fputype): Add FPUTYPE_VFP3.
13408 (FIXED_REGISTERS): Add 32 registers for D16-D31.
13409 (CALL_USED_REGISTERS): Likewise.
13410 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
13411 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
13412 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
13413 (D7_VFP_REGNUM): New.
13414 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
13415 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
13416 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
13417 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
13418 (REG_ALLOC_ORDER): Adjust for VFPv3.
13419 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
13420 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
13421 VFP_LO_REGS, VFP_HI_REGS.
13422 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
13423 (IS_VFP_CLASS): Define macro.
13424 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
13426 (REGISTER_MOVE_COST): Likewise.
13427 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
13428 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
13429 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
13430 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
13431 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
13432 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
13433 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
13434 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
13435 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
13436 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
13437 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
13438 where appropriate for single-word registers.
13439 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
13440 As above. Fix type attributes.
13441 * config/arm/constraints.md (register_contraint "t"): Define.
13442 (register_constraint "w"): Change to D0-D15, or D0-D31 for
13444 (register_constraint "x"): Define.
13445 (constraint "Dv"): Define.
13447 2007-07-03 Geoffrey Keating <geoffk@apple.com>
13449 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
13451 2007-07-03 Tom Tromey <tromey@redhat.com>
13453 * c-parser.c (objc_pq_context): Removed.
13454 (objc_need_raw_identifier): Likewise.
13455 (c_parser) <objc_pq_context>: New field.
13456 <objc_need_raw_identifier>: Likewise.
13457 (OBJC_NEED_RAW_IDENTIFIER): Removed.
13458 (c_lex_one_token): Update.
13459 (c_parser_objc_protocol_definition): Update.
13460 (c_parser_objc_method_definition): Update.
13461 (c_parser_objc_methodproto): Update.
13462 (c_parser_declspecs): Update.
13464 2007-07-03 David Ung <davidu@mips.com>
13466 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
13468 2007-07-03 David Ung <davidu@mips.com>
13469 Richard Sandiford <richard@codesourcery.com>
13471 * doc/invoke.texi: Document -march=74kf3_2.
13472 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
13473 (TUNE_74K): Check for it.
13474 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
13475 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
13476 * config/mips/mips.md (cpu): Add 74kf3_2.
13477 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
13478 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
13479 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
13480 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
13481 74kf3_2 to the CPU list.
13482 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
13483 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
13484 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
13485 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
13486 (r74kf3_2_fxfer_from_c1): New insn reservations.
13488 2007-07-03 Richard Sandiford <richard@codesourcery.com>
13489 David Ung <davidu@mips.com>
13491 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
13492 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
13493 and 74k[fx]. Document aliases for the new options.
13494 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
13495 (PROCESSOR_24KF2_1): ...this.
13496 (PROCESSOR_24KX): Rename to...
13497 (PROCESSOR_24KF1_1): ...this.
13498 (PROCESSOR_74KF): Rename to...
13499 (PROCESSOR_74KF2_1): ...this.
13500 (PROCESSOR_74KX): Rename to...
13501 (PROCESSOR_74KF1_1): ...this.
13502 (TUNE_74K): Update PROCESSOR_* names.
13503 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
13504 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
13505 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
13506 (mips_rtx_cost_data): Update processor names in comments.
13507 (mips_issue_rate): Update PROCESSOR_* names.
13508 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
13509 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
13510 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
13511 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
13512 Update cpu attribute names.
13513 (r24k_fpu_iss): Rename this reservation to...
13514 (r24kf2_1_fpu_iss): ...this and update all uses.
13515 (r24kx_fpu_iss): Rename this reservation to...
13516 (r24kf1_1_fpu_iss): ...this and update all uses.
13517 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
13518 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
13519 Update cpu attribute names.
13521 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
13523 * config/m32r/constraints.md: New file.
13524 * config/m32r/m32r.c: Include tm-constrs.h.
13525 (small_data_operand): Use satisfies_constraint_* instead of macro.
13526 (addr24_operand, gen_compare): Likewise.
13527 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
13528 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
13529 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
13530 EXTRA_CONSTRAINT): Likewise.
13531 * config/m32r/m32r.md: Include constraints.md.
13532 (*movsi_insn): Use satisfies_constraint_* instead of macro.
13533 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
13534 * config/m32r/predicates.md (conditional_move_operand): Likewise.
13535 (two_insn_const_operand, int8_operand, uint16_operand,
13536 reg_or_int16_operand, reg_or_uint16_operand,
13537 reg_or_cmp_int16_operand, cmp_int16_operand,
13538 seth_add3_operand): Likewise.
13540 2007-07-03 Eric Christopher <echristo@gmail.com>
13542 * libgcc2.h: Conditionally declare __bswapsi2 and
13545 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
13547 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
13550 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
13553 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
13554 (__gthrw_pragma): Provide default definition.
13555 (__gthrw2): Use it.
13556 * gthr-posix.c (__gthrw_pragma): Define.
13558 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
13560 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
13561 before declaring inequality.
13563 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
13565 * combine.c (recog_for_combine): Log the success or failure of
13566 matching new insn patterns against the machine description in
13569 2007-07-03 Revital Eres <eres@il.ibm.com>
13571 * ddg.c (print_sccs): New function.
13572 (check_sccs): New function.
13573 (create_ddg_all_sccs): Use it.
13574 * ddg.h (print_sccs): Declare.
13575 * modulo-sched.c (sms_order_nodes): Call print_sccs.
13577 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
13579 * targhooks.h (default_mode_for_suffix): New function declaration.
13580 * targhooks.c (default_mode_for_suffix): New default target hook.
13581 * target.h (struct c): New structure in the targetm struct.
13582 (mode_for_suffix): New target hook as part of struct c.
13583 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
13584 default_mode_for_suffix.
13585 (TARGET_C): New define.
13586 * c-lex.c: Include "target.h".
13587 (interpret_float): Use targetm.c.mode_for_suffix to determine
13588 the mode for a given non-standard suffix.
13589 Makefile.in (c-lex.o): Depend on $(TARGET_H).
13591 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
13592 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
13594 * doc/extend.texi (Floating Types): New node. Document __float80 and
13595 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
13597 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
13600 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
13601 predicate instead of target_operand.
13602 (divsi3_i1_media, divsi3_media_2): Likewise.
13604 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
13606 * tree.h (alias_sets_might_conflict_p): Rename into
13607 alias_sets_must_conflict_p.
13608 * alias.c (alias_sets_might_conflict_p): Likewise.
13609 (alias_sets_conflict_p): Use it.
13610 (objects_must_conflict_p): Likewise.
13611 * c-common.c (strict_aliasing_warning): Adjust.
13613 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
13615 * rtlhooks.c (gen_lowpart_if_possible): Check for
13616 invalid subreg before calling gen_lowpart_SUBREG.
13618 2007-07-02 Geoffrey Keating <geoffk@apple.com>
13620 * config/darwin9.h: Add copyright notice.
13621 (LINK_COMMAND_SPEC): Add comment.
13622 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
13623 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
13624 DARWIN_LIBSYSTEM_HAS_UNWIND.
13626 2007-07-02 Jakub Jelinek <jakub@redhat.com>
13629 * omp-low.c (check_combined_parallel): New function.
13630 (lower_omp_parallel): Call it via walk_stmts, set
13631 OMP_PARALLEL_COMBINED if appropriate.
13632 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
13633 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
13634 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
13635 don't consider it as combined parallel.
13637 2007-07-02 Richard Sandiford <richard@codesourcery.com>
13639 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
13640 (gcc_tooldir): Likewise.
13641 * configure: Regenerate.
13642 * Makefile.in (libsubdir_to_prefix): New variable, based on the
13643 old configure.ac gcc_tooldir setting.
13644 (prefix_to_exec_prefix): New variable.
13645 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
13646 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
13648 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
13650 Fix PR tree-optimization/32583
13651 Fix PR tree-optimization/32584
13652 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
13653 (phi_translate_set): Use phi_translate directly now.
13654 (make_values_for_stmt): Don't value number RHS if we already know
13657 2007-07-02 Steve Ellcey <sje@cup.hp.com>
13658 Jim Wilson <wilson@specifix.com>
13661 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
13664 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
13665 Richard Sandiford <richard@codesourcery.com>
13666 Nigel Stephens <nigel@mips.com>
13668 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
13669 (mips16e_output_save_restore): Declare.
13670 (mips16e_save_restore_pattern_p): Likewise.
13671 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
13672 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
13673 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
13674 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
13675 (BITSET_P): New global macro, extracted from...
13676 (mips_for_each_saved_reg): ...here.
13677 (mips16e_save_restore_info): New struct.
13678 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
13679 (mips16e_save_restore_regs): New variable.
13680 (mips_split_plus, mips16e_find_first_register): New functions.
13681 (mips16e_mask_registers): New function.
13682 (compute_frame_size): Expand the commentary before the function.
13683 Enforce the MIPS16e save and restore register range restrictions.
13684 Pad the general register save area at the low end.
13685 (mips16e_save_restore_reg, mips16e_build_save_restore)
13686 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
13687 (mips16e_output_save_restore, mips16e_collect_propagate_value)
13688 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
13690 (mips_expand_prologue, mips_expand_epilogue): Handle
13691 GENERATE_MIPS16E_SAVE_RESTORE.
13692 * config/mips/mips.md (*mips16e_save_restore): New pattern.
13694 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
13696 PR tree-optimization/31966
13697 PR tree-optimization/32533
13698 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
13699 "basic_block" description as its third argument. Update function
13700 calls to get destination bb from "edge" argument. Save "cond" into
13701 aux field of the edge. Update prototype for changed arguments.
13702 (if_convertible_loop_p): Clear aux field of incoming edges if bb
13704 (find_phi_replacement_condition): Operate on incoming edges, not
13705 on predecessor blocks. If there is a condition saved in the
13706 incoming edge aux field, AND it with incoming bb predicate.
13707 Return source bb of the first edge.
13708 (clean_predicate_lists): Clean aux field of outgoing node edges.
13709 (tree_if_conversion): Do not initialize cond variable. Move
13710 variable declaration into the loop.
13711 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
13712 initializations of new_stmt, arg0 and arg1 variables.
13714 2007-07-02 Jakub Jelinek <jakub@redhat.com>
13716 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
13717 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
13719 2007-07-02 Richard Guenther <rguenther@suse.de>
13721 * tree-ssa.c (useless_type_conversion_p): Document
13722 future intent as defining the middle-end type system.
13723 Re-structure to call langhook last, group by type class,
13724 mark questionable parts.
13726 2007-07-02 Richard Guenther <rguenther@suse.de>
13728 * tree-flow.h (types_compatible_p): Declare.
13729 * tree-ssa.c (types_compatible_p): New function.
13730 * ipa-type-escape.c (discover_unique_type): Use
13731 types_compatible_p instead of lang_hooks.types_compatible_p.
13732 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
13733 * tree-vn.c (expressions_equal_p): Likewise.
13734 * tree.c (fields_compatible_p): Likewise.
13735 * tree-ssa-dom.c (avail_expr_eq): Likewise.
13736 (cprop_operand): Use useless_type_conversion_p instead of
13737 lang_hooks.types_compatible_p.
13738 * tree-inline.c (setup_one_parameter): Likewise.
13739 (declare_return_variable): Likewise.
13740 * tree-nrv.c (tree_nrv): Likewise.
13741 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
13742 (maybe_fold_offset_to_component_ref): Likewise.
13743 (maybe_fold_offset_to_reference): Likewise.
13744 * tree-ssa-copy.c (may_propagate_copy): Likewise.
13745 (merge_alias_info): Likewise.
13746 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
13747 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
13748 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
13749 * tree-tailcall.c (find_tail_calls): Likewise.
13750 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
13751 * gimplify.c (canonicalize_addr_expr): Likewise.
13752 (fold_indirect_ref_rhs): Likewise.
13753 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
13754 (cpt_same_type): Likewise.
13755 (check_pointer_types_r): Swap parameters to cpt_same_type
13757 * fold-const.c (fold_convert): Revert fix for PR15988.
13758 * tree-inline.c (setup_one_parameter): Instead fix it here by
13759 using fold_build1 instead of fold_convert and checking for
13760 error_mark_node. Convert only if the conversion is necessary.
13762 2007-07-02 Joseph Myers <joseph@codesourcery.com>
13764 * configure.ac: Check for .gnu_attribute on Power.
13765 * configure: Regenerate.
13766 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
13767 attribute for floating-point ABI.
13769 2007-07-02 Ira Rosen <irar@il.ibm.com>
13771 PR tree-optimization/32230
13772 PR tree-optimization/32477
13773 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
13774 address is a constant.
13776 2007-07-02 Richard Sandiford <richard@codesourcery.com>
13778 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
13779 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
13780 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
13781 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
13782 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
13783 64-bit targets. Add support for *-elfoabi*.
13784 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
13785 different settings if $(tm_defines) does not select the EABI.
13786 (MULTILIB_EXCLUSIONS): Define in those circumstances.
13787 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
13788 (MIPS_ARCH_OPTION_SPEC): Likewise.
13789 (MIPS_ISA_LEVEL_SPEC): Likewise.
13790 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
13791 * config/mips/elfoabi.h: New file.
13793 2007-07-02 Richard Guenther <rguenther@suse.de>
13795 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
13796 (useless_type_conversion_p): ... this.
13797 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
13798 (useless_type_conversion_p): ... this.
13799 * builtins.c (fold_builtin_memory_op): Rename
13800 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
13801 * tree-cfg.c (verify_expr): Likewise.
13802 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
13803 * tree-ssa-ccp.c (ccp_fold): Likewise.
13804 * tree-ssa-copy.c (may_propagate_copy): Likewise.
13805 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
13806 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
13807 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
13808 * tree-ssa-pre.c (eliminate): Likewise.
13809 * tree-ssa.c (delete_tree_ssa): Likewise.
13810 (tree_ssa_useless_type_conversion): Likewise.
13811 * tree.c (build2_stat): Likewise.
13813 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
13815 Fix PR tree-optimization/32571
13816 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
13819 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
13821 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
13822 and other expected operations explicitly, change default to
13825 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
13827 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
13829 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
13830 (tls_load_dot_plus_eight): Move the label number into the unspec.
13831 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
13833 2007-07-01 Andreas Schwab <schwab@suse.de>
13835 * dwarf2out.c (initial_return_save): Define only if used.
13837 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
13839 Unreverting Richard's Revert of:
13841 2007-06-27 Richard Sandiford <richard@codesourcery.com>
13843 * dce.c (deletable_insn_p_1): New function, split out from...
13844 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
13845 specially, not those inside PARALLELs. Remove BODY argument
13846 and adjust recursive call accordingly.
13847 (prescan_insns_for_dce): Update call to delete_insn_p.
13849 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
13850 Revital Eres <eres@il.ibm.com>
13852 * ddg.c (create_ddg_all_sccs): Fix missed
13853 initialization of scc_nodes.
13855 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
13857 PR middle-end/32559
13858 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
13859 X + ~X to 1 only for INTEGRAL_TYPE_P type.
13861 2007-06-30 Joseph Myers <joseph@codesourcery.com>
13863 * configure.ac: Check for .gnu_attribute on MIPS.
13864 * configure, config.in: Regenerate.
13865 * config/mips/mips.c (mips_file_start): If supported, output
13866 attribute for floating-point ABI.
13868 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
13871 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
13872 (ffs_cmove): New expander to expand using ctz pattern.
13873 (*ffs_cmove): Remove pattern.
13874 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
13875 (ffsdi2): Expand using ctz pattern.
13876 (*ffs_rex64): Remove pattern.
13878 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13880 PR rtl-optimization/32296
13881 * pa.md (return): Delete pattern.
13882 (return_internal): Remove "(const_int 1)" from pattern.
13883 (epilogue): Use return_internal pattern for trivial returns.
13884 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
13885 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
13887 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
13889 * tree-ssa-pre.c (is_exception_related): New function
13890 (can_value_number_operation): Use it.
13892 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
13894 Fix PR tree-optimization/32540
13895 Fix PR tree-optimization/31651
13897 * tree-ssa-sccvn.c: New file.
13899 * tree-ssa-sccvn.h: Ditto.
13901 * tree-vn.c: Include tree-ssa-sccvn.h
13902 (val_expr_paid_d): Removed.
13903 (value_table): Ditto.
13904 (vn_compute): Ditto.
13905 (val_expr_pair_hash): Ditto.
13906 (val_expr_pair_expr_eq): Ditto.
13907 (copy_vuses_from_stmt): Ditto.
13908 (vn_delete): Ditto.
13910 (shared_vuses_from_stmt): Ditto.
13911 (print_creation_to_file): Moved up.
13912 (sort_vuses): Ditto.
13913 (sort_vuses_heap): Ditto.
13914 (set_value_handle): Make non-static.
13915 (make_value_handle): Ditto.
13916 (vn_add): Rewritten to use sccvn lookups.
13917 (vn_add_with_vuses): Ditto.
13918 (vn_lookup): Ditto (and second argument removed).
13919 (vn_lookup_with_vuses): Ditto.
13920 (vn_lookup_or_add): Ditto (and second argument removed);
13921 (vn_lookup_or_add_with_vuses): Ditto.
13922 (vn_lookup_with_stmt): New.
13923 (vn_lookup_or_add_with_stmt): Ditto.
13924 (create_value_handle_for_expr): Ditto.
13926 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
13927 (seen_during_translate): New function.
13928 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
13929 (phi_trans_add): Ditto.
13930 (constant_expr_p): FIELD_DECL is always constant.
13931 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
13932 Use constant_expr_p.
13933 Avoid infinite recursion on mutually valued expressions.
13934 Change callers of vn_lookup_or_add.
13935 (phi_translate): New function.
13936 (compute_antic_safe): Allow phi nodes.
13937 (create_component_ref_by_pieces): Update for FIELD_DECL change.
13938 (find_or_generate_expression): Rewrite slightly.
13939 (create_expression_by_pieces): Updated for vn_lookup_or_add
13941 Update VN_INFO for new names.
13942 (insert_into_preds_of_block): Update for new names.
13943 (add_to_exp_gen): New function.
13944 (add_to_sets): Use vn_lookup_or_add_with_stmt.
13945 (find_existing_value_expr): Rewrite to changed vn_lookup.
13946 (create_value_expr_from): Ditto, and use add_to_exp_gen.
13947 (try_look_through_load): Removed.
13948 (try_combine_conversion): Ditto.
13949 (get_sccvn_value): New function.
13950 (make_values_for_phi): Ditto.
13951 (make_values_for_stmt): Ditto.
13952 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
13954 (init_pre): Update for SCCVN changes.
13956 (execute_pre): Ditto.
13958 * tree-flow.h (make_value_handle): Declare.
13959 (set_value_handle): Ditto.
13960 (sort_vuses_heap): Ditto.
13961 (vn_lookup_or_add_with_stmt): Ditto.
13962 (vn_lookup_with_stmt): Ditto.
13963 (vn_compute): Remove.
13965 (vn_delete): Ditto.
13966 (vn_lookup): Update arguments.
13968 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
13969 (tree-vn.o): Ditto.
13970 (tree-ssa-sccvn.o): New.
13971 (OBJS-common): Add tree-ssa-sccvn.o
13973 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13976 * c-typeck.c (build_external_ref): Don't mark as used if called
13978 * calls.c (rtx_for_function_call): Likewise.
13980 2007-06-30 Richard Sandiford <richard@codesourcery.com>
13984 2007-06-27 Richard Sandiford <richard@codesourcery.com>
13986 * dce.c (deletable_insn_p_1): New function, split out from...
13987 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
13988 specially, not those inside PARALLELs. Remove BODY argument
13989 and adjust recursive call accordingly.
13990 (prescan_insns_for_dce): Update call to delete_insn_p.
13992 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
13994 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
13995 (try_combine): Move potential calls to undo_all() so they happen
13996 before we commit to using the combined insns.
13998 2006-06-30 Jan Hubicka <jh@suse.cz>
14000 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
14003 2006-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
14005 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
14006 (cgraph_remove_unreachable_nodes): Likewise.
14007 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
14008 * ipa-inline.c (update_caller_keys): Cast according to the coding
14010 (cgraph_decide_recursive_inlining): Likewise.
14011 (cgraph_decide_inlining_of_small_function): Likewise.
14012 (try_inline): Likewise.
14013 (cgraph_decide_inlining_incrementally): Likewise.
14014 * ipa-pure-const.c (get_function_state): Likewise.
14015 (scan_function): Likewise.
14016 (analyze_function): Likewise.
14017 (static_execute): Likewise.
14018 * ipa-reference.c (scan_for_static_refs): Likewise.
14019 (merge_callee_local_info): Likewise.
14020 (analyze_function): Use type safe memory macros.
14021 (static_execute): Likewise. Cast according to the coding conventions.
14022 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
14024 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
14026 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
14027 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
14030 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
14032 PR middle-end/30024
14033 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
14034 for complex modes (both int and real).
14036 2007-06-29 Jan Hubicka <jh@suse.cz>
14038 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
14040 2007-06-29 Jan Hubicka <jh@suse.cz>
14042 PR middle-end/32372
14043 * cse.c (cse_insn): Avoid invalid sharing in between register note and
14046 2007-06-29 Anatoly Sokolov <aesok@post.ru>
14049 * config/avr/avr.c: Include dataflow header file.
14050 (expand_prologue): Adjust for prologue insn change.
14051 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
14054 2007-06-29 Richard Guenther <rguenther@suse.de>
14056 PR middle-end/32493
14057 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
14058 during type verification.
14060 2007-06-29 Jan Hubicka <jh@suse.cz>
14062 * recog.c (validate_change_rtx_1): Unshare TO argument.
14064 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
14066 PR tree-optimization/24659
14067 * tree-vect-transform.c (vectorizable_call): Handle
14068 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
14070 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
14071 * config/i386/i386.c (enum ix86_builtins)
14072 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
14073 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
14075 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
14076 const using def_builtin_const.
14077 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
14078 input operands in the same modes as the result.
14079 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
14081 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
14083 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
14084 (df_set_dead_notes_for_mw): Likewise.
14086 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
14088 * c-common.c (pointer_int_sum): Do the negation in sizetype.
14090 2007-06-28 DJ Delorie <dj@redhat.com>
14092 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
14094 2007-06-28 Geoffrey Keating <geoffk@apple.com>
14096 * doc/invoke.texi (C++ Dialect Options): Document
14097 fvisibility-ms-compat.
14098 * c.opt (fvisibility-ms-compat): New.
14100 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
14103 * tree-affine.c (aff_combination_add_elt): Handle
14104 pointer addition specially.
14106 2007-06-28 Jakub Jelinek <jakub@redhat.com>
14108 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
14109 decl is non-external for AIX ABI.
14111 2007-06-28 David Edelsohn <edelsohn@gnu.org>
14113 * config/rs6000/predicates.md (current_file_function_operand):
14114 Ensure the symbol is non-external for AIX ABI.
14116 2007-06-28 Nick Clifton <nickc@redhat.com>
14118 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
14119 (fdce, fdse, fpredictive-commoning): Likewise.
14121 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
14124 * gcc.c (process_command): Recognize the new -static-libgfortran
14127 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
14130 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
14131 Use a call clobbered hard reg instead of a pseudo reg.
14133 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
14135 * config/sh/sh.md (load_gbr): Use correct operand constraint.
14137 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
14140 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
14141 REG_LIBCALL and REG_RETVAL notes.
14142 (divsi3, mulsi3): Likewise.
14143 (mulhisi3): Likewise. Use emit_libcall_block.
14144 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
14146 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
14148 PR rtl-optimization/32481
14149 * combine.c (adjust_for_new_dest): Rescan the changed insn.
14151 2007-06-27 Richard Sandiford <richard@codesourcery.com>
14153 * dce.c (deletable_insn_p_1): New function, split out from...
14154 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
14155 specially, not those inside PARALLELs. Remove BODY argument
14156 and adjust recursive call accordingly.
14157 (prescan_insns_for_dce): Update call to delete_insn_p.
14159 2007-06-27 Richard Guenther <rguenther@suse.de>
14161 PR middle-end/32492
14162 * tree.h (fold_convertible_p): Declare.
14163 * fold-const.c (fold_convertible_p): New function.
14164 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
14165 instead of lang_hooks.types_compatible_p.
14167 2007-06-26 Jan Hubicka <jh@suse.cz>
14169 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
14170 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
14171 early use validate_unshare_change.
14172 (reload_combine): Likewise.
14173 * recog.c (change_t): New field unshare.
14174 (validate_change_1): Rename from validate_change; add argument unshare.
14175 (validate_change): Turn into wrapper of validate_change_1; update
14176 prototype for bools.
14177 (validate_unshare_change): New.
14178 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
14179 calls of df_insn_rescan.
14180 * recog.h (validate_change): Replace ints by bools.
14181 (validate_unshare_change): Declare.
14183 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
14185 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
14187 2007-06-26 Steve Ellcey <sje@cup.hp.com>
14189 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
14191 2007-06-25 Jan Hubicka <jh@suse.cz>
14193 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
14195 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
14196 cgraph_decide_inlining_incrementally): Move uninlinability checks to
14197 places other call site specific checks are performed.
14199 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
14202 * tree-vect-transform.c (vectorizable_operation): Convert
14203 POINTER_PLUS_EXPR over to PLUS_EXPR.
14205 2007-06-25 Chao-ying Fu <fu@mips.com>
14207 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
14208 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
14209 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
14210 Document GET_MODE_IBIT, and GET_MODE_FBIT.
14212 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
14213 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
14214 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
14215 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
14216 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
14217 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
14218 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
14219 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
14220 ALL_FIXED_POINT_MODE_P): New define.
14221 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
14223 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
14225 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
14226 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
14227 MODE_VECTOR_UACCUM): New mode classes.
14229 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
14230 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
14231 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
14234 * genmodes.c (struct mode_data): Add ibit and fbit fields.
14235 (blank_mode): Initialize ibit and fbit.
14236 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
14237 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
14239 (new_adjust): Change required_class to required_class_from and
14240 required_class_to for testing within a range.
14241 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
14242 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
14243 MODE_VECTOR_UACCUM.
14244 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
14245 (make_fixed_point_mode): New.
14246 (_ADD_ADJUST): Change C to C1 and C2.
14247 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
14248 use a range for machine classes.
14249 (ADJUST_IBIT, ADJUST_FBIT): New.
14250 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
14252 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
14253 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
14254 Emit adjustment for ibit and fbit.
14255 (emit_mode_ibit, emit_mode_fbit): New.
14256 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
14258 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
14260 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
14261 as the source of the set.
14263 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
14265 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
14266 FP_REGNO_P): Use IN_RANGE.
14267 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
14268 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
14269 (DATA_REG_P): Use DATA_REGNO_P.
14270 (FP_REG_P): Use FP_REGNO_P.
14271 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
14272 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
14273 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
14275 2007-06-24 Jan Hubicka <jh@suse.cz>
14277 PR middle-end/30563
14278 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
14280 2007-06-24 Sebastian Pop <sebpop@gmail.com>
14282 PR middle-end/32461
14283 * fold-const.c (fold_binary): Strip nops of operand 0
14284 of BIT_NOT_EXPR before calling operand_equal_p.
14285 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
14286 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
14288 2007-06-23 Mark Mitchell <mark@codesourcery.com>
14290 * doc/extend.texi: Document that dllimport and dllexport imply
14291 default visibility.
14292 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
14293 imported or exported declaration, including type declarations.
14294 * c-common.c (handle_visibility_attribute): Check for conflicts
14295 with dllimport/dllexport.
14296 (c_determine_visibility): Handle dllimport/dllexport as an
14297 explicit visibility atttribute.
14299 2007-06-23 Richard Guenther <rguenther@suse.de>
14301 PR tree-optimization/16876
14302 PR middle-end/29478
14303 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
14305 * tree-inline.c (initialize_inlined_parameters): Do not call
14306 lang_hooks.tree_inlining.convert_parm_for_inlining.
14307 * cgraphbuild.c (initialize_inline_failed): Set inline failed
14308 reason for mismatched types.
14309 * gimplify.c (gimplify_call_expr): Verify the call expression
14310 arguments match the called function type signature. Otherwise
14311 mark the call expression to be not considered for inlining
14312 using CALL_CANNOT_INLINE_P flag.
14313 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
14314 edges call expression.
14315 (cgraph_decide_inlining_of_small_function): Likewise.
14316 (cgraph_decide_inlining): Likewise.
14317 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
14319 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
14320 * c-typeck.c (c_convert_parm_for_inlining): Remove.
14321 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
14322 Remove declaration.
14323 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
14324 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
14326 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
14327 convert_parm_for_inlining member.
14329 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
14332 * arm.md (negscc): Match the correct operand for optimized LT0 test.
14333 Remove optimization for GT.
14335 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
14337 PR middle-end/32437
14338 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
14340 (prescan_insns_for_dce): Add extra parameter.
14342 2007-06-23 Jan Hubicka <jh@suse.cz>
14344 PR middle-end/31541
14345 * gimplify.c (mark_addressable): New function.
14346 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
14348 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
14350 PR middle-end/32374
14351 * expr.c (store_constructor): Do not clobber non-zeroed memory.
14353 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
14356 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
14357 moves between MMX/SSE registers to at least 8 units to prevent
14358 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
14360 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
14362 * config/i386/i386.c (override_options): Correct x86_sahf
14365 2007-06-21 David Daney <ddaney@avtrex.com>
14368 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
14369 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
14370 (exception_receiver): Renamed to ...
14371 (nonlocal_goto_receiver): ... this.
14373 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
14375 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
14376 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
14377 partial register accesses.
14379 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
14381 * fold-const.c (debug_fold_checksum): Move it under
14382 ENABLE_FOLD_CHECKING.
14384 2007-06-21 Sebastian Pop <sebpop@gmail.com>
14386 PR middle-end/20623
14387 * tree.h (debug_fold_checksum): Declared.
14388 * fold-const.c (build_fold_addr_expr_with_type_1): New.
14389 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
14390 build_fold_addr_expr_with_type_1.
14391 (fold_addr_expr, debug_fold_checksum): New.
14392 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
14393 (fold_unary, fold_comparison, split_address_to_core_and_offset):
14394 Use fold_addr_expr.
14396 2007-06-21 Sebastian Pop <sebpop@gmail.com>
14398 PR tree-optimization/19590
14399 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
14400 of scev is a constant.
14402 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
14404 * df-problems.c (df_note_bb_compute): Made computation of live
14405 info consistent with df_lr.
14407 2007-06-21 Richard Guenther <rguenther@suse.de>
14409 PR tree-optimization/32453
14410 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
14411 for pointer anti-range.
14413 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
14415 * config/i386/i386.c (processor_target_table): Increase maximum
14416 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
14419 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
14420 byte alignment if > 8 byte alignment is preferred.
14421 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
14423 2007-06-21 Jakub Jelinek <jakub@redhat.com>
14425 PR tree-optimization/31866
14426 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
14427 if ASM_EXPR's input is not a SSA_NAME.
14429 PR middle-end/32362
14430 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
14431 but decl is a global var, instead return decl.
14432 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
14433 even for is_global_var decls, if they are private in some outer
14436 2007-06-21 Richard Guenther <rguenther@suse.de>
14438 PR tree-optimization/32451
14439 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
14441 2007-06-21 Christian Bruel <christian.bruel@st.com>
14443 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
14444 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
14445 (push_regs): Changed saving order or banked registers.
14446 (sh_expand_epilogue): Likewise.
14447 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
14448 (FIRST_BANKED_REG): Likewise.
14449 (LAST_BANKED_REG): Likewise.
14450 * config/sh/sh.md (banked) New attribute.
14451 (in_delay_slot): Check banked attribute.
14453 2007-06-20 Sebastian Pop <sebpop@gmail.com>
14455 PR tree-optimization/32075
14456 * tree-data-ref.c (subscript_dependence_tester_1,
14457 analyze_miv_subscript, analyze_overlapping_iterations,
14458 add_distance_for_zero_overlaps, build_classic_dist_vector,
14459 subscript_dependence_tester_1, analyze_overlapping_iterations,
14460 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
14461 compute_affine_dependence, compute_all_dependences): Pass loop_nest
14462 to evolution_function_is_affine_multivariate_p.
14464 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
14466 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
14468 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
14471 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
14473 * config/m32c/prologue.md (epilogue_exitd_16): New.
14474 (epilogue_reit_16): New.
14475 (epilogue_exitd): Rename to epilogue_exitd_24.
14476 (epilogue_reit): Rename to epilogue_reit_24.
14478 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
14479 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
14481 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
14483 * haifa-sched.c (queue_to_ready): Don't requeue next insn
14484 if dbg_cnt (sched_insn) reaches the limit.
14485 (choose_ready): New parameter INSN_PTR and new return value.
14486 (schedule_block): Handle dbg_cnt (sched_insn). Handle
14487 the new return value from choose_ready.
14488 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
14489 (rest_of_handle_global_alloc): New global_alloc_at_func.
14491 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
14493 PR tree-optimization/25737
14494 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
14495 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
14496 * tree-flow.h (struct fieldoff): Add new field alias_set.
14497 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
14498 argument addressable_type. Set alias_set of fieldoff.
14499 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
14500 (create_overlap_variables_for): Pass alias_set from fieldoff to
14502 * alias.c (get_alias_set): Use alias_set from SFT if set.
14504 2007-06-20 Hui-May Chang <hm.chang@apple.com>
14506 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
14507 of a variable as an unsigned HOST_WIDE_INT integer.
14509 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
14511 PR rtl-optimization/32405
14512 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
14514 2007-06-20 Jakub Jelinek <jakub@redhat.com>
14516 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
14518 PR middle-end/31959
14519 * builtins.c: Include diagnostic.h.
14520 (expand_builtin_expect): Make gcc_assert more permissive.
14521 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
14523 PR inline-asm/32109
14524 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
14527 PR middle-end/32285
14528 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
14529 if ACCUMULATE_OUTGOING_ARGS.
14531 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
14533 * config/m68hc11/m68hc11.c: Include dataflow header file.
14534 (m68hc11_reorg): Port to dataflow.
14536 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
14538 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
14539 (struct df_problem.free_blocks_on_set_blocks): New field.
14540 (struct dataflow.optional_p): New field.
14541 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
14542 (df_live_set_all_dirty): New function.
14543 * df-scan.c (df_scan_alloc): Initialize optional_p.
14544 (problem_SCAN): Initialize free_blocks_on_set_blocks.
14545 * df-core.c (df_set_blocks): Removed use of
14546 DF_FIRST_OPTIONAL_PROBLEM. Now uses
14547 df_problem.free_blocks_on_set_blocks to determine which blocks are
14549 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
14550 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
14551 uses dataflow.optional_p to determine if problem should be
14553 (rest_of_handle_df_initialize): Only start live problem if
14555 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
14556 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
14557 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
14558 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
14559 problem_NOTE): Initialize free_blocks_on_set_blocks.
14560 (df_lr_bb_local_compute): Recompute luids if df_live problem is
14562 (df_live_set_all_dirty, df_note_alloc): New function.
14563 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
14565 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
14566 * postreload.c (reload_combine): Ditto.
14567 * cse.c (cse_extended_basic_block): Ditto.
14568 * regmove.c (mark_flags_life_zones): Ditto.
14569 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
14570 erase_matching_seqs): Ditto.
14571 * bt-load.c (compute_defs_uses_and_gen): Ditto.
14572 * integrate (allocate_initial_values): Ditto.
14573 * combine.c (reg_dead_at_p): Ditto.
14574 * resource.c (mark_target_live_regs): Ditto.
14575 * sched-rgn.c (check_live_1, update_live_1): Ditto.
14576 * config/sh/sh.c (find_r0_life_regions): Ditto.
14577 * global.c (rest_of_handle_global_alloc): Only add back df_live
14579 * local-alloc.c (rest_of_handle_local_alloc): Only remove
14580 df_live for -O > 1.
14581 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
14583 (if_convert): Make sure df_live is there at -O == 1.
14584 (pass_if_after_combine): Cleanup flags.
14585 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
14586 is there at -O == 1.
14588 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
14590 * config/arm/arm.c (arm_get_frame_offsets): Set
14591 offsets->locals_base to avoid negative stack size.
14592 (thumb1_expand_prologue): Assert on negative stack size.
14594 2007-06-19 Sebastian Pop <sebpop@gmail.com>
14596 PR tree-optimization/32367
14597 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
14598 of the chrec has no evolution in that loop.
14599 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
14601 2007-06-19 Bob Wilson <bob.wilson@acm.org>
14603 * config/xtensa/xtensa.c: Include "df.h".
14604 (xtensa_builtin_saveregs): Use adjust_address instead of
14606 (xtensa_va_start): Invoke make_tree with sizetype for
14607 expand_builtin_saveregs and then convert the result to a pointer.
14608 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
14609 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
14610 Subtract argument size from index value as integers and then use
14611 POINTER_PLUS_EXPR to add the result to the array address.
14613 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
14616 * config/m32c/m32c.c: Include dataflow header file.
14617 (m32c_emit_prologue): Adjust for prologue insn change.
14618 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
14619 once inside a PARALLEL. Assume frame size passed in operand 0
14620 includes space to save the fb register.
14621 (prologue_enter_24): Likewise.
14622 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
14624 2007-06-19 David Daney <ddaney@avtrex.com
14627 * config/mips/mips.md (cprestore): Mark $gp as used.
14629 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
14632 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
14633 (frv_ifcvt_modify_insn): Likewise.
14635 2007-06-19 Richard Guenther <rguenther@suse.de>
14637 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
14638 only handle positive offsets that fit in a HOST_WIDE_INT.
14640 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
14642 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
14643 result of rsqrt insn for zero input argument to avoid NaN.
14645 2007-06-19 Richard Guenther <rguenther@suse.de>
14647 PR middle-end/31950
14648 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
14650 2007-06-19 Jakub Jelinek <jakub@redhat.com>
14652 PR tree-optimization/32353
14653 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
14655 2007-06-19 Nick Clifton <nickc@redhat.com>
14657 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
14659 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
14662 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
14663 * config/i386/i386.c (assign_386_stack_local): Assert that
14664 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
14665 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
14666 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
14667 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
14669 2007-06-18 Steve Ellcey <sje@cup.hp.com>
14671 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
14673 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
14675 PR rtl-optimization/32321
14676 * gcse.c (replace_store_insn): Update the note before
14677 calling emit_insn_after.
14679 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
14681 PR middle-end/32355
14682 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
14684 * df-problems.c (df_note_bb_compute): Fix dumping info.
14686 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
14688 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
14689 insn with emit_jump_insn.
14691 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
14693 PR tree-optimization/32383
14694 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
14695 * targhooks.h (default_builtin_reciprocal): Update prototype.
14696 * target.h (struct gcc_target): Update builtin_reciprocal.
14697 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
14698 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
14699 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
14700 when fndecl is in BUILT_IN_MD class.
14701 (execute_convert_to_rsqrt): Ditto.
14703 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
14704 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
14705 Convert BUILT_IN_SQRTF code only when md_fn is false.
14707 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
14709 * bt-load.c (move_btr_def): Fix the order of arguments
14710 to validate_replace_rtx.
14712 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
14714 * config/m68k/m68k-devices.def: Add 54450..54455.
14716 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
14718 PR rtl-optimization/32366
14719 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
14720 FLOAT_EXTEND]: Prevent non-scalar modes from entering
14723 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
14725 PR middle-end/32349
14726 * modulo-sched (generate_reg_moves): Added rescan parameter and if
14727 this is true, rescan insn being modified.
14728 (sms_schedule): Added rescan parameter.
14729 (rest_of_handle_sms): Moved freeing of dominance info to before
14730 getting out of cfg_layout.
14732 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
14734 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
14735 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
14738 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
14739 FL_CF_EMAC from the entry for isac.
14741 * config/m68k/predicates.md (const_call_operand): Adjust comment.
14742 (const_sibcall_operand): New.
14743 (sibcall_operand): Use it.
14744 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
14745 (m68k_isas): ISAC does not imply FPU or EMAC.
14746 (override_options): Add ISA_C logic for symbolic jump & call.
14748 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
14750 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
14751 return mode from the builtin itself.
14752 (sparc_fold_builtin): Fix cast of zero constant.
14754 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
14756 * targhooks.c (default_builtin_reciprocal): New default target hook.
14757 * targhooks.h (default_builtin_reciprocal): Add prototype.
14758 * hooks.c (hook_tree_tree_bool_null): Remove hook.
14759 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
14760 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
14761 default_builtin_reciprocal.
14763 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
14765 PR middle-end/31723
14766 * hooks.c (hook_tree_tree_bool_null): New hook.
14767 * hooks.h (hook_tree_tree_bool_null): Add prototype.
14768 * tree-pass.h (pass_convert_to_rsqrt): Declare.
14769 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
14770 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
14771 and convert it to reciprocal a*rfunc(b).
14772 (execute_convert_to_rsqrt): New function.
14773 (gate_convert_to_rsqrt): New function.
14774 (pass_convert_to_rsqrt): New pass definition.
14775 * target.h (struct gcc_target): Add builtin_reciprocal.
14776 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
14777 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
14778 TARGET_BUILTIN_RECIPROCAL.
14779 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
14781 * config/i386/i386.h (TARGET_RECIP): New define.
14782 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
14783 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
14784 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
14785 and not optimizing for size.
14786 (*rcpsf2_sse): New insn pattern.
14787 (*rsqrtsf2_sse): Ditto.
14788 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
14789 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
14790 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
14791 and not optimizing for size.
14792 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
14793 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
14794 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
14795 and not optimizing for size.
14796 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
14797 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
14798 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
14799 and not optimizing for size.
14800 (*sse_rsqrtv4sf2): Do not export.
14801 (sqrtv4sf2): Ditto.
14802 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
14803 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
14804 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
14805 and not optimizing for size.
14806 (sqrtv4sf2): Ditto.
14807 * config/i386/i386.opt (mrecip): New option.
14808 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
14809 (ix86_emit_swsqrtsf): Ditto.
14810 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
14811 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
14812 builtin definition.
14813 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
14814 ix86_expand_unop1_builtin.
14815 (ix86_emit_swdivsf): New function.
14816 (ix86_emit_swsqrtsf): Ditto.
14817 (ix86_builtin_reciprocal): New function.
14818 (TARGET_BUILTIN_RECIPROCAL): Use it.
14819 (ix86_vectorize_builtin_conversion): Rename from
14820 ix86_builtin_conversion.
14821 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
14822 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
14823 "i386 and x86_64 Options" section.
14824 (Intel 386 and AMD x86_64 Options): Document -mrecip.
14826 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
14827 Zdenek Dvorak <dvorakz@suse.cz>
14828 Richard Guenther <rguenther@suse.de>
14829 Kaz Kojima <kkojima@gcc.gnu.org>
14831 * tree-vrp.c (compare_values_warnv): Convert val2 to
14833 (extract_range_from_assert): Create
14834 POINTER_PLUS_EXPR for pointer types.
14835 (extract_range_from_binary_expr): Handle
14836 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
14838 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
14839 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
14840 POINTER_PLUS_EXPR as PLUS_EXPR.
14841 (number_of_iterations_lt_to_ne):
14842 For pointer types, use sizetype when
14843 creating MINUS_EXPR/PLUS_EXPRs.
14844 (assert_loop_rolls_lt): For pointer types, use sizetype when
14845 creating MINUS_EXPR/PLUS_EXPRs.
14846 (number_of_iterations_le): Likewise.
14847 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
14848 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
14849 like PLUS_EXPR and MINUS_EXPR.
14850 * tree-pretty-print.c (dump_generic_node): Handle
14852 (op_prio): Likewise.
14853 (op_symbol_1): Likewise.
14854 * optabs.c (optab_for_tree_code): Likewise.
14855 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
14857 * tree-tailcall.c (process_assignment): Mention
14858 POINTER_PLUS_EXPR in a TODO comment.
14859 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
14860 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
14861 not used with a pointer and an integer type.
14862 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
14863 increment using chrec_convert_rhs instead of chrec_convert.
14864 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
14865 PLUS_EXPR except for the right hand side's type will be
14867 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
14868 (fold_used_pointer_cast): Kill.
14869 (pointer_offset_p): Kill.
14870 (fold_used_pointer): Kill.
14871 (pointer_used_p): Kill.
14872 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
14873 call fold_used_pointer.
14874 (instantiate_parameters_1): Convert the increment
14875 using chrec_convert_rhs instead of chrec_convert.
14876 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
14877 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
14878 instead of PLUS_EXPR.
14879 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
14880 PLUS_EXPR for pointers.
14881 (std_gimplify_va_arg_expr): Likewise.
14882 (fold_builtin_memory_op): Likewise.
14883 (fold_builtin_strstr): Likewise.
14884 (fold_builtin_strchr): Likewise.
14885 (fold_builtin_strrchr): Likewise.
14886 (fold_builtin_strpbrk): Likewise.
14887 (expand_builtin_memory_chk): Likewise.
14888 (fold_builtin_memory_chk): Likewise.
14889 (std_expand_builtin_va_start): Use
14890 sizetype for the call to make_tree and then convert
14891 to the pointer type.
14892 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
14893 instead of PLUS_EXPR for adding to a pointer.
14894 (std_gimplify_va_arg_expr): Use fold_build2 for
14895 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
14896 the operands to sizetype first and then cast the BIT_AND_EXPR
14897 back to the pointer type.
14898 * fold-const.c (build_range_check): Handle pointer types
14900 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
14901 of PLUS_EXPR's. Make sure the offset is converted to
14903 (try_move_mult_to_index): Strip the NOPs from the offset.
14904 Remove code argument and replace all uses with PLUS_EXPR.
14905 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
14906 specially. Don't use a pointer type for MINUS_EXPR.
14907 (fold_unary): Handle for (T1)(X op Y),
14908 only p+ as that is the only as that can be handled for
14909 binary operators now.
14910 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
14912 <case PLUS_EXPR>: Add folding of PTR+INT into
14914 Don't call try_move_mult_to_index.
14915 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
14916 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
14917 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
14918 Don't call try_move_mult_to_index.
14919 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
14920 (tree_expr_nonzero_p): Likewise.
14921 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
14922 of PLUS_EXPR for the complex expression folding.
14923 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
14924 first chrec is a pointer type, then the second should
14925 be sizetype and not the first's type.
14926 For POINTER_PLUS_EXPR, use a different right hand side type.
14927 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
14928 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
14929 different right hand side type.
14930 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
14931 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
14932 instead of PLUS_EXPR.
14933 When either operand is zero, convert the other operand.
14934 (chrec_apply): Use chrec_convert_rhs
14935 on the argument x instead of chrec_convert.
14936 (reset_evolution_in_loop): For pointer types, the new_evol
14937 should be sizetype.
14938 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
14939 different right hand side type.
14940 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
14941 (chrec_convert_rhs): New function.
14942 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
14943 different right hand side type.
14944 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
14945 * tree-chrec.h (chrec_convert_rhs): New prototype.
14946 (build_polynomial_chrec): For pointer types, the right hand
14947 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
14948 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
14949 Remove subtraction case as it is always addition now.
14950 Make sure the offset is converted to sizetype.
14951 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
14952 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
14953 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
14954 PLUS_EXPR in pointer type.
14955 Handle POINTER_PLUS_EXPR.
14956 (tree_to_aff_combination): Likewise.
14957 (force_expr_to_var_cost): Likewise.
14958 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
14959 instead of PLUS_EXPR for pointers.
14960 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
14961 instead of PLUS_EXPR of pointer types.
14962 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
14964 (check_va_list_escapes): Likewise.
14965 (check_all_va_list_escapes): Likewise.
14966 * dwarf2out.c (loc_descriptor_from_tree_1):
14967 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
14968 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
14969 (string_constant): Likewise.
14970 * tree-ssa-address.c (tree_mem_ref_addr): When adding
14971 the offset to the base, use POINTER_PLUS_EXPR.
14972 (add_to_parts): Convert the index to sizetype.
14973 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
14974 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
14975 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
14976 Offset only holds something for PLUS_EXPR.
14977 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
14979 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
14981 (analyze_accesses_for_modify_stmt): Likewise.
14982 Remove comment about the type being integral type as it is
14984 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
14986 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
14988 Correct the type which the artimentic is done in (is now
14991 * tree-data-ref.c (split_constant_offset): Handle
14993 * tree-affine.c (tree_to_aff_combination): Likewise.
14994 * c-typeck.c (build_unary_op): For pointers create the increment
14995 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
14997 * gimplify.c (gimplify_self_mod_expr): Create a
14998 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
14999 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
15000 * tree.def (POINTER_PLUS_EXPR): New tree code.
15001 * tree-predcom.c (ref_at_iteration): If we have a pointer
15002 type do the multiplication in sizetype.
15003 * tree-mudflap.c (mf_xform_derefs_1): Create a
15004 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
15005 * tree-ssa-forwprop.c
15006 (forward_propagate_addr_into_variable_array_index):
15007 Don't expect there to be a cast for the index as that
15008 does not exist anymore.
15009 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
15010 instead of PLUS_EXPR.
15011 Don't check for the first operand of the POINTER_PLUS_EXPR
15012 was the index as it cannot be.
15013 Call forward_propagate_addr_into_variable_array_index with
15014 the SSA_NAME instead of the statement.
15015 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
15016 (compare_constant): Likewise.
15017 (copy_constant): Likewise.
15018 (compute_reloc_for_constant): Likewise.
15019 (output_addressed_constants): Likewise.
15020 (initializer_constant_valid_p): Likewise.
15021 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
15022 Convert the MIN/MAX of the inner type to the outer
15023 type before comparing them.
15024 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
15025 POINTER_PLUS_EXPR instead of PLUS_EXPR.
15026 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
15027 of PLUS_EXPR for pointers.
15028 * tree-inline.c (estimate_num_insns_1): Handle
15030 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
15031 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
15032 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
15033 instead of PLUS_EXPR for the pointer increment statement.
15034 (vect_update_ivs_after_vectorizer): For pointer types, create
15035 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
15036 MULT_EXPR in sizetype.
15037 (vect_gen_niters_for_prolog_loop): Add a cast when creating
15039 * tree-object-size.c (plus_expr_object_size): Handle
15040 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
15041 code which is trying to figure out which side is a pointer and
15043 (check_for_plus_in_loops_1): Likewise.
15044 (check_for_plus_in_loops): Likewise.
15045 * c-common.c (pointer_int_sum): Create a
15046 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
15047 * tree-ssa-structalias.c (handle_ptr_arith): Handle
15048 only POINTER_PLUS_EXPR. Removing all the extra
15049 code which is trying to figure out which side is a pointer and
15051 * tree-cfg.c (verify_expr): Add extra checking for pointers and
15052 PLUS_EXPR and MINUS_EXPR.
15053 Also add checking to make sure the operands of POINTER_PLUS_EXPR
15055 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
15056 with make_tree, instead of a pointer type.
15057 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
15058 for pointers instead of PLUS_EXPR.
15059 (s390_gimplify_va_arg): Likewise.
15060 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
15061 instead of PLUS_EXPR when doing addition on pointer
15062 types. Use sizetype for the second operand.
15063 (spu_gimplify_va_arg_expr): Likewise.
15064 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
15065 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
15066 a pointer. Don't create a BIT_AND_EXPR for pointer types.
15067 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
15068 for the pointer addition and also use size_int/sizetype
15070 (ix86_gimplify_va_arg): Likewise.
15071 Perform BIT_AND_EXPR on sizetype arguments.
15072 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
15073 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
15074 for the pointer additions and also use size_int for the offsets.
15075 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
15076 additions and also use size_int for the offsets. Perform
15077 BIT_AND_EXPR on sizetype arguments.
15078 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
15079 POINTER_PLUS_EXPR for pointers and create the
15080 BIT_AND_EXPR in sizetype.
15081 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
15082 instead of PLUS_EXPR for pointer addition.
15083 (rs6000_va_start): Likewise.
15084 Also use sizetype for the offset.
15085 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
15086 as PLUS_EXPR/MINUS_EXPR.
15087 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
15088 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
15089 Don't use BIT_AND_EXPR on a pointer type, convert the
15090 expression to sizetype first.
15091 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
15093 (mips_gimplify_va_arg_expr): Likewise.
15094 Don't create BIT_AND_EXPR in a pointer type.
15096 2007-06-15 Eric Christopher <echristo@apple.com>
15098 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
15099 (x86_64-*-darwin*): Ditto.
15100 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
15103 2007-06-15 Matthew Wilcox <matthew@wil.cx>
15105 * doc/extend.texi: Document behavior of __attribute__((aligned))
15108 2007-06-15 Mark Mitchell <mark@codesourcery.com>
15110 * rtlanal.c (note_stores): Improve documentation.
15112 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
15114 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
15115 LOCAL_LABEL_PREFIX): Delete.
15116 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
15117 (bfin_internal_label): Delete.
15119 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
15121 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
15122 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
15123 otherwise define to LIBGCC2_TF_CEXT.
15124 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
15125 (LIBGCC_TF_CEXT): Ditto.
15128 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
15130 PR rtl-optimization/32339
15131 * df-scan.c (df_uses_record): Don't modify flags but just add to
15132 it for df_ref_record.
15134 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
15136 * tree-mudflap.c: Fix whitespace issues.
15138 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
15140 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
15142 2007-06-14 Eric Christopher <echristo@apple.com>
15144 * config/i386/sse.md (movdi_to_sse): Rewrite body.
15145 (movv4sf): Use gcc_unreachable instead of abort.
15147 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
15150 * config/i386/sfp-machine.h (CMPtype): New define.
15151 (mach stubs): Use CMPtype instead of int as a return type.
15153 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
15155 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
15156 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
15157 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
15158 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
15159 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
15160 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
15161 config/soft-fp/soft-fp.h: Update from glibc CVS.
15163 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
15165 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
15167 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
15170 * config/v850/v850.c: Include dataflow header file.
15171 (substitute_ep_register): Fix typo.
15173 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
15175 * configure.ac: Fix earlier checkin.
15176 * configure: Regenerated.
15178 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
15180 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
15181 * aclocal.m4: Regenerate.
15182 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
15183 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
15184 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
15185 * configure: Regenerate.
15186 * Makefile.in (LOOSE_WARN): Subst loose_warn.
15188 * Makefile.in (quickstrap): Build libgcc too.
15190 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
15192 * configure.ac: Add --enable-checking=df. Explicitly mention that
15193 the variables are initialized as for "release".
15194 * df-core.c: Use it.
15195 * configure: Regenerate.
15196 * config.in: Regenerate.
15198 2007-06-14 Bob Wilson <bob.wilson@acm.org>
15200 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
15201 validate_replace_rtx instead of replace_rtx.
15202 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
15204 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
15206 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
15207 (DWARF2_UNWIND_INFO): Override default if configured with
15209 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
15210 (ENDFILE_SPEC): Add crtend.o.
15211 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
15212 (ENDFILE_SPEC): Add crtend.o.
15213 (TARGET_USE_JCR_SECTION): Define.
15214 (MD_UNWIND_SUPPORT): Define for 32-bit target.
15216 * config/i386/cygming-crtbegin.c: New file.
15217 * config/i386/cygming-crtend.c: New file.
15219 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
15221 * config/i386/w32-unwind.h: New file.
15223 2007-06-13 Eric Christopher <echristo@apple.com>
15225 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
15226 the user set a value below STACK_BOUNDARY.
15228 2007-06-13 Thiemo Seufer <ths@networkno.de>
15230 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
15231 imply -lpthread for -pthread.
15233 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
15235 * basic-block.h: Remove the prototype for
15236 free_basic_block_vars.
15237 * cfglayout.h: Remove the prototype for
15238 insn_locators_initialize.
15239 * tree.h: Remove the prototype for emit_line_note.
15241 * tree-ssa-pre.c (mergephitemp): Remove.
15242 (init_pre): Don't use mergephitemp.
15244 2007-06-13 Eric Christopher <echristo@apple.com>
15246 * config/i386/i386.c (override_options): If we've specified
15247 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
15249 2007-06-13 Bob Wilson <bob.wilson@acm.org>
15251 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
15254 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
15256 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
15257 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
15258 (eh_store_handler): New pattern.
15259 (eh_return): Emit it instead of a plain move.
15261 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
15263 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
15264 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
15265 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
15268 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
15270 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
15271 (find_next_insn_start, find_load): New functions.
15272 (bfin_reorg): Use them to deal with the fact that parallel insns are
15273 no longer represented as a SEQUENCE.
15275 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
15277 * config/sparc/sparc.c (sparc_override_options): Initialize
15278 fpu mask correctly.
15280 2007-06-13 Dave Korn <dave.korn@artimi.com>
15282 * config/i386/i386.c (ix86_eax_live_at_start_p): Use
15285 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
15287 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
15288 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
15289 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
15290 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
15291 tree-vect-transform.c: Fix comment typos. Follow spelling
15294 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
15296 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
15297 to the exit block use set.
15298 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
15299 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
15300 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
15302 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
15304 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
15305 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
15306 to indicate an error.
15307 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters):
15309 (dbg_cnt_process_opt): Print an error on a bad argument.
15310 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
15311 * common.opt (-fdbg-cnt-list): New.
15312 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
15314 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
15316 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
15317 flag on ref-all pointers.
15319 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
15321 PR middle-end/31579
15322 * expr.c (expand_expr_addr_expr_1): Call expand_expr
15323 for the offset with the modifier as EXPAND_INITIALIZER
15324 if the modifier is EXPAND_INITIALIZER.
15325 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
15326 a register if we had an overflow.
15328 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15330 * real.c (real_isfinite): New.
15331 (real_sqrt): Use it.
15332 * real.h (real_isfinite): New.
15333 * builtins.c: Use it.
15335 2007-06-12 Ian Lance Taylor <iant@google.com>
15336 Daniel Berlin <dberlin@dberlin.org>
15339 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
15340 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
15341 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
15342 (DECL_NO_TBAA_P): Define.
15343 (struct tree_decl_common): Add no_tbaa_flag field.
15344 * tree-ssa-structalias.c (struct variable_info): Add
15345 no_tbaa_pruning field.
15346 (new_var_info): Initialize no_tbaa_pruning field.
15347 (unify_nodes): Copy no_tbaa_pruning field.
15348 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
15349 (dump_solution_for_var): Print no_tbaa_pruning flag.
15350 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
15352 (compute_tbaa_pruning): New static function.
15353 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
15354 Call compute_tbaa_pruning.
15355 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
15356 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
15357 * gimple-low.c (lower_stmt): Likewise.
15358 * tree-gimple.c (is_gimple_stmt): Likewise.
15359 * tree-ssa-operands.c (get_expr_operands): Likewise.
15360 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
15361 * tree-inline.c (estimate_num_insns_1): Likewise.
15362 (copy_result_decl_to_var): Likewise.
15363 * expr.c (expand_expr_real_1): Likewise.
15364 * tree-pretty-print.c (dump_generic_node): Likewise.
15365 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
15366 * omp-low.c (omp_copy_decl_2): Likewise.
15367 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
15368 * doc/c-tree.texi (Expression trees): Document
15369 CHANGE_DYNAMIC_TYPE_EXPR.
15371 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15373 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
15374 with !HONOR_NANS and !HONOR_INFINITIES.
15375 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
15377 2007-06-12 Tristan Gingold <gingold@adacore.com>
15379 * gcov.c: Comments updated.
15380 (source_info): Add file_time field.
15381 (source_index): New variable.
15382 (mutiple_files): New variable.
15383 (generate_results): New function extracted from process_file.
15384 (process_file): Save and restore chain of functions, generate
15385 results and free structures only if not merging results.
15386 (release_structures): File names are now freed in create_file_names
15387 (create_file_names): Free previous file names.
15388 (find_source): File date is now read here and modifications in
15389 source files is checked here.
15390 (read_graph_file): Only reverse order of functions for the current
15392 (make_gcov_file_name): Do not generate long names if input_name is
15394 (output_lines): If merging results do not display graph, data and
15396 Checking source file modification is done in find_source.
15398 * doc/gcov.texi: Append an s to sourcefile.
15400 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
15402 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
15403 (forced_nop): New pattern.
15404 * config/bfin/bfin.c: Include "df.h".
15405 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
15406 (bfin_discover_loop): Use df_get_live_in instead of
15407 global_live_at_start.
15408 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
15409 df_analyze when done.
15410 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
15411 the insns. Use QImode for the final insn in a bundle. Call
15412 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
15414 (reorder_var_tracking_notes): New function.
15415 (bfin_reorg): Pass no argument to split_all_insns. Don't call
15416 update_life_info. Call df_analyze after scheduling and bundle
15417 generation. Call reorder_var_tracking_notes if generating these
15418 notes. Call df_finish_pass at the end.
15420 2007-06-12 Dirk Mueller <dmueller@suse.de>
15422 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
15423 a comparison, not an assignment.
15425 2007-06-12 Olivier Hainque <hainque@adacore.com>
15427 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
15428 Request walking the subtrees only, leaving the current is_lhs/val_only
15430 (convert_non_local_reference): Likewise.
15432 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
15434 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
15436 2007-06-12 Richard Guenther <rguenther@suse.de>
15438 PR tree-optimization/15353
15439 PR tree-optimization/31657
15440 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
15441 * timevar.def: Add TV_TREE_IFCOMBINE.
15442 * tree-pass.h (pass_tree_ifcombine): Declare.
15443 * tree-ssa-ifcombine.c: New file.
15444 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
15445 * tree-flow.h (blocks_in_phiopt_order): Declare.
15446 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
15447 (tree-ssa-ifcombine.o): New dependencies.
15449 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
15451 PR rtl-optimization/32293
15452 * combine.c (simplify_if_then_else): Truncate return from
15453 nonzero_bits() to correct mode.
15455 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
15457 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
15458 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
15460 2007-06-11 Diego Novillo <dnovillo@google.com>
15462 * Makefile.in (reload1.o-warn): Remove.
15464 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
15466 * combine.c (subst): Use reg_overlap_mentioned_p
15467 instead of comparing register numbers directly.
15469 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
15471 * reload1.c (mark_home_live_1): Use the mode parameter.
15473 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
15475 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
15476 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
15478 * df-core.c: Ditto.
15480 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
15482 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
15484 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
15486 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
15487 from integer registers.
15488 (FP mode splitters): Handle TFmode.
15490 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
15492 * tree-ssa-structalias.c (find_what_p_points_to): Return false
15493 for ref-all pointers that point-to anything.
15495 2007-06-11 Joseph Myers <joseph@codesourcery.com>
15497 * config/arm/arm.c (arm_output_dwarf_dtprel,
15498 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
15500 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
15502 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
15503 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
15506 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
15508 * tree.c (signed_or_unsigned_type_for): New.
15509 (unsigned_type_for): Use signed_or_unsigned_type_for.
15510 (signed_type_for): Use signed_or_unsigned_type_for.
15511 * tree.h (signed_or_unsigned_type_for): New.
15512 (get_signed_or_unsigned_type): Remove.
15513 * fold-const.c (fold_negate_expr): Use signed_type_for instead of
15514 lang_hooks.types.signed_type
15515 (size_diffop): Likewise.
15516 (all_ones_mask_p): Likewise.
15517 (build_range_check): Likewise.
15518 (fold_cond_expr_with_comparison): Likewise.
15519 (fold_cond_expr_with_comparison): Likewise.
15520 (unextend): Likewise.
15521 (extract_muldiv_1): Likewise.
15522 (fold_single_bit_test_into_sign_test): Likewise.
15523 (fold_binary): Likewise.
15524 (fold_ternary): Likewise.
15525 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
15526 instead of get_signed_or_unsigned_type.
15527 * c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
15528 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
15529 * expr.c (signed_or_unsigned_type_for): Use
15530 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
15531 * langhooks.c (get_signed_or_unsigned_type): Remove.
15532 (lhd_signed_or_unsigned_type): Remove.
15533 * langhooks.h (lang_hooks_for_types): Remove signed_type and
15534 signed_or_unsigned_type.
15535 (lhd_signed_or_unsigned_type): Remove.
15536 * expmed.c (make_tree): Use signed_type_for instead of
15537 lang_hooks.types.signed_type.
15538 * c-common.c (same_scalar_type_ignoring_signedness): Use
15539 c_common_signed_type instead of lang_hooks.types.signed_type.
15540 (c_common_unsigned_type): New.
15541 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
15542 (shorten_compare): Use c_common_unsigned_type instead of
15543 c_common_signed_or_unsigned_type.
15544 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
15546 * convert.c (convert_to_integer): Use signed_type_for instead of
15547 lang_hooks.types.signed_type.
15548 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
15549 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
15550 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
15551 * c-format.c (check_format_types): Use c_common_unsigned_type
15552 instead of unsigned_type_for.
15553 * c-decl.c (groakdeclarator): Likewise.
15554 * c-typeck.c (convert_for_assignment): Likewise.
15555 * c-common.h (c_common_unsigned_type): New.
15557 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
15560 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
15561 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
15563 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
15565 PR middle-end/32279
15566 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
15567 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
15569 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
15570 Sebastian Pop <sebpop@gmail.com>
15572 * lambda-code.c (remove_iv): New.
15573 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
15575 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
15577 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
15578 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
15579 * tree-ssa-loop-prefetch.c: Include optabs.h.
15580 (FENCE_FOLLOWING_MOVNT): New macro.
15581 (struct mem_ref): Add independent_p and storent_p fields.
15582 (record_ref): Initalize the new fields.
15583 (gather_memory_references_ref): Return true if the reference
15585 (gather_memory_references): Check whether all memory accesses
15586 in loop were recorded.
15587 (should_issue_prefetch_p): Return false for nontemporal stores.
15588 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
15589 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
15590 (determine_loop_nest_reuse): Detect independent memory references.
15591 (loop_prefetch_arrays): Call mark_nontemporal_stores.
15592 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
15593 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
15594 * config/i386/i386.h (x86_mfence): Declare.
15595 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
15596 * config/i386/i386.c (x86_mfence): New variable.
15597 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
15599 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
15600 * optabs.c (init_optabs): Initialize storent_optab.
15601 * optabs.h (enum optab_index): Add OTI_storent.
15602 (storent_optab): Declare.
15603 * genopinit.c (optabs): Add initialization for storent_optab.
15604 * tree.h (MOVE_NONTEMPORAL): New macro.
15605 * expr.c (expand_assignment, store_expr, store_constructor_field,
15606 store_constructor, store_field, expand_expr_real_1): Propagate
15607 nontemporality of the expanded store.
15608 (emit_storent_insn): New function.
15609 * expr.h (expand_assignment, store_expr): Declaration changed.
15610 * function.c (assign_parm_setup_reg): Pass false as nontemporality
15611 to expand_assignment.
15612 * stmt.c (expand_asm_expr): Ditto.
15613 * calls.c (initialize_argument_information): Pass false as
15614 nontemporality to store_expr.
15615 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
15618 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
15620 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
15622 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
15624 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
15626 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
15627 and allow DECL_P here.
15629 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
15631 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
15632 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
15633 track of the size of the expression.
15634 * cfghooks.c (merge_blocks): Remove block from loops structure only
15635 after call of the merge_blocks hook.
15637 2007-06-09 Tom Tromey <tromey@redhat.com>
15639 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
15640 (deprecated_state): Removed.
15641 (start_decl): Update.
15642 (enum deprecated_states): Moved earlier.
15643 (groktypename): Update.
15644 (push_parm_decl): Likewise.
15645 (grokfield): Likewise.
15646 (start_function): Likewise.
15648 2007-06-09 Ian Lance Taylor <iant@google.com>
15650 PR tree-optimization/32169
15651 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
15652 CONVERT_EXPR, check whether min and max both converted to an
15653 overflow infinity representation.
15655 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
15657 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
15658 not inserted on the edge.
15660 2007-06-08 Bob Wilson <bob.wilson@acm.org>
15662 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
15663 instructions if they are supported.
15664 (__divsi3, __umodsi3, __modsi3): Likewise.
15665 (__ashldi3, __ashrdi3, __lshrdi3): New.
15666 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
15668 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
15669 Tony Linthicum <tony.linthicum@amd.com>
15671 * doc/invoke.texi: Add fvect-cost-model flag.
15672 * common.opt (fvect-cost-model): New flag.
15673 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
15674 cost fields in stmt_vec_info struct for STMT.
15675 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
15676 fields in stmt_vec_info struct and access functions for the same.
15677 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
15678 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
15679 load, store and vector to scalar operation.
15680 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
15681 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
15682 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
15683 (TARG_VEC_STORE_COST): Define cost of vector store.
15684 (vect_estimate_min_profitable_iters): Define new function.
15685 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
15686 check to evaluate if loop iterations are less than minimum profitable
15687 iterations determined by cost model or minimum vect loop bound defined
15688 by user, whichever is more conservative.
15689 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
15690 run-time check to evaluate if loop iterations are less than minimum
15691 profitable iterations determined by cost model or minimum vect loop
15692 bound defined by user, whichever is more conservative.
15693 (vect_estimate_min_profitable_iterations): New function to estimate
15694 mimimimum iterartions required for vector version of loop to be
15695 profitable over scalar version.
15696 (vect_model_reduction_cost): New function.
15697 (vect_model_induction_cost): New function.
15698 (vect_model_simple_cost): New function.
15699 (vect_cost_strided_group_size): New function.
15700 (vect_model_store_cost): New function.
15701 (vect_model_load_cost): New function.
15702 (vectorizable_reduction): Call vect_model_reduction_cost during
15704 (vectorizable_induction): Call vect_model_induction_cost during
15706 (vectorizable_load): Call vect_model_load_cost during analysis phase.
15707 (vectorizable_store): Call vect_model_store_cost during analysis phase.
15708 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
15709 vectorizable_promotion, vectorizable_demotion): Call
15710 vect_model_simple_cost during analysis phase.
15712 2007-06-08 Simon Baldwin <simonb@google.com>
15714 * reg-stack.c (get_true_reg): Readability change. Moved default case
15715 label into direct switch statement scope.
15717 2007-06-08 Simon Baldwin <simonb@google.com>
15719 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
15720 in gcc_assert() with '==' comparison.
15722 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
15724 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
15725 TARGET_ABM handling of x86_popcnt variable.
15727 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
15729 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
15730 __builtin_copysignq and __builtin_infq built-in functions.
15732 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
15734 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
15735 SSE4.2 section. Correct built-in function names in SSE4A section.
15737 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
15739 PR tree-optimization/32243
15740 * tree-vect-transform.c (vectorizable_type_promotion): Move check
15741 for ncopies after ratio check between nunits_out and nunits_in.
15742 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
15744 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
15746 PR tree-optimization/32224
15747 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
15748 vectorization upon a non GIMPLE_MODIFY_STMT.
15750 2007-06-08 Christian Bruel <christian.bruel@st.com>
15753 * config/sh/sh.md (doloop_end): New pattern and splitter.
15754 * loop-iv.c (simple_rhs_p): Check for hardware registers.
