1 2007-11-05 Alexandre Oliva <aoliva@redhat.com>
3 * cfg.c (dump_cfg_bb_info): Update bb_bitnames to match enum.
5 2007-11-04 Andrew Pinski <pinskia@gmail.com>
8 * fold-const.c (fold_binary <case EQ_EXPR>): Convert the inner type
9 for TRUTH_NOT_EXPR to type.
11 2007-11-04 Gerald Pfeifer <gerald@pfeifer.com>
13 * doc/contrib.texi (Contributors): Add Manuel Lopez-Ibanez.
15 2007-11-04 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
18 * dwarf2out.c (add_calling_convention_attribute): Change
19 second argument. Set calling convention to DW_CC_program for
21 (gen_subprogram_die): Adjust to new prototype for
22 add_calling_convention_attribute.
24 2007-11-03 Dorit Nuzman <dorit@il.ibm.com>
26 PR tree-optimization/33987
27 * tree-vect-transform.c (get_initial_def_for_reduction): Fix assert.
29 (vectorizable_reduction): Add type check.
31 2007-11-03 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
34 * c-parser.c (c_parser_statement_after_labels): Error if a
35 declaration is parsed after a label.
37 2007-11-03 Daniel Jacobowitz <dan@codesourcery.com>
40 * reorg.c (emit_delay_sequence): Do not clear the locator on
43 2007-11-03 Jakub Jelinek <jakub@redhat.com>
46 * haifa-sched.c (ok_for_early_queue_removal): Don't walk out of the
49 2007-11-02 Jakub Jelinek <jakub@redhat.com>
51 * config/ia64/ia64.c (struct reg_write_state): Change into
52 unsigned short bitfields rather than unsigned int, decrease
53 first_pred to just 10 bits.
54 (rws_insn): Change into a bitmap or if not ENABLE_CHECKING
56 (rws_insn_set, rws_insn_test): New functions.
57 (in_safe_group_barrier): New variable.
58 (rws_update): Remove first argument, always set rws_sum array.
59 (rws_access_regno): Use rws_insn_set macro. Only call rws_update
60 or update rws_sum if !in_safe_group_barrier, adjust rws_update
62 (rtx_needs_barrier): Use rws_insn_test macro.
63 (safe_group_barrier_needed): Don't save/restore rws_sum array,
64 instead set/clear in_safe_group_barrier flag.
66 2007-11-02 Bob Wilson <bob.wilson@acm.org>
68 * config/xtensa/xtensa.c (xtensa_expand_prologue): Put a
69 REG_FRAME_RELATED_EXPR note on the last insn that sets up the stack
70 pointer or frame pointer.
71 * config/xtensa/xtensa.h (DWARF_UNWIND_INFO): Delete.
72 (MUST_USE_SJLJ_EXCEPTIONS): Define.
73 (DWARF2_UNWIND_INFO): Define.
74 (INCOMING_RETURN_ADDR_RTX): Define.
75 (DWARF_FRAME_RETURN_COLUMN): Define.
77 2007-11-02 Tom Tromey <tromey@redhat.com>
79 * varpool.c (dump_varpool): Use 'next', not 'next_needed' when
82 2007-11-02 Diego Novillo <dnovillo@google.com>
84 * langhooks.h (struct lang_hooks_for_callgraph): Remove third
85 argument from function pointer ANALYZE_EXPR. Update all
87 * cgraph.c (debug_cgraph_node): New.
90 2007-11-02 Jakub Jelinek <jakub@redhat.com>
92 PR rtl-optimization/33648
93 * cfgrtl.c (cfg_layout_split_edge): Initialize BB_PARTITION of
94 the newly created basic block.
96 2007-11-01 Richard Guenther <rguenther@suse.de>
98 * ggc-page.c (extra_order_size_tab): Add bitmap_head size.
100 2007-11-01 Steven Bosscher <stevenb.gcc@gmail.com>
102 PR rtl-optimization/33828
103 * gcse.c (compute_code_hoist_vbeinout): Fix order of computation
106 2007-11-01 Eric Botcazou <ebotcazou@libertysurf.fr>
108 * optabs.c (prepare_cmp_insn): Merge a couple of conditional blocks.
109 * sched-rgn.c (compute_trg_info): Zero 'el' local variable.
110 * tree-if-conv.c (process_phi_nodes): Zero 'cond' local variable.
112 2007-11-01 Nathan Sidwell <nathan@codesourcery.com>
114 * gcc.c (getenv_spec_function): Escape the environment variable's
117 2007-11-01 Janis Johnson <janis187@us.ibm.com>
119 * doc/invoke.texi (Optimize Options): Under -fcse-follow-jumps,
120 show that CSE means common subexpression elimination. Change wording
121 for -fsee and define LCM. Remove capitalization of optimizations
122 for -ftree-reassoc, -ftree-pre, and -ftree-fre.
124 2007-11-01 Janis Johnson <janis187@us.ibm.com>
127 * doc/sourcebuild.texi (Test Directives): Document that xfail
128 has no effect for dg-do except when dg-do-what is "run".
130 2007-11-01 Tom Tromey <tromey@redhat.com>
132 * c-decl.c (grokdeclarator): Set decl source locations.
133 * c-parser.c (c_parser_enum_specifier): Set location.
134 (c_parser_struct_or_union_specifier): Likewise.
136 2007-11-01 Tom Tromey <tromey@redhat.com>
138 * print-tree.c (print_node): Print column number.
140 2007-11-01 Jakub Jelinek <jakub@redhat.com>
143 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
144 gen_decl_die): Use TREE_TYPE (TREE_TYPE (decl)) as type
145 rather than TREE_TYPE (decl) if DECL_BY_REFERENCE (decl).
147 PR rtl-optimization/33673
148 * gcse.c (cprop_jump): If a conditional jump has been optimized
149 into unconditional jump, make the remaining normal edge fallthru
150 and delete the jump insn.
152 2007-11-01 Ben Elliston <bje@au.ibm.com>
154 * emit-rtl.c (set_reg_attrs_from_mem): Clarify function comment.
155 (set_mem_attrs_from_reg): Likewise.
157 2007-11-01 Michael Matz <matz@suse.de>
159 PR tree-optimization/33961
160 * tree-ssa-phiopt.c (struct name_to_bb.store): New member.
161 (name_to_bb_hash, name_to_bb_eq): Consider and check it.
162 (add_or_mark_expr): New argument 'store', using it to search
164 (nt_init_block): Adjust calls to add_or_mark_expr.
166 2007-10-31 Jakub Jelinek <jakub@redhat.com>
169 * config/i386/i386.md (pushsf_rex64): Use X instead of < constraints
170 for the first push_operand.
172 2007-10-31 Revital Eres <eres@il.ibm.com>
174 * config/rs6000/paired.md (sminv2sf3, smaxv2sf3, reduc_smax_v2sf,
175 reduc_smin_v2sf vec_interleave_highv2sf, vec_interleave_lowv2sf,
176 vec_extract_evenv2sf, vec_extract_oddv2sf, reduc_splus_v2sf,
177 movmisalignv2sf, vcondv2sf): New.
178 (UNSPEC_INTERHI_V2SF, UNSPEC_INTERLO_V2SF, UNSPEC_EXTEVEN_V2SF,
179 UNSPEC_EXTODD_V2SF): Define new constants.
180 * config/rs6000/rs6000-protos.h (paired_expand_vector_move,
181 paired_emit_vector_cond_expr): New.
182 * config/rs6000/rs6000-c.c (__PAIRED__): Add new builtin_define.
183 * config/rs6000/rs6000.c (paired_expand_vector_move,
184 paired_emit_vector_cond_expr, paired_emit_vector_compare):
186 * config/rs6000/750cl.h (ASM_CPU_SPEC): Pass down -m750cl option.
188 2007-10-31 Sebastian Pop <sebastian.pop@amd.com>
190 PR tree-optimization/32377
191 * tree-data-ref.c (compute_overlap_steps_for_affine_univar): Make it
192 work also for unknown number of iterations.
193 (analyze_subscript_affine_affine): Clean up. Don't fail when the
194 number of iterations is not known.
196 2007-10-31 Richard Guenther <rguenther@suse.de>
199 * fold-const.c (extract_muldiv_1): Make sure to not introduce
200 new undefined integer overflow.
201 (fold_binary): Avoid useless conversion.
203 2007-10-31 Richard Sandiford <rsandifo@nildram.co.uk>
206 * config/mips/mips.c (mips_fpr_return_fields): Fix SCALAR_TYPE_P
209 2007-10-31 Andreas Krebbel <krebbel1@de.ibm.com>
211 * config/rs6000/rs6000.opt: Rename -mdfp option to -mhard-dfp.
213 * config/s390/s390.c: (override_options): Replace -mhard-dfp/-msoft-dfp
214 with -mhard-dfp/-mno-hard-dfp.
215 * config/s390/s390.opt: Likewise.
216 * config/s390/s390.h: Add MASK_HARD_DFP to the TARGET_DEFAULT
219 2007-10-30 Janis Johnson <janis187@us.ibm.com>
221 * tree-ssa.c (execute_update_addresses_taken): Initialize update_vops.
223 2007-10-30 Janis Johnson <janis187@us.ibm.com>
225 * doc/invoke.texi (Option Summary): Add -fdce and -fdse to list of
226 optimization options.
227 (Optimize Options): Add -fdce and -fdse to the list of optimizations
228 enabled by -O. Document -fdce and -fdse.
230 2007-10-30 Jakub Jelinek <jakub@redhat.com>
233 * fold-const.c (fold_binary): If one argument is COMPOUND_EXPR,
234 convert second operand of COMPOUND_EXPR to the original type of
237 2007-10-30 Richard Guenther <rguenther@suse.de>
239 * tree-ssa-operands.c (add_vars_for_offset): Fix exit test
240 of loop adding SFTs as virtual operands.
242 2007-10-30 Richard Guenther <rguenther@suse.de>
244 * Makefile.in (dse.o): Add $(OPTABS_H) and $(RECOG_H) dependencies.
246 2007-10-29 Dorit Nuzman <dorit@il.ibm.com>
248 PR tree-optimization/32893
249 * tree-vectorize.c (vect_can_force_dr_alignment_p): Check
250 STACK_BOUNDARY instead of PREFERRED_STACK_BOUNDARY.
252 2007-10-29 Rask Ingemann Lambertsen <rask@sygehus.dk>
254 * longlong.h (add_ssaaaa): Support Intel asm syntax in i386 and
256 (sub_ddmmss): Likewise.
257 (umul_ppmm): Likewise.
258 (udiv_qrnnd): Likewise.
260 2007-10-29 Janis Johnson <janis187@us.ibm.com>
263 * doc/sourcebuild.texi (Test Directives): Document that dg-require
264 directives must come before dg-additional-sources.
266 2007-10-29 Jakub Jelinek <jakub@redhat.com>
268 PR tree-optimization/33723
269 * c-gimplify.c (c_gimplify_expr): Optimize INIT_EXPR or
270 MODIFY_EXPR with non-addressable COMPOUND_LITERAL_EXPR as source.
272 2007-10-29 Richard Sandiford <rsandifo@nildram.co.uk>
274 PR tree-optimization/33614
275 * gimplify.c (gimplify_init_constructor): Gimplify vector constructors
276 if they can't be reduced to VECTOR_CSTs and aren't legitimate
277 initializer constants.
279 2007-10-29 Richard Guenther <rguenther@suse.de>
281 PR tree-optimization/33870
282 * tree-ssa-operands.c (add_vars_for_offset): Remove mpt_vars parameter.
283 (add_virtual_operand): Do not recurse into MPTs looking for pointed-to
286 2007-10-29 Richard Guenther <rguenther@suse.de>
288 * passes.c (init_optimization_passes): Exchange store_copy_prop
290 * tree-pass.h (pass_store_copy_prop): Remove.
291 * tree-ssa-copy.c (do_store_copy_prop): Remove.
292 (stmt_may_generate-copy): Do not handle store_copy_prop.
293 (get_copy_of_val): Likewise.
294 (set_copy_of_val): Likewise.
295 (copy_prop_visit_assignment): Likewise.
296 (copy_prop_visit_stmt): Likewise.
297 (copy_prop_visit_phi_node): Likewise.
298 (init_copy_prop): Likewise.
299 (execute_copy_prop): Likewise.
300 (do_copy_prop): Remove.
301 (gate_store_copy_prop): Likewise.
302 (store_copy_prop): Likewise.
303 (pass_store_copy_prop): Likewise.
304 (pass_copy_prop): Call execute_copy_prop.
305 * opts.c (decode_options): Do not set flag_tree_store_copy_prop.
306 * common.opt (ftree-store-copy-prop): Mark obsolete.
307 * doc/invoke.texi (ftree-store-copy-prop): Remove documentation.
309 2007-10-29 Ian Lance Taylor <iant@google.com>
311 * ifcvt.c (noce_can_store_speculate_p): New static function.
312 (noce_process_if_block): Call it.
313 (if_convert): Remove recompute_dominance parameter. Change all
316 2007-10-29 Richard Guenther <rguenther@suse.de>
318 * tree-flow-inline.h (get_subvar_at): Use binary search.
319 (get_first_overlapping_subvar): New function to binary search
320 for the first overlapping subvar.
321 * tree-ssa-operands.c (add_vars_for_offset): Strip down to
322 just handle adding subvars for a pointed-to subvar. Optimize
323 and use get_first_overlapping_subvar.
324 (add_vars_for_bitmap): Fold into single caller.
325 (add_virtual_operand): Streamline, inherit add_vars_for_bitmap
326 and non pointed-to bits of add_vars_for_offset.