15756 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
15758 PR middle-end/32209
15759 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
15761 (verify_dominators): Do not change dominance tree.
15763 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
15765 * config/sh/constraints.md: New file.
15766 * config/sh/sh.c: Include tm-constrs.h.
15767 (reg_class_from_letter): Remove.
15768 (prepare_cbranch_operands): Use satisfies_constraint_*
15769 function instead of macro.
15770 (andcosts, broken_move, sh_secondary_reload): Likewise.
15771 * config/sh/predicates.md (trapping_target_operand): Likewise.
15772 (and_operand, arith_operand, arith_reg_or_0_operand,
15773 cmp_operand, logical_operand, target_operand,
15774 ua_address_operand, ua_offset, xor_operand): Likewise.
15775 * config/sh/sh.md: Include constraints.md.
15776 (*movsicc_t_false): Use satisfies_constraint_* function
15778 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
15779 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
15780 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
15781 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
15782 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
15783 (REG_CLASS_FROM_CONSTRAINT): Remove.
15784 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
15785 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
15786 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
15787 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
15788 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
15789 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
15790 function instead of macro.
15791 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
15792 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
15793 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
15794 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
15795 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
15796 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
15797 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
15798 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
15799 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
15800 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
15801 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
15802 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
15803 EXTRA_CONSTRAINT_STR): Likewise.
15804 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
15806 2007-06-07 Geoffrey Keating <geoffk@apple.com>
15808 * config/i386/darwin.h (STACK_BOUNDARY): Define.
15810 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
15813 * c-common.h (flag_cpp0x): Replaced by...
15814 (cxx_dialect): ... this new variable specifying the C++ dialect that
15816 * c-common.c (flag_cpp0x): Removed.
15817 (cxx_dialect): Defined.
15818 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
15820 * c-opts.c (c_common_post_options): Likewise.
15821 (set_std_cxx98): Set cxx_dialect to cxx98.
15822 (set_std_cxx0x): Set cxx_dialect to cxx0x.
15824 2007-06-07 Geoffrey Keating <geoffk@apple.com>
15825 Hui-May Chang <hm.chang@apple.com>
15827 * doc/invoke.texi (Darwin Options): Update documentation for
15828 -mmacosx-version-min.
15829 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
15830 * config/darwin-driver.c: New file.
15831 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
15832 * config/t-darwin (darwin-driver.o): New rule.
15834 * config/darwin-c.c (version_as_macro): Ignore low digit.
15836 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
15838 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
15839 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
15840 (CSGNMODE): New mode macro.
15841 (CSGNVMODE): New mode attribute.
15842 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
15843 expander using CSGNMODE mode macro. Handle TFmode.
15844 (copysign<mode>3_const): Rename from copysignsf3_const and
15845 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
15847 (copysign<mode>3_var): Rename from copysignsf3_var and
15848 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
15850 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
15851 mode macro. Handle TFmode.
15852 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
15853 (iortf3, *iortf3): Ditto.
15854 (xortf3, *xortf3): Ditto.
15855 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
15856 TFmode and TImode masks.
15857 (ix86_expand_copysign): Expand TFmode copysign insn.
15858 (IX86_BUILTIN_INFQ): New.
15859 (IX86_BUILTIN_FABSQ): Ditto.
15860 (IX86_BUILTIN_COPYSIGNQ): Ditto.
15861 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
15862 [__builtin_fabsq]: Ditto.
15863 [__builtin_copysignq]: Ditto.
15864 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
15865 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
15866 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
15867 ix86_expand_binop_builtin().
15869 2007-06-07 Bob Wilson <bob.wilson@acm.org>
15871 * config/xtensa/lib1funcs.asm: Clean up whitespace.
15873 2007-06-07 Steve Ellcey <sje@cup.hp.com>
15876 * rtl.h (push_to_sequence2): New.
15877 * emit-rtl.c (push_to_sequence2): New.
15878 * function.c (assign_parm_data_all): Add new fields.
15879 (assign_parm_setup_block): Call push_to_sequence2 instead of
15881 (assign_parm_setup_reg): Ditto.
15882 (assign_parm_setup_stack): Ditto.
15883 (assign_parms_unsplit_complex): Ditto.
15884 (assign_parms): Change field name.
15886 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
15888 PR tree-optimization/32220
15889 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
15890 phi node is reached before defining statement.
15892 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
15895 * tree-vect-transform.c (vectorizable_call): Call update_stmt
15896 after changing the right hand side of the assignment.
15898 2007-06-06 Eric Christopher <echristo@apple.com>
15900 * config.gcc (i?86-*-darwin*): Remove arch parameter.
15901 (x86_64-*-darwin*): Ditto.
15902 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
15903 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
15905 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
15907 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
15908 coding conventions.
15909 (add_key): Likewise.
15910 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
15911 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
15913 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory
15915 (add_cost_one_coalesce): Likewise.
15916 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
15917 variable names. Rename orig to orig_name for consistency.
15918 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the
15919 coding conventions.
15920 (cprop_into_successor_phis): Avoid using C++ keywords as variable
15922 (record_equivalences_from_stmt): Likewise.
15923 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
15924 the coding conventions.
15925 (memory_ssa_name_same): Likewise.
15926 (dse_optimize_stmt): Likewise.
15927 (dse_record_phis): Likewise.
15928 (dse_finalize_block): Likewise.
15929 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
15930 keywords as variable names.
15931 (may_move_till): Cast according to the coding conventions.
15932 (force_move_till_expr): Avoid using C++ keywords as variable names.
15933 (force_move_till): Cast according to the coding conventions.
15934 (memref_hash): Likewise.
15935 (memref_eq): Likewise.
15936 (gather_mem_refs_stmt): Likewise.
15937 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid
15938 using C++ keywords as variable names.
15939 (idx_find_step): Cast according to the coding conventions.
15940 (idx_record_use): Likewise.
15941 (find_depends): Likewise.
15942 (prepare_decl_rtl): Likewise.
15943 (mbc_entry_hash): Likewise.
15944 (mbc_entry_eq): Likewise.
15945 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
15946 (simplify_replace_tree): Avoid using C++ keywords as variable names.
15947 (idx_infer_loop_bounds): Cast according to the coding conventions.
15948 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
15949 * tree-ssa-math-opts.c (occ_new ): Likwise.
15950 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
15952 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as
15954 (add_use_op): Likewise.
15955 (add_vop): Likewise.
15956 (add_vuse_op): Likewise.
15957 (add_vdef_op): Likewise.
15958 (get_expr_operands): Likewise.
15959 (push_stmt_changes): Use type safe memory macros.
15960 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
15961 keywords as variable names.
15962 (conditional_replacement): Likewise.
15963 (minmax_replacement): Likewise.
15964 (abs_replacement): Likewise.
15965 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
15966 coding conventions.
15967 (insert_fake_stores): Avoid using C++ keywords as variable names.
15968 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
15970 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
15971 (heapvar_insert): Use type safe memory macros.
15972 (new_var_info): Cast according to the coding conventions.
15973 (new_constraint): Likewise.
15974 (remove_preds_and_fake_succs): Use type safe memory macros.
15975 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
15977 (thread_single_edge): Likewise.
15978 (thread_through_loop_header): Likewise.
15980 2007-06-06 Eric Christopher <echristo@apple.com>
15982 * config/i386/i386.c (override_options): Move handling
15983 of TARGET_SUBTARGET* earlier.
15985 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
15987 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
15990 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
15992 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
15993 emited outside of basic block.
15994 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
15995 the created blocks.
15996 * rtl.h (delete_insn_chain): Declaration changed.
15997 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
15999 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
16000 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
16001 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
16002 to delete_insn_chain.
16003 (rtl_verify_flow_info_1): Verify that the insns in header and footer
16004 do not have bb field set.
16005 (rtl_verify_flow_info): Verify that insns between basic blocks do not
16007 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
16008 * cfgcleanup.c (try_optimize_cfg): Ditto.
16010 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
16012 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
16013 (lambda_body_vector_new): Use type safe memory macros.
16014 (lambda_linear_expression_new): Likewise.
16015 (lambda_loopnest_new): Likewise.
16016 (lambda_lattice_new): Likewise.
16017 (replace_uses_equiv_to_x_with_y): Cast according to the coding
16018 conventions. Use type safe memory macros.
16019 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
16020 (lambda_body_vector_s): Likewise.
16021 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
16022 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
16024 2007-06-06 Richard Guenther <rguenther@suse.de>
16026 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
16027 if we need to schedule cfg_cleanup.
16028 (tree_ssa_forward_propagate_single_use_vars): Do so.
16030 2007-06-06 Ian Lance Taylor <iant@google.com>
16032 * fold-const.c (merge_ranges): If range_successor or
16033 range_predecessor fail, just return 0.
16035 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
16037 PR tree-optimization/32216
16038 * tree-vectorizer.c (supportable_widening_operation): Determine
16039 signedness of FIX_TRUNC_EXPR from output operand.
16040 (supportable_narrowing_operation): Ditto.
16041 * tree-vect-generic.c (expand_vector_operations_1): Determine
16042 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
16043 from input operand.
16045 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
16047 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
16048 (struct pta): ...from here. Change flags to unsigned to avoid
16049 excessive casting (as it is used as a bit mask).
16050 (override_options): Add casts according to the coding convenventions.
16051 (x86_64_elf_unique_section): Likewise.
16052 (examine_argument): Avoid using C++ keywords as variable names.
16053 (construct_container): Likewise.
16054 (legitimize_pic_address): Likewise.
16055 (get_dllimport_decl): Cast according to the coding conventions. Use
16056 type safe memory macros.
16057 (legitimize_address): Cast according to the coding conventions.
16058 (emit_i387_cw_initialization): Corrected the type of slot to enum
16060 (ix86_init_machine_status): Use type safe memory macros.
16061 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
16062 (bdesc_pcmpistr): Likewise.
16063 (bdesc_crc32): Likewise.
16064 (bdesc_sse_3arg): Likewise.
16065 (bdesc_2arg): Likewise.
16066 (bdesc_1arg): Likewise.
16067 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
16068 (ix86_expand_sse_pcmpistr): Likewise.
16069 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
16070 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
16071 int to match the langhook definition.
16072 (ix86_builtin_conversion): Change the type of code to unsigned init to
16073 match the langhook definition.
16074 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
16076 (ix86_preferred_output_reload_class): Likewise.
16077 (ix86_cannot_change_mode_class): Likewise.
16078 (ix86_memory_move_cost): Likewise.
16079 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
16080 avoid excessive casting later on.
16081 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
16083 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
16085 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
16086 as flags setting insn.
16087 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
16089 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
16091 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
16092 (UNSPEC_ROUND): New.
16093 ("sse4_1_round<mode>2"): New insn pattern.
16094 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
16096 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
16097 expander using SSEMODEF mode macro. Expand using
16098 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
16099 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
16100 expander using SSEMODEF mode macro. Expand using
16101 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
16102 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
16103 expander using SSEMODEF mode macro. Expand using
16104 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
16105 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
16106 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
16107 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
16110 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
16111 Sebastian Pop <sebpop@gmail.com>
16113 * lambda.h (build_linear_expr): New.
16114 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
16115 Use build_linear_expr, call fold and force_gimple_operand.
16116 (lambda_loopnest_to_gcc_loopnest): Check that there is
16117 something to insert.
16118 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
16120 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
16122 PR preprocessor/23479
16123 * doc/extend.texi: Document the 0b-prefixed binary integer
16124 constant extension.
16126 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
16128 PR tree-optimization/32215
16129 * tree-vectorizer.c (supportable_widening_operation): Return false
16130 for unsupported FIX_TRUNC_EXPR tree code.
16131 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
16133 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
16135 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
16136 register on SPE targets. Change documentation to reflect
16138 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
16139 Change FIXED_SCRATCH to 14 and document why we're keeping r14
16140 out of the register allocation pool.
16141 (rs6000_reg_live_or_pic_offset_p): New function.
16142 (rs6000_emit_prologue): Move the actual saving of LR up to free
16143 r0 for holding r11. Split saving of SPE 64-bit registers into
16144 its own case. Ensure that offsets will always be in-range for
16145 'evstdd' by using r11 as a scratch register to point at the start
16146 of the SPE save area. Save r11 if necessary, as it is the static
16148 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
16149 into its own case. Ensure that offsets will always be in-range
16150 for 'evldd' by using r11 as a scratch register to point at the
16151 start of the SPE save area. Also adjust r11 when restoring
16152 the stack pointer to compensate for pre-loading r11.
16154 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
16156 * cfg.c (init_flow): Use type safe memory macros.
16157 (alloc_block): Likewise.
16158 (unchecked_make_edge): Likewise.
16159 (dump_flow_info): Avoid using C++ keywords as variable names.
16160 (copy_original_table_clear): Cast according to the coding conventions.
16161 (copy_original_table_set): Likewise.
16162 * cfgexpand (label_rtx_for_bb): Likewise.
16163 (expand_gimple_basic_block): Likewise.
16164 * cfghooks.c (dump_bb): Likewise.
16165 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
16167 (lv_add_condition_to_bb): Likewise.
16168 * cfglayout (relink_block_chain): Cast according to the coding
16170 (fixup_reorder_chain): Likewise.
16171 (fixup_fallthru_exit_predecessor): Likewise.
16172 * cfgloop.c (glb_enum_p): Likewise.
16173 (get_exit_description): Likewise.
16174 (dump_recorded_exit): Likewise.
16175 * cfgloop.h (enum loop_estimation): Move out of struct scope...
16176 (struct loop): ... from here.
16177 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
16179 * cfgrtl.c (rtl_create_basic_block): Likewise.
16180 (rtl_split_block): Likewise.
16181 (rtl_dump_bb): Likewise.
16182 (cfg_layout_split_block): Likewise.
16183 (init_rtl_bb_info): Use typesafe memory macros.
16185 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
16186 * graphds.h: Updated all usages of edge to graph_edge.
16187 * graphds.c: Likewise.
16188 * cfgloopanal.c: Likewise.
16190 2007-06-05 Ian Lance Taylor <iant@google.com>
16192 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
16193 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
16194 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
16196 (test_for_singularity): Likewise.
16198 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
16200 * config/i386/constraints.md ("Y2"): Replaced by ...
16202 * config/i386/i386.md: Likewise.
16203 * config/i386/mmx.md: Likewise.
16204 * config/i386/sse.md: Likewise.
16206 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
16208 * config/i386/constraints.md ("z"): Replaced by ...
16210 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
16211 (sse4_1_blendvps): Likewise.
16212 (sse4_1_pblendvb): Likewise.
16213 (sse4_2_pcmpestr): Likewise.
16214 (sse4_2_pcmpestrm): Likewise.
16215 (sse4_2_pcmpestr_cconly): Likewise.
16216 (sse4_2_pcmpistr): Likewise.
16217 (sse4_2_pcmpistrm): Likewise.
16218 (sse4_2_pcmpistr_cconly): Likewise.
16220 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
16222 * matrix-reorg.c (transform_access_sites): Fix computation.
16223 (transform_allocation_sites): Same.
16225 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
16227 * config/i386/i386.c (override_options): Use
16228 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
16230 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
16232 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
16233 (nonimm_not_xmm0_operand): Ditto.
16234 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
16235 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
16236 as operand[2] predicate. Require "z" class XMM register for
16237 operand[3]. Adjust asm template.
16238 ("sse4_1_blendvpd"): Ditto.
16239 ("sse4_1_pblendvb"): Ditto.
16240 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
16241 force op2 into xmm0 register for variable blend instructions.
16243 2007-06-04 Tom Tromey <tromey@redhat.com>
16245 * c-tree.h (start_enum): Update.
16246 (build_enumerator): Likewise.
16247 * c-decl.c (enum_next_value): Removed.
16248 (enum_overflow): Likewise.
16249 (start_enum): Add c_enum_contents argument. Don't use globals.
16250 (build_enumerator): Likewise.
16251 * c-tree.h (struct c_enum_contents): New struct.
16253 2007-06-04 Tom Tromey <tromey@redhat.com>
16255 * c-common.c (c_common_get_alias_set): Fix indentation.
16257 2007-06-04 Ian Lance Taylor <iant@google.com>
16259 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
16260 to overflow, reduce overflow infinity to regular infinity.
16261 (vrp_var_may_overflow): New static function.
16262 (vrp_visit_phi_node): Check vrp_var_may_overflow.
16264 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
16266 * stor-layout.c (layout_type): Remove duplicate code.
16268 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
16271 * c-common.c (c_define_builtins): Call targetm.init_builtins ()
16272 before build_common_builtin_nodes ().
16274 2007-06-04 Steve Ellcey <sje@cup.hp.com>
16277 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
16279 2007-06-04 Jan Hubicka <jh@suse.cz>
16281 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
16282 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
16283 instead of _stat version.
16285 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
16287 PR tree-optimization/32194
16288 * tree-predcom.c (determine_offset): Check that both references have
16291 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
16293 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
16294 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
16295 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
16296 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
16297 Add argument to iterate_fix_dominators call.
16298 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
16299 * gcse.c (hoist_code): Change domby to vector.
16300 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
16301 Add argument to iterate_fix_dominators call.
16302 * loop-doloop.c (doloop_modify): Changed recount_dominator to
16303 recompute_dominator.
16304 * lambda-code.c (perfect_nestify): Ditto.
16305 * cfgloopanal.c: Include graphds.h.
16306 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
16307 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
16308 (mark_irreducible_loops): Use graphds_scc. Remove argument from
16310 * graphds.c: New file.
16311 * graphds.h: New file.
16312 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
16313 (get_dominated_by, get_dominated_by_region): Change return type to
16315 (verify_dominators): Recompute all dominators and compare the results.
16316 (recount_dominator): Renamed to ...
16317 (recompute_dominator): ... this. Do not check that the block is
16318 dominated by entry.
16319 (iterate_fix_dominators): Reimplemented.
16320 (prune_bbs_to_update_dominators, root_of_dom_tree,
16321 determine_dominators_for_sons): New functions.
16322 * et-forest.c (et_root): New function.
16323 * et-forest.h (et_root): Declare.
16324 * Makefile.in (graphds.o): Add.
16325 (cfgloopanal.o): Add graphds.h dependency.
16326 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
16327 * basic-block.h (get_dominated_by, get_dominated_by_region,
16328 iterate_fix_dominators): Declaration changed.
16329 (recount_dominator): Renamed to ...
16330 (recompute_dominator): ... this.
16331 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
16332 (thread_through_all_blocks): Do not free dominance info.
16334 2007-06-03 Andreas Schwab <schwab@suse.de>
16336 * config/m68k/m68k.c (override_options): Don't override
16338 * config/m68k/m68k-modes.def (SF, DF): Define to use
16339 motorola_single_format and motorola_double_format, resp.
16340 * real.c (motorola_single_format): Renamed from
16341 coldfire_single_format.
16342 (motorola_double_format): Renamed from coldfire_double_format.
16343 (encode_ieee_extended): Generate a proper canonical NaN image
16344 respecting canonical_nan_lsbs_set.
16345 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
16347 * real.h: Adjust declarations.
16349 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
16352 * config/sh/sh.md (symGOT_load): Don't schedule insns when
16353 the symbol is generated with the stack protector.
16355 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
16357 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
16358 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
16360 * doc/extend.texi (interrupt): Mention m68k.
16362 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
16364 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
16365 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
16366 (ix86_expand_sse_pcmpestr): Do not check operands for
16367 "register_operand", when insn operand predicate is "register_operand".
16368 (ix86_expand_sse_pcmpistr): Ditto.
16370 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
16371 Uros Bizjak <ubizjak@gmail.com>
16373 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
16374 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
16375 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
16376 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
16377 * config/i386/constraints.md ("z"): New register constraint
16378 for members of SSE_FIRST_REG class.
16379 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
16380 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
16381 SSE_FIRST_REG class.
16382 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
16383 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
16384 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
16385 (IX86_BUILTIN_PCMPESTRM128): Likewise.
16386 (IX86_BUILTIN_PCMPESTRA128): Likewise.
16387 (IX86_BUILTIN_PCMPESTRC128): Likewise.
16388 (IX86_BUILTIN_PCMPESTRO128): Likewise.
16389 (IX86_BUILTIN_PCMPESTRS128): Likewise.
16390 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
16391 (IX86_BUILTIN_PCMPISTRI128): Likewise.
16392 (IX86_BUILTIN_PCMPISTRM128): Likewise.
16393 (IX86_BUILTIN_PCMPISTRA128): Likewise.
16394 (IX86_BUILTIN_PCMPISTRC128): Likewise.
16395 (IX86_BUILTIN_PCMPISTRO128): Likewise.
16396 (IX86_BUILTIN_PCMPISTRS128): Likewise.
16397 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
16398 (struct builtin_description): Change "flag" field to unsigned.
16399 (bdesc_pcmpestr): New builtin description table.
16400 (bdesc_pcmpistr): Likewise.
16401 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
16402 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
16403 Initialize pcmp[ei]str[im] insns for SSE4.2.
16404 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
16405 (ix86_expand_sse_pcmpistr): Likewise.
16406 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
16407 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
16408 (UNSPEC_PCMPISTR): Likewise.
16409 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
16410 (sse4_2_pcmpestri):New isns pattern.
16411 (sse4_2_pcmpestrm): Likewise.
16412 (sse4_2_pcmpestr_cconly): Likewise.
16413 (sse4_2_pcmpistr): New insn patern and splitter.
16414 (sse4_2_pcmpistri):New isns pattern.
16415 (sse4_2_pcmpistrm): Likewise.
16416 (sse4_2_pcmpistr_cconly): Likewise.
16417 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
16420 2007-06-01 David Daney <ddaney@avtrex.com>
16422 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
16423 LOADGP_ABSOLUTE and not binds_local_p.
16425 2007-06-01 Geoffrey Keating <geoffk@apple.com>
16427 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
16429 2007-06-01 Ian Lance Taylor <iant@google.com>
16431 * tree-vrp.c (compare_name_with_value): Always set
16432 used_strict_overflow if we get a result from the variable itself.
16434 2007-06-01 Ian Lance Taylor <iant@google.com>
16436 PR rtl-optimization/31455
16437 * lower-subreg.c (find_decomposable_subregs): Don't decompose
16438 subregs which have a cast between modes which are not tieable.
16440 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
16442 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
16443 breaks after return statements.
16445 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
16447 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
16448 only after no_new_pseudos.
16450 2007-05-31 Eric Christopher <echristo@apple.com>
16452 * expr.c (convert_move): Assert that we don't have a BLKmode
16454 (store_expr): Handle BLKmode moves by calling emit_block_move.
16456 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
16458 * c-typeck.c (build_indirect_ref): Include type in error message.
16459 (build_binary_op): Pass types to binary_op_error.
16460 * c-common.c (binary_op_error): Take two type arguments, print out
16462 * c-common.h (binary_op_error): Update prototype.
16464 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
16466 * config/i386/i386.c: Correct coments on -mno-sse4.
16468 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
16470 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
16471 (x86_64-*-*): Likewise.
16472 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
16473 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
16474 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
16475 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
16476 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
16477 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
16478 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
16479 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
16480 (OPTION_MASK_ISA_SSE4): Likewise.
16481 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
16482 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
16483 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
16484 (override_options): Support SSE4.2.
16485 (ix86_build_const_vector): Support SImode and DImode.
16486 (ix86_build_signbit_mask): Likewise.
16487 (ix86_expand_int_vcond): Support V2DImode.
16488 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
16489 (IX86_BUILTIN_CRC32HI): Likewise.
16490 (IX86_BUILTIN_CRC32SI): Likewise.
16491 (IX86_BUILTIN_CRC32DI): Likewise.
16492 (IX86_BUILTIN_PCMPGTQ): Likewise.
16493 (bdesc_crc32): Likewise.
16494 (bdesc_sse_3arg): Likewise.
16495 (ix86_expand_crc32): Likewise.
16496 (ix86_init_mmx_sse_builtins): Support SSE4.2.
16497 (ix86_expand_builtin): Likewise.
16498 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
16499 __SSE4_2__ for -msse4.2.
16500 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
16501 (CRC32MODE): Likewise.
16502 (crc32modesuffix): Likewise.
16503 (crc32modeconstraint): Likewise.
16504 (sse4_2_crc32<mode>): Likewise.
16505 (sse4_2_crc32di): Likewise.
16506 * config/i386/i386.opt (msse4.2): New for SSE4.2.
16508 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
16509 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
16510 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
16511 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
16512 (vcondu<mode>): Likewise.
16513 * doc/extend.texi: Document SSE4.2 built-in functions.
16514 * doc/invoke.texi: Document -msse4.2/-msse4.
16516 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
16518 PR tree-optimization/32160
16519 * tree-predcom.c (predcom_tmp_var): New function. Mark created
16520 variable as gimple reg.
16521 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
16523 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
16525 * gcc.c (main): Don't consider linker options when issuing the
16526 warning about a linker input file not being used.
16528 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16530 * tree-vrp.c (compare_names): Initialize sop.
16532 2007-05-30 Dirk Mueller <dmueller@suse.de>
16534 * cgraphunit.c (cgraph_analyze_function): Remove
16535 computation of inline parameters.
16537 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
16539 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
16541 2007-05-30 Richard Sandiford <richard@codesourcery.com>
16543 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
16544 Add vx-common.h. Include vxworks.h between vx-common.h and
16546 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
16548 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
16549 (TARGET_ASM_DESTRUCTOR): Likewise.
16550 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
16551 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
16552 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
16553 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
16554 (VXWORKS_ENDIAN_SPEC): Define.
16555 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
16556 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
16557 VXWORKS_* equivalents.
16558 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
16559 (ASM_FILE_START): Delete.
16560 (TARGET_VERSION): Reformat.
16561 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
16562 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
16563 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
16564 (FPBIT, DPBIT): Define.
16565 (fp-bit.c, dp-bit.c): New rules.
16566 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
16567 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
16568 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
16569 * config/arm/arm.h: Include vxworks-dummy.h.
16570 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
16571 Mark with ATTRIBUTE_UNUSED.
16572 (arm_override_options): Do not allow VxWorks RTP PIC to be used
16573 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
16574 make it incompatible with -msingle-pic-base.
16575 (arm_function_ok_for_sibcall): Return false for calls that might
16576 go through a VxWorks PIC PLT entry.
16577 (require_pic_register): New function, split out from...
16578 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
16580 (arm_load_pic_register): Handle the VxWorks RTP initialization
16581 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
16582 (arm_emit_call_insn): New function.
16583 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
16584 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
16585 (pic_offset_arm): New pattern.
16586 (call, call_value): Use arm_emit_call_insn.
16587 (call_internal, call_value_internal): New expanders.
16588 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
16589 VxWorks unless __PIC__.
16591 2007-05-30 Eric Christopher <echristo@gmail.com>
16593 * genrecog.c: Include regs.h in generated file.
16594 * genemit.c: Ditto. Fix up formatting.
16595 * config/mn10300/constraints.md: New.
16596 * config/mn10300/mn10300.md: Include.
16597 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
16598 Fix up for removed macro.
16599 * config/mn10300/predicates.md (call_address_operand): Ditto.
16600 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
16601 (CONST_OK_FOR_I): Ditto.
16602 (CONST_OK_FOR_J): Ditto.
16603 (CONST_OK_FOR_K): Ditto.
16604 (CONST_OK_FOR_L): Ditto.
16605 (CONST_OK_FOR_M): Ditto.
16606 (CONST_OK_FOR_N): Ditto.
16607 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
16611 (EXTRA_CONSTRAINT): Ditto.
16613 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
16615 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
16617 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
16618 OPTION_MASK_ISA_64BIT.
16619 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
16621 2007-05-30 Richard Guenther <rguenther@suse.de>
16623 PR middle-end/32152
16624 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
16625 types for comparison.
16626 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
16627 with original typed arguments.
16628 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
16630 2007-05-30 Jakub Jelinek <jakub@redhat.com>
16632 PR tree-optimization/31769
16633 * except.c (duplicate_eh_regions): Clear prev_try if
16634 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
16636 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
16638 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
16639 * tree-ssa-sink.c (statement_sink_location): Return basic block and
16640 bsi of the location where statements should be inserted.
16641 (sink_code_in_bb): Take bsi from statement_sink_location.
16642 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
16643 instead of bsi_start.
16644 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
16646 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
16647 (bsi_move_before): Document inconsistency with bsi_move_after.
16648 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
16650 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
16652 * config/i386/i386.h (TARGET_ABM): New define.
16653 (TARGET_POPCNT): Ditto.
16654 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
16655 New temporary defines to redefine from OPTION_ISA_* defines.
16656 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
16657 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
16658 (ix86_isa_flags): New extern int declaration.
16659 (TARGET_SUBTARGET_DEFAULT): New define.
16660 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
16661 (TARGET_SUBTARGET32_DEFAULT): Ditto.
16662 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
16663 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
16664 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
16665 * config/i386/darwin.h: Change TARGET_64BIT define to
16668 * config/i386/i386.opt (m3dnowa): Define as undocumented option
16669 using existing "ix86_isa_flags" varible.
16670 (m32, m64): Use existing "ix86_isa_flags" variable.
16671 (mmmx, m3dnow): Ditto.
16672 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
16673 (mabm): Define as non-negative option using "x86_abm" variable.
16674 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
16676 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
16677 Rewrite feature test bitmap.
16678 (ix86_isa_flags): New initialized global int varible.
16679 (ix86_isa_flags_explicit): New static int variable.
16680 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
16681 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
16682 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
16683 target_flags_explicit.
16684 (override_options): Remove "target_enable" and "target_disable" fields
16685 from "struct ptt". Update processor_target_table accordingly. Remove
16686 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
16687 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
16688 "target_flags" and "ix86_isa_flags_explicit" instead of
16689 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
16690 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
16691 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
16692 to true when either of PTA_POPCNT or PTA_ABM is set in
16693 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
16694 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
16695 processor_alias_table flags entry. Remove handling of
16696 "target_enable" and "target_disable" fields of processor_target_table.
16697 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
16698 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
16699 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
16700 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
16701 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
16703 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
16705 2007-05-29 David Daney <ddaney@avtrex.com>
16708 * config/mips/mips.c (mips_output_mi_thunk): Emit
16709 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
16711 2007-05-29 Hui-May Chang <hm.chang@apple.com>
16712 * config/i386/i386.c (ix86_function_regparm): Added checking of
16713 ix86_force_align_arg_pointer to determine the number of
16714 register parameters.
16716 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
16718 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
16719 (SET_DR_MISALIGNMENT): New.
16720 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
16721 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
16722 Use SET_DR_MISALIGNMENT.
16723 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
16725 * tree-data-ref.c (create_data_ref, compute_all_dependences,
16726 find_loop_nest): Export.
16727 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
16728 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
16729 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
16730 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
16732 (struct mem_ref): Add field reuse_distance.
16733 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
16734 Initialize reuse_distance field.
16735 (issue_prefetch_ref): Select temporality of prefetch according to
16737 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
16738 self_reuse_distance, determine_loop_nest_reuse): New functions.
16739 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
16740 (tree_ssa_prefetch_arrays): Dump L2 cache size.
16741 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
16744 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
16746 * tree-ssa-alias.c: Add aliasing overview.
16748 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
16749 Danny Smith <dannysmith@users.sourceforge.net>
16752 * config/i386/t-crtfm: Compile crtfastmath.o with
16753 -minline-all-stringops.
16754 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
16755 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
16757 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16759 * doc/md.texi: Document constraints on HP PA-RISC.
16761 * pa/constraints.md: New file.
16762 * pa.md: Include constraints.md.
16763 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
16764 (integer_store_memory_operand, ldil_cint_p): New functions.
16765 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
16766 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
16767 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
16768 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
16769 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
16771 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
16774 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
16775 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
16776 case POSTDECREMENT_EXPR>): Return the error_mark_node
16777 if either the real or imaginary parts would an
16780 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
16782 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
16783 name when we remove it from a call.
16785 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
16787 * targhooks.c (default_narrow_bitfield): Remove.
16788 * targhooks.h: Remove the prototype for
16789 default_narrow_bitfield.
16791 * langhooks-def.h: Remove the prototype for
16792 hook_get_alias_set_0.
16793 * langhooks.c (hook_get_alias_set_0): Remove.
16795 * global.c (EXECUTE_IF_CONFLICT): Remove.
16797 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
16800 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
16801 return true when truth_value_p is true and the type
16804 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
16806 * doc/install.texi (Prerequisites): We no longer require Autoconf
16807 2.13 for the top-level.
16809 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
16811 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
16812 memory access via x86_expand_vector_move_misalign() only for
16813 TImode values on 32-bit targets.
16815 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
16817 * matrix-reorg.c: New file. Implement matrix flattening and
16818 transposing optimization.
16819 * tree-pass.h: Add matrix reorg pass.
16820 * common.opt: Add fipa-mreorg flag.
16821 * Makefile.in: Add matrix-reorg.c.
16822 * passes.c: Add matrix reorg pass.
16823 * varpool.c (add_new_static_var): New function.
16824 * cgraph.h (add_new_static_var): Declare.
16826 2007-05-27 Eric Christopher <echristo@apple.com>
16828 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
16829 sp_offset depending on stack size. Save r12 depending
16830 on registers we're saving later.
16831 (rs6000_emit_epilogue): Update sp_offset depending only
16834 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
16836 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
16837 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
16838 * ifcvt.c (if_convert): Ditto.
16839 * tree-ssa-threadupdate.c (thread_block): Ditto.
16840 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
16841 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
16842 verify_loop_closed_ssa): Check number_of_loops instead of
16844 * predict.c (tree_estimate_probability): Ditto.
16845 * tree-if-conv.c (main_tree_if_conversion): Ditto.
16846 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
16847 * modulo-sched.c (sms_schedule): Ditto.
16848 * tree-scalar-evolution.c (scev_const_prop): Ditto.
16849 (scev_finalize): Do not do anything if scev analysis was not
16851 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
16852 current_loops == NULL.
16853 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
16854 * loop-init.c (loop_optimizer_init): Do not free current_loops when
16855 there are no loops.
16856 (loop_optimizer_finalize): Assert that loops were analyzed.
16857 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
16858 rtl_doloop): Check number_of_loops instead of current_loops.
16859 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
16860 current_loops == NULL.
16861 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
16862 gate_tree_vectorize tree_linear_transform, check_data_deps,
16863 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
16864 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
16865 Check number_of_loops instead of current_loops.
16866 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
16867 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
16868 free loops if available.
16869 (execute_pre): Do not pass do_fre to fini_pre.
16871 2007-05-27 Tobias Burnus <burnus@net-b.de>
16873 PR middle-end/32083
16874 * real.c (mpfr_from_real): Fix sign of -Inf.
16876 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
16878 * tree-vect-transform.c (vectorizable_conversion): Initialize
16879 tree_code variables to ERROR_MARK.
16880 (vectorizable_type_demotion): Likewise.
16881 (vectorizable_type_promotion): Likewise.
16883 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
16886 * config/i386/i386.md (movti): Handle push operands via
16887 ix86_expand_push().
16889 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
16891 * basic-block.h: Remove the prototype for merge_seq_blocks.
16892 * cfgcleanup.c (merge_seq_blocks): Remove.
16894 * tree-flow.h: Remove the prototype for is_aliased_with.
16895 * tree-ssa-alias.c (is_aliased_with): Remove.
16897 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
16899 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
16901 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
16903 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
16904 ix86_expand_sse4_unpack if SSE4.1 is enabled.
16905 (vec_unpacks_hi_v16qi): Likewise.
16906 (vec_unpacku_lo_v16qi): Likewise.
16907 (vec_unpacks_lo_v16qi): Likewise.
16908 (vec_unpacku_hi_v8hi): Likewise.
16909 (vec_unpacks_hi_v8hi): Likewise.
16910 (vec_unpacku_lo_v8hi): Likewise.
16911 (vec_unpacks_lo_v8hi): Likewise.
16912 (vec_unpacku_hi_v4si): Likewise.
16913 (vec_unpacks_hi_v4si): Likewise.
16914 (vec_unpacku_lo_v4si): Likewise.
16915 (vec_unpacks_lo_v4si): Likewise.
16917 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
16919 * c-typeck.c, config/arm/arm.c, config/darwin.c,
16920 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
16921 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
16922 follow spelling conventions in various
16923 warning/error/diagnostic messages.
16925 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
16926 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
16927 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
16928 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
16929 tree-vrp.c: Fix comment typos. Follow spelling conventions.
16930 * doc/tm.texi: Follow spelling conventions.
16932 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
16935 * tree-ssa-forwprop.c
16936 (forward_propagate_addr_into_variable_array_index): Remove
16937 the lhs argument. Use the type of def_rhs instead of lhs.
16938 (forward_propagate_addr_expr_1): Update use of
16939 forward_propagate_addr_into_variable_array_index.
16941 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
16942 Nigel Stephens <nigel@mips.com>
16944 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
16945 function attributes, "far" being an alias for "long_call".
16946 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
16947 (mips_near_type_p, mips_far_type_p): New.
16948 (mips_comp_type_attributes): New function to check that attributes
16949 attached to a function type are compatible.
16950 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
16951 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
16952 to the target function of the thunk.
16953 (mips_encode_section_info): Check for "near" and "far" function
16954 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
16956 * config/mips/predicates.md (const_call_insn_operand): Test only
16957 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
16959 * doc/extend.texi (Function Attributes): Document MIPS "near" and
16962 * testsuite/gcc.target/mips/near-far-1.c: New test case.
16963 * testsuite/gcc.target/mips/near-far-2.c: New test case.
16964 * testsuite/gcc.target/mips/near-far-3.c: New test case.
16965 * testsuite/gcc.target/mips/near-far-4.c: New test case.
16967 2007-05-25 Eric Christopher <echristo@apple.com>
16969 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
16970 to x86-darwin configurations.
16971 * config/i386/t-darwin: Add softfp support.
16972 * config/i386/t-darwin64: Ditto.
16973 * config/i386/sfp-machine.h: If mach then don't use
16974 aliasing, emit a stub to call.
16976 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
16978 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
16979 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
16980 tree-predcom.c, tree-ssa-alias-warnings.c,
16981 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
16982 comment typos. Follow spelling conventions.
16983 * doc/cpp.texi, doc/invoke.texi: Fix typos.
16985 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
16988 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
16989 constants into memory. Expand unaligned memory references for
16990 SSE modes via x86_expand_vector_move_misalign() function.
16992 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
16994 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
16995 "memory" attribute for "sseishft" type insn without operands[2].
16997 2007-05-25 Dirk Mueller <dmueller@suse.de>
16998 Marcus Meissner <meissner@suse.de>
17000 * doc/extend.texi (alloc_size): New attribute.
17001 * c-common.c (handle_alloc_size_attribute): New.
17002 * tree-object-size.c (alloc_object_size): Use alloc_size
17003 attribute, if available.
17005 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
17007 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
17009 (__builtin_ia32_vec_ext_v2di): Likewise.
17010 (__builtin_ia32_vec_ext_v4si): Likewise.
17011 (__builtin_ia32_vec_ext_v8hi): Likewise.
17012 (__builtin_ia32_vec_ext_v16qi): Likewise.
17013 (__builtin_ia32_vec_set_v8hi): Likewise.
17015 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
17017 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
17019 2007-05-25 Richard Sandiford <richard@codesourcery.com>
17021 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
17022 (arm_is_longcall_p): Rename to...
17023 (arm_is_long_call_p): ...this. Take a single tree argument and
17025 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
17026 (CUMULATIVE_ARGS): Remove call_cookie.
17027 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
17028 (ENCODED_LONG_CALL_ATTR_P): Delete.
17029 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
17030 LONG_CALL_FLAG_CHAR cases.
17031 (ARM_DECLARE_FUNCTION_SIZE): Delete.
17032 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
17033 ARM_DECLARE_FUNCTION_SIZE.
17034 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
17035 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
17036 (arm_encode_call_attribute, current_file_function_operand): Delete.
17037 (arm_function_in_section_p): New function.
17038 (arm_is_longcall_p): Rename to...
17039 (arm_is_long_call_p): ...this. Take the target function as a single
17040 argument and return a bool. Do not rely on call cookies. Check
17041 whether the target symbol is in the same section as the current
17042 function, not just the same compilation unit.
17043 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
17044 (arm_encode_section_info): Don't encode a call type.
17045 * config/arm/arm.md (call, call_value): Update calls to
17046 arm_is_long(_)call_p. Simplify logic.
17047 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
17048 Update calls to arm_is_long(_)call_p.
17050 2007-05-25 Richard Guenther <rguenther@suse.de>
17052 PR tree-optimization/31982
17053 * tree-ssa-forwprop.c
17054 (forward_propagate_addr_into_variable_array_index): Handle arrays
17055 with element size one.
17057 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
17059 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
17060 (umulsi3_highpart): Likewise.
17062 2007-05-24 Ian Lance Taylor <iant@google.com>
17064 PR rtl-optimization/32069
17065 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
17068 2007-05-24 Ollie Wild <aaw@google.com>
17070 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
17073 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
17075 * postreload-gcse.c (reg_changed_after_insn_p): New function.
17076 (oprs_unchanged_p): Use it to check all registers in a REG.
17077 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
17078 (reg_set_between_after_reload_p): Delete.
17079 (reg_used_between_after_reload_p): Likewise.
17080 (reg_set_or_used_since_bb_start): Likewise.
17081 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
17082 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
17083 Use reg_set_between_p instead of reg_set_between_after_reload_p.
17084 * rtlanal.c (reg_set_p): Check whether REG overlaps
17085 regs_invalidated_by_call, rather than just checking the
17086 membership of REGNO (REG).
17088 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
17090 * doc/passes.texi: Document predictive commoning.
17091 * doc/invoke.texi (-fpredictive-commoning): Document.
17092 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
17093 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
17094 adding indices to the generated name.
17095 (schedule_sm): Pass 0 to get_lsm_tmp_name.
17096 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
17097 * tree-pretty-print.c (op_symbol_1): Renamed to ...
17098 (op_symbol_code): ... and exported.
17099 (dump_omp_clause, op_symbol): Use op_symbol_code
17100 instead of op_symbol_1.
17101 * tree-pass.h (pass_predcom): Declare.
17102 * timevar.def (TV_PREDCOM): New timevar.
17103 * tree-ssa-loop.c (run_tree_predictive_commoning,
17104 gate_tree_predictive_commoning, pass_predcom): New.
17105 * tree-data-ref.c (find_data_references_in_loop): Find the
17106 references in dominance order.
17107 (canonicalize_base_object_address): Ensure that the result has
17109 (dr_analyze_innermost): Export.
17110 (create_data_ref): Code to fail for references with invariant
17112 (find_data_references_in_stmt): ... here.
17113 * tree-data-ref.h (dr_analyze_innermost): Declare.
17114 * tree-affine.c: Include tree-gimple.h and hashtab.h.
17115 (aff_combination_find_elt, name_expansion_hash,
17116 name_expansion_eq, tree_to_aff_combination_expand,
17117 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
17119 * tree-affine.h (aff_combination_constant_multiple_p,
17120 tree_to_aff_combination_expand): Declare.
17121 * tree-predcom.c: New file.
17122 * common.opt (fpredictive-commoning): New option.
17123 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
17124 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
17125 * Makefile.in (tree-predcom.o): Add.
17126 (tree-affine.o): Add TREE_GIMPLE_H dependency.
17127 * passes.c (init_optimization_passes): Add dceloop after
17128 copy propagation in loop optimizer. Add predictive commoning
17129 to loop optimizer passes.
17131 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
17133 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
17136 2007-05-24 Jan Hubicka <jh@suse.cz>
17138 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
17140 (genheader): Include statistics.h.
17142 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
17144 * print-rtl.c (flag_dump_unnumbered): Update comments.
17145 (print_rtl): Fix my previous change.
17146 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
17149 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
17151 PR middle-end/32018
17152 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
17154 (thread_through_all_blocks): Call initialize_original_copy_tables
17155 and free_original_copy_tables.
17156 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
17158 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
17159 * cfghooks.c (duplicate_block): Use get_loop_copy.
17160 * cfg.c: Include cfgloop.h.
17161 (loop_copy): New hash table.
17162 (initialize_original_copy_tables): Initialize loop_copy table.
17163 (free_original_copy_tables): Free loop_copy table.
17164 (copy_original_table_clear, copy_original_table_set,
17165 set_loop_copy, get_loop_copy): New functions.
17166 (set_bb_original, set_bb_copy): Use copy_original_table_set.
17167 * cfgloop.h (struct loop): Remove copy field.
17168 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
17169 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
17171 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
17173 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
17174 -msse/-msse2/-msse3.
17176 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
17178 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
17179 __builtin_ia32_vec_set_v2di with MASK_64BIT.
17181 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
17184 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
17185 * targhooks.h (default_mangle_decl_assembler_name): Declare
17187 * targhooks.c (default_mangle_decl_assembler_name): Define
17189 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
17191 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
17192 * langhooks.c (lhd_set_decl_assembler_name): Call
17193 targetm.mangle_decl_assembler_name for names with global scope.
17195 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
17197 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
17198 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
17200 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
17201 New. Factored out of i386_pe_encode_section_info.
17202 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
17203 Move check for prior decoration of stdcall
17204 symbols to i386_pe_encode_section_info.
17205 (i386_pe_encode_section_info): Adjust call to
17206 gen_stdcall_or_fastcall_suffix. Use
17207 i386_pe_maybe_mangle_decl_assembler_name, if needed.
17208 (i386_pe_mangle_decl_assembler_name): New. Wrap
17209 i386_pe_maybe_mangle_decl_assembler_name.
17211 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
17213 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
17214 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
17215 * langhooks.c (get_signed_or_unsigned_type): Don't check for
17216 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
17217 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
17220 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
17221 Nigel Stephens <nigel@mips.com>
17222 Richard Sandiford <richard@codesourcery.com>
17224 Fix up MIPS16 hard float and add support for complex.
17226 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
17227 (TARGET_SOFT_FLOAT_ABI): New.
17228 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
17229 __mips_soft_float to reflect the ABI in use, not whether the
17230 FPU is directly accessible (e.g., in MIPS16 mode).
17231 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
17232 (UNITS_PER_FPVALUE): Likewise.
17234 * config/mips/mips.c (mips_expand_call): Remove redundant
17235 TARGET_MIPS16 check.
17236 (mips_arg_regno): New.
17237 (function_arg_advance): When setting bits in cum->fp_code for
17238 MIPS16, don't subtract 1 from cum->arg_number, since it is now
17240 (function_arg): Use mips_arg_regno.
17241 (mips_return_mode_in_fpr_p): New.
17242 (mips16_call_stub_mode_suffix): New.
17243 (mips16_cfun_returns_in_fpr_p): New.
17244 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
17245 (mips_output_function_prologue): Test mips16_hard_float, not
17246 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
17247 (mips_expand_epilogue): Call MIPS16 helper routines to copy
17248 return value into a floating-point register.
17249 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
17250 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
17251 (mips16_fp_args): Handle MIPS32r2 ISA which supports
17252 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
17253 word of double arguments from or to the high bits of 64-bit
17254 floating point registers.
17255 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
17256 (mips16_fpret_double): New helper function.
17257 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
17258 support for complex modes. Fill in DECL_RESULT for stubdecl.
17259 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
17261 * config/mips/mips16.S
17262 (RET, ARG1, ARG2): New.
17263 (MERGE_GPRf, MERGE_GPRt): New.
17264 (DELAYt, DELAYf): New.
17265 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
17266 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
17267 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
17268 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
17269 (SFOP): Renamed to...
17270 (OPSF3): This, and macro-ified. Updated all uses.
17271 (SFOP2): Renamed to...
17272 (OPSF2): This, and macro-ified. Updated all uses.
17273 (SFCMP): Renamed to...
17274 (CMPSF): This, and macro-ified. Updated all uses.
17275 (SFREVCMP): Renamed to...
17276 (REVCMPSF): This, and macro-ified. Updated all uses.
17277 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
17278 (LDDBL1, LDDBL2, RETDBL): Deleted.
17279 (DFOP): Renamed to...
17280 (OPDF3): This, and macro-ified. Updated all uses.
17281 (DFOP2): Renamed to...
17282 (OPDF2): This, and macro-ified. Updated all uses.
17283 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
17284 (DFCMP): Renamed to...
17285 (CMPDF): This, and macro-ified. Updated all uses.
17286 (DFREVCMP): Renamed to...
17287 (REVCMPDF): This, and macro-ified. Updated all uses.
17288 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
17289 (RET_FUNCTION): New.
17290 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
17291 (__mips16_ret_sc, __mips16_ret_dc): New.
17292 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
17293 STUB_ARGS_6, STUB_ARGS_10): New.
17294 (CALL_STUB_NO_RET): New.
17295 (__mips16_call_stub_1): Macro-ified.
17296 (__mips16_call_stub_5): Macro-ified.
17297 (__mips16_call_stub_2): Macro-ified.
17298 (__mips16_call_stub_6): Macro-ified.
17299 (__mips16_call_stub_9): Macro-ified.
17300 (__mips16_call_stub_10): Macro-ified.
17301 (CALL_STUB_RET): New.
17302 (__mips16_call_stub_sf_0): Macro-ified.
17303 (__mips16_call_stub_sf_1): Macro-ified.
17304 (__mips16_call_stub_sf_5): Macro-ified.
17305 (__mips16_call_stub_sf_2): Macro-ified.
17306 (__mips16_call_stub_sf_6): Macro-ified.
17307 (__mips16_call_stub_sf_9): Macro-ified.
17308 (__mips16_call_stub_sf_10): Macro-ified.
17309 (__mips16_call_stub_df_0): Macro-ified.
17310 (__mips16_call_stub_df_1): Macro-ified.
17311 (__mips16_call_stub_df_5): Macro-ified.
17312 (__mips16_call_stub_df_2): Macro-ified.
17313 (__mips16_call_stub_df_6): Macro-ified.
17314 (__mips16_call_stub_df_9): Macro-ified.
17315 (__mips16_call_stub_df_10): Macro-ified.
17316 (__mips16_call_stub_sc_0): New.
17317 (__mips16_call_stub_sc_1): New.
17318 (__mips16_call_stub_sc_5): New.
17319 (__mips16_call_stub_sc_2): New.
17320 (__mips16_call_stub_sc_6): New.
17321 (__mips16_call_stub_sc_9): New.
17322 (__mips16_call_stub_sc_10): New.
17323 (__mips16_call_stub_dc_0): New.
17324 (__mips16_call_stub_dc_1): New.
17325 (__mips16_call_stub_dc_5): New.
17326 (__mips16_call_stub_dc_2): New.
17327 (__mips16_call_stub_dc_6): New.
17328 (__mips16_call_stub_dc_9): New.
17329 (__mips16_call_stub_dc_10): New.
17331 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
17332 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
17333 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
17335 2007-05-23 Ian Lance Taylor <iant@google.com>
17337 * doc/invoke.texi (Invoking GCC): Document that the order of the
17340 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
17343 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
17344 * config/score/predicate.md (const_pow2, const_npow2): Remove.
17345 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
17349 * config/score/score.c (score_print_operand): Make sure that only
17350 lower bits are used.
17352 2007-05-22 Ian Lance Taylor <iant@google.com>
17354 * tree-vrp.c (avoid_overflow_infinity): New static function,
17355 broken out of set_value_range_to_value.
17356 (set_value_range_to_value): Call avoid_overflow_infinity.
17357 (extract_range_from_assert): Likewise.
17359 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
17361 PR middle-end/31095
17362 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
17363 change the type before looking for a COMPOUND_EXPR.
17365 2007-05-22 Ian Lance Taylor <iant@google.com>
17367 * lower-subreg.c (decompose_multiword_subregs): If we change an
17368 insn, call remove_retval_note on it.
17370 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
17372 * regs.h (end_hard_regno): New function.
17373 (END_HARD_REGNO, END_REGNO): New macros.
17374 (add_to_hard_reg_set): New function.
17375 (remove_from_hard_reg_set): Likewise.
17376 (in_hard_reg_set_p): Likewise.
17377 (overlaps_hard_reg_set_p): Likewise.
17378 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
17379 (note_btr_set): Use END_HARD_REGNO.
17380 * caller-save.c (setup_save_areas): Use end_hard_regno.
17381 (mark_set_regs): Use END_HARD_REGNO.
17382 (add_stored_regs): Use end_hard_regno.
17383 (mark_referenced_regs): Use add_to_hard_reg_set.
17384 * combine.c (update_table_tick): Use END_REGNO.
17385 (record_value_for_reg): Likewise.
17386 (record_dead_and_set_regs): Likewise.
17387 (get_last_value_validate): Likewise.
17388 (use_crosses_set_p): Likewise.
17389 (reg_dead_at_p_1): Likewise.
17390 (reg_dead_at_p): Likewise.
17391 (mark_used_regs_combine): Use add_to_hard_reg_set.
17392 (move_deaths): Use END_HARD_REGNO.
17393 (reg_bitfield_target_p): Use end_hard_regno.
17394 (distribute_notes): Use END_HARD_REGNO.
17395 * cse.c (mention_regs): Use END_REGNO.
17396 (insert): Use add_to_hard_reg_set.
17397 (invalidate): Use END_HARD_REGNO.
17398 (invalidate_for_call): Likewise.
17399 (exp_equiv_p): Use END_REGNO.
17400 (cse_insn): Likewise.
17401 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
17402 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
17403 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
17404 * function.c (keep_stack_depressed): Use end_hard_regno.
17405 * global.c (global_alloc): Use end_hard_regno.
17406 (global_conflicts): Use add_to_hard_reg_set instead of
17408 (find_reg): Likewise.
17409 (mark_reg_store): Likewise.
17410 (mark_reg_conflicts): Likewise.
17411 (mark_reg_death): Use remove_from_hard_reg_set.
17412 (mark_reg_live_nc): Delete.
17413 (set_preference): Use end_hard_regno.
17414 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
17415 remove_from_hard_reg_set.
17416 (post_mark_life): Use add_to_hard_reg_set.
17417 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
17418 (reg_becomes_live): Use add_to_hard_reg_set.
17419 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
17420 (peep2_find_free_register): Use add_to_hard_reg_set.
17421 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
17422 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
17423 * regrename.c (note_sets): Use add_to_hard_reg_set.
17424 (clear_dead_regs): Use remove_from_hard_reg_set.
17425 (regrename_optimize): Use add_to_hard_reg_set.
17426 (find_oldest_value_reg): Use in_hard_reg_set_p.
17427 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
17428 (hard_reg_set_here_p): Use end_hard_regno.
17429 (decompose): Likewise.
17430 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
17431 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
17432 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
17433 (mark_home_live): Use end_hard_regno.
17434 (spill_hard_reg): Likewise.
17435 (clear_reload_reg_in_use): Likewise.
17436 * reorg.c (delete_prior_computation): Use END_REGNO.
17437 * resource.c (update_live_status): Use END_HARD_REGNO.
17438 (mark_referenced_resources): Use add_to_hard_reg_set.
17439 (mark_set_resources): Likewise.
17440 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
17441 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
17442 (reg_overlap_mentioned_p): Likewise.
17443 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
17444 (covers_regno_no_parallel_p): Use END_REGNO.
17445 (find_regno_note): Likewise.
17446 (find_reg_fusage): Use END_HARD_REGNO.
17447 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
17448 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
17450 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
17452 * mode-switching.c (reg_dies): Change type of second argument to
17454 (optimize_mode_switching): Update accordingly.
17456 2007-05-22 Richard Sandiford <richard@codesourcery.com>
17458 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
17460 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
17461 (hard_reg_set_empty_p): ...these new functions.
17462 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
17463 GO_IF_HARD_REG_SUBSET.
17464 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
17465 instead of GO_IF_HARD_REG_EQUAL.
17466 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
17467 instead of GO_IF_HARD_REG_EQUAL.
17468 * global.c (find_reg): Use hard_reg_set_empty_p instead of
17469 GO_IF_HARD_REG_SUBSET.
17470 (modify_reg_pav): Use hard_reg_set_empty_p instead of
17471 GO_IF_HARD_REG_EQUAL.
17472 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
17473 of GO_IF_HARD_REG_SUBSET.
17474 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
17475 instead of GO_IF_HARD_REG_EQUAL.
17476 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
17477 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
17478 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
17479 of GO_IF_HARD_REG_SUBSET,
17480 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
17481 GO_IF_HARD_REG_SUBSET.
17482 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
17483 instead of GO_IF_HARD_REG_EQUAL.
17484 * config/sh/sh.c (push_regs, calc_live_regs): Use
17485 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
17486 (hard_regs_intersect_p): Delete.
17488 2007-05-22 Janis Johnson <janis187@us.ibm.com>
17490 * doc/sourcebuild.texi (Test Directives) Add dg-message.
17492 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
17493 Richard Henderson <rth@redhat.com>
17495 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
17497 (x86_64-*-*): Likewise.
17499 * i386/i386-modes.def (V2QI): New.
17501 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
17503 (override_options): Support SSE4.1.
17504 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
17505 (IX86_BUILTIN_BLENDPS): Likewise.
17506 (IX86_BUILTIN_BLENDVPD): Likewise.
17507 (IX86_BUILTIN_BLENDVPS): Likewise.
17508 (IX86_BUILTIN_PBLENDVB128): Likewise.
17509 (IX86_BUILTIN_PBLENDW128): Likewise.
17510 (IX86_BUILTIN_DPPD): Likewise.
17511 (IX86_BUILTIN_DPPS): Likewise.
17512 (IX86_BUILTIN_INSERTPS128): Likewise.
17513 (IX86_BUILTIN_MOVNTDQA): Likewise.
17514 (IX86_BUILTIN_MPSADBW128): Likewise.
17515 (IX86_BUILTIN_PACKUSDW128): Likewise.
17516 (IX86_BUILTIN_PCMPEQQ): Likewise.
17517 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
17518 (IX86_BUILTIN_PMAXSB128): Likewise.
17519 (IX86_BUILTIN_PMAXSD128): Likewise.
17520 (IX86_BUILTIN_PMAXUD128): Likewise.
17521 (IX86_BUILTIN_PMAXUW128): Likewise.
17522 (IX86_BUILTIN_PMINSB128): Likewise.
17523 (IX86_BUILTIN_PMINSD128): Likewise.
17524 (IX86_BUILTIN_PMINUD128): Likewise.
17525 (IX86_BUILTIN_PMINUW128): Likewise.
17526 (IX86_BUILTIN_PMOVSXBW128): Likewise.
17527 (IX86_BUILTIN_PMOVSXBD128): Likewise.
17528 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
17529 (IX86_BUILTIN_PMOVSXWD128): Likewise.
17530 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
17531 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
17532 (IX86_BUILTIN_PMOVZXBW128): Likewise.
17533 (IX86_BUILTIN_PMOVZXBD128): Likewise.
17534 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
17535 (IX86_BUILTIN_PMOVZXWD128): Likewise.
17536 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
17537 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
17538 (IX86_BUILTIN_PMULDQ128): Likewise.
17539 (IX86_BUILTIN_PMULLD128): Likewise.
17540 (IX86_BUILTIN_ROUNDPD): Likewise.
17541 (IX86_BUILTIN_ROUNDPS): Likewise.
17542 (IX86_BUILTIN_ROUNDSD): Likewise.
17543 (IX86_BUILTIN_ROUNDSS): Likewise.
17544 (IX86_BUILTIN_PTESTZ): Likewise.
17545 (IX86_BUILTIN_PTESTC): Likewise.
17546 (IX86_BUILTIN_PTESTNZC): Likewise.
17547 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
17548 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
17549 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
17550 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
17551 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
17552 (bdesc_ptest): New.
17553 (bdesc_sse_3arg): Likewise.
17554 (bdesc_2arg): Likewise.
17555 (bdesc_1arg): Likewise.
17556 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
17558 (ix86_expand_sse_4_operands_builtin): New.
17559 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
17560 smaller than 8 bits as the 2nd arg.
17561 (ix86_expand_sse_ptest): New.
17562 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
17563 (ix86_expand_vector_set): Support SSE4.1.
17564 (ix86_expand_vector_extract): Likewise.
17566 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
17567 __SSE4_1__ for -msse4.1.
17569 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
17570 (UNSPEC_INSERTPS): Likewise.
17571 (UNSPEC_DP): Likewise.
17572 (UNSPEC_MOVNTDQA): Likewise.
17573 (UNSPEC_MPSADBW): Likewise.
17574 (UNSPEC_PHMINPOSUW): Likewise.
17575 (UNSPEC_PTEST): Likewise.
17576 (UNSPEC_ROUNDP): Likewise.
17577 (UNSPEC_ROUNDS): Likewise.
17579 * config/i386/i386.opt (msse4.1): New for SSE4.1.
17581 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
17582 (const_pow2_1_to_32768_operand): Likewise.
17584 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
17587 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
17589 (sse4_1_insertps): Likewise.
17590 (*sse4_1_extractps): Likewise.
17591 (sse4_1_ptest): Likewise.
17592 (sse4_1_mulv2siv2di3): Likewise.
17593 (*sse4_1_mulv4si3): Likewise.
17594 (*sse4_1_smax<mode>3): Likewise.
17595 (*sse4_1_umax<mode>3): Likewise.
17596 (*sse4_1_smin<mode>3): Likewise.
17597 (*sse4_1_umin<mode>3): Likewise.
17598 (sse4_1_eqv2di3): Likewise.
17599 (*sse4_1_pinsrb): Likewise.
17600 (*sse4_1_pinsrd): Likewise.
17601 (*sse4_1_pinsrq): Likewise.
17602 (*sse4_1_pextrb): Likewise.
17603 (*sse4_1_pextrb_memory): Likewise.
17604 (*sse4_1_pextrw_memory): Likewise.
17605 (*sse4_1_pextrq): Likewise.
17606 (sse4_1_blendpd): Likewise.
17607 (sse4_1_blendps): Likewise.
17608 (sse4_1_blendvpd): Likewise.
17609 (sse4_1_blendvps): Likewise.
17610 (sse4_1_dppd): Likewise.
17611 (sse4_1_dpps): Likewise.
17612 (sse4_1_movntdqa): Likewise.
17613 (sse4_1_mpsadbw): Likewise.
17614 (sse4_1_packusdw): Likewise.
17615 (sse4_1_pblendvb): Likewise.
17616 (sse4_1_pblendw): Likewise.
17617 (sse4_1_phminposuw): Likewise.
17618 (sse4_1_extendv8qiv8hi2): Likewise.
17619 (*sse4_1_extendv8qiv8hi2): Likewise.
17620 (sse4_1_extendv4qiv4si2): Likewise.
17621 (*sse4_1_extendv4qiv4si2): Likewise.
17622 (sse4_1_extendv2qiv2di2): Likewise.
17623 (*sse4_1_extendv2qiv2di2): Likewise.
17624 (sse4_1_extendv4hiv4si2): Likewise.
17625 (*sse4_1_extendv4hiv4si2): Likewise.
17626 (sse4_1_extendv2hiv2di2): Likewise.
17627 (*sse4_1_extendv2hiv2di2): Likewise.
17628 (sse4_1_extendv2siv2di2): Likewise.
17629 (*sse4_1_extendv2siv2di2): Likewise.
17630 (sse4_1_zero_extendv8qiv8hi2): Likewise.
17631 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
17632 (sse4_1_zero_extendv4qiv4si2): Likewise.
17633 (*sse4_1_zero_extendv4qiv4si2): Likewise.
17634 (sse4_1_zero_extendv2qiv2di2): Likewise.
17635 (*sse4_1_zero_extendv2qiv2di2): Likewise.
17636 (sse4_1_zero_extendv4hiv4si2): Likewise.
17637 (*sse4_1_zero_extendv4hiv4si2): Likewise.
17638 (sse4_1_zero_extendv2hiv2di2): Likewise.
17639 (*sse4_1_zero_extendv2hiv2di2): Likewise.
17640 (sse4_1_zero_extendv2siv2di2): Likewise.
17641 (*sse4_1_zero_extendv2siv2di2): Likewise.
17642 (sse4_1_roundpd): Likewise.
17643 (sse4_1_roundps): Likewise.
17644 (sse4_1_roundsd): Likewise.
17645 (sse4_1_roundss): Likewise.
17646 (mulv4si3): Don't expand for SSE4.1.
17647 (smax<mode>3): Likewise.
17648 (umaxv4si3): Likewise.
17649 (uminv16qi3): Likewise.
17650 (umin<mode>3): Likewise.
17651 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
17653 * doc/extend.texi: Document SSE4.1 built-in functions.
17655 * doc/invoke.texi: Document -msse4.1.
17657 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
17659 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
17660 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
17661 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
17662 (ASM_SPEC): Add asm_pcrel_spec.
17663 (EXTRA_SPECS): Add asm_pcrel_spec.
17665 2007-05-21 David Daney <ddaney@avtrex.com>
17667 * doc/install.texi (Building a cross compiler): Add requirements
17668 for Java cross compiler.
17670 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
17672 PR middle-end/31995
17673 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
17674 Add loopno argument. Use evolution_function_is_invariant_rec_p
17675 instead of evolution_function_is_constant_p.
17676 Update calls to evolution_function_is_affine_multivariate_p.
17677 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
17678 Add loopno argument.
17679 * tree-scalar-evolution.c (gather_chrec_stats): Call
17680 evolution_function_is_affine_multivariate_p with a loop
17682 * tree-data-ref.c (analyze_miv_subscript): Likewise.
17683 (analyze_overlapping_iterations): Likewise.
17684 (access_functions_are_affine_or_constant_p): Likewise.
17685 (build_classic_dist_vector_1): If the access functions
17686 are equal, don't do anything.
17688 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
17689 Paolo Carlini <pcarlini@suse.de>
17690 Uros Bizjak <ubizjak@gmail.com>
17692 * c-cppbuiltin.c (c_cpp_builtins): Define
17693 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
17694 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
17695 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
17696 * doc/cpp.texi ([Standard Predefined Macros]): Document.
17698 2007-05-21 Mike Stump <mrs@apple.com>
17700 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
17702 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
17704 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
17706 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
17707 implementation if __OPTIMIZE__ is not defined.
17708 (_mm_alignr_pi8): Ditto.
17709 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
17710 (_mm_inserti_si64): Ditto.
17711 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
17712 (_mm_slli_epi16): Ditto.
17713 (_mm_slli_epi32): Ditto.
17714 (_mm_slli_epi64): Ditto.
17715 (_mm_srai_epi16): Ditto.
17716 (_mm_srai_epi32): Ditto.
17717 (_mm_srli_si128): Ditto.
17718 (_mm_slli_si128): Ditto.
17719 (_mm_srli_epi16): Ditto.
17720 (_mm_srli_epi32): Ditto.
17721 (_mm_srli_epi64): Ditto.
17722 (_mm_extract_epi16): Ditto.
17723 (_mm_insert_epi16): Ditto.
17724 (_mm_shufflehi_epi16): Ditto.
17725 (_mm_shufflelo_epi16): Ditto.
17726 (_mm_shuffle_epi32): Ditto.
17727 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
17728 (_m_pextrw): Ditto.
17729 (_mm_insert_pi16): Ditto.
17730 (_m_pinsrw): Ditto.
17731 (_mm_shuffle_pi16): Ditto.
17732 (_m_pshufw): Ditto.
17733 (_mm_shufle_ps): Ditto.
17734 (_mm_prefetch): Ditto.
17736 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
17738 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
17739 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
17740 * real.c (encode_i370_single, decode_i370_single,
17741 encode_i370_double, decode_i370_double): Functions removed.
17742 (i370_single_format, i370_double_format): Initializations removed.
17743 (real_maxval, round_for_format, exact_real_truncate, significand_size):
17744 Consider the log2_b field to always be one.
17745 (ieee_single_format, mips_single_format, coldfire_single_format,
17746 ieee_double_format, mips_double_format, coldfire_double_format,
17747 ieee_extended_motorola_format, ieee_extended_intel_96_format,
17748 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
17749 ibm_extended_format, mips_extended_format, ieee_quad_format,
17750 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
17751 decimal_single_format, decimal_double_format, decimal_quad_format,
17752 c4x_single_format, c4x_extended_format, real_internal_format): Remove
17753 initialization of log2_b.
17754 * real.h (i370_single_format, i370_double_format): Declarations
17756 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
17757 field to always be one.
17759 2007-05-21 Andreas Schwab <schwab@suse.de>
17761 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
17762 NOTE_INSN_BASIC_BLOCK_P.
17763 (process_for_unwind_directive): Likewise.
17765 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
17767 * builtins.c (expand_builtin_setjmp_setup): Update comment.
17768 * function.h (struct function): Move va_list_gpr_size,
17769 va_list_fpr_size, function_frequency to front of bitfields. Add
17771 (current_function_calls_unwind_init): New.
17772 * except.c (expand_builtin_unwind_init): Set
17773 current_function_calls_unwind_init not
17774 current_function_has_nonlocal_label.
17775 * reload1.c (has_nonexceptional_receiver): New.
17776 (reload): Use it and current_function_calls_unwind_init to
17777 determine whether call-saved regs must be saved.
17779 2007-05-20 Jan Hubicka <jh@suse.cz>
17781 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
17782 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
17783 * ddg.c (create_ddg): LIkewise.
17784 * final.c (final): Remove hunk moving line number notes around since
17785 they are no longer present at this stage.
17786 (final_scan_insn): Use NOTE_KIND instead of
17787 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
17788 (output_asm_label): Likewise.
17789 * reorg.c (dbr_schedule): Likewise.
17790 * haifa-sched.c (unlink_other_notes): Likewise.
17791 * mode-switching.c (optimize_mode_switching): Likewise.
17792 * graph.c (start_bb): Likewise.
17793 * rtl.def (NOTE): Update description.
17794 * jump.c (squeeze_notes): Delete.
17795 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
17796 NOTE_INSN_BASIC_BLOCK_P when possible.
17797 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
17798 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
17799 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
17800 (dwarf2out_var_location): Likewise.
17801 * cfgbuild.c (make_edges): Likewise.
17802 (find_basic_blocks_1): Likewise.
17803 * function.c (reorder_blocks_1): Likewise.
17804 (epilogue_done): Likewise.
17805 (reposition_prologue_and_epilogue_notes): Likewise.
17806 * print-rtl.c (print_rtx): Likewise; drop code for printing
17808 (print_rtl): Likewise.
17809 (print_rtl_single): Likewise.
17810 * gcse.c (insert_insn_start_bb): Likewise.
17811 * alias.c (init_alias_analysis): Likewise.
17812 * calls.c (fixup_tail_calls): Likewise.
17813 * except.c (sjlj_emit_function_enter): Likewise.
17814 * emit-rtl.c (add_insn_after): Likeiwse.
17815 (emit_label_before): Likewise.
17816 (emit_label_after): Likewise.
17817 (emit_note_before, emit_note_after, emit_note): Update
17818 parameter to be enum insn_note; do not deal with source
17820 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
17821 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
17823 (merge_blocks_move_successor_nojumps): Simplify now when
17824 we don't have BLOCK notes.
17825 (try_optimize_cfg): Likewise.
17826 * cfglayout.c (skip_insns_after_block): Likewise.
17827 (record_effective_endpoints): Likewise.
17828 (duplicate_insn_chain): Likewise.
17829 * varasm.c (output_constant_pool_1): Likewise.
17830 * sched-deps.c (sched_analyze): Likewise.
17831 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
17833 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
17834 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
17835 (SET_INSN_DELETED): Simplify.
17836 (NOTE_LINE_NUMBER): Exterminate.
17837 (NOTE_LINE_KIND): New.
17838 (NOTE_INSN_BASIC_BLOCK_P): Update.
17839 (enum insn_note): Simplify.
17840 (GET_NOTE_INSN_NAME) Simplify.
17841 (emit_note_before, emit_note_after, emit_note): Update prototype.
17842 (squeeze_notes): Remove.
17843 * sched-int.h (NOTE_NOT_BB_P): Update.
17844 * resource.c (mark_target_live_regs): Update.
17845 * sched-rgn.c (debug_dependencies): Update.
17846 * sched-vis.c (print_insn): Update.
17847 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
17848 * config/i386/i386.c (ix86_output_function_epilogue): Update.
17849 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
17850 (TARGET_ADJUST_UNROLL_MAX): Likewise.
17851 (split_branches): Update.
17852 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
17854 (sh_adjust_unroll_max): Exterminate.
17855 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
17856 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
17857 (m68hc11_reorg): Likewise.
17858 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
17859 (emit_predicate_relation_info): Update.
17860 (process_for_unwind_directive): Update.
17861 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
17862 (output_call): Update.
17863 * config/pa/pa.c (output_lbranch): Update.
17864 (output_millicode_call): Update.
17865 (output_call): Update.
17866 (pa_combine_instructions): Update.
17867 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
17868 * config/bfin/bfin.c (gen_one_bundle): Update.
17869 * cfgrtl.c (can_delete_note_p): Update.
17870 (delete_insn): Update.
17871 (rtl_merge_blocks): Update.
17872 (commit_one_edge_insertion): Update.
17873 (rtl_verify_flow_info): Update.
17874 * stmt.c (expand_case): Do not call squeeze_notes.
17876 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17883 * c.opt (Wtype-limits): New.
17884 * doc/invoke.texi (Wtype-limits): Document it.
17885 (Wextra): Enabled by -Wextra.
17886 * c-opts.c (c_common_post_options): Enabled by -Wextra.
17887 * c-common.c (shorten_compare): Warn with Wtype-limits.
17889 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
17891 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
17892 inlined function, not as a macro.
17893 (_mm_alignr_pi8): Ditto.
17894 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
17895 (_mm_inserti_si64): Ditto.
17896 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
17897 (_mm_extract_epi16): Ditto.
17898 (_mm_insert_epi16): Ditto.
17899 (_mm_shufflehi_epi16): Ditto.
17900 (_mm_shufflelo_epi16): Ditto.
17901 (_mm_shuffle_epi32): Ditto.
17902 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
17903 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
17905 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
17907 (_m_to_float): Use C89 compatible assignment.
17909 2007-05-20 Martin Michlmayr <tbm@cyrius.com>
17912 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
17914 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17917 * doc/invoke.texi (Wreturn-type): Complete description.
17918 (Wextra): Delete item about return-type warning.
17919 * c-decl.c: Delete redundant Wextra warning.
17921 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
17924 * config/i386/pmmintrin.h: Do not include xmmintrin.h
17925 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
17926 inlined function, not as a macro.
17927 (_mm_prefetch): Ditto.
17928 (_m_pextrw): Ditto.
17929 (_mm_insert_pi16): Ditto.
17930 (_m_pinsrw): Ditto.
17931 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
17932 (_m_pshufw): Ditto. Add const to __N argument.
17933 (_mm_shufle_ps): Ditto. Add const to __mask argument.
17934 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
17935 (_mm_slli_epi32): Ditto.
17936 (_mm_srli_si128): Implement as always inlined function, not as a
17937 macro. Add __inline to function declaration.
17938 (_mm_slli_si128): Ditto.
17940 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
17942 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
17943 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
17945 (struct fenv): New structure.
17946 (FP_HANDLE_EXCEPTIONS): New define.
17947 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
17948 (_FP_DECL_EXP): New define.
17949 (FP_INIT_ROUNDMODE): New define.
17950 (FP_ROUNDMODE): New define.
17952 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17954 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
17955 (Wconversion): Update description.
17956 (Wconversion-sign): New.
17957 * c.opt (Wconversion-sign): New.
17958 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
17959 means disabled for C++. Otherwise, take the status of Wconversion.
17960 * c-common.c (conversion_warning): Warn with either Wconversion or
17962 (warnings_for_convert_and_check): Conditions are already checked by
17963 conversion_warning.
17964 (convert_and_check): Don't check warnings if the conversion failed.
17966 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
17967 Anatoly Sokolov <aesok@dol.ru>
17969 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
17970 avr_epilogue_uses) : Add declaration.
17971 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
17972 * config/avr/constraints.md (R): New constraint.
17973 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
17974 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
17975 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
17976 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
17977 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
17978 call_prologue_saves, epilogue_restores, return_from_epilogue,
17979 return_from_main_epilogue, return_from_interrupt_epilogue,
17980 return_from_naked_epilogue, prologue, epilogue): New patterns.
17981 (jump): Handle symbol reference.
17982 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
17983 avr_output_function_prologue, avr_output_function_epilogue): Remove
17985 (avr_init_machine_status, expand_prologue, expand_epilogue,
17986 avr_asm_function_end_prologue, avr_epilogue_uses,
17987 avr_asm_function_begin_epilogue): New functions.
17988 (prologue_size, epilogue_size, jump_tables_size): Remove global
17990 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
17991 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
17992 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
17993 (avr_override_options): Initialise init_machine_status.
17994 (output_movhi): Handle all stack pointer loads.
17995 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
17996 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
17997 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
17998 (EPILOGUE_USES) Redefine.
17999 (machine_function) Declare.
18001 2007-05-19 Richard Sandiford <richard@codesourcery.com>
18003 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
18004 Use a single return statement.
18006 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18008 PR middle-end/30250
18009 * builtins.c (do_mpfr_lgamma_r): New.
18010 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
18011 * tree.h (CASE_FLT_FN_REENT): New.
18013 2007-05-18 Geoffrey Keating <geoffk@apple.com>
18015 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
18016 (output_die): Use 'unsigned long' with %x.
18017 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
18018 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
18019 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
18021 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
18023 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
18028 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
18029 true if function has no argument.
18031 2007-05-18 DJ Delorie <dj@redhat.com>
18033 * config/mips/mips.c (mips_offset_within_alignment_p): New.
18034 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
18036 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
18038 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
18039 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
18040 count_trailing_zeros.
18041 (__i386__): Implement count_leading_zeros using __builtin_clz().
18042 Implement count_trailing_zeros usign __builtin_ctz().
18044 2007-05-18 Richard Sandiford <richard@codesourcery.com>
18046 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
18048 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
18050 PR middle-end/31344
18051 * expr.c (emit_move_change_mode): Change mode of push operands here.
18053 2007-05-17 Ian Lance Taylor <iant@google.com>
18055 PR tree-optimization/31953
18056 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
18057 Change all callers.
18058 (set_value_range_to_null): Call set_value_range_to_value.
18059 (extract_range_from_comparison): Likewise.
18061 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18063 * toplev.c (print_version): Output GMP/MPFR version info.
18065 * builtins.c (CASE_MATHFN_REENT): New macro.
18066 (mathfn_built_in): Use it.
18067 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
18068 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
18069 BUILT_IN_LGAMMAL_R): New.
18070 * doc/extend.texi: Document new builtins.
18072 PR middle-end/31796
18073 * builtins.c (do_mpfr_remquo): New.
18074 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
18075 (fold_builtin_3): Handle BUILT_IN_REMQUO.
18077 PR middle-end/30251
18078 * builtins.c (fold_builtin_1): Handle y0, y1.
18079 (fold_builtin_2): Handle yn.
18081 PR middle-end/30251
18082 * builtins.c (do_mpfr_bessel_n): New.
18083 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
18084 (fold_builtin_2): Handle BUILT_IN_JN.
18086 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
18089 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
18090 TYPE_PRECISION (intmax_type_node).
18092 2007-05-17 Steve Ellcey <sje@cup.hp.com>
18095 * reload.c (subst_reloads): Remove checking.
18097 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
18099 PR rtl-optimization/31691
18100 * combine.c (simplify_set): Build a new src pattern instead of
18101 substituting its operands in the COMPARE case.
18103 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
18105 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
18106 (execute_vrp): Preserve loops through jump threading.
18107 * tree-ssa-threadupdate.c (thread_single_edge,
18108 dbds_continue_enumeration_p, determine_bb_domination_status,
18109 thread_through_loop_header): New functions.
18110 (create_edge_and_update_destination_phis,
18111 create_edge_and_update_destination_phis): Set loops for the new blocks.
18112 (prune_undesirable_thread_requests): Removed.
18113 (redirect_edges): Do not pretend that redirect_edge_and_branch can
18115 (thread_block): Do not call prune_undesirable_thread_requests.
18117 (mark_threaded_blocks): Select edges to thread here.
18118 (thread_through_all_blocks): Take may_peel_loop_headers argument.
18119 Thread edges through loop headers independently.
18120 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
18121 * tree-pass.h (TODO_mark_first_instance): New.
18122 (first_pass_instance): Declare.
18123 * cfghooks.c (duplicate_block): Put the block to the original loop
18124 if copy is not specified.
18125 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
18126 jump threading. Pass may_peel_loop_headers to
18127 thread_through_all_blocks according to first_pass_instance.
18128 * cfgloop.h (create_preheader): Declare.
18129 * tree-flow.h (thread_through_all_blocks): Declaration changed.
18130 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
18131 * passes.c (first_pass_instance): New variable.
18132 (next_pass_1): Set TODO_mark_first_instance.
18133 (execute_todo): Set first_pass_instance.
18135 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
18137 PR tree-optimization/24659
18138 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
18139 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
18140 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
18141 OTI_vec_pack_ufix_trunc.
18142 (vec_unpacks_float_hi_optab): Define new macro.
18143 (vec_unpacks_float_lo_optab): Ditto.
18144 (vec_unpacku_float_hi_optab): Ditto.
18145 (vec_unpacku_float_lo_optab): Ditto.
18146 (vec_pack_sfix_trunc_optab): Ditto.
18147 (vec_pack_ufix_trunc_optab): Ditto.
18148 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
18149 and vec_pack_[s|u]fix_trunc_optab using
18150 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
18151 * tree-vectorizer.c (supportable_widening_operation): Handle
18152 FLOAT_EXPR and CONVERT_EXPR. Update comment.
18153 (supportable_narrowing_operation): New function.
18154 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
18155 * tree-vect-transform.c (vectorizable_conversion): Handle
18156 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
18157 (vect_gen_widened_results_half): Move before vectorizable_conversion.
18158 (vectorizable_type_demotion): Call supportable_narrowing_operation()
18159 to check for target support.
18160 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
18161 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
18162 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
18163 for VEC_PACK_FIX_TRUNC_EXPR.
18164 (expand_binop): Special case mode of the result for
18165 vec_pack_[u|s]fix_trunc_optab.
18166 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
18167 vec_pack_[u|s]fix_trunc_optab.
18169 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
18170 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
18171 * tree-pretty-print.c (dump_generic_node): Handle
18172 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
18173 VEC_PACK_FIX_TRUNC_EXPR.
18175 * expr.c (expand_expr_real_1): Ditto.
18176 * tree-inline.c (estimate_num_insns_1): Ditto.
18177 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
18179 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
18180 (vec_unpacks_float_lo_v8hi): Ditto.
18181 (vec_unpacku_float_hi_v8hi): Ditto.
18182 (vec_unpacku_float_lo_v8hi): Ditto.
18183 (vec_unpacks_float_hi_v4si): Ditto.
18184 (vec_unpacks_float_lo_v4si): Ditto.
18185 (vec_pack_sfix_trunc_v2df): Ditto.
18187 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
18189 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
18190 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
18191 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
18192 [vec_pack_ufix_trunc]: Ditto.
18193 [vec_unpacks_float_hi]: Ditto.
18194 [vec_unpacks_float_lo]: Ditto.
18195 [vec_unpacku_float_hi]: Ditto.
18196 [vec_unpacku_float_lo]: Ditto.
18198 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
18200 * soft-fp/README: Update for new files.
18201 * soft-fp/floattisf.c: New file.
18202 * soft-fp/floattidf.c: New file.
18203 * soft-fp/floattitf.c: New file.
18204 * soft-fp/floatuntisf.c: New file.
18205 * soft-fp/floatuntidf.c: New file.
18206 * soft-fp/floatuntitf.c: New file.
18207 * soft-fp/fixsfti.c: New file.
18208 * soft-fp/fixdfti.c: New file.
18209 * soft-fp/fixtfti.c: New file.
18210 * soft-fp/fixunssfti.c: New file.
18211 * soft-fp/fixunsdfti.c: New file.
18212 * soft-fp/fixunstfti.c: New file.
18213 * soft-fp/extendxftf.c: New file.
18214 * soft-fp/trunctfxf.c: New file.
18216 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
18217 (__trunctfxf2): Ditto.
18219 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
18220 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
18221 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
18222 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
18223 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
18224 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
18226 * config/i386/t-fprules-softfp64: New file.
18227 * config/i386/sfp-machine.h: New file.
18228 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
18229 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
18230 and soft-fp/t-softfp to tmake_file.
18231 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
18232 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
18234 * config/i386/t-linux64 (softfp_wrap_start): New.
18235 (softfp_wrap_end): New.
18236 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
18237 supported for TARGET_64BIT.
18239 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
18241 * c-common.c (c_common_signed_or_unsigned_type): Emulate
18242 c_common_unsigned_type behavior.
18244 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
18246 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
18249 2007-05-16 Eric Christopher <echristo@apple.com>
18251 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
18252 saving after stack push. Set sp_offset whenever we push.
18253 (rs6000_emit_epilogue): Move altivec register restore before
18256 2007-05-16 Richard Sandiford <richard@codesourcery.com>
18258 * configure.ac: Allow sysroots to be relocated under $prefix as
18259 well as $exec_prefix.
18260 * configure: Regenerate.
18262 2007-05-16 Richard Sandiford <richard@codesourcery.com>
18266 2007-05-12 Richard Sandiford <richard@codesourcery.com>
18268 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
18269 (gcc_tooldir): Likewise.
18270 * configure: Regenerate.
18271 * Makefile.in (libsubdir_to_prefix): New variable, based on the
18272 old configure.ac gcc_tooldir setting.
18273 (prefix_to_exec_prefix): New variable.
18274 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
18275 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
18277 2007-05-14 Janis Johnson <janis187@us.ibm.com>
18279 * c-typeck.c (build_binary_op): Return early for error.
18281 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
18283 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
18284 struct nb_iter_bound.
18285 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
18286 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
18287 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
18288 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
18289 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
18290 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
18291 (del_scev_info): Use ggc_free.
18292 (scev_initialize): Allocate scalar_evolution_info in gc memory.
18293 * loop-init.c: Include ggc.h.
18294 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
18295 (loop_optimizer_finalize): Use ggc_free.
18296 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
18297 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
18298 pass_iv_optimize): Add TODO_ggc_collect.
18299 * function.h (struct function): Remove skip marker from
18301 * cfgloop.c: Include ggc.h.
18302 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
18304 (establish_preds): Vector superloops is gc allocated.
18305 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
18307 (flow_loops_find): Vector larray is gc allocated.
18308 (loop_exit_free): Use ggc_free.
18309 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
18310 that head of exits list is now not a part of struct loop.
18311 (record_loop_exits): Allocate exits table in gc memory.
18312 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect
18313 that head of exits list is now not a part of struct loop.
18314 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
18315 struct loop_exit): Add GTY marker.
18316 (struct loop): Add GTY marker. Make superloops vector gc allocated.
18317 Add skip marker to aux field. Make head of exits list a separate
18319 (struct loops): Add GTY marker. Make larray vector gc allocated.
18320 Add param marker to exits table.
18321 (get_loops): Type changed.
18322 * Makefile.in (tree-scalar-evolution.o): Add
18323 gt-tree-scalar-evolution.h dependency.
18324 (cfgloop.o, loop-init.o): Add ggc.h dependency.
18325 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
18326 * basic-block.h (struct basic_block_def): Remove skip marker from
18329 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
18331 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
18332 of 0 in the call to expand_expr().
18333 (expand_builtin_mathfn_3): Ditto.
18334 (expand_builtin_interclass_mathfn): Ditto.
18335 (expand_builtin_cexpi): Ditto.
18336 (expand_builtin_int_roundingfn): Ditto.
18337 (expand_builtin_int_roundingfn_2): Ditto.
18338 (expand_builtin_pow): Ditto.
18339 (expand_builtin_powi): Ditto.
18340 (expand_builtin_bswap): Ditto.
18341 (expand_builtin_unop): Ditto.
18342 (expand_builtin_fabs): Ditto.
18343 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
18344 the call to expand_expr().
18345 (expand_builtin_sync_operation): Ditto.
18346 (expand_builtin_compare_and_swap): Ditto.
18347 (expand_builtin_lock_test_and_set): Ditto.
18348 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
18349 instead of 0 in the call to expand_expr().
18350 (expand_builtin_extract_return_addr): Ditto.
18351 (expand_builtin_eh_return): Ditto.
18352 (expand_eh_return): Ditto.
18353 * explow.c (expr_size): Ditto.
18354 * expr.c (optimize_bitfield_assignment_op): Ditto.
18355 (expand_assignement): Ditto.
18356 (store_expr): Ditto.
18357 (store_field): Ditto.
18358 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
18359 the call to expand_expr().
18360 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
18361 in the call to expand_expr().
18362 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
18363 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
18364 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
18366 * optabs.c (expand_vec_shift_expr): Ditto.
18367 (expand_vec_cond_expr): Ditto.
18368 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
18369 call to expand_expr().
18370 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
18371 in the call to expand_expr().
18373 2007-05-14 Dave Korn <dave.korn@artimi.com>
18375 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
18377 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
18379 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
18380 instead of c_common_unsigned_type.
18381 (c_common_unsigned_type): Remove.
18382 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
18383 c_common_unsigned_type.
18384 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
18385 c_common_unsigned_type.
18386 * c-common.h (c_common_unsigned_type): Remove.
18387 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
18388 c_common_unsigned_type.
18389 * c-format.c (check_format_types): Use unsigned_type_for instead of
18390 c_common_unsigned_type.
18391 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
18392 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead
18393 of c_common_unsigned_type.
18394 * convert.c (convert_to_integer): Use unsigned_type_for instead of
18395 lang_hooks.types.unsigned_type.
18396 * expmed.c (make_tree): Use unsigned_type_for instead of
18397 lang_hooks.types.unsigned_type.
18398 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
18399 lang_hooks.types.unsigned_type.
18400 (build_range_check): Likewise.
18401 (fold_unary): Likewise.
18402 (fold_binary): Likewise.
18403 (fold_ternary): Likewise.
18404 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
18405 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
18406 * tree.c (get_unsigned_type): New.
18407 (unsigned_type_for): Use get_unsigned_type instead of
18408 lang_hooks.types.unsigned_type.
18410 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
18412 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
18413 to m68k_get_function_kind. Update its prototype.
18414 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
18416 (m68k_interrupt_function_p): Return enum m68k_function_type
18417 instead of bool. Rename to m68k_get_function_kind.
18418 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
18419 target is not fido.
18420 (m68k_compute_frame_layout): Don't mark any register for save
18421 if an interrupt_thread attribute is specified.
18422 (m68k_hard_regno_rename_ok): Update a use of
18423 m68k_interrupt_function_p.
18424 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
18425 m68k_interrupt_function_p.
18426 (m68k_function_type): New.
18427 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
18428 for a function with an interrupt_thread attribute.
18429 * doc/extend.texi: Document the interrupt_thread attribute.
18431 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
18433 Fix PR tree-optimization/31911
18434 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
18435 if they didn't change the expression.
18437 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
18439 * tree-scalar-evolution.c (resolve_mixers): Exported.
18440 * tree-scalar-evolution.h (resolve_mixers): Declare.
18441 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
18442 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
18443 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
18444 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
18445 init_array_ref, init_pointer_ref, analyze_indirect_ref,
18446 strip_conversion, analyze_offset_expr, address_analysis,
18447 object_analysis, analyze_offset): Removed.
18448 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
18449 split_constant_offset, canonicalize_base_object_address,
18450 object_address_invariant_in_loop_p, disjoint_objects_p,
18451 dr_may_alias_p, dr_address_invariant_p): New functions.
18452 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
18453 and dr_analyze_alias.
18454 (initialize_data_dependence_relation): Use dr_may_alias_p
18455 and object_address_invariant_in_loop_p.
18456 (compute_self_dependence): Handle the case when
18457 DDR_ARE_DEPENDENT (ddr) is chrec_dont_know.
18458 (find_data_references_in_stmt): Restrict the analysis of data
18459 references to the given loop nest.
18460 (find_data_references_in_loop): Made static. Pass loop nest to
18461 find_data_references_in_stmt.
18462 (compute_data_dependences_for_loop): Use DR_VOPS.
18463 (free_data_ref): Free DR_VOPS.
18464 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
18465 (struct innermost_loop_behavior): ... new.
18466 (struct base_object_info): Replaced by ...
18467 (struct indices): ... new.
18468 (struct dr_alias): New.
18469 (enum data_ref_type): Removed.
18470 (struct data_reference): Consist of struct innermost_loop_behavior,
18471 struct indices and struct dr_alias.
18472 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
18473 (DR_MEMTAG): Renamed to ...
18474 (DR_SYMBOL_TAG): ... this.
18475 (find_data_references_in_loop): Declaration removed.
18476 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
18477 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
18478 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
18479 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
18481 2007-05-13 Revital Eres <eres@il.ibm.com>
18483 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
18484 which walks virtual def-use chains to find redundant stores.
18485 (dse_optimize_stmt): Call it.
18487 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
18489 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
18490 * passes.c (init_optimization_passes): Move pass_jump_bypass
18493 * basic-block.h (bb_has_eh_pred): Fix style issue.
18495 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
18497 PR rtl-optimization/31848
18498 * loop-invariant.c (move_invariant_reg): If we move an insn
18499 with a REG_EQUAL note, and that insn is not always executed,
18500 remove the REG_EQUAL note.
18502 2007-05-12 Richard Guenther <rguenther@suse.de>
18504 PR tree-optimization/31797
18505 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
18506 propagate into a stmt that has volatile ops.
18508 2007-05-12 Richard Sandiford <richard@codesourcery.com>
18510 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
18511 (gcc_tooldir): Likewise.
18512 * configure: Regenerate.
18513 * Makefile.in (libsubdir_to_prefix): New variable, based on the
18514 old configure.ac gcc_tooldir setting.
18515 (prefix_to_exec_prefix): New variable.
18516 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
18517 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
18519 2007-05-11 Silvius Rus <rus@google.com>
18521 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
18522 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
18523 * c-common.h (strict_aliasing_warning): Change return type.
18524 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
18525 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
18526 (build_c_cast): Condition call to strict_aliasing_warning.
18527 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
18528 * flags.h (set_Wstrict_aliasing): Declare.
18529 * opts.c (set_Wstrict_alising): Define, add call to.
18530 * tree-flow.h (strict_aliasing_warning_backend): Declare.
18531 * tree-ssa-alias-warnings.c: New file.
18532 * tree-ssa-alias.c (compute_may_aliases): Add call to
18533 strict_aliasing_warning_backend.
18535 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
18537 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
18538 Use loop_depth and loop_outer accessor functions.
18539 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
18540 determine_invariantness_stmt, move_computations_stmt): Ditto.
18541 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
18542 add_loop, loopify, unloop, fix_loop_structure): Ditto.
18543 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
18544 * tree-scalar-evolution.c (interpret_loop_phi,
18545 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
18546 instantiate_parameters_1, scev_const_prop): Ditto.
18547 * cfghooks.c (make_forwarder_block): Ditto.
18548 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
18549 * modulo-sched.c (loop_canon_p): Ditto.
18550 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
18551 slpeel_can_duplicate_loop_p): Ditto.
18552 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
18553 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
18554 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
18555 cancel_loop, verify_loop_structure): Ditto.
18556 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
18557 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
18558 superloops vector instead of "pred" array.
18559 (establish_preds): Take father loop as an argument. Initialize the
18561 (flow_loop_tree_node_add): Pass father loop to establish_preds.
18562 Do not initialize loop->outer.
18563 (flow_loop_tree_node_remove): Truncate the superloops vector.
18564 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
18565 "pred" merged to "superloops" vector.
18566 (loop_depth, loop_outer): New.
18567 (fel_init): Use loop_outer.
18569 2007-05-11 Jan Hubicka <jh@suse.cz>
18571 * cgraphunit.c: Include gt-cgraphunit.h
18572 (static_ctors, static_dtors): New static vars.
18573 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
18574 based on implementation in c-common.c
18575 (cgraph_finalize_function): Call record_cdtor_fn.
18576 (cgraph_optimize): Call cgraph_build_cdtor_fns.
18577 * decl.c (finish_function): Do not call c_record_cdtor_fn.
18578 (c_write_global_declarations): Do not call c_build_cdtor_fns.
18579 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
18580 build_cdtor, c_build_cdtor_fns): Remove.
18581 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
18582 c_build_cdtor_fns): Remove prototype.
18584 2007-05-11 Paolo Carlini <pcarlini@suse.de>
18587 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
18588 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
18589 * builtins.c (fold_builtin_memchr): New.
18590 (expand_builtin_memchr): Call the latter.
18591 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
18592 * doc/extend.texi ([Other built-in functions provided by GCC]):
18595 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
18597 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
18598 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
18599 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
18600 PFPO_OP1_TYPE_SHIFT): Constants added.
18601 (DFP_ALL): Mode macro defined.
18602 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
18603 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
18604 Insn definitions added.
18605 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
18606 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
18609 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
18611 PR tree-optimization/31885
18612 * tree-chrec.c (chrec_contains_undetermined): Do not consider
18613 NULL_TREE to be undetermined.
18614 (automatically_generated_chrec_p): Return false for NULL.
18616 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
18618 * config/bfin/bfin.h (MOVE_RATIO): Define.
18620 2007-05-10 Richard Sandiford <richard@codesourcery.com>
18622 * config.gcc (sparc-wrs-vxworks): New target.
18623 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
18624 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
18625 * config/sparc/sparc.h: Include vxworks-dummy.h.
18626 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
18627 include LABEL_REFs too.
18628 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
18629 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
18631 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
18633 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
18634 (sparc_emit_call_insn): New function.
18635 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
18636 functions when generating VxWorks PIC.
18637 * config/sparc/sparc.md (vxworks_load_got): New pattern.
18638 (call, call_value): Use sparc_emit_call_insn instead of
18641 2007-05-09 Bob Wilson <bob.wilson@acm.org>
18643 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
18645 2007-05-09 Bob Wilson <bob.wilson@acm.org>
18647 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
18648 for floating-point values if HOST_BITS_PER_LONG > 32. Use
18649 split_double instead of operand_subword.
18651 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
18653 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
18654 * config/bfin/bfin.c (bfin_local_alignment): New function.
18655 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
18657 2007-05-08 Chao-ying Fu <fu@mips.com>
18659 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
18660 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
18661 (smsub_widen_optab, umsub_widen_optab): Define.
18662 * optabs.c (init_optabs): Initialize smsub_widen_optab and
18664 * genopinit.c (optabs): Fill in smsub_widen_optab and
18666 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
18667 and umsub_widen_optab to implement multiply-subtract sequences.
18668 * config/mips/mips.md (*msac<u>_di): Rename to...
18669 (<u>msubsidi4): ...this. Extend condition to include
18670 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
18671 of operand 0 to "ka" and use the three-operand form of msub<u>
18673 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
18676 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
18678 PR rtl-optimization/28011
18679 * reload.c (push_reload): Set dont_share if IN appears in OUT
18680 also when IN is a PLUS rtx.
18681 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
18684 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
18686 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
18687 call unshare_all_decls.
18688 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
18689 (unshare_all_decls): Remove.
18691 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
18694 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
18697 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
18698 Nigel Stephens <nigel@mips.com>
18700 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
18701 Update comments and all uses.
18702 (MIN_FPRS_PER_FMT): Define.
18703 * config/mips/mips.c (function_arg): Fix to correctly handle
18704 the -mips32r2 -mfp64 -mabi=32 case.
18705 (override_options): Enable use of odd-numbered registers for
18706 SFmode values on MIPS32.
18707 (mips_save_reg_p): Save whole floating-point register pair if
18708 either half is used.
18709 (compute_frame_size): Fix comment.
18711 2007-05-08 Jie Zhang <jie.zhang@analog.com>
18713 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
18714 argument of type bool.
18715 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
18716 argument. Safely select temporary P register according to it.
18717 (do_link): Change call site of add_to_reg accordingly.
18718 (do_unlink): Add epilogue_p as a fourth argument and pass it
18720 (expand_interrupt_handler_epilogue): Change call of do_unlink
18722 (bfin_expand_prologue): Add a third argument sibcall_p.
18723 * config/bfin/bfin.md (epilogue): Change call of
18724 bfin_expand_epilogue accordingly.
18725 (sibcall_epilogue): Likewise.
18726 (eh_return_internal): Likewise.
18728 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
18729 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
18730 * config/bfin/bfin.c (bfin_handle_option): Handle
18731 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
18732 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
18733 Support bf534, bf536 and bf561.
18734 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
18736 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
18739 * config/i386/i386.c (ix86_function_regparm): Process local
18740 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
18742 2007-05-07 Mike Stump <mrs@apple.com>
18744 * doc/invoke.texi (Warning Options): Document that -Wempty-body
18745 also checks for and while statements in C++.
18747 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
18749 * gcc.c (at_file_supplied): New variable.
18750 (main): Set it if we expanded argv.
18751 (do_spec_1): Pass an @-file to the linker if we were called with
18752 an @-file argument and HAVE_GNU_LD.
18753 * collect2.c (at_file_supplied): New variable.
18754 (response_file): New variable.
18755 (collect_exit): Unlink response_file if necessary.
18756 (handler): Likewise.
18757 (do_wait): Likewise.
18758 (main): Set at_file_supplied if we expanded argv.
18759 (collect_execute): Pass an @-file to subprocesses if we were called
18760 with an @-file argument.
18761 * configure.ac: Add define for HAVE_GNU_LD.
18762 * configure: Regenerate.
18763 * config.in: Regenerate.
18765 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
18767 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
18768 operand to HI mode.
18773 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
18775 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
18776 (TARGET_ENCODE_SECTION_INFO): Re-define.
18777 (m32c_encode_section_info): New
18778 (function_vector_handler): New
18779 (current_function_special_page_vector): New
18780 (m32c_special_page_vector_p): New.
18781 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
18783 * config/m32c/jump.md: Added instruction JSRS for functions
18784 with attribute "function_vector".
18785 * doc/extend.texi (function_vector): Added description
18786 for M16C, M32C targets.
18788 2007-05-07 DJ Delorie <dj@redhat.com>
18791 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
18792 ashrpsi3, lshrpsi3): Update shift count constraint.
18794 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
18795 Nathan Froyd <froydnj@codesourcery.com>
18798 * c-incpath.c (add_path): Strip trailing path separators.
18800 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
18802 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
18803 Free dominance info before purging EH edges.
18804 (eliminate_degenerate_phis): Likewise.
18805 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
18807 2007-05-07 Jan Hubicka <jh@suse.cz>
18809 * gimplify.c (gimplify_expr): Do not crash when folding
18810 (void *)(int)&a + 4.
18812 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
18815 * c-opts.c (lang_fortran): Make it non static.
18816 * c-common.h (lang_fortran): New prototype.
18817 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
18818 -lang-fortran option was passed by the driver.
18820 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
18822 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
18823 of ASSERT_CHECKING. Tweak message.
18825 2007-05-06 Revital Eres <eres@il.ibm.com>
18828 * loop-unroll.c (insert_var_expansion_initialization):
18829 Initialize the expansions with -zero instead of +zero.
18831 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
18833 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
18834 into pic and non-pic versions. Mark r19 as used for
18835 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
18836 for tgd_load, tld_load and tie_load .
18837 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
18838 version of tgd_load, tld_load and tie_load depending on the
18841 2007-05-04 Ulrich Drepper <drepper@redhat.com>
18842 Jakub Jelinek <jakub@redhat.com>
18844 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
18845 (__do_global_dtors_aux): Use more paranoid loop to run
18846 destructors if HIDDEN_DTOR_LIST_END.
18847 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
18849 2007-05-04 Jakub Jelinek <jakub@redhat.com>
18851 * varasm.c (align_variable): Don't increase alignment for
18852 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
18853 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
18855 2007-05-04 Josh Conner <jconner@apple.com>
18857 * basic-block.h (cdi_direction): Assign values to all enumeration
18859 (dom_computed): Remove.
18860 (dom_info_state): New.
18861 (set_dom_info_availability): New.
18862 * tree-ssa-loop-im.c (determine_invariantness): Initialize
18863 walk_data.dom_direction.
18864 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
18865 instead of dom_computed[].
18866 (split_edge): Likewise.
18867 (create_basic_block): Likewise.
18868 (merge_blocks): Likewise.
18869 * ifcvt.c (find_if_header): Likewise.
18870 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
18871 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
18872 * tree-ssa.c (verify_ssa): Likewise.
18873 * tree-cfg.c (tree_verify_flow_info): Likewise.
18874 (remove_edge_and_dominated_blocks): Likewise.
18875 * dominance.c (dom_computed): Make static.
18876 (calc_dfs_tree_nonrec): Change third param to a bool.
18877 (calc_dfs_tree): Change second param to a bool.
18878 (calc_idioms): Change second param to a bool. Use
18879 dom_convert_dir_to_idx.
18880 (init_dom_info): Validate dir before using.
18881 (dom_convert_dir_to_idx): New.
18882 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
18883 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
18884 (free_dominance_info): Use dom_convert_dir_to_idx.
18885 (get_immediate_dominator): Likewise.
18886 (set_immediate_dominator): Likewise.
18887 (get_dominated_by): Likewise.
18888 (redirect_immediate_dominators): Likewise.
18889 (nearest_common_denominator): Likewise.
18890 (dominated_by_p): Likewise.
18891 (bb_dom_dfs_in): Likewise.
18892 (bb_dom_dfs_out): Likewise.
18893 (recount_dominator): Likewise.
18894 (iterate_fix_dominators): Likewise.
18895 (add_to_dominance_info): Likewise.
18896 (delete_from_dominance_info): Likewise.
18897 (first_dom_son): Likewise.
18898 (next_dom_son): Likewise.
18899 (dom_info_available_p): Likewise.
18900 (dom_info_state): New.
18901 (set_dom_info_availability): New.
18903 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
18905 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
18907 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
18909 2007-05-04 Bob Wilson <bob.wilson@acm.org>
18911 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
18912 (subdi3, subdi_carry): Delete.
18914 2007-05-04 Jan Hubicka <jh@suse.cz>
18915 Richard Guenther <rguenther@suse.de>
18917 * opts.c (decode_options): Do not fiddle with inlining
18918 parameters in case of optimizing for size.
18919 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
18920 for size do nothing.
18921 (cgraph_decide_inlining_of_small_function): When optimizing for
18922 size never inline functions increasing caller size.
18923 (cgraph_early_inlining): Inline for size when optimizing for size.
18925 2007-05-04 Bernd Schmidt <bernd.schmidt@analog.com>
18927 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
18928 logical operations piecewise.
18929 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
18930 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
18931 subdi_sesidi_di): Delete.
18932 (add_with_carry): Produce carry in CC instead of a DREG to shorten
18933 the generated sequence. Allow three-reg add in constraints. Rewrite
18934 the rtl expression for carry to avoid zero_extend of a constant.
18935 (sub_with_carry): New pattern.
18936 (adddi3, subdi3): Change into define_expand. For subtract, generate a
18937 different sequence not involving jumps.
18938 (notbi): Now a named pattern.
18940 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
18942 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
18943 Add the note about a significant loss of accuracy of some
18944 mathematical routines when these options are used.
18946 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
18948 * haifa-sched.c (rtx_vec_t): New typedef.
18949 (contributes_to_priority_p): Extract piece of priority () into new
18951 (priority): Use the function. Add assertion.
18952 (rank_for_schedule, set_priorities): Add assertion to check that
18953 insn's priority is initialized.
18954 (clear_priorities, calc_priorities): Change signature. Make it update
18955 all relevant insns. Update all callers ('add_to_speculative_block ()'
18956 and 'create_block_check_twin ()').
18957 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
18958 Add new field 'priority_status'.
18959 (INSN_PRIORITY_STATUS): New macro.
18960 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
18962 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
18964 * sched-ebb.c (debug_ebb_dependencies): New static function.
18965 (init_ready_list): Use it.
18967 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
18968 with changed signature and 'debug_rgn_dependencies ()'.
18969 (debug_rgn_dependencies): New static function.
18970 (init_ready_list): Use it.
18972 * sched-int.h (debug_dependencies): Declare.
18974 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
18976 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
18978 2007-05-04 Dirk Mueller <dmueller@suse.de>
18980 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
18982 2007-05-03 Jan Hubicka <jh@suse.cz>
18984 * fold-const.c (fold_unary): Convert (T1)(X op Y) into
18985 ((T1)X op (T1)Y), for pointer type in more cases than before.
18987 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
18989 * tree-object-size.c (plus_expr_object_size): When operand size is
18990 unknown, return unknown.
18992 2007-05-03 Dirk Mueller <dmueller@suse.de>
18994 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
18996 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
18999 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
19001 2007-05-03 Janis Johnson <janis187@us.ibm.com>
19003 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
19005 2007-05-03 Joseph Myers <joseph@codesourcery.com>
19007 * config/soft-fp/double.h, config/soft-fp/extended.h,
19008 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
19009 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
19010 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
19011 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
19014 2007-05-03 Ian Lance Taylor <iant@google.com>
19016 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
19017 MASK_PPC_GFXOPT for 8540 or 8548.
19019 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
19021 * tree-vect-transform.c (vect_update_inits_of_drs): Use
19022 vect_print_dump_info() to output debug information.
19024 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
19027 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
19028 operands of size 2 when operand is not MEM_P.
19030 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
19032 PR tree-optimization/30565
19033 * lambda-code.c (perfect_nestify): Fix updating of dominators.
19035 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
19037 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
19038 (umulsi3_highpart): Use them.
19039 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
19040 for final accumulator to D regisster tranfser.
19042 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
19044 PR tree-optimization/31699
19045 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove
19047 (vect_enhance_data_refs_alignment): Compute peel amount using
19048 TYPE_VECTOR_SUBPARTS instead of vf.
19049 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
19051 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
19054 * system.h: Remove inclusion of double-int.h
19055 * tree.h: Include double-int.h
19056 * gengtype.c: Likewise
19057 * cfgloop.h: Likewise
19058 * Makefile.in: Adjust dependencies on double-int.h
19060 2007-05-02 Eric Christopher <echristo@apple.com>
19062 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
19063 -shared to -Zdynamiclib.
19065 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
19068 * c-common.c (strip_pointer_or_array_types): New function.
19069 * c-common.h (strip_pointer_or_array_types): New function declaration.
19071 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
19073 PR tree-optimization/31771
19074 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
19076 2007-05-02 Paul Brook <paul@codesourcery.com>
19078 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
19080 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
19082 PR middle-end/29715
19083 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
19086 2007-05-02 Nick Clifton <nickc@redhat.com>
19088 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
19090 2007-05-02 Richard Guenther <rguenther@suse.de>
19092 PR tree-optimization/31146
19093 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
19094 argument, single_use_p. If we have a single use that is
19095 a conversion to the definition rhs type, propagate that rhs.
19096 (forward_propagate_addr_expr): Pass single_use_p argument
19097 to forward_propagate_addr_expr_1.
19099 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
19101 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
19104 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
19106 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
19107 'AMD Family 10 core'.
19109 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
19111 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
19112 and athlon64-sse3 as improved versions of k8, opteron and athlon64
19113 with SSE3 instruction set support.
19114 * doc/invoke.texi: Likewise.
19116 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
19118 * config/i386/i386.c (override_options): Tuning 32-byte loop
19119 alignment for amdfam10 architecture. Increasing the max loop
19120 alignment to 24 bytes.
19122 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
19124 * config/m68k/constraints.md: New.
19125 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
19126 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
19127 EXTRA_CONSTRAINT): Remove.
19128 * config/m68k/m68k.md: Include constraints.md.
19129 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
19131 2007-05-01 Ian Lance Taylor <iant@google.com>
19133 PR tree-optimization/31739
19134 * tree-vrp.c (vrp_val_is_max): New static function.
19135 (vrp_val_is_min): New static function.
19136 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
19138 (set_value_range): Use vrp_val_is_{max,min}.
19139 (extract_range_from_assert): Likewise.
19140 (extract_range_from_binary_expr): Likewise.
19141 (extract_range_from_unary_expr): Likewise.
19142 (dump_value_range, vrp_meet): Likewise.
19143 (vrp_visit_phi_node): Likewise.
19144 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
19146 2007-05-01 Mark Mitchell <mark@codesourcery.com>
19148 * config/i386/gmon-sol2.c (size_t): New type.
19149 (intptr_t): Likewise.
19150 (s_textsize): Declare as size_t.
19152 (monstartup): Use size_t for sizes.
19153 (_mcount): Save and restore registers.
19154 (internal_mcount): Pass 0 as the first argument to monstartup
19156 (moncontrol): Convert pointer to appropriately sized integer
19157 before passing to profil.
19159 2007-05-01 Joseph Myers <joseph@codesourcery.com>
19161 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
19162 __NO_FPRS__, not just if _SOFT_DOUBLE.
19163 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
19164 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
19165 also for E500 double.
19166 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
19167 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
19170 2007-05-01 Richard Guenther <rguenther@suse.de>
19172 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
19175 2007-05-01 Joseph Myers <joseph@codesourcery.com>
19177 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
19179 2007-05-01 Jan Hubicka <jh@suse.cz>
19181 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
19184 2007-05-01 Jan Hubicka <jh@suse.cz>
19186 * tree.h (maybe_fold_offset_to_component_ref): Remove.
19187 (maybe_fold_offset_to_reference): Declare.
19188 * fold-const.c (fold_unary): Do not fold
19189 (type *)&A into &A->field_of_type_and_offset_0
19190 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
19191 size is unknown, give up.
19192 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
19194 (maybe_fold_offset_to_reference): New.
19195 (maybe_fold_stmt_indirect): Use it.
19196 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
19197 * gimplify.c (gimplify_conversion): Canonicalize conversions to
19199 (gimplify_expr): Likewise for plus_expr.
19201 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
19203 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
19204 bsi_after_labels. Always insert statements before bsi.
19205 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
19206 * predict.c (apply_return_prediction): Check for empty blocks.
19207 * cfgexpand.c (lab_rtx_for_bb): New variable.
19208 (label_rtx_for_bb): Do not create new tree labels.
19209 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
19210 (tree_expand_cfg): Initialize lab_rtx_for_bb.
19211 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
19213 (label_for_bb): Add field used.
19214 (update_eh_label, main_block_label): Mark the label used.
19215 (cleanup_dead_labels): Remove unused labels.
19217 2007-05-01 Richard Guenther <rguenther@suse.de>
19219 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
19220 if it is not about to be set.
19221 (get_value_range): Do not pre-allocate equiv bitmap.
19222 (update_value_range): No need to clear equiv field.
19223 (add_equivalence): Change prototype to get bitmap pointer.
19224 Allocate bitmap here if it is not already.
19225 (extract_range_from_assert): Do not allocate bitmap here.
19226 Update callers to add_equivalence.
19227 (extract_range_from_ssa_name): Likewise.
19228 (get_vr_for_comparison): New static helper.
19229 (compare_name_with_value): Handle NULL equiv bitmap by
19230 peeling the first iteration of the comparison loop.
19231 Use get_vr_for_comparison.
19232 (compare_names): Handle NULL equiv bitmaps by using fake
19233 ones. Use get_vr_for_comparison.
19235 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
19237 * double-int.c (mpz_set_double_int): Moved from
19238 tree-ssa-loop-niter.c.
19239 (mpz_get_double_int): Likewise; also, add option to wrap
19240 out-of-range integers.
19241 * double-int.h: New prototypes for above.
19242 * tree.c (get_static_type_bounds): Moved from
19243 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
19244 TYPE_MAX_VALUE if they exist..
19245 * tree.h: New prototype for above.
19246 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
19247 get_type_bounds calls.
19248 (mpz_set_double_int): Move to double-int.c.
19249 (get_type_bounds): Move to tree.c, rename to
19250 get_static_type_bounds.
19251 (mpz_to_double_int): Move to double-int.c, rename to
19252 mpz_get_double_int.
19254 2007-04-30 Bob Wilson <bob.wilson@acm.org>
19256 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
19257 DIV0 exception can fall through to a normal return.
19259 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
19261 PR middle-end/22156
19262 Temporarily revert:
19263 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
19264 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
19265 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
19266 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
19267 initialize align to silence bogus warning.
19268 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
19269 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
19271 (struct sra_walk_fns): Remove use_all parameter from use.
19272 (sra_hash_tree): Handle BIT_FIELD_REFs.
19273 (sra_elt_hash): Don't hash bitfld blocks.
19274 (sra_elt_eq): Skip them in parent compares as well. Handle
19276 (sra_walk_expr): Don't maintain or pass down use_all_p.
19277 (scan_use): Remove use_all parameter.
19278 (scalarize_use): Likewise. Re-expand assignment to
19279 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
19280 output, and re-scalarize after output. Don't mark anything
19282 (scalarize_ldst): Adjust.
19283 (scalarize_walk_gimple_modify_statement): Likewise.
19284 (build_element_name_1): Handle BIT_FIELD_REFs.
19285 (instantiate_element): Don't warn for any element whose parent
19286 is used as a whole.
19287 (instantiate_missing_elements_1): Return the sra_elt.
19288 (canon_type_for_field): New.
19289 (try_instantiate_multiple_fields): New.
19290 (instantiate_missing_elemnts): Use them.
19291 (mark_no_warning): Removed.
19292 (generate_one_element_ref): Handle BIT_FIELD_REFs.
19293 (REPLDUP, sra_build_elt_assignment): New.
19294 (generate_copy_inout): Use them.
19295 (generate_element_copy): Likewise. Handle bitfld differences.
19296 (generate_element_zero): Don't recurse for blocks. Use
19297 sra_build_elt_assignment.
19298 (generate_one_element_int): Take elt instead of var. Use
19299 sra_build_elt_assignment.
19300 (generate_element_init_1): Adjust.
19301 (scalarize_use, scalarize_copy): Use REPLDUP.
19302 (scalarize_ldst): Move assert before dereference.
19303 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
19305 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
19308 * tree.c (reconstruct_complex_type): Reconstruct a reference
19310 Also use the same mode for the pointer as the old pointer type.
19312 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
19314 * doc/trouble.texi (Interoperation): Remove note about Ultrix
19317 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
19319 PR rtl-optimization/31676
19320 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
19321 (df_refs_record): Call it.
19323 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
19325 * rtl.def (SS_ABS): New code.
19326 * config/bfin/bfin.c (print_operand): New modifier 'v'.
19327 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
19328 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
19329 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
19330 (bfin_init_builtins): Define them.
19331 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
19332 (bfin_expand_builtin): ... and handle the others here.
19333 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
19334 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
19335 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
19336 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
19337 operand is only HImode.
19339 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
19341 * regclass.c (scan_one_insn): Remove splitting of
19344 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
19345 Nigel Stephens <nigel@mips.com>
19347 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
19349 2007-04-28 Jan Hubicka <jh@suse.cz>
19351 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
19352 insn_locators_alloc instead of insn_locators_initialize;
19353 call reset_block_changes.
19354 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
19355 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
19356 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
19357 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
19358 * config/score/score.c (th_output_mi_thunk): Likewise.
19359 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
19360 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
19361 tolerate uninitialized locator info.
19364 * function.c (init_function_start): Don't init line number info.
19365 (expand_function_end): Update.
19366 (reset_block_changes, record_block_change, finalize_block_changes,
19367 check_block_change, free_block_changes): Kill.
19368 * function.h (reset_block_changes, record_block_change,
19369 finalize_block_changes, check_block_change, free_block_changes):
19371 (struct function): Remove ib_boundaries_block.
19372 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
19373 Use curr_insn_locator to initialize locator.
19374 (emit_line_note): Remove.
19375 * cfgexpand.c (expand_gimple_cond_expr): Update.
19376 (construct_exit_block): Likewise.
19377 (tree_expand_cfg): Initialize/finalize locators.
19378 * expr.c (expand_expr_real): Update.
19379 * cfglayout.c (line_locators_locs, line_locators_lines,
19380 file_locators_locs, file_locators_files): Remove.
19381 (set_block_levels): Move to cfgexpand.c.
19382 (insn_locators_initialize): Remove.
19383 (pass_insn_locators_initialize): Remove.
19384 (locations_locators_locs, locations_locators_vals): New static vars.
19385 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
19387 (insn_locators_alloc, insn_locators_finalize,
19388 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
19390 (locator_location): New.
19391 (locator_line, locator_file): Rewrite.
19392 * rtl.h (emit_line_note): Kill.
19393 (insn_locators_alloc, insn_locators_finalize,
19394 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
19396 * tree-inline.c (initialize_cfun): Do not initialize
19397 ib_boundaries_block.
19398 * passes.c (pass_insn_locators_initialize): Remove.
19400 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
19402 * tree-cfg.c (move_block_to_fn): Release bb from dominance
19403 info. Update last_basic_block correctly.
19405 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
19408 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
19409 register itself to hold the offset constant. Tell flow the use
19410 of r4 and r5 when they are used.
19412 2007-04-27 Richard Guenther <rguenther@suse.de>
19414 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
19415 if we simplified anything.
19416 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
19417 warnings until we did a simplification and the stmt was not
19418 marked as TREE_NO_WARNING.
19420 2007-04-27 Mike Stump <mrs@apple.com>
19422 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
19424 2007-04-27 Ian Lance Taylor <iant@google.com>
19426 PR middle-end/31710
19427 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
19428 TYPE_MAX_VALUE exist, convert them to the new type.
19430 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
19432 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
19433 if it claims to be available.
19434 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
19435 edge is redirected.
19436 (perform_tree_ssa_dce): Always free postdominators.
19438 2007-04-27 Richard Henderson <rth@redhat.com>
19440 * config/alpha/predicates.md (aligned_memory_operand): Mark
19441 as define_special_predicate.
19442 (unaligned_memory_operand, normal_memory_operand): Likewise.
19443 (reg_or_unaligned_mem_operand): Remove.
19444 (any_memory_operand): Match the documentation and check for
19445 non-renumbered pseudos during reload.
19446 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
19447 alpha_secondary_reload_class, update to new interface, make static.
19448 Handle CQImode like HImode. Remove FP subreg check.
19449 (alpha_expand_mov): Use replace_equiv_address.
19450 (alpha_expand_mov_nobwx): Use any_memory_operand.
19451 (TARGET_SECONDARY_RELOAD): New.
19452 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
19453 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
19454 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
19455 * config/alpha/alpha.md: ... here.
19456 (RELOAD12, reloadmode): New.
19458 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
19459 Don't handle the aligned case here.
19460 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
19461 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
19462 reload_inhi_help. Don't expect a scratch register.
19463 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
19465 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
19467 2007-04-27 Richard Guenther <rguenther@suse.de>
19469 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
19471 2007-04-27 Richard Guenther <rguenther@suse.de>
19473 PR tree-optimization/30965
19474 PR tree-optimization/30978
19475 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
19476 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
19477 (find_equivalent_equality_comparison): Likewise.
19478 (simplify_cond): Likewise.
19479 (get_prop_source_stmt): New helper.
19480 (get_prop_dest_stmt): Likewise.
19481 (can_propagate_from): Likewise.
19482 (remove_prop_source_from_use): Likewise.
19483 (combine_cond_expr_cond): Likewise.
19484 (forward_propagate_comparison): New function.
19485 (forward_propagate_into_cond): Rewrite to use fold for
19487 (tree_ssa_forward_propagate_single_use_vars): Call
19488 forward_propagate_comparison to propagate comparisons.
19490 2007-04-27 Richard Guenther <rguenther@suse.de>
19492 PR tree-optimization/31715
19493 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
19494 sure to do computation on the offset in an appropriate
19497 2007-04-27 Richard Sandiford <richard@codesourcery.com>
19499 * reload.h (elimination_target_reg_p): Declare.
19500 * reload.c (find_reloads): Don't apply the reg_rtx move
19501 optimization if the SET_DEST satisfies elimination_target_reg_p.
19502 * reload1.c (elimination_target_reg_p): New function.
19503 (gen_reload): In the move/add2 fallback, make sure that op0
19504 does not overlap the destination register.
19506 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
19508 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
19509 transform only GIMPLE_MODIFY_STMTs.
19510 * tree-complex.c (expand_complex_operations_1): Ditto.
19511 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
19512 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
19513 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
19515 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
19516 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
19517 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
19518 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
19519 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
19520 slpeel_add_loop_guard): Ditto.
19521 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
19522 * lambda-code.c (perfect_nestify): Ditto.
19523 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
19524 before the first statement.
19525 * tree-optimize.c (execute_free_datastructures): Fix comments.
19526 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
19527 * tree-flow.h (disband_implicit_edges): Declaration removed.
19528 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
19530 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle
19531 COND_EXPRs without gotos.
19532 (disband_implicit_edges, has_label_p): Removed.
19533 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
19534 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
19536 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
19538 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
19539 also for COND_EXPRs.
19540 * cfgexpand.c (label_rtx_for_bb): New function.
19541 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
19542 Use label_rtx_for_bb to find the labels.
19543 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
19544 last block. Detect fallthru edges.
19546 2007-04-26 Ian Lance Taylor <iant@google.com>
19549 * reload.c (find_reloads_subreg_address): If the address was valid
19550 in the original mode but not in the new mode, reload the whole
19553 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
19555 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
19556 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
19557 (cleanup_control_expr_graph): Do not invalidate dominance info.
19558 Record altered blocks.
19559 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
19560 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
19561 cleanup_tree_cfg_bb): New functions.
19562 (remove_forwarder_block): Do not maintain the worklist of blocks.
19563 Record altered blocks.
19564 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
19565 not over whole cfg.
19566 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
19567 delete_unreachable_blocks if dominators are not available.
19568 * tree-inline.c (optimize_inline_calls): Free dominance information
19570 * tree-flow.h (remove_edge_and_dominated_blocks,
19571 cfgcleanup_altered_bbs): Altered.
19572 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
19574 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
19576 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
19577 do not invalidate dominators.
19579 2007-04-26 Anatoly Sokolov <aesok@post.ru>
19581 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
19582 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
19583 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
19584 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
19586 2007-04-26 Steve Ellcey <sje@cup.hp.com>
19588 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
19590 2007-04-26 Richard Guenther <rguenther@suse.de>
19592 PR tree-optimization/31703
19593 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
19594 the right type for the target of the bittest.
19596 2007-04-26 Richard Sandiford <richard@codesourcery.com>
19598 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
19599 ix86_sol10_return_in_memory.
19601 2007-04-26 Richard Sandiford <richard@codesourcery.com>
19603 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
19606 2007-04-26 Jakub Jelinek <jakub@redhat.com>
19609 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
19611 PR tree-optimization/30558
19612 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
19613 clear this_state.prev_try.
19615 2007-04-26 Richard Sandiford <richard@codesourcery.com>
19616 Mark Mitchell <mark@codesourcery.com>
19618 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
19619 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
19620 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
19622 2007-04-26 Richard Sandiford <richard@codesourcery.com>
19625 * doc/invoke.texi (%:print-asm-header): Document.
19626 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
19628 (static_spec_functions): Add print-asm-header.
19629 (main): Print a banner before the --target-help linker options.
19630 (print_asm_header_spec_function): New function.
19632 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
19635 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
19636 (movsf_ie): Likewise.
19638 2007-04-25 Paolo Carlini <pcarlini@suse.de>
19640 * doc/extend.texi ([Type Traits]): Adjust per N2255.
19642 2007-04-25 Bob Wilson <bob.wilson@acm.org>
19644 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an
19645 exception for divide-by-zero.
19646 (__umodsi3, __modsi3): Likewise.
19648 2007-04-25 Dirk Mueller <dmueller@suse.de>
19650 * c-typeck.c (build_compound_expr): Annotate warning()
19651 call with OPT_Wunused_value.
19652 * tree-ssa.c (warn_uninit): Annotate warning with
19654 * c-common.c (handle_sentinel_attribute): Annotate warning
19655 call with OPT_Wattributes.
19657 2007-04-25 Thiemo Seufer <ths@mips.com>
19659 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
19660 (mips16): Fix typo.
19661 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
19662 on to the assembler. Improve handling of -mno-mips16. Add handling
19663 of -mno-mips3d, -mno-dsp, -mno-dspr2.
19664 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
19665 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
19666 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
19668 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
19671 * config/i386/winnt.c (i386_pe_file_end): Strip only
19672 USER_LABEL_PREFIX when writing export name.
19674 2007-04-25 Richard Sandiford <richard@codesourcery.com>
19676 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
19677 sh/elf.h, vx-common.h and vxworks.h.
19678 * config/sh/sh.h: Include config/vxworks-dummy.h.
19679 (SUBTARGET_OVERRIDE_OPTIONS): Define.
19680 (OVERRIDE_OPTIONS): Use it.
19681 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
19682 (vxworks_picreg): New pattern.
19683 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
19684 VXWORKS_OS_CPP_BUILTINS.
19685 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
19686 to their VXWORKS_* equivalents.
19687 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
19688 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
19689 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
19690 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
19691 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
19692 -mrtp/-fPIC multilibs.
19693 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
19694 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
19695 (MULTILIB_OSDIRNAMES): Delete.
19697 2007-04-25 Anatoly Sokolov <aesok@post.ru>
19700 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
19702 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
19704 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
19705 rounding mode to be specified by the caller.
19706 (real_to_mpfr) Likewise.
19707 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
19708 include new arguments.
19709 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
19711 2007-04-24 Ian Lance Taylor <iant@google.com>
19713 PR tree-optimization/31605
19714 * tree-vrp.c (set_value_range): Check that min and max are not
19715 both overflow infinities.
19716 (set_value_range_to_value): New static function.
19717 (extract_range_from_binary_expr): Call set_value_range_to_value.
19718 (extract_range_from_cond_expr): Likewise.
19719 (extract_range_from_expr): Likewise.
19720 (extract_range_from_unary_expr): Likewise. Don't create a range
19721 which overflows on both sides.
19722 (vrp_meet): Check for a useless range.
19723 (vrp_visit_phi_node): If we see a constant which looks like an
19724 overflow infinity, turn off the TREE_OVERFLOW flag.
19726 2007-04-24 Ian Lance Taylor <iant@google.com>
19728 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
19730 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
19732 PR diagnostic/25923
19733 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
19734 diagnostic message is being built.
19735 * tree-pretty-print.c (dump_generic_node): Only write the
19736 formatted text into BUFFER's stream if we are not building a
19737 diagnostic message.
19738 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
19740 * Makefile.in (toplev.o): Depend on tree-pass.h.
19742 2007-04-24 Ian Lance Taylor <iant@google.com>
19744 PR tree-optimization/31602
19745 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
19746 conditionals in the copied loop header.
19747 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
19748 warnings if TREE_NO_WARNING is set.
19749 * doc/invoke.texi (Warning Options): Clarify that
19750 -Wstrict-overflow does not warn about loops.
19752 2007-04-24 Janis Johnson <janis187@us.ibm.com>
19754 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
19755 expand on the comment about _Decimal128 arguments and check the
19756 integer result of the modulus operation; for 64-bit ELF ABI, ensure
19757 that _Decimal128 argument uses even/odd register pair.
19758 (function_arg): Ditto.
19760 2007-04-24 Hui-May Chang <hm.chang@apple.com>
19762 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
19763 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
19765 2007-04-24 Richard Guenther <rguenther@suse.de>
19766 Olga Golovanevsky <olga@il.ibm.com>
19768 * fold-const.c (multiple_of_p): Check for bottom
19771 2007-04-24 Richard Henderson <rth@redhat.com>
19773 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
19774 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
19775 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
19776 looking for non-zero bits shifted out. Avoid a recursive call
19777 when constructing the scalar.
19778 (__floatundisf): Likewise.
19780 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
19782 * dwarf2out.c (field_byte_offset): Move the existing logic
19783 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
19784 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
19786 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
19789 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant
19790 length argument of 0 for memset.
19791 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
19792 unsigned shift instead of the signed variant.
19794 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
19796 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
19797 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
19798 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
19799 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
19800 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
19801 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
19802 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
19803 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
19804 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
19805 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
19806 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
19807 "mul<mode>3", "div<mode>3"): Insn definitions added.
19808 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
19809 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
19810 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
19811 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
19812 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
19813 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
19814 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
19815 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
19816 TARGET_FLOAT_FORMAT): Macro definitions removed.
19817 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
19818 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
19819 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
19820 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
19821 (s390_gen_rtx_const_DI): Function removed.
19822 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
19824 2007-04-24 Richard Sandiford <richard@codesourcery.com>
19826 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
19827 over an external ffs function.
19829 2007-04-24 Chao-ying Fu <fu@mips.com>
19830 Richard Sandiford <richard@nildram.co.uk>
19832 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
19833 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
19834 (smadd_widen_optab, umadd_widen_optab): Define.
19835 * optabs.c (init_optabs): Initialize smadd_widen_optab and
19837 * genopinit.c (optabs): Fill in smadd_widen_optab and
19839 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
19840 and umadd_widen_optab to implement multiply-add sequences.
19841 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
19842 (<u>maddsidi4): ...this. Extend condition to include
19843 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
19844 of operand 0 to "ka" and use the three-operand form of madd<u>
19846 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
19848 * config/mips/constraints.md (ka): New register constraint.
19850 2007-04-24 Jan Hubicka <j@suse.cz>
19854 2007-04-23 Jan Hubicka <jh@suse.cz>
19855 * function.c (init_function_start): Don't init line number info.
19856 (expand_function_end): Update.
19857 (reset_block_changes, record_block_change, finalize_block_changes,
19858 check_block_change, free_block_changes): Kill.
19859 * function.h (reset_block_changes, record_block_change,
19860 finalize_block_changes, check_block_change, free_block_changes):
19862 (struct function): Remove ib_boundaries_block.
19863 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
19864 Use curr_insn_locator to initialize locator.
19865 (emit_line_note): Remove.
19866 * cfgexpand.c (expand_gimple_cond_expr): Update.
19867 (construct_exit_block): Likewise.
19868 (tree_expand_cfg): Initialize/finalize locators.
19869 * expr.c (expand_expr_real): Update.
19870 * cfglayout.c (line_locators_locs, line_locators_lines,
19871 file_locators_locs, file_locators_files): Remove.
19872 (set_block_levels): Move to cfgexpand.c.
19873 (insn_locators_initialize): Remove.
19874 (pass_insn_locators_initialize): Remove.
19875 (locations_locators_locs, locations_locators_vals): New static vars.
19876 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
19878 (insn_locators_alloc, insn_locators_finalize,
19879 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
19881 (locator_location): New.
19882 (locator_line, locator_file): Rewrite.
19883 * rtl.h (emit_line_note): Kill.
19884 (insn_locators_alloc, insn_locators_finalize,
19885 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
19887 * tree-inline.c (initialize_cfun): Do not initialize
19888 ib_boundaries_block.
19889 * passes.c (pass_insn_locators_initialize): Remove.
19891 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
19893 * doc/invoke.texi: Removed leading '-' from option index entries.
19895 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
19897 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
19899 (create_phi_node): Use set_phi_nodes.
19900 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
19901 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
19902 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
19903 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
19904 (bsi_start, bsi_last): Use bb_stmt_list.
19905 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
19906 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
19907 Traverse the statements using tsi iterator.
19908 * basic-block.h (struct basic_block_def): Fields stmt_list
19909 and phi_nodes moved to ...
19910 (struct tree_bb_info): ... new structure.
19911 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
19912 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
19913 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
19914 (tree_verify_flow_info): Verify that il.tree is not set for
19915 entry and exit block.
19916 (tree_split_block): Use set_bb_stmt_list.
19918 2007-04-23 Mike Stump <mrs@apple.com>
19920 * config/i386/i386.c (ix86_tune_features
19921 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
19924 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
19926 * config/i386/i386.md (prefix_extra): New attribute.
19927 (length): Add prefix_extra.
19929 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
19930 (sse2_movntv2di): Likewise.
19931 (sse2_cvtps2dq): Likewise.
19932 (sse2_cvtpd2pi): Likewise.
19933 (sse2_cvttpd2pi): Likewise.
19934 (*sse2_cvtpd2ps): Likewise.
19935 (*add<mode>3): Likewise.
19936 (sse2_ssadd<mode>3): Likewise.
19937 (sse2_usadd<mode>3): Likewise.
19938 (*sub<mode>3): Likewise.
19939 (sse2_sssub<mode>3): Likewise.
19940 (sse2_ussub<mode>3): Likewise.
19941 (*mulv8hi3): Likewise.
19942 (*smulv8hi3_highpart): Likewise.
19943 (*umulv8hi3_highpart): Likewise.
19944 (sse2_umulv2siv2di3): Likewise.
19945 (sse2_pmaddwd): Likewise.
19946 (ashr<mode>3): Likewise.
19947 (lshr<mode>3): Likewise.
19948 (ashl<mode>3): Likewise.
19949 (sse2_ashlti3): Likewise.
19950 (sse2_lshrti3): Likewise.
19951 (*umaxv16qi3): Likewise.
19952 (*smaxv8hi3): Likewise.
19953 (*uminv16qi3): Likewise.
19954 (*sminv8hi3): Likewise.
19955 (sse2_eq<mode>3): Likewise.
19956 (sse2_gt<mode>3): Likewise.
19957 (*and<mode>3): Likewise.
19958 (sse2_nand<mode>3): Likewise.
19959 (*ior<mode>3): Likewise.
19960 (*xor<mode>3): Likewise.
19961 (sse2_packsswb): Likewise.
19962 (sse2_packssdw): Likewise.
19963 (sse2_packuswb): Likewise.
19964 (sse2_punpckhbw): Likewise.
19965 (sse2_punpcklbw): Likewise.
19966 (sse2_punpckhwd): Likewise.
19967 (sse2_punpcklwd): Likewise.
19968 (sse2_punpckhdq): Likewise.
19969 (sse2_punpckldq): Likewise.
19970 (sse2_punpckhqdq): Likewise.
19971 (sse2_punpcklqdq): Likewise.
19972 (*sse2_pinsrw): Likewise.
19973 (*sse2_pextrw): Likewise.
19974 (sse2_pshufd_1): Likewise.
19975 (sse2_uavgv16qi3): Likewise.
19976 (sse2_uavgv8hi3): Likewise.
19977 (sse2_psadbw): Likewise.
19978 (sse2_pmovmskb): Likewise.
19979 (*sse2_maskmovdqu): Likewise.
19980 (*sse2_maskmovdqu_rex64): Likewise.
19981 (sse4a_extrqi): Likewise.
19982 (sse4a_extrq): Likewise.
19983 (sse3_lddqu): Set prefix_rep.
19984 (sse3_addsubv4sf3): Likewise.
19985 (sse3_haddv4sf3): Likewise.
19986 (sse3_hsubv4sf3): Likewise.
19987 (sse_cvtss2si): Likewise.
19988 (sse_cvtss2si_2): Likewise.
19989 (sse_cvtss2siq): Likewise.
19990 (sse_cvtss2siq_2): Likewise.
19991 (sse_cvttss2si): Likewise.
19992 (sse_cvttss2siq): Likewise.
19993 (sse2_cvttps2dq): Likewise.
19994 (sse3_movshdup): Likewise.
19995 (sse3_movsldup): Likewise.
19996 (sse2_cvtsd2si): Likewise.
19997 (sse2_cvtsd2si_2): Likewise.
19998 (sse2_cvtsd2siq): Likewise.
19999 (sse2_cvtsd2siq_2): Likewise.
20000 (sse2_cvttsd2si): Likewise.
20001 (sse2_cvttsd2siq): Likewise.
20002 (*sse2_cvtpd2dq): Likewise.
20003 (*sse2_cvttpd2dq): Likewise.
20004 (sse2_pshuflw_1): Likewise.
20005 (sse2_pshufhw_1): Likewise.
20006 (sse4a_insertqi): Likewise.
20007 (sse4a_insertq): Likewise.
20008 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
20009 (ssse3_phadddv4si3): Likewise.
20010 (ssse3_phaddswv8hi3): Likewise.
20011 (ssse3_phsubwv8hi3): Likewise.
20012 (ssse3_phsubdv4si3): Likewise.
20013 (ssse3_phsubswv8hi3): Likewise.
20014 (ssse3_pmaddubswv8hi3): Likewise.
20015 (ssse3_pmulhrswv8hi3): Likewise.
20016 (ssse3_pshufbv16qi3): Likewise.
20017 (ssse3_psign<mode>3): Likewise.
20018 (ssse3_palignrti): Likewise.
20019 (abs<mode>2): Likewise.
20020 (ssse3_phaddwv4hi3): Set prefix_extra.
20021 (ssse3_phadddv2si3): Likewise.
20022 (ssse3_phaddswv4hi3): Likewise.
20023 (ssse3_phsubwv4hi3): Likewise.
20024 (ssse3_phsubdv2si3): Likewise.
20025 (ssse3_phsubswv4hi3): Likewise.
20026 (ssse3_pmaddubswv4hi3): Likewise.
20027 (ssse3_pmulhrswv4hi3): Likewise.
20028 (ssse3_pshufbv8qi3): Likewise.
20029 (ssse3_psign<mode>3): Likewise.
20030 (ssse3_palignrdi): Likewise.
20031 (abs<mode>2): Likewise.
20032 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
20033 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
20034 (sse2_pmovmskb): Set mode to SI instead of V2DF.
20036 2007-04-23 Nick Clifton <nickc@redhat.com>
20038 * params.def: Fix formatting of emacs local variables.
20040 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
20042 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
20043 move if inter-unit move isn't allowed.
20044 Don't split moving the first element of V2DI to DI to inter-unit
20045 move if inter-unit move isn't allowed.
20047 2007-04-23 Richard Guenther <rguenther@suse.de>
20049 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
20050 and CDI_POST_DOMINATORS separately.