328 2007-10-29 Revital Eres <eres@il.ibm.com>
330 * modulo-sched.c (sms_schedule): Add DF_UD_CHAIN problem.
332 2007-10-29 Razya Ladelsky <razya@il.ibm.com>
333 Zdenek Dvorak <ook@ucw.cz>
336 reduction support for automatic parallelization.
338 * expr.c (expand_expr_real_1): Add cases for OMP_ATOMIC_LOAD,
340 * Makefile.in: Add dependencies to expr.o, tree-parloops.o, omp-low.o
341 * tree-pretty-print.c (dump_generic_node): Add OMP_ATOMIC_LOAD
342 and OMP_ATOMIC_STORE.
343 * tree.h (OMP_DIRECTIVE_P): Add OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
344 * gimple-low.c (lower_stmt): Same.
345 * gimplify.c (gimplify_expr): Same.
346 (gimplify_omp_atomic_fetch_op, gimplify_omp_atomic_pipeline,
347 gimplify_omp_atomic_mutex): Remove.
348 (gimplify_omp_atomic): Change it to simply gimplify the
349 statement instead of expanding it.
350 * omp-low.c: Add includes to optabs.h, cfgloop.h.
351 (expand_omp_atomic, expand_omp_atomic_pipeline,
352 goa_stabilize_expr, expand_omp_atomic_mutex,
353 expand_omp_atomic_fetch_op): New functions to implement
354 expansion of OMP_ATOMIC.
355 (expand_omp, build_omp_regions_1): Add support for
356 OMP_ATOMIC_LOAD/OMP_ATOMIC_STORE.
357 * tree-cfg.c (make_edges): add case for OMP_ATOMIC_LOAD,
359 * tree-gimple.c (is_gimple_stmt): Add OMP_ATOMIC_LOAD,
361 * tree-parloops.c: add include to tree-vectorizer.h.
362 (reduction_info): New structure for reduction.
363 (reduction_list): New list to represent list of reductions per loop.
364 (struct data_arg): New helper structure for reduction.
365 (reduction_info_hash, reduction_info_eq, reduction_phi,
366 initialize_reductions, create_call_for_reduction,
367 create_phi_for_local_result, create_call_for_reduction_1,
368 create_loads_for_reductions, create_final_loads_for_reduction):
370 (loop_parallel_p): Identify reductions, add reduction_list parameter.
371 (separate_decls_in_loop_name): Support reduction variables.
372 (separate_decls_in_loop): Add reduction_list and ld_st_data arguments,
373 call create_loads_for_reduction for each reduction.
374 (canonicalize_loop_ivs): Identify reductions, add reduction_list
376 (transform_to_exit_first_loop): Add reduction support, add
377 reduction_list parameter.
378 (gen_parallel_loop): Add reduction_list parameter. Add call
379 separate_decls_in_loop with
380 the new argument. Traverse reductions and call
381 initialize_reductions, create_call_for_reduction.
382 (parallelize_loops): Create and delete the reduction list.
383 (add_field_for_name): Change use of data parameter. Add fields for
385 * tree-vectorizer.h (vect_analyze_loop_form): Add declaration.
386 * tree-vect-analyze.c (vect_analyze_loop_form): export it.
387 * tree.def: Add definitions for OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
388 * tree-inline.c (estimate_num_insns_1): add cases for
389 OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
390 * tree-cfg.c (make_edges): Add OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
391 * tree-ssa-operands.c (get_addr_dereference_operands):
392 New function. Subroutine of get_indirect_ref_operands.
393 (get_indirect_ref_operands): Call get_addr_dereference_operands.
394 (get_expr_operands): Support OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
397 2007-10-29 Hans-Peter Nilsson <hp@axis.com>
399 * config/cris/cris.c: Include df.h.
400 (cris_address_cost): Add gcc_assert for canonicalization
401 assumptions. For PLUS with MULT or register, correct
402 test for register in other arm. Tweak comments.
404 2007-10-28 Richard Guenther <rguenther@suse.de>
406 * tree-ssa-operands.c (add_vars_for_offset): Add parameter
407 telling if the var is to be treated as points-to location.
408 (add_vars_for_bitmap): Pass true to add_vars_for_offset.
409 (add_virtual_operand): Only recurse into MPTs if aliases
412 2007-10-28 Richard Guenther <rguenther@suse.de>
414 * tree-ssa-operands.c (add_vars_for_offset): Clean and speed up.
415 (add_vars_for_bitmap): Do not recurse further. Only add vars
417 (add_virtual_operand): Re-instantiate loop to add operands for
418 aliases. Recurse into MPTs.
419 (get_indirect_ref_operands): If we fall back to use a pointers
420 SMT, make sure to not prune based on the access offset and size.
422 2007-10-28 Andrew Pinski <pinskia@gmail.com>
425 * tree-outof-ssa.c (rewrite_trees): If the statement changed, cleanup
426 the eh information on the statement.
428 2007-10-28 Richard Guenther <rguenther@suse.de>
430 * tree-flow.h (subvar_t): Make it a VEC.
431 (struct subvar): Remove.
432 (struct var_ann_d): Use VEC(tree,gc) to store subvars.
433 * tree-flow-inline.h (get_subvar_at): Adjust iterators over
435 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
436 * tree-nrv.c (dest_safe_for_nrv_p): Likewise.
437 * tree-ssa-alias.c (mark_aliases_call_clobbered): Likewise.
438 (set_initial_properties): Likewise.
439 (setup_pointers_and_addressables): Likewise.
440 (new_type_alias): Likewise.
441 (create_overlap_variables_for): Likewise.
442 * tree-dfa.c (dump_subvars_for): Likewise.
443 * tree-ssa-operands.c (add_vars_for_offset): Likewise.
444 (get_expr_operands): Likewise.
445 (add_to_addressable_set): Likewise.
446 * tree-ssa-structalias.c (set_uids_in_ptset): Likewise.
448 2007-10-28 Uros Bizjak <ubizjak@gmail.com>
450 PR tree-optimization/33920
451 * tree-if-conv.c (tree_if_conversion): Force predicate of single
452 successor bb to true when predecessor bb has NULL predicate.
453 (find_phi_replacement_condition): Assert that tmp_cond is non-null.
455 2007-10-28 Richard Sandiford <rsandifo@nildram.co.uk>
457 * config/mips/mips.md: Add combiner patterns for DImode extensions
458 of HImode and QImode truncations. Reformat HImode <- QImode pattern
461 2007-10-28 Richard Sandiford <rsandifo@nildram.co.uk>
464 * config/mips/mips.c (mips_output_dwarf_dtprel): Add ATTRIBUTE_UNUSED.
466 2007-10-28 Andreas Krebbel <krebbel1@de.ibm.com>
468 * dce.c (delete_unmarked_insns): Just delete the RETVAL and
469 LIBCALL notes if they are about to be moved to the same insn.
471 2007-10-27 Richard Guenther <rguenther@suse.de>
473 PR tree-optimization/33870
474 * tree-ssa-operands.c (add_vars_for_offset): Reduce code
475 duplication. Remove redundant call to access_can_touch_variable.
476 (add_vars_for_bitmap): New helper for recursing over MPT contents.
477 (add_virtual_operand): Use it.
479 2007-10-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
482 * pa.h (ASM_PN_FORMAT): Delete define.
484 2007-10-26 Janis Johnson <janis187@us.ibm.com>
486 * doc/invoke.texi (Option Summary, optimizations): Remove
487 -fbounds-check. Add -fassociative-math, -freciprocal-math,
488 -ftree-vrp and -funit-at-a-time. Change -fno-split-wide-types to
489 -fsplit-wide-types to match later entry. Break up a long line.
490 (Option Summary, code gen options) Add -fno-stack-limit. Add
491 missing @gol to the end of a line.
492 (Optimization Options): Remove -fbounds-check, which is also
493 documented under Code Generation Options. Remove =n from
494 index entry for -ftree-parallelize-loops. Change -fno-cprop-registers
495 to -fcprop-registers to match other options, and say when it is
496 enabled rather than disabled. Remove extra index entry for
497 -fno-cx-limited-range. Add index entries for -fstack-protector
498 and -fstack-protector-all.
499 (Code Gen Options): Add index entry for -ftls-model.
501 2007-10-26 Anatoly Sokolov <aesok@post.ru>
503 * config/avr/avr.c (avr_OS_task_function_p): Add new function.
504 (avr_regs_to_save): Handle functions with 'OS_task' attribute.
505 (avr_simple_epilogue, expand_prologue, avr_asm_function_end_prologue,
506 expand_epilogue, output_movhi): Don't handle 'main' function.
507 (avr_attribute_table): Add 'OS_task' function attribute.
508 * config/avr/avr.h (machine_function): Remove 'is_main' field, add
510 * config/avr/avr.md (return_from_main_epilogue): Remove insn.
511 (return_from_epilogue, return_from_interrupt_epilogue): Don't handle
513 * config/avr/avr.opt (minit-stack): Remove.
515 2007-10-26 Eric Botcazou <ebotcazou@adacore.com>
517 * tree-nested.c (get_trampoline_type): Fix thinko.
519 2007-10-26 Douglas Gregor <doug.gregor@gmail.com>
522 * tree.c (build_offset_type): Build canonical type based on the
523 TYPE_MAIN_VARIANT of the base type.
525 2007-10-26 Daniel Jacobowitz <dan@codesourcery.com>
527 * reorg.c (emit_delay_sequence): Move insn locator from the
528 first insn to the sequence.
530 2007-10-26 Samuel Tardieu <sam@rfc1149.net>
532 * ipa-pure-const.c (check_decl): Return immediately when
533 pure_const_state has been set to IPA_NEITHER.
535 2007-10-25 Ira Rosen <irar@il.ibm.com>
537 PR tree-optimization/33833
538 * tree-vect-analyze.c (vect_analyze_data_refs): Use POINTER_PLUS_EXPR
539 and convert init to sizetype in inner_base construction.
541 2007-10-25 Richard Guenther <rguenther@suse.de>
543 * tree-flow.h (mem_sym_stats): Remove.
544 (dump_mem_sym_stats_for_var): Declare.
545 * tree-dfa.c (dump_variable): Call dump_mem_sym_stats_for_var.
546 (mem_sym_stats): Move ...
547 * tree-ssa-alias.c (mem_sym_stats): ... here and make it static.
548 (mem_sym_score): Rename from ...
549 (pscore): ... this. Remove.
550 (dump_mem_sym_stats_for_var): New function. Dump the score, but
552 (compare_mp_info_entries): Make sort stable by disambiguating
555 2007-10-25 Ira Rosen <irar@il.ibm.com>
557 PR tree-optimization/33866
558 * tree-vect-transform.c (vectorizable_store): Check operands of all
559 the stmts in the group of strided accesses. Get def stmt type for each
560 store in the group and pass it to vect_get_vec_def_for_stmt_copy ().
562 2007-10-25 Uros Bizjak <ubizjak@gmail.com>
564 * config/i386/constraints.md (Y0): Rename register constraint to Yz.
565 (Yt): Rename register constraint to Y2.
566 * config/i386/sse.md: Use renamed register constraints.
567 * config/i386/mmx.md: Ditto.
568 * config/i386/i386.md: Ditto.
570 2007-10-25 Rask Ingemann Lambertsen <rask@sygehus.dk>
572 * config/i386/i386.md (*dummy_extendsfdf2): Fix operand 1 constraint.
574 2007-10-24 Chao-ying Fu <fu@mips.com>
576 * dwarf2out.c (base_type_die): Use DW_ATE_unsigned_fixed or
577 DW_ATE_signed_fixed to describe FIXED_POINT_TYPE.
579 2007-10-24 Samuel Tardieu <sam@rfc1149.net>
580 Olga Golovanevsky <olga@il.ibm.com>
582 * ipa-struct-reorg.c (replace_field_acc): Make it clear to
583 the compiler that wr.wrap and wr.domain are initialized in
586 2007-10-24 Samuel Tardieu <sam@rfc1149.net>
588 * ipa-struct-reorg.c (sum_counts): Use HOST_WIDEST_PRINT_DEC
589 to print gcov_type values.
591 2007-10-24 Eric B. Weddington <eweddington@cso.atmel.com>
593 * config/avr/avr.h: Do not include progmem_section definition when
594 building with IN_TARGET_LIBS.
596 2007-10-24 Richard Sandiford <rsandifo@nildram.co.uk>
599 * config/mips/mips.c (mips_lo_sum_offset): New structure.
600 (mips_hash_base, mips_lo_sum_offset_hash, mips_lo_sum_offset_eq)
601 (mips_lo_sum_offset_lookup, mips_record_lo_sum)
602 (mips_orphaned_high_part_p: New functions.
603 (mips_avoid_hazard): Don't check INSN_P here.
604 (mips_avoid_hazards): Rename to...
605 (mips_reorg_process_insns): ...this. Cope with
606 !TARGET_EXPLICIT_RELOCS. Delete orphaned high-part relocations,
607 or turn them into nops.
608 (mips_reorg): Remove TARGET_EXPLICIT_RELOCS check from calls to
609 dbr_schedule and mips_avoid_hazards/mips_reorg_process_insns.
610 (mips_set_mips16_mode): Don't set flag_delayed_branch here.
611 (mips_override_options): Set flag_delayed_branch to 0.
613 2007-10-24 Richard Sandiford <rsandifo@nildram.co.uk>
615 * config/mips/mips.h (MOVE_MAX): Use UNITS_PER_WORD and describe
616 MIPS-specific implementation details.
617 (MIPS_MAX_MOVE_BYTES_PER_LOOP_ITER): New macro.
618 (MIPS_MAX_MOVE_BYTES_STRAIGHT): Likewise.
619 (MOVE_RATIO): Define to MIPS_MAX_MOVE_BYTES_STRAIGHT / UNITS_PER_WORD
620 for targets with movmemsi.
621 (MOVE_BY_PIECES_P): Define.
622 * config/mips/mips.c (MAX_MOVE_REGS, MAX_MOVE_BYTES): Delete.
623 (mips_block_move_loop): Add a bytes_per_iter argument.
624 (mips_expand_block_move): Use MIPS_MAX_MOVE_BYTES_STRAIGHT.
625 Update call to mips_block_move_loop.
627 2007-10-24 Michael Matz <matz@suse.de>
630 * var-tracking.c (variable_union): Don't break after one loop
631 iteration but only when a difference is found.
632 (dump_variable): Also print DECL_UID.
634 2007-10-24 Olga Golovanevsky <olga@il.ibm.com>
636 * ipa-type-escape.h: Expose function
637 is_array_access_through_pointer_and_index.
639 (is_array_access_through_pointer_and_index):
640 Add three new parameters. Add support of
641 POINTER_PLUS_EXPR tree code.
643 2007-10-24 Olga Golovanevsky <olga@il.ibm.com>
645 * ipa-struct-reorg.c, ipa-struct-reorg.h: New files.
646 * tree-pass.h: Add pass_ipa_struct_reorg.
647 * common.opt: Add ipa-struct-reorg flag.
648 * Makefile.in: Add ipa-strcut-reorg.o compilation.
649 * passes.c: Add pass pass_ipa_struct_reorg.
650 * params.h: Add STRUCT_REORG_COLD_STRUCT_RATIO.
651 * params.def: Add PARAM_STRUCT_REORG_COLD_STRUCT_RATIO.
653 2007-10-24 Ira Rosen <irar@il.ibm.com>
655 PR tree-optimization/33804
656 * tree-vect-transform.c (vectorizable_operation): Remove the
657 checks that the vectorization is worthwhile from the transformation
660 2007-10-24 Ira Rosen <irar@il.ibm.com>
662 * tree-vect-analyze.c (vect_build_slp_tree): Return false if
663 vectype cannot be determined for the scalar type.
664 (vect_analyze_slp_instance): Likewise.
665 * tree-vect-transform.c (vect_model_reduction_cost): Change the
666 return type to bool. Return false if vectype cannot be determined
668 (vect_get_constant_vectors): Return false if vectype cannot be
669 determined for the scalar type.
670 (get_initial_def_for_induction, vect_get_vec_def_for_operand,
671 get_initial_def_for_reduction, vect_create_epilog_for_reduction,
672 vectorizable_reduction): Likewise.
674 2007-10-23 Craig Rodrigues <rodrigc@gcc.gnu.org>
676 * config.gcc: For a FreeBSD target, parse the value of ${target}
677 to determine the value of FBSD_MAJOR, instead of adding an
678 explicit check for every possible FreeBSD major version.
680 2007-10-23 Uros Bizjak <ubizjak@gmail.com>
682 PR rtl-optimization/33846
683 * combine.c (simplify_shift_const_1) [NOT]: Skip vector modes.
685 2007-10-23 Dorit Nuzman <dorit@il.ibm.com>
687 PR tree-optimization/33860
688 * tree-vect-transform.c (vect_analyze_data_ref_access): Don't allow
689 interleaved accesses in case the dr is inside the inner-loop during
690 outer-loop vectorization.
692 2007-10-23 Eric Botcazou <ebotcazou@libertysurf.fr>
694 * doc/rtl.texi (Flags): Fix MEM_SCALAR_P entry.
695 Document MEM_POINTER. Replace mentions of "integrated"
696 field with "return_val". Delete outdated stuff.
698 2007-10-23 David Edelsohn <edelsohn@gnu.org>
700 * config/rs6000/rs6000.c (rs6000_override_options): Set
701 rs6000_altivec_abi on AIX.
702 (conditional_register_usage): Set VR20:31 fixed on AIX.
704 2007-10-23 Richard Guenther <rguenther@suse.de>
706 * alias.c (get_alias_set): For INDIRECT_REFs, deal with
709 2007-10-22 Seongbae Park <seongbae.park@gmail.com>
710 David S. Miller <davem@davemloft.net>
712 * df-scan.c (df_get_call_refs): Mark global registers as both a
713 DF_REF_REG_USE and a non-clobber DF_REF_REG_DEF.
715 2007-10-22 Dorit Nuzman <dorit@il.ibm.com>
717 PR tree-optimization/33834
718 PR tree-optimization/33835
719 * tree-vect-analyze.c (vect_analyze_operations): RELEVANT and LIVE
720 stmts need to be checked for success seperately.
721 * tree-vect-transform.c (vectorizable_call, vectorizable_conversion):
722 Remove the check that stmt is not LIVE.
723 (vectorizable_assignment, vectorizable_induction): Likewise.
724 (vectorizable_operation, vectorizable_type_demotion): Likewise.
725 (vectorizable_type_promotion, vectorizable_load, vectorizable_store):
727 (vectorizable_live_operation): Check that op is not NULL.
729 2007-10-22 Janis Johnson <janis187@us.ibm.com>
731 * doc/invoke.texi (Optimization Options): In the summary, show
732 that the value for options -falign-jumps, -falign-labels,
733 -falign-loops, -falign-functions, -fsched-stalled-insns, and
734 -fsched-stalled-insns-dep is optional. In the summary, show that
735 -fsched-stalled-insns takes an optional argument and that
736 -fparallelize-loops takes an argument. Add opindex for several
737 optimization options, and fix typos in the opindex commands for
738 several others. In the descriptions for -fsched-stalled-insns
739 and -fsched-stalled-insns-dep, show the options with and without
742 2007-10-22 Eric B. Weddington <eweddington@cso.atmel.com>
744 * config/avr/avr.c (avr_mcu_types): Remove ATmega603 which was never
746 * config/avr/avr.h (LINK_SPEC): Likewise.
747 (CRT_BINUTILS_SPECS): Likewsie.
748 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
750 2007-10-22 Eric Botcazou <ebotcazou@libertysurf.fr>
752 PR rtl-optimization/33644
753 * cfgcleanup.c: Do not include dce.h.
754 * cfgrtl.c (delete_insn_chain_and_edges): Resurrect.
755 * combine.c (distribute_notes): Delete REG_LIBCALL_ID case.
756 * dce.c (something_changed): Delete.
757 (libcall_dead_p): New predicate.
758 (delete_unmarked_insns): Use it to delete dead libcalls.
759 Deal with REG_LIBCALL and REG_RETVAL notes.
760 (prescan_libcall_for_dce): New function.
761 (prescan_insns_for_dce): Use it to deal with libcalls.
762 (mark_reg_dependencies): Do nothing special for libcalls.
763 (dce_process_block): Likewise.
764 (fast_dce): Delete unused local variable.
765 (run_fast_dce): Do not return a value.
766 * dce.h (struct df): Delete.
767 (run_fast_dce): Adjust prototype.
768 * optabs.c (libcall_id): Delete.
769 (maybe_encapsulate_block): Do not emit REG_LIBCALL_ID notes.
770 (emit_no_conflict_block): Do not look for REG_LIBCALL_ID notes.
771 * reload1.c (reload): Delete REG_LIBCALL_ID case.
772 * rtl.h (delete_insn_chain_and_edges): Resurrect prototype.
773 * see.c (see_update_relevancy): Look for REG_LIBCALL and REG_RETVAL
774 notes instead of REG_LIBCALL_ID notes.
775 * reg-notes.def (LIBCALL_ID): Delete.
776 * Makefile.in (see.o): Add dce.h dependency.
777 (cfgcleanup.o): Remove dce.h dependency.
779 2007-10-22 Michael Matz <matz@suse.de>
781 PR tree-optimization/33855
782 * tree-ssa-phiopt.c (cond_store_replacement): Handle COMPLEX_TYPE
785 2007-10-22 Ira Rosen <irar@il.ibm.com>
787 PR tree-optimization/33854
788 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
789 FLOAT_EXPR to the list of promotion operations.
791 2007-10-22 Rask Ingemann Lambertsen <rask@sygehus.dk>
795 * config/i386/i386.c (output_pic_addr_const): Support Intel asm syntax.
796 (print_reg): Print register prefix only with AT&T asm syntax.
797 Support pc_rtx for RIP register.
798 (print_operand_address): Use print_reg()'s pc_rtx support for RIP
799 relative addressing. Always print segment register prefix with AT&T
800 asm syntax and never with Intel asm syntax.
801 (print_operand): Suppress 'XXX PTR' prefix for BLKmode operands.
802 Fix prefix for 16-byte XFmode operands.
803 (output_addr_const_extra): Support Intel asm syntax.
804 (x86_file_start): Don't use register prefix with Intel asm syntax.
805 * config/i386/i386.md ("*zero_extendqihi2_movzbl"): Fix typo.
806 ("return_internal_long"): Fix Intel asm syntax output.
807 ("set_got_rex64"): Support Intel asm syntax.
808 ("set_rip_rex64"): Likewise.
809 ("set_got_offset_rex64"): Likewise.
810 ("*sibcall_1_rex64_v"): Print register prefix only with AT&T asm
812 ("*tls_global_dynamic_64"): Likewise.
813 ("*tls_local_dynamic_base_64"): Likewise.
814 ("*load_tp_si")("*load_tp_di"): Likewise.
815 ("*add_tp_si")("*add_tp_di"): Likewise.
816 ("*tls_dynamic_lea_64"): Likewise.
817 ("*sibcall_value_1_rex64_v"): Likewise.
818 ("stack_tls_protect_set_si"): Likewise.
819 ("stack_tls_protect_set_di"): Likewise.
820 ("stack_tls_protect_test_si"): Likewise.
821 ("stack_tls_protect_test_di"): Likewise.
822 * config/i386/mmx.md ("*mov<mode>_internal_rex64"): Fix Intel asm
824 ("*movv2sf_internal_rex64"): Likewise.
825 * config/i386/cpuid.h (__cpuid): Support Intel asm syntax.
826 (__get_cpuid_max): Likewise.
828 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
830 * config/mips/mips-protos.h (mips_regno_mode_ok_for_base_p): Give
831 the STRICT_P argument type "bool" rather than "int".
832 (mips_legitimate_address_p): Likewise.
833 (fp_register_operand, lo_operand): Delete.
834 (mips_subword): Give the HIGH_P argument type "bool" rather than "int".
835 (mips_emit_scc): Rename to...
836 (mips_expand_scc): ...this.
837 (gen_conditional_branch): Rename to...
838 (mips_expand_conditional_branch): ...this.
839 (gen_conditional_move): Rename to...
840 (mips_expand_conditional_move): ...this.
841 (mips_gen_conditional_trap): Rename to...
842 (mips_expand_conditional_trap): ...this and take an rtx code instead
843 of an operands array.
844 (mips_expand_call): Give the SIBCALL_P argument type "bool"
846 (mips_emit_fcc_reload): Rename to...
847 (mips_expand_fcc_reload): ...this.
848 (init_cumulative_args): Rename to...
849 (mips_init_cumulative_args): ...this and remove the libname argument.
850 (function_arg_advance): Rename to...
851 (mips_function_arg_advance): ...this.
852 (function_arg): Rename to...
853 (mips_function_arg): ...this and use "rtx" instead of
855 (function_arg_boundary): Rename to...
856 (mips_function_arg_boundary): ...this.
857 (mips_expand_unaligned_load): Rename to...
858 (mips_expand_ext_as_unaligned_load): ...this and give the WIDTH
859 and BITPOS arguments type "HOST_WIDE_INT".
860 (mips_expand_unaligned_store): Rename to...
861 (mips_expand_ins_as_unaligned_store): ...this and give the WIDTH
862 and BITPOS arguments type "HOST_WIDE_INT".
863 (override_options): Rename to...
864 (mips_override_options): ...this.
865 (print_operand): Rename to...
866 (mips_print_operand): ...this.
867 (print_operand_address): Rename to...
868 (mips_print_operand_address): ...this.
869 (mips_output_ascii): Remove the PREFIX argument.
870 (mips_expand_epilogue): Give the SIBCALL_P argument type "bool"
872 (mips_can_use_return_insn): Return a "bool" rather than an "int".
873 (mips_function_value): Remove the FUNC argument. Use "rtx" instead
874 of "struct rtx_def *".
875 (mips_secondary_reload_class): Give the IN_P argument type "bool"
877 (build_mips16_call_stub): Delete.
878 (mips_store_data_bypass_p): Return a "bool" rather than an "int".
879 (mips_use_ins_ext_p): Give the second and third arguments type
880 "HOST_WIDE_INT" rather than "rtx".
881 * config/mips/mips.h: Update after the above changes. Tweak comments
883 (SECONDARY_INPUT_RELOAD_CLASS): Pass a boolean IN_P argument.
884 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
885 (mips_print_operand_punct, mips_hard_regno_mode_ok): Change the
886 element type from "char" to "bool".
887 (mips_section_threshold, sym_lineno, set_noat, mips_branch_likely)
888 (mips_cpu_info_table): Delete.
889 * config/mips/mips.md: Update after the above changes. Tweak some
891 * config/mips/mips-ps-3d.md: Likewise.
892 * config/mips/mips.c: Tweak comments and formatting.
893 Use NULL-like macros rather than 0 in various places.
894 (mips_section_threshold): Rename to...
895 (mips_small_data_threshold): ...this and give it an unsigned type.
896 (num_source_filenames): Remove explicit initialization.
897 (sdb_label_count): Likewise.
898 (sym_lineno): Delete.
899 (set_noat): Make static.
900 (mips_branch_likely): Likewise, and give it type "bool".
901 (mips_isa_info): Rename to...
902 (mips_isa_option_info): ...this.