20052 2007-04-23 Nick Clifton <nickc@redhat.com>
20054 * c.opt (Wformat-contains-nul): Add warning attribute.
20056 2007-04-23 Jan Hubicka <jh@suse.cz>
20058 * function.c (init_function_start): Don't init line number info.
20059 (expand_function_end): Update.
20060 (reset_block_changes, record_block_change, finalize_block_changes,
20061 check_block_change, free_block_changes): Kill.
20062 * function.h (reset_block_changes, record_block_change,
20063 finalize_block_changes, check_block_change, free_block_changes):
20065 (struct function): Remove ib_boundaries_block.
20066 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
20067 Use curr_insn_locator to initialize locator.
20068 (emit_line_note): Remove.
20069 * cfgexpand.c (expand_gimple_cond_expr): Update.
20070 (construct_exit_block): Likewise.
20071 (tree_expand_cfg): Initialize/finalize locators.
20072 * expr.c (expand_expr_real): Update.
20073 * cfglayout.c (line_locators_locs, line_locators_lines,
20074 file_locators_locs, file_locators_files): Remove.
20075 (set_block_levels): Move to cfgexpand.c.
20076 (insn_locators_initialize): Remove.
20077 (pass_insn_locators_initialize): Remove.
20078 (locations_locators_locs, locations_locators_vals): New static vars.
20079 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
20081 (insn_locators_alloc, insn_locators_finalize,
20082 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
20084 (locator_location): New.
20085 (locator_line, locator_file): Rewrite.
20086 * rtl.h (emit_line_note): Kill.
20087 (insn_locators_alloc, insn_locators_finalize,
20088 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
20090 * tree-inline.c (initialize_cfun): Do not initialize
20091 ib_boundaries_block.
20092 * passes.c (pass_insn_locators_initialize): Remove.
20094 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
20096 PR middle-end/31448
20097 * expr.c (reduce_to_bit_field_precision): Handle
20100 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
20102 PR tree-optimization/24659
20103 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
20104 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
20105 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
20106 * genopinit.c (optabs): Rename vec_pack_mod_optab
20107 to vec_pack_trunc_optab.
20108 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
20109 early for scalar floating point operands for NOP_EXPR.
20110 (vectorizable_type_promotion): Ditto.
20111 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
20112 vec_pack_trunc_optab.
20113 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
20115 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
20116 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
20117 Rename from VEC_PACK_MOD_EXPR.
20118 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
20119 * expr.c (expand_expr_real_1): Ditto.
20120 * tree-inline.c (estimate_num_insns_1): Ditto.
20121 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
20123 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
20124 (vec_unpacks_lo_v4sf): Ditto.
20125 (vec_pack_trunc_v2df): Ditto.
20126 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
20127 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
20128 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
20130 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
20132 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
20134 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
20135 Rename from VEC_PACK_MOD_EXPR. This expression also represent
20136 packing of floating point operands.
20137 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
20138 represent unpacking of floating point operands.
20139 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
20140 [vec_unpacks_hi]: Ditto.
20141 [vec_unpacks_lo]: Ditto.
20143 2007-04-22 Jan Hubicka <jh@suse.cz>
20145 * final.c (rest_of_handle_final): Call
20146 targetm.asm_out.constructor/targetm.asm_out.destructor
20147 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
20148 proper priority via decl_*_priority_insert.
20149 * c-common.c (c_expand_body): Likewise.
20151 2007-04-22 Richard Guenther <rguenther@suse.de>
20153 PR tree-optimization/29789
20154 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
20155 (rewrite_reciprocal): New helper split out from
20156 determine_invariantness_stmt.
20157 (rewrite_bittest): Likewise.
20158 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
20159 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
20162 2007-04-22 Revital Eres <eres@il.ibm.com>
20164 * loop-unroll.c (var_to_expand): New field to support also
20165 insns of the form x = something + x.
20166 (analyze_insn_to_expand_var): Use it.
20167 (expand_var_during_unrolling): Likewise.
20169 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
20171 * predict.c: Include pointer-set.h.
20172 (bb_predictions): New variable.
20173 (tree_predicted_by_p, tree_predict_edge,
20174 remove_predictions_associated_with_edge): Use bb_predictions map
20175 instead of bb->predictions.
20176 (clear_bb_predictions, assert_is_empty): New functions.
20177 (combine_predictions_for_bb): Use bb_predictions map. Call
20178 clear_bb_predictions.
20179 (tree_estimate_probability): Create and free bb_predictions map.
20180 * Makefile.in (predict.o): Add pointer-set.h dependency.
20181 * basic-block.h (struct basic_block_def): Remove predictions
20183 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
20185 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
20188 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
20191 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
20193 * timevar.c (timevar_print): Change reference of --disable-checking to
20194 --enable-checking=release. Also warn if assert checking is disabled.
20196 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
20199 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
20200 decl as addressable if the compound literal was marked as
20202 Mark the decl as a gimple register if it is a complex or
20203 vector decl and does not live in memory.
20205 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
20207 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
20208 (GENERIC_NEXT): New function macro.
20209 (PHI_CHAIN): Use phi_node's new chain variable.
20210 (tree_phi_node): Change tree_common to tree_base
20211 and add the chain field.
20212 * tree-phinodes.c (make_phi_node): Don't set
20213 TREE_TYPE on the new node.
20214 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
20215 instead of checking GIMPLE_TUPLE_P in chain_next.
20216 * tree-vect-transform.c
20217 (get_initial_def_for_induction): Look at
20218 PHI_RESULT_TREE for the type of the phi node.
20219 (update_vuses_to_preheader): Use PHI_CHAIN
20220 instead of TREE_CHAIN on the phi node.
20221 * tree-ssa-structalias.c (compute_points_to_sets):
20223 (ipa_pta_execute): Likewise.
20225 2007-04-21 Richard Guenther <rguenther@suse.de>
20227 PR middle-end/31136
20228 * fold-const.c (fold_unary): Call fold_convert_const on the
20231 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
20233 * gcse.c (store_killed_in_insn): Handle PARALLELs.
20234 (store_killed_in_pat): New.
20236 2007-04-20 Richard Henderson <rth@redhat.com>
20239 * config/i386/i386.c (type_has_variadic_args_p): Look for any
20240 TREE_LIST with a void_type_node value, not void_list_node exactly.
20242 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
20244 * doc/standards.texi: Re-arrange into language-specific
20245 subsections. Add a C++ section, documenting which standards we
20248 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
20250 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
20251 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
20253 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
20255 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
20256 ecrti.o and crtbegin.o.
20257 (LIB_DEFAULT_SPEC): Include -lc.
20258 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
20260 2007-04-20 Richard Henderson <rth@redhat.com>
20263 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
20264 argument; update all callers.
20265 (get_unaligned_offset): New.
20266 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
20267 get_unaligned_address, just pass on the address directly.
20268 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
20269 the subreg in the helper patterns.
20270 (unaligned_extendqidi_le): Use get_unaligned_offset.
20271 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
20272 (unaligned_extendhidi_be): Likewise.
20273 (unaligned_extendhidi): Tidy.
20274 * config/alpha/alpha-protos.h: Update.
20276 2007-04-20 Richard Henderson <rth@redhat.com>
20278 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
20279 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
20280 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
20281 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
20282 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
20283 (CPP_SPEC): Don't include %(cpp_subtarget).
20284 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
20285 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
20286 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
20288 2007-04-20 Jakub Jelinek <jakub@redhat.com>
20290 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
20291 for __builtin_ia32_cmpordss.
20293 PR tree-optimization/31632
20294 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
20295 and arg1 for optimizations of comparison against min/max values.
20296 Fold arg0 to arg1's type for optimizations of comparison against
20297 min+1 and max-1 values.
20299 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
20301 * reload.c (combine_reloads): When trying to use a dying register,
20302 check whether it's uninitialized and don't use if so.
20304 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
20306 * fold-const.c: Remove prototypes for native_encode_expr and
20307 native_interpret_expr.
20308 (native_encode_expr): Make non-static.
20309 (native_interpret_expr): Likewise.
20310 * tree.h: Add prototypes for the above.
20312 2007-04-19 Joseph Myers <joseph@codesourcery.com>
20314 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
20315 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
20316 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
20317 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
20318 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
20319 Add length attributes.
20321 2007-04-19 Janis Johnson <janis187@us.ibm.com>
20323 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
20326 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
20327 __STDC_WANT_DEC_FP__.
20329 2007-04-19 Joseph Myers <joseph@codesourcery.com>
20331 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
20332 for long double compatibility.
20333 * configure: Regenerate.
20335 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
20337 PR rtl-optimization/29841
20338 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
20340 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
20341 that may cause control flow transfer from being moved.
20343 2007-04-18 Jan Hubicka <jh@suse.cz>
20345 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
20348 2007-04-18 Eric Christopher <echristo@apple.com>
20350 * config/rs6000/darwin.md (load_macho_picbase): Use link register
20351 only. Update operands.
20352 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
20353 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
20354 link register to pic register.
20356 2007-04-18 Dirk Mueller <dmueller@suse.de>
20358 PR diagnostic/31227
20359 * tree-vrp.c (search_for_addr_array): New.
20360 (check_array_bounds): Suppress warning about
20361 address taken of array refs if its not de-referenced.
20363 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
20365 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
20366 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
20368 * tree-vectorizer.h (NITERS_KNOWN_P): New.
20369 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
20370 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
20372 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
20374 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
20376 (vect_analyze_scalar_cycles): Fix indentation.
20377 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
20378 (vect_mark_relevant): Include phis in relevance analysis.
20380 * tree-vect-transform.c (vect_transform_loop): Add an assert.
20382 2007-04-18 Anatoly Sokolov <aesok@post.ru>
20384 * config/avr/avr.c (ptrreg_to_str): Replace error() with
20385 output_operand_lossage().
20387 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
20389 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
20390 the unused code for reduction without adjust-in-epilog to simplify the
20393 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
20395 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
20396 (S390_TDC_NEGATIVE_ZERO): New constant.
20397 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
20398 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
20399 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
20400 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
20401 (S390_TDC_POSITIVE_INFINITY): New constant.
20402 (S390_TDC_NEGATIVE_INFINITY): New constant.
20403 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
20404 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
20405 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
20406 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
20407 (S390_TDC_INFINITY): New constant.
20408 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
20409 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
20410 optimization for UNSPEC_CCZ_TO_INT.
20411 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
20412 ("*ccz_to_int"): New insn.
20413 ("isinf<mode>2"): New insn.
20414 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
20415 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
20416 (UNSPEC_CCZ_TO_INT): New constant.
20418 2007-04-18 Richard Guenther <rguenther@suse.de>
20420 PR tree-optimization/19431
20421 PR tree-optimization/21463
20422 * tree-pass.h (pass_phiprop): Declare.
20423 * passes.c (init_optimization_passes): New phiprop pass.
20424 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
20425 (phivn_valid_p): New helper function.
20426 (phiprop_insert_phi): Likewise.
20427 (propagate_with_phi): Likewise.
20428 (tree_ssa_phiprop): New propagator propagating loads
20429 through phi nodes if profitable.
20431 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
20433 * tree-vect-analyze.c (process_use): New function.
20434 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
20435 Check phis in all bbs.
20436 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
20439 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
20441 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
20444 2007-04-17 Anatoly Sokolov <aesok@post.ru>
20447 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
20450 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
20452 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
20454 (sse_vmmulv4sf3): Likewise.
20455 (sse2_vmaddv2df3): Likewise.
20456 (sse2_vmmulv2df3): Likewise.
20458 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
20460 PR rtl-optimization/31360
20461 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
20462 (target_reg_cost): New.
20463 (init_set_costs): Initialize target_reg_cost. Add comments
20464 regarding the rationale of the costs.
20465 (global_cost_for_size): Renamed to...
20466 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
20467 of register pressure.
20468 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
20469 estimate_reg_pressure_cost. Add number of ivs.
20470 (determine_set_costs): Dump target_reg_cost.
20471 * loop-invariant.c (gain_for_invariant): Use
20472 estimate_reg_pressure_cost. Removed n_inv_uses argument.
20473 (best_gain_for_invariant, find_invariants_to_move): Remove
20475 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
20476 (target_reg_cost): Declare.
20477 (global_cost_for_size): Declaration removed.
20478 (estimate_reg_pressure_cost): Declare.
20480 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
20482 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
20483 regnos into even/odd register pairs.
20484 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
20485 TDmode similar to the other floating point modes.
20486 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
20487 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
20489 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
20490 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
20491 (movdd_hardfloat64): Use TARGET_MFPGPR.
20493 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
20495 * reload1.c (delete_output_reload): Don't count output in n_inherited.
20498 2005-01-05 Richard Henderson <rth@redhat.com>
20500 * reload1.c (do_input_reload): Restrict the optimization deleteing
20501 a previous output reload to RELOAD_FOR_INPUT.
20503 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
20505 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
20506 induc_vec_info_type.
20507 (vectorizable_induction): New function declaration.
20508 * tree-vect-transform.c (get_initial_def_for_induction): No need to
20509 check if already vectorized. Find first place in BB where new stmts
20510 can be inserted. Takes only one argument.
20511 (vectorizable_induction): New function.
20512 (vect_transform_stmt): Add case for induc_vec_info_type to call
20513 vectorizable_induction.
20514 (vect_transform_loop): Consider phis for vectorization.
20515 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
20517 (analyze_operations): Call vectorizable_induction when analyzing phis.
20519 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
20520 (vect_mark_relevant): Include phis in relevance analysis.
20521 (vect_mark_stmts_to_be_vectorize): Likewise.
20522 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
20524 2007-04-16 Lawrence Crowl <crowl@google.com>
20526 * doc/invoke.texi (Debugging Options): Add documentation for the
20527 -femit-struct-debug options -femit-struct-debug-baseonly,
20528 -femit-struct-debug-reduced, and
20529 -femit-struct-debug-detailed[=...].
20531 * c-opts.c (c_common_handle_option): Add
20532 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
20533 and OPT_femit_struct_debug_detailed_.
20534 * c.opt: Add specifications for
20535 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
20536 and -femit-struct-debug-detailed[=...].
20537 * opts.c (set_struct_debug_option): Parse the
20538 -femit-struct-debug-... options.
20539 * opts.c (matches_main_base, main_input_basename,
20540 main_input_baselength, base_of_path, matches_main_base): Add
20541 variables and functions to compare header base name to compilation
20543 * opts.c (should_emit_struct_debug): Add to determine to emit a
20544 structure based on the option.
20545 (dump_struct_debug) Also disabled function to debug this
20547 * opts.c (handle_options): Save the base name of the
20550 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
20551 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
20552 This hook indicates if a type is generic. Set it by default
20553 to "never generic".
20554 * langhooks.h (struct lang_hooks_for_types): Add a new hook
20555 to determine if a struct type is generic or not.
20556 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
20557 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
20558 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
20559 with live C++ hook.
20561 * flags.h (enum debug_info_usage): Add an enumeration to describe
20562 a program's use of a structure type.
20563 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
20564 to indicate the program's usage of the type. Filter structs based
20565 on the -femit-struct-debug-... specification.
20566 (gen_type_die): Split into two routines, gen_type_die and
20567 gen_type_die_with_usage. gen_type_die is now a wrapper
20568 that assumes direct usage.
20569 (gen_type_die_with_usage): Replace calls to gen_type_die
20570 with gen_type_die_with_usage adding the program usage of
20571 the referenced type.
20572 (dwarf2out_imported_module_or_decl): Suppress struct debug
20573 information using should_emit_struct_debug when appropriate.
20575 2007-04-16 Ian Lance Taylor <iant@google.com>
20577 PR tree-optimization/31522
20578 * tree-vrp.c (vr_phi_edge_counts): New static variable.
20579 (vrp_initialize): Allocate vr_phi_edge_counts.
20580 (vrp_visit_phi_node): Don't push to infinity if we saw a new
20581 executable edge. Drop test for all constants.
20582 (vrp_finalize): Free vrp_phi_edge_counts.
20584 * doc/cpp.texi (Common Predefined Macros): Clarify description of
20585 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
20587 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
20588 predecessors at head rather than tail.
20590 2007-04-16 Matthias Klose <doko@debian.org>
20592 * config/alpha/linux.h (CPP_SPEC): Define.
20593 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
20595 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
20597 * function.h: Remove sequence_stack extern declaration.
20599 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
20601 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
20603 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
20606 2007-04-16 Anatoly Sokolov <aesok@post.ru>
20608 * config/avr/avr.c (avr_arch_types): Rearranging array.
20609 (enum avr_arch): Add.
20610 (avr_mcu_types): Use avr_arch enumeration constants instead of
20612 * config/avr/avr.h (LINK_SPEC): Simplify.
20614 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
20616 * config/m68k/m68k.c (m68k_libcall_value,
20617 m68k_function_value): Use macros for register names more.
20619 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
20621 (M68K_REGNAME): Use A6_REG.
20622 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
20624 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
20626 PR middle-end/28071
20627 * sched-int.h (struct deps): Split field 'pending_lists_length' into
20628 'pending_read_list_length' and 'pending_write_list_length'. Update
20630 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
20631 to handle two length counters instead of one. Update all uses.
20632 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
20633 two length counters instead of one.
20634 * sched-rgn.c (propagate_deps): Update to handle two length counters
20637 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
20640 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
20641 copy of source, pass it to ix86_expand_vector_set and return
20644 2007-04-16 David Ung <davidu@mips.com>
20645 Joseph Myers <joseph@codesourcery.com>
20647 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
20648 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
20649 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
20650 Add 74K processor information.
20651 * config/mips/mips.md: Include 74k.md.
20652 (cpu): Add 74kc,74kf,74kx.
20653 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
20654 * config/mips/74k.md: New.
20655 * doc/invoke.texi (MIPS Options): Document 74K support.
20657 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
20659 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
20660 vectorizable_* functions.
20661 * tree-vect-transform.c (vectorizable_call): Add check for
20662 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
20663 (vectorizable_store): likewise.
20664 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
20666 (vectorizable_operation, vectorizable_type_demotion): Likewise.
20667 (vectorizable_type_promotion, vectorizable_load): Likewise.
20668 (vectorizable_live_operation, vectorizable_condition): Likewise.
20669 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
20671 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
20673 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
20675 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
20676 register numbers more.
20677 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
20678 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
20679 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
20680 FUNCTION_VALUE_REGNO_P): Likewise.
20681 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
20682 STATIC_CHAIN_REGNUM): Likewise.
20683 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
20684 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
20685 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
20686 * config/m68k/m68k.md (FP_REG): New.
20688 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
20690 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
20693 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
20695 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
20696 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
20699 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
20701 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
20704 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
20707 * c-decl.c (finish_decl): Grab the type of the decl after the call
20708 to store_init_value.
20710 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
20712 * common.opt (fforward-propagate): Fix "Optimization" annotation.
20714 2007-04-14 Jakub Jelinek <jakub@redhat.com>
20717 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free
20718 dominators, post dominators and cleanup cfg before returning.
20720 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
20722 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
20723 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
20725 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
20727 * config.gcc: Recognize fido.
20728 * config/m68k/m68k-devices.def (fidoa): New.
20729 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
20731 (FL_FIDOA, TARGET_FIDOA): New.
20732 * config/m68k/m68k.opt (mfidoa): New.
20734 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20736 PR middle-end/31322
20737 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
20738 when a personality function is used.
20740 2007-04-13 Bob Wilson <bob.wilson@acm.org>
20742 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
20744 2007-04-13 Mike Stump <mrs@apple.com>
20746 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
20748 * config/darwin.opt (fapple-kext): Make C++ only.
20749 * config/darwin.c (darwin_override_options): Remove code to ensure
20750 -fapple-kext is given for C++ only.
20752 2007-04-13 Richard Sandiford <richard@codesourcery.com>
20754 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
20755 * config/mips/mips.c (override_options): Call
20756 SUBTARGET_OVERRIDE_OPTIONS, if defined.
20758 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
20760 * config/i386/i386.opt (msvr3-shlib): Removed.
20762 * doc/invoke.texi: Remove -msvr3-shlib.
20764 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
20766 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
20767 with "popcnt" instruction.
20769 2007-04-13 Richard Guenther <rguenther@suse.de>
20771 PR tree-optimization/21258
20772 * tree-vrp.c (compare_case_labels): New helper.
20773 (find_switch_asserts): New function.
20774 (find_assert_locations): Call it for SWITCH_EXPRs.
20776 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
20778 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
20779 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
20780 check is now implied in X87_FLOAT_MODE_P.
20781 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
20782 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
20783 (fix_trunc<mode>_i386_fisttp): Ditto.
20784 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
20785 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
20786 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
20787 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
20788 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
20789 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
20790 (unnamed_splitters): Ditto.
20791 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
20792 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
20793 FIRST_SSE_REG for local functions when SSE math is enabled or
20794 for functions with sseregparm attribute.
20795 (standard_80387_constant_p): Return -1 if mode is not
20797 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
20798 (ix86_expand_compare): Ditto.
20799 (ix86_expand_carry_flag_compare): Ditto.
20800 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
20801 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
20802 DECIMAL_FLOAT_MODE_P.
20803 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
20804 of SCALAR_FLOAT_MODE_P.
20805 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
20806 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
20807 checks before FLOAT_MODE_P.
20808 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
20809 before FLOAT_MODE_P.
20814 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
20816 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
20817 Charles Wilson <libtool@cwilson.fastmail.fm>
20819 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
20820 (libgcc.mvars): Don't depend on them.
20821 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
20822 * exec-tool.in: New.
20824 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
20826 * doc/invoke.text (--help): Document --help=common.
20828 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
20830 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
20832 2007-04-12 Richard Sandiford <richard@codesourcery.com>
20834 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
20835 * genemit.c (main): Emit #include "integrate.h".
20836 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
20837 (LOADGP_RTP): New mips_loadgp_style.
20838 * config/mips/mips.h: Include config/vxworks-dummy.h.
20839 (TARGET_RTP_PIC): New macro.
20840 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
20841 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
20842 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
20843 for TARGET_RTP_PIC.
20844 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
20845 -mvxworks-pic when using -mrtp and a PIC option.
20846 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
20848 (mips_symbolic_constant_p, mips_symbolic_address_p)
20849 (mips_symbol_insns): Handle SYMBOL_HALF.
20850 (override_options): Warn about -G and -mrtp being used together.
20851 Initialize mips_lo_relocs[SYMBOL_HALF].
20852 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
20853 (mips_emit_loadgp): Handle LOADGP_RTP.
20854 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
20855 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
20856 (tablejump): Handle function-relative case table entries if
20858 * config/mips/predicates.md (symbol_ref_operand): New predicate.
20860 2007-04-12 Richard Sandiford <richard@codesourcery.com>
20862 * config/mips/mips.md (load_call<mode>): Allow any general register.
20864 (sibcall_value_internal, sibcall_value_multiple_internal)
20865 (call_value_internal, call_value_split, call_value_multiple_internal)
20866 (call_value_multiple_split): Remove constraints from operand 0.
20868 2007-04-12 Richard Sandiford <richard@codesourcery.com>
20870 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
20871 rather than loadgp_noshared.
20872 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
20873 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
20875 * config/mips/mips.md (loadgp): Rename to...
20876 (loadgp_newabi): ...this.
20877 (loadgp_noshared): Rename to...
20878 (loadgp_absolute): ...this.
20880 2007-04-12 Richard Sandiford <richard@codesourcery.com>
20882 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
20883 false for locally-binding symbols.
20884 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
20886 2007-04-12 Richard Sandiford <richard@codesourcery.com>
20888 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
20889 (SYMBOL_GOT_PAGE_OFST): ...this.
20890 (SYMBOL_GOT_GLOBAL): Rename to...
20891 (SYMBOL_GOT_DISP): ...this.
20892 (SYMBOL_GOTOFF_GLOBAL): Rename to...
20893 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
20894 * config/mips/mips.c (mips_global_symbol_p): New function.
20895 (mips_symbol_binds_local_p): Likewise.
20896 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
20897 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use
20898 mips_global_symbol_p and mips_symbol_binds_local_p.
20899 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
20900 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
20901 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
20902 SYMBOL_GOTOFF_DISP.
20903 (mips_ok_for_lazy_binding_p): New function.
20904 (mips_load_call_address, mips_expand_call): Use it.
20905 (mips_dangerous_for_la25_p): Likewise.
20906 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
20907 (*got_disp<mode>): Use got_disp_operand instead of
20908 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
20909 SYMBOL_GOTOFF_GLOBAL.
20910 (*got_page<mode>): Use got_page_ofst_operand instead of
20912 * config/mips/predicates.md (const_call_insn_operand): Use
20913 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
20914 (global_got_operand): Rename to...
20915 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
20917 (local_got_operand): Rename to...
20918 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
20919 of SYMBOL_GOT_LOCAL.
20921 2007-04-12 Richard Sandiford <richard@codesourcery.com>
20923 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
20924 TARGET_CALL_CLOBBERED_GP.
20925 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
20926 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
20927 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
20928 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
20929 of TARGET_ABICALLS && !TARGET_NEWABI.
20930 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
20931 * config/mips/mips.c (mips_load_call_address): Check
20932 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
20933 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
20934 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
20935 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
20936 TARGET_ABICALLS && TARGET_NEWABI.
20937 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
20939 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
20940 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
20941 TARGET_ABICALLS && TARGET_NEWABI.
20942 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
20943 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
20944 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
20945 whether indirect calls must use $25.
20946 (mips_extra_live_on_entry): Check TARGET_GOT instead of
20948 * config/mips/mips.md (jal_macro): Check flag_pic and
20949 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
20950 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
20951 instead of TARGET_ABICALLS.
20952 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
20953 TARGET_ABICALLS && TARGET_OLDABI.
20954 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
20955 (sibcall): In the comment above the define_insn, mention
20956 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
20957 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
20958 instead of TARGET_ABICALLS.
20960 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
20962 * doc/md.texi (Blackfin family constraints): Document PA and PB.
20963 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
20964 (MACFLAGS_MATCH_P): New macro.
20965 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
20966 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
20967 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
20968 the other MACFLAG constants.
20969 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
20970 (flag_machi): Tighten constraints. Renumber some of the operands.
20971 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
20973 (flag_machi_parts_acconly): New pattern.
20974 (flag_macinithi): Tighten constraints. Allow any accumulator to be
20976 (flag_macinit1hi): Tighten constraints.
20977 (flag_mul_macv2hi_parts_acconly): New pattern.
20979 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
20980 Use a more efficient implementation.
20981 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
20982 inline sequences when not optimizing for size.
20984 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
20985 movhi_high2low): Delete, merge functionality into...
20986 (packv2hi): ... this pattern.
20988 2007-02-11 Jie Zhang <jie.zhang@analog.com>
20989 * config/bfin/bfin.opt (msim): New option.
20990 (mcpu=): New option.
20991 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
20992 (bfin_cpu_t): Typedef of enum bfin_cpu.
20993 (bfin_cpu_type): New declaration.
20994 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
20995 -msim and -mcpu= options.
20996 (LIB_SPEC): Likewise.
20997 * config/bfin/bfin.c (bfin_cpu_type): Define.
20998 (bfin_handle_option): Handle -mcpu= option.
20999 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
21000 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
21001 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
21003 2007-04-12 Richard Sandiford <richard@codesourcery.com>
21005 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
21006 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
21007 (powerpc-wrs-vxworksae): Use ${tm_file}.
21008 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
21009 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
21010 * config/i386/vx-common.h: New file.
21012 2007-04-12 Richard Sandiford <richard@codesourcery.com>
21014 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
21017 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
21019 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
21022 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
21026 * c-common.c (c_build_qualified_type): Set canonical type
21029 2007-04-12 Richard Guenther <rguenther@suse.de>
21031 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
21032 lower bound and element size if lower bound is not zero
21033 or either of the ARRAY_REF operands is set.
21035 2007-04-12 Richard Guenther <rguenther@suse.de>
21037 PR tree-optimization/24689
21038 PR tree-optimization/31307
21039 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
21041 * gimplify.c (canonicalize_addr_expr): To be consistent with
21042 gimplify_compound_lval only set operands two and three of
21043 ARRAY_REFs if they are not gimple_min_invariant. This makes
21044 it never at this place.
21045 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
21047 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21049 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
21050 null before emitting a .nsubspa directive.
21052 2007-04-11 Diego Novillo <dnovillo@redhat.com>
21054 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
21055 need_to_partition_p if there are no memory statements in the
21058 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
21060 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
21061 (gcd_of_steps_may_divide_p): New function.
21062 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
21064 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
21066 * reload.c (find_reloads_toplev, find_reloads_address,
21067 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
21068 not a pointer equality test, to decide if we need to call
21069 push_reg_equiv_alt_mem.
21071 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
21073 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
21074 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps):
21076 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
21078 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
21080 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
21081 vector to be positive.
21083 2007-04-11 Diego Novillo <dnovillo@redhat.com>
21087 * doc/invoke.texi: Document --params max-aliased-vops and
21089 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
21090 debug_memory_partitions): Move to tree-flow.h
21091 * params.h (AVG_ALIASED_VOPS): Define.
21092 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
21094 (mp_info_t): Likewise.
21095 (get_mem_sym_stats_for): New.
21096 (set_memory_partition): Move from tree-flow-inline.h.
21097 (mark_non_addressable): Only clear the set of symbols for the
21098 partition if it exists.
21099 (dump_memory_partitions): Move from tree-ssa-operands.c
21100 (debug_memory_partitions): Likewise.
21101 (need_to_partition_p): New.
21102 (dump_mem_ref_stats): New.
21103 (debug_mem_ref_stats): New.
21104 (dump_mem_sym_stats): New.
21105 (debug_mem_sym_stats): New.
21106 (update_mem_sym_stats_from_stmt): New.
21107 (compare_mp_info_entries): New.
21108 (mp_info_cmp): Call it.
21109 (sort_mp_info): Change argument to a list of mem_sym_stats_t
21111 (get_mpt_for): Move from tree-ssa-operands.c.
21112 (find_partition_for): New.
21113 (create_partition_for): Remove.
21114 (estimate_vop_reduction): New.
21115 (update_reference_counts): New.
21116 (build_mp_info): New.
21117 (compute_memory_partitions): Refactor.
21118 Document new heuristic.
21119 Call build_mp_info, update_reference_counts,
21120 find_partition_for and estimate_vop_reduction.
21121 (compute_may_aliases): Populate virtual operands before
21122 calling debugging dumps.
21123 (delete_mem_sym_stats): New.
21124 (delete_mem_ref_stats): New.
21125 (init_mem_ref_stats): New.
21126 (init_alias_info): Call it.
21127 (maybe_create_global_var): Remove alias_info argument.
21128 Get number of call sites and number of pure/const call sites
21129 from gimple_mem_ref_stats().
21130 (dump_alias_info): Call dump_memory_partitions first.
21131 (dump_points_to_info_for): Show how many times a pointer has
21133 * opts.c (decode_options): For -O2 set --param
21134 max-aliased-vops to 500.
21135 For -O3 set --param max-aliased-vops to 1000 and --param
21136 avg-aliased-vops to 3.
21137 * fortran/options.c (gfc_init_options): Remove assignment to
21139 * tree-flow-inline.h (gimple_mem_ref_stats): New.
21140 * tree-dfa.c (dump_variable): Dump memory reference
21142 Dump NO_ALIAS* settings.
21143 (referenced_var_lookup): Tidy.
21144 (mem_sym_stats): New.
21145 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
21146 and ORIG are different SSA names for a memory partition.
21147 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
21148 * tree-flow.h (struct mem_sym_stats_d): Define.
21149 (mem_sym_stats_t): Define.
21150 (struct mem_ref_stats_d): Define.
21151 (struct gimple_df): Add field mem_ref_stats.
21152 (enum noalias_state): Define.
21153 (struct var_ann_d): Add bitfield noalias_state.
21154 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
21155 debug_mem_ref_stats, debug_memory_partitions,
21156 debug_mem_sym_stats): Declare.
21157 * tree-ssa-structalias.c (update_alias_info): Update call
21158 sites, pure/const call sites and asm sites in structure
21159 returned by gimple_mem_ref_stats.
21160 Remove local variable IS_POTENTIAL_DEREF.
21161 Increase NUM_DEREFS if the memory expression is a potential
21163 Call update_mem_sym_stats_from_stmt.
21164 If the memory references memory, call
21165 update_mem_sym_stats_from_stmt for all the direct memory
21166 symbol references found.
21167 (intra_create_variable_infos): Set noalias_state field for
21168 pointer arguments according to the value of
21169 flag_argument_noalias.
21170 * tree-ssa-structalias.h (struct alias_info): Remove fields
21171 num_calls_found and num_pure_const_calls_found.
21172 (update_mem_sym_stats_from_stmt): Declare.
21173 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
21174 Set default value to 100.
21175 (PARAM_AVG_ALIASED_VOPS): Define.
21177 2007-04-11 Richard Guenther <rguenther@suse.de>
21179 PR middle-end/31530
21180 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
21181 a * -b + c as c - a * b if we honor sign dependent rounding.
21183 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
21185 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
21186 bfin_expand_strmov.
21187 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
21188 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
21190 (initialize_trampoline): Don't use old-style function definition.
21191 (bfin_secondary_reload): Mark IN_P argument as unused.
21193 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
21195 PR tree-optimization/31343
21196 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
21197 (build_polynomial_chrec): Return a scalar when the evolution is zero.
21198 * testsuite/gcc.dg/vect/pr31343.c: New.
21200 2007-04-10 Eric Christopher <echristo@apple.com>
21202 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
21203 * config/i386/i386.md (*cmpfp0): Use.
21204 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
21205 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
21206 (fix_trunc<mode>_i386_fisttp): Ditto.
21207 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
21208 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
21209 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
21210 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
21211 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
21212 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
21213 (unnamed_splitters): Ditto.
21214 * config/i386/i386.c (output_fix_trunc): Assert that
21215 we're not being passed a TFmode operand.
21217 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
21219 PR tree-optimization/31526
21220 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
21221 n_basic_blocks to find newly added blocks.
21223 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
21225 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
21227 (fix_trunc<mode>si_sse): Ditto.
21228 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
21229 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
21230 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
21231 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
21232 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
21233 expander using SSEMODEF mode macro.
21234 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
21235 expander using SSEMODEF mode macro.
21236 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
21237 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
21238 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
21239 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
21240 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
21241 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
21242 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
21243 Macroize insn using X87MODEF mode macro.
21245 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
21247 * config/i386/sse.md (sse2_pinsrw): Removed.
21248 (sse2_pextrw): Renamed to ...
21249 (*sse2_pextrw): This.
21251 2007-04-09 Jan Hubicka <jh@suse.cz>
21254 * config/i386/sse.md
21255 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
21256 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
21257 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
21258 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
21260 2007-04-09 Jan Hubicka <jh@suse.cz>
21262 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
21263 multiple fields of union.
21265 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
21267 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
21268 (create_preheaders): Check that loops are available.
21269 (fix_loop_structure): Clean up, improve comments.
21270 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
21271 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
21273 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
21274 * predict.c (tree_estimate_probability): Do not call
21275 calculate_dominance_info. Call create_preheaders.
21276 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
21277 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
21279 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
21280 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
21281 * tree-cfg.c (tree_split_edge): Make an assert more precise.
21282 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
21285 2007-04-08 Jan Hubicka <jh@suse.cz>
21287 * tree.h (maybe_fold_offset_to_component_ref): Declare.
21288 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
21289 * fold-const.c (fold_unary): Use it.
21291 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
21293 * varasm.c (assemble_variable): Remove call to
21294 lang_hooks.decls.prepare_assemble_variable.
21295 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
21296 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
21297 * langhooks.h (lang_hooks_for_decls): Remove
21298 prepare_assemble_variable.
21300 2007-04-08 Mike Stump <mrs@apple.com>
21302 * config/i386/i386.c: Use inc/dec on Core2.
21304 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
21306 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
21307 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
21308 lhd_tree_inlining_end_inlining): Remove.
21309 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
21310 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
21311 end_inlining hooks.
21312 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
21313 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
21314 lhd_tree_inlining_end_inlining): Remove prototypes.
21315 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
21316 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
21317 LANG_HOOKS_TREE_INLINING_START_INLINING,
21318 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
21320 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
21323 2007-04-08 Anatoly Sokolov <aesok@post.ru>
21326 * config/avr/predicates.md (io_address_operand): Delete predicate.
21327 (low_io_address_operand): Don't use 'mode' argument.
21328 (higth_io_address_operand): Rename ...
21329 (high_io_address_operand): ... to this. Don't use 'mode' argument.
21330 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
21333 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
21335 Revert change removing staticp.
21337 2007-04-07 Anatoly Sokolov <aesok@post.ru>
21340 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
21343 2007-04-07 Bruce Korb <bkorb@gnu.org>
21345 * c.opt: Add -Wformat-contains-nul.
21346 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
21348 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
21349 the NUL byte warning.
21351 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
21353 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
21355 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
21357 * tree.c (staticp): No longer use staticp langhook.
21358 * langhooks.c (lhd_staticp): Removed.
21359 * langhooks.h (struct lang_hooks): Remove staticp.
21360 * c-common.c (c_staticp): Remove.
21361 * c-common.h (c_staticp): Ditto.
21362 * langhooks-defs.h (lhd_staticp): Ditto.
21363 (LHD_HOOKS_STATICP): Ditto
21364 * tree.h (gcc_assert_lowered): New macro.
21366 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
21368 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
21369 argument "reliable".
21370 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
21371 Add argument "reliable". Propagate it through calls.
21372 (infer_loop_bounds_from_undefined): Derive number of iterations
21373 estimates from references in blocks that do not dominate loop latch.
21374 (gcov_type_to_double_int): New function.
21375 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
21376 and expected_loop_iterations_unbounded.
21377 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
21378 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
21379 * tree-data-ref.c (estimated_loop_iterations): Export.
21380 (get_references_in_stmt): Fix -- do not return addresses of local
21382 * cfgloop.h (expected_loop_iterations_unbounded,
21383 estimated_loop_iterations): Declare.
21385 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
21387 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
21389 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
21391 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
21392 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
21393 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
21394 Use output_387_reg_move().
21395 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
21396 expander using X87MODEF12 mode macro.
21397 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
21398 choosing register preferences. Use output_387_reg_move().
21399 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
21400 instead of "x". Use output_387_reg_move().
21401 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
21402 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
21403 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
21404 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
21405 Use output_387_reg_move().
21406 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
21408 (*truncxf?f_i387 splitter): Ditto.
21410 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
21412 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
21413 LANG_HOOKS_SAFE_FROM_P.
21414 * expr.c (safe_from_p): Remove langhook call.
21415 * langhooks.h (lang_hooks): Remove safe_from_p.
21416 (lhd_safe_from_p): Remove prototype.
21417 * langhooks.c (lhd_safe_from_p): Remove.
21419 2007-04-06 Jan Hubicka <jh@suse.cz>
21421 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
21424 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
21426 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
21427 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
21428 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
21429 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
21431 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
21432 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
21434 2007-04-05 Richard Henderson <rth@redhat.com>
21436 * config/alpha/alpha.c (print_operand) [+]: Remove.
21437 (alpha_end_function): Print nop if call at end of function.
21438 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
21439 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
21440 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
21441 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
21442 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
21443 the call pattern. Update peepholes to match.
21445 2007-04-05 Janis Johnson <janis187@us.ibm.com>
21447 * doc/extend.texi (Other Builtins): Add decimal float variants
21449 * builtins.def: Ditto.
21450 * builtins.c (expand_builtin): Ditto.
21452 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
21453 H.J. Lu <hongjiu.lu@intel.com>
21456 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
21457 of V8HImode when calling ix86_binary_operator_ok.
21458 (sse2_pmaddwd): Call ix86_binary_operator_ok.
21459 (sdot_prodv8hi): Operands 1 and 2 must be register.
21461 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
21463 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
21464 initialize align to silence bogus warning.
21466 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
21468 PR middle-end/22156
21469 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
21471 (struct sra_walk_fns): Remove use_all parameter from use.
21472 (sra_hash_tree): Handle BIT_FIELD_REFs.
21473 (sra_elt_hash): Don't hash bitfld blocks.
21474 (sra_elt_eq): Skip them in parent compares as well. Handle
21476 (sra_walk_expr): Don't maintain or pass down use_all_p.
21477 (scan_use): Remove use_all parameter.
21478 (scalarize_use): Likewise. Re-expand assignment to
21479 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
21480 output, and re-scalarize after output. Don't mark anything
21482 (scalarize_ldst): Adjust.
21483 (scalarize_walk_gimple_modify_statement): Likewise.
21484 (build_element_name_1): Handle BIT_FIELD_REFs.
21485 (instantiate_element): Don't warn for any element whose parent
21486 is used as a whole.
21487 (instantiate_missing_elements_1): Return the sra_elt.
21488 (canon_type_for_field): New.
21489 (try_instantiate_multiple_fields): New.
21490 (instantiate_missing_elemnts): Use them.
21491 (mark_no_warning): Removed.
21492 (generate_one_element_ref): Handle BIT_FIELD_REFs.
21493 (REPLDUP, sra_build_elt_assignment): New.
21494 (generate_copy_inout): Use them.
21495 (generate_element_copy): Likewise. Handle bitfld differences.
21496 (generate_element_zero): Don't recurse for blocks. Use
21497 sra_build_elt_assignment.
21498 (generate_one_element_int): Take elt instead of var. Use
21499 sra_build_elt_assignment.
21500 (generate_element_init_1): Adjust.
21501 (scalarize_use, scalarize_copy): Use REPLDUP.
21502 (scalarize_ldst): Move assert before dereference.
21503 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
21505 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
21507 * regmove.c: Fix unused variable warnings due to previous commit.
21509 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
21511 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
21512 (regmove_bb_head): Remove.
21513 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
21514 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
21515 problems with fixup_match_1.
21516 Don't initialize/free regmove_bb_head.
21518 (reg_is_remote_constant_p): If an insn is in the same basic block
21519 but not before INSN, consider it remote, too.
21521 2007-04-05 Anatoly Sokolov <aesok@post.ru>
21524 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
21525 DECL_ASSEMBLER_NAME, not the DECL_NAME.
21527 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
21529 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
21530 (CONDITIONAL_REGISTER_USAGE): Likewise.
21532 2007-04-04 Richard Henderson <rth@redhat.com>
21534 * config/alpha/lib1funcs.asm: Remove unused file.
21536 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
21539 * opts.c (print_specific_help): Fix --help=<language>
21541 (common_handle_option): Support --help=common.
21543 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
21546 * gcc.c (main): Do not run the linker if
21547 print_subprocess_help indicates that it shouldn't be
21550 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
21553 * doc/invoke.texi (--help=): Document <languages> value, fix
21554 formatting in tables of values.
21556 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
21558 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
21559 dllimport attribute of virtual methods.
21561 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
21563 * config/score/crti.asm: Change _bss_start to __bss_start.
21564 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
21565 (OUTGOING_REG_PARM_STACK_SPACE) update.
21566 * config/score/score.opt: add options to make backend support
21567 score5, score5u, score7 and score7d.
21568 * config/score/score.md: Likewise.
21569 * config/score/misc.md: Likewise.
21570 * config/score/mac.md: Likewise.
21571 * doc/invoke.texi: Likewise.
21572 * doc/md.texi: update constraints define.
21574 2007-04-03 Richard Henderson <rth@redhat.com>
21576 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
21577 an appropriate type, use the mode instead.
21579 2007-04-03 Richard Sandiford <richard@codesourcery.com>
21581 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
21582 Set the default --with-arch setting to mips2.
21583 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
21584 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
21585 (MULTILIB_OSDIRNAMES): Delete.
21586 (MULTILIB_DIRNAMES): Define.
21587 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
21588 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
21589 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
21590 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
21591 VXWORKS_OS_CPP_BUILTINS.
21592 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
21593 (MIPS_DEBUGGING_INFO): Undefine.
21594 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
21596 2007-04-03 Jakub Jelinek <jakub@redhat.com>
21598 PR middle-end/30704
21599 * fold-const.c (native_encode_real): Encode real.c provided longs
21600 as a series of 32-bit native integers.
21601 (native_interpret_real): Interpret buffer as a series of 32-bit
21604 2007-04-03 Richard Guenther <rguenther@suse.de>
21606 * genpreds.c (write_insn_constraint_len): Write function
21607 optimized for CONSTRAINT_LEN implementation.
21608 (write_tm_preds_h): Output insn_constraint_len inline and
21609 use it for CONSTRAINT_LEN.
21610 (write_insn_preds_c): Don't output insn_constraint_len.
21611 * doc/md.texi (define_register_constraint): Document multi-letter
21612 constraints shall have the same length if they start with the same
21615 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
21618 * config/i386/i386.md (isinf<mode>2): Expand only when
21619 TARGET_C99_FUNCTIONS is set.
21621 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
21623 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
21624 (x86_64-*-linux*): Ditto.
21625 * config/i386/i386.opt (mpc): New option.
21626 * config/i386/i386.c (overrride_options): Handle
21627 ix87_precision_string.
21628 * config/i386/crtprec.c: New file.
21629 * config/i386/t-crtpc: Ditto.
21630 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
21631 and -mpc80 options.
21632 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
21633 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
21634 crtprec32.o, crtprec64.o and crtprec80.o.
21636 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
21637 and -mpc80 options.
21638 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
21640 2007-04-02 Eric Christopher <echristo@apple.com>
21642 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
21643 limitations on darwin.
21645 2007-04-02 Anatoly Sokolov <aesok@post.ru>
21648 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
21650 2007-04-02 Dave Korn <dave.korn@artimi.com>
21652 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
21654 2007-04-02 Dave Korn <dave.korn@artimi.com>
21656 * libgcc2.h (exception_descriptor): Don't forward-declare.
21657 (__get_eh_table_language, __get_eh_table_version): Delete
21658 prototypes of long-dead functions.
21660 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
21662 * ebitmap.h: New file
21663 * ebitmap.c: New file
21664 * Makefile.in (ebitmap.o): New target.
21666 2007-04-01 Jan Hubicka <jh@suse.cz>
21668 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
21669 before very first instruction.
21671 2007-04-01 Jan Hubicka <jh@suse.cz>
21673 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
21674 waring on 64bit hosts.
21675 * bitmap.h: Fix typo in bitmap_head_def.
21677 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
21679 PR rtl-optimization/31391
21680 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
21681 into a DELETED_LABEL note, and the label is in an empty basic
21682 block, update BB_END as well as BB_HEAD.
21684 2007-04-01 Richard Henderson <rth@redhat.com>
21686 PR tree-optimization/31169
21687 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
21688 to varying if the range is outside [0, prec-1].
21690 2007-04-01 Richard Sandiford <richard@codesourcery.com>
21693 * config/mips/mips.md (load_const_gp): New insn.
21694 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
21695 the MIPS16 GP pseudo register if no_new_pseudos.
21696 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
21698 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
21701 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
21703 (call_value): Likewise.
21705 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
21706 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21709 * doc/invoke.texi: (optimization options): Reword description
21710 of -ffast-math. Document its primary purpose.
21712 2007-03-31 Richard Guenther <rguenther@suse.de>
21714 * omp-low.c (splay-tree.h): Include.
21715 (lookup_decl): Replace splay-tree usage by pointer-map.
21716 (maybe_lookup_decl): Likewise.
21717 (new_omp_context): Likewise.
21718 (delete_omp_context): Likewise.
21719 * gimplify.c (splay-tree.h): Include.
21720 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
21722 (remap_ssa_name): Likewise.
21723 (remap_decl): Likewise.
21724 (remap_type_1): Likewise.
21725 (remap_type): Likewise.
21726 (copy_body_r): Likewise.
21727 (expand_call_inline): Likewise.
21728 (clone_body): Likewise.
21729 (copy_tree_r): Likewise.
21730 (remap_save_expr): Likewise.
21731 (unsave_r): Likewise.
21732 (unsave_expr_now): Likewise.
21733 (tree_function_versioning): Likewise.
21734 (build_duplicate_type): Likewise.
21735 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
21736 (struct copy_body_data): Replace splay-tree by pointer-map.
21737 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
21738 not $(SPLAY_TREE_H).
21739 (gimplify.o): Depend on $(SPLAY_TREE_H).
21740 (omp-low.p): Likewise.
21742 2007-03-31 Anatoly Sokolov <aesok@post.ru>
21744 * config/avr/predicates.md (even_register_operand,
21745 odd_register_operand): New predicates.
21746 * config/avr/avr.md (movw peephole2): New.
21747 (movw_r peephole2): New.
21749 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
21751 * tree.h (get_signed_or_unsigned_type): New.
21752 * fold-const.c (operand_equal_for_comparison_p): Use
21753 get_signed_or_unsigned_type instead of
21754 lang_hooks.types.signed_or_unsigned_type.
21755 * expr.c (store_expr): Ditto.
21756 * langhooks.c (get_signed_or_unsigned_type): New.
21757 (lhd_signed_or_unsigned_type): New.
21758 * langhooks.h (lhd_signed_or_unsigned_type): New.
21759 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
21761 2007-03-30 Richard Henderson <rth@redhat.com>
21763 * tree-ssa-loop-ivopts.c: Include target.h.
21764 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
21765 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
21766 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
21767 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
21769 2007-03-30 Richard Henderson <rth@redhat.com>
21770 Kai Tietz <kai.tietz@onevision.com>
21772 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
21773 default for 64-bit.
21774 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
21775 (TARGET_64BIT_MS_ABI): New.
21776 (DBX_REGISTER_NUMBER): Handle 64-bit.
21777 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
21778 (LONG_TYPE_SIZE): Force to 32.
21779 (REG_PARM_STACK_SPACE): New.
21780 (OUTGOING_REG_PARM_STACK_SPACE): New.
21781 (REGPARM_MAX, SSE_REGPARM_MAX): New.
21782 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
21783 (STACK_BOUNDARY): Use 128 for 64-bit.
21784 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
21785 Add 64-bit implementation.
21786 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
21788 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
21789 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
21790 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
21791 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
21792 (ix86_handle_cconv_attribute): Don't warn when ignoring if
21793 TARGET_64BIT_MS_ABI.
21794 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
21795 (ix86_pass_by_reference): Likewise.
21796 (ix86_function_value_regno_p): Likewise.
21797 (ix86_build_builtin_va_list): Likewise.
21798 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
21799 (function_arg_advance_ms_64): New.
21800 (function_arg_advance): Call it.
21801 (function_arg_ms_64): New.
21802 (function_arg): Call it.
21803 (function_value_ms_64): New.
21804 (ix86_function_value_1): Call it.
21805 (return_in_memory_ms_64): New.
21806 (ix86_return_in_memory): Call it.
21807 (setup_incoming_varargs_ms_64): New.
21808 (ix86_setup_incoming_varargs): Call it.
21809 (ix86_expand_prologue): Handle 64-bit stack probing.
21810 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
21811 (output_pic_addr_const): Likewise.
21812 (x86_this_parameter): Likewise.
21813 (x86_output_mi_thunk): Likewise.
21814 (x86_function_profiler): Likewise.
21815 (TARGET_STRICT_ARGUMENT_NAMING): New.
21816 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
21817 (TARGET_64BIT_MS_ABI): New.
21818 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
21819 * config/i386/i386.md (allocate_stack_worker): Remove.
21820 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
21821 describe the clobber of eax without a match_scratch.
21822 (allocate_stack_worker_postreload): Remove.
21823 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
21824 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
21825 (allocate_stack_worker_rex64_postreload): Remove.
21826 (allocate_stack): Handle 64-bit.
21827 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
21828 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
21829 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
21830 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
21831 (STANDARD_STARTFILE_PREFIX_1): Likewise.
21832 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
21833 * config.build (x86_64-*-mingw*): New host.
21834 * config.host (x86_64-*-mingw*): New host.
21835 * config.gcc (x86_64-*-mingw*): New target.
21836 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
21838 2007-03-30 Richard Henderson <rth@redhat.com>
21839 Kai Tietz <kai.tietz@onevision.com>
21841 * c-pragma.c (struct def_pragma_macro_value): New.
21842 (struct def_pragma_macro): New.
21843 (pushed_macro_table): New.
21844 (dpm_hash, dpm_eq): New.
21845 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
21846 (init_pragma): Install them.
21847 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
21849 2007-03-30 Anatoly Sokolov <aesok@post.ru>
21851 * config/avr/avr.c (avr_override_options): Clear
21852 'flag_delete_null_pointer_checks'.
21854 2007-03-30 Paolo Carlini <pcarlini@suse.de>
21857 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
21858 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
21859 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
21860 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
21861 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
21862 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
21863 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
21865 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
21867 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
21869 * regmove.c: Move all of pass_stack_adjustments from here...
21870 * combine-stack-adj.c: ...to this new file.
21871 * Makefile.in: Add rules for combine-stack-adj.o.
21873 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
21875 PR tree-optimization/31383
21876 * tree-data-ref.c (affine_function_equal_p): Do not require the
21877 vectors to have the same length.
21879 2007-03-30 Jan Hubicka <jh@suse.cz>
21881 PR middle-end/30700
21882 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
21883 availablility; add more sanity checking; ask varpool only about
21886 2007-03-29 Richard Henderson <rth@redhat.com>
21888 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
21889 to decide, but __SIZEOF_LONG_LONG__.
21891 2007-03-29 Richard Henderson <rth@redhat.com>
21893 * emutls.c (struct __emutls_array): New.
21894 (emutls_destroy): Use it instead of casting element 0 from void*.
21895 (__emutls_get_address): Likewise.
21897 2007-03-29 Richard Henderson <rth@redhat.com>
21899 * varasm.c (initializer_constant_valid_p): Don't deny
21900 DECL_DLLIMPORT_P on functions.
21902 * config/i386/cygming.h: Remove function declarations.
21903 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
21904 (ASM_OUTPUT_LABELREF): Remove.
21905 (COMMON_ASM_OP): Remove.
21906 (ASM_OUTPUT_COMMON): Remove.
21907 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
21908 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
21909 (ASM_DECLARE_FUNCTION_NAME): Likewise.
21910 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
21911 Rename from TARGET_ENCODE_SECTION_INFO.
21912 * config/i386/netware.h: Likewise.
21913 * config/i386/i386-protos.h: Update.
21914 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
21915 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
21916 (legitimate_constant_p): Reject dllimports.
21917 (dllimport_map, get_dllimport_decl): New.
21918 (legitimize_dllimport_symbol): New.
21919 (legitimize_address, ix86_expand_move): Use it.
21920 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
21921 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
21922 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
21923 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
21924 * config/i386/predicates.md (constant_call_address_operand): Only
21925 accept symbols; reject dllimport_p symbols.
21926 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
21927 i386_pe_maybe_record_exported_symbol.
21928 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
21929 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
21930 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
21931 trust the setting of DECL_DLLIMPORT_P.
21932 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
21933 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
21934 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
21935 tidy the argument scanning loop.
21936 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
21937 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
21938 (i386_pe_strip_name_encoding): Remove.
21939 (i386_pe_binds_local_p): New.
21940 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
21941 (i386_pe_output_labelref): Remove.
21942 (i386_pe_asm_output_aligned_decl_common): New.
21943 (i386_pe_maybe_record_exported_symbol): Rename from
21944 i386_pe_record_exported_symbol; check for dllexported symbols.
21946 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
21948 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
21949 add comment explaining why vsnprintf cannot be used.
21951 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
21953 PR tree-optimization/30666
21954 * tree.c (build_complex_type): When creating type names for DWARF2
21955 debug info, create TYPE_DECLs for TYPE_NAME instead of
21957 (build_common_tree_nodes_2): Use build_complex_type when building
21958 predefined complex types, to preserve canonical types.
21960 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
21962 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
21963 (noce_get_alt_condition): Look at it to determine whether to
21964 reverse the condition or not.
21965 (noce_get_condition): Substitute the truth for lies.
21966 (noce_find_if_block): Set the then_else_reversed field.
21968 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
21970 * config/fr30/fr30.md (movdi): Do not accept immediates as the
21971 destination of this insn.
21972 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
21973 than calling gen_rtx_SET directly. Use r0 to hold the value of
21974 'address + 4' rather than a stack based temporary which can be
21975 mis-optimized away.
21977 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
21979 * config/s390/s390.c (s390_secondary_input_reload_class,
21980 s390_secondary_output_reload_class): Functions removed.
21981 (s390_secondary_reload): New function.
21982 (TARGET_SECONDARY_RELOAD): Target macro defined.
21983 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
21984 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
21985 * config/s390/s390.md ("reload_outti", "reload_outdi",
21986 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
21987 "reload_out<mode>"): Expanders removed.
21988 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
21989 "reload<mode>_nonoffmem_out"): Expanders added.
21991 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
21993 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair
21994 action if SRC->DEST replacement failed anyway.
21996 2007-03-28 Mike Stump <mrs@apple.com>
21998 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
21999 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
22000 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
22002 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
22004 * config.gcc: Accept barcelona as a variant of amdfam10.
22005 * config/i386/i386.c (override_options): Likewise.
22006 * doc/invoke.texi: Likewise.
22008 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
22010 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
22011 offsets for BIT_FIELD_REF and COMPONENT_REF.
22013 2007-03-28 Richard Guenther <rguenther@suse.de>
22015 * tree.c (is_global_var): Move ...
22016 * tree-flow-inline.h (is_global_var): ... here.
22017 * tree.h (is_global_var): Remove declaration.
22019 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
22021 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
22023 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
22024 * config/i386/i386.c (ix86_tune_features): Initialize new
22026 * config/i386/predicates.md (promotable_binary_operator): Use
22027 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
22029 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
22032 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
22034 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
22036 * config/fr30/fr30.md (movsi_internal): Change destination
22037 constraint from m to V and add m to the end.
22039 2007-03-28 Christian Bruel <christian.bruel@st.com>
22041 * config/sh/sh.md (movsi_i): Fix type attribute.
22043 2007-03-28 Christian Bruel <christian.bruel@st.com>
22045 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
22046 (movsf_ie): Likewise.
22048 2007-03-28 Christian Bruel <christian.bruel@st.com>
22050 * config.gcc: Add sh4-300 to multilib.
22051 * config/sh/t-mlib-sh4-300: New file.
22053 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
22055 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
22056 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
22057 fix_trunc<mode>di2.
22058 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
22059 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
22060 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
22061 "fixuns_trunctddi2"): Whitespace fix.
22063 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
22065 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
22066 the definition of struct sh_args.
22067 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
22068 CALL_COOKIE_INT_REG_GET): Likewise.
22070 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
22072 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
22073 transformations are applied successfully.
22075 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
22077 * tree.c (tree_contains_struct): Permit 512 tree codes.
22078 * tree.h (tree_contains_struct): Ditto.
22079 (MAX_TREE_CODES): Ditto.
22080 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
22081 SPARE member to store remaining padding bits.
22083 2007-03-27 Anatoly Sokolov <aesok@post.ru>
22085 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
22088 2007-03-27 Janis Johnson <janis187@us.ibm.com>
22090 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
22091 * configure: Regenerate.
22093 * configure: Regenerate using the correct version of autoconf.
22095 2007-03-27 Anatoly Sokolov <aesok@post.ru>
22097 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
22099 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
22100 regs to "__SP_L__" and "__SP_H__".
22102 2007-03-27 Richard Guenther <rguenther@suse.de>
22104 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
22105 computations with it with a HOST_WIDE_INT variable.
22107 2007-03-26 Mike Stump <mrs@apple.com>
22109 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
22110 objective-c-header, objective-c++-header and objc++-cpp-output
22112 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
22114 2007-03-26 Richard Henderson <rth@redhat.com>
22117 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
22118 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
22119 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
22120 IX86_BUILTIN_PSRLQ128): New.
22121 (ix86_init_mmx_sse_builtins): Add them.
22122 (ix86_expand_builtin): Expand them.
22123 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
22124 operand 2 be TImode.
22125 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
22126 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
22127 _mm_srli_epi64): Mark __B const.
22128 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
22129 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
22130 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
22131 new two-vector shift builtins.
22133 2007-03-26 Ian Lance Taylor <iant@google.com>
22135 PR tree-optimization/31345
22136 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
22137 [+INF, +INF(OVF)] into VARYING.
22139 2007-03-26 Zack Weinberg <zackw@panix.com>
22141 * gengtype-parse.c: New file.
22142 * gengtype-yacc.y: Delete.
22143 * gengtype-lex.l: Don't include gengtype-yacc.h.
22144 Define YY_DECL and yyterminate appropriately for recursive
22145 descent parser. yylval is now a string out-parameter to yylex.
22146 (HWS, EOID): New shorthand.
22147 (IWORD): Add a couple more types.
22148 (yylex): Add a setup stanza. Remove the complex rules for
22149 detecting GTY'ed types and typedefs; replace with simple
22150 keyword detectors. Adjust everything for the changed
22151 definition of yylval. Ignore all pp-directives, not just #define.
22153 (parse_file): Rename yybegin; do not call yyparse.
22155 * gengtype.c (xasprintf): Export again.
22156 (this_file): New. Use everywhere __FILE__ was being used.
22157 (get_lang_bitmap): Special case types defined in gengtype.c.
22158 (do_typedef, new_structure): Suppress definition of certain types.
22159 (new_structure): Improve diagnostics of duplicate definitions.
22160 Make sure location_s is associated with input.h.
22161 (nreverse_pairs, define_location_structures): New functions.
22162 (main): Improve tagging of kludge types. Remove old kludges
22163 for input.h types; use define_location_structures.
22164 * gengtype.h: Update prototypes. Define token codes here.
22165 * Makefile.in: Remove all references to gengtype-yacc.
22166 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
22168 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
22169 add GTY((skip)) to the field that's only conditionally there.
22170 * doc/install.texi: Document that Bison is no longer required
22171 unless building treelang.
22173 * gengtype.c: Don't include gtyp-gen.h.
22174 (srcdir): Declare here.
22175 (base_files, lang_dir_names): Allocate dynamically.
22176 (gt_files, num_gt_files, num_lang_dirs): New globals.
22177 (measure_input_list, read_input_line, read_input_list)
22178 (set_lang_bitmap): New functions.
22179 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
22180 simplify, relying on read_input_list to set up the bitmaps.
22181 (main): Arguments are no longer unused. Check for correct number
22182 of command line arguments, set srcdir and srcdir_len, then call
22183 read_input_list, before doing anything else. No need to worry
22184 about duplicates in main loop.
22185 * configure.ac: Simplify the calculation of all_gtfiles.
22186 Put language tags in there. Don't set or substitute
22187 all_gtfiles_files_langs or all_gtfiles_files_frags.
22188 * Makefile.in: Revamp the way gengtype is invoked, now that it
22189 takes a file on its command line with a much simpler format.
22190 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
22191 (GTFILES): Remove duplicates and C source files.
22192 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
22193 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
22194 * configure: Regenerate.
22196 * gengtype.h: Remove all type definitions to gengtype.c; leave
22197 only definitions of options_p, type_p, and pair_p as opaque
22198 pointers. Update prototypes.
22199 * gengtype.c: Many type definitions moved here from gengtype.h.
22200 Consolidate type definitions at the top of the file.
22201 (xvasprintf): Delete.
22202 (xasprintf): Make static.
22203 (create_nested_pointer_option): Add 'next' parameter.
22204 (create_field_all, create_field_at): New functions.
22205 (create_field): Now a thin wrapper around create_field_all.
22206 (create_optional_field): Rename create_optional_field_ and add
22207 line argument. Original name is now a macro which supplies
22209 (oprintf): Use vsnprintf directly.
22210 (close_output_files): Use fatal rather than perror/exit.
22211 (note_def_vec, note_def_vec_alloc): Use create_field_at.
22212 (main): Set progname. Don't use exit.
22213 * gengtype-yacc.y (struct_fields): Use create_field_at.
22214 (option, optionseqopt): Delete.
22215 (optionseq): Consolidate productions from option here so we
22216 can use the first argument to create_option.
22218 * gengtype-lex.l: Distinguish unions from structures in the
22219 token type. Don't call find_structure; return the tag as a string.
22220 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and
22221 ENT_UNION. Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is
22222 string. Reorganize typedef_struct production accordingly.
22223 Use create_nested_ptr_option.
22224 * gengtype.c (create_nested_ptr_option): New function.
22225 * gengtype.h: Declare it.
22227 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
22228 (string_type): Don't declare.
22229 (do_scalar_typedef): Declare.
22230 (create_scalar_type): Update prototype.
22231 * gengtype.c (string_type): Make static.
22232 (scalar_nonchar, scalar_char): New.
22233 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
22234 (resolve_typedef): Use scalar_nonchar for error recovery.
22235 (create_scalar_type): Remove name_len field. Return scalar_char
22236 or scalar_nonchar as appropriate.
22237 (adjust_field_type): Look at scalar_is_char boolean to decide whether
22238 to use string_type.
22239 (throughout): Use scalar_nonchar instead of calling
22240 create_scalar_type, whenever possible.
22241 (main): Initialize scalar_char and scalar_nonchar before calling
22243 * gengtype-lex.l: Adjust for removal of second argument to
22244 create_scalar_type. Use yylval.s instead of yylval.t when
22246 * gengtype-yacc.y: Type of SCALAR is string. Call
22247 create_scalar_type from type:SCALAR rule. Adjust for removal of
22248 second argument to create_scalar_type.
22250 * vec.h: Remove all #if IN_GENGTYPE blocks.
22251 Add comment saying that changes may require adjustments to gengtype.
22252 * gengtype.c: Don't include coretypes.h or tm.h.
22253 Add comment to inclusion of errors.h.
22254 (note_def_vec, note_def_vec_alloc): New functions.
22255 * gengtype.h: Declare new functions.
22256 * gengtype-lex.l: Don't include coretypes.h.
22257 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
22259 (update_lineno): Remove unnecessary prototype.
22260 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
22261 (VEC rule): Just return VEC_TOKEN.
22262 * gengtype-yacc.y (VEC_TOKEN): New token type.
22263 (type): Add a production for VEC(a,b).
22264 * Makefile.in: Update dependencies.
22266 * gengtype-lex.l: Remove rules for parsing pointer-to-function
22267 typedefs that use the old PARAMS macro.
22269 * gengtype-lex.l: Remove all rules and states relating to yacc
22271 * gengtype-yacc.y: Similarly.
22272 * gengtype.c (note_yacc_type): Delete function.
22273 * gengtype.h: Update prototypes.
22275 2007-03-26 Joseph Myers <joseph@codesourcery.com>
22277 * tree-pretty-print.c (dump_generic_node): Report precision of
22278 unnamed integer types.
22280 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
22282 * ifcvt.c (noce_try_store_flag_constants): Don't check
22283 no_new_pseudos here.
22284 (noce_try_store_flag_constants): Don't check no_new_pseudos.
22285 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
22286 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
22287 noce_try_sign_mask): Likewise.
22288 (if_convert): Check no_new_pseudos here.
22290 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
22292 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
22293 (noce_get_condition): Handle new then_else_reversed argument.
22294 (noce_init_if_info): Remove, fold into noce_find_if_block.
22295 (noce_process_if_block): Take a struct noce_if_info as the
22296 argument. Don't set up one based on ce_if_info. Update pointer
22297 references accordingly.
22298 (cond_move_process_if_block): Likewise.
22299 (process_if_block): Removed.
22300 (find_if_block): Removed. Move functionality two new functions,
22301 noce_find_if_block and cond_exec_find_if_block.
22302 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
22303 blocks and the symmetric IF-ELSE-JOIN case.
22304 (cond_exec_find_if_block): Also new function mostly based on old
22305 find_if_block and process_if_block.
22306 (find_if_header): Replace find_if_block call with separately
22307 guarded calls to noce_find_if_block and cond_exec_find_if_block.
22308 (find_cond_trap): Update noce_get_condition call.
22309 (dead_or_predicable): Likewise.
22311 2007-03-26 Jakub Jelinek <jakub@redhat.com>
22313 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
22315 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
22316 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
22317 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
22318 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
22319 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
22320 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
22321 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
22322 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
22323 __builtin_ia32_psrad128 builtins.
22325 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
22327 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
22328 * config/i386/constraints.md
22329 (define_constraint "I"): Use IN_RANGE macro.
22330 (define_constraint "J"): Ditto.
22331 (define_constraint "K"): Ditto.
22332 (define_constraint "M"): Ditto.
22333 (define_constraint "N"): Ditto.
22334 (define_constraint "O"): Ditto.
22335 * config/i386/predicates.md
22336 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
22337 (define_predicate "const_0_to_3_operand"): Ditto.
22338 (define_predicate "const_0_to_7_operand"): Ditto.
22339 (define_predicate "const_0_to_15_operand"): Ditto.
22340 (define_predicate "const_0_to_63_operand"): Ditto.
22341 (define_predicate "const_0_to_255_operand"): Ditto.
22342 (define_predicate "const_1_to_31_operand"): Ditto.
22343 (define_predicate "const_2_to_3_operand"): Ditto.
22344 (define_predicate "const_4_to_7_operand"): Ditto.
22346 2007-03-25 David Edelsohn <edelsohn@gnu.org>
22348 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
22349 in SImode for save_world.
22350 * config/rs6000/altivec.md (save_world, restore_world): Convert to
22353 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
22355 PR tree-optimization/30784
22356 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
22359 2007-03-25 Revital Eres <eres@il.ibm.com>
22361 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
22362 Fold movement_possibility function into it.
22364 2007-03-25 David Edelsohn <edelsohn@gnu.org>
22366 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
22367 (load_macho_picbase_{si,di}): Convert to LR hard reg.
22368 (call_indirect_nonlocal_darwin64): Same.
22369 (call_nonlocal_darwin64): Same.
22370 (call_value_indirect_nonlocal_darwin64): Same.
22371 (call_value_nonlocal_darwin64): Same.
22372 (sibcall_nonlocal_darwin64): Same.
22373 (sibcall_value_nonlocal_darwin64): Same.
22374 (sibcall_symbolic_64): Same.
22375 (sibcall_value_symbolic_64): Same.
22376 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
22378 (rs6000_emit_load_toc_table): Same.
22379 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
22380 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
22382 (divss_call): Same.
22383 (divus_call): Same.
22384 (quoss_call): Same.
22385 (quous_call): Same.
22386 (load_toc_v4_pic_si): Same
22387 (load_toc_v4_PIC_1): Same.
22388 (load_toc_v4_PIC_1b): Same.
22389 (call_indirect_aix{32,64}): Same.
22390 (call_value_indirect_aix{32,64}): Same.
22392 (call_value): Same.
22393 (call_local{32,64}): Same.
22394 (call_value_local{32,64}): Same.
22395 (call_indirect_nonlocal_aix{32,64}): Same.
22396 (call_nonlocal_aix{32,64}): Same.
22397 (call_value_indirect_nonlocal_aix{32,64}): Same.
22398 (call_value_nonlocal_aix{32,64}): Same.
22399 (call_indirect_nonlocal_sysv<mode>): Same.
22400 (call_nonlocal_sysv<mode>): Same.