903 (mips_flag_delayed_branch): Rename to...
904 (mips_base_delayed_branch): ...this.
905 (mips_split_addresses): Delete.
906 (mips_print_operand_punct, mips_hard_regno_mode_ok): Change the
907 element type from "char" to "bool".
908 (mips_regno_to_class): Add an explicit array size.
909 (mips16_flipper): Change from type "int" to type "bool".
910 (mips_comp_type_attributes): Remove redundant FUNCTION_TYPE check.
911 (mips_tls_operand_p): Rename to...
912 (mips_tls_symbol_p): ...this.
913 (mips_global_symbol_p): Remove redundant "const".
914 (mips_offset_within_alignment_p): Simplify.
915 (mips_regno_mode_ok_for_base_p): Change the name of the last argument
916 to STRICT_P and give it type bool.
917 (mips_valid_base_register_p): Likewise.
918 (mips_classify_address): Likewise.
919 (mips_legitimate_address_p): Likewise.
920 (mips16_unextended_reference_p): Take the offset as an
921 "unsigned HOST_WIDE_INT" rather than an "rtx". Simplify.
922 (mips_const_insns): Use IN_RANGE.
923 (mips_force_temporary): Remove an unnecessary copy_rtx.
924 (mips16_gp_pseudo_reg): Simplify.
925 (mips_split_symbol): Remove an unnecessary copy_rtx.
926 (mips_legitimize_tls_address): Only create registers if we need them.
927 (mips_legitimize_address): Use mips_split_plus.
928 (mips_move_integer): Swap DEST and TEMP arguments. Rename local
929 variable COST to NUM_OPS.
930 (mips_legitimize_move): Use gen_lowpart.
931 (mips_rewrite_small_data): Rename the OP parameter to PATTERN.
932 (m16_check_op): Use IN_RANGE.
933 (mips_subword): Give the HIGH_P argument type "bool" rather than "int".
934 (mips_split_doubleword_move): Pass booleans to mips_subword.
935 (mips_output_move): Store the mode in a local variable.
936 Explicitly assert that this function does not deal with
937 MFLO and MFHI. Use SMALL_OPERAND_UNSIGNED. Make order of
938 cases more consistent.
939 (mips_relational_operand_ok_p): Rename to...
940 (mips_int_order_operand_ok_p): ...this.
941 (mips_canonicalize_comparison): Rename to...
942 (mips_canonicalize_int_order_test): ...this.
943 (mips_emit_int_relational): Rename to...
944 (mips_emit_int_order_test): ...this. Store the mode in a local
946 (mips_reverse_fp_cond_p): Rename to...
947 (mips_reversed_fp_cond): ...this.
948 (mips_emit_compare): Make the order of the statements more consistent.
949 (mips_emit_scc): Rename to...
950 (mips_expand_scc): ...this.
951 (gen_conditional_branch): Rename to...
952 (mips_expand_conditional_branch): ...this.
953 (gen_conditional_move): Rename to...
954 (mips_expand_conditional_move): ...this. Build the condition
955 separately from the main pattern.
956 (mips_gen_conditional_trap): Rename to...
957 (mips_expand_conditional_trap): ...this and take an rtx code instead
958 of an operands array. Simplify.
959 (init_cumulative_args): Rename to...
960 (mips_init_cumulative_args): ...this. Use memset rather than a
961 copy from a zeroed static. Use prototype_p and stdarg_p.
962 (mips_arg_info): Rename to...
963 (mips_get_arg_info): ...this and put the INFO argument first.
964 (function_arg): Rename to...
965 (mips_function_arg): ...this and use "rtx" instead of
966 "struct rtx_def *". Only split structures into chunks if
967 TARGET_HARD_FLOAT, rather than checking !TARGET_SOFT_FLOAT on
968 a chunk-by-chunk basis. Use SCALAR_FLOAT_TYPE_P instead of a
969 comparison with REAL_TYPE. Rename local variable REG to REGNO
970 and make it unsigned.
971 (function_arg_advance): Rename to...
972 (mips_function_arg_advance): ...this.
973 (function_arg_boundary): Rename to...
974 (mips_function_arg_boundary): ...this.
975 (mips_pad_arg_upward): Use SCALAR_INT_MODE_P instead of a comparison
977 (mips_fpr_return_fields): Use SCALAR_FLOAT_TYPE_P instead of a
978 comparison with REAL_TYPE.
979 (mips_function_value): Remove the FUNC argument. Rename local
980 variable UNSIGNEDP to UNSIGNED_P.
981 (mips_return_in_memory): Use IN_RANGE.
982 (mips_setup_incoming_varargs): Pass a boolean rather than an int
983 to FUNCTION_ARG_ADVANCE.
984 (mips_gimplify_va_arg_expr): Rename local variable INDIRECT
985 to INDIRECT_P. Remove a redundant mips_abi check. Only calculate
986 SIZE and RSIZE if needed.
987 (mips16_stub): Rename FPRET to FP_RET_P and give it type "bool"
989 (build_mips16_function_stub): Rename to...
990 (mips16_build_function_stub): ...this.
991 (build_mips16_call_stub): Rename to...
992 (mips16_build_call_stub): ...this. Make static, and return a
993 "bool" rather than an "int". Rename the ARG_SIZE argument to
994 ARGS_SIZE. Rename the local variable FPRET to FP_RET_P and give
995 it type "bool". Use "jr" rather than "j". Use XNEW. Simplify.
996 (mips_load_call_address): Give the SIBCALL_P argument type "bool"
998 (mips_expand_call): Likewise. Assert that MIPS16 calls via stubs
999 are not sibling ones.
1000 (mips_emit_fcc_reload): Rename to...
1001 (mips_expand_fcc_reload): ...this.
1002 (mips_get_unaligned_mem): Give the WIDTH and BITPOS arguments type
1004 (mips_expand_unaligned_load): Rename to...
1005 (mips_expand_ext_as_unaligned_load): ...this and give the WIDTH
1006 and BITPOS arguments type "HOST_WIDE_INT". Remove redundant
1008 (mips_expand_unaligned_store): Rename to...
1009 (mips_expand_ins_as_unaligned_store): ...this and give the WIDTH
1010 and BITPOS arguments type "HOST_WIDE_INT".
1011 (mips_use_ins_ext_p): Rename second and third arguments to WIDTH
1012 and BITPOS and give them type "HOST_WIDE_INT" rather than "rtx".
1014 (mips_init_split_addresses): Replace with...
1015 (mips_split_addresses_p): ...this new function.
1016 (mips_init_relocs): Check mips_split_addresses_p () rather than
1017 mips_split_addresses. Always initialize mips_split_p with booleans.
1018 (print_operand_reloc): Rename to...
1019 (mips_print_operand_reloc): ...this. Use a gcc_assert rather than
1021 (print_operand): Rename to...
1022 (mips_print_operand): ...this.
1023 (print_operand_address): Rename to...
1024 (mips_print_operand_address): ...this. Use GP_REG_FIRST.
1025 (mips_in_small_data_p): Simplify.
1026 (mips_output_ascii): Remove the PREFIX argument and "register"
1027 keywords. Use the STRING parameter directly and cast to
1029 (mips16e_collect_argument_save_p): Use IN_RANGE.
1030 (mips_function_has_gp_insn): Simplify.
1031 (mips_set_return_address): Use BITSET_P.
1032 (mips_restore_gp): Use a separate statement to pick the base
1034 (mips_output_function_prologue): Use a local FRAME variable.
1035 (mips_save_reg): Pass booleans to mips_subword.
1036 (mips_expand_prologue): Use a local FRAME variable. Use
1037 cprestore_size to detect when .cprestore is needed.
1038 (mips_restore_reg): Use GP_REG_FIRST.
1039 (mips_expand_epilogue): Give the SIBCALL_P argument type "bool"
1040 rather than "int". Use local FRAME and REGNO variables.
1041 (mips_can_use_return_insn): Return a "bool" rather than an "int".
1042 (mips_secondary_reload_class): Give the IN_P argument type "bool"
1044 (mips_linked_madd_p): Rename arguments to OUT_INSN and IN_INSN.
1045 (mips_store_data_bypass_p): Return a "bool" rather than an "int".
1046 (vr4130_swap_insns_p): Rename local variables to DEP1_P and DEP2_P.
1047 (mips_74k_agen_init): Assume INSN satisfies USEFUL_INSN_P.
1048 (mips_variable_issue): Do nothing unless INSN satisfies USEFUL_INSN_P.
1049 (builtin_description): Rename to...
1050 (mips_builtin_description): ...this.
1051 (mips_bdesc): Rename to...
1052 (mips_ps_bdesc): ...this.
1053 (sb1_bdesc): Rename to...
1054 (mips_sb1_bdesc): ...this.
1055 (dsp_bdesc): Rename to...
1056 (mips_dsp_bdesc): ...this.
1057 (dsp_32only_bdesc): Rename to...
1058 (mips_dsp_32only_bdesc): ...this.
1059 (bdesc_map): Rename to...
1060 (mips_bdesc_map): ...this.
1061 (bdesc_arrays): Rename to...
1062 (mips_bdesc_arrays): ...this.
1063 (mips_prepare_builtin_arg): Rename OP to OPNO and ARGNUM to ARGNO.
1064 Tweak error message.
1065 (mips_expand_builtin_direct): Rename HAS_TARGET to HAS_TARGET_P.
1066 Rename local variables I and J to OPNO and ARGNO respectively.
1067 Assert that the number of arguments is no more than the number of
1069 (mips_expand_builtin_compare): Use an array of arguments rather
1070 than an array of operands. Assert that the number of operands is
1072 (add_constant): Rename to...
1073 (mips16_add_constant): ...this. Use XNEW.
1074 (dump_constants_1): Rename to...
1075 (mips16_emit_constants_1): ...this. Use ALL_SCALAR_FIXED_POINT_MODE_P.
1076 (dump_constants): Rename to...
1077 (mips16_emit_constants): ...this.
1078 (mips_sim_wait_reg, mips_sim_record_set): Use END_REGNO.
1079 (mips_set_mips16_mode): Don't call mips_init_split_addresses.
1080 Assign mips16_p to was_mips16_p.
1081 (mips_parse_cpu): Tweak warning message.
1082 (override_options): Rename to...
1083 (mips_override_options): ...this. Move the mips_cost initialization
1084 out of the "shared with GAS" block. Quote option names in error
1086 (mips_conditional_register_usage): Make local variable REGNO unsigned.
1087 (mips_order_regs_for_local_alloc): Remove register keyword.
1089 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
1091 * system.h (IN_RANGE): Cast each argument individually.
1093 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
1095 * config/mips/mips.c (mips_set_mips16_mode) Say sorry for hard-float
1096 MIPS16 code unless using o32 or o64.
1098 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
1100 * config/mips/mips.c (mips_cannot_change_mode_class): Don't check
1101 for modes smaller than 4 bytes.
1102 * config/mips/mips.md (*movhi_internal, *movqi_internal): Remove
1105 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
1107 * config/mips/mips-protos.h (mips_output_aligned_bss): Delete.
1108 * config/mips/linux.h (BSS_SECTION_ASM_OP): Delete.
1109 (ASM_OUTPUT_ALIGNED_BSS): Delete.
1110 * config/mips/mips.c (mips_output_aligned_bss): Delete.
1112 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
1114 * config/mips/mips.c (mips_function_ok_for_sibcall): Only forbid
1115 sibling calls to "mips16" functions if the function satisfies
1116 const_call_insn_operand.
1118 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
1120 * config/mips/mips.c (mips_va_start): Fix types in calls
1123 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
1125 * config/mips/mips.c (mips_rtx_costs): Only recognize reciprocals
1128 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
1130 * config/mips/mips.h (ISA_HAS_LDC1_SDC1): New macro.
1131 * config/mips/mips.c (mips_split_64bit_move_p): Use ISA_HAS_LDC1_SDC1
1132 instead of checking mips_isa.
1134 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
1136 * doc/invoke.texi (-mpaired-single): Don't say that the option
1137 requires 64-bit code.
1138 * config/mips/mips-protos.h (mips_modes_tieable_p): Declare.
1139 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): New macro.
1140 (ISA_HAS_NMADD_NMSUB): Add a mode argument. Return true for
1141 V2SF if ISA_MIPS32R2.
1142 (MODES_TIEABLE_P): Use mips_modes_tieable_p.
1143 * config/mips/mips.c (mips_rtx_costs): Pass a mode argument
1144 to ISA_HAS_NMADD_NMSUB.
1145 (mips_split_doubleword_move): Handle V2SF.
1146 (mips_modes_tieable_p): New function.
1147 (override_options): Report a warning rather than an error when
1148 -mpaired-single is used on ISAs that don't support it; use
1149 ISA_HAS_PAIRED_SINGLE to check that case.
1150 * config/mips/mips.md (MOVE64): New mode iterator. Replace DI
1151 and DF move splitters with a single MOVE64 splitter, thereby adding
1152 a V2SF splitter too.
1153 (SPLITF): Add TARGET_DOUBLE_FLOAT conditions to DI and DF.
1154 Add a TARGET_FLOAT64 condition to TF. Add V2SF to the iterator.
1155 (HALFMODE): Add V2SF.
1156 (*nmadd<mode>, *nmadd<mode>_fastmath, *nmsub<mode>)
1157 (*nmsub<mode>_fastmath): Add a mode argument to ISA_HAS_NMADD_NMSUB.
1158 (movv2sf_hardfloat_64bit): Tweak ordering of conditions.
1159 (movv2sf_hardfloat_32bit): New pattern.