22401 (call_value_indirect_nonlocal_sysv<mode>): Same.
22402 (call_value_nonlocal_sysv<mode>): Same.
22404 (sibcall_local{32,64}): Same.
22405 (sibcall_value_local{32,64}): Same.
22406 (sibcall_nonlocal_aix{32,64}): Same.
22407 (sibcall_value_nonlocal_aix{32,64}): Same.
22408 (sibcall_nonlocal_sysv<mode>): Same.
22409 (sibcall_value): Same.
22410 (sibcall_value_nonlocal_sysv<mode>): Same.
22412 2007-03-24 Paul Brook <paul@codesourcery.com>
22414 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
22415 * config/arm/linux-eabi.h: Remove legacy syscall hack.
22417 2007-03-24 Richard Henderson <rth@redhat.com>
22419 * config/ia64/constraints.md: New file.
22420 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
22421 satisfies_constraint_?.
22422 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
22423 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
22424 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
22425 ia64_output_mi_thunk): Likewise.
22426 (ia64_const_ok_for_letter_p): Remove.
22427 (ia64_const_double_ok_for_letter_p): Remove.
22428 (ia64_extra_constraint): Remove.
22429 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
22430 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
22431 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
22432 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
22433 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
22434 EXTRA_MEMORY_CONSTRAINT): Remove.
22435 * config/ia64/ia64.md: Include constriants.md. Replace
22436 CONST_OK_FOR_? with satisfies_constraint_?.
22438 2007-03-23 Michael Meissner <michael.meissner@amd.com>
22439 H.J. Lu <hongjiu.lu@intel.com>
22441 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
22443 (name macros): Use DPD_BID_NAME to convert names properly.
22445 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
22446 decimal floating point format.
22447 (init_floating_libfuncs): Change decimal functions so that they
22448 have a "bid_" prefix if the decimal system uses the BID format,
22449 and "dpd_" prefix if the decimal system uses the DPD format.
22450 (init_interclass_conv_libfuncs): Ditto.
22451 (init_intraclass_conv_libfuncs): Ditto.
22453 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
22454 using the BID format.
22456 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
22457 whether we are using the BID decimal format.
22458 * configure: Regenerate.
22460 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
22461 the compiler has decimal floating point enabled. Define
22462 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
22465 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
22466 using the BID format.
22468 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
22469 whether we are using the BID decimal format.
22470 * configure: Regenerate.
22472 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
22473 the compiler has decimal floating point enabled. Define
22474 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
22477 * doc/install.texi (--enable-decimal-float): Document BID and DPD
22478 options, and that it is enabled for i386/x86_64 systems.
22480 * Makefile.in (enable_decimal_float): New.
22482 (DECNUMINC): Add -I$(DECNUMFMT).
22483 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
22484 to $(DECNUMFMT) from $(DECNUM).
22486 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
22487 Substitute enable_decimal_float.
22488 * configure: Regenerated.
22491 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
22494 * configure.ac: Enable decimal float for x86_64-*-linux*.
22495 * configure: Regenerated.
22498 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
22499 decimal128ClearSign to flip and clear the sign bit in decimal128.
22500 (decimal_real_maxval): Set decimal128SetSign to set the sign
22503 2007-03-23 Ian Lance Taylor <iant@google.com>
22505 * fold-const.c (fold_binary): Correct warning for X - c >= X.
22507 2007-03-23 Ian Lance Taylor <iant@google.com>
22509 * tree-dump.c (dump_files): Correct comment.
22511 2007-03-23 Ian Lance Taylor <iant@google.com>
22513 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
22515 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
22517 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
22518 in cfglayout mode. Don't go into and out of cfglayout mode.
22519 Link the blocks in the order of the constructed traces.
22520 (rest_of_handle_tracer): Adjust call to tracer.
22521 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
22522 Don't go into cfglayout mode.
22523 (rtl_loop_done): Don't go out of cfglayout mode.
22524 * cfglayout.c (relink_block_chain): New function, split out from...
22525 (fixup_reorder_chain): ...here. Remove redundant checking.
22526 (cfg_layout_finalize): Don't clear the header, footer, and aux
22527 fields here, move the code to do so to relink_block_chain. Likewise
22528 for free_original_copy_tables.
22529 * rtl.h (tracer): Update prototype.
22530 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
22531 Assert we are in cfglayout mode. Don't go into and out of cfglayout
22532 mode. Use relink_block_chain to serialize the CFG according to the
22533 new basic block order. Move targetm.cannot_modify_jumps_p check from
22535 (gate_handle_reorder_blocks): ...to here.
22536 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
22538 (gate_duplicate_computed_gotos): ...to here.
22539 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
22540 something always changes when going into and out of cfglayout mode.
22541 Perform an expensive cfg cleanup while going into cfglayout mode.
22542 Always update liveness information on HAVE_conditional_execution
22543 targets. Reserialize the basic blocks and go out of cfglayout mode.
22544 * reg-stack.c: Include cfglayout.h.
22545 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
22546 the call to reorder_basic_blocks.
22547 * basic-block.h (reorder_basic_blocks): Update prototype.
22548 (relink_block_chain): New prototype.
22549 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
22551 2007-03-23 Joseph Myers <joseph@codesourcery.com>
22553 * config/mips/mips.md (type, hazard, *movdi_32bit,
22554 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
22555 *movhi_internal, *movqi_internal, *movsf_hardfloat,
22556 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
22557 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
22558 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
22560 (movcc): Change first xfer to multi.
22561 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
22562 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
22563 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
22564 config/mips/generic.md: Change reservations using "xfer" to use
22566 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
22567 using match_operand.
22568 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
22569 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
22571 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
22573 2007-03-22 Richard Henderson <rth@redhat.com>
22575 * config/i386/i386.c: Remove unnecessary function declarations.
22576 Move targetm definition, and all related macros, to the end of
22577 the file. Resort some functions to put definitions before uses.
22578 (ix86_attribute_table): Make static. Move to end of file.
22579 (ix86_gimplify_va_arg): Make static.
22581 2007-03-22 Richard Henderson <rth@redhat.com>
22583 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
22584 don't increase local_regparm with force_align_arg_pointer check.
22585 (ix86_function_sseregparm): Assert 32-bit.
22586 (type_has_variadic_args_p): New.
22587 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
22588 type_has_variadic_args_p.
22589 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
22590 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
22591 use memset instead. Do maybe_vaarg check first; skip attribute
22592 tests if true; skip attribute tests for 64-bit.
22593 (construct_container): Remove TARGET_DEBUG_ARG.
22594 (function_arg_advance_32, function_arg_advance_64): Split out ...
22595 (function_arg_advance): ... from here.
22596 (function_arg_32, function_arg_64): Split out ...
22597 (function_arg): ... from here.
22598 (ix86_pass_by_reference): Tidy.
22599 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
22600 (function_value_32): New, from parts of ix86_function_value
22601 and ix86_value_regno.
22602 (function_value_64): New, from parts of ix86_function_value
22603 and ix86_libcall_value.
22604 (ix86_function_value_1): New.
22605 (ix86_function_value, ix86_libcall_value): Use it.
22606 (return_in_memory_32, return_in_memory_64): Split out ...
22607 (ix86_return_in_memory): ... from here.
22608 (ix86_struct_value_rtx): Skip for 64-bit.
22609 (ix86_libcall_value, ix86_value_regno): Remove.
22610 (setup_incoming_varargs_64): Split out ...
22611 (ix86_setup_incoming_varargs): ... from here.
22612 (ix86_va_start): Remove TARGET_DEBUG_ARG.
22613 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
22614 * config/i386/i386-protos.h (ix86_function_value): Remove.
22615 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
22617 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22620 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
22621 infinities not supported, otherwise emit warning if -Woverflow. On
22622 underflow, emit warning if -Woverflow.
22623 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
22625 * real.h (real_from_string): Update declaration
22627 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
22628 Richard Henderson <rth@redhat.com>
22630 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
22631 * calls.c (compute_argument_block_size, expand_call,
22632 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
22633 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
22634 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
22635 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
22636 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
22637 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
22638 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
22639 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
22642 2007-03-22 Joseph Myers <joseph@codesourcery.com>
22644 * c-incpath.c (add_sysroot_to_chain): New.
22645 (merge_include_chains): Add sysroot argument. Call
22646 add_sysroot_to_chain if sysrooted.
22647 (register_include_chains): Update call to merge_include_chains.
22648 * doc/cppopts.texi: Document use of '=' in include directory
22651 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
22653 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
22654 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
22655 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
22656 insn pattern using X87MODEF12 mode macro.
22658 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
22660 * regmove.c (regmove_optimize): Use reg_mentioned_p
22661 instead of reg_overlap_mentioned_p for DST.
22663 2007-03-21 Mike Stump <mrs@apple.com>
22665 * c.opt: Fixup for Objective-C/C++.
22667 2007-03-21 Steve Ellcey <sje@cup.hp.com>
22669 * explow.c (convert_memory_address): Fold memory reference when
22670 POINTERS_EXTEND_UNSIGNED < 0
22672 2007-03-21 Richard Henderson <rth@redhat.com>
22675 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
22676 * config/i386/mmintrin.h (__m64): Likewise.
22677 * config/i386/xmmintrin.h (__m128): Likewise.
22679 2007-03-21 Richard Sandiford <richard@codesourcery.com>
22681 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
22682 (VXWORKS_OS_CPP_BUILTINS): Define.
22683 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
22684 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
22686 2007-03-21 Richard Sandiford <richard@codesourcery.com>
22688 * rtl.h (constant_pool_reference_p): Delete.
22689 (find_constant_src): Declare.
22690 * rtlanal.c (find_constant_src): New function.
22691 * simplify-rtx.c (constant_pool_reference_p): Delete.
22692 * config/i386/i386.md: Use find_constant_src instead of
22693 constant_pool_reference_p/avoid_constant_pool_reference pairs.
22695 2007-03-21 Richard Sandiford <richard@codesourcery.com>
22697 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
22698 * c-cppbuiltin.c (c_cpp_builtins): Define them.
22700 2007-03-20 Mark Mitchell <mark@codesourcery.com>
22702 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
22703 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
22704 (arm_elf_asm_constructor): Use it.
22705 (arm_elf_asm_destructor): New function.
22707 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
22709 * jump.c (mark_jump_label): Treat SEQUENCE specially.
22711 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
22713 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
22715 2007-03-19 Andrew Haley <aph@redhat.com>
22717 PR tree-optimization/31264
22718 * tree-vrp.c (register_edge_assert_for_1): Don't look though
22719 VIEW_CONVERT_EXPRs.
22721 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
22723 PR rtl-optimization/30907
22724 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
22725 (fwprop_init): Always call loop_optimizer_initialize.
22726 (fwprop_done): Always call loop_optimizer_finalize.
22727 (fwprop): We always have loop info now.
22728 (gate_fwprop_addr): Remove.
22729 (pass_fwprop_addr): Use gate_fwprop as gate.
22731 PR rtl-optimization/30841
22732 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
22733 df_chain_alloc): Call df_reorganize_refs unconditionally.
22734 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
22735 refs_organized to refs_organized_size.
22736 (df_ref_create_structure): Use refs_organized_size instead of
22737 bitmap_size if refs had been organized, and keep refs_organized_size
22739 * df.h (struct df_ref_info): Change refs_organized to
22740 refs_organized_size.
22741 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
22744 2007-03-19 Mark Mitchell <mark@codesourcery.com>
22746 * except.c (output_function_exception_table): Do not reference the
22747 EH personality routine for functions that do not require an
22750 2007-03-20 Jakub Jelinek <jakub@redhat.com>
22753 * c-typeck.c (convert_for_assignment): Call comptypes for
22754 RECORD_TYPE or UNION_TYPE.
22756 PR inline-asm/30505
22757 * reload1.c (reload): Do invalid ASM checking after
22758 cleanup_subreg_operands.
22760 2007-03-19 Jeff Law <law@redhat.com>
22762 * tree-cfg.c (find_taken_edge): Tighten conditions for
22763 optimizing computed gotos.
22765 2007-03-19 Michael Matz <matz@suse.de>
22767 * builtins.c (expand_builtin_sync_operation,
22768 expand_builtin_compare_and_swap,
22769 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
22772 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
22773 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
22776 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
22778 * doc/tm.texi: Add brackets around the return type of
22779 TARGET_SECONDARY_RELOAD.
22781 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
22782 Richard Guenther <rguenther@suse.de>
22784 PR tree-optimization/31254
22785 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
22786 Use handled_component_p () where appropriate. Continue
22787 propagating into the rhs if we propagated into an INDIRECT_REF
22790 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
22792 * config/s390/s390.md (op_type attribute): RRR instruction type added.
22793 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
22794 (xde, xdee): Mode attributes adjusted to support DFP modes.
22795 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
22796 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
22797 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
22798 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
22799 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
22800 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
22801 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
22803 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
22804 "movsf"): Insn definitions removed.
22805 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
22806 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
22807 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
22809 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
22810 "reload_in<mode>", "reload_out<mode>"): Expander added.
22811 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
22814 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
22816 * config/s390/s390.md: Only non-functional changes. Renamed
22817 FPR mode macro to BFP all over the file.
22819 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
22821 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
22822 (op_type attribute): RRF instruction type added.
22823 (fT0): New mode attribute.
22824 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
22825 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
22826 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new
22827 instruction no secondary memory is needed when moving DFmode values
22828 between GPRs and FPRs.
22830 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
22832 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
22833 inverted and documentation adjusted.
22834 ("mhard-dfp", "msoft-dfp"): New options.
22835 * config/s390/s390.c (s390_handle_arch_option): New architecture
22837 (override_options): Sanity checks for the new options added.
22838 * config.gcc: New architecture switch: z9-ec.
22839 * config/s390/s390.h (processor_flags): PF_DFP added.
22840 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
22841 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
22842 when the bit is NOT set so remove it from the defaults.
22844 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
22846 * genemit.c (main): Print include statement for dfp.h.
22847 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
22850 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
22852 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
22854 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
22857 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
22858 instead of PATTERN.
22860 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22862 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
22863 attr_length_call, output_call, output_indirect_call): Cleanup
22864 formatting of targetm calls.
22866 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
22868 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
22870 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22872 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
22873 reservation, bypass and anti-bypass descriptions for these
22874 instructions. Update move patterns.
22875 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
22878 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
22880 * tree-vect-transform.c (get_initial_def_for_induction): Replace
22881 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
22882 (get_initial_def_for_reduction): Likewise.
22884 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
22886 Fix PR tree-optimization/29922
22887 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
22888 (get_representative): Removed.
22889 (value_dies_in_block_x): Update for rvuse removal.
22890 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
22891 (compute_antic_aux): Handle when PHI nodes appear in
22892 non-single-successors.
22893 (dump_bitmap_of_names): Removed.
22894 (compute_antic_safe): Renamed and removed rvuse calculation.
22895 Calculate only antic safe.
22896 (insert_into_preds_of_block): Remove assert.
22897 (execute_pre): Update for renamed functions.
22898 (defer_or_phi_translate_block): New function.
22900 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
22902 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
22903 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
22905 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
22906 Follow spelling conventions.
22908 * tree-data-ref.h: Remove the prototype for analyze_array.
22910 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
22912 PR tree-optimization/31041
22913 * tree-vect-transform.c (get_initial_def_for_induction): Call
22914 force_gimple_operand.
22916 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
22918 * ipa-type-escape.c (look_for_casts) : Revert code to use
22919 handled_component_p due to ada test a-numaux.adb.
22921 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
22923 * final.c (final_scan_insn): Alter the condition of a
22924 conditional trap if we have nonstandard CC.
22926 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
22928 * configure.ac: Remove excess quoting from asm line 0 test.
22929 * configure: Rebuilt.
22931 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22933 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
22934 * c-common.c (convert_and_check): Move warning logic to...
22935 (warnings_for_convert_and_check): ...here. Define.
22936 * c-common.h (warnings_for_convert_and_check): Declare.
22938 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22940 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
22941 (output_call): Likewise.
22943 2007-03-16 Richard Sandiford <richard@codesourcery.com>
22945 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
22947 2007-03-16 Richard Sandiford <richard@codesourcery.com>
22949 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
22951 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
22953 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
22954 opteron, athlon-64 and athlon-fx processor_alias_table entries.
22956 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
22958 PR tree-optimization/31183
22959 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
22960 Use double_int instead of unsigned int for representing access_strides.
22961 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
22963 2007-03-16 Richard Guenther <rguenther@suse.de>
22965 PR tree-optimization/31146
22966 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
22967 to allow recursion of forward_propagate_addr_expr.
22968 (forward_propagate_addr_into_variable_array_index): Likewise.
22969 (forward_propagate_addr_expr): Likewise.
22970 (tree_ssa_forward_propagate_single_use_vars): Likewise.
22971 (forward_propagate_addr_expr_1): Recurse on simple copies
22972 instead of propagating into them. Do so for useless conversions
22974 (forward_propagate_addr_expr): Clean up unused statements after
22977 2007-03-16 Richard Guenther <rguenther@suse.de>
22979 * builtins.c (expand_builtin_cexpi): Use the right argument
22980 for the expansion via cexp.
22982 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
22984 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
22985 * configure: Rebuilt.
22987 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
22990 * dwarf2out.c (force_type_die): Adjust comment.
22991 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
22993 2007-03-15 DJ Delorie <dj@redhat.com>
22995 * config/frv/predicates.md (minmax_operator): Don't check operands
22998 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
23000 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
23001 Update constant estimates of number of iterations.
23002 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
23003 argument renamed to "realistic".
23004 (compute_estimated_nb_iterations): Removed.
23005 (record_niter_bound): New function.
23006 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
23007 call record_nonwrapping_iv with upper = false.
23008 (infer_loop_bounds_from_signedness): Pass upper argument to
23009 record_nonwrapping_iv.
23010 (estimate_numbers_of_iterations_loop): Do not call
23011 compute_estimated_nb_iterations. Record estimate based on profile
23012 information. Initialize the constant estimates of number of
23014 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
23016 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
23017 number of iterations is too small.
23018 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
23019 (EST_NOT_AVAILABLE): Removed.
23020 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
23021 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
23024 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
23026 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
23027 Handle NE_EXPR guards.
23029 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23032 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
23033 Set also -pedantic-errors by default for the preprocessor unless
23034 -fpermissive is given.
23036 2007-03-15 Richard Guenther <rguenther@suse.de>
23038 PR middle-end/29719
23039 PR middle-end/31161
23040 * builtins.c (expand_builtin_cexpi): As a fallback if we
23041 don't have builtins for sincos or cexp create a function
23042 declaration for cexp and expand to a call to that.
23043 (expand_builtin_int_roundingfn): Always fall
23044 back to floor/ceil and its variants even if they may be
23047 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
23049 PR middle-end/31159
23050 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
23051 jump tables, move the call to delete_dead_jumptables from here...
23052 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
23053 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
23054 don't allow merging of blocks that try_redirect_by_replacing_jump
23055 also does not handle when not optimizing.
23057 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
23058 Francois-Xavier Coudert <coudert@clipper.ens.fr>
23060 * config/i386/i386.md (x86_sahf_1): Correctly handle
23063 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
23066 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
23067 x86_64_general_operand as operand[2] predicate. Remove "iF"
23068 from operand constraints and use "e" constraint instead.
23069 (*subti3_1, *subti3_1 splitter): Ditto.
23070 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
23071 operand[1] predicate.
23073 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
23075 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
23076 arrays, multiply the access strides by the size of the sub-array.
23077 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
23079 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
23081 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
23082 the configured assembler supports the sahf mnemonic.
23083 * configure: Regenerate.
23084 * config.in: Regenerate.
23086 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
23087 emit "sahf" or ".byte\t0x9e" as asm template.
23089 2007-03-14 Michael Meissner <michael.meissner@amd.com>
23092 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
23093 option to replace hard coded TARGET_xxx in md file.
23094 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
23095 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
23096 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
23097 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
23098 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
23099 (X86_TUNE_NOT_VECTORMODE): Ditto.
23100 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
23101 (TUNE_AVOID_VECTOR_DECODE): Ditto.
23102 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
23103 (TUNE_SLOW_IMUL_IMM8): Ditto.
23104 (TUNE_MOVE_M1_VIA_OR): Ditto.
23105 (TUNE_NOT_UNPAIRABLE): Ditto.
23106 (TUNE_NOT_VECTORMODE): Ditto.
23108 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
23111 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
23112 tuning options instead of hard coded TARGET_xxx.
23113 (fix ssemode peephole2's): Ditto.
23114 (imul peephole2's): Ditto.
23116 (movdi_or_rex64): Ditto.
23117 (move peephole2): Ditto.
23118 (not peephole2's): Ditto.
23120 2007-03-14 Dirk Mueller <dmueller@suse.de>
23122 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
23123 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
23124 * c-parser.c (c_parser_if_body): Always add an empty statement in case
23126 * c-parser.c (c_parser_do_statement): Warn about empty body in
23127 do/while statement.
23128 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
23129 * doc/invoke.texi (-Wempty-body): Update documentation.
23131 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23134 * c-common.h (warn_for_div_by_zero): Declare.
23135 * c-common.c (warn_for_div_by_zero): Define.
23136 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
23139 2007-03-14 Richard Sandiford <richard@codesourcery.com>
23141 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
23142 to PREFIX and STANDARD_PREFIX.
23144 2007-03-14 Richard Sandiford <richard@codesourcery.com>
23145 Phil Edwards <phil@codesourcery.com>
23147 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
23148 (__gthread_once_t): Remove busy field for RTPs.
23149 (__GTHREAD_ONCE_INIT): Update accordingly.
23151 2007-03-14 Richard Sandiford <richard@codesourcery.com>
23153 * doc/invoke.texi: Document VxWorks options.
23155 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
23157 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
23159 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
23161 PR tree-optimization/30590
23162 * tree-nrv.c (tree_nrv): Check for the partial update of the
23165 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
23167 * flags.h (flag_random_seed): Remove declaration, in favor of...
23168 * toplev.h (get_random_seed, set_random_seed): ... these.
23169 * tree.c (get_file_function_name): Use the former.
23170 * opts.c (common_handle_option): Use the latter.
23173 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
23175 PR middle-end/31127
23176 * cse.c (cse_find_path): Do not bail out if a basic block that
23177 we already visited now becomes part of a path that starts at a
23178 different basic block. Just disallow this, to make sure we
23179 visit each basic block at most once.
23181 2007-03-13 Jan Hubicka <jh@suse.cz>
23183 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold
23184 attributes, when profile esitmate is present, calls with very low
23185 frequency are cold.
23187 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
23189 PR tree-optimization/30730
23190 PR tree-optimization/26900
23191 * tree-ssa-loop-niter.c: Include gmp.h.
23192 (bounds): New type.
23193 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
23194 split_to_var_and_offset, determine_value_range,
23195 bound_difference_of_offsetted_base, refine_bounds_using_guard,
23196 bound_difference, bounds_add, bounds_negate,
23197 number_of_iterations_ne_max, dump_affine_iv): New functions.
23198 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
23199 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
23200 difference of initial and final value of control iv to validate
23202 (number_of_iterations_cond): Add loop parameter. Determine bounds
23203 on the difference of the extremes of the control iv. Add dumps.
23204 (expand_simple_operations): Handle phi nodes.
23205 (simplify_using_initial_conditions): Do not record used conditions.
23206 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
23207 Do not set additional_info.
23208 (implies_nonnegative_p, implies_ge_p): Removed.
23209 (derive_constant_upper_bound): Do not use parameter `additional'.
23210 (record_estimate): Parameter `additional' removed. Parameter
23211 `i_bound' added. Do not call derive_constant_upper_bound.
23212 (record_nonwrapping_iv): Use derive_constant_upper_bound to
23213 bound the number of iterations estimate.
23214 (estimate_numbers_of_iterations_loop): Pass the estimate from
23215 the number of iterations analysis to record_estimate.
23216 * tree.h (multiple_of_p): Declare.
23217 * tree-scalar-evolution.c (expression_expensive_p): Removed.
23218 (scev_const_prop): Do not check expression_expensive_p.
23219 * fold-const.c (multiple_of_p): Exported.
23220 * double-int.c (double_int_mask): Exported.
23221 * double-int.h (double_int_mask): Declare.
23222 * tree-flow.h (struct tree_niter_desc): Removed additional_info
23223 field. Added max field.
23225 2007-03-13 David Taylor <taylor@candd.org>
23228 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
23231 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23234 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
23235 two unamed patterns.
23237 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
23239 * config/i386/i386.opt (mcx16, msahf): New options.
23240 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
23241 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
23243 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
23244 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
23245 Output -mcx16 and -msahf options when corresponding bit is set.
23247 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
23248 and -msahf options.
23250 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
23252 * configure.ac: Test for assembler tolerance to # 0 "".
23253 * configure, config.in: Rebuilt.
23254 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
23256 2007-03-13 Geoffrey Keating <geoffk@apple.com>
23258 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
23260 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
23261 (handle_syscall): Handle direct system calls.
23262 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
23264 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
23266 * doc/invoke.texi: Fix cpp.info cross-reference.
23267 * doc/passes.texi: Fix gcc.info cross-reference.
23269 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
23271 PR tree-optimization/30835
23272 * lambda-code.c (can_convert_to_perfect_nest): Check whether
23273 bb_for_stmt is not NULL before accessing it.
23275 2007-03-12 Joseph Myers <joseph@codesourcery.com>
23277 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
23280 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
23283 * doc/install.texi: Document --enable-stage1-languages
23285 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
23287 * tree-pass.h (pass_into_cfg_layout_mode,
23288 pass_outof_cfg_layout_mode): Declare.
23289 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
23290 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
23291 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
23292 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
23294 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
23296 * c-decl.c (warn_variable_length_array): New function.
23297 Refactored from grokdeclarator to handle warn_vla
23298 and handle unnamed array case.
23299 (grokdeclarator): Refactored VLA warning case.
23300 * c.opt (Wvla): New flag.
23301 * doc/invoke.texi (Wvla): New warning.
23303 2007-03-12 Richard Henderson <rth@redhat.com>
23305 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
23306 (TARGET_SECTION_TYPE_FLAGS): New.
23308 2007-03-12 Richard Henderson <rth@redhat.com>
23310 * config/darwin.c (machopic_reloc_rw_mask): New.
23311 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
23312 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
23314 2007-03-12 Mark Mitchell <mark@codesourcery.com>
23316 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
23317 * cppdefault.h (cpp_PREFIX): Document.
23318 (cpp_PREFIX_len): Likewise.
23319 (cpp_EXEC_PREFIX): New variable.
23320 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
23321 * c-incpath.c (add_standard_paths): Correct logic for relocating
23322 paths within prefix.
23324 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
23326 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
23327 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
23329 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
23330 fix_truncdfdi_sse using SSEMODEF mode macro.
23331 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
23332 fix_truncdfsi_sse using SSEMODEF mode macro.
23333 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
23334 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
23336 2007-03-12 Richard Sandiford <richard@codesourcery.com>
23338 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
23339 elfos.h to tm_file.
23341 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
23343 * tree.h : Add multiple_of_p declaration.
23344 * fold-const.c (multiple_of_p): Make multiple_of_p public.
23345 * ipa-type-escape.c (results_of_malloc): Redundant.
23346 (visited_stmts): New. Visited stmt for walk_use_def_chains.
23347 (cast_type): Extended with new members.
23348 (check_cast): Returns cast_type.
23349 (cast): New structure for data of walk_use_def_chains.
23350 (is_malloc_result, is_cast_from_non_pointer_1,
23351 is_cast_from_non_pointer,
23352 is_array_access_through_pointer_and_index): New functions.
23353 (look_for_casts): Returns cast types.
23354 (check_call): Returns void.
23355 (okay_pointer_operation): Use support of pointer plus index,
23356 pointer plus constant and allow all multiplications.
23358 2007-03-11 Richard Guenther <rguenther@suse.de>
23360 PR tree-optimization/31115
23361 * tree-vrp.c (extract_range_from_binary_expr): Make sure
23362 the shift count is positive and non-anti-range for RSHIFT_EXPR.
23363 A shift count of zero is not special as with *_DIV_EXPR.
23364 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
23367 2007-03-11 Ian Lance Taylor <iant@google.com>
23369 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
23370 the *_DIV_EXPR codes correctly with overflow infinities.
23372 2007-03-11 Ira Rosen <irar@il.ibm.com>
23374 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
23375 indicate success/failure of the analysis. Add negation to subtrahend
23376 in case of subtraction. Fail if both operands contain constants.
23377 (create_data_ref): Fail if analyze_offset fails.
23379 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
23381 * config/i386/i386.md (frndintxf2): Rename to ...
23382 (rintxf2): ... this. Remove expander having same name.
23383 (rintsf2, rintdf2): Implement using SSEMODEF macro.
23384 (roundsf2, rounddf2): Ditto.
23385 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
23386 (lround<mode>di2, lround<mode>si2): Ditto.
23388 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
23390 * lower-subreg.c: Include except.h.
23391 (decompose_multiword_subregs): Verify that the only control flow
23392 insns we can split are loads to multi-words pseudos.
23393 Handle breaking such blocks after splitting, instead of calling
23394 find_many_sub_basic_blocks.
23396 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
23397 on the new basic block. Add a lengthy comment explaining why we
23398 thought this was necessary.
23399 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
23401 2007-03-10 Mark Mitchell <mark@codesourcery.com>
23404 * tree.c (walk_type_fields): Recurse into the element type of
23405 ARRAY_TYPEs if there is a pointer set.
23407 2007-03-10 Dirk Mueller <dmueller@suse.de>
23409 * c-common.c (warn_logical_operator): Fix condition.
23411 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
23413 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
23415 * config/darwin.c (machopic_select_section): Remove superfluous
23416 argument in call to categorize_decl_for_section. Remove unused
23419 2007-03-10 Joseph Myers <joseph@codesourcery.com>
23421 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
23423 * configure: Regenerate.
23425 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
23428 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
23429 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
23430 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
23431 Add LABEL_NUSES to emitted label.
23432 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
23433 branch probability value to emitted jump insn.
23434 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
23435 Do not check life information and do not re-arrange input operands
23436 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
23438 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
23440 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
23441 the change of decode_asm_operands.
23443 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
23445 * mode-switching.c (create_pre_exit): Skip blockage insn.
23447 2007-03-09 Diego Novillo <dnovillo@redhat.com>
23449 * tree-pass.h (TODO_update_smt_usage): Remove.
23451 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
23455 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23457 * pa.c (attr_length_call): Revise condition for long
23458 pc-relative branch.
23459 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long
23460 local calls on the SOM target. Don't use "LONG_PIC_PCREL" call
23461 sequence on SOM target.
23463 2007-03-09 Geoffrey Keating <geoffk@apple.com>
23465 * gcc.c: Document %{, in big comment at top.
23466 (input_suffix_matches): Remove special handling for .s and
23468 (input_spec_matches): New.
23469 (handle_braces): Handle %{,.
23470 (validate_switches): ',' indicates a value which is not a switch.
23471 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
23472 to detect assembler input.
23473 * config/i386/sol2.h (CPP_SPEC): Likewise.
23474 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
23475 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
23476 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
23477 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
23478 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
23479 -m64 causes deployment target to default to 10.5.
23480 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
23482 2007-03-09 Richard Henderson <rth@redhat.com>
23485 * target.h (targetm.asm.out.reloc_rw_mask): New.
23486 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
23487 (TARGET_ASM_OUT): Use it.
23488 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
23489 * varasm.c (categorize_decl_for_section): Remove shlib argument;
23490 use the new reloc_rw_mask target hook instead.
23491 (default_section_type_flags_1): Merge into...
23492 (default_section_type_flags): ... here.
23493 (decl_readonly_section_1): Merge into...
23494 (decl_readonly_section): ... here.
23495 (default_elf_select_section_1): Merge into...
23496 (default_elf_select_section): ... here.
23497 (default_unique_section_1): Merge into...
23498 (default_unique_section): ... here.
23499 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
23500 (default_select_rtx_section): Use it.
23501 (default_elf_select_rtx_section): Likewise.
23502 * output.h: Update to match.
23503 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
23504 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
23505 (TARGET_ASM_RELOC_RW_MASK): New.
23506 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
23507 to categorize_decl_for_section.
23508 (x86_64_elf_unique_section): Likewise.
23509 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
23510 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
23511 (TARGET_ASM_RELOC_RW_MASK): New.
23512 * config/ia64/ia64.c (ia64_rwreloc_select_section,
23513 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
23514 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
23515 (TARGET_RWRELOC): Remove.
23516 (ia64_section_type_flags): Adjust call to default_section_type_flags.
23517 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
23518 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
23519 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
23520 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
23521 (rs6000_xcoff_select_section): Use decl_readonly_section.
23522 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
23523 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
23524 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
23525 (TARGET_SECTION_TYPE_FLAGS): Remove.
23526 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
23528 2007-03-09 Roger Sayle <roger@eyesopen.com>
23530 * fold-const.c (fold_comparison): Remove compile-time evaluation of
23531 complex constant equality/inequality comparisons for here.
23532 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
23533 known at compile-time or can be simplified to a scalar comparison.
23534 (fold_relational_const): Move compile-time evaluation of complex
23535 constant equality/inequality comparisons to here.
23537 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
23539 PR rtl-optimization/30643
23540 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
23542 (fold_rtx): Recurse, like before 2006-11-03.
23544 2007-03-09 DJ Delorie <dj@redhat.com>
23546 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
23549 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
23551 PR tree-optimization/30375
23552 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
23553 LHS of statements is not the same.
23554 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
23556 2007-03-09 Chao-ying Fu <fu@mips.com>
23558 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
23560 * doc/invoke.texi (-mdspr2): Document new option.
23561 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
23562 New unspec for DSP REV 2.
23563 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
23564 these instructions are extended in DSP REV 2.
23565 (mips-dspr2.md): Include.
23566 * config/mips/mips.opt (mdspr2): New option.
23567 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
23568 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
23569 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
23570 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
23571 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
23572 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
23573 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
23575 (bdesc_map): Add one field of unsupported_target_flags.
23576 (bdesc_arrays): Update entries to have extra fields. Add
23578 (mips_init_builtins): Initialize new function types.
23579 Check unsupported_target_fileds to filter out builtins.
23580 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
23582 (ASM_SPEC): Pass mdspr2 to the assembler.
23583 * config/mips/mips-dspr2.md: New file.
23585 2007-03-09 Sa Liu <saliu@de.ibm.com>
23587 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
23589 2007-03-09 Ian Lance Taylor <iant@google.com>
23591 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
23592 argument) like -Wstrict-overflow=2.
23593 * doc/invoke.texi (Warning Options): Update documentation.
23595 2007-03-09 Dirk Mueller <dmueller@suse.de>
23598 * doc/invoke.texi (-Wlogical-op): Document.
23599 * common.opt (-Wlogical-op): New.
23600 * c-common.h (warn_logical_operator): Declare.
23601 * c-common.c (warn_logical_operator): Define.
23602 * c-typeck.c (parser_build_binary_op): Call
23603 warn_logical_operator.
23605 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
23607 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
23608 * final.c (final_scan_insn): Test for non-"" file name.
23610 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
23612 * doc/loop.texi: Document the Omega linear constraints solver.
23613 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
23614 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
23615 omega-hash-table-size, omega-max-keys, and
23616 omega-eliminate-redundant-constraints.
23617 * tree-pass.h (pass_check_data_deps): Declared.
23620 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
23621 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
23622 pass_check_data_deps): New.
23623 * tree-data-ref.c (init_data_ref): Remove declaration.
23624 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
23625 (analyze_array): Renamed init_array_ref, move up initializations.
23626 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
23627 Removed arguments that are set to NULL.
23628 (analyze_indirect_ref): Correct indentation, correct call to
23630 (object_analysis): Call init_array_ref instead of analyze_array.
23631 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
23632 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
23633 of DR_ACCESS_FNS_ADDR.
23634 (init_omega_eq_with_af, omega_extract_distance_vectors,
23635 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
23636 ddr_consistent_p): New.
23637 (compute_affine_dependence): Check consistency of ddrs when
23638 flag_check_data_deps is passed.
23639 (analyze_all_data_dependences): Uncomment.
23640 (tree_check_data_deps): New.
23641 * tree-data-ref.h: Include omega.h.
23642 (DR_ACCESS_FNS_ADDR): Removed.
23643 (data_dependence_relation): Add inner_loop.
23644 (DDR_INNER_LOOP): New.
23645 * common.opt (fcheck-data-deps): New.
23646 * tree-flow.h (tree_check_data_deps): Declare.
23647 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
23648 (OBJS-common): Depend on omega.o.
23650 * passes.c (pass_check_data_deps): Scheduled.
23651 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
23652 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
23653 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
23654 PARAM_VECT_MAX_VERSION_CHECKS,
23655 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
23657 2007-03-09 Richard Guenther <rguenther@suse.de>
23659 PR tree-optimization/30904
23660 PR middle-end/31058
23661 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
23662 the same way as *_DIV_EXPR.
23664 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
23666 * recog.c (decode_asm_operands): No mixed declarations and code.
23668 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
23670 * rtl.def (ASM_INPUT): Add location.
23671 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
23672 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
23673 (decode_asm_operands): Add loc operand.
23674 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
23675 * stmt.c (expand_asm): Rename to...
23676 (expand_asm_loc): ... this. Add locus argument. Pass it on to
23677 gen_rtx_ASM_INPUT_loc.
23678 (expand_asm_expr): Adjust.
23679 * recog.c (decode_asm_operands): Add loc operand.
23680 (check_asm_operands, extract_insn): Adjust.
23681 * reload1.c (maybe_fix_stack_asms): Likewise.
23682 * final.c (asm_insn_count): Likewise.
23683 (final_scan_insn): Output # line before and after asm.
23685 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
23687 * tree-ssa-structalias.c (variable_info): Remove
23689 (new_var_info): Ditto.
23690 (shared_bitmap_info_t): New structure.
23691 (shared_bitmap_table): New variable.
23692 (shared_bitmap_hash): New function.
23693 (shared_bitmap_eq): Ditto
23694 (shared_bitmap_lookup): Ditto.
23695 (shared_bitmap_add): Ditto.
23696 (merge_smts_into): Change to take bitmap directly.
23697 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
23698 (init_alias_vars): Init shared bitmap hashtable.
23699 (delete_points_to_sets): Delete shared bitmap hashtable.
23700 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
23701 is_aliased removal as a change that was still necessary was
23704 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
23706 * config/i386/i386.h (override_options): Conditionally disable
23707 x86_sahf for 64bit targets only.
23709 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
23712 * c-decl.c (merge_decls): Don't call make_var_volatile.
23713 * varasm.c (make_var_volatile): Remove.
23714 * output.h (make_var_volatile): Remove.
23716 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
23718 PR tree-optimization/31085
23719 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
23721 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23723 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
23724 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
23725 ATTR_CONST_NOTHROW_LIST.
23727 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
23730 2007-03-08 Diego Novillo <dnovillo@redhat.com>
23732 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
23734 2007-03-08 Geoffrey Keating <geoffk@apple.com>
23737 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
23739 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
23740 passed, use shared libgcc.
23742 2007-03-08 Roger Sayle <roger@eyesopen.com>
23744 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
23745 instead of calling build2 with a GIMPLE_MODIFY_STMT.
23746 (honor_protect_cleanup_actions, lower_try_finally_switch):
23748 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
23749 ifc_temp_var): Likewise.
23750 * tree-inline.c (setup_one_parameter): Likewise.
23751 * tree-mudflap.c (mf_decl_cache_locals,
23752 mf_build_check_statement_for): Likewise.
23753 * tree-nested.c (init_tmp_var, save_tmp_var,
23754 finalize_nesting_tree_1): Likewise.
23755 * tree-outof-ssa.c (insert_copy_on_edge,
23756 insert_backedge_copies): Likewise.
23757 * tree-profile.c (tree_gen_edge_profiler,
23758 tree_gen_ic_profiler): Likewise.
23759 * tree-scalar-evolution.c (scev_const_prop): Likewise.
23760 * tree-sra.c (sra_build_assignment): Likewise.
23761 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
23762 * tree-ssa-math-opts.c (insert_reciprocals,
23763 execute_cse_sincos_1): Likewise.
23764 * tree-tailcall.c (adjust_accumulator_values,
23765 adjust_return_value): Likewise.
23766 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
23767 * tree-vect-transform.c (vect_create_data_ref_ptr,
23768 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
23769 vect_create_epilog_for_reduction, vectorizable_reduction,
23770 vectorizable_call, vectorizable_conversion,
23771 vectorizable_assignment, vectorizable_operation,
23772 vectorizable_type_demotion, vect_gen_widened_results_half,
23773 vect_permute_store_chain, vectorizable_store,
23774 vect_setup_realignment, vect_permute_load_chain,
23775 vectorizable_load, vectorizable_condition,
23776 vect_create_cond_for_align_checks): Likewise.
23777 * tree-vrp.c (build_assert_expr_for): Likewise.
23779 2007-03-08 Ian Lance Taylor <iant@google.com>
23781 * tree-vrp.c: Include "intl.h".
23782 (usable_range_p): New static function.
23783 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
23784 overflowed values, juts set *strict_overflow_p.
23785 (compare_values): Only return -2 if one of the operands is not a
23787 (compare_ranges): Call usable_range_p.
23788 (compare_range_with_value): Likewise.
23789 (vrp_evaluate_conditional_warnv): Rename from
23790 vrp_evaluate_conditional. Make static. Change all callers.
23791 (vrp_evaluate_conditional): New function.
23792 (simplify_div_or_mod_using_ranges): Issue warning about reliance
23793 on signed overflow.
23794 (simplify_abs_using_ranges): Likewise.
23795 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
23796 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
23797 within_stmt parameter.
23798 * tree-ssa-propagate.c (fold_predicate_in): Update call to
23799 vrp_evaluate_conditional.
23800 * tree-ssa-threadedge.c
23801 (record_temporary_equivalences_from_stmts_at_dest): Change
23802 simplify parameter to take a second tree parameter.
23803 (simplify_control_stmt_condition): Likewise.
23804 (thread_across_edge): Likewise.
23805 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
23806 (thread_across_edge): Likewise.
23807 * Makefile.in (tree-vrp.o): Depend upon intl.h.
23809 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
23811 * config/i386/i386.h (TARGET_SAHF): New define.
23812 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
23813 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
23814 (x86_sahf): New global variable.
23815 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
23816 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
23817 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
23818 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
23820 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
23821 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
23822 when expanding fcomi/sahf based tests.
23823 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
23824 expanding sahf based alternative. Emit sahf based sequence when
23825 optimizing for code size.
23826 * config/i386/i386.md (x86_sahf_1): Do not disable for
23827 TARGET_64BIT, enable for TARGET_SAHF.
23829 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
23831 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
23832 spurious whitespace from error message.
23834 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
23837 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
23839 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
23841 * c-decl.c (grokdeclarator): Disable warnings for anonymous
23843 * tree-sra.c (instantiate_element): Propagate disabled warnings
23844 from the element itself to the created variable.
23846 2007-03-07 Richard Henderson <rth@redhat.com>
23849 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
23850 silently fix up the stack in the case of a missing register.
23852 2007-03-07 Paul Brook <paul@codesourcery.com>
23854 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
23856 2007-03-07 Joseph Myers <joseph@codesourcery.com>
23858 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
23860 (phase1_vrs): Use them.
23861 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
23862 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
23863 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
23864 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
23865 __gnu_Unwind_Restore_WMMXC if required.
23866 (_Unwind_VRS_Pop): Implement iWMMXt support.
23867 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
23868 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
23869 gnu_Unwind_Save_WMMXC): Define.
23871 2007-03-07 Richard Sandiford <richard@codesourcery.com>
23873 * config/vxworks.h (vxworks_override_options): Declare.
23874 (VXWORKS_OVERRIDE_OPTIONS): Use it.
23875 * config/vxworks.c: Include target.h and toplev.h.
23876 (vxworks_override_options): New function.
23877 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
23879 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
23881 * config/s390/s390.c (override_options): Don't emit an error when
23882 -mstack-size is used without providing -mstack-guard.
23883 (s390_emit_prologue): Choose stack_guard value automatically if not
23884 provided via command line.
23885 * doc/invoke.texi: Adjust description of -mstack-guard and
23888 2007-03-07 Richard Sandiford <richard@codesourcery.com>
23890 * config/i386/i386.c (output_set_got): Add a GOT initialization
23891 sequence for VxWorks PIC.
23892 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
23893 around labels as well as symbols. Use gotoff_operand instead
23894 of local_symbolic_operand.
23895 (legitimize_pic_address): Use gotoff_operand instead of
23896 local_symbolic_operand. Use @GOT accesses for labels as
23898 (ix86_output_addr_diff_elt): Use PC-relative rather than
23899 GP-relative offsets for VxWorks PIC.
23900 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
23901 no_new_pseudos. Check whether the returned register is op0.
23902 * config/i386/i386.md (tablejump): Use PC-relative rather than
23903 GP-relative offsets for VxWorks PIC.
23904 * config/i386/predicates.md (gotoff_operand): New predicate.
23906 2007-03-06 Richard Sandiford <richard@codesourcery.com>
23908 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
23910 * config/vxworks-dummy.h: New file.
23911 * config/i386/i386.h: Include it.
23913 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
23915 * dwarf2out.c (is_inlined_entry_point): New
23916 (add_high_low_attributes): Emit DW_AT_entry_pc along with
23917 DW_AT_ranges if the first subblock is the entry point.
23919 2007-03-06 David Daney <ddaney@avtrex.com>
23921 * doc/install.texi (mips-*-*): Change recommended binutils
23924 2007-03-06 Anatoly Sokolov <aesok@post.ru>
23926 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
23927 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
23929 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
23930 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
23932 2007-03-06 Jan Hubicka <jh@suse.cz>
23934 * errors.h (warning, error, fatal, internal_error): Mark as cold.
23935 * predict.c (maybe_hot_bb): Cold functions are never hot; hot
23937 (probably_cold_bb_p): Cold functions are cold.
23938 (probably_never_executed_bb_p): Cold functions are cold.
23939 (tree_bb_level_predictions): Predict calls to cold functions as not
23941 (compute_function_frequency): Check hot/cold attributes.
23942 * function.h (function_frequency): Update comments.
23943 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
23944 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
23945 (c_common_att): Add cold and hot.
23947 * doc/extend.texi (hot,cold attributes): Document.
23949 2007-03-06 Andrew Haley <aph@redhat.com>
23951 * function.c (expand_function_end): Move blockage to just after we
23952 emit the label for the naked return from the function.
23954 2007-03-06 Richard Sandiford <richard@codesourcery.com>
23956 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
23959 2007-03-06 Jan Hubicka <jh@suse.cz>
23961 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
23962 loaded for constant large models. Non-large 64bit PIC can do.
23963 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
23964 * cmodel.h: Add LARGE PIC.
23965 * i386.md (UNSPEC_PLTOFF): New.
23966 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other
23968 (*call_1_rex64): Disable for large models.
23969 (*call_1_rex64_large): New.
23970 (*call_value_1_rex64): Disable for large models.
23971 (*call_value_1_rex64_large): New.
23972 (set_rip_rex4): New.
23973 (set_got_offset_rex64): New.
23974 * predicates.md (constant_call_address_operand): For large model
23975 constant calls are not possible.
23976 * i386-protos.h (construct_plt_address): Declare.
23977 * i386.c (override_options): Accept large models.
23978 (ix86_expand_prologue): Expand large PIC GOT pointer load.
23979 (legitimate_constant_p): Add new UNSPECs.
23980 (legitimate_pic_operand_p): Likewise.
23981 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
23982 (legitimize_pic_address): Do easy RIP relative way for TLS only for
23984 (output_pic_addr_const): Add PLTOFF.
23985 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
23986 (ix86_expand_move): Legitimize pic address when in PIC mode.
23987 (construct_plt_address): New function.
23988 (ix86_expand_call): Offload the address to register and use GOT
23989 pointer for large model.
23990 * invoke.texi (mcmodel=large): Update documentation.
23992 2007-03-06 Richard Henderson <rth@redhat.com>
23994 * config/i386/i386.c (x86_use_leave, x86_push_memory,
23995 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
23996 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
23997 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
23998 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
23999 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
24000 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
24001 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
24002 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
24003 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
24004 x86_partial_reg_dependency, x86_memory_mismatch_stall,
24005 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
24006 x86_sse_partial_reg_dependency, x86_sse_split_regs,
24007 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
24008 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
24009 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
24010 x86_schedule, x86_use_bt, x86_pad_returns,
24011 x86_use_xchgb): Merge into ...
24012 (ix86_tune_features): ... here. New array.
24013 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
24014 x86_bswap): Merge into ...
24015 (ix86_arch_features): ... here. New array.
24016 (x86_3dnow_a): Remove.
24017 (x86_accumulate_outgoing_args): Make static.
24018 (x86_arch_always_fancy_math_387): Make static.
24019 (ix86_tune_mask, ix86_arch_mask): Move ...
24020 (override_options): ... to local variables here. Apply the
24021 appropriate mask to each element of ix86_arch_features and
24022 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
24023 as were done in the old macros.
24024 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
24025 * config/i386/i386.h (x86_use_leave, x86_push_memory,
24026 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
24027 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
24028 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
24029 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
24030 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
24031 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
24032 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
24033 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
24034 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
24035 x86_partial_reg_dependency, x86_memory_mismatch_stall,
24036 x86_accumulate_outgoing_args, x86_prologue_using_move,
24037 x86_epilogue_using_move, x86_decompose_lea,
24038 x86_arch_always_fancy_math_387, x86_shift1,
24039 x86_sse_partial_reg_dependency, x86_sse_split_regs,
24040 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
24041 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
24042 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
24043 x86_use_incdec, x86_pad_returns, x86_bswap,
24044 x86_partial_flag_reg_stall): Remove.
24045 (enum ix86_tune_indices): New.
24046 (ix86_tune_features): New.
24047 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
24048 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
24049 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
24050 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
24051 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
24052 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
24053 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
24054 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
24055 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
24056 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
24057 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
24058 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
24059 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
24060 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
24061 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
24062 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
24063 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
24064 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
24065 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
24066 TARGET_EXT_80387_CONSTANTS): Use it.
24067 (enum ix86_arch_indices): New.
24068 (ix86_arch_features): New.
24069 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
24070 TARGET_BSWAP): Use it.
24071 (ix86_tune_mask, ix86_arch_mask): Remove.
24073 2007-03-06 Joseph Myers <joseph@codesourcery.com>
24076 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
24077 Define using $${sysroot_headers_suffix}.
24078 * configure: Regenerate.
24079 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
24080 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
24082 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
24083 * gcc.c (print_sysroot_headers_suffix): New.
24084 (option_map): Include --print-sysroot-headers-suffix.
24085 (display_help): Mention -print-sysroot-headers-suffix.
24086 (process_command): Handle -print-sysroot-headers-suffix.
24087 (do_spec_1): Append multilib directory to include-fixed path if
24088 sysroot suffixes in use.
24089 (main): Handle -print-sysroot-headers-suffix.
24090 * Makefile.in (start.encap): Don't depend on xlimits.h
24091 (xlimits.h): Remove.
24092 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
24093 limits.h for each multilib in fixinc_list.
24094 (fixinc_list, s-fixinc_list): New.
24095 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
24096 generate them for each multilib in fixinc_list.
24097 (stmp-fixproto): Use include-fixed. Run fixproto for each
24098 multilib in fixinc_list.
24099 (mostlyclean): Don't remove xlimits.h.
24100 (clean): Remove include-fixed.
24101 (real-install-headers-tar, real-install-headers-cpio,
24102 real-install-headers-cp): Don't copy include, only include-fixed.
24103 (install-mkheaders): Depend on fixinc_list. Don't depend on
24104 xlimits.h. Save limits.h files for each multilib in fixinc_list.
24105 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
24106 SYSTEM_HEADER_DIR setting in mkheaders.conf.
24108 2007-03-06 Jan Hubicka <jh@suse.cz>
24110 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
24113 2007-03-06 Richard Sandiford <richard@codesourcery.com>
24115 * configure.ac: Allow tm_file to contain build-directory files.
24116 * configure: Regenerate.
24117 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
24118 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
24119 * config/m68k/print-sysroot-suffix.sh: New file.
24121 2007-03-06 Richard Sandiford <richard@codesourcery.com>
24123 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
24124 of pic_offset_table_rtx if reload_completed.
24125 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
24126 PIC_OFFSET_TABLE_REGNUM.
24127 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
24129 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
24130 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
24132 2007-03-06 Richard Sandiford <richard@codesourcery.com>
24134 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
24135 functions that call eh_return.
24137 2007-03-06 Richard Sandiford <richard@codesourcery.com>
24139 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
24140 functions that need a constant pool.
24142 2007-03-06 Richard Sandiford <richard@codesourcery.com>
24145 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
24146 (m68k_preferred_reload_class): Likewise.
24147 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
24148 (SECONDARY_RELOAD_CLASS): Define.
24149 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
24150 (LIMIT_RELOAD_CLASS): Delete.
24151 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
24152 registers from storing bytes.
24153 (m68k_secondary_reload_class): New function.
24154 (m68k_preferred_reload_class): Likewise.
24156 2007-03-06 Richard Sandiford <richard@codesourcery.com>
24158 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
24160 (m68k_expand_prologue): Likewise.
24162 2007-03-06 Richard Sandiford <richard@codesourcery.com>
24164 * config/m68k/m68k-protos.h (output_sibcall): Declare.
24165 (mips_expand_epilogue): Add a bool parameter.
24166 (m68k_legitimize_sibcall_address): Declare.
24167 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
24168 (m68k_expand_epilogue): Add a parameter to select between sibling
24169 and normal epilogues. Only generate a return for the latter.
24170 (m68k_ok_for_sibcall_p): New function.
24171 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
24172 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
24173 (sibcall_value, *sibcall_value): Likewise.
24174 (*call, *call_value): Require !SIBLING_CALL_P.
24175 (epilogue): Update call to m68k_expand_epilogue.
24176 (sibcall_epilogue): New pattern.
24177 * config/m68k/predicates.md (const_call_operand): Say that this
24178 predicate applies to sibling calls too.
24179 (sibcall_operand): New predicate.
24181 2007-03-06 Richard Sandiford <richard@codesourcery.com>
24183 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
24184 alternatives as movsi_cf.
24185 (movsf_cf_hard): Add commentary.
24187 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
24188 Richard Sandiford <richard@codesourcery.com>
24190 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
24191 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
24192 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
24193 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
24194 as being live on exit from an interrupt function.
24195 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
24196 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
24197 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
24198 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
24199 (m68k_interrupt_function_p): Globalize.
24200 (m68k_compute_frame_layout): Remove reverse mask code.
24201 (m68k_emit_movem, m68k_set_frame_related): New functions.
24202 (m68k_output_function_prologue): Delete in favor of...
24203 (m68k_expand_prologue): ...this new function.
24204 (m68k_output_function_epilogue): Delete in favor of...
24205 (m68k_expand_epilogue): ...this new function.
24206 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
24208 (print_operand): Handle %?.
24209 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
24210 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
24211 (prologue, epilogue): New patterns.
24212 (return): Turn into a define_expand.
24213 (*return): New pattern, derived from old "return" pattern. Use rte
24214 rather than rts for interrupt functions. Only use rtd if the pop
24216 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
24217 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
24218 (link, *link, unlink, *unlink, load_got): Likewise.
24220 2007-03-06 Richard Sandiford <richard@codesourcery.com>
24224 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
24225 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
24226 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
24227 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
24228 and m68k_matches_u_p.
24229 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
24230 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
24231 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
24232 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
24233 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
24234 (REG_STRICT_P): New macro.
24235 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
24236 PCREL_GENERAL_OPERAND_OK.
24237 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
24238 m68k_legitimate_base_reg_p.
24239 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
24240 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
24241 (PIC_CASE_VECTOR_ADDRESS): Update comment.
24242 * config/m68k/m68k.c (m68k_address): New structure.
24243 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
24244 (m68k_decompose_index, m68k_legitimate_constant_address_p)
24245 (m68k_jump_table_ref_p, m68k_decompose_address)
24246 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
24247 (m68k_matches_u_p): New functions.
24248 (print_operand_address): Rewrite to use m68k_decompose_index.
24250 2007-03-05 David Taylor <dtaylor@emc.com>
24252 * gcc.c: Correct copyright date in --version output.
24254 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24256 * pa.md: In unamed move patterns, disparge copies between general
24257 and floating point registers using '?' modifier. Don't include 'f'
24258 constraint for register preferences in DImode, SImode, HImode and
24259 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
24260 Remove constraints for copies between general and floating registers
24261 in soft-float DFmode pattern.
24262 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
24266 2007-03-05 Mike Stump <mrs@apple.com>
24268 * c-common.c (targetcm): Add.
24269 * c-opts.c (c_common_handle_option): Handle language specific
24271 * opts.c (handle_option): Verify language for target options, if
24273 * opth-gen.awk: Add CL_LANG_ALL.
24274 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
24275 (TARGETCM_INITIALIZER): Add.
24276 * target.h (struct gcc_targetcm): Add.
24278 * targhooks.c (default_handle_c_option): Add.
24279 * targhooks.h (default_handle_c_option): Add.
24280 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
24282 * config/darwin.opt (iframework): Add.
24283 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
24284 * config/darwin-c.c (handle_c_option): Add.
24285 (TARGET_HANDLE_C_OPTION): Add.
24287 * doc/invoke.texi (Darwin Options): Add -iframework.
24289 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24291 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
24294 2007-03-05 Ian Lance Taylor <iant@google.com>
24296 * c.opt (fgnu89-inline): New option.
24297 * c-opts.c (c_common_post_options): Set default value for
24299 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
24300 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
24302 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
24303 (grokdeclarator, start_function): Likewise.
24304 * c-cppbuiltin.c (c_cpp_builtins): Define either
24305 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
24306 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
24307 (C Dialect Options): Document -fgnu89-inline.
24308 * doc/extend.texi (Function Attributes): Explain what the
24309 gnu_inline attribute does.
24310 * doc/cpp.texi (Common Predefined Macros): Document
24311 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
24313 2007-03-05 Ian Lance Taylor <iant@google.com>
24315 PR tree-optimization/31034
24316 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
24317 half-range if the other side is an overflow infinity.
24319 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
24321 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
24322 (bfin*-linux-uclibc*): New configuration.
24323 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
24325 * config/bfin/linux.h: New file.
24326 * config/bfin/libgcc-bfin.ver: New file.
24327 * config/bfin/t-bfin-uclinux: New file.
24328 * config/bfin/t-bfin-linux: New file.
24329 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
24330 (TARGET_OS_CPP_BUILTINS): New macro.
24332 2007-03-05 Richard Guenther <rguenther@suse.de>
24334 * fold-const.c (fold_binary): Remove duplicate folding
24335 of comparison of non-null ADDR_EXPR against null.
24337 2007-03-05 Richard Guenther <rguenther@suse.de>
24338 Dorit Nuzman <dorit@il.ibm.com>
24340 PR tree-optimization/26420
24341 * tree-vectorizer.c (vectorize_loops): Bail out early if there
24342 are no loops in the function. Only print the number of
24343 vectorized loops if it is greater than zero or we are supposed
24344 to print information about unvectorized loops.
24346 2007-03-05 Revital Eres <eres@il.ibm.com>
24348 * gcc.dg/var-expand1.c: New test.
24349 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
24350 when an accumulator is expanded.
24352 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24355 * c-common.c (convert_and_check): Don't give warnings for
24356 conversion if 'expr' already overflowed.
24358 2007-03-04 Roger Sayle <roger@eyesopen.com>
24360 PR middle-end/30744
24361 * fold-const.c (fold_comparison): Enforce type consistency when
24362 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
24364 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
24366 * tree-ssa-address.c (create_mem_ref): Do not put an expression
24367 containing a cast to the base of TARGET_MEM_REF.
24369 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
24371 * tree.c (tree_contains_struct_check_failed): Remove spurious
24372 whitespace from error message.
24374 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
24377 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
24378 instead of precision.
24380 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
24381 Nathan Sidwell <nathan@codesourcery.com>
24383 * emit-rtl.c (find_auto_inc): New.
24384 (try_split): recreate REG_INC notes,
24385 Use regular for loops rather than whiles.
24387 2007-03-03 Andreas Schwab <schwab@suse.de>
24389 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
24390 * configure: Regenerate.
24392 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24394 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
24395 flag_rounding_math, not flag_unsafe_math_optimizations.
24397 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
24399 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
24400 alpha_fold_vector_minmax): Likewise.
24401 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
24402 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
24404 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
24406 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
24407 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
24408 if the lhs has side-effects.
24409 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
24411 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
24413 * config/i386/i386.h (TUNEMASK): Remove define.
24414 (ARCHMASK): Remove define.
24415 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
24416 Use ix86_arch_mask variable instead of ARCHMASK.
24417 * config/i386/i386.c (override_options): Ditto.
24418 (standard_80387_constant_p): Ditto.
24420 2007-03-02 Ian Lance Taylor <iant@google.com>
24422 Used signed infinities in VRP.
24423 * tree-vrp.c (uses_overflow_infinity): New static function.
24424 (supports_overflow_infinity): New static function.
24425 (make_overflow_infinity): New static function.
24426 (negative_overflow_infinity): New static function.
24427 (positive_overflow_infinity): New static function.
24428 (is_negative_overflow_infinity): New static function.
24429 (is_positive_overflow_infinity): New static function.
24430 (is_overflow_infinity): New static function.
24431 (overflow_infinity_range_p): New static function.
24432 (compare_values_warnv): New function split out of compare_values.
24433 (compare_value): Call it.
24434 (set_value_range_to_nonnegative): Add overflow_infinity
24435 parameter. Change caller.
24436 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
24438 (vrp_expr_computes_nonzero): Likewise.
24439 (compare_ranges, compare_range_with_value): Likewise.
24440 (compare_name_with_value, compare_names): Likewise.
24441 (vrp_evaluate_conditional): Likewise.
24442 (set_value_range): Handle infinity
24443 (vrp_operand_equal_p, operand_less_p): Likewise.
24444 (extract_range_from_assert): Likewise.
24445 (vrp_int_const_binop): Likewise.
24446 (extract_range_from_binary_expr): Likewise.
24447 (extract_range_from_unary_expr): Likewise.
24448 (extract_range_from_comparison): Likewise.
24449 (extract_range_from_expr): Likewise.
24450 (dump_value_range): Likewise.
24451 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
24452 (test_for_singularity): Likewise.
24453 (vrp_int_const_binop): Remove inline qualifier.
24454 (adjust_range_with_scev): Add comment.
24455 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
24457 2007-03-02 Diego Novillo <dnovillo@redhat.com>
24459 * tree-ssa-structalias.c (could_have_pointers): Tidy.
24460 (get_constraint_for): Likewise.
24461 (do_structure_copy): Likewise.
24462 (find_func_aliases): Fix references to MODIFY_EXPR.
24463 (intra_create_variable_infos): Tidy.
24464 * tree-ssa-operands.c (add_virtual_operand): Add argument
24466 When adding members of alias sets, if IS_CALL_SITE is true and
24467 the symbol is not call-clobbered, skip it.
24468 Adjust all callers.
24470 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
24472 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
24473 entry by means of emit_insn_at_entry.
24475 2007-03-02 Richard Henderson <rth@redhat.com>
24477 * expr.h (promoted_input_arg): Remove decl.
24478 * function.c (promoted_input_arg): Merge into ...
24479 * combine.c (setup_incoming_promotions): ... only caller.
24480 Rearrange to avoid double loop.
24482 2007-03-02 Ben Elliston <bje@au.ibm.com>
24483 Peter Bergner <bergner@vnet.ibm.com>
24484 Janis Johnson <janis187@us.ibm.com>
24486 * config/rs6000/dfp.md: New file.
24487 * config/rs6000/rs6000.md: Include dfp.md.
24488 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
24489 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
24490 and TDmode decimal float modes in FP registers.
24491 (num_insns_constant): Likewise.
24492 (rs6000_legitimate_offset_address_p): Likewise.
24493 (rs6000_legitimize_address): Likewise.
24494 (rs6000_legitimize_reload_address): Likewise.
24495 (rs6000_legitimate_address): Likewise.
24496 (rs6000_emit_move): Likewise.
24497 (function_arg_boundary): Likewise.
24498 (function_arg_advance): Likewise.
24499 (rs6000_darwin64_record_arg_recurse): Likewise.
24500 (function_arg): Likewise.
24501 (rs6000_gimplify_va_arg): Likewise.
24502 (rs6000_split_multireg_move): Likewise.
24503 (rs6000_output_function_epilogue): Likewise.
24504 (rs6000_output_function_epilogue): Likewise.
24505 (rs6000_register_move_cost): Likewise.
24506 (rs6000_function_value): Likewise.
24507 (rs6000_libcall_value): Likewise.
24509 2007-03-02 Richard Sandiford <richard@codesourcery.com>
24511 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
24513 2007-03-02 Richard Sandiford <richard@codesourcery.com>
24515 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
24516 Use $MULTIDIR to choose between the kernel and RTP headers,
24517 and use $WIND_BASE and $WIND_USR to locate them.
24519 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
24521 * config/i386/i386.c (override_options): Put initialization of
24522 ix86_tune_mask and ix86_arch_mask to the correct place.
24524 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
24525 Michael Meissner <michael.meissner@amd.com>
24528 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
24529 (ARCHMASK): Define.
24530 (TARGET_CMOVE): Use ARCHMASK.
24531 (TARGET_CMPXCHG): Ditto.
24532 (TARGET_CMPXCHG8B): Ditto.
24533 (TARGET_XADD): Ditto.
24534 (TARGET_BSWAP): Ditto.
24535 * config/i386/i386.c (ix86_tune_mask): New global variable.
24536 (ix86_arch_mask): Ditto.
24537 (override_options): Initialize ix86_tune_mask and
24538 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
24541 2007-03-02 Ben Elliston <bje@au.ibm.com>
24544 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
24546 2007-03-02 Joseph Myers <joseph@codesourcery.com>
24548 * target.h (init_dwarf_reg_sizes_extra): New target hook.
24549 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
24550 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
24551 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
24553 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
24554 rs6000_init_dwarf_reg_sizes_extra): New.
24555 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
24556 SPE register high parts.
24558 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
24560 * Makefile.in: Add install-pdf target as
24561 copied from automake v1.10 rules.
24562 * configure.ac: Add install-pdf to target list.
24563 * configure: Regenerate.
24565 2007-03-01 Paul Brook <paul@codesourcery.com>
24567 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
24568 modes to LDRD for DImode.
24569 (output_move_double): Fixup out of range ldrd/strd.
24570 (vfp_secondary_reload_class): Rename...
24571 (coproc_secondary_reload_class): ... to this. Add wb argument.
24572 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
24573 coproc_secondary_reload_class for CLASS_IWMMXT.
24574 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
24575 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
24577 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
24579 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the
24580 unroll factor by the estimated number of iterations.
24581 (loop_prefetch_arrays): Do not prefetch in loops that iterate less
24582 than prefetch latency.
24584 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
24585 decode_caches_intel, detect_caches_intel): New functions.
24586 (host_detect_local_cpu): Use detect_caches_amd and
24587 detect_caches_intel.
24589 2007-03-01 Richard Henderson <rth@redhat.com>
24591 * expr.c (emit_move_complex_push): Export.
24592 (emit_move_complex_parts): Split out from ...
24593 (emit_move_complex): ... here.
24594 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
24595 * config/i386/i386.md (movcdi): New.
24597 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
24599 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
24600 size of mode1 to check for tieable modes in MMX case.
24602 2007-03-01 Richard Sandiford <richard@codesourcery.com>
24604 * Makefile.in (rtlanal.o): Depend on tree.h.
24605 * rtl.h (offset_within_section_p, split_const): Declare.
24606 * rtlanal.c: Include tree.h.
24607 (offset_within_block_p): New function, taken from
24608 mips_offset_within_object_p.
24609 (split_const): New function, taken from mips_split_const.
24610 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
24612 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
24613 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
24614 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
24615 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
24616 (m68k_illegitimate_symbolic_constant_p): New function.
24617 * config/m68k/m68k.md (movsi): Remove misleading predicates.
24618 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
24619 symbolic constant that might be outside the symbol's section,
24620 move the symbol first and then add the offset.
24621 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
24623 * config/mips/mips.c (mips_split_const): Delete.
24624 (mips_offset_within_object_p): Delete.
24625 (mips_symbolic_constant_p): Use offset_within_section_p and
24626 split_const instead of mips_offset_within_object_p and
24628 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
24629 (mips_legitimize_const_move, print_operand_reloc)
24630 (mips_dangerous_for_la25_p): Use split_const instead of
24633 2007-02-28 Eric Christopher <echristo@apple.com>
24635 * Makefile.in (install-include-dir): Don't rm -rf include.
24637 2007-02-28 Richard Guenther <rguenther@suse.de>
24639 PR middle-end/30364
24640 * fold-const.c (fold_binary): Do not associate expressions
24641 with more than one variable for integer types that do not wrap.
24643 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
24645 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
24646 Delete, and replace with...
24647 (fold_builtin_call_array): This. Update callers to use it.
24648 * fold-const.c (fold_build_call_list): Delete, and replace with...
24649 (fold_build_call_array): This.
24650 (fold_build_call_list_initializer): Delete, and replace with...
24651 (fold_build_call_array_initializer): This.
24652 * tree.h: Update declarations to reflect above changes.
24654 * c-typeck.c (build_function_call): Store converted arguments
24655 in a stack-allocated array instead of building a list.
24656 (convert_arguments): Store arguments in the array passed in as an
24657 argument, and return the actual number of arguments.
24658 * c-format.c: (check_function_format): Pass arguments in an
24659 array instead of a list.
24660 * c-common.c (check_function_nonnull): Likewise.
24661 (check_function_sentinel): Likewise.
24662 (check_function_arguments): Likewise.
24663 * c-common.h: Update declarations to reflect above changes.
24665 2007-02-28 Jan Hubicka <jh@suse.cz>
24667 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
24668 PRED_NEGATIVE_RETURN): Update outcomes.
24670 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
24672 * calls.c (emit_library_call_value_1): Handle partial registers
24673 correctly when building up CALL_INSN_FUNCTION_USAGE.
24675 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24677 * pa/predicates.md (move_src_operand): Allow zero for mode.
24678 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
24681 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
24684 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
24685 *movv2df_internal): Enable pattern only for valid operand
24687 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
24688 tie only 128bit modes. For MMX registers, tie only 64bit modes.
24690 2007-02-27 Mike Stump <mrs@apple.com>
24692 * config/darwin-crt3.c: Avoid compilation when compiling for a
24695 2007-02-27 Joseph Myers <joseph@codesourcery.com>
24697 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
24699 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
24700 for fixed headers and limits.h.