1160 (load_low<mode>, load_high<mode>, store_word<mode>): Remove
1161 TARGET_DOUBLE_FLOAT conditions.
1163 2007-10-20 Jakub Jelinek <jakub@redhat.com>
1165 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Point
1166 saved CR2 offset to low 32 bits of regs->ccr rather than the whole
1167 64-bit register in 64-bit libgcc.
1169 2007-10-20 Eric B. Weddington <eweddington@cso.atmel.com>
1171 * config/avr/avr.c (avr_mcu_types): Add at90pwm2b, at90pwm3b.
1172 * config/avr/avr.h (LINK_SPEC): Likewise.
1173 (CRT_BINUTILS_SPECS): Likewsie.
1174 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
1176 2007-10-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1178 * doc/invoke.texi (Warning Options): Move -w, -Werror, -Werror=
1179 and -Wfatal-errors together.
1181 2007-10-20 Alan Modra <amodra@bigpond.net.au>
1184 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Revert 2007-05-16
1185 change for vrsave, ie restore after frame pop.
1187 2007-10-19 David S. Miller <davem@davemloft.net>
1189 * config/sparc/niagara2.md: Fix copyright notice.
1191 2007-10-19 Sebastian Pop <sebastian.pop@amd.com>
1193 PR tree-optimization/23820
1194 PR tree-optimization/24309
1195 PR tree-optimization/33766
1196 * testsuite/gcc.dg/tree-ssa/pr23820.c: New.
1197 * testsuite/gcc.dg/tree-ssa/pr24309.c: New.
1198 * testsuite/gcc.dg/tree-ssa/pr33766.c: New.
1199 * testsuite/gcc.dg/tree-ssa/ltrans-3.c: XFAILed.
1200 * tree-loop-linear.c (perfect_loop_nest_depth): New.
1201 (linear_transform_loops): Use perfect_loop_nest_depth.
1202 * lambda-code.c (perfect_nest_p): Outer loops in perfect nests
1203 should have a single condition: their exit.
1205 2007-10-19 Richard Guenther <rguenther@suse.de>
1209 * stor-layout.c (layout_type): Assert that aggregates do not
1210 have their alias sets set.
1211 * alias.c (get_alias_set): Return alias set zero for incomplete
1212 types, return the alias set of the element for incomplete array
1213 types, but do not remember these.
1215 2007-10-19 Richard Guenther <rguenther@suse.de>
1218 2007-10-19 Richard Guenther <rguenther@suse.de>
1221 * tree.c (build_array_type): Do not re-layout unbound array
1224 2007-10-19 Richard Guenther <rguenther@suse.de>
1227 * tree.c (build_array_type): Do not re-layout unbound array
1230 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
1232 * config/mips/mips.c (mips_canonicalize_comparison): Check
1233 mips_relational_operand_ok_p before trying to rewrite the test.
1234 Only calculate PLUS_ONE if needed.
1235 (mips_emit_int_relational): Don't call mips_relational_operand_ok_p
1238 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
1240 * config/mips/mips.c (mips16e_build_save_restore): Fix *OFFSET_PTR
1243 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
1245 * config/mips/mips.c (mips_call_tls_get_addr): Don't claim that
1246 the call uses the incoming value of $2.
1248 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
1250 * config/mips/mips.c (mips_call_tls_get_addr): Use gen_const_mem
1251 rather then gen_rtx_MEM.
1252 (mips_setup_incoming_varargs): Use gen_frame_mem rather than
1254 (mips_set_return_address): Likewise.
1255 (mips_restore_gp): Likewise.
1257 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
1259 * config/mips/mips.c (gpr_mode): Delete.
1260 (mips16e_build_save_restore): Use word_mode and UNITS_PER_WORD
1261 instead of gpr_mode.
1262 (mips_for_each_saved_reg): Likewise.
1263 (mips_expand_prologue, mips_expand_epilogue): Likewise.
1264 (override_options): Don't initialize gpr_mode.
1265 * config/mips/mips.md (eh_return): Use word_mode instead of gpr_mode.
1267 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
1269 * config/mips/mips.c (mips_hard_regno_nregs): Put the UNITS_PER_WORD
1271 (mips_class_max_nregs): Calculate the smallest consituent register
1272 size and use that to determine an upper bound on the number of
1275 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
1277 * config/mips/mips.c (mips16_copy_fpr_return_value): New function,
1279 (mips_expand_epilogue): ...here.
1280 (mips_mdebug_abi_name): New function, split out from...
1281 (mips_file_start): ...here.
1282 (mips_hard_regno_mode_ok_p): New function, split out from...
1283 (override_options): ...here.
1284 (mips_expand_builtin_1): New function, split out from...
1285 (mips_expand_buitin): ...here. Abort if we don't recognize
1288 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
1290 * config/mips/mips.c (build_mips16_function_stub): Load the
1291 target address into $1 before transfering the arguments.
1292 Don't use ".set noreorder".
1293 (build_mips16_call_stub): Likewise.
1295 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
1297 * config/mips/mips.c (mips_output_32bit_xfer): New function.
1298 (mips_output_64bit_xfer): Likewise.
1299 (mips16_fp_args): Rename to...
1300 (mips_output_args_xfer): ...this and replace the FROM_FP_P argument
1301 with a DIRECTION argument. Use mips_output_32bit_xfer and
1302 mips_output_64bit_xfer.
1303 (build_mips16_function_stub): Update accordingly.
1304 (mips16_fpret_double): Delete.
1305 (build_mips16_call_stub): Update after above changes.
1306 Use mips_output_32bit_xfer. Use mips_output_64bit_xfer instead
1307 of mips16_fpret_double. Use GP_REG_RETURN.
1309 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
1311 * config/mips/mips.c (mips16_fp_args): Remove the FILE argument and
1312 use asm_out_file instead.
1313 (build_mips16_function_stub): Likewise.
1314 (build_mips16_call_stub, mips_output_function_prologue): Update
1317 2007-10-18 David S. Miller <davem@davemloft.net>
1319 Add Niagara-2 support.
1320 * doc/invoke.texi: Document -m{cpu,tune}=niagara2.
1321 * config.gcc: Add niagara2 to cpu and tune lists for sparc.
1322 * config/sparc/sparc.md (sparc_cpu_attr): Add niagara2.
1323 (include): Add inclusion of niagara2.md
1324 * config/sparc/sparc.c (niagara2_costs): New.
1325 (sparc_override_options): Add niagara2 entry to cpu_default[]
1326 and cpu_table[]. Set align_functions to 32 on Niagara2. Use
1327 niagara2_costs when PROCESSOR_NIAGARA2. Handle Niagara2 for
1328 PARAM_SIMULTANEOUS_PREFETCHES and PARAM_L1_CACHE_LINE_SIZE.
1329 (sparc_initialize_trampoline): Handle niagara2 like niagara.
1330 (sparc64_initialize_trampoline): Likewise.
1331 (sparc_use_sched_lookahead): Likewise.
1332 (sparc_issue_rate): Likewise.
1333 * config/sparc/sol2-bi.h: Handle TARGET_CPU_niagara2 and
1335 * config/sparc/sparc.h (TARGET_CPU_niagara2): Define.
1336 ({CPP,ASM}_CPU64_DEFAULT_SPEC): Set appropriately for
1337 TARGET_CPU_niagara2.
1338 (PROCESSOR_NIAGARA2): New.
1339 (REGISTER_MOVE_COST): Handle PROCESSOR_NIAGARA2.
1340 (BRANCH_COST): Likewise.
1341 * config/sparc/linux64.h: Handle TARGET_CPU_niagara2.
1342 * config/sparc/sol2.h: Likewise.
1343 * config/sparc/niagara2.md: New file.
1345 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
1347 * config/mips/mips.c (mips_frame_info): Remove gp_reg_size and
1349 (mips_compute_frame_info): Remove associated code.
1350 (mips16e_build_save_restore): Check num_fp instead of fp_reg_size.
1352 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
1354 * config/mips/mips-protos.h (compute_frame_size): Delete.
1355 * config/mips/mips.h: Update comments.
1356 * config/mips/mips.c (mips_frame_info): Remove initialized.
1357 (compute_frame_size): Rename to...
1358 (mips_compute_frame_info): ...this and make static. Remove the
1359 SIZE argument and return no value. Remove the setting of initialized.
1360 Update rest of file accordingly.
1361 (mips_set_return_address): Don't call compute_frame_size.
1362 (mips_can_use_return_insn): Don't check df_regs_ever_live_p (31).
1363 Don't call compute_frame_size.
1365 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
1367 * config/mips/mips-protos.h (mips_frame_pointer_required): Declare.
1368 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Use
1369 mips_hard_frame_pointer_required.
1370 (CAN_ELIMINATE): Rely on FRAME_POINTER_REQUIRED to check for
1371 large MIPS16 frames.
1372 * config/mips/mips.c (mips_frame_pointer_required): New function.
1374 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
1376 * config/mips/mips.c (mips_frame_info): Add arg_pointer_offset
1377 and hard_frame_pointer_offset.
1378 (mips_debugger_offset): Use hard_frame_pointer_offset.
1379 (mips16e_collect_argument_save_p): Likewise.
1380 (compute_frame_size): Initialize arg_pointer_offset and
1381 hard_frame_pointer_offset.
1382 (mips_initial_elimination_offset): Use them.
1383 (mips_output_function_prologue): Use hard_frame_pointer_offset.
1384 (mips_expand_prologue, mips_expand_epilogue): Likewise.
1386 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
1388 * config/mips/mips.h (STARTING_FRAME_OFFSET): Remove rtl
1390 * config/mips/mips.c (mips_frame_info): Give num_gp and num_fp type
1391 "unsigned int" rather than "int" and put them with the other
1392 register-related fields. Put expanded comments above fields
1393 rather than to their right.
1394 (mips16e_mask_registers): Replace the GP_REG_SIZE_PTR argument
1395 with a NUM_REGS_PTR argument.
1396 (mips16e_save_restore_pattern_p): Update accordingly.
1397 (compute_frame_size): Clarify frame diagram. Rewrite.
1399 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
1401 * config/mips/mips-ftypes.def: New file.
1402 * config/mips/mips.c (MIPS_FTYPE_NAME1, MIPS_FTYPE_NAME2)
1403 (MIPS_FTYPE_NAME3, MIPS_FTYPE_NAME4): New macros.
1404 (mips_function_type): Redefine using mips-ftypes.def.
1405 (dsp_bdesc): Use POINTER rather than PTR in the MIPS_*_FTYPE_* names.
1406 (mips_builtin_vector_type): New function.
1407 (MIPS_ATYPE_VOID, MIPS_ATYPE_INT, MIPS_ATYPE_POINTER, MIPS_ATYPE_SI)
1408 (MIPS_ATYPE_USI, MIPS_ATYPE_DI, MIPS_ATYPE_SF, MIPS_ATYPE_DF)
1409 (MIPS_ATYPE_V2SF, MIPS_ATYPE_V2HI, MIPS_ATYPE_V4QI, MIPS_FTYPE_ATYPES1)
1410 (MIPS_FTYPE_ATYPES2, MIPS_FTYPE_ATYPES3, MIPS_FTYPE_ATYPES4): New
1412 (mips_build_function_type): New function.
1413 (mips_init_builtins): Use it to create types lazily.
1415 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
1417 * config/mips/mips.h (set_volatile): Delete.
1418 * config/mips/mips.c (set_volatile): Delete.
1419 (mips_print_operand_punctuation): New function, split out from
1420 print_operand. Remove '%{', '%}', '%~', '%&' and '%!'.
1421 Use the same character ordering in the code and the comments.
1422 Use a recursive call to handle '*'. Abort on unknown characters.
1423 (mips_init_print_operand_punct): New function, split out from
1425 (mips_print_int_branch_condition): New function, split out from
1426 print_operand. Use GET_RTX_NAME. Use output_operand_lossage
1427 to report unexpected codes.
1428 (mips_print_float_branch_condition): New function, split out from
1429 print_operand. Use output_operand_lossage to report unexpected codes.
1430 (print_operand): Rework to use a case statement. Use the
1431 same letter ordering in the code and the comments. Use
1432 output_operand_lossage to report unexpected codes and
1433 reverse_condition to handle inverted branch conditions.
1434 (override_options): Use mips_init_print_operand_punct.
1436 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
1438 * config/mips/mips.h: Move variable declarations to end of file and
1439 enclose them all in #ifndef USED_FOR_TARGET.
1440 * config/mips/mips.c: Reorder functions into more logical groups,
1441 and so that callees appear before callers. Put the targetm
1442 initializer at the end of the file. Remove forward static
1443 declarations where possible.
1444 (mips_init_builtins): Add "static" to definition.
1445 (mips_expand_builtin, mips_mode_rep_extended): Likewise.
1447 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
1449 * config/mips/mips.c (TARGET_MIN_ANCHOR_OFFSET): Delete.
1450 (TARGET_MAX_ANCHOR_OFFSET): Delete.
1451 (mips_cannot_force_const_mem): Don't check TARGET_HAVE_TLS.
1452 (mips_set_mips16_mode): Initialize min_anchor_offset and
1453 max_anchor_offset directly to constants.
1455 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
1457 * config/mips/mips.c: Delete trailing whitespace.
1459 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
1461 * config/mips/mips.c (mips_expand_call): Use FAKE_CALL_REGNO.
1462 (mips_avoid_hazard): Allow multiple sets for HAZARD_DELAY,
1464 * config/mips/mips.md (load_call<mode>): Don't make the unspec
1465 depend on FAKE_CALL_REGNO. Set FAKE_CALL_REGNO.
1467 2007-10-18 David Daney <ddaney@avtrex.com>
1469 * config/mips/linux-unwind.h (mips_fallback_frame_state): Use new
1470 reg_offset variable to calculate register locations.