24701 (install-include-dir, install-headers-tar, install-headers-cpio,
24702 install-headers-cp, real-install-headers-tar,
24703 real-install-headers-cpio, real-install-headers-cp): Handle
24704 include-fixed as well as include.
24705 (install-mkheaders): Don't install files that go only in include
24707 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
24708 from GCC_INCLUDE_DIR.
24709 * gcc.c (process_command): Remove special -BstageN/ handling.
24710 (do_spec_1): Add include-fixed directories.
24712 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
24714 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
24716 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
24718 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
24721 2007-02-27 Mark Mitchell <mark@codesourcery.com>
24723 * c-common.c (get_priority): Add check for
24724 SUPPORTS_INIT_PRIORITY.
24726 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
24728 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
24730 * config/bfin/bfin.c: Include "cfglayout.h".
24731 (MAX_LSETUP_DISTANCE): New macro.
24732 (struct loop_info): New members incoming, incoming_src and
24733 incoming_dest. Delete member predecessor.
24734 (length_for_loop): New function.
24735 (bfin_optimize_loop): Handle more different loop structures.
24736 (bfin_discover_loop): Rework detection of predecessor blocks by
24737 examining incoming edges.
24738 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
24740 (bfin_reorder_loops): New function.
24741 (bfin_reorg_loops): Use these three new functions.
24743 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
24744 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
24745 (CONSTRAINT_LEN): Add entry for 'q'.
24746 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
24747 Add 'q' constraints.
24748 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
24749 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
24751 * config/bfin/bfin.md (add_with_carry): New pattern.
24752 (s_or_u, su_optab, su_modifier): New code macros/attrs.
24753 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
24754 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
24755 support unsigned multiplies too. Removed incorrect commutativity from
24756 operand 1 constraint where appropriate.
24757 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
24759 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
24760 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
24762 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
24763 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
24764 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
24765 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
24766 usmulhisi_hh_huh): New patterns.
24768 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
24769 lshifthi3): Fix output template to use half reg for operand 2.
24771 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
24774 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
24776 2007-02-27 Andreas Schwab <schwab@suse.de>
24778 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
24780 2007-02-27 Jan Hubicka <jh@suse.cz>
24782 * predict.c (last_basic_block_p): Remove.
24783 (tree_estimate_probability): Update return heuristic for commonized
24786 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
24788 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
24790 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
24792 * doc/include/gcc-common.texi (versionsubtitle): New macro.
24793 * doc/cpp.texi: Standardize title page.
24794 * doc/cppinternals.texi: Likewise.
24795 * doc/gcc.texi: Standardize title page, remove version number
24796 from copyright page.
24797 * doc/gccint.texi: Likewise.
24798 * doc/install.texi: Standardize title page, add table of
24801 2007-02-26 Jan Hubicka <jh@suse.cz>
24803 * predict.def: Set outcomes according to more recent results.
24804 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
24805 Remove dead predictors.
24806 * predict.c (return_prediction): Fix pasto.
24808 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
24810 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
24811 change; avoid a memory leak when returning early.
24813 2007-02-26 Mark Mitchell <mark@codesourcery.com>
24815 * c-decl.c (static_ctors): Move to c-common.c.
24816 (static_dtors): Likewise.
24817 (finish_function): Use c_record_cdtor_fn.
24818 (build_cdtor): Move to c-common.c.
24819 (c_write_global_declarations): Use c_build_cdtor_fns.
24820 * c-common.h (static_ctors): Declare.
24821 (static_dtors): Likewise.
24822 (c_record_cdtor_fn): Likewise.
24823 (c_build_cdtor_fns): Likewise.
24824 * c-common.c (static_ctors): New variable.
24825 (static_dtors): Likewise.
24826 (c_record_cdtor_fn): New function.
24827 (build_cdtor): Move from c-decl.c
24828 (c_build_cdtor_fns): New function.
24830 * output.h (assemble_addr_to_section): Declare.
24831 (get_cdtor_priority_section): Likewise.
24832 * varasm.c (assemble_addr_to_section): New function.
24833 (get_cdtor_priority_section): Likewise.
24834 (default_named_section_asm_out_destructor): Use them.
24835 (destor_dtor_section_asm_out_destructor): Likewise.
24836 (default_named_section_asm_out_constructor): Likewise.
24837 (default_ctor_section_asm_out_constructor): Likewise.
24838 * config.gcc (*-*-vxworks*): Include vxworks.o.
24839 * config/t-vxworks (vxworks.o): New target.
24840 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
24841 (TARGET_ASM_CONSTRUCTOR): Define.
24842 (TARGET_ASM_DESTRUCTOR): Likewise.
24843 (vxworks_asm_out_constructor): Declare.
24844 (vxworks_asm_out_destructor): Likewise.
24846 * c-common.c (get_priority): Check that we have not just an
24847 INTEGER_CST, but an integer constant with integeral type.
24849 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
24851 PR tree-optimization/30938
24852 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
24853 use &dt[nargs-1] instead of &dt[nargs] in the call to
24854 vect_is_simple_use().
24856 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
24858 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
24859 from register elimination as PRE_MODIFY / POST_MODIFY increments.
24860 Do not attempt to handle MEM inside auto-inc expressions.
24861 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
24862 of a register modified by an auto-inc expression. However, do handle
24863 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
24864 (elimination_effects): Prohibit elimination of a register modified
24865 by an auto-inc expression. Disable register elimination rules whose
24866 target register is modified by an auto-inc expression with variable
24869 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
24871 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
24873 (array_at_struct_end_p): New function.
24874 (idx_infer_loop_bounds): Use it.
24875 (estimate_numbers_of_iterations_loop): Export.
24876 * predict.c (predict_loops): Use estimated_loop_iterations_int.
24877 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
24878 (tree_estimate_probability): Call record_loop_exits.
24879 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
24880 (estimated_loop_iterations, estimated_loop_iterations_int,
24881 estimated_loop_iterations_tree): New functions.
24882 (analyze_siv_subscript_cst_affine,
24883 compute_overlap_steps_for_affine_1_2,
24884 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
24885 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
24886 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
24887 (PRED_LOOP_ITERATIONS_GUESSED): New.
24888 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
24889 * cfgloop.h (estimate_numbers_of_iterations_loop,
24890 estimated_loop_iterations_int): Declare.
24892 2007-02-25 Mark Mitchell <mark@codesourcery.com>
24894 * doc/extend.texi: Document optional priority argument to
24895 constructors and destructors.
24896 * tree.c (init_priority_for_decl): Adjust GTY markers.
24897 (init_ttree): Use priority-info hash functions for
24898 init_priority_for_decl.
24899 (tree_map_eq): Rename to ...
24900 (tree_map_base_eq): ... this.
24901 (tree_map_marked_p): Rename to ...
24902 (tree_map_base_marked_p): ... this.
24903 (tree_map_base_hash): New function.
24904 (decl_init_priority_lookup): Rework.
24905 (decl_fini_priority_lookup): New function.
24906 (decl_priority_info): New function.
24907 (decl_init_priority_insert): Use it.
24908 (decl_fini_priority_insert): Likewise.
24909 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
24911 (decl_restrict_base_insert): Likewise.
24912 (decl_debug_expr_insert): Likewise.
24913 (decl_value_expr_lookup): Likewise.
24914 (decl_value_expr_insert): Likewise.
24915 * tree.h (priority_type): New type.
24916 (decl_init_priority_lookup): Use priority_type.
24917 (decl_fini_priority_lookup): New function.
24918 (decl_init_priority_insert): Use priority_type.
24919 (decl_fini_priority_insert): New function.
24920 (DECL_HAS_INIT_PRIORITY): Tweak comments.
24921 (DECL_INIT_PRIORITY): Likewise.
24922 (SET_DECL_INIT_PRIORITY): Add comment.
24923 (DECL_FINI_PRIORITY): New macro.
24924 (SET_DECL_FINI_PRIORITY): Likewise.
24925 (DEFAULT_INIT_PRIORITY): Document.
24926 (MAX_INIT_PRIORITY): Likewise.
24927 (MAX_RESERVED_INIT_PRIORITY): Likewise.
24928 (tree_map_base): New type.
24929 (tree_map_base_eq): New function.
24930 (tree_map_base_hash): Likewise.
24931 (tree_map_base_marked_p): Likewise.
24932 (tree_map): Inherit from tree_map_base.
24933 (tree_map_eq): Make it a macro.
24934 (tree_map_marked_p): Likewise.
24935 (tree_int_map): Inherit from tree_map_base.
24936 (tree_int_map_eq): Make it a macro.
24937 (tree_int_map_hash): Likewise.
24938 (tree_int_map_marked_p): Likewise.
24939 (tree_priority_map): New type.
24940 (tree_priority_map_eq): New macro.
24941 (tree_priority_map_hash): Likewise.
24942 (tree_priority_map_marked_p): Likewise.
24943 * varasm.c (emults_decl): Adjust for refactoring of tree_map
24945 (emutls_common_1): Likewise.
24946 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
24947 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
24948 of tree_map hierarchy.
24949 * tree-cfg.c (move_stmt_r): Likewise.
24950 (new_label_mapper): Likewise.
24951 * c-tree.h (c_expand_body): Move to ...
24952 * c-common.h (c_expand_body): ... here.
24953 * c-decl.c (c_expand_body): Move to ...
24954 * c-common.c (c_expand_body): ... here.
24955 (c_common_attribute_table): Allow 1 argument for the constructor
24956 and destructor attributes.
24957 (get_priority): New function.
24958 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
24959 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
24961 2007-02-24 Jan Hubicka <jh@suse.cz>
24963 PR middle-end/30509
24964 * tree-inline.c (copy_bb): Produce exact copy of EH info when
24965 copying for inlining.
24967 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
24968 Jan Hubicka <jh@suse.cz>
24971 * i386.c (counter_mode): New function.
24972 (expand_set_or_movmem_via_loop): Use it.
24973 (expand_movmem_epilogue): Likewise; fix pasto.
24974 (ix86_expand_movmem): Do emit guard even for constant counts.
24975 (ix86_expand_setmem): Likewise.
24977 2007-02-25 Nick Clifton <nickc@redhat.com>
24979 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
24980 (JUMP_TABLES_IN_TEXT_SECTION): Define.
24982 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
24985 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
24986 count argument with 0x10, not with 0x16.
24987 (expand_setmem_epilogue): Ditto.
24989 2007-02-24 Mike Stump <mrs@apple.com>
24991 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
24994 2007-02-24 Richard Guenther <rguenther@suse.de>
24996 PR middle-end/30951
24997 * fold-const.c (fold_binary): Fold x +- CST op x for
24998 EQ_EXPR and NE_EXPR.
25000 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25002 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
25004 2007-02-24 Jan Hubicka <jh@suse.cz>
25006 * cgraphunit.c (decide_is_function_needed): Honor
25007 -fkeep-inline-functions.
25009 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25011 * builtins.c (fold_builtin_modf): New.
25012 (fold_builtin_2): Use it.
25014 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
25016 * loop-iv.c (implies_p): Detect additional cases where A implies B.
25017 (determine_max_iter): Take additional LOOP arg; all callers changed.
25018 Lose broken logic dealing with PLUS. Try to limit the upper bound by
25019 one using simplifications.
25020 (simplify_using_initial_values): Return if the expression becomes
25021 invalid due to altered regs.
25023 2007-02-23 DJ Delorie <dj@redhat.com>
25025 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
25027 2007-02-23 Mike Stump <mrs@apple.com>
25029 * tlink.c (scan_linker_output): Parse linker messages from
25030 darwin9's linker better.
25032 2007-02-23 Steve Ellcey <sje@cup.hp.com>
25035 * varpool.c (varpool_assemble_pending_decls): Set
25036 varpool_last_needed_node to null.
25038 2007-02-23 DJ Delorie <dj@redhat.com>
25040 * config/i386/i386.c (ix86_data_alignment): Don't specify an
25041 alignment bigger than the object file can handle.
25043 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
25046 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
25047 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
25048 (*movsf_1): Penalize MMX moves.
25050 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
25052 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
25053 2^32-1 or more times unless flag_unsafe_loop_optimizations.
25055 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
25057 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25059 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
25060 (fold_builtin_1): Use them.
25061 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
25062 BUILT_IN_SIGNIFICAND.
25064 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
25066 * config/i386/i386.c (bdesc_1arg): Initialize
25067 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
25068 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
25069 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
25070 and IX86_BUILTIN_MOVSLDUP.
25072 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
25074 PR rtl-optimization/30841
25075 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
25077 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25079 * builtins.c (fold_builtin_frexp): New.
25080 (fold_builtin_2): Use it.
25082 2007-02-22 Mark Mitchell <mark@codesourcery.com>
25084 * doc/invoke.texi (Spec Files): Document getenv spec function.
25086 * gcc.c (getenv_spec_function): New function.
25087 (static_spec_functions): Add it.
25088 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
25089 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
25092 2007-02-22 Michael Matz <matz@suse.de
25095 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
25096 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
25098 2007-02-22 Ian Lance Taylor <iant@google.com>
25101 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
25102 (mem_loc_descriptor): Call it.
25104 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
25105 Ira Rosen <irar@il.ibm.com>
25107 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
25109 2007-02-22 Ira Rosen <irar@il.ibm.com>
25111 PR tree-optimization/30843
25112 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
25113 stores only after all the group is vectorized.
25115 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
25117 PR tree-optimization/30858
25118 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
25119 in the reduction cycle have a single use in the loop.
25120 * tree-vectorizer.h (relevant): Add documentation.
25122 2007-02-20 Mike Stump <mrs@apple.com>
25124 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
25125 * configure: Regenerate.
25127 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
25129 Change the defaults of some parameters and options.
25130 * config/spu/spu-protos.h (spu_optimization_options): Declare.
25131 * config/spu/spu.c (spu_optimization_options): Add.
25132 (spu_override_options): Change params in spu_optimization_options.
25133 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
25135 Register 127 is only 16 byte aligned when used as a frame pointer.
25136 * config/spu/spu-protos.h (spu_init_expanders): Declare.
25137 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
25138 HARD_FRAME_POINTER_REGNUM.
25139 (spu_legitimate_address): Use regno_aligned_for_reload.
25140 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
25141 aligned when frame_pointer_needed is true.
25142 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
25144 * config/spu/spu.h (INIT_EXPANDERS): Define.
25146 Make sure shift and rotate instructions have valid immediate operands.
25147 * config/spu/predicates.md (spu_shift_operand): Remove.
25148 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
25149 * config/spu/constraints.md (W, O): Extend range.
25150 * config/spu/spu.md (umask, nmask): Define.
25151 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
25152 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
25153 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
25154 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
25155 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
25156 (lshr<mode>3_reg): Fix rtl description.
25158 Make sure mulhisi immediate operands are valid.
25159 * config/spu/predicates.md (imm_K_operand): Add.
25160 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
25162 Generate constants using fsmbi and andi.
25163 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
25164 (print_operand, spu_split_immediate, classify_immediate,
25165 fsmbi_const_p): Handle IC_FSMBI2.
25167 Correctly handle a CONST_VECTOR containing symbols.
25168 * config/spu/spu.c (print_operand): Handle HIGH correctly.
25169 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
25170 (immediate_load_p): Allow symbols that use 2 instructions to create.
25171 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
25172 with symbols when flag_pic is set.
25173 (const_vector_immediate_p): New.
25174 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
25175 accept a CONST_VECTOR with symbols.
25176 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
25177 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
25179 * config/spu/spu.md (high, low): Delete.
25180 (low_<mode>): Define.
25182 Remove INTRmode and INTR_REGNUM, which didn't work.
25183 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
25185 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
25186 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
25187 peephole2 pattern): Don't use INTR or 131.
25188 (movintrcc): Delete.
25189 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
25190 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
25191 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
25192 (UNSPEC_SET_INTR): Add.
25193 * config/spu/spu-modes.def (INTR): Remove.
25195 More accurate warnings about run-time relocations.
25196 * config/spu/spu.c (reloc_diagnostic): Test in_section.
25198 Correctly warn about immediate arguments to specific intrinsics.
25199 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
25200 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
25201 the instruction predicate.
25203 Fix tree check errors with latest update.
25204 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
25206 (spu_expand_builtin): Use CALL_EXPR_FN.
25208 Add missing specific intrinsics.
25209 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
25211 * config/spu/spu_internals.h: Ditto.
25213 Fix incorrect operand modifiers.
25214 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
25215 * config/spu/spu.md (xor<mode>3): Change %S to %J.
25217 Optimize one case of zero_extend of a vec_select.
25218 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
25220 Accept any immediate for hbr.
25221 * config/spu/spu.md (hbr): Change s constraints to i.
25223 2007-02-21 Paul Brook <paul@codesourcery.com>
25225 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
25226 condexec_count when skipping USE and CLOBBER.
25228 2007-02-21 Nick Clifton <nickc@redhat.com>
25230 * common.opt (Warray-bounds): Add Warning attribute.
25231 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
25233 (fsized-zeroes): Add Optimization attribute.
25234 (fsplit-wide-types, ftree-scev-cprop): Likewise.
25235 * c.opt (Wc++0x-compat): Add Warning attribute.
25237 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
25239 PR middle-end/30761
25240 * reload1.c (eliminate_regs_in_insn): In the single_set special
25241 case, attempt to re-recognize the insn before falling back to
25242 having reload fix it up.
25244 2007-02-20 Eric Christopher <echristo@gmail.com>
25246 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
25247 Rewrite accordingly.
25248 (frv_read_iacc_argument): Ditto.
25249 (frv_expand_set_builtin): Take a call instead of arglist, update for
25251 (frv_expand_unop_builtin): Ditto.
25252 (frv_expand_binop_builtin): Ditto.
25253 (frv_expand_cut_builtin): Ditto.
25254 (frv_expand_binopimm_builtin): Ditto.
25255 (frv_expand_voidbinop_builtin): Ditto.
25256 (frv_expand_int_void2arg): Ditto.
25257 (frv_expand_prefetches): Ditto.
25258 (frv_expand_voidtriop_builtin): Ditto.
25259 (frv_expand_voidaccop_builtin): Ditto.
25260 (frv_expand_load_builtin): Ditto.
25261 (frv_expand_store_builtin): Ditto.
25262 (frv_expand_mdpackh_builtin): Ditto.
25263 (frv_expand_mclracc_builtin): Ditto.
25264 (frv_expand_mrdacc_builtin): Ditto.
25265 (frv_expand_mwtacc_builtin): Ditto.
25266 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
25269 2007-02-20 Janis Johnson <janis187@us.ibm.com>
25271 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
25272 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
25274 (HAVE_GAS_DFP): Check for assembler support of decimal floating
25275 point instructions.
25276 * configure: Regenerate.
25277 * config.in: Regenerate.
25278 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
25279 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
25280 masks to power6 and power6x and to POWERPC_MASKS.
25281 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
25283 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
25284 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
25285 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
25286 Access PROTOTYPE as variable, not mask.
25288 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
25290 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
25291 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
25292 * combine.c (adjust_for_new_dest): Use it.
25293 * postreload.c (reload_combine): Likewise.
25295 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
25297 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
25298 notes on an insn with multiple sets, even if single_set returns
25299 non-NULL for that insn.
25301 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25303 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
25304 scalbn and scalbln.
25306 2007-02-20 Geoffrey Keating <geoffk@apple.com>
25308 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
25309 if user didn't pass it.
25310 * config/i386/darwin.h (CC1_SPEC): Likewise.
25311 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
25312 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
25313 -mmacosx-version-min.
25315 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25316 Uros Bizjak <ubizjak@gmail.com>
25318 * optabs.h (enum optab_index): Add new OTI_scalb.
25319 (scalb_optab): Define corresponding macro.
25320 * optabs.c (init_optabs): Initialize scalb_optab.
25321 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
25323 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
25324 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
25325 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
25326 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
25327 flag_unsafe_math_optimizations is set.
25329 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
25330 to implement scalbf, scalb and scalbl built-ins as inline x87
25333 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25334 DJ Delorie <dj@redhat.com>
25337 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
25338 (diagnostic_report_diagnostic): ... here, and turn them into real
25339 errors. If warnings are inhibited, no need to do anything.
25341 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
25343 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
25344 better code generation.
25346 2007-02-20 Ben Elliston <bje@au.ibm.com>
25348 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
25350 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
25352 * config/alpha/alpha.c, config/alpha/alpha.md,
25353 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
25354 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
25355 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
25356 config/arm/lib1funcs.asm: Follow spelling conventions.
25358 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
25359 config/fr30/fr30.md, config/i386/i386.h,
25360 config/iq2000/iq2000.h, config/iq2000/predicates.md,
25361 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
25362 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
25363 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
25364 config/rs6000/altivec.md, config/rs6000/rs6000.c,
25365 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
25366 config/sparc/sparc.c, config/sparc/sparc.h,
25367 config/sparc/sparc.md, config/spu/constraints.md,
25368 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
25371 2007-02-20 Alan Modra <amodra@bigpond.net.au>
25374 * varasm.c (use_blocks_for_decl_p): Return false for decls with
25377 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
25379 * doc/invoke.texi (-ftree-lrs): Remove.
25381 2007-02-19 Diego Novillo <dnovillo@redhat.com>
25383 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
25386 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
25388 * config/ia64/ia64.c (ia64_expand_builtin): Use the
25389 new CALL_EXPR_FN macro for retrieving the function
25390 declaration of the input expression.
25392 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25394 * c.opt (Waddress): New.
25395 * common.opt (Walways-true): Delete.
25396 (Wstring-literal-comparison): Delete.
25397 * doc/invoke.texi (Warning Options): Delete -Walways-true and
25398 -Wstring-literal-comparison. Add -Waddress.
25400 (Walways-true): Delete.
25401 (Wstring-literal-comparison): Delete.
25402 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
25403 consistently instead of -Walways-true in example.
25404 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
25405 * c-typeck.c (parser_build_binary_op): Replace
25406 -Wstring-literal-comparison and -Walways-true with -Waddress.
25407 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
25410 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
25412 * tree-cfg.c (dump_function_to_file): Be prepared for functions
25413 without DECL_STRUCT_FUNCTION initialized.
25415 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
25417 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
25418 due to calls to functions taking pointers as parameters.
25420 2007-02-19 Richard Henderson <rth@redhat.com>
25423 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
25426 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
25428 * config/s390/s390.c (s390_call_saved_register_used,
25429 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
25430 accessed to the new scheme.
25432 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
25434 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
25435 (cris_print_index, cris_print_operand, cris_print_operand_address)
25436 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
25437 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
25438 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
25439 GET_CODE () == xxx.
25440 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
25441 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
25442 GO_IF_LEGITIMATE_ADDRESS): Ditto.
25443 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
25444 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
25445 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
25446 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
25447 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
25448 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
25449 (uminsi3, call, call_value): Ditto.
25450 (define_split: indir_to_reg_split, unnamed): Ditto.
25452 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
25454 PR tree-optimization/30975
25455 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
25458 2007-02-18 Eric Christopher <echristo@gmail.com>
25460 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
25461 Remove use of arglist.
25462 (mips_expand_builtin): Remove use of arglist, pass in expr.
25463 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
25464 (mips_expand_builtin_movtf): Ditto.
25465 (mips_expand_builtin_compare): Ditto.
25467 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
25469 * tree-sra.c (sra_build_assignment): Replace assertion
25470 checking with a comment explaining why it can't be done.
25472 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
25474 PR middle-end/30833
25475 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
25476 during CALL_EXPR representation conversion.
25477 * tree-ssa-propagate.c (set_rhs): Likewise.
25479 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
25481 * tree-sra.c (sra_build_assignment): Disable assertion checking
25484 2007-02-18 Roger Sayle <roger@eyesopen.com>
25486 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
25487 instead of calling build2 with a GIMPLE_MODIFY_STMT.
25488 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
25490 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
25491 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
25492 gimplify_init_ctor_eval_range, gimple_push_cleanup,
25493 gimplify_omp_for, gimplify_omp_atomic_pipeline,
25494 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
25495 force_gimple_operand): Likewise.
25496 * ipa-cp.c (constant_val_insert): Likewise.
25497 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
25498 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
25499 perfect_nestify): Likewise.
25500 * langhooks.c (lhd_omp_assignment): Likewise.
25501 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
25502 lower_copyprivate_clauses, lower_send_clauses,
25503 lower_send_shared_vars, expand_parallel_call,
25504 expand_omp_for_generic, expand_omp_for_static_nochunk,
25505 expand_omp_for_static_chunk, expand_omp_sections,
25506 lower_omp_single_copy, lower_omp_for_lastprivate,
25507 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
25508 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
25509 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
25512 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
25514 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
25515 config/sh/sh.md: Follow spelling conventions.
25517 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
25518 config/frv/predicates.md: Follow spelling conventions.
25520 * config/m68k/linux-unwind.h: Fix a comment typo.
25521 * target.h: Follow spelling conventions.
25523 2007-02-18 Roger Sayle <roger@eyesopen.com>
25525 PR rtl-optimization/28173
25526 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
25527 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
25528 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
25529 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
25530 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
25532 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25534 * builtins.c (fold_builtin_load_exponent): New.
25535 (fold_builtin_2): Use it.
25537 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
25539 PR rtl-optimization/30773
25540 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
25541 if we fail to attach a REG_EQUIV note.
25543 2007-02-18 David Edelsohn <edelsohn@gnu.org>
25544 Roger Sayle <roger@eyesopen.com>
25546 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
25548 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
25550 * calls.c (initialize_argument_information): Pass original EXP
25551 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
25552 code to split complex arguments here, as part of initializing the
25554 (expand_call): Remove code that builds a list of arguments and
25555 inserts implicit arguments into it. Instead, just count how many
25556 implicit arguments there will be so we can determine the size of
25557 the ARGS array, and let initialize_argument_information do the work.
25558 (split_complex_values): Delete unused function.
25560 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
25562 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
25564 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
25566 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
25567 for arg pointer based indexed addressing.
25569 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
25571 * config/ia64/ia64.h, config/ia64/ia64.md,
25572 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
25573 spelling conventions.
25575 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
25577 * config/m68k/m68k.c (split_di): New.
25578 * config/m68k/m68k-protos.h: Declare split_di.
25579 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
25580 Improve predicate handling and split constant shifts.
25582 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
25584 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
25585 parameter for register bitfield operations, general predicates
25588 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
25590 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
25591 * config/m68k/linux-unwind.h: New file.
25593 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
25595 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
25596 config/i386/athlon.md, config/ia64/ia64.md,
25597 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
25598 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
25599 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
25600 tree-ssa-loop-niter.c, tree-vect-analyze.c,
25601 tree-vect-transform.c: Fix comment typos.
25603 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
25605 * sched-deps.c (find_insn_list): Remove.
25606 * sched-int.h: Remove the prototype for find_insn_list.
25608 2007-02-16 Geoffrey Keating <geoffk@apple.com>
25610 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
25612 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
25613 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
25614 darwin_rs6000_override_options.
25615 (C_COMMON_OVERRIDE_OPTIONS): Expect
25616 darwin_macosx_version_min to be non-NULL always.
25617 (TARGET_C99_FUNCTIONS): Likewise.
25618 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
25619 (DARWIN_MINVERSION_SPEC): New.
25620 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
25621 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
25623 (DARWIN_MINVERSION_SPEC): New.
25624 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
25626 * config/darwin-c.c (darwin_cpp_builtins): Expect
25627 darwin_macosx_version_min to be non-NULL always.
25629 * config/rs6000/rs6000.c: Clean up trailing whitespace.
25631 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
25633 * config/i386/i386.h (x86_use_xchgb): New.
25634 (TARGET_USE_XCHGB): New macro.
25635 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
25636 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
25637 Split after reload into bswaphi for shifts of 8.
25638 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
25639 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
25640 or when optimizing for size.
25642 2007-02-16 Richard Guenther <rguenther@suse.de>
25643 Christian Bruel <christian.bruel@st.com>
25645 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
25646 DECLs but prefer SSA_NAMEs over DECLs.
25648 2007-02-16 Richard Guenther <rguenther@suse.de>
25650 * tree-flow-inline.h (single_imm_use_p): Remove.
25651 (zero_imm_uses_p): Likewise.
25652 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
25653 instead of single_imm_use_p.
25654 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
25657 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25660 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
25661 nested double- and backquotes.
25663 2007-02-15 Roger Sayle <roger@eyesopen.com>
25665 PR middle-end/30391
25666 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
25667 should be unreachable.
25668 (build2_stat): Allow construction of MODIFY_EXPR at any time.
25669 For the time being redirect GIMPLE_MODIFY_STMT to the new
25670 (renamed) build_gimple_modify_stmt_stat.
25671 (build2_gimple_stat): Rename to...
25672 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
25673 Always build a GIMPLE_MODIFY_STMT node.
25674 * tree.h (build2_gimple, build2_gimple_stat): Delete.
25675 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
25678 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
25679 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
25680 * tree-complex.c (set_component_ssa_name, expand_complex_move,
25681 expand_complex_div_wide): Likewise.
25682 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
25683 * tree-ssa-loop-im.c (schedule_sm): Likewise.
25684 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
25685 * tree-ssa-loop-manip.c (create_iv): Likewise.
25686 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
25687 abs_replacement): Likewise.
25688 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
25689 realify_fake_stores): Likewise.
25691 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
25692 node rather than a GIMPLE_MODIFY_STMT node.
25693 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
25694 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
25696 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
25697 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
25698 GIMPLE_MODIFY_STMT.
25700 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
25702 PR middle-end/30433
25703 * fold-const.c (fold_comparison): Add back the
25704 folding of constant complex comparisions.
25706 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
25708 PR middle-end/30729
25709 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
25710 effects unknown to this function, return early.
25712 2007-02-15 Ian Lance Taylor <iant@google.com>
25714 * lower-subreg.c (move_eh_region_note): New static function.
25715 (resolve_simple_move): Call it.
25716 (decompose_multiword_subregs): Track blocks for which we resolve a
25717 simple move which is also a control flow insn. Pass them to
25718 find_many_sub_basic_blocks.
25719 (pass_lower_subreg): Add TODO_verify_flow.
25720 (pass_lower_subreg2): Likewise.
25722 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
25723 Brooks Moses <brooks.moses@codesourcery.com>
25724 Lee Millward <lee.millward@codesourcery.com>
25726 * tree.h (enum tree_code_class): Add tcc_vl_exp.
25727 (VL_EXP_CLASS_P): New.
25728 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
25730 (TREE_OPERAND_CHECK_CODE): Likewise.
25731 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
25732 (TREE_RTL_OPERAND_CHECK): Likewise.
25733 (tree_operand_check_failed): Make second parameter the whole tree
25734 instead of its code. Fixed callers.
25735 (VL_EXP_CHECK): New.
25736 (TREE_OPERAND_LENGTH): New.
25737 (VL_EXP_OPERAND_LENGTH): New.
25738 (CALL_EXPR_FN): New.
25739 (CALL_EXPR_STATIC_CHAIN): New.
25740 (CALL_EXPR_ARGS): New.
25741 (CALL_EXPR_ARG): New.
25742 (call_expr_nargs): New.
25743 (CALL_EXPR_ARGP): New.
25744 (build_nt_call_list): Declare.
25745 (build_vl_exp_stat): Declare.
25746 (build_vl_exp): New.
25747 (build_call_list): Declare.
25748 (build_call_nary): Declare.
25749 (build_call_valist): Declare.
25750 (build_call_array): Declare.
25751 (call_expr_arg): Declare.
25752 (call_expr_argp): Declare.
25753 (call_expr_arglist): Declare.
25754 (fold_build_call_list): Declare.
25755 (fold_build_call_list_initializer): Declare.
25756 (fold_call_expr): Declare to replace fold_builtin.
25757 (fold_builtin_fputs): Update to agree with modified definition.
25758 (fold_builtin_strcpy): Likewise.
25759 (fold_builtin_strncpy): Likewise.
25760 (fold_builtin_memory_chk): Likewise.
25761 (fold_builtin_stxcpy_chk): Likewise.
25762 (fold_builtin_strncpy_chk): Likewise.
25763 (fold_builtin_next_arg): Likewise.
25764 (fold_build_call_expr): Declare.
25765 (fold_builtin_call_list): Declare.
25766 (fold_builtin_call_valist): Declare.
25767 (build_call_expr): Declare.
25768 (validate_arglist): Update to agree with modified definition.
25769 (tree_operand_length): New.
25770 (call_expr_arg_iterator): New.
25771 (init_call_expr_arg_iterator): New.
25772 (next_call_expr_arg): New.
25773 (first_call_expr_arg): New.
25774 (more_call_expr_args_p): New.
25775 (FOR_EACH_CALL_EXPR_ARG): New.
25777 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
25778 and tcc_gimple_stmt.
25779 (tree_code_size): Update documentation. Use sizeof (tree) rather
25780 than sizeof (char *).
25781 (tree_size): Likewise. Add case for tcc_vl_exp.
25782 (tree_node_structure): Add case for tcc_vl_exp.
25783 (contains_placeholder_p): Likewise.
25784 (substitute_in_expr): Likewise.
25785 (substitute_placeholder_in_expr): Likewise.
25786 (stabilize_reference_1): Likewise.
25787 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
25788 to diagnose breakage of this interface for constructing CALL_EXPRs.
25789 (build_nt): Add similar assertion here.
25790 (build_nt_call_list): New.
25791 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
25792 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
25794 (get_callee_fndecl): Use new CALL_EXPR accessors.
25795 (tree_operand_check_failed): Change parameters to pass entire node
25796 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
25797 (process_call_operands): New.
25798 (build_vl_exp_stat): New.
25799 (build_call_list): New.
25800 (build_call_nary): New.
25801 (build_call_valist): New.
25802 (build_call_array): New.
25803 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
25804 (call_expr_arglist): New.
25806 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
25807 tcc_vl_exp instead of a fixed-size tcc_expression.
25809 * doc/c-tree.texi (CALL_EXPR): Document new representation and
25810 accessors for CALL_EXPRs.
25811 (AGGR_INIT_EXPR): Likewise.
25813 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
25814 Brooks Moses <brooks.moses@codesourcery.com>
25815 Lee Millward <lee.millward@codesourcery.com>
25817 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
25818 (expand_builtin_nonlocal_goto): Change parameter to be entire
25819 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
25820 (expand_builtin_prefetch): Likewise.
25821 (expand_builtin_classify_type): Likewise.
25822 (mathfn_built_in): Return NULL_TREE instead of 0.
25823 (expand_errno_check): Use new CALL_EXPR accessors.
25824 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
25825 Return NULL_RTX instead of 0.
25826 (expand_builtin_mathfn_2): Likewise.
25827 (expand_builtin_mathfn_3): Likewise.
25828 (expand_builtin_interclass_mathfn): Likewise.
25829 (expand_builtin_sincos): Likewise.
25830 (expand_builtin_cexpi): Likewise.
25831 (expand_builtin_int_roundingfn): Likewise.
25832 (expand_builtin_int_roundingfn_2): Likewise.
25833 (expand_builtin_pow): Likewise.
25834 (expand_builtin_powi): Likewise.
25835 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
25836 of arglist, fixing callers appropriately. Use new CALL_EXPR
25837 accessors and constructors. Return NULL_RTX instead of 0.
25838 (expand_builtin_strstr): Likewise.
25839 (expand_builtin_strchr): Likewise.
25840 (expand_builtin_strrchr): Likewise.
25841 (expand_builtin_strpbrk): Likewise.
25842 (expand_builtin_memcpy): Likewise.
25843 (expand_builtin_mempcpy): Likewise.
25844 (expand_builtin_mempcpy_args): New.
25845 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
25846 (expand_builtin_memmove_args): New.
25847 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
25848 (expand_movstr): Likewise.
25849 (expand_builtin_strcpy): Likewise.
25850 (expand_builtin_strcpy_args): New.
25851 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
25852 (expand_builtin_strncpy): Likewise.
25853 (expand_builtin_memset): Likewise.
25854 (expand_builtin_memset_args): New.
25855 (expand_builtin_bzero): Similarly to expand_builtin_memset.
25856 (expand_builtin_memcmp): Likewise.
25857 (expand_builtin_strcmp): Likewise.
25858 (expand_builtin_strncmp): Likewise.
25859 (expand_builtin_strcat): Likewise.
25860 (expand_builtin_strncat): Likewise.
25861 (expand_builtin_strspn): Likewise.
25862 (expand_builtin_strcspn): Likewise.
25863 (expand_builtin_args_info): Likewise.
25864 (expand_builtin_va_start): Likewise.
25865 (gimplify_va_arg_expr): Likewise.
25866 (expand_builtin_va_end): Likewise.
25867 (expand_builtin_va_copy): Likewise.
25868 (expand_builtin_frame_address): Likewise.
25869 (expand_builtin_alloca): Likewise.
25870 (expand_builtin_bswap): Likewise.
25871 (expand_builtin_unop): Likewise.
25872 (expand_builtin_fputs): Likewise.
25873 (expand_builtin_expect): Likewise.
25874 (expand_builtin_fabs): Likewise.
25875 (expand_builtin_copysign): Likewise.
25876 (expand_builtin_printf): Likewise.
25877 (expand_builtin_fprintf): Likewise.
25878 (expand_builtin_sprintf): Likewise.
25879 (expand_builtin_init_trampoline): Likewise.
25880 (expand_builtin_signbit): Likewise.
25881 (expand_builtin_fork_or_exec): Likewise.
25882 (expand_builtin_sync_operation): Likewise.
25883 (expand_builtin_compare_and_swap): Likewise.
25884 (expand_builtin_lock_test_and_set): Likewise.
25885 (expand_builtin_lock_release): Likewise.
25886 (expand_builtin): Likewise.
25887 (builtin_mathfn_code): Likewise.
25889 (fold_builtin_constant_p): Pass call arguments individually instead
25890 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
25891 accessors and constructors. Return NULL_TREE instead of 0.
25892 (fold_builtin_expect): Likewise.
25893 (fold_builtin_classify_type): Likewise.
25894 (fold_builtin_strlen): Likewise.
25895 (fold_builtin_nan): Likewise.
25896 (integer_valued_real_p): Likewise.
25897 (fold_trunc_transparent_mathfn): Likewise.
25898 (fold_fixed_mathfn): Likewise.
25899 (fold_builtin_cabs): Likewise.
25900 (fold_builtin_sqrt): Likewise.
25901 (fold_builtin_cbrt): Likewise.
25902 (fold_builtin_cos): Likewise.
25903 (fold_builtin_cosh): Likewise.
25904 (fold_builtin_tan): Likewise.
25905 (fold_builtin_sincos): Likewise.
25906 (fold_builtin_cexp): Likewise.
25907 (fold_builtin_trunc): Likewise.
25908 (fold_builtin_floor): Likewise.
25909 (fold_builtin_ceil): Likewise.
25910 (fold_builtin_round): Likewise.
25911 (fold_builtin_int_roundingfn): Likewise.
25912 (fold_builtin_bitop): Likewise.
25913 (fold_builtin_bswap): Likewise.
25914 (fold_builtin_logarithm): Likewise.
25915 (fold_builtin_hypot): Likewise.
25916 (fold_builtin_pow): Likewise.
25917 (fold_builtin_powi): Likewise.
25918 (fold_builtin_exponent): Likewise.
25919 (fold_builtin_memset): Likewise.
25920 (fold_builtin_bzero): Likewise.
25921 (fold_builtin_memory_op): Likewise.
25922 (fold_builtin_bcopy): Deleted; call site changed to invoke
25923 fold_builtin_memory_op directly.
25924 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
25925 (fold_builtin_strncpy): Likewise.
25926 (fold_builtin_memcmp): Likewise.
25927 (fold_builtin_strcmp): Likewise.
25928 (fold_builtin_strncmp): Likewise.
25929 (fold_builtin_signbit): Likewise.
25930 (fold_builtin_copysign): Likewise.
25931 (fold_builtin_isascii): Likewise.
25932 (fold_builtin_toascii): Likewise.
25933 (fold_builtin_isdigit): Likewise.
25934 (fold_builtin_fabs): Likewise.
25935 (fold_builtin_abs): Likewise.
25936 (fold_builtin_fmin_fmax): Likewise.
25937 (fold_builtin_carg): Likewise.
25938 (fold_builtin_classify): Likewise.
25939 (fold_builtin_unordered_cmp): Likewise.
25941 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
25942 New functions split out from fold_builtin_1.
25943 (fold_builtin_n): New.
25944 (fold_builtin_varargs): New.
25945 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
25947 (fold_call_expr): New.
25948 (build_function_call_expr): Rewrite to use new helper function.
25949 (fold_builtin_call_list): New.
25950 (build_call_expr): New.
25951 (fold_builtin_call_valist): New.
25952 (rewrite_call_expr): New.
25953 (validate_arg): New.
25954 (validate_arglist): Change parameter to be entire CALL_EXPR instead
25955 of an arglist. Change return type to bool. Use new CALL_EXPR
25958 (fold_builtin_strstr): Pass call arguments individually instead
25959 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
25960 accessors and constructors. Return NULL_TREE instead of 0.
25961 (fold_builtin_strchr): Likewise.
25962 (fold_builtin_strrchr): Likewise.
25963 (fold_builtin_strpbrk): Likewise.
25964 (fold_builtin_strcat): Likewise.
25965 (fold_builtin_strncat): Likewise.
25966 (fold_builtin_strspn): Likewise.
25967 (fold_builtin_strcspn): Likewise.
25968 (fold_builtin_fputs): Likewise.
25969 (fold_builtin_next_arg): Likewise.
25970 (fold_builtin_sprintf): Likewise.
25972 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
25973 NULL_RTX instead of 0.
25974 (expand_builtin_memory_chk): Likewise.
25975 (maybe_emit_chk_warning): Likewise.
25976 (maybe_emit_sprintf_chk_warning): Likewise.
25978 (fold_builtin_object_size): Pass call arguments individually instead
25979 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
25980 accessors and constructors. Return NULL_TREE instead of 0.
25981 (fold_builtin_memory_chk): Likewise.
25982 (fold_builtin_stxcpy_chk): Likewise.
25983 (fold_builtin_strncpy_chk): Likewise.
25984 (fold_builtin_strcat_chk): Likewise.
25985 (fold_builtin_strcat_chk): Likewise.
25986 (fold_builtin_strncat_chk): Likewise.
25987 (fold_builtin_sprintf_chk): Likewise.
25988 (fold_builtin_snprintf_chk): Likewise.
25989 (fold_builtin_printf): Likewise.
25990 (fold_builtin_vprintf): Likewise.
25992 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
25994 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
25995 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
25996 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
25997 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
25998 (fold_unary): Likewise.
25999 (fold_binary): Likewise.
26000 (fold_ternary): Remove CALL_EXPR case, since they are no longer
26001 ternary expressions.
26002 (fold): Add logic for tcc_vl_exp.
26003 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
26004 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
26005 (fold_build3_stat): Add assertion to flag broken interface for
26006 constructing CALL_EXPRs.
26007 (fold_build_call_list): New.
26008 (fold_build_call_list_initializer): New.
26009 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
26011 (fold_strip_sign_ops): Likewise.
26013 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
26014 Brooks Moses <brooks.moses@codesourcery.com>
26015 Lee Millward <lee.millward@codesourcery.com>
26017 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
26018 accessors and dump arguments explicitly.
26020 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
26022 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
26024 (print_call_name): Use new CALL_EXPR accessors.
26026 * print-tree.c (print_node): Add case tcc_vl_exp. Print
26027 CALL_EXPR arguments explicitly instead of as a list. Use
26028 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
26030 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
26031 (vrp_visit_stmt): Likewise.
26033 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
26034 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
26036 (force_move_till_expr): Likewise.
26038 * targhooks.c (default_external_stack_protect_fail): Use
26039 build_call_expr instead of build_function_call_expr.
26040 (default_hidden_stack_protect_fail): Likewise.
26042 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
26045 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
26046 and walk arguments explicitly.
26048 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
26049 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
26050 (expand_simple_operations): Likewise.
26051 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
26053 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
26054 of TREE_CODE_LENGTH.
26055 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
26057 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
26058 instead of TREE_CODE_LENGTH.
26060 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
26061 (tree_ic_transform): Likewise.
26062 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
26063 parameter instead of arglist. Fix callers.
26064 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
26065 (tree_stringops_transform): Likewise.
26066 (tree_indirect_call_to_profile): Likewise.
26067 (tree_stringops_values_to_profile): Likewise.
26069 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
26070 (eliminate_tail_call): Likewise.
26072 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
26074 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
26075 Use TREE_OPERAND_LENGTH and generalize to handle any number of
26077 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
26079 * omp-low.c (build_omp_barrier): Use build_call_expr.
26080 (lower_rec_input_clauses): Likewise.
26081 (lower_reduction_clauses): Likewise.
26082 (expand_parallel_call): Likewise.
26083 (maybe_catch_exception): Likewise.
26084 (expand_omp_for_generic): Likewise.
26085 (expand_omp_for_static_nochunk): Likewise.
26086 (expand_omp_sections): Likewise.
26087 (lower_omp_single_simple): Likewise.
26088 (lower_omp_single_copy): Likewise.
26089 (lower_omp_master): Likewise.
26090 (lower_omp_ordered): Likewise.
26091 (lower_omp_critical): Likewise.
26093 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
26094 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
26096 * tree-gimple.c (is_gimple_call_addr): Fix doc.
26097 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
26098 TREE_CODE_LENGTH. Add tcc_vl_exp case.
26100 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
26101 and generalize to handle any number of operands.
26102 (chrec_contains_undetermined): Likewise.
26103 (tree_contains_chrecs): Likewise.
26104 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
26106 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
26108 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
26109 fold_call_expr instead of fold_builtin.
26110 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
26111 match declarations there.
26112 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
26115 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
26116 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
26118 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
26119 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
26121 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
26124 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
26125 (execute_cse_sincos): Use new CALL_EXPR accessors.
26127 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
26129 * gimple-low.c (lower_function_body): Use build_call_expr.
26130 (lower_builtin_setjmp): Likewise.
26132 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
26133 (set_storage_via_libcall): Likewise.
26134 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
26135 instead of TREE_CODE_LENGTH.
26136 (expand_expr_real_1): Use new CALL_EXPR accessors.
26138 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
26139 generalize to handle any number of operands.
26140 (TB_parent_eq): Likewise.
26142 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
26143 (strip_builtin_expect): Likewise.
26145 * function.c (gimplify_parameters): Use build_call_expr.
26147 * tree-vectorizer.c (vect_is_simple_reduction): Use
26148 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
26150 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
26151 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
26153 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
26156 * gimplify.c (build_stack_save_restore): Use build_call_expr.
26157 (gimplify_decl_expr): Likewise.
26158 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
26159 Use new CALL_EXPR iterators.
26160 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
26161 (gimplify_modify_expr_to_memset): Likewise.
26162 (gimplify_variable_sized_compare): Likewise.
26163 (gimplify_omp_atomic_fetch_op): Likewise.
26164 (gimplify_omp_atomic_pipeline): Likewise.
26165 (gimplify_omp_atomic_mutex): Likewise.
26166 (gimplify_function_tree): Likewise.
26168 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
26169 (call_expr_flags): Likewise.
26170 (expand_call): Likewise.
26172 * except.c (expand_builtin_eh_return_data_regno): Pass entire
26173 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
26176 * coverage.c (create_coverage): Use build_call_expr.
26178 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
26179 (temp_call_expr_obstack): New.
26180 (pool_copy_list): Delete.
26181 (temp_copy_call_expr): New.
26182 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
26183 CALL_EXPR accessors. Get rid of special goo for copying argument
26184 lists and use temp_copy_call_expr instead.
26185 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
26186 CALL_EXPR accessors.
26187 (create_expression_by_pieces): Likewise. Use build_call_array
26188 to construct the result instead of fold_build3.
26189 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
26190 dealing with argument lists.
26191 (init_pre): Remove references to expression_node_pool and
26192 list_node_pool. Init temp_call_expr_obstack instead.
26193 (fini_pre): Remove references to expression_node_pool and
26196 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
26197 and walk arguments explicitly instead of as a list.
26199 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
26200 (mx_register_decls): Likewise.
26201 (mudflap_register_call): Likewise.
26202 (mudflap_finish_file): Likewise.
26204 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
26205 (ipa_callsite_compute_param): Likewise.
26207 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
26208 accessors and constructor.
26210 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
26211 accessors and constructor.
26212 (convert_tramp_reference): Likewise.
26213 (convert_call_expr): Likewise.
26214 (finalize_nesting_tree_1): Likewise.
26216 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
26219 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
26221 * tree-inline.c (initialize_inlined_parameters): Pass entire
26222 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
26224 (estimate_num_insns_1): Use new CALL_EXPR accessors.
26225 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
26227 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
26228 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
26229 (vectorizable_reduction): Likewise.
26230 (vectorizable_call): Use new CALL_EXPR iterators.
26231 (vectorizable_conversion): Use build_call_expr.
26232 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
26233 (vect_gen_widened_results_half): Use build_call_expr.
26234 (vect_setup_realignment): Likewise.
26235 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
26237 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
26238 (pass_through_call): Likewise.
26239 (compute_object_sizes): Likewise. Use fold_call_expr instead of
26242 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
26243 (tree_gen_pow2_profiler): Likewise.
26244 (tree_gen_one_value_profiler): Likewise.
26245 (tree_gen_ic_func_profiler): Likewise.
26246 (tree_gen_average_profiler): Likewise.
26247 (tree_gen_ior_profiler): Likewise.
26249 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
26250 (find_func_aliases): Use new CALL_EXPR accessors. Add case
26251 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
26253 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
26254 of TREE_CODE_LENGTH.
26256 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
26257 of TREE_CODE_LENGTH.
26259 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
26261 (convert_to_integer): Likewise.
26263 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
26266 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
26267 Brooks Moses <brooks.moses@codesourcery.com>
26268 Lee Millward <lee.millward@codesourcery.com>
26270 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
26272 * config/frv/frv.c (frv_expand_builtin): Likewise.
26273 * config/s390/s390.c (s390_expand_builtin): Likewise.
26275 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
26276 (sparc_expand_builtin): Use new CALL_EXPR accessors.
26278 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
26279 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
26280 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
26281 (ix86_expand_store_builtin): Likewise.
26282 (ix86_expand_unop_builtin): Likewise.
26283 (ix86_expand_unop1_builtin): Likewise.
26284 (ix86_expand_sse_compare): Likewise.
26285 (ix86_expand_sse_comi): Likewise.
26286 (ix86_expand_vec_init_builtin): Likewise.
26287 (ix86_expand_vec_ext_builtin): Likewise.
26288 (ix86_expand_vec_set_builtin): Likewise.
26289 (ix86_expand_builtin): Use new CALL_EXPR accessors.
26291 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
26292 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
26294 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
26295 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
26296 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
26298 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
26300 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
26301 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
26302 arglist. Use new CALL_EXPR accessors. Fix callers.
26303 (altivec_expand_abs_builtin): Likewise.
26304 (rs6000_expand_binop_builtin): Likewise.
26305 (altivec_expand_predicate_builtin): Likewise.
26306 (altivec_expand_lv_builtin): Likewise.
26307 (spe_expand_stv_builtin): Likewise.
26308 (altivec_expand_stv_builtin): Likewise.
26309 (rs6000_expand_ternop_builtin): Likewise.
26310 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
26311 (altivec_expand_st_builtin): Likewise.
26312 (altivec_expand_dst_builtin): Likewise.
26313 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
26314 arglist. Use new CALL_EXPR accessors. Fix callers.
26315 (altivec_expand_vec_set_builtin): Likewise.
26316 (altivec_expand_vec_ext_builtin): Likewise.
26317 (altivec_expand_builtin): Use new CALL_EXPR accessors.
26318 (spe_expand_builtin): Likewise.
26319 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
26320 arglist. Use new CALL_EXPR accessors. Fix callers.
26321 (spe_expand_evsel_builtin): Likewise.
26322 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
26323 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
26325 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
26326 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
26327 (arm_expand_unop_builtin): Likewise.
26328 (arm_expand_builtin): Use new CALL_EXPR accessors.
26330 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
26333 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire
26334 CALL_EXPR instead of arglist. Use new CALL_EXPR accessors.
26336 (bfin_expand_unop_builtin): Likewise.
26337 (bfin_expand_builtin): Use new CALL_EXPR accessors.
26339 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
26340 Brooks Moses <brooks.moses@codesourcery.com>
26341 Lee Millward <lee.millward@codesourcery.com>
26343 * c-semantics.c (build_stmt): Add internal diagnostic check.
26345 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
26346 accessors. Print arguments explicitly instead of as a list.
26348 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
26350 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
26351 (c_finish_omp_flish): Likewise.
26353 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
26354 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
26355 instead of TREE_CODE_LENGTH.
26356 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
26357 (c_warn_unused_result): Likewise.
26359 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26362 * doc/invoke.texi (Warning Options): Remove
26363 -Werror-implicit-function-declaration.
26364 (Wimplicit-function-declaration): Update description.
26365 * opts.c (common_handle_option): Move handling of -Werror=* to...
26366 (enable_warning_as_error): ...here.
26367 * opts.h (enable_warning_as_error): Declare.
26368 * c-decl.c (implicit_decl_warning): Unless
26369 -Wno-implicit-function-declaration is given, emit a pedwarn if
26370 -std=c99 or emit a warning if -Wimplicit-function-declaration.
26371 * c.opt (Wimplicit-function-declaration): Replace
26372 mesg_implicit_function_declaration with
26373 warn_implicit_function_declaration.
26374 * c-opts.c (c_common_handle_option):
26375 -Werror-implicit-function-declaration is exactly equal as
26376 -Werror=implicit-function-declaration.
26377 (set_Wimplicit): Replace mesg_implicit_function_declaration with
26378 warn_implicit_function_declaration.
26379 (c_common_post_options): -Wimplict-function-declaration is enabled
26380 by default by -std=c99, otherwise is disabled by default.
26381 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
26383 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
26385 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
26386 DECL on the rhs to a DECL on the lhs for debug info purposes if the
26387 former is ignored but not the latter.
26389 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
26391 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
26392 is made and the reference doesn't use the alias set of its type,
26393 do not create the temporary using that type.
26395 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
26397 * jump.c: Remove prototypes for delete_computation and
26398 delete_prior_computation.
26400 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
26402 * jump.c (get_label_after): Delete.
26403 (get_label_before, delete_computation, delete_jump,
26404 delete_prior_computation, follow_jumps): Move...
26405 * reorg.c (delete_computation, delete_prior_computation): ... here...
26406 (get_label_before, delete_jump): ... making these static ...
26407 (follow_jumps): ... and simplifying this since it only runs after
26409 * rtl.h (get_label_after, get_label_before, delete_jump,
26410 follow_jumps): Delete prototypes.
26412 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
26414 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
26416 2007-02-15 Nick Clifton <nickc@redhat.com>
26418 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
26419 order to prevent it from being munged by the target.
26421 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
26423 * config/i386/i386.md: Remove misleading comment.
26425 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
26427 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
26428 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
26431 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
26433 * tree-sra.c (instantiate_missing_elements): Canonicalize
26435 (sra_build_assignment): New.
26436 (generate_copy_inout, generate_element_copy,
26437 generate_element_zero, generate_one_element_init): Use it.
26439 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
26441 * tree-sra.c (instantiate_missing_elements): Canonicalize
26443 (sra_build_assignment): New.
26444 (generate_copy_inout, generate_element_copy,
26445 generate_element_zero, generate_one_element_init): Use it.
26447 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
26449 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
26452 2007-02-14 Joseph Myers <joseph@codesourcery.com>
26454 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
26455 types as aggregates not scalars.
26456 * function.c (assign_stack_temp_for_type): Likewise.
26458 2007-02-14 Roger Sayle <roger@eyesopen.com>
26459 Zdenek Dvorak <dvorakz@suse.cz>
26461 * tree-dump.c (dump_switch_p_1): Require exact match of the option
26464 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
26466 * passes.c (next_pass_1): Clear the next field of the copied
26469 2007-02-14 Richard Henderson <rth@redhat.com>
26471 * tree-sra.c (early_sra): New.
26472 (decl_can_be_decomposed_p): Deny va_list if early_sra.
26473 (tree_sra_early, pass_sra_early): New.
26474 * tree-pass.h (pass_sra_early): Declare.
26475 * passes.c (init_optimization_passes): Use it.
26477 2007-02-14 Richard Guenther <rguenther@suse.de>
26479 * flags.h (issue_strict_overflow_warning): Convert to a macro.
26481 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
26483 PR tree-optimization/30771
26484 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
26486 (vect_analyze_operations): Induction phis can now be marked as
26488 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
26489 Update documentation accordingly.
26491 2007-02-14 Nick Clifton <nickc@redhat.com>
26493 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
26494 most 3 arguments are supported.
26495 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
26497 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
26499 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
26500 Ensure dst->current is valid.
26502 2007-02-13 Paul Brook <paul@codesourcery.com>
26504 * config.gcc: Add arm*-*-uclinux-*eabi.
26505 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
26506 (SUBTARGET_EXTRA_LINK_SPEC): Define.
26507 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
26508 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
26509 (LINK_SPEC): Define.
26510 (LIB_SPEC): Define.
26511 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
26513 * config/arm/uclinux-eabi.h: New file.
26514 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
26515 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
26518 2007-02-13 Ian Lance Taylor <iant@google.com>
26520 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
26521 * flags.h (warn_strict_overflow): Declare.
26522 (enum warn_strict_overflow_code): Define.
26523 (issue_strict_overflow_warning): New static inline function.
26524 * opts.c (warn_strict_overflow): New variable.
26525 (common_handle_option): Handle OPT_Wstrict_overflow and
26526 OPT_Wstrict_overflow_.
26527 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
26529 * fold-const.c: Include intl.h.
26530 (fold_deferring_overflow_warnings): New static variable.
26531 (fold_deferred_overflow_warning): New static variable.
26532 (fold_deferred_overflow_code): New static variable.
26533 (fold_defer_overflow_warnings): New function.
26534 (fold_undefer_overflow_warnings): New function.
26535 (fold_undefer_and_ignore_overflow_warnings): New function.
26536 (fold_deferring_overflow_warnings_p): New function.
26537 (fold_overflow_warning): New static function.
26538 (make_range): Add strict_overflow_p parameter. Change all
26540 (extract_muldiv, extract_muldiv_1): Likewise.
26541 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
26542 tree_expr_nonnegative_p.
26543 (fold_negate_expr): Call fold_overflow_warning.
26544 (fold_range_test): Likewise.
26545 (fold_comparison): Likewise.
26546 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
26547 instead of tree_expr_nonnegative_p.
26548 (tree_expr_nonnegative_warnv_p): Rename from
26549 tree_expr_nonnegative_p, add strict_overflow_p parameter.
26550 (tree_expr_nonnegative_p): New function.
26551 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
26552 strict_overflow_p parameter.
26553 (tree_expr_nonzero_p): New function.
26554 * passes.c (verify_interpass_invariants): New static function.
26555 (execute_one_pass): Call it.
26556 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
26558 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
26559 (estimate_numbers_of_iterations): Likewise.
26560 (scev_probably_wraps_p): Likewise.
26561 * tree-ssa-ccp.c: Include "toplev.h".
26562 (evaluate_stmt): Defer fold overflow warnings until we know we are
26564 (struct fold_stmt_r_data): Add stmt field.
26565 (fold_stmt_r): Defer fold overflow warnings until we know we
26567 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
26568 (fold_stmt_inplace): Likewise.
26569 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
26570 (cleanup_control_expr_graph): Defer fold overflow warnings until
26571 we know we are going to optimize.
26572 * tree-cfg.c (fold_cond_expr_cond): Likewise.
26573 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
26575 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
26576 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
26577 * tree-ssa-loop-manip.c (create_iv): Likewise.
26578 * c-typeck.c (build_conditional_expr): Likewise.
26579 (build_binary_op): Likewise.
26580 * tree-vrp.c (vrp_expr_computes_nonzero): Call
26581 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
26582 (extract_range_from_unary_expr): Likewise.
26583 * simplify-rtx.c (simplify_const_relational_operation): Warn when
26584 assuming that signed overflow does not occur.
26585 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
26586 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
26587 (fold_defer_overflow_warnings): Declare.
26588 (fold_undefer_overflow_warnings): Declare.
26589 (fold_undefer_and_ignore_overflow_warnings): Declare.
26590 (fold_deferring_overflow_warnings_p): Declare.
26591 (tree_expr_nonzero_warnv_p): Declare.
26592 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
26593 of warning options.
26594 (Warning Options): Document -Wstrict-overflow.
26595 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
26596 (tree-ssa-ccp.o): Likewise.
26597 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
26598 (fold-const.o): Depend on intl.h.
26600 2007-02-13 Ian Lance Taylor <iant@google.com>
26602 PR middle-end/30751
26603 * lower-subreg.c (resolve_simple_move): Decompose subregs in
26606 2007-02-13 Stuart Hastings <stuart@apple.com>
26608 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
26610 2007-02-13 Richard Henderson <rth@redhat.com>
26612 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
26613 handled_component_p before looking for the indirect_ref.
26615 2007-02-13 Richard Henderson <rth@redhat.com>
26617 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
26618 remove flags clobber.
26619 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
26620 (bswaphi_lowpart): New.
26621 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
26622 remove TARGET_BSWAP test. Delete expander of the same name.
26624 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
26625 (expand_unop): Use them.
26627 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
26629 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
26630 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
26631 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
26632 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
26633 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
26634 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
26635 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
26636 assembler dialect choice from asm templates.
26638 2007-02-12 Richard Henderson <rth@redhat.com>
26640 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
26641 (fixuns_trunc<SSEMODEF>si2): Use it.
26642 * config/i386/sse.md (vec_setv4sf_0): Export.
26643 * config/i386/i386.c (ix86_build_const_vector): Export.
26644 (ix86_split_convert_uns_si_sse): Rename from
26645 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
26646 * config/i386/i386-protos.h: Update.
26648 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26651 * c-typeck.c (c_finish_return): Improve warning message.
26653 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26655 * alias.c (find_symbolic_term): Delete unused function.
26657 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
26659 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
26660 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
26661 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
26663 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
26665 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
26666 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
26667 the function, temporarily point the debug interface to the null one.
26669 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
26671 * dwarf2out.c (round_up_to_align): New static function.
26672 (field_byte_offset): Use it to round the offset.
26674 2007-02-12 Richard Henderson <rth@redhat.com>
26676 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
26677 (inswl_const): Export.
26679 2007-02-12 Richard Henderson <rth@redhat.com>
26681 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
26682 result mode of the libcall, convert back to outmode.
26684 2007-02-12 Roger Sayle <roger@eyesopen.com>
26686 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
26687 (bswapdi2): New define_expand to implement 32-bit implementation.
26689 2007-02-12 Nick Clifton <nickc@redhat.com>
26691 * doc/invoke.texi (Overall Options): Document --help=.
26692 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
26693 (cc1_options): Pass --help= on to cc1.
26694 (display_help): Add description of --help=.
26695 (process_command): Add code to handle --help=. Allow translated
26696 --help and --target-help switches to be passed on to compiler
26698 (main): Remove unused if statement.
26699 * opts.c (columns): Remove.
26700 (LEFT_COLUMN): Define.
26701 (wrap_help): Add columns argument.
26702 (print_filtered_help): Change parameters to be an include bitmask,
26703 an exclude bitmask, an any bitmask and the column width. Move the
26704 code to display the params list here. Add code to display the
26705 status of options rather than their descriptions if the quiet flag
26707 (print_specific_help): Change parameters to be an include bitmask,
26708 an exclude bitmask and an any bitmask. Move code to look up the
26709 column width here. Decide upon the title for an options listing.
26710 (common_handle_options): Add code to handle --help=. Adapt code
26711 for --help and --target-help to use the revised form of the
26712 print_specific_help function.
26713 (print_help): Delete.
26714 (print_param_help): Delete.
26715 (print_switch): Delete.
26716 * opts.h (cl_lang_count): Add prototype.
26717 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
26718 CL_MAX_OPTION_CLASS): New defines.
26719 * optc-gen.awk: Add construction of cl_lang_count.
26720 * c.opt: Add Warning attribute to warning options and Optimization
26721 attribute to optimization options.
26722 * common.opt: Likewise.
26724 Add -fhelp and -ftarget-help as aliases for the transformed --help
26725 and --target-help options.
26726 * opt-functions.awk: Add code to handle Warning and Optimization
26729 2007-02-12 Richard Henderson <rth@redhat.com>
26731 * config/alpha/constraints.md: New file.
26732 * config/alpha/alpha.c: Include tm-constrs.h.
26733 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
26734 alpha_extra_constraint): Remove.
26735 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
26736 * config/alpha/alpha-protos.h: Update.
26737 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
26738 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
26739 (EXTRA_CONSTRAINT): Remove.
26740 * config/alpha/alpha.md: Include constraints.md.
26741 (adddi splitter): Use satisfies_constraint_*.
26742 * config/alpha/predicates.md (add_operand): Likewise.
26743 (sext_add_operand, addition_operation): Likewise.
26745 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
26747 PR tree-optimization/29145
26748 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
26749 in our handling of restrict qualified pointers.
26751 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26754 * doc/invoke.texi (Wunused-value): Update description.
26755 (Wextra): Delete item.
26756 * opts.c (set_Wextra): Don't use the value of Wextra to set the
26757 value of Wunused-value.
26758 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
26759 (c_finish_stmt_expr): Don't check extra_warnings.
26760 (emit_side_effect_warnings): The caller is responsible to check
26763 2007-02-11 Roger Sayle <roger@eyesopen.com>
26764 Matt Thomas <matt@3am-software.com>
26766 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
26768 2007-02-11 Roger Sayle <roger@eyesopen.com>
26770 * simplify-rtx.c (simplify_relational_operation_1): Optimize
26771 comparisons of POPCOUNT against zero.
26772 (simplify_const_relational_operation): Likewise.
26774 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26776 * doc/invoke.texi (Wextra): Delete outdated paragraph.
26778 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26780 * dwarf2out.c (root_type): Delete unused function.
26782 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26784 * genattrtab.c (contained_in_p): Delete unused function.
26785 (write_expr_attr_cache): Likewise.
26787 2007-02-11 Jan Hubicka <jh@suse.cz>
26789 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
26792 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
26794 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
26795 to add the REG_EQ* note.
26796 * see.c (see_merge_one_use_extension): Likewise.
26797 * local-alloc.c (update_equiv_regs): Likewise. Also don't
26798 turn REG_EQUAL notes into REG_EQUIV notes if the target
26799 register may have more than one set.
26800 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
26801 * gcse.c (try_replace_reg): Likewise.
26802 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
26803 * calls.c (fixup_tail_calls): Likewise. Abort if there is
26804 more than one REG_EQUIV note.
26805 * reload1.c (gen_reload): Use set_unique_reg_note.
26807 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
26809 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
26810 (ix86_builtin_conversion): New function.
26812 2007-02-06 Mark Mitchell <mark@codesourcery.com>
26815 * tree.h (DECL_REPLACEABLE_P): New macro.
26816 * except.c (set_nothrow_function_flags): Likewise.
26818 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
26819 Ira Rosen <irar@il.ibm.com>
26820 Dorit Nuzman <dorit@il.ibm.com>
26822 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
26823 * targhooks.c (default_builtin_vectorized_conversion): New.
26824 * targhooks.h (default_builtin_vectorized_function): New declaration.
26825 * target.h (struct vectorize): Add builtin_conversion field.
26826 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
26827 stmt_vec_info_type value.
26828 (vectorizable_conversion): New declaration.
26829 * tree-vect-analyze.c (vect_analyze_operations): Add
26830 vectorizable_conversion call.
26831 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
26832 * tree-vect-transform.c (vectorizable_conversion): New function.
26833 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
26834 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
26836 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
26837 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
26838 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
26839 or ALTIVEC_BUILTIN_VCFSX.
26841 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26844 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
26845 CONST_DOUBLE and operand 0 is a hard register.
26846 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
26847 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
26848 is a hard floating-point register.
26850 2007-02-10 Richard Henderson <rth@redhat.com>
26851 Jakub Jelinek <jakub@redhat.com>
26852 Alexandre Oliva <aoliva@redhat.com>
26854 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
26855 * builtin-types.def (BT_WORD): Make unsigned.
26856 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
26857 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
26858 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
26859 * c-decl.c (grokdeclarator): Don't error if !have_tls.
26860 * c-parser.c (c_parser_omp_threadprivate): Likewise.
26861 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
26863 * expr.c (emutls_var_address): New.
26864 (expand_expr_real_1): Expand emulated tls.
26865 (expand_expr_addr_expr_1): Likewise.
26866 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
26867 * output.h (emutls_finish): Declare.
26868 * toplev.c (compile_file): Call it.
26869 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
26870 address before wrapping in CONST.
26871 * varasm.c (emutls_htab, emutls_object_type): New.
26872 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
26873 (get_emutls_object_name, get_emutls_object_type): New.
26874 (get_emutls_init_templ_addr, emutls_decl): New.
26875 (emutls_common_1, emutls_finish): New.
26876 (assemble_variable): When emulating tls, swap decls; generate
26877 constructor for the emutls objects.
26878 (do_assemble_alias): When emulating tls, swap decl and target name.
26879 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
26881 * varpool.c (decide_is_variable_needed): Look at force_output.
26882 Recurse for emulated tls.
26883 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
26884 with decide_is_variable_needed.
26885 * emutls.c: New file.
26886 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
26887 tls_object for real tls.
26889 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
26891 PR rtl-optimization/29599
26892 * reload1.c (eliminate_regs_in_insn): Take the destination
26893 mode into account when computing the offset.
26895 2007-02-09 Stuart Hastings <stuart@apple.com>
26896 Richard Henderson <rth@redhat.com>
26898 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
26899 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
26900 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
26901 fixuns_truncdfhi2): New.
26902 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
26903 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
26904 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
26905 (floatunssidf2): Allow nonimmediate source.
26906 * config/i386/sse.md (movdi_to_sse): New.
26907 (vec_concatv2di): Drop '*'.
26908 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
26909 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
26910 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
26912 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
26913 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
26914 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
26915 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
26916 (ix86_build_signbit_mask): Fix decl of v, refactor to call
26917 ix86_build_const_vector.
26918 (x86_emit_floatuns): Rewrite.
26920 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26922 * genautomata.c (longest_path_length): Delete unused function.
26923 (struct state): Delete unused longest_path_length.
26924 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
26925 (get_free_state): Delete unused.
26927 2007-02-09 Jan Hubicka <jh@suse.cz>
26929 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
26930 * doc/invoke.texi (inline-unit-growth): Update default value.
26932 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
26933 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
26934 (rebuild_cgraph_edges): Likewise.
26935 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
26936 (dump_cgraph_node): Dump frequencies.
26937 (cgraph_clone_edge): Add frequency scales.
26938 (cgraph_clone_node): Add freuqnecy.
26939 * cgraph.h (cgraph_edge): Add freuqnecy argument.
26940 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
26941 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
26942 * tree-pass.h (TODO_rebuild_frequencies): New constant.
26943 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
26944 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
26945 (save_inline_function_body): Likewise.
26946 * ipa-inline.c: inluce rtl.h
26947 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
26948 (cgraph_edge_badness): Use frequencies.
26949 (cgraph_decide_recursive_inlining): Update clonning.
26950 (cgraph_decide_inlining_of_small_function): Dump frequency.
26951 * predict.c (estimate_bb_frequencies): Export.
26952 * predict.h (estimate_bb_frequencies): Declare.
26953 * tree-inline.c (copy_bb): Watch overflows.
26954 (expand_call_inline): Update call of cgraph_create_edge.
26955 (optimize_inline_calls): Use TODO flags to update frequnecies.
26956 * passes.h: Include predict.h
26957 (init_optimization_passes): Move profile ahead.
26958 (execute_function_todo): Handle TODO_rebuild_frequencies.
26960 2007-02-09 Roger Sayle <roger@eyesopen.com>
26962 * config/alpha/alpha.c (emit_insxl): Force the first operand of
26963 the insbl or inswl pattern into a register.
26965 2007-02-09 Roger Sayle <roger@eyesopen.com>
26967 * config/ia64/ia64.md (bswapdi2): New define_insn.
26969 2007-02-09 Richard Henderson <rth@redhat.com>
26971 * config/i386/constraints.md (Ym): New constraint.
26972 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
26973 (movdi_1_rex64): Split sse and xmm general register moves from
26974 memory move alternatives. Use conditional register constraints.
26975 (movsf_1, movdf_integer): Likewise.
26976 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
26977 (movdf_integer_rex64): New.
26978 (pushsf_rex64): Fix output constraints.
26979 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
26980 (sse2_stored): Likewise.
26981 (sse2_storeq_rex64): New.
26982 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
26983 amd and not generic.
26984 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
26985 for optimize_size. Remove SF/DFmode hack.
26987 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
26989 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
26992 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
26993 Richard Sandiford <richard@codesourcery.com>
26995 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
26996 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
26997 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
26998 m68k/t-mlib to tmake_file.
26999 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
27000 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
27001 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
27002 Allow it to be cf or m68k. Set m68k_arch_family. If that
27003 variable is not empty, add t-$m68k_arch_family to tmake_file.
27004 Add t-mlibs to tmake_file.
27005 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
27006 * config/m68k/t-cf: New file.
27007 * config/m68k/t-m68k: Likewise.
27008 * config/m68k/t-mlibs: Likewise.
27009 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
27010 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
27011 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
27012 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
27013 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
27015 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
27016 (INSTALL_LIBGCC): Delete.
27017 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
27018 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
27019 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
27020 (M68K_MLIB_CPU): Define.
27021 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
27022 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
27023 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
27025 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
27026 Richard Guenther <rguenther@suse.de>
27028 PR middle-end/23361
27029 * fold-const.c (fold_comparison): Handle obfuscated comparisons
27030 against INT_MIN/INT_MAX.
27031 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
27032 file if a loop is removed.
27034 2007-02-09 Joseph Myers <joseph@codesourcery.com>
27036 * calls.c (store_one_arg): Pass correct alignment to
27037 emit_push_insn for non-BLKmode values.
27038 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
27039 unaligned stack slot via a suitably aligned slot.
27041 2007-02-08 DJ Delorie <dj@redhat.com>
27043 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
27045 (legal_subregs): Use unsigned char, make const.
27046 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
27048 2007-02-08 Paul Brook <paul@codesourcery.com>
27050 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
27051 special interworking needed.
27053 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
27055 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
27056 conditional to __SSE2__.
27057 (Entries below should have been added to first ChangeLog
27058 entry for amdfam10 dated 2007-02-05)
27059 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
27061 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
27063 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
27066 2007-02-08 DJ Delorie <dj@redhat.com>
27068 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
27069 * config/m32c/m32c.c (legal_subregs): New.
27070 (m32c_illegal_subreg_p): New.
27071 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
27072 unsupported subregs of hard regs.
27074 2007-02-08 Jan Hubicka <jh@suse.cz>
27076 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
27077 the same one; always update histograms.
27079 2007-02-08 Diego Novillo <dnovillo@redhat.com>
27081 * passes.c (init_optimization_passes): Tidy comment.
27083 2007-02-08 Roger Sayle <roger@eyesopen.com>
27085 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
27086 strip zero_extend, bswap and rotates from POCOUNT's argument.
27087 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
27088 zero_extend and rotates from PARITY's argument.
27089 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
27090 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
27091 of an integer constant at compile-time.
27093 2007-02-08 Diego Novillo <dnovillo@redhat.com>
27096 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
27098 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
27101 * tree-ssa-live.c (remove_unused_locals): Do not remove
27102 TREE_ADDRESSABLE variables.
27103 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
27104 * tree-ssa-operands.c (add_virtual_operand): Remove argument
27105 FOR_CLOBBER. Update all users.
27106 If VAR has an associated alias set, add a virtual operand for
27107 it if no alias is found to conflict with the memory reference.
27109 2007-02-07 Jan Hubicka <jh@suse.cz>
27110 Robert Kidd <rkidd@crhc.uiuc.edu>
27112 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
27114 2007-02-07 Ian Lance Taylor <iant@google.com>
27116 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
27118 2007-02-07 Roger Sayle <roger@eyesopen.com>
27120 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
27121 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
27122 tablejumpdi, movsi_to_cr_one): Remove constraints from
27123 define_expand's match_operands.
27125 2007-02-07 Roger Sayle <roger@eyesopen.com>
27127 * global.c (compute_regsets): Move declatation of "i" inside of
27128 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
27130 2007-02-07 Jakub Jelinek <jakub@redhat.com>
27133 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
27134 of INDIRECT_REF <RESULT_DECL>.
27136 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
27138 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
27139 Kaz Kojima <kkojima@gcc.gnu.org>
27142 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
27144 (sh_initialize_trampoline): Add parentheses to avoid a warning.
27146 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
27148 * doc/loop.texi: Document possibility not to perform disambiguation
27149 of loops with multiple latches.
27150 * cfgloopmanip.c (alp_enum_p): Removed.
27151 (add_loop): Handle subloops. Use get_loop_body_with_size.
27152 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
27153 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
27154 the new forwarder block.
27155 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
27156 Handle the case latch is NULL.
27157 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg
27158 modifications when marking loop exits.
27159 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
27161 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
27162 disambiguate_loops_with_multiple_latches.
27163 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
27164 before fix_loop_structure.
27165 * cfgloop.c: Include pointer-set.h and output.h.
27166 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
27167 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
27168 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
27169 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
27170 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
27171 disambiguate_multiple_latches, get_loop_body_with_size,
27172 disambiguate_loops_with_multiple_latches): New functions.
27173 (flow_loop_dump): Dump multiple latch edges.
27174 (flow_loop_nodes_find): Handle loops with multiple latches.
27175 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
27176 (glb_enum_p): Modified.
27177 (get_loop_body): Use get_loop_body_with_size.
27178 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
27179 (AVOID_CFG_MODIFICATIONS): New constant.
27180 (disambiguate_loops_with_multiple_latches, add_loop,
27181 get_loop_body_with_size): Declare.
27182 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
27184 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
27186 PR inline-asm/28686
27187 * global.c (compute_regsets): New function.
27188 (global_alloc): Refactored ELIMINABLE_REGSET
27189 and NO_GLOBAL_ALLOC_REGS computation out.
27190 (rest_of_handle_global_alloc): Call compute_regsets()
27191 for non-optimizing case.
27193 2007-02-06 Richard Henderson <rth@redhat.com>
27195 * config/i386/constraints.md (Y2): Rename from Y.
27196 (Yi): New constraint.
27197 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
27198 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
27199 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
27200 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
27201 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
27202 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
27203 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
27204 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
27205 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
27206 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
27207 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
27208 vec_extractv2si_1): Change Y constraints to Y2.
27209 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
27210 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
27211 Change Y constraints to Y2.
27212 (sse2_loadld): Change Y constraints to x.
27214 2007-02-06 Roger Sayle <roger@eyesopen.com>
27216 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
27217 (parity<mode>2): New define_expand using rs6000_emit_parity.
27218 * config/rs6000/rs6000.c (rs6000_emit_popcount,
27219 rs6000_emit_parity): New functions.
27220 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
27221 rs6000_emit_parity): Prototype here.
27223 2007-02-06 Ian Lance Taylor <iant@google.com>
27225 * lower-subreg.c (simple_move_operand): Reject CONST.
27226 (resolve_clobber): Call validate_change rather than directly
27227 assigning to XEXP (pat, 0).
27229 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
27231 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
27232 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
27233 (tree-cfg.o): Remove hashtab.h dependency.
27235 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
27236 (struct ivopts_data): Change niters to pointer_map_t.
27237 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
27238 (niter_for_exit): Create pointer_map on demand. Change for
27240 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
27241 (free_loop_data): Destroy data->niters if created and reset field.
27242 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
27243 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
27245 * tree-ssa-reassoc.c: Include pointer-set.h.
27246 (bb_rank): Change to long *.
27247 (operand_rank): Change to pointer_map_t.
27248 (find_operand_rank): Return long, -1 if not found. Declare as inline.
27249 (insert_operand_rank): Accept long.
27250 (operand_entry_hash, operand_entry_eq): Remove.
27251 (get_rank): Return long. Adjust for changes above.
27252 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
27254 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
27256 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
27257 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
27258 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
27260 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
27261 directly since it cannot be NULL.
27262 (get_vi_for_tree): Rewrite for pointer_map API.
27263 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
27264 (init_alias_vars): Create vi_for_tree as pointer_map.
27265 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
27267 * tree-cfg.c: Don't include hashtab.h.
27268 (edge_to_cases): Declare as pointer_map.
27269 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
27271 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
27272 (start_recording_case_labels): Create edge_to_cases as pointer_map.
27273 (end_recoding_case_labels): Cleanup edge_to_cases manually before
27275 (record_switch_edge): Delete.
27276 (get_cases_for_edge): Adjust for pointer_map API, inline
27277 record_switch_edge (rewritten for new API), remove goto.
27279 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
27281 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
27282 * tree-nested.c: Include pointer-set.h.
27283 (var_map_elt, var_map_eq, var_map_hash): Delete.
27284 (struct nesting_info): Remove GTY marker. Change the two htab_t's
27285 to pointer_map_t's.
27286 (nesting_info_bitmap_obstack): New.
27287 (lookup_field_for_decl): Adjust for pointer_map API.
27288 (lookup_tramp_for_decl): Adjust for pointer_map API.
27289 (get_nonlocal_debug_decl): Adjust for pointer_map API.
27290 (get_local_debug_decl): Adjust for pointer_map API.
27291 (convert_nl_goto_reference): Adjust for pointer_map API.
27292 (convert_nl_goto_receiver): Adjust for pointer_map API.
27293 (create_nesting_tree): Create outside GGC space. Create bitmap on
27294 the new obstack. Create field_map and var_map as pointer_maps.
27295 (free_nesting_tree): Adjust for changes to create_nesting_tree.
27297 (lower_nested_functions): Move root here, no need to NULL it.
27298 Initialize and release the obstack.
27300 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
27302 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
27303 Remove prototypes and make them non-static.
27304 (struct tree_int_map): Remove.
27305 * tree.h (struct tree_int_map): Move here, turning TO into an
27307 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
27309 * tree.h (TREE_COMPLEXITY): Remove.
27310 (struct tree_exp): Remove complexity field.
27311 * tree.c (build1_stat): Don't set it.
27313 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
27314 Victor Kaplansky <victork@il.ibm.com>
27316 * tree-vectorizer.c (vect_is_simple_use): Support induction.
27317 (vect_is_simple_reduction): Support reduction with induction as
27318 one of the operands.
27319 (vect_is_simple_iv_evolution): Fix formatting.
27320 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
27321 formatting. Don't mark induction phis for vectorization.
27322 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
27323 * tree-vect-transform.c (get_initial_def_for_induction): New function.
27324 (vect_get_vec_def_for_operand): Support induction.
27325 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
27327 (vectorizable_reduction): Support reduction with induction as one of
27329 (vectorizable_type_demotion): Use def-type of stmt argument rather
27330 than dummy def-type.
27332 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
27333 flag_tree_scev_cprop.
27334 * common.opt (tree-scev-cprop): New flag.
27336 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
27337 call to vect_get_new_vect_var.
27339 2007-02-06 Ira Rosen <irar@il.ibm.com>
27341 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
27342 vectype is not NULL.
27343 (vect_pattern_recog_1): Likewise.
27345 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27347 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
27348 (fold_negate_expr): Likewise.
27350 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
27353 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
27354 even if cv-qualification is the same.
27356 2007-02-05 Geoffrey Keating <geoffk@apple.com>
27358 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
27359 __enable_execute_stack on completion.
27361 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
27363 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
27364 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
27365 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
27366 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
27367 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
27368 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
27369 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
27370 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
27372 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
27374 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
27375 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
27376 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
27377 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
27378 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
27379 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
27380 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
27381 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
27382 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
27383 umuldi3_highpart_rex64, umulsi3_highpart_insn,
27384 umulsi3_highpart_zext, smuldi3_highpart_rex64,
27385 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
27386 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
27387 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
27388 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
27389 sqrtextenddfxf2_i387): Added amdfam10_decode.
27391 * config/i386/athlon.md (athlon_idirect_amdfam10,
27392 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
27393 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
27394 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
27395 athlon_ivector_store_amdfam10): New define_insn_reservation.
27396 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
27399 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
27401 * config/i386/athlon.md (athlon_call_amdfam10,
27402 athlon_pop_amdfam10, athlon_lea_amdfam10): New
27403 define_insn_reservation.
27404 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
27405 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
27406 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
27408 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
27410 * config/i386/athlon.md (athlon_sseld_amdfam10,
27411 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
27412 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
27414 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
27416 * config/i386/athlon.md (athlon_sseins_amdfam10): New
27417 define_insn_reservation.
27418 * config/i386/i386.md (sseins): Added sseins to define_attr type
27419 and define_attr unit.
27420 * config/i386/sse.md: Set type attribute to sseins for insertq
27423 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
27425 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
27426 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
27427 ssecomi_load_amdfam10, ssecomi_amdfam10,
27428 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
27429 define_insn_reservation.
27430 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
27432 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
27434 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
27435 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
27436 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
27437 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
27438 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
27439 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
27440 define_insn_reservation.
27442 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
27443 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
27444 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
27445 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
27446 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
27448 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
27450 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
27451 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
27452 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
27453 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
27454 athlon_ssemul_load_k8): Added amdfam10.
27456 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
27458 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
27459 (x86_sse_unaligned_move_optimal): New variable.
27461 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
27463 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
27464 for unaligned vector SSE double/single precision loads for AMDFAM10.
27466 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
27468 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
27469 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
27470 Define TARGET_CPU_DEFAULT_amdfam10.
27471 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
27472 (processor_type): Add PROCESSOR_AMDFAM10.
27474 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
27475 processor_type in config/i386/i386.h.
27476 Enable imul peepholes for TARGET_AMDFAM10.
27478 * config.gcc: Add support for --with-cpu option for amdfam10.
27480 * config/i386/i386.c (amdfam10_cost): New variable.
27481 (m_AMDFAM10): New macro.
27482 (m_ATHLON_K8_AMDFAM10): New macro.
27483 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
27484 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
27485 x86_promote_QImode, x86_integer_DFmode_moves,
27486 x86_partial_reg_dependency, x86_memory_mismatch_stall,
27487 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
27488 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
27489 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
27490 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
27491 Enable/disable for amdfam10.
27492 (override_options): Add amdfam10_cost to processor_target_table.
27493 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
27494 processor_alias_table.
27495 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
27496 (ix86_adjust_cost): Add code for amdfam10.
27498 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
27500 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
27501 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
27502 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
27503 * config/i386/i386.h: Add builtin definition for SSE4A.
27504 * config/i386/i386.md: Add support for ABM instructions
27505 (popcnt and lzcnt).
27506 * config/i386/sse.md: Add support for SSE4A instructions
27507 (movntss, movntsd, extrq, insertq).
27508 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
27509 Add -march=amdfam10 flag.
27510 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
27511 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
27513 * doc/extend.texi: Add documentation for SSE4A builtins.
27515 2007-02-05 Bob Wilson <bob.wilson@acm.org>
27517 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
27519 2007-02-05 Richard Guenther <rguenther@suse.de>
27521 * tree-vectorizer.h (vectorizable_function): Add argument type
27522 argument, change return type.
27523 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
27524 * tree-vect-transform.c (vectorizable_function): Handle extra
27525 argument, return vectorized function decl.
27526 (build_vectorized_function_call): Remove.
27527 (vectorizable_call): Handle calls with result and argument types
27528 differing. Handle loop vectorization factor correctly.
27529 * targhooks.c (default_builtin_vectorized_function): Adjust for
27531 * targhooks.h (default_builtin_vectorized_function): Likewise.
27532 * target.h (builtin_vectorized_function): Add argument type
27534 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
27535 extra argument, allow vectorizing of lrintf.
27536 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
27537 documentation of target hook.
27539 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
27542 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
27543 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
27544 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
27546 2007-02-05 Roger Sayle <roger@eyesopen.com>
27548 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
27549 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
27550 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
27551 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
27552 before canonicalizing sincos to cexpi.
27553 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
27555 2007-02-05 Roger Sayle <roger@eyesopen.com>
27557 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
27558 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
27559 (alpha_init_builtins): Use alpha_add_builtins to process tables.
27561 2007-02-05 Roger Sayle <roger@eyesopen.com>
27563 * mips-tfile.c (initialize_init_file): Correct endianness test.
27565 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
27567 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
27568 the 'y' constraint.
27570 2007-02-05 Richard Sandiford <richard@codesourcery.com>
27572 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
27573 saves in a PARALLEL before the register assignments.
27575 2007-02-05 Richard Sandiford <richard@codesourcery.com>
27577 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
27578 DWARF_FRAME_RETURN_COLUMN to be a general register.
27579 * dwarf2out.c (init_return_column_size): New function, split from...
27580 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
27581 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
27582 to be nongeneral registers.
27583 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
27585 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
27586 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
27588 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
27590 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
27592 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
27594 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
27595 (remove_path): Use can_remove_branch_p and remove_branch instead
27596 of loop_delete_branch_edge.
27597 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
27598 (tree_transform_and_unroll_loop): Remove dead branches immediately.
27599 Update profile using scale_dominated_blocks_in_loop.
27600 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
27601 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
27602 (can_remove_branch_p, remove_branch): Declare.
27603 * tree-cfg.c (tree_can_remove_branch_p): New function.
27604 (tree_cfg_hooks): Add tree_can_remove_branch_p.
27605 * cfgrtl.c (rtl_can_remove_branch_p): New function.
27606 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
27608 2007-02-05 Jan Hubicka <jh@suse.cz>
27610 PR middle-end/30696
27611 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
27612 nodes in cgraph, don't remove offline copy of the function.
27614 2007-02-04 Jan Hubicka <jh@suse.cz>
27616 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
27617 vectors might cause maybe_lookup_element_for_expr to be called
27618 on non-sra-candidate.
27620 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
27622 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
27623 config/bfin/bfin.md, config/bfin/predicates.md: Follow
27624 spelling conventions.
27626 2007-02-04 Richard Guenther <rguenther@suse.de>
27628 PR middle-end/30636
27629 * fold-const.c (try_move_mult_to_index): Make sure to not
27630 overflow one dimension of a multi-dimensional array access.
27632 2007-02-04 Jan Hubicka <jh@suse.cz>
27634 * passes.c (init_optimization_passes): Reindent.
27636 2007-02-04 Jan Hubicka <jh@suse.cz>
27637 Eric Botcazou <ebotcazou@adacore.com>
27639 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
27640 (execute_fixup_cfg): Break out the abnormal goto code.
27641 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
27642 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
27643 (optimize_inline_calls): Call make_nonlocal_label_edges.
27645 2007-02-04 Jan Hubicka <jh@suse.cz>
27647 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
27648 true when something was changed.
27649 (rename_ssa_copies): When something was changed, do
27650 TODO_remove_unused_locals.
27651 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
27652 add TODO_remove_unused_locals when instruction was removed.
27654 2007-02-04 Jan Hubicka <jh@suse.cz>
27656 * ipa-inline.c (try_inline): Improve debug output; work on already
27658 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
27659 call try_inline for already inlined edges too when flattening;
27660 inline also functions that make callee growth but overall unit size
27663 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
27665 * config/m32c/bitops.md, config/m32c/jump.md,
27666 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
27667 config/m32r/m32r.h, config/m32r/m32r.md,
27668 config/m32r/predicates.md, config/m68hc11/larith.asm,
27669 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
27670 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
27671 config/mips/mips-protos.h, config/mips/mips.c,
27672 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
27673 config/mn10300/mn10300.h, config/mn10300/predicates.md,
27674 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
27675 spelling conventions.
27677 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
27678 Follow spelling conventions.
27680 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
27682 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
27683 warn about C++0x compatibility.
27685 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
27687 * config/h8300/h8300.c, config/h8300/h8300.h,
27688 config/h8300/h8300.md: Follow spelling conventions.
27690 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
27692 PR middle-end/30667
27693 * combine.c (try_combine): Do not substitute source operand
27694 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
27696 2007-02-03 Jan Hubicka <jh@suse.cz>
27698 PR gcov-profile/30650
27699 * value-prof.c (stringop_block_profile): Fix handling of size counter;
27700 do not divide by zero for never executed counters.
27701 (tree_find_values_to_profile): Fix counters.
27702 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
27704 2007-02-03 Ian Lance Taylor <iant@google.com>
27706 * lower-subreg.c (simple_move_operand): New static function,
27707 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
27709 (simple_move): Call simple_move_operand.
27710 (find_decomposable_subregs): Add special handling of MEMs.
27711 (can_decompose_p): Rename from cannot_decompose_p. Reverse
27712 meaning of return value. If we see a hard register, test whether
27713 it can store a word_mode value. Change all callers.
27715 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27717 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
27718 ftrapv insns and expanders.
27719 (subdi3): Change define_expand operand 1 to arith11_operand, and
27720 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
27721 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
27722 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
27725 PR middle-end/30174
27726 * varasm.c (notice_global_symbol): Treat global objects as weak when
27727 flag_shlib is true.
27729 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27731 * emit-rtl.c (dconstpi): Delete.
27732 (dconstsqrt2): New.
27733 (init_emit_once): Delete dconstpi and init dconstsqrt2.
27734 * real.h (dconstpi): Delete.
27735 (dconstsqrt2): New.
27736 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
27737 (fold_builtin_hypot): Likewise.
27739 2007-02-03 Tom Tromey <tromey@redhat.com>
27742 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
27743 -gcoff3, -gxcoff3, -gvms3 implies -dD.
27745 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
27747 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
27748 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
27749 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
27750 config/rs6000/cell.md, config/rs6000/darwin.h,
27751 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
27752 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
27753 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
27754 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
27755 typos. Follow spelling conventions.
27756 * doc/invoke.texi: Follow spelling conventions.
27758 2007-02-03 Roger Sayle <roger@eyesopen.com>
27760 * simplify-rtx.c (simplify_relational_operation_1): Implement some
27761 canonicalization transformations that attempt to simplify integer
27762 constant comparisons to become comparisons against zero.
27764 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27766 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
27768 * fold-const.c (fold_binary): Fix comment typos. Fold complex
27769 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
27771 2007-02-02 Mike Stump <mrs@apple.com>
27773 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
27774 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
27775 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
27776 generate a branch island.
27778 2007-02-02 Bob Wilson <bob.wilson@acm.org>
27780 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
27781 (xtensa_legitimate_address_p): New.
27782 (xtensa_legitimize_address): New.
27783 (xtensa_output_addr_const_extra): New.
27784 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
27786 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
27787 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
27788 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
27789 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
27790 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
27791 (xtensa_legitimize_address): New.
27792 (xtensa_output_addr_const_extra): New.
27794 2007-02-02 Steve Ellcey <sje@cup.hp.com>
27796 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
27798 2007-02-02 Ian Lance Taylor <iant@google.com>
27800 * expmed.c (expand_divmod): Add comment.
27802 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
27804 * emit-rtl.c (renumber_insns): Remove.
27805 * flags.h: Remove the extern for flag_renumber_insns.
27806 * rtl.h: Remove the prototype for renumber_insns.
27807 * toplev.c (flag_renumber_insns): Remove.
27809 2007-02-02 Hui-May Chang <hm.chang@apple.com>
27811 Revert for x86 darwin:
27812 2005-06-19 Uros Bizjak <uros@kss-loka.si>
27814 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
27815 code before the following patch under TARGET_MACHO.
27816 (ix86_function_value_regno_p): Likewise.
27818 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27820 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
27823 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
27826 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory
27827 loads to general or fp registers. Add comments.
27828 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
27830 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
27832 * pointer-set.c (insert_aux): Only return insertion slot.
27833 (pointer_set_insert): Adjust.
27834 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
27835 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
27836 pointer_map_traverse): New.
27837 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
27838 pointer_map_create, pointer_map_destroy, pointer_map_insert,
27839 pointer_map_contains, pointer_map_traverse): Declare.
27841 2007-02-02 Jakub Jelinek <jakub@redhat.com>
27843 PR middle-end/30473
27844 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
27845 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
27847 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
27849 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
27851 (struct _dep): New type.
27852 (dep_t): New typedef.
27853 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
27854 (DEP_STATUS): New access macro. The macro with the same name was
27855 renamed to DEP_LINK_STATUS.
27856 (dep_init): Declare function
27858 (struct _dep_link): New type.
27859 (dep_link_t): New typedef.
27860 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
27861 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
27862 (DEP_LINK_STATUS): New macro.
27863 (debug_dep_links): New debug function.
27865 (struct _deps_list): New type.
27866 (deps_list_t): New typedef.
27867 (DEPS_LIST_FIRST): New access macro.
27868 (FOR_EACH_DEP_LINK): New cycle macro.
27869 (create_deps_list, free_deps_list, delete_deps_list): Declare
27871 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
27872 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
27873 (copy_deps_list_change_con): Ditto.
27875 (move_dep_link): Declare function.
27877 (struct _dep_node): New type.
27878 (dep_node_t): New typedef.
27879 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
27881 (struct haifa_insn_data.back_deps): New field to hold backward
27882 dependencies of the insn.
27883 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
27885 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
27886 Change its type to deps_list_t.
27887 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
27888 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
27889 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
27891 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
27893 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
27895 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration
27897 (dep_cost): Declare.
27899 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
27900 (ds_to_dk, dk_to_ds): New functions.
27902 (init_dep_1): New static function.
27903 (init_dep): New function.
27904 (copy_dep): New static function.
27906 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
27908 (detach_dep_link): New static function.
27909 (move_dep_link): New function.
27911 (dep_links_consistent_p, dump_dep_links): New static functions.
27912 (debug_dep_links): New debugging function.
27914 (deps_obstack, dl_obstack, dn_obstack): New static variables.
27916 (alloc_deps_list, init_deps_list): New static functions.
27917 (create_deps_list): New function.
27918 (clear_deps_list): New static function.
27919 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
27920 (deps_list_consistent_p, dump_deps_list): New static functions.
27921 (debug_deps_list): New function.
27922 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
27924 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
27926 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
27927 use new scheduler dependencies lists.
27928 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
27929 (sched_analyze): Ditto. Initialize dependencies lists.
27930 (add_forw_dep, compute_forward_dependences): Update to use new
27931 scheduler dependencies lists.
27933 (init_dependency_caches): Init deps_obstack.
27934 (free_dependency_caches): Free deps_obstack.
27936 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
27937 new scheduler dependencies lists.
27938 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
27939 (add_back_forw_dep, delete_back_forw_dep): Ditto.
27941 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
27942 Update to use new scheduler dependencies lists.
27943 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
27944 (debug_dependencies): Ditto.
27945 (schedule_region): Update comments.
27947 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
27948 scheduler dependencies lists.
27949 (schedule_ebb): Update comments.
27951 * rtl.def (DEPS_LIST): Remove.
27953 * lists.c (unused_deps_list): Remove.
27954 (free_list): Update assertions.
27956 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
27957 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
27959 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
27960 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
27962 * haifa-sched.c (comments): Update.
27963 (insn_cost1): Remove. Inline the code into insn_cost ().
27964 (insn_cost): Update to use new scheduler dependencies lists. Move
27965 processing of the dependency cost to dep_cost ().
27966 (dep_cost): New function. Use it instead of insn_cost () when
27967 evaluating cost of the dependency. Use compatible interface to
27968 interact with the target.
27969 (priority): Update to use new scheduler dependencies lists.
27970 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
27971 with greater number of insns that depend on the insn.
27972 (schedule_insn): Update to use new scheduler dependencies lists. Add
27973 code to free backward dependencies lists. Inline and optimize code
27974 from resolve_dep () - see PR28071.
27975 (ok_for_early_queue_removal): Update to use new scheduler dependencies
27976 lists. Update call to targetm.sched.is_costly_dependence hook.
27978 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
27979 scheduler dependencies lists.
27981 (resolve_dep): Remove. Move the logic to schedule_insn ().
27982 (init_h_i_d): Initialize dependencies lists.
27984 (process_insn_depend_be_in_spec): Rename to
27985 process_insn_forw_deps_be_in_spec. Update to use new scheduler
27986 dependencies lists.
27987 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
27988 Update to use new scheduler dependencies lists.
27989 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
27991 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
27992 new scheduler dependencies lists.
27993 (build_intra_loop_deps): Ditto.
27995 * target.h (struct _dep): Declare to use in
27996 gcc_target.sched.is_costly_dependence.
27997 (struct gcc_target.sched.adjust_cost): Fix typo.
27998 (struct gcc_target.sched.is_costly_dependence): Change signature to
27999 use single dep_t parameter instead of an equivalent triad.
28000 (struct gcc_target.sched.adjust_cost_2): Remove.
28002 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
28004 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
28006 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
28008 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
28010 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
28011 (REG_DEP_TRUE): Document.
28013 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
28014 Change signature to correspond to the targetm.sched.adjust_cost hook.
28015 Update use in TARGET_SCHED_ADJUST_COST_2.
28016 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
28017 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
28018 new scheduler dependencies lists.
28019 (ia64_gen_check): Ditto.
28021 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new
28022 scheduler dependencies lists.
28024 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
28025 signature to correspond to the targetm.sched.is_costly_dependence hook.
28026 (is_costly_group): Update to use new scheduler dependencies lists.
28028 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
28029 instead of INSN_COST () macro.
28031 2007-02-01 Ian Lance Taylor <iant@google.com>
28033 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
28035 2007-02-01 Guy Martin <gmsoft@gentoo.org>
28037 * pa.md (tp_load): Correct mfctl instruction syntax.
28039 2007-02-01 Geoffrey Keating <geoffk@apple.com>
28041 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
28042 altivec_padding_size calculation on AIX. Improve comment, add
28043 assert to verify that it's right.
28045 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
28048 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
28050 PR inline-asm/28686
28051 * global.c (global_alloc): Add mising initialization of
28054 2007-02-01 Roger Sayle <roger@eyesopen.com>
28056 * alias.c (init_alias_analysis): Correct whitespace.
28057 * bb-reorder.c (fix_edges_for_rarely_executed_code,
28058 partition_hot_cold_basic_blocks): Likewise.
28059 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
28060 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
28061 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
28062 fold_builtin_snprintf_chk, fold_builtin_printf,
28063 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
28064 do_mpfr_arg3, do_mpfr_sincos): Likewise.
28065 * cfgcleanup.c (cleanup_cfg): Likewise.
28066 * cfgexpand.c (tree_expand_cfg): Likewise.
28067 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
28068 * function.c (get_next_funcdef_no): Likewise.
28069 * gengtype.c (main): Likewise.
28070 * genmodes.c (main): Likewise.
28071 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
28072 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
28073 * ifcvt.c (noce_emit_move_insn): Likewise.
28074 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
28076 * stor-layout.c (get_best_mode): Likewise.
28077 * tree-ssa-loop-niter.c (get_val_for): Likewise.
28078 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
28079 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
28080 perform_var_substitution, solve_graph): Likewise.
28081 * tree-vrp.c (vrp_finalize): Likewise.
28083 2007-02-01 Ian Lance Taylor <iant@google.com>
28085 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
28086 high part of a paradoxical subreg, return a constant zero.
28088 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
28090 * toplev.c (lang_dependent_init): Call init_set_costs.
28091 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
28093 2007-02-01 Richard Guenther <rguenther@suse.de>
28095 PR middle-end/30656
28096 * fold-const.c (fold_negate_expr): Allow negating a
28097 constant if overflow does not change.
28099 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
28101 * doc/c-tree.texi (Expression trees): Improve markup.
28102 * doc/tm.texi (Register Classes, Addressing Modes)
28103 (Floating Point): Fix spacing after abbreviations. Fix some
28106 2007-02-01 Ben Elliston <bje@au.ibm.com>
28108 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
28109 * doc/contrib.texi: Likewise.
28110 * doc/install.texi: Likewise.
28112 2007-01-31 Richard Henderson <rth@redhat.com>
28113 Ian Lance Taylor <iant@google.com>
28115 * lower-subreg.c: New file.
28116 * rtl.def (CONCATN): Define.
28117 * passes.c (init_optimization_passes): Add pass_lower_subreg and
28118 pass_lower_subreg2.
28119 * emit-rtl.c (update_reg_offset): New static function, broken out
28120 of gen_rtx_REG_offset.
28121 (gen_rtx_REG_offset): Call update_reg_offset.
28122 (gen_reg_rtx_offset): New function.
28123 * regclass.c: Revert patch of 2006-03-05, restoring
28125 (clear_reg_info_regno): New function.
28126 * dwarf2out.c (concatn_loc_descriptor): New static function.
28127 (loc_descriptor): Handle CONCATN.
28128 * common.opt (fsplit_wide_types): New option.
28129 * opts.c (decode_options): Set flag_split_wide_types when
28131 * timevar.def (TV_LOWER_SUBREG): Define.
28132 * rtl.h (gen_reg_rtx_offset): Declare.
28133 (reg_scan_update): Declare.
28134 * regs.h (clear_reg_info_regno): Declare.
28135 * tree-pass.h (pass_lower_subreg): Declare.
28136 (pass_lower_subreg2): Declare.
28137 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
28138 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
28139 -fsplit-wide-types.
28140 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
28141 * Makefile.in (OBJS-common): Add lower-subreg.o.
28142 (lower-subreg.o): New target.
28144 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
28146 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
28148 2007-01-31 Anatoly Sokolov <aesok@post.ru>
28151 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
28153 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
28155 PR middle-end/29335
28156 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
28158 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
28160 * cfgloop.h: Include vec-prim.h.
28161 (enum li_flags): Remove LI_ONLY_OLD.
28162 (loop_iterator): Changed.
28163 (fel_next, fel_init): Iterate over loop tree.
28164 (FOR_EACH_LOOP_BREAK): New macro.
28165 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
28167 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
28168 * modulo-sched.c (sms_schedule): Ditto.
28169 * tree-vectorizer.c (vectorize_loops): Ditto.
28170 * doc/loop.texi: Update information on loop numbering and behavior of
28171 FOR_EACH_LOOP wrto new loops.
28172 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
28173 add_to_evolution_1): Test nestedness of loops instead of comparing
28175 * tree-chrec.c (chrec_fold_plus_poly_poly,
28176 chrec_fold_multiply_poly_poly, chrec_evaluate,
28177 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
28178 reset_evolution_in_loop): Ditto.
28179 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
28181 2007-01-31 Dirk Mueller <dmueller@suse.de>
28183 * c-common.c (warn_about_parentheses): Separate warning about
28184 un-parenthized sequence of comparison operators from the one
28185 which is supposed to warn about x <= y <= z.
28187 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
28189 * optabs.h (enum optab_index): Add new OTI_isinf.
28190 (isinf_optab): Define corresponding macro.
28191 * optabs.c (init_optabs): Initialize isinf_optab.
28192 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
28194 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
28195 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
28197 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
28198 expand_builtin_interclass_mathfn.
28199 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
28200 * config/i386/i386.md (UNSPEC_FXAM): New constant.
28201 (fxam<mode>2_i387): New insn pattern.
28202 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
28203 built-in functions as x87 inline asm.
28205 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
28207 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
28209 2007-01-30 Eric Christopher <echristo@apple.com>
28211 * config.gcc: Add geode.
28213 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
28215 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
28216 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
28217 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
28218 value-prof.c: Fix comment typos.
28220 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28223 * doc/invoke.texi (Wpointer-arith): Document warning.
28225 2007-01-30 Janis Johnson <janis187@us.ibm.com>
28227 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
28228 the list of discrepancies from the draft TR.
28230 2007-01-30 Dirk Mueller <dmueller@suse.de>
28233 * doc/invoke.texi (-Wreturn-type): Update description to
28234 match new behavior.
28236 2007-01-30 Richard Sandiford <richard@codesourcery.com>
28238 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
28240 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
28242 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
28243 to handle optabs that operate on floating point input argument and
28244 output to integer output.
28245 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
28246 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
28247 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
28248 expand_builtin_interclass_mathfn ().
28249 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
28250 (ilogbsi2): Remove.
28251 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
28252 ilogbl built-in functions as x87 intrinsics.
28254 2007-01-30 Richard Guenther <rguenther@suse.de>
28256 PR middle-end/27657
28257 * dwarf2out.c (reference_to_unused): Query varpool if the
28258 variable was output.
28260 2007-01-30 Richard Guenther <rguenther@suse.de>
28262 PR middle-end/30313
28263 * passes.c (execute_one_pass): Reset in_gimple_form to not
28264 confuse non-unit-at-a-time mode.
28266 2007-01-29 Roger Sayle <roger@eyesopen.com>
28267 Richard Guenther <rguenther@suse.de>
28269 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
28270 avoid undefined behaviour on overflow. Use force_fit_type_double
28271 to construct the constant with the specified TREE_OVERFLOW.
28273 2007-01-29 Janis Johnson <janis187@us.ibm.com>
28275 * config/dfp-bit.c: Add parameterized support for fp exceptions.
28276 * config/dfp-bit.h: Ditto.
28278 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28280 * c-decl.c (pop_scope): Replace warnings with call to
28281 warn_for_unused_label.
28282 * c-common.h (warn_for_unused_label): Declare.
28283 * c-common.c (warn_for_unused_label): Define.
28285 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28287 * tree-optimize.c (update_inlined_to_pointers): Delete unused
28290 2007-01-29 Janis Johnson <janis187@us.ibm.com>
28292 * Makefile.in (USER_H): Remove decfloat.h.
28293 * ginclude/decfloat.h: Delete, moving contents to ...
28294 * ginclude/float.h: Add support for decimal floating point,
28295 guarded by __STDC_WANT_DEC_FP__.
28297 2007-01-29 Mike Stump <mrs@apple.com>
28299 * doc/gccint.texi (Top): Rename Loop Representation to Loop
28300 Analysis and Representation to resolve case insensitive conflict.
28301 * doc/loop.texi (Loop Analysis and Representation): Likewise.
28303 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
28305 * tree.h (struct tree_memory_tag): Add aliases member.
28306 (MTAG_ALIASES): New macro.
28307 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
28308 (add_may_alias): Remove pointer-set. Update for may_aliases being
28310 (mark_aliases_call_clobbered): Update for may_aliases being a
28312 (compute_tag_properties): Ditto.
28313 (create_partition_for): Ditto.
28314 (compute_memory_partitions): Ditto.
28315 (dump_may_aliases_for): Ditto.
28316 (is_aliased_with): Ditto.
28317 (add_may_alias_for_new_tag): Ditto.
28318 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
28319 (compute_is_aliased): New function.
28320 (compute_may_aliases): Call compute_is_aliased).
28321 (init_alias_info): Initialize alias_bitmap_obstack.
28322 (union_alias_set_into): New function.
28323 (compute_flow_sensitive_aliasing): Use union_aliases_into.
28324 (have_common_aliases_p): Rewrite to take two bitmaps and use
28326 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
28327 Update for bitmaps.
28328 (finalize_ref_all_pointers): Update for add_may_alias changes.
28329 (new_type_alias): Ditto.
28330 * tree-flow-inline.h (may_aliases): Return a bitmap.
28331 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
28332 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
28333 may_aliases being a bitmap.
28334 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
28335 may_aliases now returns a bitmap.
28336 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
28338 * tree-ssa-operands.c (add_virtual_operand): Update for
28339 may_aliases being a bitmap.
28341 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
28343 PR tree-optimization/30630
28344 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
28345 variable as changed.
28347 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
28350 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
28351 expanded only once even if an error occurs.
28353 2007-01-29 Ben Elliston <bje@au.ibm.com>
28355 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
28356 (__gcov_average_profiler): Likewise.
28357 (__gcov_ior_profiler): Likewise.
28358 (__gcov_merge_ior): Likewise.
28360 2007-01-28 Jan Hubicka <jh@suse.cz>
28362 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
28363 * value-prof.c (stringop_block_profile): Likewise.
28365 2007-01-28 Jan Hubicka <jh@suse.cz>
28367 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall):
28368 Add variant handling histograms; add wrapper.
28369 (clear_storage_via_libcall): Export.
28370 (emit_block_move_hints): Break out from ...; add histograms.
28371 (emit_block_move): ... this one.
28372 (clear_storage_hints): Break out from ...; add histograms.
28373 (clear_storage): ... this one.
28374 (set_storage_via_memset): Handle histogram.
28375 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
28376 (clear_storage_hints, clear_storage_via_libcall): Declare.
28377 (set_storage_via_setmem): Update prototype.
28378 * doc/md.texi (movmem, setmem): Document new arguments.
28380 * value-prof.c (dump_histogram_value, tree_find_values_to_profile):
28381 Add new histograms.
28382 (stringop_block_profile): New global function.
28383 (tree_stringops_values_to_profile): Profile block size and alignment.
28384 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
28386 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
28387 (stringop_block_profile): Declare.
28388 * builtins.c: Include value-prof.h.
28389 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
28390 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
28391 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
28392 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
28393 * profile.c (instrument_values): Add new counters.
28394 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
28396 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
28397 (tree_init_edge_profiler): Build new profilers.
28398 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
28399 (pass_tree_profile): Add dump.
28400 (tree_profile_hooks): Update.
28401 * Makefile.in (LIBGCOV): Add new constants.
28402 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
28403 __gcov_ior_profiler): New.
28404 * i386.md (movmem/setmem expanders): Add new optional arguments.
28406 2007-01-28 David Edelsohn <edelsohn@gnu.org>
28408 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
28410 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
28412 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
28413 (tree_unswitch_single_loop): Pass eni_size_weights to
28414 tree_num_loop_insns.
28415 * tree-ssa-loop-manip.c: Include tree-inline.h.
28416 (can_unroll_loop_p): Pass eni_size_weights to
28417 tree_num_loop_insns.
28418 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
28419 Pass eni_size_weights to estimate_num_insns.
28420 * tree.h (init_inline_once): Export.
28421 * toplev.c (backend_init): Call init_inline_once.
28422 * cgraphunit.c (cgraph_process_new_functions,
28423 cgraph_analyze_function): Pass eni_inlining_weights to
28424 estimate_num_insns.
28425 * ipa-inline.c (compute_inline_parameters): Ditto.
28426 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
28427 to estimate_num_insns.
28428 (try_unroll_loop_completely): Pass eni_size_weights to
28429 tree_num_loop_insns.
28430 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
28431 ot estimate_num_insns.
28432 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
28433 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
28434 * tree-inline.c (eni_inlining_weights, eni_size_weights,
28435 eni_time_weights): New variables.
28436 (init_inline_once): Initialize them.
28437 (struct eni_data): Mew.
28438 (estimate_num_insns_1, estimate_num_insns): Use weights.
28439 * tree-inline.h (struct eni_weights_d): New.
28440 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
28441 (estimate_num_insns): Declaration changed.
28442 * cfgloop.h (tree_num_loop_insns): Declaration changed.
28443 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
28444 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
28446 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
28448 * tree-data-ref.c (conflict_fn): Assert that the number of affine
28449 relations in the conflict function is valid.
28451 2007-01-27 Ian Lance Taylor <iant@google.com>
28453 * common.opt: Add fstrict-overflow.
28454 * opts.c (decode_options): Set flag_strict_overflow if -O2.
28455 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
28456 (TYPE_OVERFLOW_UNDEFINED): Define.
28457 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
28459 * tree.h (TYPE_TRAP_SIGNED): Don't define.
28460 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
28461 (fold_negate_expr): Likewise.
28462 (make_range): Likewise.
28463 (extract_muldiv_1): Likewise.
28464 (maybe_canonicalize_comparison): Likewise.
28465 (fold_comparison): Likewise.
28466 (fold_binary): Likewise.
28467 (tree_expr_nonnegative_p): Likewise.
28468 (tree_expr_nonzero_p): Likewise.
28469 * tree-vrp.c (compare_values): Likewise.
28470 (extract_range_from_binary_expr): Likewise.
28471 (extract_range_from_unary_expr): Likewise.
28472 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
28474 (nowrap_type_p): Likewise.
28475 * tree-scalar-evolution.c (simple_iv): Likewise.
28476 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
28477 (build_range_check): Likewise.
28478 (extract_muldiv_1): Likewise.
28479 (fold_comparison): Likewise.
28480 * tree-vrp.c (vrp_int_const_binop): Likewise.
28481 (extract_range_from_unary_expr): Likewise.
28482 * convert.c (convert_to_integer): Likewise.
28483 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
28484 (fold_comparison): Likewise.
28485 (fold_binary): Likewise.
28486 * optabs.c (optab_for_tree_code): Likewise.
28487 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
28488 * simplify-rtx.c (simplify_const_relational_operation): Check
28489 flag_strict_overflow and flag_trapv.
28490 (simplify_const_relational_operation): Likewise.
28491 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
28492 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
28495 2007-01-27 Roger Sayle <roger@eyesopen.com>
28497 * tree.c (tree_fold_gcd): Delete.
28498 * tree.h (tree_fold_gcd): Remove prototype.
28499 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
28500 test whether one constant integer is a multiple of another. Instead
28501 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
28502 * fold-const.c (multiple_of_p): We've determined both TOP and
28503 BOTTOM are integer constants so we can call int_const_binop directly
28504 instead of the more generic const_binop.
28506 2007-01-27 Roger Sayle <roger@eyesopen.com>
28508 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
28509 1*X check that the constant hasn't overflowed, to preserve the
28511 (round_up): Provide an efficient implementation when rouding-up an
28512 INTEGER_CST to a power-of-two.
28514 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
28516 * doc/sourcebuild.texi: Add comma for clarity.
28517 * doc/extend.texi: Fix some typos.
28518 * doc/passes.texi: Likewise.
28519 * doc/cppinternals.texi: Likewise.
28520 * doc/c-tree.texi: Likewise.
28521 * doc/tree-ssa.texi: Likewise.
28522 * doc/install.texi: Likewise.
28524 2007-01-27 Jan Hubicka <jh@suse.cz>
28526 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
28527 (pass_sra): Do not require alias information.
28528 * passes.c (init_optimization_passes): Add SRA
28530 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
28532 * tracer.c (rest_of_handle_tracer): We already cleaned
28533 up the CFG in tracer() so don't do it here again.
28534 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
28535 cleanup_cfg here, either. And don't call renumber_insns.
28537 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
28538 and BB_HEAD are in the insn stream here. Instead make sure
28539 that BB_INSN is valid on all insns. Also, do check here that
28540 there are no pending branch predictions...
28541 (rtl_verify_flow_info): ...instead of doing it here. Checks
28542 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
28545 2007-01-26 Roger Sayle <roger@eyesopen.com>
28547 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
28548 function to simplify/factorize operand order canonicalization.
28549 (ix86_fixup_binary_operands): Reorganize using the above function.
28550 (ix86_binary_operator_ok): Likewise.
28552 2007-01-27 Jakub Jelinek <jakub@redhat.com>
28554 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
28555 file scope from optimize_attrs.
28556 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
28558 (optimize_attrs): Clear insn_code_values after freeing it.
28560 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
28562 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
28563 a parts.base assignment.
28565 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
28567 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
28568 (compute_subscript_distance, initialize_data_dependence_relation,
28569 finalize_ddr_dependent, analyze_ziv_subscript,
28570 analyze_siv_subscript_cst_affine,
28571 compute_overlap_steps_for_affine_univar,
28572 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
28573 analyze_siv_subscript, analyze_miv_subscript,
28574 analyze_overlapping_iterations, subscript_dependence_tester_1,
28575 compute_self_dependence, free_dependence_relation): Work
28576 with affine_fn instead of chrecs.
28577 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
28578 common_affine_function, affine_function_base,
28579 affine_function_constant_p, affine_fn_op, affine_fn_plus,
28580 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
28581 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
28582 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
28583 (all_chrecs_equal_p): Removed.
28584 * tree-data-ref.h (affine_fn, conflict_function): New types.
28585 (struct subscript): Change type of conflicting_iterations_in_a
28586 and conflicting_iterations_in_b.
28588 2007-01-26 Steve Ellcey <sje@cup.hp.com>
28591 * config/pa/pa.h (TARGET_HPUX_11): New.
28592 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
28593 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
28595 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
28596 Richard Guenther <rguenther@suse.de>
28598 * tree-ssa-structalias.c (solve_graph): Handle case
28599 we merged the variable to another.
28601 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
28603 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
28606 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
28607 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
28609 2007-01-25 DJ Delorie <dj@redhat.com>
28611 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
28612 allow changes to modes which don't fit in those registers.
28614 * reload1.c (choose_reload_regs): Check for invalid subregs before
28615 computing their locations, not after.
28617 2007-01-25 Geoffrey Keating <geoffk@apple.com>
28620 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
28621 save Altivec registers in an eh_return function.
28622 (compute_vrsave_mask): Likewise.
28623 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
28624 for saving Altivec registers.
28625 (rs6000_emit_prologue): Don't allocate stack twice in
28626 eh_return function. Correct expected value of altivec_save_offset
28627 when using save_world. Describe save of R0 to stack when using
28628 save_world. Describe stack pointer adjustment when using
28629 save_world. Remove duplicated eh_return parameter register saving.
28630 Update sp_offset variable after save_world.
28631 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
28633 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
28634 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
28637 2007-01-25 Steve Ellcey <sje@cup.hp.com>
28639 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
28641 2007-01-25 Steve Ellcey <sje@cup.hp.com>
28644 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
28645 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
28647 2007-01-25 Richard Guenther <rguenther@suse.de>
28649 * doc/invoke.texi (-Wcoverage-mismatch): Document.
28650 * common.opt (-Wcoverage-mismatch): New warning option.
28651 * coverage.c (get_coverage_counts): Ignore coverage mismatch
28652 if -Wcoverage-mismatch is given.
28654 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
28656 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
28657 (ipcp_driver): Change to static definition.
28658 Add dumping of the ifunctions.
28659 (constant_val_insert): Remove unused parameter. Support for SSA.
28660 (ipcp_propagate_const): Support for SSA.
28661 (ipcp_profile_bb_print): Print only analyzed nodes.
28662 (ipcp_replace_map_create): Remove support for Fortran constant
28664 * ipa-prop.c (ipa_method_modify_stmt,
28665 ipa_callsite_compute_param): Support for SSA.
28666 * ipa-prop.h (ipcp_driver): Remove declaration.
28667 (IS_VALID_TREE_MAP_INDEX): Add define.
28669 2007-01-24 Geoffrey Keating <geoffk@apple.com>
28671 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
28673 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
28675 PR middle-end/30447
28676 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
28677 constant argument to cabs and do it without checking for
28678 -funsafe-math-optimizations.
28680 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
28682 * c-common.h (RID_FIRST_CXX0X): New.
28683 (RID_LAST_CXX0X): New.
28684 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
28686 * c.opt (Wc++0x-compat): New.
28687 * doc/invoke.texi (-Wc++0x-compat): Document.
28689 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
28691 * builtins.c (fold_builtin_carg): New.
28692 (fold_builtin_1): Use it.
28694 2007-01-24 Jan Hubicka <jh@suse.cz>
28696 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
28698 * ipa-inline.c (initial_insns, max_insns): Delete.
28699 (compute_max_insns): New function.
28700 (cgraph_decide_inlining_of_small_function): Use it; take minimal
28701 amount of insns as base for code growth.
28702 (cgraph_decide_inlining): Make initial_insns local; do not compute
28704 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
28705 * doc/invoke.texi (inline-unit-growth): Update docs.
28707 2007-01-24 Jakub Jelinek <jakub@redhat.com>
28709 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
28710 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
28711 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
28712 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
28713 for CPUs that have PTA_CX16 set.
28715 PR middle-end/27416
28716 * gimplify.c (omp_check_private): New function.
28717 (gimplify_scan_omp_clauses): Use it for
28718 firstprivate/lastprivate/reduction.
28720 PR middle-end/30494
28721 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
28722 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
28724 PR middle-end/30421
28725 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
28726 If lower_lastprivate_clauses emits some statements, append them
28727 to dlist rather than body_p and to body_p append an initializer.
28728 (lower_omp_for): Adjust caller.
28730 2007-01-24 Steve Ellcey <sje@cup.hp.com>
28732 * target.h (globalize_decl_name): New.
28733 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
28734 * output.h (default_globalize_decl_name): New.
28735 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
28737 (globalize_decl): Ditto.
28738 (default_globalize_decl_name): New.
28739 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
28740 (ia64_handle_version_id_attribute): New.
28741 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
28742 (ia64_asm_output_external): Use globalize_decl_name instead
28743 of globalize_label.
28744 * doc/extend.texi (version_id): New pragma.
28745 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
28747 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
28749 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
28750 _uleb128_t and _Unwind_SWord with _sleb128_t.
28751 * unwind-dw2.c (extract_cie_info, execute_stack_op,
28752 execute_cfa_program, uw_frame_state_for, uw_update_context_1):
28754 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
28755 * unwind-pe.h (read_uleb128, read_sleb128,
28756 read_encoded_value_with_base): Likewise.
28757 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
28759 2007-01-24 Richard Guenther <rguenther@suse.de>
28761 * builtins.c (expand_builtin_cexpi): Get the fndecl
28762 for cexp in the correct way.
28764 2007-01-24 Jan Hubicka <jh@suse.cz>
28766 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS
28769 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
28771 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
28772 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
28773 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
28774 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
28775 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
28776 __SIZEOF_PTRDIFF_T__.
28777 * doc/cpp.texi: Documentation for the new builtin macros added.
28779 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
28781 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
28782 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
28783 instead of operands[2] to avoid access past the end of array.
28785 2007-01-24 Richard Sandiford <richard@codesourcery.com>
28787 * reload1.c (emit_reload_insns): Pass the reload register
28788 for a non-spill output reload through forget_old_reloads_1.
28790 2007-01-23 Joseph Myers <joseph@codesourcery.com>
28792 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
28793 _SOFT_DOUBLE if doubles use software floating-point.
28794 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
28795 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
28796 * config/rs6000/darwin-ldouble.c: Also compile functions for
28797 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
28798 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
28799 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
28800 commented-out long double override.
28801 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
28802 * config/rs6000/eabispe.h: Likewise.
28803 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
28804 long double for non-SPE.
28805 (rs6000_handle_option): Likewise.
28806 (invalid_e500_subreg): Disallow more subregs involding DImode,
28807 DFmode, TImode or TFmode.
28808 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
28810 (legitimate_lo_sum_address_p): Also check for TFmode for E500
28812 (rs6000_legitimize_address): Also handle TFmode for E500 double.
28813 (rs6000_legitimize_reload_address): Also handle TFmode for E500
28815 (rs6000_legitimate_address): Also check for TFmode for E500
28817 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
28818 (spe_build_register_parallel): Handle TFmode and TCmode.
28819 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
28821 (function_arg): Handle TFmode and TCmode for E500 double.
28822 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
28824 (print_operand): Handle TFmode and TImode for %y.
28825 (rs6000_generate_compare): Handle TFmode comparisons for E500
28827 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
28828 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
28829 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
28830 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
28831 TFmode for E500 double.
28832 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
28833 (floatsidf2): Enable for E500 double.
28834 (movtf_softfloat): Use rs6000_nonimmediate_operand.
28835 (extenddftf2): Change to extenddftf2_fprs.
28836 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
28837 depending on TARGET_E500_DOUBLE.
28838 (extendsftf2): Enable for E500 double.
28839 (trunctfdf2): Enable for E500 double.
28840 (trunctfsf2): Change to trunctfsf2_fprs.
28841 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
28842 depending on TARGET_E500_DOUBLE.
28843 (floatsitf2): Enable for E500 double.
28844 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
28845 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
28846 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
28847 (negtf2): Change to negtf2_internal.
28848 (negtf2): New expander.
28849 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
28850 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
28851 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
28852 (movdi_internal32): Use rs6000_nonimmediate_operand.
28853 (unnamed splitter): Likewise.
28854 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
28855 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
28856 (SPE64TF, DITI): New mode macros.
28857 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
28860 (frob_<mode>_di_2): New.
28861 (frob_tf_di_8_2): New.
28862 (frob_di_df): Change to frob_di_<mode>; allow more modes.
28864 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
28866 (frob_ti_<mode>_8_2): New.
28867 (frob_ti_tf_2): New.
28868 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
28869 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
28871 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
28872 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
28873 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
28874 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
28875 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
28876 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
28879 2007-01-23 Ian Lance Taylor <iant@google.com>
28881 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
28883 (OBJS-archive): Reformat, alphabetize.
28884 (OBJS): Change out_object_file to OBJS-md.
28886 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
28888 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
28889 JUMP_P and CALL_P predicates where applicable.
28890 * config/i386/i386.c: Ditto.
28891 * config/i386/i386.md: Ditto.
28892 * config/i386/mmx.md: Ditto.
28893 * config/i386/predicates.md: Ditto.
28895 2007-01-22 Andreas Schwab <schwab@suse.de>
28897 * config/m68k/m68k.h: Fix comment.
28899 2007-01-22 Jan Hubicka <jh@suse.cz>
28901 * passes.c (init_optimization_passes): Do not rerun
28902 pass_early_warn_uninitialized.
28904 2007-01-22 Richard Guenther <rguenther@suse.de>
28906 PR tree-optimization/30038
28907 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
28909 (execute_cse_sincos_1): Likewise.
28910 (execute_cse_sincos): Likewise.
28911 (gate_cse_sincos): Likewise.
28912 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
28913 the cexpi() canonicalization of sincos().
28914 * tree-pass.h (pass_cse_sincos): Declare.
28915 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
28917 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
28919 PR rtl-optimization/29329
28920 * combine.c (replaced_rhs_insn): Rename to i2mod.
28921 (replaced_rhs_value): Rename to i2mod_new_rhs.
28922 (i2mod_old_rhs): New global variable.
28923 (combine_instructions): Adjust for above change. Save a copy of
28924 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
28925 note are substituted in the second instruction.
28926 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
28927 ditch the note if it pertains to the second eliminated register
28928 and this register is mentioned in i2mod_old_rhs.
28931 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
28933 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
28934 the insn to which the note was originally attached.
28936 2007-01-21 Jan Hubicka <jh@suse.cz>
28938 * ipa-inline.c (inlining_mode): Comment, move up.
28939 (cgraph_decide_inlining_incrementally): Do not perform inlining
28940 itself; fix handling of flattening of self recursive functions.
28941 (cgraph_find_cycles): Remove.
28942 (cgraph_flatten_node): Remove.
28943 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
28944 (try_inline): New function.
28945 (cgraph_early_inlining): Update call of
28946 cgraph_decide_inlining_incrementally. Apply inlining here.
28947 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
28949 2007-01-21 Dirk Mueller <dmueller@suse.de>
28952 * tree-vrp.c (check_array_bounds): do not warn
28953 about ADDR_EXPR's of ARRAY_REF's which are immediately
28954 used in binary expressions.
28956 2007-01-21 Ira Rosen <irar@il.ibm.com>
28958 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
28959 read_write_dep and macros for its access.
28960 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
28961 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
28962 argument, call vect_check_interleaving for every independent pair of
28963 data-refs. Mark loads that access the same memory location as a store
28965 (vect_check_dependences): Remove.
28966 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
28967 call, fix the call to vect_analyze_data_ref_dependence.
28968 (vect_analyze_data_ref_access): For statements that access the same
28969 data-ref, check that they are not stores; for loads, check that there
28970 is no store that access the same location.
28972 2007-01-20 Roger Sayle <roger@eyesopen.com>
28973 Joseph Myers <joseph@codesourcery.com>
28975 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
28976 (-fdump-rtl-stack): Likewise.
28977 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
28978 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
28979 (-mpt-fixed): Use @minus{} for minus sign.
28980 (Using Precompiled Headers): Fix under/overfull hbox.
28982 2007-01-20 Jan Hubicka <jh@suse.cz>
28984 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
28985 place within annotation.
28987 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28989 * pa.c (output_move_double): Change array size of xoperands to 4.
28991 2007-01-20 Jan Hubicka <jh@suse.cz>
28993 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
28996 2007-01-19 Ian Lance Taylor <iant@google.com>
28998 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
28999 constant to unsigned HOST_WIDE_INT before negating.
29001 2007-01-19 Ian Lance Taylor <iant@google.com>
29003 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
29005 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
29006 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
29007 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
29008 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
29009 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
29010 (realloc_vdef, realloc_vuse): Change second parameter to
29012 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
29013 fields to unsigned.
29014 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
29015 unsigned. Change x and lim locals to unsigned.
29016 (realloc_vdef, realloc_vuse): Change num_elem parameter to
29018 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
29019 (copy_virtual_operands): Change i and n locals to unsigned.
29021 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
29023 PR middle-end/29335
29024 * builtins.c (fold_builtin_1): Handle builtin fdim.
29026 2007-01-20 Jan Hubicka <jh@suse.cz>
29028 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
29029 * tree-ssa-structalias.c (compute_points_to_sets): Do call
29030 init_alias_heapvars.
29031 (init_alias_heapvars): Initialize only when not already initialized.
29032 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
29034 2007-01-19 Roger Sayle <roger@eyesopen.com>
29036 * common.opt (fsigned-zeros): New command line option.
29037 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
29038 of flag_unsafe_math_optimizations.
29039 * opts.c (set_fast_math_flags): The -ffast-math command line option
29040 implies -fno-signed-zeros.
29041 (fast_math_flags_set_p): Likewise.
29043 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
29044 the documentation of -ffast-math appropriately. Wrap long lines.
29046 2007-01-19 Steve Ellcey <sje@cup.hp.com>
29048 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
29049 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
29051 2007-01-19 Tomas Bily <tbily@suse.cz>
29053 * cgraphunit.c (cgraph_finalize_function): Updating of pid
29055 (tree_init_ic_make_global_vars): New function
29056 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
29057 (tree_gen_ic_profiler): New function
29058 (tree_gen_ic_func_profiler): New function
29059 (tree_profiling): Added calling of tree_gen_ic_func_profiler
29060 (tree_profile_hooks): Added hook for indirec/virtual calls
29061 * value-prof.c (tree_find_values_to_profile): New case for
29063 (tree_values_to_profile): Call for determining indirect/virtual
29065 (tree_indirect_call_to_profile): New function
29066 (tree_ic_transform): New function
29067 (tree_ic): New function
29068 (find_func_by_pid): New function
29069 (init_pid_map): New function
29070 (tree_value_profile_transformations): Added check for
29071 indirect/virtual call transformation
29072 * value-prof.h (enum hist_type): New counter type for
29073 indirect/virtual calls
29074 (profile_hooks): Added new hook for profiling indirect/virtual
29076 * profile.c (instrument_values): New case for indirect/virtual
29078 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
29079 (GCOV_COUNTER_V_INDIR): New counter type
29080 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
29081 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
29083 * cgraph.c: Definition of cgraph_max_pid
29084 (cgraph_create_node): Default init of pid attribute
29085 * cgraph.h: Declaration of cgraph_max_pid
29086 (struct cgraph_node): Added pid attribute
29087 * libgcov.c (__gcov_indirect_call_profiler): New function
29088 (__gcov_one_value_profiler_body): New function
29089 (__gcov_one_value_profiler): Body was moved to
29090 __gcov_one_value_profiler_body and calls it
29092 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
29094 * doc/gty.texi (Options): Document the mark_hook option to GTY.
29095 * gengtype.c (write_types_data, write_func_for_structure,
29096 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
29097 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
29098 (walk_type, write_func_for_structure): Generate the mark_hook if
29101 2007-01-19 Jan Hubicka <jh@suse.cz>
29103 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
29104 'early' argument take inlining mode argument specifying whether to
29105 inline for size/speeed or all functions; add support for flattening;
29107 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
29109 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
29112 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
29113 the name of the declared identifier.
29115 2007-01-19 Dirk Mueller <dmueller@suse.de>
29117 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
29118 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
29119 duplicate evaluation.
29121 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
29123 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
29124 Macroize expander using X87MODEF12 mode macro. Extend operand 1
29125 to XFMode, use acosxf2 and truncate result to requested mode.
29126 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
29127 (asin<mode>2): Similarly, with asin expanders.
29128 (*fscalexf4_i387): Rename from *fscalexf4.
29129 (expNcorexf3): New expander.
29130 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
29131 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
29132 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
29133 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
29134 patterns for SSE math.
29135 (exp10<mode>2): Similarly, with exp10 expanders.
29136 (exp2<mode>2): Similarly, with exp2 expanders.
29137 (expm1<mode>2): Similarly, with expm1 expanders.
29138 (ldexp<mode>3): Similarly, with ldexp expanders.
29139 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
29140 Use gen_truncxf<mode>2_i387_noop to truncate result.
29142 2007-01-19 Richard Sandiford <richard@codesourcery.com>
29144 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
29145 for ColdFire targets.
29147 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
29148 Richard Sandiford <richard@codesourcery.com>
29150 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
29151 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
29152 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
29153 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
29154 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
29155 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
29157 2007-01-19 Richard Sandiford <richard@codesourcery.com>
29159 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
29160 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
29161 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
29162 (*adddi_dilshr32_cf): New pattern.
29163 (adddi3, subdi3): Remove first alternatives.
29165 2007-01-19 Richard Sandiford <richard@codesourcery.com>
29167 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
29168 implemented using move.l, do not use its cc result for floating-point
29171 2007-01-19 Richard Sandiford <richard@codesourcery.com>
29173 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
29174 from accepting 's' constraints if flag_pic.
29176 2007-01-19 Richard Sandiford <richard@codesourcery.com>
29178 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
29179 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
29180 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
29181 condition from TARGET_68881 to TARGET_HARD_FLOAT.
29183 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
29185 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
29186 ColdFire alternatives.
29187 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
29188 * config/m68k/m68k.md (clzsi2): Define for ColdFire
29189 architectures that support ff1 instruction.
29191 2007-01-19 Richard Sandiford <richard@codesourcery.com>
29192 Julian Brown <julian@codesourcery.com>
29194 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
29195 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
29196 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
29199 2007-01-19 Richard Sandiford <richard@codesourcery.com>
29201 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
29203 (output_move_const_into_data_reg, output_move_simode_const): Delete.
29204 * config/m68k/m68k.c (const_method, const_int_cost): Take a
29205 HOST_WIDE_INT instead of an rtx.
29206 (m68k_rtx_costs): Update call accordingly.
29207 (output_move_const_into_data_reg): Likewise. Fix formatting.
29208 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
29210 (output_move_simode_const): Update calls after above changes.
29211 Rework to use automatic variables and predicates like MEM_P.
29212 * config/m68k/m68k.md (pushexthisi_const): Update call to
29215 2007-01-19 Dirk Mueller <dmueller@suse.de>
29217 * tree-ssa-alias.c (perform_var_substitution): Fix typo
29218 in dump_flags test.
29220 2007-01-19 Richard Guenther <rguenther@suse.de>
29222 * builtins.c (expand_builtin_cexpi): Fall back to expanding
29223 via cexp in case sincos is not available.
29225 2007-01-19 Richard Guenther <rguenther@suse.de>
29227 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
29228 * defaults.h (TARGET_HAS_SINCOS): Default to off.
29229 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
29230 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
29231 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
29232 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
29233 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
29234 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
29236 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
29238 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
29240 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
29241 (atan2xf3): Directly generate RTL pattern.
29242 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
29243 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
29244 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
29245 disable patterns for SSE math.
29246 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
29247 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
29248 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
29249 disable patterns for SSE math.
29251 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
29253 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
29255 2007-01-18 Roger Sayle <roger@eyesopen.com>
29257 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
29258 VIEW_CONVERT_EXPR to the same type as it's operand.
29260 2007-01-18 David Edelsohn <edelsohn@gnu.org>
29262 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
29263 configured for long double 128.
29265 2007-01-18 Mike Stump <mrs@apple.com>
29267 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
29270 2007-01-18 Michael Meissner <michael.meissner@amd.com>
29272 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
29275 2007-01-18 Jan Hubicka <jh@suse.cz>
29277 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
29278 greater than NUM_VOP_FREE_BUCKETS.
29280 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
29282 * tree-ssa-structalias.c: Update comments.
29283 (ptabitmap_obstack): Removed.
29284 (pta_obstack): New.
29285 (oldpta_obstack): Ditto.
29286 (stats): Add a few members.
29287 (struct variable_info): Remove node, complex, address_taken, and
29288 indirect_target members. Add oldsolution member.
29289 (new_var_info): Do not initialize removed members.
29290 (constraint_expr_type): Remove INCLUDES.
29291 (constraint_graph): Add size, implicit_preds, rep,
29292 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
29293 (FIRST_REF_NODE): New macro.
29294 (LAST_REF_NODE): Ditto.
29295 (FIRST_ADDR_NODE): Ditto.
29296 (find): New function.
29298 (dump_constraint): Do not handle INCLUDES.
29299 (insert_into_complex): Do not insert duplicate constraints.
29300 (condense_varmap_nodes): Renamed and rewritten into ...
29301 (merge_node_constraints): This. Also fix bug in handling of
29302 offseted copy constraints.
29303 (clear_edges_for_node): No longer need to deal with preds at all,
29304 or removing associated preds/succs.
29305 (merge_graph_nodes): Deal with indirect_cycles.
29306 Don't deal with predecessors.
29307 (add_implicit_graph_edge): New function.
29308 (add_pred_graph_edge): Ditto.
29309 (add_graph_edge): Don't deal with predecessors.
29310 (build_constraint_graph): Removed.
29311 (build_pred_graph): New function.
29312 (build_succ_graph): Ditto.
29313 (struct scc_info): Removed in_component. Added roots, dfs, and
29314 node_mapping. Remove visited_index, unification_queue.
29315 (scc_visit): Deal with union-find we do now.