1472 2007-10-18 Richard Guenther <rguenther@suse.de>
1474 * tree-ssa.c (uid_ssaname_map_eq): New function.
1475 (uid_ssaname_map_has): Likewise.
1476 (init_tree_ssa): Allocate default_defs as uid_ssaname map.
1477 * tree-flow.h (struct gimple_df): Make default_defs a
1479 * tree-dfa.c (gimple_default_def): Deal with it.
1480 (set_default_def): Likewise.
1482 2007-10-18 Richard Guenther <rguenther@suse.de>
1484 * tree-flow.h (struct gimple_df): Make referenced_vars
1486 (uid_decl_map_eq): Declare.
1487 (uid_decl_map_hash): Likewise.
1488 * tree-ssa.c (uid_decl_map_eq): New function.
1489 (uid_decl_map_hash): Likewise.
1490 (init_tree_ssa): Make referenced_vars a uid_decl_map.
1491 * tree-flow-inline.h (first_referenced_var): Deal with
1492 the referenced_vars representation change.
1493 (next_referenced_var): Likewise.
1494 * tree-dfa.c (referenced_var_lookup): Likewise.
1495 (referenced_var_check_and_insert): Likewise.
1496 (remove_referenced_var): Likewise.
1498 2007-10-18 Daniel Jacobowitz <dan@codesourcery.com>
1500 * config/mips/mips.c (mips_dwarf_register_span): New.
1501 (TARGET_DWARF_REGISTER_SPAN): Define.
1503 2007-10-18 Chen Liqin <liqin@sunnorth.com.cn>
1505 * config.gcc : update score-*-elf(extra_objs).
1506 * config/score/mac.md : Remove.
1507 * config/score/misc.md : Remove.
1508 * config/score/score7.md : Remove.
1509 * config/score/score-mdaux.h : Remove.
1510 * config/score/score-mdaux.c : Remove.
1511 * config/score/score-version.h : Remove.
1512 * config/score/score-generic.md : New.
1513 * config/score/score3.h : New.
1514 * config/score/score3.c : New.
1515 * config/score/score7.h : New.
1516 * config/score/score7.c : New.
1517 * config/score/mul-div.S : add flush_cache score3 support.
1518 * config/score/elf.h : Fix some typos.
1519 * config/score/score.md : merge score3 and score7 pattern.
1520 * config/score/score.c : use to seperate which target it used.
1521 * config/score/score.h : use to seperate the target macro.
1522 * config/score/score.opt : remove -mmac option , add -mscore3,
1523 -mscore3d and -march OPTION support.
1525 2007-10-17 Andrew Pinski <andrew_pinski@playstation.sony.com>
1527 * cfgexpand.c (expand_stack_vars): Add checking to make sure
1528 that the offset of a variable is not greater than the size
1531 2007-10-17 Anatoly Sokolov <aesok@post.ru>
1533 * config/avr/avr.c (avr_mcu_types): Add support for atmega48p,
1534 atmega88p, atmega168p and atmega328p devices.
1535 * config/avr/avr.h (LINK_SPEC): (Ditto.).
1536 (CRT_BINUTILS_SPECS): (Ditto.).
1537 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
1539 2007-10-17 Maxim Kuvyrkov <maxim@codesourcery.com>
1541 * sched-ebb.c: Surround code with '#ifdef INSN_SCHEDULING'.
1543 * sched-deps.c: Ditto. Remove nested #ifdef's INSN_SCHEDULING.
1544 * sched-int.h: Surround declarations with '#ifdef INSN_SCHEDULING'.
1545 (print_insn): Move declaration to ...
1546 * rtl.h (print_insn): ... here.
1548 2007-10-17 Maxim Kuvyrkov <maxim@codesourcery.com>
1550 * config/m68k/m68k.h (m68k_sched_cpu, m68k_sched_attr_opx_type,
1551 m68k_sched_attr_opy_type, m68k_sched_attr_size, m68k_sched_attr_op_mem,
1552 m68k_sched_branch_type): Move declarations to ...
1553 * config/m68/m68k-protos.h: ... here.
1555 2007-10-17 Maxim Kuvyrkov <maxim@codesourcery.com>
1557 * genattrtab.c (main): Rearrange output of insn-attrtab.c headers.
1559 2007-10-17 Eric B. Weddington <eweddington@cso.atmel.com>
1561 * config/avr/avr.c (avr_mcu_types): Add attiny48.
1562 * config/avr/avr.h (LINK_SPEC): Likewise.
1563 (CRT_BINUTILS_SPECS): Likewsie.
1564 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
1566 2007-10-17 Eric B. Weddington <eweddington@cso.atmel.com>
1568 * config/avr/avr.c (avr_mcu_types): Add attiny43u.
1569 * config/avr/avr.h (CRT_BINUTILS_SPECS): Likewsie.
1570 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
1572 2007-10-17 Uros Bizjak <ubizjak@gmail.com>
1575 * reg-stack.c (move_for_stack_reg): Swap input argument of
1576 UNSPEC_TAN insn to the top of the stack.
1578 2007-10-17 Uros Bizjak <ubizjak@gmail.com>
1581 * config/i386/i386.c (ix86_expand_builtin) [IX86_BUILTIN_PSLLWI128,
1582 IX86_BUILTIN_PSLLDI128, BUILTIN_PSLLQI128, IX86_BUILTIN_PSRAWI128,
1583 IX86_BUILTIN_PSRADI128, IX86_BUILTIN_PSRLWI128,
1584 IX86_BUILTIN_PSRLDI128, IX86_BUILTIN_PSRLQI128]: Do not require
1585 immediate shift value.
1586 * config/i386/emmintrin.h (_mm_slli_epi16, _mm_slli_epi32,
1587 _mm_slli_epi64, _mm_srai_epi16, _mm_srai_epi32, _mm_srli_epi16,
1588 _mm_srli_epi32, _mm_srli_epi64): Remove 'const' from count argument.
1589 Remove macros for !__OPTIMIZE__ case.
1591 2007-10-17 Daniel Berlin <dberlin@dberlin.org>
1593 * tree-ssa-structalias.c (rewrite_constraints): Don't test for
1595 (perform_var_substitution): Only DFS from real nodes. Don't test
1597 (unite_pointer_equivalences): Fix broken test.
1599 2007-10-17 Alan Modra <amodra@bigpond.net.au>
1601 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Correct
1602 altivec sp_offset. Rearrange sp_offset assignments to
1603 correspond to stack adjustments. Use frame_reg_rtx for
1604 SPE register restores. Correct SPE stack adjustment.
1606 2007-10-17 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1608 * builtins.c (gimplify_va_arg_expr): Use inform for help message.
1609 * toplev.c (check_global_declaration_1): Use appropriate warning
1610 option instead of unnamed warning.
1611 * stor-layout.c (layout_decl): Likewise.
1612 * c-typeck.c (build_conditional_expr): Likewise.
1613 (build_compound_expr): Fix wrong comment.
1614 (build_binary_op): Use appropriate warning option instead of
1616 * cfgexpand.c (tree_expand_cfg): Likewise.
1617 * tree-optimize.c (tree_rest_of_compilation): Likewise.
1618 * tree-cfg.c (remove_useless_stmts_warn_notreached): Likewise.
1619 (execute_warn_function_return): Likewise.
1620 * stmt.c (warn_if_unused_value): Likewise.
1622 2007-10-16 Eric B. Weddington <eweddington@cso.atmel.com>
1624 * config/avr/avr.c (avr_mcu_types): Add at90pwm216, at90pwm316.
1625 * config/avr/avr.h (LINK_SPEC): Likewise and remove regex for
1627 (CRT_BINUTILS_SPECS): Likewsie.
1628 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
1630 2007-10-16 Amruth Laxman <amruth.laxman@nsn.com>
1633 * config/sparc/sparc.h (LOCAL_ALIGNMENT): Define.
1635 2007-10-16 Eric Botcazou <ebotcazou@libertysurf.fr>
1637 * dce.c (init_dce): Only initialize the obstacks for the fast pass.
1638 (fini_dce): Only release them for the fast pass.
1639 (end_ud_dce): Delete.
1640 (rest_of_handle_ud_dce): Do not modify df_in_progress.
1641 Call fini_dce instead of end_ud_dce.
1642 (rest_of_handle_fast_dce): Do not modify df_in_progress.
1643 (run_fast_df_dce): Reset df_in_progress to false on exit.
1645 2007-10-16 Paolo Bonzini <bonzini@gnu.org>
1646 Maxim Kuvyrkov <maxim@codesourcery.com>
1648 * target.h (unspec_may_trap_p): New target hook.
1649 * target-def.h (TARGET_UNSPEC_MAY_TRAP_P): New macro.
1650 * targhooks.c (default_unspec_may_trap_p): Default implementation of
1652 * targhooks.h (default_unspec_may_trap_p): Declare it.
1653 * doc/tm.texi (TARGET_UNSPEC_MAY_TRAP_P): Document new hook.
1654 * rtlanal.c (may_trap_p_1): Use new hook. Make global.
1655 * rtl.h (may_trap_p_1): Declare.
1657 * config/ia64/ia64.c (ia64_unspec_may_trap_p): New function to
1658 override default hook implementation.
1659 (TARGET_UNSPEC_MAY_TRAP_P): Override default implementation of the
1662 2007-10-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1664 * doc/invoke.texi (Wextra): Move it just after Wall, list the
1665 options enabled by Wextra and mention Wuninitialized.
1667 2007-10-15 Nigel Stephens <nigel@mips.com>
1669 * config/mips/mips.h (LOCAL_ALIGNMENT): Define.
1671 2007-10-15 Jakub Jelinek <jakub@redhat.com>
1673 PR tree-optimization/33136
1674 * opts.c (decode_options): Don't enable flag_ipa_type_escape.
1676 2007-10-15 Alexandre Oliva <aoliva@redhat.com>
1678 PR tree-optimization/33735
1679 PR tree-optimization/33572
1680 * tree-inline.c (update_ssa_across_abnormal_edges): Revert
1681 2007-10-09's change.
1682 * except.c (duplicate_eh_regions): Don't look for prev_try
1683 beyond ERT_ALLOWED_EXCEPTIONS with an empty list.
1685 2007-10-15 Alexandre Oliva <aoliva@redhat.com>
1688 * tree-inline.c (copy_bb): Use bsi_replace to replace a
1689 __builtin_va_arg_pack-containing call stmt.
1691 2007-10-15 Razya Ladelsky <razya@il.ibm.com>
1693 * matrix-reorg.c (gate_matrix_reorg): Don't comment out whole
1696 2007-10-15 Jakub Jelinek <jakub@redhat.com>
1698 PR tree-optimization/33619
1699 * tree-ssa-ter.c (is_replaceable_p): Return false for all
1702 2007-10-15 David Edelsohn <edelsohn@gnu.org>
1704 * config.gcc (powerpc-ibm-aix5*): Install altivec.h.
1706 2007-10-15 Richard Guenther <rguenther@suse.de>
1708 * fold-const.c (extract_array_ref): Remove.
1709 (fold_comparison): Handle POINTER_PLUS_EXPR with the
1710 generic address expression comparison folding. Remove
1711 the folding that used extract_array_ref.
1713 2007-10-15 Maxim Kuvyrkov <maxim@codesourcery.com>
1716 * haifa-sched.c (process_insn_forw_deps_be_in_spec): Check if
1717 speculation type of insn can be changed before trying to do that.
1719 2007-10-15 Eric Botcazou <ebotcazou@libertysurf.fr>
1721 * dse.c (struct insn_info): Add 'frame_read' field.
1722 (scan_insn): For the call to a const function, set frame_read if
1723 reload has been run.
1724 If the insn reads the frame, kill the frame related stores.
1725 (scan_reads_nospill): Likewise.
1727 2007-10-14 Jason Merrill <jason@redhat.com>
1729 * tree-eh.c (optimize_double_finally): Don't assume that the
1730 cleanup we're duplicating is only one statement.
1732 2007-10-14 Kazu Hirata <kazu@codesourcery.com>
1734 * config/fixed-bit.c, config/i386/cpuid.h, config/i386/i386.c,
1735 config/i386/i386.md, config/i386/sse.md, function.c, jump.c,
1736 modulo-sched.c, ra-conflict.c, toplev.c, tree-eh.c, tree-sra.c,
1737 tree-ssa-dse.c, tree-vect-analyze.c, tree-vect-patterns.c,
1738 tree-vect-transform.c: Fix comment typos.
1739 * doc/extend.texi: Fix a typo.
1741 * c-common.h: Remove the prototype for c_expand_body.
1742 * c-tree.h: Remove the prototype for c_disregard_inline_limits.
1743 * tree.h: Remove the prototype for fold_build_call_expr.
1745 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN):
1747 * c-tree.h: Remove the prototype for c_cannot_inline_tree_fn.
1749 2007-10-13 David Edelsohn <edelsohn@gnu.org>
1751 * config/rs6000/aix53.h: New file.
1752 * config/rs6000/aix{41,43,51,52}.h (TARGET_ALTIVEC): Define to 0.
1753 (TARGET_ALTIVEC_ABI): Same.
1754 * config/rs6000/aix.h (TARGET_ALTIVEC): Delete.
1755 (TARGET_ALTIVEC_ABI): Delete.
1756 * config.gcc (powerpc-ibm-aix5*): Rename to aix5.2. Add new
1757 stanza defaulting to aix5.3.
1759 2007-10-12 Nathan Froyd <froydnj@codesourcery.com>
1761 * config/i386/i386.md (SI_REG, DI_REG): New constants.
1762 (strmov): Use defined constants.
1763 (cmpstrnsi): Likewise.
1764 * config/i386/i386.c (decide_alg): Use defined constants.
1765 (ix86_expand_strlen): Likewise.
1767 2007-10-12 Richard Sandiford <rsandifo@nildram.co.uk>
1769 * dse.c (find_shift_sequence): Reinstate "<= UNITS_PER_WORD" condition.
1770 * var-tracking.c (micro_operation_def): Update comment on u.loc.
1771 (mode_for_reg_attrs, var_lowpart): New functions.
1772 (add_uses): Consider recording a lowpart of LOC for MO_USE.
1773 (add_stores): Likewise MO_SET and MO_COPY. If the source of a set
1774 or copy is known, set LOC to the SET that performs the set, instead
1776 (find_src_status, find_src_set_src): Remove LOC parameter.
1777 Replace INSN with the source value.
1778 (compute_bb_dataflow, emit_notes_in_bb): Check for a SET u.loc when
1779 handling MO_SET and MO_COPY. Update the calls to find_src_status
1780 and find_src_set_src.
1782 2007-10-12 Nathan Froyd <froydnj@codesourcery.com>
1785 * config/i386/i386.md (strmov): Check for esi and edi usage.
1786 * config/i386/i386.c (decide_alg): Check whether we can use a
1787 rep prefix and adjust algorithm choice accordingly.
1788 (ix86_expand_strlen): Check for eax, ecx, and edi usage.
1790 2007-10-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1792 * config/c4x/c4x.md (mulqi3, mulhi3): Use optab_libfunc.
1794 2007-10-12 Kenneth Zadeck <zadeck@naturalbridge.com>
1796 * global.c (build_insn_chain): Formatting fixes.
1798 2007-10-12 Richard Guenther <rguenther@suse.de>
1800 * tree-ssa-forwprop.c (forward_propagate_into_cond): For
1801 combining both operands require either both have single uses
1802 or combining to a constant.
1804 2007-10-12 Richard Guenther <rguenther@suse.de>
1807 * tree-ssa-forwprop.c (can_propagate_from): Do not propagate from
1808 a rhs with side-effects or which is a load.
1809 (forward_propagate_into_cond): Also try combining both operands.
1811 2007-10-12 Uros Bizjak <ubizjak@gmail.com>
1813 PR tree-optimization/33742
1814 * tree-vect-transform.c (vectorizable_operation): Return false
1815 if get_vectype_for_scalar_type for scalar_dest can't be determined.
1816 (vectorizable_call): Same for rhs_type and lhs_type.
1818 2007-10-12 Jakub Jelinek <jakub@redhat.com>
1820 PR tree-optimization/33645
1821 * tree-ssa-live.c (mark_all_vars_used): Add data argument,
1822 pass it to walk_tree.
1823 (mark_all_vars_used_1): Pass data through to mark_all_vars_used.
1824 When calling set_is_used on a VAR_DECL, if data is not NULL and
1825 its DECL_UID is in the bitmap, call mark_all_vars_used on its
1826 DECL_INITIAL after clearing the bit in bitmap.
1827 (remove_unused_locals): Adjust mark_all_vars_used callers.
1828 Instead of removing unused global vars from unexpanded_var_list
1829 immediately record them in bitmap, call mark_all_vars_used on
1830 all used global vars from unexpanded_var_list and only purge
1831 global vars that weren't found used even during that step.
1833 2007-10-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1835 * gthr-posix.h (__gthread_active_init): Create detached instead of
1836 joinable thread when testing whether threads are active on hppa-hpux.
1837 * gthr-posix95.h (__gthread_active_init): Likewise.
1839 2007-10-11 Kenneth Zadeck <zadeck@naturalbridge.com>
1842 * global.c (build_insn_chain): Include insn that occur between
1845 2007-10-11 Tom Tromey <tromey@redhat.com>
1847 * gengtype-yacc.y: Delete.
1849 2007-10-11 Uros Bizjak <ubizjak@gmail.com>
1851 * config/i386/i386.md (AX_REG, DX_REG, CX_REG): New constants.
1852 * config/i386/i386.c (ix86_function_arg_regno_p, function_arg_32,
1853 function_value_32, function_value_64, function_value_ms_64,
1854 setup_incoming_varargs_64, ix86_expand_prologue, ix86_expand_call,
1855 legitimize_tls_address, x86_this_parameter, x86_output_mi_thunk):
1858 2007-10-11 Richard Guenther <rguenther@suse.de>
1860 * gcse.c (hash_scan_set): If the next nonnote insn is in
1861 a different basic block insert the set.
1863 2007-10-11 Richard Guenther <rguenther@suse.de>
1866 * tree-cfg.c (one_pointer_to_useless_type_conversion_p): New function.
1867 (verify_gimple_expr): Use it to verify pointer-to types for
1870 2007-10-11 Richard Guenther <rguenther@suse.de>
1873 * c-typeck.c (build_array_ref): Do not strip qualifiers from
1874 the array element type.
1876 2007-10-11 Eric Botcazou <ebotcazou@libertysurf.fr>
1878 PR rtl-optimization/33638
1879 * dse.c (struct insn_info): Remove 'stack_read' field,
1880 add 'stack_pointer_based' field.
1881 (record_store): For a store with non-constant base, record
1882 whether it is stack pointer based.
1883 (scan_insn): For the call to a const function, remove stack
1884 pointer based stores from the list of local active stores.
1885 (scan_reads_nospill): Delete code dealing with const functions.
1887 2007-10-10 Peter Bergner <bergner@vnet.ibm.com>
1889 * ra-conflict.c (partial_bitnum, max_bitnum): Change type of variables
1891 (conflict_p, set_conflict, set_conflicts): Likewise.
1892 * global.c (global_alloc): Likewise.
1893 * ra.h: Update prototypes.
1895 2007-10-10 Wolfgang Gellerich <gellerich@de.ibm.com>
1897 * opth-gen.awk: Fixed generation of comment stating the origin
1900 2007-10-10 Kazu Hirata <kazu@codesourcery.com>
1903 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
1904 * longlong.h (count_leading_zeros): Replace '{' and '}' with '%{'
1905 and '%}', respectively.
1908 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
1909 * config/m68k/m68k.c (print_operand): Handle '{' and '}'.
1910 * config/m68k/m68k.h (PRINT_OPERAND_PUNCT_VALID_P): Accept '{'
1912 * config/m68k/m68k.md: Replace '{' with '%{' where '{' is
1916 2007-10-07 Kazu Hirata <kazu@codesourcery.com>
1917 * config/m68k/m68k.c, config/m68k/m68k.md: Use the assembly
1918 syntax for ASSEMBLER_DIALECT.
1919 * config/m68k/m68k.h (ASSEMBLER_DIALECT): New.
1921 2007-10-10 Revital Eres <eres@il.ibm.com>
1923 * modulo-sched.c (check_nodes_order): Dump the final order of
1925 (get_sched_window): Add dump info.
1926 (calculate_order_params): Dump order params of the nodes.
1928 2007-10-09 Kenneth Zadeck <zadeck@naturalbridge.com>
1931 * ra-conflict.c (record_one_conflict_between_regnos,
1932 set_conflicts_for_earlyclobber, global_conflicts): Improved logging.
1933 (global_conflicts): Enhanced incorrect check.
1935 2007-10-09 Geoffrey Keating <geoffk@apple.com>
1937 * dwarf2out.c (output_call_frame_info): FDEs are always emitted
1938 if flag_exceptions is not set.
1939 * config/darwin.c (darwin_emit_unwind_label): Rewrite to use
1940 assemble_name rather than incorrectly emulating it.
1942 * doc/extend.texi (Deprecated Features): Mention that <? and >? and
1943 friends are removed from G++.
1945 2007-10-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1947 * c-opts.c (c_common_handle_option): -Wnontemplate-friend,
1948 -Wwrite-strings and -Wmultichar are enabled by default, so Wall
1949 enabling them is redundant. Don't check two times for
1952 2007-10-09 H.J. Lu <hongjiu.lu@intel.com>
1954 * ra-conflict.c (record_one_conflict_between_regnos): Revert
1956 (set_conflicts_for_earlyclobber): Likewise.
1957 (global_conflicts): Likewise.
1959 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
1961 * longlong.h (count_leading_zeros): Replace '{' and '}' with '%{'
1962 and '%}', respectively.
1964 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
1966 * config/m68k/m68k.c (print_operand): Handle '{' and '}'.
1967 * config/m68k/m68k.h (PRINT_OPERAND_PUNCT_VALID_P): Accept '{'
1969 * config/m68k/m68k.md: Replace '{' with '%{' where '{' is
1972 2007-10-09 Richard Guenther <rguenther@suse.de>
1975 * gimplify.c (canonicalize_component_ref): Honor qualifiers
1976 of referenced structure and component.
1978 2007-10-09 Kenneth Zadeck <zadeck@naturalbridge.com>
1981 * ra-conflict.c (record_one_conflict_between_regnos,
1982 set_conflicts_for_earlyclobber, global_conflicts): Improved
1984 (global_conflicts): Removed incorrect check.
1986 2007-10-09 Richard Sandiford <rsandifo@nildram.co.uk>
1988 PR tree-optimization/33615
1989 * tree-ssa-pre.c (compute_avail): Don't call make_values_for_stmt
1990 if the statement might throw. Fix formatting.
1992 2007-10-09 Richard Sandiford <rsandifo@nildram.co.uk>
1994 PR tree-optimization/33615
1995 * tree-ssa-loop-im.c (movement_possibility): Return MOVE_IMPOSSIBLE
1996 if the rhs might throw.
1998 2007-10-09 Jan Hubicka <jh@suse.cz>
2000 * invoke.texi (align-threshold, align-loop-iterations): Document.
2001 * final.c: Include cfgloop.h, params.h
2002 (compute_alignments): Dump decisions and compare them with loop
2003 structure; honor given parameters.
2004 (pass_compute_alignments): New dump file.
2005 * params.def (PARAM_ALIGN_THRESHOLD, PARAM_ALIGN_LOOP_ITERATIONS): New.
2006 * Makefile.in (final.o): Add dependency on cfgloop.h and params.h
2008 2007-10-09 James E. Wilson <wilson@specifix.com>
2010 PR tree-optimization/33655
2012 * tree-sra.c (bitfield_overlaps_p): When fld->element is INTEGER_CST,
2013 convert it to bitsizetype before size_binop call.
2015 2007-10-09 Alexandre Oliva <aoliva@redhat.com>
2017 PR tree-optimization/33572
2018 * tree-inline.c (update_ssa_across_abnormal_edges): Tolerate
2019 the absence of a corresponding edge from the exit block.
2021 2007-10-09 Alexandre Oliva <aoliva@redhat.com>
2024 * tree-sra.c (instantiate_element): Use BYTES_BIG_ENDIAN for
2026 (sra_build_assignment): Likewise. Set up mask depending on
2027 precision, not type.
2028 (sra_build_bf_assignment): Use BYTES_BIG_ENDIAN. Don't overflow
2029 computing bit masks.
2030 (sra_build_elt_assignment): Don't view-convert from signed to
2032 (sra_explode_bitfield_assignment): Use bit-field type if
2033 possible. Use BYTES_BIG_ENDIAN.
2035 2007-10-08 Alexandre Oliva <aoliva@redhat.com>
2038 * tree-sra.c (scalarize_lsdt): Fix thinko in testing whether
2039 the original stmt can throw.
2040 (sra_build_bf_assignment): Fix type mismatch when applying negated
2043 2007-10-08 Geoffrey Keating <geoffk@apple.com>
2045 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Register
2046 '#pragma mark' to be executed at preprocessing time.
2048 2007-10-08 Ollie Wild <aaw@google.com>
2050 * varasm.c (compare_constant): Removed call to
2051 lang_hooks.expand_constant.
2052 (copy_constants): Removed call to lang_hooks.expand_constant.
2053 (compute_reloc_for_constant): Removed call to
2054 lang_hooks.expand_constant.
2055 (output_addressed_constants): Removed call to
2056 lang_hooks.expand_constant.
2057 (constructor_static_from_elts_p): Removed call to
2058 lang_hooks.expand_constant.
2059 (output_constant): Removed calls to lang_hooks.expand_constant.
2060 * langhooks.h (struct lang_hooks): Removed field expand_constant.
2061 * langhooks-def.h (lhd_return_tree): Removed.
2062 (LANG_HOOKS_EXPAND_CONSTANT): Removed.
2063 (LANG_HOOKS_INITIALIZER): Removed LANG_HOOKS_EXPAND_CONSTANT.
2064 * langhooks.c (lhd_return_tree): Removed.
2066 2007-10-08 Mark Shinwell <shinwell@codesourcery.com>
2068 * combine.c (setup_incoming_promotions): Ensure that
2069 arguments that have not undergone mode promotions do not
2070 incorrectly get marked as being sign- or zero-extended.
2072 2007-10-08 Richard Guenther <rguenther@suse.de>
2077 * fold-const.c (fold_binary): Use correct types in folding
2078 of a * (1 << b) to (a << b). Likewise for ~A & ~B to ~(A | B)
2079 and building of RROTATE_EXPR.
2081 2007-10-08 Richard Guenther <rguenther@suse.de>
2086 * fold-const.c (fold_binary): Use the correct types when
2087 folding (A | CST1) & CST2 to (A & CST2) | (CST1 & CST2).
2088 (fold_binary): Use the correct types when folding
2089 (-A) - B to (-B) - A.
2090 (fold_unary): Use the correct types when folding ~(X).
2092 2007-10-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2094 * doc/invoke.texi (Wall): fix formatting issues.
2096 2007-10-07 Richard Sandiford <rsandifo@nildram.co.uk>
2098 * simplify-rtx.c (simplify_binary_operation_1): Canonicalize
2099 truncated shift counts.