29316 Deal with cycles with REF nodes.
29317 (collapse_nodes): Renamed and rewritten to ...
29318 (unify_nodes): This.
29319 (process_unification_queue): Removed.
29320 (topo_visit): Cleanup
29321 (do_da_constraint): Use find.
29322 (do_sd_constraint): Ditto.
29323 (do_ds_constraint): Ditto.
29324 (do_complex_constraint): Ditto.
29325 (init_scc_info): Update for removed and added members.
29326 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
29327 (find_indirect_cycles): This.
29328 (equivalence_class): New variable.
29329 (label_visit): New function.
29330 (perform_variable_substitution): Rewritten.
29331 (free_var_substitution_info): New function.
29332 (find_equivalent_node): Ditto.
29333 (move_complex_constraints): Ditto.
29334 (eliminate_indirect_cycles): Ditto.
29335 (solve_graph): Only propagate changed bits.
29336 Use indirect cycle elimination.
29338 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
29339 (tree_id_eq): Renamed to ...
29340 (tree_vi_eq): This. Update for member change
29341 (insert_id_for_tree): Renamed and rewritten to ...
29342 (insert_vi_for_tree): This.
29343 (lookup_id_for_tree): Renamed and rewritten to ...
29344 (lookup_vi_for_tree): This.
29345 (get_id_for_tree): Renamed and rewritten to ...
29346 (get_vi_for_tree): Ditto.
29347 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
29348 (process_constraint): Don't handle INCLUDES.
29349 Remove special ADDRESSOF case.
29350 (find_func_aliases): Rewrite to use vi functions instead of id
29352 (create_function_info_for): Ditto.
29353 (create_variable_info_for): Ditto.
29354 (intra_create_variable_infos): Ditto.
29355 (merge_smts_into): Ditto.
29356 (find_what_p_points_to): Ditto.
29357 (init_base_vars): Ditto.
29358 (init_alias_vars): Ditto.
29359 (remove_preds_and_fake_succs): New function.
29360 (dump_sa_points_to_info): Dump new stats.
29361 (dump_solution_for_var): Use find.
29362 (set_used_smts): Fix formatting.
29363 (compute_points_to_sets): Updated for new functions.
29364 (ipa_pta_execute): Ditto.
29366 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
29367 Richard Sandiford <richard@codesourcery.com>
29369 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
29371 * calls.c (expand_call): If the return value is a PARALLEL,
29372 extract its first member.
29373 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
29374 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
29375 use FUNCTION_EXTRA_EPILOGUE.
29376 (m68k_function_value): Return a PARALLEL if the return value
29377 is of a pointer type.
29378 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
29379 (FUNCTION_EXTRA_EPILOGUE): Remove.
29380 * config/m68k/m68k.md (D0_REG): New constant.
29382 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
29384 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
29385 output a NOP for empty epilogues.
29387 2007-01-18 Richard Sandiford <richard@codesourcery.com>
29389 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
29390 before function. Extend register save check to include all
29391 registers, not just integer ones.
29393 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
29395 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
29396 (m68k_use_return_insn): ...this.
29397 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
29398 * config/m68k/m68k.c (use_return_insn): Rename to...
29399 (m68k_use_return_insn): ...this.
29400 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
29401 of USE_RETURN_INSN.
29403 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
29405 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
29406 nearest even, fix denormal rounding overflow.
29408 2007-01-18 Richard Sandiford <richard@codesourcery.com>
29410 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
29411 f%$smove and f%$move.
29412 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
29413 (extendsfdf2_cf): Use fdmove instead of f%&move.
29414 (truncdfsf2_cf): Use fsmove instead of f%$smove.
29415 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
29417 2007-01-18 Richard Sandiford <richard@codesourcery.com>
29419 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
29422 2007-01-18 Richard Sandiford <richard@codesourcery.com>
29424 * real.h (real_format): Add a canonical_nan_lsbs_set field.
29425 (coldfire_single_format): Declare.
29426 (coldfire_double_format): Likewise.
29427 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
29428 of qnan_msb_set to determine the lower bits of a canonical
29430 (encode_ieee_double): Likewise.
29431 (encode_ieee_quad): Likewise.
29432 (ieee_single_format): Initialize canonical_nan_lsbs_set.
29433 (mips_single_format): Likewise.
29434 (ieee_double_format): Likewise.
29435 (mips_double_format): Likewise.
29436 (ieee_extended_motorola_format): Likewise.
29437 (ieee_extended_intel_96_format): Likewise.
29438 (ieee_extended_intel_128_format): Likewise.
29439 (ieee_extended_intel_96_round_53_format): Likewise.
29440 (ibm_extended_format): Likewise.
29441 (mips_extended_format): Likewise.
29442 (ieee_quad_format): Likewise.
29443 (mips_quad_format): Likewise.
29444 (vax_f_format): Likewise.
29445 (vax_d_format): Likewise.
29446 (vax_g_format): Likewise.
29447 (i370_single_format): Likewise.
29448 (i370_double_format): Likewise.
29449 (decimal_single_format): Likewise.
29450 (decimal_double_format): Likewise.
29451 (decimal_quad_format): Likewise.
29452 (c4x_single_format): Likewise.
29453 (c4x_extended_format): Likewise.
29454 (real_internal_format): Likewise.
29455 (coldfire_single_format): New real_format.
29456 (coldfire_double_format): Likewise.
29457 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
29458 canonical_nan_lsbs_set.
29459 (pdp11_d_format): Likewise.
29460 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
29461 if TARGET_COLDFIRE_CPU.
29463 2007-01-18 Richard Sandiford <richard@codesourcery.com>
29465 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
29466 (output_call, m68k_legitimize_call_address): Declare.
29467 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
29468 parenthesees. Add support for a 'W' constraint.
29469 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
29470 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
29471 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
29472 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
29474 (override_options): Initialize them. Do not set flag_no_function_cse
29475 for TARGET_ID_SHARED_LIBRARY.
29476 (m68k_output_pic_call): Delete.
29477 (m68k_legitimize_call_address): New function.
29478 (print_operand): Remove the %o prefix. Handle the %p prefix.
29479 (output_call): New function.
29480 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
29481 target address from the GOT if symbolic jumps are not allowed.
29482 * config/m68k/m68k.md (call, general_operand): Do not set
29483 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
29484 Merge separate flag_pic and !flag_pic define_insns into...
29485 (*call, *call_value): ...these new patterns. Match the address
29486 rather than the containing MEM and require it to be a call_operand.
29487 Use output_call to generate the asm template.
29488 * config/m68k/predicates.md (const_call_operand): New predicate.
29489 (call_operand): Likewise.
29491 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
29493 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
29494 (STACK_GROWS_DOWNWARD): Define to 1.
29495 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
29496 comments, emphasizing that these values are only defaults.
29497 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
29498 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
29500 2007-01-18 Richard Sandiford <richard@codesourcery.com>
29502 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
29504 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
29505 Richard Sandiford <richard@codesourcery.com>
29507 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
29508 (FP_REGNO_P): New macros.
29509 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
29510 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
29511 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
29512 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
29514 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
29516 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
29517 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
29519 * config/m68k/t-floatlib: New file, extracting common code from...
29520 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
29521 * config/m68k/t-uclinux: Here.
29522 * config/m68k/fpgnulib.c: Do not compile extendeed precision
29523 routines on ColdFire targets.
29525 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
29527 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
29528 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
29529 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
29530 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
29531 explicitly set MOTOROLA to 1.
29532 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
29534 2007-01-18 Richard Sandiford <richard@codesourcery.com>
29535 Nathan Sidwell <nathan@codesourcery.com>
29537 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
29538 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
29539 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
29540 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
29541 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
29542 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
29543 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
29544 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
29545 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
29546 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
29547 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
29548 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
29549 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
29550 (DBX_REGISTER_NUMBER): Delete.
29551 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
29552 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
29553 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
29555 2007-01-18 Richard Sandiford <richard@codesourcery.com>
29557 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
29558 * config/flat.h: New file.
29559 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
29560 OBJECT_FORMAT_FLAT.
29561 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
29562 indirect references for -msep-data or -mid-shared-library.
29563 Do not use PC-relative code addresses either.
29564 * config/m68k/m68k.c (override_options): Restrict -fPIC error
29566 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
29567 for shared libraries and crt1.o for executables. Use crti.o and
29569 (ENDFILE_SPEC): Use crtend.o and crtn.o.
29570 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
29571 Do not add -elf2flt or -shared-lib-id options here.
29572 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
29573 Pass -shared-lib-id if -mid-shared-library, taking the library
29574 identifier from -mshared-library-id if given, otherwise
29576 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
29577 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
29578 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
29579 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
29580 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
29581 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
29583 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
29584 jump sequence for ISA A and ISA A+.
29585 (PICJUMP): Likewise.
29587 2007-01-18 Richard Sandiford <richard@codesourcery.com>
29589 * config.gcc (m68k-*-uclinux*): Base the port on the common
29590 and m68k GNU/Linux files rather than on the generic ELF ones.
29591 * config/m68k/uclinux.h (TARGET_VERSION): Override.
29592 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
29594 2007-01-18 Julian Brown <julian@codesourcery.com>
29595 Richard Sandiford <richard@codesourcery.com>
29597 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
29598 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
29599 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
29601 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
29602 80 unconditionally.
29603 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
29605 2007-01-18 Richard Sandiford <richard@codesourcery.com>
29607 * doc/install.texi: Document m68k-uclinuxoldabi.
29608 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
29609 * config/m68k/uclinux-oldabi.h: New file, copied from
29610 config/m68k/uclinux.h.
29612 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
29614 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
29615 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
29616 (m32r_compute_frame_size): Use unsigned for regno.
29617 (m32r_reload_lr): Use gen_frame_mem.
29619 (m32r_output_function_epilogue): Don't output the function epilogue
29621 (m32r_expand_epilogue): New.
29622 (direct_return): Return false if the function has the interrupt
29624 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
29625 * config/m32r/m32r.md (epilogue): New expander.
29626 (return_lr, return_rte): New insns.
29627 (return): Make it expander.
29628 (return_normal): New expander.
29630 2007-01-18 Josh Conner <jconner@apple.com>
29633 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
29634 support for UNLE, UNLT, UNGE, and UNGT.
29636 2007-01-18 Jan Hubicka <jh@suse.cz>
29638 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
29639 * tree-tailcall (add_virtual_phis): Likewise.
29640 (optimize_tail_call): Return TODOs.
29641 (execute_tail_calls): Return TODOs.
29642 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
29643 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
29645 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
29646 Cleanup cfg using TODO.
29647 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
29648 * passes.c (execute_function_todo): When cleanup did something, remove
29650 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
29651 (make_edges): Don't cleanup_cfg.
29653 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
29655 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
29656 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
29657 operate on the top of stack.
29658 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
29659 register handling of instructions that output to the second
29661 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
29662 (move_for_stack_reg): Special-case check for dead destination
29663 stack slot for constant load of 1.0 inside UNSPEC_TAN.
29665 * config/i386/i386.md (UNSPEC_TAN): New constant.
29666 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
29667 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
29668 to correctly model move of constant 1.0 to top stack slot.
29669 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
29670 (unnamed peephole2 pattern): Remove corresponding peephole2
29671 pattern that optimizes tan insn and loading of constant 1.0.
29672 (tanxf2): Use fptanxf4_i387.
29673 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
29674 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
29675 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
29676 disable patterns for SSE math.
29677 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
29678 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
29680 2007-01-18 Dirk Mueller <dmueller@suse.de>
29681 Richard Guenther <rguenther@suse.de>
29684 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
29685 * common.opt (Warray-bounds): Add new warning option.
29686 * c-opts.c (c_common_handle_option): Define -Warray-bounds
29688 * Makefile.in: make tree-vrp.o depend on toplev.h
29689 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
29691 (check_array_refs, check_array_bounds, check_array_ref): New.
29693 2007-01-18 Jan Hubicka <jh@suse.cz>
29695 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
29696 (execute_ssa_ccp): Return flags conditionally.
29697 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
29699 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
29701 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
29703 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
29704 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
29706 * Makefile.c (GTFILES): Add cfglayout.h.
29707 * gengtype.c (open_base_files): Likewise.
29708 * cfglayout.c (cfg_layout_function_footer,
29709 cfg_layout_function_header) Reindent to make gengtype happy.
29710 * cfglayout.h (cfg_layout_function_footer,
29711 cfg_layout_function_header): Add GTY(()) marker.
29713 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
29715 2007-01-18 Ben Elliston <bje@au.ibm.com>
29717 * genautomata.c (write_automata): Include xstrerror output in the
29718 error message if writing the DFA description file fails.
29720 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
29722 * config/mips/mips-protos.h (mips_output_external): Make it
29724 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
29725 * config/mips/mips.c (irix_output_external_libcall): Likewise.
29726 (extern_list): Likewise.
29727 (extern_head): Likewise.
29728 (TARGET_ASM_FILE_END): Likewise.
29729 (mips_file_end): Likewise.
29730 (mips_output_external): Rewritten.
29732 2007-01-18 Ben Elliston <bje@au.ibm.com>
29734 * genpreds.c (write_insn_preds_c): Only write out the function
29735 body for regclass_for_constraint if we have register constraints.
29737 2007-01-17 Tom Tromey <tromey@redhat.com>
29739 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
29740 * doc/install.texi (Testing): Use sourceware.org.
29741 (Binaries): Likewise.
29742 (Specific): Likewise.
29743 * doc/contrib.texi (Contributors): Use sourceware.org.
29745 2007-01-17 Anatoly Sokolov <aesok@post.ru>
29747 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
29748 (AVR_ENHANCED): Rename to ...
29749 (AVR_HAVE_MUL): ... new.
29750 (avr_enhanced_p): Rename to ...
29751 (avr_have_mul_p): ... new.
29752 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
29753 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
29754 * config/avr/avr.c (avr_enhanced_p): Rename to ...
29755 (avr_have_mul_p): ... new.
29756 (base_arch_s): Rename 'enhanced' to 'have_mul'.
29757 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
29758 'avr_enhanced_p' and 'enhanced'.
29759 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
29760 AVR_HAVE_MUL instead of AVR_ENHANCED.
29761 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
29762 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
29763 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
29764 instead of AVR_ENHANCED.
29765 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
29766 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
29767 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
29769 2007-01-17 Ian Lance Taylor <iant@google.com>
29771 * vec.h (VEC_reserve_exact): Define.
29772 (vec_gc_p_reserve_exact): Declare.
29773 (vec_gc_o_reserve_exact): Declare.
29774 (vec_heap_p_reserve_exact): Declare.
29775 (vec_heap_o_reserve_exact): Declare.
29776 (VEC_OP (T,A,reserve_exact)): New static inline function, three
29778 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
29779 negative parameter.
29780 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
29781 (VEC_OP (T,A,copy)) [all versions]: Likewise.
29782 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
29783 * vec.c (calculate_allocation): Add exact parameter. Change all
29785 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
29786 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
29787 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
29788 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
29789 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
29790 (vec_heap_p_reserve_exact): New function.
29791 (vec_heap_o_reserve_exact): New function.
29793 2007-01-17 Jan Hubicka <jh@suse.cz>
29795 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
29797 2007-01-17 Eric Christopher <echristo@apple.com>
29799 * config.gcc: Support core2 processor.
29801 2007-01-16 Jan Hubicka <jh@suse.cz>
29803 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
29804 the names, just unlink the chain so we don't crash on dangling
29808 2007-01-16 Jan Hubicka <jh@suse.cz>
29810 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
29811 * tree-pass.h: Reorder to make IPA passes appear toegher.
29812 (pass_early_inline, pass_inline_parameters, pass_apply_inline):
29814 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
29815 parameters, do not call early inliner.
29816 * ipa-inline.c: Update comments. Include tree-flow.h
29817 (cgraph_decide_inlining): Do not compute inlining parameters.
29818 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
29819 be called with function context set up.
29820 (pass_ipa_inline): Remove unreachable functions before pass.
29821 (cgraph_early_inlining): Simplify assuming to be called from the
29823 (pass_early_inline): New pass.
29824 (cgraph_gate_ipa_early_inlining): New gate.
29825 (pass_ipa_early_inline): Turn into simple wrapper.
29826 (compute_inline_parameters): New function.
29827 (gate_inline_passes): New gate.
29828 (pass_inline_parameters): New pass.
29829 (apply_inline): Move here from tree-optimize.c
29830 (pass_apply_inline): New pass.
29831 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
29833 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
29834 doing them by hand.
29835 (tree_function_versioning): Do not allocate dummy struct function.
29836 * tree-inline.h (optimize_inline_calls): Update prototype.
29837 * tree-optimize.c (execute_fixup_cfg): Export.
29838 (pass_fixup_cfg): Remove
29839 (tree_rest_of_compilation): Do not apply inlines.
29840 * tree-flow.h (execute_fixup_cfg): Declare.
29841 * Makefile.in (gt-passes.c): New.
29842 * passes.c: Include gt-passes.h
29843 (init_optimization_passes): New passes.
29844 (nnodes, order): New static vars.
29845 (do_per_function_toporder): New function.
29846 (execute_one_pass): Dump current pass here.
29847 (execute_ipa_pass_list): Don't dump current pass here.
29849 2007-01-16 Janis Johnson <janis187@us.ibm.com>
29851 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
29852 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
29854 2007-01-16 David Edelsohn <edelsohn@gnu.org>
29856 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
29857 (strong_alias): Define.
29858 (__gcc_qmul): Provide non-FMA for soft-float.
29859 (__gcc_qdiv): Same.
29864 (__gcc_qunord): New.
29874 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
29875 soft-float functions.
29876 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
29877 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
29878 about long double soft float.
29880 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
29881 Tehila Meyzels <tehila@il.ibm.com>
29883 * tree-vectorizer.h (is_pattern_stmt_p): New.
29884 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
29885 formatting (tabs instead of spaces). Cleanup and clarify setting
29886 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
29887 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
29888 (vectorizable_type_demotion): Check that types are integral.
29889 (vectorizable_type_promotion): Likewise.
29890 (vectorizable_store): Fix typo. Eliminate new-line at end of
29893 2007-01-16 Jan Hubicka <jh@suse.cz>
29895 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
29898 2007-01-15 Eric Christopher <echristo@apple.com>
29900 * ifcvt.c: Include vec.h, vecprim.h.
29901 (check_cond_move_block): New argument regs.
29902 Reorganize. Add registers used to regs.
29903 (cond_move_process_if_block): Use regs set above as
29906 2007-01-15 Eric Christopher <echristo@apple.com>
29908 * config/darwin.h: Update copyright.
29909 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
29910 (LINK_COMMAND_SPEC): Add -u.
29911 (LINK_SPEC): Fix umbrella for above.
29913 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
29915 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
29918 2007-01-15 Tom Tromey <tromey@redhat.com>
29920 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
29921 * doc/install.texi (Testing): Don't mention jacks.
29922 (Configuration): Document --enable-java-maintainer-mode. Move
29923 --with-java-home to libgcj-specific section. Document
29925 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
29927 2007-01-15 Jan Hubicka <jh@suse.cz>
29929 * tree-ssa-dce.c (DCE_TODOs): New.
29930 (propagate_necessity): Return if something changed.
29931 (eliminate_unnecessary_stmts): Likewise.
29932 (perform_tree_ssa_dce): Return TODO flags when needed.
29933 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
29935 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
29937 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
29938 (fyl2x_extend<mode>xf3_i387): New insn pattern.
29939 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
29940 patterns using X87MODEF12 mode macro. Extend operand 1
29941 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
29942 (log10<mode>2): Ditto.
29943 (log2<mode>2): Ditto.
29944 (log1p<mode>2): Ditto.
29945 (logb<mode>2): Ditto.
29946 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
29947 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
29948 (*fxtractxf3_i387): Rename from *fxtractxf3.
29949 (fxtract_extend<mode>xf3_i387): New insn pattern.
29950 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
29951 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
29952 and gen_fyl2xxf3_i387().
29954 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
29956 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
29957 * cfgloopmanip.c (fix_loop_placement): Made static. Use
29958 get_loop_exit_edges. Changed return type to bool.
29959 * cfgloop.h (fix_loop_placement): Declaration removed.
29961 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
29963 * param.h (MIN_VECT_LOOP_BOUND): New.
29964 * params.def (MIN_VECT_LOOP_BOUND): New.
29965 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
29966 argument - minimum threshold for number of iterations.
29967 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
29968 argument to declaration.
29969 * tree-vect-analyze.c (vect_analyze_operations): Check value of
29970 MIN_VECT_LOOP_BOUND.
29971 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
29972 slpeel_tree_peel_loop_to_edge with additional argument.
29973 (vect_do_peeling_for_alignment): Likewise.
29974 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
29976 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
29979 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
29980 operands of size 1.
29982 2007-01-14 Jan Hubicka <jh@suse.cz>
29984 * tree-dfa.c (remove_referenced_var): New function.
29985 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
29986 prune referenced vars list too.
29987 * tree-flow.h (remove_referenced_var): Declare.
29989 2007-01-14 Jan Hubicka <jh@suse.cz>
29991 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
29993 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
29994 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
29995 * except.h (verify_eh_throw_table_statements): Kill prototype.
29996 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
29997 into call exrepssions.
29998 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
30000 * tree-cfg.c: Include pointer-set.h.
30001 (verify_node_sharing): Work on pointer set.
30002 (verify_eh_throw_stmt_node): New.
30003 (verify_stmts): Use pointers sets, verify throw_stmt.
30005 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
30007 * ipa-reference.c (analyze_function): Consider also addresses taken
30010 2007-01-12 Roger Sayle <roger@eyesopen.com>
30012 * c-typeck.c (null_pointer_constant_p): Replace use of
30013 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
30014 (build_c_cast): Likewise.
30016 2007-01-12 Roger Sayle <roger@eyesopen.com>
30018 * tree.h (force_fit_type_double): Remove unused final argument.
30019 * c-common.c (constant_expression_warning): Replace use of
30020 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
30021 (convert_and_check): Likewise.
30022 (shorten_compare): Update call to force_fit_type_double.
30023 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
30024 * convert.c (convert_to_pointer): Update call to
30025 force_fit_type_double.
30026 * fold-const.c (force_fit_type_double): Remove overflowed_const
30028 (int_const_binop, fold_convert_const_int_from_int,
30029 fold_convert_const_int_from_real, fold_div_compare,
30030 fold_sign_changed_comparison, fold_unary, fold_negate_const,
30031 fold_abs_const, fold_not_const): Remove the final argument from
30032 calls to force_fit_type_double.
30034 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
30036 * configure.ac: Set insn to "nop" for spu-*-* also.
30037 * configure: Regenerate.
30039 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
30041 * builtins.def : Add BUILT_IN_FREE.
30043 2007-01-12 Jan Hubicka <jh@suse.cz>
30045 PR tree-optimization/30443
30046 * tree-inline.c (tree_function_versioning): Do not optimize when
30047 cloning for inlining.
30049 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
30051 * doc/loop.texi: Document recording of loop exits.
30052 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
30053 (update_single_exits_after_duplication,
30054 update_single_exit_for_duplicated_loop,
30055 update_single_exit_for_duplicated_loops): Removed.
30056 (duplicate_loop_to_header_edge): Do not call
30057 update_single_exits_after_duplication and
30058 update_single_exit_for_duplicated_loops.
30059 (loop_version): Do not update single_exit information.
30060 (fix_loop_structure): Use record_loop_exits instead of
30061 mark_single_exit_loops.
30062 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
30063 the lists of loop exits.
30064 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
30065 split_edge, merge_blocks): Update the lists of loop exits.
30066 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
30067 loop_optimizer_init.
30068 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
30069 of mark_single_exit_loops.
30070 (loop_optimizer_finalize): Call release_recorded_exits.
30071 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
30072 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
30073 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
30074 update single exit information.
30075 * lambda-code.c (perfect_nestify): Ditto.
30076 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
30077 (mark_single_exit_loops): Removed.
30078 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
30079 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
30080 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
30082 (get_loop_exit_edges, single_exit): Use recorded exit lists.
30083 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
30084 (verify_loop_structure): Verify consistency of the exit lists.
30085 (flow_loops_find): Use alloc_loop. Initialize exits hash.
30086 (set_single_exit): Removed.
30087 * cfgloop.h (struct loop_exit): New function.
30088 (struct loop): single_exit_ field replaced by exits field.
30089 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by
30090 LOOPS_HAVE_RECORDED_EXITS.
30091 (struct loops): Added exits hash.
30092 (mark_single_exit_loops, set_single_exit): Declaration removed.
30093 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
30095 2007-01-12 Richard Sandiford <richard@codesourcery.com>
30097 * doc/invoke.texi: Avoid use of @headitem.
30099 2007-01-12 Richard Sandiford <richard@codesourcery.com>
30101 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
30103 2007-01-12 Richard Sandiford <richard@codesourcery.com>
30105 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
30108 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
30109 Richard Sandiford <richard@codesourcery.com>
30111 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
30112 * config/m68k/m68k.opt: Resort options.
30113 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
30115 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
30116 Richard Sandiford <richard@codesourcery.com>
30118 * doc/invoke.texi: Document the macros that are defined by
30119 m68k's -mtune and -mhard-float options.
30120 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
30121 (m68k_cpp_cpu_family): Likewise.
30122 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
30123 of __ucfv*__ macros. Define __mcffpu__ if generating code for
30124 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
30125 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
30126 (m68k_cpp_cpu_family): Likewise.
30128 2007-01-12 Richard Sandiford <richard@codesourcery.com>
30130 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
30131 macros besides mc68000 as tuning macros. Use a switch statement
30132 to set them and mcpu32.
30134 2007-01-12 Julian Brown <julian@codesourcery.com>
30136 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
30137 (TARGET_68040_ONLY): Rename to...
30138 (TARGET_68040): ...this.
30139 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
30140 * config/m68k/m68k.md: Likewise.
30142 2007-01-12 Julian Brown <julian@codesourcery.com>
30143 Nathan Sidwell <nathan@codesourcery.com>
30144 Richard Sandiford <richard@codesourcery.com>
30146 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
30147 the -mcpu= argument associated with the --with-cpu setting.
30148 Define M68K_DEFAULT_TUNE to the default -mtune= option,
30149 if different from the one implied by the -mcpu setting.
30150 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
30151 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
30152 * doc/invoke.texi: Mention ColdFire in the introduction to the
30153 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
30154 -mno-div and -mhard-float options. Make -m68881 a synonym for
30155 -mhard-float. Document the previously-undocumented -m5206e,
30156 -m528x, -m5307 and -m5407 options. Tweak the existing option
30157 documentation for consistency.
30158 * doc/install.texi: Mention new --with-cpu arguments.
30159 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
30160 default CPU if neither -mcpu nor -march are specified.
30161 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
30162 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
30163 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
30164 using m68k_tune to decide between families that implement the
30165 same ISA. Use m68k_tune to set __mcfv4e__.
30166 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
30167 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
30168 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
30169 (FL_ISA_C, FL_ISA_MMU): New macros.
30170 (MASK_COLDFIRE): Delete.
30171 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
30172 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
30173 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
30174 (TARGET_HARD_FLOAT): Do not define here.
30175 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
30176 (TUNE_68000): New macro.
30177 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
30178 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
30179 (TUNE_CFV2): Redefine in terms of m68k_tune.
30180 (uarch_type, target_device, fpu_type): New enums.
30181 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
30182 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
30183 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
30184 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
30185 (FL_FOR_isa_c): New macros.
30186 (m68k_isa): New enum.
30187 (m68k_target_selection): New structure.
30188 (all_devices, all_isas, all_microarchs): New tables.
30189 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
30190 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
30191 (MASK_ALL_CPU_BITS): Delete.
30192 (m68k_find_selection): New function.
30193 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
30194 Map the legacy target options to a combination of the new ones.
30195 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
30196 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
30197 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
30199 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
30200 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
30202 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
30203 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
30204 * config/m68k/m68k-devices.def: New file.
30206 2007-01-12 Richard Sandiford <richard@codesourcery.com>
30207 Nathan Sidwell <nathan@codesourcery.com>
30209 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
30210 (SUBTARGET_EXTRA_SPECS): New macros.
30211 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
30212 use %(asm_cpu_spec) instead.
30213 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
30214 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
30215 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
30216 (EXTRA_SPECS): Rename to...
30217 (SUBTARGET_EXTRA_SPECS): ...this.
30219 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
30220 Richard Sandiford <richard@codesourcery.com>
30221 Julian Brown <julian@codesourcery.com>
30223 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
30224 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
30225 to the configuration's default CPU.
30226 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
30227 Remove default masks.
30228 (m680[012]0-*-*): Set the default with_cpu to the first part of
30230 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
30231 (m68k*-*-linux): Extend the --with-cpu handling to...
30232 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
30233 and m68010. Don't set target_cpu_default2.
30234 * doc/install.texi: Document --with-cpu for m68k.
30235 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
30236 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
30237 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
30238 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
30239 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
30240 (ASM_SPEC): Remove use of %(asm_cpu_default).
30241 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
30242 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
30243 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
30244 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
30245 __HAVE_FPU__ if TARGET_HARD_FLOAT.
30246 (TARGET_DEFAULT): Delete.
30247 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
30248 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
30249 (CPP_CPU_SPEC): Delete.
30250 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
30251 the appropriate string.
30252 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
30253 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
30254 (ASM_SPEC): Don't use %(asm_default_spec).
30255 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
30256 TARGET_DEFAULT and add MASK_68881.
30257 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
30259 2007-01-12 Richard Sandiford <richard@codesourcery.com>
30261 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
30262 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
30263 MASK_68010 alongside MASK_68020.
30264 * doc/invoke.texi: Document -m68010.
30265 * config/m68k/m68k.opt (m68010): New.
30266 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
30268 (TUNE_68010): New macro.
30269 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
30270 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
30271 (M68K_CPU_m68332): Add MASK_68010.
30272 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
30273 fallback definition.
30274 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
30276 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
30277 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
30278 to all entries that use MASK_68020.
30279 (output_move_simode_const, output_move_himode, output_move_qimode)
30280 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
30281 instead of TARGET_68020 to select clr behavior. Remove comment
30282 about there being no TARGET_68010.
30283 * config/m68k/m68k.md: Likewise throughout.
30285 2007-01-12 Julian Brown <julian@codesourcery.com>
30287 * config/m68k/m68k.h (TARGET_ISAB): New macro.
30288 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
30289 * config/m68k/m68k.md: Likewise.
30291 2007-01-12 Julian Brown <julian@codesourcery.com>
30293 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
30294 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
30296 2007-01-12 Julian Brown <julian@codesourcery.com>
30298 * config/m68k/m68k.h (TUNE_68040_60): New macro.
30299 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
30300 * config/m68k/m68k.md: Likewise.
30302 2007-01-12 Julian Brown <julian@codesourcery.com>
30303 Richard Sandiford <richard@codesourcery.com>
30305 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
30306 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
30307 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
30309 (TARGET_CPU32): Rename to...
30310 (TUNE_CPU32): ...this.
30311 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
30312 (TUNE_CFV2): New macros.
30313 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
30314 remove conditions that are implied by TARGET_68020.
30315 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
30316 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
30317 (m68k_output_function_epilogue): Likewise.
30318 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
30319 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
30320 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
30321 non-68000 timings. Refactor multiplication and division costs.
30322 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
30323 TUNE_CPU32 instead of TARGET_CPU32.
30324 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
30325 and TUNE_68060 instead of TARGET_68060.
30326 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
30327 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
30329 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
30330 && !TARGET_COLDFIRE" to choose between moveq and clr.
30331 Likewise in the unnamed movsf pattern.
30332 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
30333 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
30336 2007-01-12 Richard Sandiford <richard@codesourcery.com>
30338 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
30339 of tabbing before backslashes.
30341 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
30343 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
30344 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
30345 (ASM_OUTPUT_INTERNAL_LABEL): Define.
30347 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
30349 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
30350 find_interesting_uses_cond.
30351 (find_interesting_uses_cond): Use extract_cond_operands.
30352 (rewrite_use_compare): Use extract_cond_operands and
30353 force_gimple_operand_bsi. Do not call update_stmt.
30354 (determine_use_iv_cost_condition): Use extract_cond_operands.
30355 Return cheaper of using original bound and changing the exit bound.
30357 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
30359 PR tree-optimization/29516
30360 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
30361 most_expensive_mult_to_index, addr_to_parts,
30362 create_mem_ref, maybe_fold_tmr): Make the type of
30363 fields of TARGET_MEM_REF sizetype.
30364 (move_fixed_address_to_symbol, move_pointer_to_base):
30366 * tree.def (TARGET_MEM_REF): Add comment on types of
30369 2007-01-11 Joseph Myers <joseph@codesourcery.com>
30371 * c-common.c (vector_types_convertible_p): Treat opaque types as
30372 always convertible if they have the same size, but not otherwise.
30374 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
30376 * ifcvt.c (struct noce_if_info): Add comments to the fields.
30377 Remove the b_unconditional field.
30378 (noce_try_sign_mask): Do not look at b_unconditional.
30379 (noce_process_if_block): Do not use merge_if_blocks. Update
30380 the CFG here. Do not set b_unconditional.
30381 (cond_move_process_if_block): Likewise.
30382 (find_cond_trap): Likewise.
30383 (check_cond_move_block): Require simple jump insns at the end
30384 of the basic block.
30386 2007-01-11 Jan Hubicka <jh@suse.cz>
30388 PR tree-optimization/1046
30389 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
30390 when alias info is not ready.
30391 (pass_tail_recursion): Do not require aliasing.
30392 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
30393 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
30394 * tree-ssa-copy.c (pass_copy_prop): Likewise.
30395 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
30396 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
30397 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
30398 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
30400 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
30401 When aliasing is not build, mark statement as volatile.
30403 2007-01-11 Tom Tromey <tromey@redhat.com>
30405 PR preprocessor/15185, PR preprocessor/20989:
30406 * doc/cppopts.texi <-MT>: Update description of algorithm for
30407 computing default target.
30408 <-M, -MD>: Reword "basename" text.
30410 2007-01-11 Roger Sayle <roger@eyesopen.com>
30412 * builtins.c (expand_builtin_pow, expand_builtin_powi,
30413 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
30414 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
30415 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
30416 fold_builtin_bswap, real_constp, fold_builtin_pow,
30417 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
30418 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
30419 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
30420 * convert.c (convert_to_pointer): Likewise.
30421 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
30422 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
30423 const_binop, fold_convert_const_int_from_int,
30424 fold_convert_const_int_from_real,
30425 fold_convert_const_real_from_real, sign_bit_p,
30426 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
30427 fold_sign_changed_comparison, fold_unary, fold_comparison,
30428 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
30429 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
30430 * print-tree.c (print_node_brief, print_node): Likewise.
30431 * stor-layout.c (place_field, layout_type): Likewise.
30432 * tree-chrec.c (keep_cast): Likewise.
30433 * tree.c (build_vector, build_real, build_real_from_int_cst,
30434 build_complex): Likewise.
30436 2007-01-11 Roger Sayle <roger@eyesopen.com>
30438 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
30439 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
30441 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
30443 * configure.ac (strict1_warn): Rename to strict_warn.
30444 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
30445 cc_set_by_configure, quoted_cc_set_by_configure,
30446 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
30447 all_boot_languages, all_stagestuff): Remove.
30448 (target_list): Remove bootstrap targets.
30449 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
30450 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
30451 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
30452 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
30453 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
30454 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
30455 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
30456 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
30457 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
30458 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
30459 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
30460 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
30461 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
30462 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
30463 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
30464 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
30465 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
30466 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
30467 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
30468 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
30469 (mostlyclean): Adjust.
30470 (clean, distclean): Don't mention bootstrap stuff.
30471 * configure: Regenerate.
30472 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
30473 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
30474 treelang/config-lang.in (stagestuff): Remove.
30475 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
30476 stageprofile, stagefeedback, stagestuff): Remove mention.
30478 2007-01-11 Nick Clifton <nickc@redhat.com>
30480 * config/mcore/predicates.md (mcore_general_movesrc_operand):
30482 (mcore_general_movdst_operand): Do not accept CONST_INTs.
30483 (mcore_arith_K_S_operand): Run the test for the S constraint not
30484 the test for the M constraint.
30485 (mcore_addsub_operand): Do not accept integer values that are
30486 larger than 32 bits.
30487 * config/mcore/mcore.md: Remove unused constraints from split.
30488 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
30489 (addsi3): Likewise.
30490 (allocate_stack): Likewise.
30491 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
30492 operands to 32 bits.
30493 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
30495 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
30496 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
30497 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
30498 mcore_output_bclri, mcore_output_andn, output_inline_const,
30499 mcore_output_move, mcore_output_movedouble): Likewise.
30500 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
30501 (output_inline_const): Likewise.
30502 (output_inline_const): Fix format strings used in sprintf
30504 * config/mcore/mcore-protos.h: Update prototypes for changed
30505 functions in mcore.c.
30506 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
30507 HOST_WIDE_INT and not int.
30508 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
30509 CONST_OK_FOR_N): Likewise.
30510 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
30511 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
30514 2007-01-10 Jan Hubicka <jh@suse.cz>
30516 * tree-vrp.c (remove_range_assertions): Release defs.
30517 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
30518 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
30520 2007-01-10 Paul Brook <paul@codesourcery.com>
30522 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
30523 * config/arm/arm.md (mulsi3subsi): New insn.
30525 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
30527 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
30528 (tree_transform_and_unroll_loop): New.
30529 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
30532 2007-01-10 Robert Kennedy <jimbob@google.com>
30534 * fold-const.c (fold_comparison): Fold comparisons like (x *
30535 1000 < 0) to (x < 0).
30537 2007-01-10 Ian Lance Taylor <iant@google.com>
30539 * tree-pretty-print.c (dump_generic_node): Print parentheses when
30540 operands have the same priority.
30542 2007-01-10 Tom Tromey <tromey@redhat.com>
30544 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
30545 (fold_binary): Likewise.
30546 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
30547 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
30548 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
30549 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
30550 * langhooks.h (struct lang_hooks): Removed field
30551 'can_use_bit_fields_p'.
30553 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
30555 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
30557 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
30559 * function.c (get_last_funcdef_no): New function.
30560 * function.h (get_last_funcdef_no): Declare.
30561 * tree-inline.c (initialize_cfun): Add initialization.
30562 (tree_function_versioning): Cleanup.
30564 2007-01-10 Jan Hubicka <jh@suse.cz>
30566 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
30569 2007-01-10 Sa Liu <saliu@de.ibm.com>
30570 Ben Elliston <bje@au.ibm.com>
30572 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
30573 for SAVE_NONLOCAL and Pmode for any other save level.
30574 * spu-protos.h (spu_restore_stack_block): Declare.
30575 * spu.md (save_stack_block): Remove.
30576 (restore_stack_block): Call spu_restore_stack_block.
30577 * spu.c (spu_restore_stack_block): New function.
30578 (spu_expand_epilogue): Remove old comment.
30580 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
30582 PR tree-optimization/30322
30583 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
30584 (cand_value_at): Return the value as aff_tree.
30585 (may_eliminate_iv): Convert the bound from aff_tree to tree.
30586 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
30587 aff_combination_mult): New functions.
30588 (aff_combination_add): Use aff_combination_add_cst.
30589 (aff_combination_convert): Allow conversions to a wider type.
30590 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
30591 * tree-affine.h (aff_combination_mult): Declare.
30593 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
30595 * doc/tm.texi: Update documentation to reflect reality of exec
30596 and start file search behaviours. Update copyright year.
30597 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
30598 header file directories.
30600 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
30602 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
30603 (*cosxf2): Rename to cosxf2_i387.
30604 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
30605 using X87MODEF12 mode macro. Rename patterns to
30606 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
30608 (*cosdf2, *cossf2): Ditto.
30609 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
30610 to match extended input operands.
30611 (sincos<mode>3): New expander.
30612 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
30613 insn patterns and corresponding splitters.
30615 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
30617 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
30618 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
30620 2007-01-09 Nicolas Pitre <nico@cam.org>
30623 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
30625 2007-01-08 Geoffrey Keating <geoffk@apple.com>
30627 * target.h (struct gcc_target): New field library_rtti_comdat.
30628 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
30629 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
30630 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
30631 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
30633 2007-01-08 Geoffrey Keating <geoffk@apple.com>
30635 * doc/invoke.texi (Optimize Options): Correct description of -O0.
30637 2007-01-08 Richard Guenther <rguenther@suse.de>
30639 * tree.h (force_fit_type_double): Export.
30640 (force_fit_type): Remove.
30641 * fold-const.c (force_fit_type_double): New function.
30642 (force_fit_type): Remove.
30643 (int_const_binop): Use it.
30644 (fold_convert_const_int_from_int): Likewise.
30645 (fold_convert_const_int_from_real): Likewise.
30646 (fold_div_compare): Likewise.
30647 (fold_sign_changed_comparison): Likewise.
30648 (fold_unary): Likewise.
30649 (fold_negate_const): Likewise.
30650 (fold_abs_const): Likewise.
30651 (fold_not_const): Likewise.
30652 * c-common.c (shorten_compare): Use force_fit_type_double.
30653 * convert.c (convert_to_pointer): Likewise.
30655 2007-01-08 Richard Guenther <rguenther@suse.de>
30657 * tree.h (build_int_cst_wide_type): Export.
30658 * tree.c (build_int_cst_wide_type): New function.
30659 (build_int_cst_wide): Fix comment.
30660 * builtins.c (fold_builtin_object_size): Use build_int_cst
30661 to build -1 or 0 of the correct type. Use fit_double_type
30662 to check for overflow.
30663 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
30665 (decode_field_reference): Likewise.
30666 (all_ones_mask_p): Likewise.
30667 (native_interpret_int): Use build_int_cst_wide_type.
30668 (fold_binary): Use build_int_cst_type to build an all-ones
30670 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
30672 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
30674 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
30676 2007-01-09 Ben Elliston <bje@au.ibm.com>
30678 * genautomata.c (STATS_OPTION): New option.
30679 (stats_flag): New flag.
30680 (gen_automata_option): Handle it.
30681 (initiate_automaton_gen): Ditto.
30682 (write_automata): Output statistics only if stats_flag is
30683 set. Likewise, output time statistics only if time_flag is set.
30684 * doc/md.texi (Processor pipeline description): Document new flag.
30686 2007-01-08 Richard Guenther <rguenther@suse.de>
30688 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
30689 * tree.c (build_int_cst_type): Likewise.
30690 (size_in_bytes): Don't call force_fit_type on the result.
30691 (int_fits_type_p): Use fit_double_type.
30692 * fold-const.c (fit_double_type): New function.
30693 (force_fit_type): Use it.
30694 * tree.h (fit_double_type): Export.
30696 2007-01-08 Jan Hubicka <jh@suse.cz>
30698 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
30699 * ipa.c (function_and_variable_visibility): Fix return type.
30701 2007-01-08 Richard Guenther <rguenther@suse.de>
30703 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
30704 of offset to build the index.
30705 * tree-pretty-print.c (dump_generic_node): Don't build negated
30706 const just for printing.
30707 * c-pretty-print.c (pp_c_integer_constant): Likewise.
30708 * builtins.c (fold_builtin_int_roundingfn): Check if result
30709 fits the type by using force_fit_type and comparing the result.
30710 * predict.c (predict_loops): Use compare_tree_int for comparison.
30711 * tree.c (build_int_cst): Fall back to integer_type_node for
30713 (build_int_cst_wide): Assert type is non-null.
30715 2007-01-08 Roberto Costa <roberto.costa@st.com>
30717 * tree-vrp.c (extract_range_from_cond_expr): New.
30718 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
30719 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
30721 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
30722 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
30723 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
30724 used as expressions.
30725 * tree-object-size.c (cond_expr_object_size): New.
30726 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
30728 2007-01-08 Jan Hubicka <jh@suse.cz>
30730 * tree-ssa-forwprop.c (forward_propagate_into_cond,
30731 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
30734 2007-01-08 Richard Guenther <rguenther@suse.de>
30736 PR tree-optimization/23603
30737 * tree-vrp.c (set_value_range_to_truthvalue): New function.
30738 (extract_range_from_binary): Fall back to truthvalue instead of
30739 varying for TRUTH_*_EXPR.
30740 (extract_range_from_comparison): Fall back to truthvalue instead of
30742 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
30743 if all visited PHI values were constant.
30745 2007-01-08 Jan Hubicka <jh@suse.cz>
30747 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
30748 (cgraph_analyze_function): break out from ...
30749 (cgraph_finalize_compilation_unit): ... here.
30750 (cgraph_expand_function): Remove forgoten commented out line.
30751 (cgraph_optimize): Analyze functions.
30753 2007-01-08 Jan Hubicka <jh@suse.cz>
30755 * tree-pas.h (TODO_remove_function): New flag.
30756 (TODO_update*): Renumber.
30757 (pass_ipa_increase_alignment,
30758 pass_ipa_function_and_variable_visibility): New passes.
30759 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
30760 (cgraph_function_and_variable_visibility): Move to ipa.c
30761 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
30762 cgraph_increase_alignment.
30763 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
30764 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
30765 calling tree-inline.
30766 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
30767 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
30768 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
30769 (gate_increase_alignment): New function.
30770 (pass_ipa_increase_alignment): New pass.
30771 * ipa.c: Inline tree-pass.h and timevar.h
30772 (function_and_variable_visibility): Move here from cgraphunit.c
30773 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
30774 * passes.c (init_optimization_passes): Add the two new passes.
30775 (execute_todo): Handle cgraph_remove_functions.
30777 2007-01-08 Nick Clifton <nickc@redhat.com>
30779 * config/frv/predicates.md (reg_or_0_operand): Accept
30782 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
30784 * config/bfin/rtems.h, config/bfin/t-rtems: New.
30785 * config.gcc: Add bfin*-rtems*.
30787 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
30789 * c.opt: Add -flax-vector-conversions.
30790 * c-typeck.c (convert_for_assignment): Pass flag to
30791 vector_types_convertible_p to allow emission of note.
30792 (digest_init): Likewise.
30793 * c-opts.c: Handle -flax-vector-conversions.
30794 * c-common.c (flag_lax_vector_conversions): New.
30795 (vector_types_convertible_p): Unless -flax-vector conversions
30796 has been passed, disallow conversions between vectors with
30797 differing numbers of subparts and/or element types. If such
30798 a conversion is disallowed, possibly emit a note on the first
30799 occasion only to inform the user of -flax-vector-conversions.
30800 The new last argument specifies this.
30801 * c-common.h (flag_lax_vector_conversions): New.
30802 (vector_types_convertible_p): Add extra argument.
30803 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
30804 char_type_node for V*QI type vectors.
30805 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
30806 Update to satisfy new typechecking rules.
30807 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
30808 C and C++ variants.
30809 * doc/invoke.texi (C Dialect Options): Document
30810 -flax-vector-conversions.
30812 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
30814 PR tree-optimization/29877
30815 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
30816 a register variable on the RHS to not be replaceable.
30818 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
30819 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
30820 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
30821 const_simm15, const_pow2, const_npow2): Added.
30822 * config/score/misc.md (insv, extv, extzv, movmemsi,
30823 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
30824 * config/score/score.c (score_address_cost, score_select_cc_mode):
30826 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
30827 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
30828 Update score_print_operand.
30829 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
30830 Adjust register allocate order and update some macro define.
30831 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
30832 mdx_block_move_straight, mdx_block_move_loop_head,
30833 mdx_block_move_loop_body, mdx_block_move_loop_foot,
30834 mdx_block_move_loop, mdx_block_move): Added.
30835 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
30836 mdp_limm): Updated and fix some bug and typo.
30837 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
30838 (movsf, movdf, doloop_end): Added.
30840 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
30842 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
30843 config/arm/thumb2.md: Fix comment typos.
30844 * doc/extend.texi: Fix a typo.
30846 2007-01-07 Eric Christopher <echristo@apple.com>
30848 * configure.ac: Check for __stack_chk_fail for darwin.
30849 * configure: Regenerate.
30851 2007-01-07 Richard Guenther <rguenther@suse.de>
30853 * tree-vrp.c (extract_range_from_assert): CSE calls to
30854 compare_values where possible.
30855 (extract_range_from_unary_expr): Likewise.
30857 2007-01-07 Anatoly Sokolov <aesok@post.ru>
30859 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
30860 * config/avr/avr.c (call_insn_operand): Delete function.
30861 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
30862 instead of register number. Use predicates.
30863 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
30864 call_insn_operand): Add.
30866 2007-01-06 Jan Hubicka <jh@suse.cz>
30868 * tree-pass.h (pass_build_cgraph_edges): Declare.
30869 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
30870 (visited_nodes): Remove.
30871 (cgraph_create_edges): Move to cgraphbuild.c; rename to
30872 build_cgrpah_edges; make visited_nodes local.
30873 (cgraph_process_new_functions): DO not call initialize_inline_failed.
30874 (record_references_in_initializer): Move to cgraphbuild.c
30875 (initialize_inline_failed, rebuild_cgraph_edges,
30876 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
30877 (verify_cgraph_node): Make visited_nodes local.
30878 (cgraph_analyze_function): Do not call cgraph_create_edges and
30879 initialize_inline_failed.
30880 (cgraph_expand_function): Do not call cgraph_lower_function;
30881 assert that function is already lowered.
30882 * Makefile.in (cgraphbuild.o): New.
30883 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
30884 at the end of lowering passes.
30886 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
30888 * ifcvt.c (cond_move_convert_if_block): New function, code
30889 factored out from...
30890 (cond_move_process_if_block): ...here. Call the new function
30891 on the THEN and ELSE blocks.
30892 (merge_if_block): Do not copy global_live_at_end, merge_blocks
30893 already takes care of this.
30895 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
30898 * tree.h (TREE_OVERFLOW_P): New.
30899 * c-typeck.c (parser_build_unary_op): Warn only if result
30900 overflowed and operands did not.
30901 (parser_build_binary_op): Likewise.
30902 (convert_for_assignment): Remove redundant overflow_warning.
30903 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
30905 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
30907 * c-typeck.c (store_init_value): Split over two lines to follow
30908 the GNU coding style.
30910 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
30912 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
30913 __GXX_EXPERIMENTAL_CXX0X__.
30914 * doc/cpp.texi: Same.
30916 2007-01-05 Richard Guenther <rguenther@suse.de>
30918 PR middle-end/27826
30919 * tree.c (get_narrower): Do not construct COMPONENT_REFs
30920 with mismatched types. Instead explicitly build a
30921 conversion NOP_EXPR.
30923 2007-01-05 Ian Lance Taylor <iant@google.com>
30925 * c-common.c (decl_with_nonnull_addr_p): New function.
30926 (c_common_truthvalue_conversion): Call it.
30927 * c-typeck.c (build_binary_op): Likewise.
30928 * c-common.h (decl_with_nonnull_addr_p): Declare.
30930 2007-01-05 Jakub Jelinek <jakub@redhat.com>
30933 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
30936 2007-01-05 Joel Brobecker <brobecker@adacore.com>
30938 * doc/install.texi (Final install): Document the fact that
30939 the GNAT runtime should not be stripped.
30941 2007-01-04 Jan Hubicka <jh@suse.cz>
30943 * tree-inline.c (fold_marked_statements): Update operand caches
30944 and EH after folding
30946 2007-01-04 Ian Lance Taylor <iant@google.com>
30948 * c-common.c (check_function_nonnull): Whitespace fix.
30950 2007-01-04 Jan Hubicka <jh@suse.cz>
30952 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
30953 comitted older version of patch.
30954 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
30955 function, celanup cfg and collect garbage.
30957 2007-01-04 Mike Stump <mrs@apple.com>
30959 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
30962 2007-01-04 Eric Christopher <echristo@apple.com>
30964 * libgcc2.c (__bswapsi2): Use SItype.
30965 (__bswapdi2): Use DItype.
30966 * libgcc2.h: Update for above.
30968 2007-01-04 Paul Brook <paul@codesourcery.com>
30970 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
30971 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
30972 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
30973 umulsidi3, umulsidi3adddi, smulsi3_highpart,
30974 umulsi3_highpart): Make conditional on !arm_arch6.
30975 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
30976 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
30977 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
30978 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
30979 umulsi3_highpart_v6): New insns.
30981 2007-01-04 Roger Sayle <roger@eyesopen.com>
30983 * fold-const.c (fold_convert): When casting an expression to void,
30984 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
30985 have a type. Instead of attempting to build a NOP_EXPR, return
30986 these "special" trees directly.
30988 2007-01-04 Joseph Myers <joseph@codesourcery.com>
30990 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
30991 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
30992 rs6000_cost->fp not 0 as adjustment for outer NEG.
30994 2007-01-04 Jan Hubicka <jh@suse.cz>
30996 * cgraph.c (cgraph_release_function_body): New function.
30997 (cgraph_remove_node): Use it.
30998 * cgraph.h (cgraph_release_function_body): Declare.
30999 * cgraphunit.c (cgraph_expand_function): Use it.
31000 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
31001 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
31002 is initialized and while compilation of other function is running.
31003 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
31004 statement CFG annotations from here to ...
31005 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
31007 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
31009 * cfgloop.h (enum li_flags): Make the constants powers of two.
31011 2007-01-04 Jan Hubicka <jh@suse.cz>
31013 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
31015 (fold_marked_statements): New function.
31016 (optimize_inline_calls, tree_function_versioning): Fold new statements.
31017 * tree-inline.h (copy_body_data): Add statements_to_fold.
31019 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
31021 * config.gcc: Mention libgcc/config.host.
31022 * Makefile.in: Update comments mentioning libgcc.
31023 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
31024 (all.cross, start.encap, rest.encap, rest.cross): Update
31025 dependencies for libgcc move.
31026 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
31027 (clean-target, clean-target-libgcc): Delete.
31028 (srcdirify, GCC_EXTRA_PARTS): New macros.
31029 (libgcc-support, libgcc.mvars): New rules.
31030 (distclean): Remove mention of mklibgcc.
31031 (install): Don't reference INSTALL_LIBGCC.
31032 (install-common): Don't reference EXTRA_PARTS.
31033 (install-libgcc, install-multilib): Delete rules.
31034 * mklibgcc.in: Delete file.
31035 * doc/configfiles.texi: Don't mention mklibgcc.
31037 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
31038 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
31039 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
31040 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
31041 (mklibgcc, ldblspecs): Likewise.
31043 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
31044 (posixpre.def): Use $(T).
31045 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
31046 (SHLIB_SRC, SHLIB_INSTALL): Delete.
31047 (SHLIB_LINK): Make dummy.
31048 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
31050 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
31052 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
31053 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
31054 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
31055 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
31057 * configure.ac (all_outputs): Remove mklibgcc.
31058 * configure: Regenerated.
31060 2007-01-03 Josh Conner <jconner@apple.com>
31062 PR middle-end/29683
31063 * calls.c (compute_argument_addresses): Set stack and stack_slot
31064 for partial args, too.
31065 (store_one_arg): Use locate.size.constant for the size when
31066 generating a save_area.
31068 2007-01-03 Robert Kennedy <jimbob@google.com>
31070 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
31071 whose definitions are deleted due to basic block merging.
31073 2007-01-03 Paul Brook <paul@codesourcery.com>
31076 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
31078 (use_return_insn): Return 0 for Thumb interrupt functions.
31079 (print_multi_reg): Add rfe argument for IRQ returns.
31080 (arm_output_epilogue): Pop interrupt return address directly into PC.
31081 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
31083 2007-01-03 Paul Brook <paul@codesourcery.com>
31085 Merge from sourcerygxx-4_1.
31086 * config/arm/thumb2.md: New file.
31087 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
31089 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
31090 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
31091 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
31092 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
31094 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
31095 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
31097 * config/arm/ieee754-sf.S: Ditto.
31098 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
31099 (thumb1_base_register_rtx_p): ... to this.
31100 (thumb_index_register_rtx_p): Rename...
31101 (thumb1_index_register_rtx_p): ... to this.
31102 (thumb_output_function_prologue): Rename...
31103 (thumb1_output_function_prologue): ... to this.
31104 (thumb_legitimate_address_p): Rename...
31105 (thumb1_legitimate_address_p): ... to this.
31106 (thumb_rtx_costs): Rename...
31107 (thumb1_rtx_costs): ... to this.
31108 (thumb_compute_save_reg_mask): Rename...
31109 (thumb1_compute_save_reg_mask): ... to this.
31110 (thumb_final_prescan_insn): Rename...
31111 (thumb1_final_prescan_insn): ... to this.
31112 (thumb_expand_epilogue): Rename...
31113 (thumb1_expand_epilogue): ... to this.
31114 (arm_unwind_emit_stm): Rename...
31115 (arm_unwind_emit_sequence): ... to this.
31116 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
31117 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
31118 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
31119 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
31120 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
31121 thumb2_output_casesi): New functions.
31122 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
31123 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
31124 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
31125 THUMB2_WORK_REGS): Define.
31126 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
31127 arm_condexec_mask, arm_condexec_masklen)): New variables.
31128 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
31129 (arm_override_options): Check new CPU capabilities.
31130 Set new architecture flag variables.
31131 (arm_isr_value): Handle v7m interrupt functions.
31132 (user_return_insn): Return 0 for v7m interrupt functions. Handle
31134 (const_ok_for_arm): Handle Thumb-2 constants.
31135 (arm_gen_constant): Ditto. Use movw when available.
31136 (arm_function_ok_for_sibcall): Return false for v7m interrupt
31138 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
31139 (thumb_find_work_register, arm_load_pic_register,
31140 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
31141 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
31142 print_multi_reg, output_mov_long_double_fpa_from_arm,
31143 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
31144 output_mov_double_fpa_from_arm, output_move_double,
31145 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
31146 output_return_instruction, arm_output_function_prologue,
31147 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
31148 arm_output_mi_thunk, thumb_set_return_address): Ditto.
31149 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
31150 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
31151 (arithmetic_instr, shift_op): Use arm_shift_nmem.
31152 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
31154 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
31155 (thumb_expand_prologue): Use thumb_set_frame_pointer.
31156 (arm_file_start): Output directive for unified syntax.
31157 (arm_unwind_emit_set): Handle stack alignment instruction.
31158 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
31159 Add v6t2, v7, v7a, v7r and v7m.
31160 (RETLDM): Add Thumb-2 code.
31161 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
31162 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
31163 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
31164 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
31165 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
31166 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
31167 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
31168 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
31169 ADJUST_INSN_LENGTH): Define.
31170 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
31171 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
31172 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
31173 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
31174 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
31175 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
31176 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
31177 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
31178 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
31179 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
31180 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
31181 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
31182 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
31183 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
31184 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
31185 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
31186 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
31188 * config/arm/arm-tune.md: Regenerate.
31189 * config/arm/arm-protos.h: Update prototypes.
31190 * config/arm/vfp.md: Enable patterns for Thumb-2.
31191 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
31192 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
31193 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
31194 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
31195 * config/arm/libunwind.S: Add Thumb-2 code.
31196 * config/arm/constraints.md: Update include Thumb-2.
31197 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
31198 * config/arm/ieee754-df.S: Ditto.
31199 * config/arm/bpabi.S: Ditto.
31200 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
31201 * config/arm/predicates.md (low_register_operand,
31202 low_reg_or_int_operand, thumb_16bit_operator): New.
31203 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
31204 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
31205 * config/arm/t-arm-elf: Add armv7 multilib.
31206 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
31208 (UNSPEC_STACK_ALIGN, ce_count): New.
31209 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
31210 arm_zero_extendsidi2, arm_zero_extendqidi2): New
31212 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
31213 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
31214 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
31215 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
31216 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
31217 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
31219 * doc/extend.texi: Document ARMv7-M interrupt functions.
31220 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
31222 2007-01-03 Jakub Jelinek <jakub@redhat.com>
31224 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
31225 (struct _Unwind_Context): Rename args_size to flags, remove
31226 signal_frame field, add a new args_size field and version field.
31227 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
31228 _Unwind_IsExtendedContext): New inline functions.
31229 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
31230 Assume by_value array is only present if _Unwind_IsExtendedContext.
31231 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
31232 _Unwind_IsSignalFrame.
31233 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
31234 (uw_update_context_1): Use _Unwind_SetSignalFrame.
31235 (uw_init_context_1): Initialize context->flags to
31236 EXTENDED_CONTEXT_BIT.
31237 * config/rs6000/linux-unwind.h (frob_update_context): Use
31238 _Unwind_SetSignalFrame.
31240 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
31242 PR middle-end/30353
31243 * gimplify.c (gimplify_modify_expr_complex_part): Move below
31244 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
31247 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
31249 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
31250 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
31251 RET, AT_SP): Remove.
31252 * config/i386/i386.md (*sse_prologue_save_insn): Use return
31255 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
31256 * cfgbuild.c (find_basic_blocks): Likewise.
31257 * cfgrtl.c (rtl_create_basic_block): Likewise.
31258 * function.c (temp_slots_at_level): Likewise.
31259 * reg-stack.c (stack_regs_mentioned): Likewise.
31260 * regclass.c (allocate_reg_info): Likewise.
31261 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
31262 set_bb_for_stmt, move_block_to_fn): Likewise.
31263 * tree-complex.c (tree_lower_complex): Likewise.
31264 * vec.h (VEC_safe_grow_cleared): New.
31266 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
31268 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
31270 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
31271 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
31273 * cfgloopmanip.c (scale_loop_frequencies): Export.
31274 (loopify): Scale the frequencies by prescribed coefficients.
31275 (set_zero_probability): New function.
31276 (duplicate_loop_to_header_edge): Improve updating of frequencies.
31277 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
31278 and frequencies according to arguments.
31279 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
31281 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
31282 * modulo-sched.c (sms_schedule): Set probabilities for entering
31283 versioned loop correctly.
31284 * tree-vect-transform.c (vect_transform_loop): Ditto.
31285 * cfgloop.h (loopify, loop_version): Declaration changed.
31286 (scale_loop_frequencies): Declared.
31288 2007-01-02 Jan Hubicka <jh@suse.cz>
31290 * cgraph.c: Include tree-flow.h
31291 (cgraph_add_new-function): Handle IPA_SSA mode; execute
31292 early_local_passes.
31293 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
31294 * tree-pass.h (pass_all_early_optimizations): Declare.
31295 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
31296 early_local_passes.
31297 (cgraph_analyze_function): Do early_local_passes.
31298 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
31299 Do not add referenced vars.
31300 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
31302 (gate_all_early_local_passes): New gate.
31303 (pass_early_local_passes): Use new gate.
31304 (execute_early_local_optimizations): New functions.
31305 (gate_all_early_optimizations): New gate.
31306 (pass_all_early_optimizations): New pass.
31307 (execute_free_datastructures): Free SSA only when initialized.
31308 (gate_init_datastructures): Init only when optimizing.
31309 (tree_lowering_passes): Do early local passes when called late.
31310 * tree-profile.c (do_tree_profiling): Don't profile functions added
31312 (do_early_tree_profiling, pass_early_tree_profile): Kill.
31313 * tree-cfg.c (update_modified_stmts): Do not update when operands are
31315 * passes.c (init_optimizations_passes): Reorder so we go into SSA
31316 during early_local_passes.
31317 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
31320 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
31322 * Makefile.in: Update copyright year.
31324 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
31326 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
31327 in $(lang_checks) and check-consistency targets.
31329 2007-01-02 Jan Hubicka <jh@suse.cz>
31331 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
31332 Do not add referenced vars.
31333 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
31335 * passes.c (init_optimization_passes): Put mudflap_2 after
31336 free_datastructures.
31338 2007-01-02 Jan Hubicka <jh@suse.cz>
31340 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
31341 Set NOTHROW flag on call statements proved to be nothrow.
31342 Update statement of local calls so new pure/const functions are
31343 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
31345 (tree_rest_of_compilation): Register hooks and initialize bitmap
31346 early. Do not set after_inlining flag.
31348 2007-01-02 Steve Ellcey <sje@cup.hp.com>
31350 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
31351 HOST_BITS_PER_LONGLONG
31353 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
31356 * c-typeck.c (store_init_value): Don't emit pedantic overflow
31357 warning for non-static initializers.
31359 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
31361 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
31362 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
31363 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
31364 Always use set_unique_reg_note to add REG_EQUAL notes.
31366 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
31369 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
31371 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
31372 * cfgbuild.c (find_basic_blocks): Likewise.
31373 * cfgrtl.c (rtl_create_basic_block): Likewise.
31374 * function.c (temp_slots_at_level): Likewise.
31375 * reg-stack.c (stack_regs_mentioned): Likewise.
31376 * regclass.c (allocate_reg_info): Likewise.
31377 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
31378 set_bb_for_stmt, move_block_to_fn): Likewise.
31379 * tree-complex.c (tree_lower_complex): Likewise.
31380 * vec.h (VEC_safe_grow_cleared): New.
31382 2007-01-02 Ian Lance Taylor <iant@google.com>
31384 * c-common.c (c_common_truthvalue_conversion): When warning about
31385 using an assignment as a truth value, set TREE_NO_WARNING.
31387 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
31390 * c.opt (Wold-style-declaration): New.
31391 * doc/invoke.texi (C-only Warning Options): New.
31392 (Wold-style-declaration): Document it.
31393 (Wextra): Enabled by -Wextra.
31394 * c-opts.c (c_common_post_options): Enabled by -Wextra.
31395 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
31396 -Wold-style-declaration.
31398 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
31400 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
31401 * cfgbuild.c (find_basic_blocks): Likewise.
31402 * cfgrtl.c (rtl_create_basic_block): Likewise.
31403 * function.c (temp_slots_at_level): Likewise.
31404 * reg-stack.c (stack_regs_mentioned): Likewise.
31405 * regclass.c (allocate_reg_info): Likewise.
31406 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
31407 set_bb_for_stmt, move_block_to_fn): Likewise.
31408 * tree-complex.c (tree_lower_complex): Likewise.
31409 * vec.h (VEC_safe_grow_cleared): New.
31411 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
31413 * c-common.c (c_common_nodes_and_builtins): Since variants of
31414 void_type_node get built before it is given a name, we need to
31415 give those variants the name, too.
31416 (complete_array_type): We need to work with the canonical main
31417 type of the array, from which we will build the qualified version.
31418 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
31419 * print-tree.c (print_node): Display canonical type information
31421 * stor-layout.c (layout_type): When we don't know the
31422 alignment of a type for which we're building an array, we end up
31423 guessing wrong, so make the type require structural equality.
31424 * tree.c (make_node_stat): When we build a new type, it is its
31425 own canonical type.
31426 (build_type_attribute_qual_variant): When building an attribute
31427 variant, its canonical type is the non-attribute variant. However,
31428 if the attributes are target-dependent and they differ, we need to
31429 use structural equality checks for this type.
31430 (build_qualified_type): A qualified type is not equivalent to its
31431 unqualified variant; set the canonical type appropriately.
31432 (build_distinct_type_copy): When building a distinct type from
31433 another type, the new type is its own canonical type.
31434 (build_variant_type_copy): When building a new type variant, we
31435 assume that it is equivalent to the original type.
31436 (build_pointer_type_for_mode): When building a pointer type, also
31437 build a canonical type pointer.
31438 (build_reference_type_for_mode): When building a reference type,
31439 also build a canonical type reference.
31440 (build_index_type): When we can't hash an index type (e.g.,
31441 because its maximum value is negative), the index type requires
31442 structural equality tests.
31443 (build_array_type): Build the canonical form of an array type.
31444 (build_function_type): Function types require structural equality,
31445 because they contain default arguments, attributes, etc.
31446 (build_method_type_directly): Ditto for method types.
31447 (build_offset_type): Build the canonical offset type.
31448 (build_complex_type): Build the canonical vector type.
31449 (make_vector_type): Build the canonical vector type.
31450 * tree.h (TYPE_CANONICAL): New.
31451 (TYPE_STRUCTURAL_EQUALITY_P): New.
31452 (SET_TYPE_STRUCTURAL_EQUALITY): New.
31453 (struct tree_type): Added "canonical" field.
31454 * params.h (VERIFY_CANONICAL_TYPES): New.
31455 * doc/c-tree.texi (TYPE_CANONICAL): Document.
31456 (TYPE_STRUCTURAL_EQUALITY_P): Document.
31457 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
31458 * doc/invoke.texi (verify-canonical-types): Document --param
31459 parameter for verifying canonical types.
31461 2007-01-02 Joseph Myers <joseph@codesourcery.com>
31463 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
31464 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
31465 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
31466 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
31468 * config/rs6000/e500.h: New.
31469 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
31470 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
31472 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
31473 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
31474 TARGET_E500_DOUBLE): Remove.
31475 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
31476 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
31477 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
31478 * config/rs6000/rs6000.c (rs6000_override_options): Use
31479 CHECK_E500_OPTIONS.
31481 2007-01-02 Joseph Myers <joseph@codesourcery.com>
31483 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
31484 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
31485 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
31486 rs6000_emit_cmove): Don't check TARGET_E500.
31487 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
31488 sordered): Don't check TARGET_E500.
31490 2007-01-01 Eric Christopher <echristo@apple.com>
31492 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
31493 HARD_REGISTER_NUM_P.
31495 2007-01-01 Roger Sayle <roger@eyesopen.com>
31497 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
31498 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
31499 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
31502 2007-01-01 Mike Stump <mrs@apple.com>
31504 * configure.ac: Remove support for building with Apple's gcc-3.1.
31506 2007-01-02 Joseph Myers <joseph@codesourcery.com>
31508 PR middle-end/30311
31509 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
31510 REG is a hard register. Do not modify REG before calling
31512 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
31513 multiple of the size of YMODE for certain lowpart cases.
31515 2007-01-01 Andrew Pinski <pinskia@gmail.com>
31517 PR middle-end/30253
31518 * gimplify (voidify_wrapper_expr): Update for
31519 GIMPLE_MODIFY_STMT.
31521 2007-01-01 Andreas Schwab <schwab@suse.de>
31524 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
31525 save of BR0 in extra_spill_size instead of spill_size.
31526 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
31528 (ia64_expand_epilogue): Restore BR0 from its new location.
31530 2007-01-01 Andrew Pinski <pinskia@gmail.com>
31532 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
31533 Use a temporary variable if the left hand side is not a gimple
31536 2007-01-01 Andrew Pinski <pinskia@gmail.com>
31538 * gimplify.c (gimplify_return_expr): Make the temporary variable
31539 for the return expression, a gimple register variable.
31541 2007-01-01 Jan Hubicka <jh@suse.cz>
31543 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
31546 2007-01-01 Mike Stump <mrs@apple.com>
31548 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
31550 * config/darwin.c (machopic_select_rtx_section): Use
31551 HAVE_GAS_LITERAL16.
31552 (darwin_mergeable_constant_section): Likewise.
31553 * configure: Regenerate.
31554 * config.in: Regenerate.
31556 2007-01-01 Jan Hubicka <jh@suse.cz>
31557 Andrew Pinski <pinskia@gmail.com>
31559 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
31560 before starting IPA passes.