2101 2007-10-07 Kazu Hirata <kazu@codesourcery.com>
2103 * config/m68k/m68k.c, config/m68k/m68k.md: Use the assembly
2104 syntax for ASSEMBLER_DIALECT.
2105 * config/m68k/m68k.h (ASSEMBLER_DIALECT): New.
2107 2007-10-06 Eric Botcazou <ebotcazou@adacore.com>
2108 Nathan Froyd <froydnj@codesourcery.com>
2110 * dwarf2out.c (dwarf2out_frame_init): Check for DWARF2_FRAME_INFO
2111 when determining whether to record INCOMING_RETURN_ADDR_RTX.
2113 2007-10-06 Eric Botcazou <ebotcazou@adacore.com>
2116 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
2118 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
2119 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
2120 the function, temporarily point the debug interface to the null one.
2122 2007-10-06 Alexandre Oliva <aoliva@redhat.com>
2124 PR tree-optimization/33655
2126 * tree-sra.c (bitfield_overlaps_p): Handle array and complex
2129 2007-10-06 Alexandre Oliva <aoliva@redhat.com>
2131 PR tree-optimization/33572
2132 * tree-cfg.c (verify_stmts): Check for missing PHI defs.
2133 * tree-inline.c (update_ssa_across_eh_edges): Renamed to...
2134 (update_ssa_across_abnormal_edges): ... this. Set slots in the
2136 (copy_edges_for_bb): Handle nonlocal label edges.
2137 (make_nonlocal_label_edges): Deleted.
2138 (optimize_inline_calls): Don't call it.
2140 2007-10-05 Hans-Peter Nilsson <hp@axis.com>
2142 * gthr-single.h: Revert last change.
2144 2007-10-05 Michael Matz <matz@suse.de>
2147 * lower-subreg.c (decompose_multiword_subregs): Use
2148 validate_unshare_change().
2150 2007-10-05 Peter Bergner <bergner@vnet.ibm.com>
2152 * ra-conflict.c: Include "sparseset.h".
2153 (conflicts): Change to HOST_WIDEST_FAST_INT.
2154 (allocnos_live): Redefine variable as a sparseset.
2155 (SET_ALLOCNO_LIVE, CLEAR_ALLOCNO_LIVE, GET_ALLOCNO_LIVE):
2157 (allocno_row_words): Removed global variable.
2158 (partial_bitnum, max_bitnum, adjacency_pool, adjacency): New variables.
2159 (CONFLICT_BITNUM, CONFLICT_BITNUM_FAST): New defines.
2160 (conflict_p, set_conflict_p, set_conflicts_p): New functions.
2161 (record_one_conflict_between_regnos): Cache allocno values and reuse.
2163 (record_one_conflict): Update uses of allocnos_live to use
2164 the sparseset routines. Use set_conflicts_p.
2165 (mark_reg_store): Likewise.
2166 (set_reg_in_live): Likewise.
2167 (global_conflicts): Update uses of allocnos_live.
2168 Use the new adjacency list to visit an allocno's neighbors
2169 rather than iterating over all possible allocnos.
2170 Call set_conflicts_p to setup conflicts rather than adding
2172 * global.c: Comments updated.
2173 (CONFLICTP): Delete define.
2174 (regno_compare): New function. Add prototype.
2175 (global_alloc): Sort the allocno to regno mapping according to
2176 which basic blocks the regnos are referenced in. Modify the
2177 conflict bit matrix to a compressed triangular bitmatrix.
2178 Only allocate the conflict bit matrix and adjacency lists if
2179 we are actually going to allocate something.
2180 (expand_preferences): Use conflict_p. Update uses of allocnos_live.
2181 (prune_preferences): Use the FOR_EACH_CONFLICT macro to visit an
2182 allocno's neighbors rather than iterating over all possible allocnos.
2183 (mirror_conflicts): Removed function.
2184 (dump_conflicts): Iterate over regnos rather than allocnos so
2185 that all dump output will be sorted by regno number.
2186 Use the FOR_EACH_CONFLICT macro.
2187 * ra.h: Comments updated.
2188 (conflicts): Update prototype to HOST_WIDEST_FAST_INT.
2189 (partial_bitnum, max_bitnum, adjacency, adjacency_pool):
2191 (ADJACENCY_VEC_LENGTH, FOR_EACH_CONFLICT): New defines.
2192 (adjacency_list_d, adjacency_iterator_d): New types.
2193 (add_neighbor, adjacency_iter_init, adjacency_iter_done,
2194 adjacency_iter_next, regno_basic_block): New static inline functions.
2195 (EXECUTE_IF_SET_IN_ALLOCNO_SET): Removed define.
2196 (conflict_p): Add function prototype.
2197 * sparseset.h, sparseset.c: New files.
2198 * Makefile.in (OBJS-common): Add sparseset.o.
2199 (sparseset.o): New rule.
2201 2007-10-05 Richard Guenther <rguenther@suse.de>
2204 * fold-const.c (fold_unary): Do not fold (long long)(int)ptr
2207 2007-10-05 Michael Matz <matz@suse.de>
2210 * function.c (match_asm_constraints_1): Check for input
2211 being used in the outputs.
2213 2007-10-05 Richard Guenther <rguenther@suse.de>
2215 * tree-cfg.c (verify_gimple_expr): Accept OBJ_TYPE_REF.
2217 2007-10-05 Richard Sandiford <rsandifo@nildram.co.uk>
2220 * config/mips/mips.c (mips_register_move_cost): Rewrite to use
2221 subset checks. Make the cost of FPR -> FPR moves depend on
2222 mips_mode_ok_for_mov_fmt_p.
2224 2007-10-04 Doug Kwan <dougkwan@google.com>
2226 * gthr-posix.h (__gthread_cond_broadcast, __gthread_cond_wait,
2227 __gthread_cond_wait_recursive): Add to extend interface for POSIX
2228 conditional variables. (__GTHREAD_HAS_COND): Macro defined to signify
2229 support of conditional variables.
2230 * gthr-posix95.h (__gthread_cond_broadcast, __gthread_cond_wait,
2231 __gthread_cond_wait_recursive): Add to extend interface for POSIX
2232 conditional variables. (__GTHREAD_HAS_COND): Macro defined to signify
2233 support of conditional variables.
2234 * gthr-single.h (__gthread_cond_broadcast, __gthread_cond_wait,
2235 __gthread_cond_wait_recursive): Add to extend interface for POSIX
2236 conditional variables.
2237 * gthr.h: Update comments to document new interface.
2239 2007-10-04 Geoffrey Keating <geoffk@apple.com>
2241 * cgraphunit.c (cgraph_build_static_cdtor): Don't set
2244 2007-10-04 Anatoly Sokolov <aesok@post.ru>
2246 * config/avr/avr.c (expand_epilogue): Don't set RTX_FRAME_RELATED_P.
2248 2007-10-04 Richard Guenther <rguenther@suse.de>
2251 * tree-cfg.c (verify_gimple_expr): Operand one of POINTER_PLUS_EXPR
2252 does not need to be of INTEGER_TYPE.
2253 (verify_gimple_2): New function split out from ...
2254 (verify_gimple_1): ... here. ICE if there was an error during
2257 2007-10-04 Michael Matz <matz@suse.de>
2259 PR rtl-optimization/33653
2260 * dce.c (deletable_insn_p_1): Use volatile_refs_p().
2261 * dse.c (scan_insn): Same.
2263 2007-10-04 Kazu Hirata <kazu@codesourcery.com>
2265 * config.gcc: Remove USE_GAS for m68k targets.
2267 2007-10-04 Richard Guenther <rguenther@suse.de>
2269 PR tree-optimization/33627
2270 * tree-gimple.h (canonicalize_cond_expr_cond): Declare.
2271 * tree-gimple.c (canonicalize_cond_expr_cond): New function,
2273 * tree-ssa-forwprop.c (combine_cond_expr_cond): ... here.
2274 * tree-ssa-ifcombine.c (ifcombine_iforif): Use it.
2276 2007-10-04 Anatoly Sokolov <aesok@post.ru>
2278 * config/avr/avr.c (commands_in_file, commands_in_prologues,
2279 commands_in_epilogues): Remove variables.
2280 (avr_file_start): Remove unneded initializations of commands_in_file,
2281 commands_in_prologues and commands_in_epilogues variables.
2282 (avr_file_end): Remove dead code.
2284 2007-10-04 Kazu Hirata <kazu@codesourcery.com>
2286 * config/m68k/m68k.c (m68k_output_movem): Use the MOTOROLA if
2287 MOTOROLA is to true.
2289 2007-10-03 Richard Sandiford <rsandifo@nildram.co.uk>
2292 * config/mips/mips-protos.h (mips_split_64bit_move): Rename to...
2293 (mips_split_doubleword_move): ...this.
2294 * config/mips/mips.c (mips_subword): Extend to handle 64-bit words;
2295 use natural endianness for multi-format FPR values.
2296 (mips_split_64bit_move): Rename to...
2297 (mips_split_doubleword_move): ...this and extend to 64-bit words.
2298 Use move_doubleword_fpr* patterns for moves involving FPRs.
2299 (mips_save_reg): Update the call to mips_split_64bit_move.
2300 (mips_secondary_reload_class): Return NO_REGS for any reload of a
2301 nonzero constant into an FPR if the constant can be forced to memory.
2302 * config/mips/mips.md: Update the splitter calls to
2303 mips_split_64bit_move.
2304 (UNSPEC_LOAD_DF_LOW): Rename to...
2305 (UNSPEC_LOAD_LOW): ...this.
2306 (UNSPEC_LOAD_DF_HIGH): Rename to...
2307 (UNSPEC_LOAD_HIGH): ...this.
2308 (UNSPEC_STORE_DF_HIGH): Rename to...
2309 (UNSPEC_STORE_WORD): ...this.
2310 (SPLITF): New mode iterator.
2311 (HALFMODE): New mode attribute.
2312 (movtf): New expander.
2313 (*movtf_internal): New define_insn_and_split.
2314 (move_doubleword_fpr<mode>): New expander.
2315 (load_df_low, load_df_high, store_df_high, mthc1, mfhc1): Replace
2317 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
2318 (mfhc1<mode>): ...these more general patterns.
2320 2007-10-03 Alexandre Oliva <aoliva@redhat.com>
2322 * cfgrtl.c (rtl_block_ends_with_call_p): Skip notes at the end.
2324 2007-10-03 Alexandre Oliva <aoliva@redhat.com>
2326 * gcse.c (hash_scan_set): Insert set in insn before note at
2327 the end of basic block.
2329 2007-10-03 Sebastian Pop <sebastian.pop@amd.com>
2331 PR tree-optimization/33576
2332 * testsuite/gcc.dg/tree-ssa/pr33576.c: New.
2333 * tree-loop-linear.c (linear_transform_loops): Call remove_iv.
2334 * lambda.h (lambda_loopnest_to_gcc_loopnest): New parameter.
2335 (remove_iv): Declared.
2336 * lambda-code.c (remove_iv): Not static.
2337 (lambda_loopnest_to_gcc_loopnest): New parameter remove_ivs.
2338 Don't remove ivs there, save ivs in the buffer.
2340 2007-10-03 Jason Merrill <jason@redhat.com>
2343 * tree-eh.c (same_handler_p): New fn.
2344 (optimize_double_finally): New fn.
2345 (refactor_eh_r): New fn.
2346 (refactor_eh): New fn.
2347 (pass_refactor_eh): New pass.
2348 * tree-pass.h: Declare it.
2349 * passes.c (init_optimization_passes): Add it.
2351 2007-10-03 Doug Kwan <dougkwan@google.com>
2352 Richard Guenther <rguenther@suse.de>
2355 * dwarf2out.c (reference_to_unused): Disable sanity checking,
2356 be conservative instead.
2358 2007-10-03 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
2361 * doc/invoke.texi (-fwhole-program): Document that Fortran
2362 doesn't support this option.
2364 2007-10-02 Richard Sandiford <rsandifo@nildram.co.uk>
2367 * expr.c (expand_expr_addr_expr_1): Pass CONSTRUCTORs to
2370 2007-10-02 David Daney <ddaney@avtrex.com>
2372 * config/mips/mips.md (sync_compare_and_swap<mode>): Handle compare
2373 against constant zero.
2374 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Handle constant zero
2377 2007-09-02 Kenneth Zadeck <zadeck@naturalbridge.com>
2379 * ra-conflict.c: New file.
2381 * reload.c (push_reload, find_dummy_reload): Change DF_RA_LIVE
2382 usage to DF_LIVE usage.
2383 (reload): Remove reference to df_get_live_top.
2384 * rtlanal.c (subreg_nregs_with_regno): New function.
2385 * df-scan.c (df_def_record_1, df_uses_record): Add code to set
2386 DF_REF_EXTRACT, DF_REF_STRICT_LOWER_PART, and DF_REF_SUBREG flags.
2387 (df_has_eh_preds): Removed.
2388 (df_bb_refs_collect, df_bb_refs_collect, df_bb_refs_collect,
2389 df_exit_block_uses_collect): Changed call from df_has_eh_preds to
2391 * global.c (allocno, max_allocno, conflicts, allocno_row_words,
2392 reg_allocno, EXECUTE_IF_SET_IN_ALLOCNO_SET): Moved to ra.h
2393 (SET_ALLOCNO_LIVE, CLEAR_ALLOCNO_LIVE): Moved to ra-conflicts.c.
2394 (regs_set, record_one_conflict, record_conflicts, mark_reg_store,
2395 mark_reg_clobber, mark_reg_conflicts, mark_reg_death): Deleted.
2396 (global_alloc): Turn off rescanning insns after call to
2397 global_conflicts and added call to set_preferences.
2398 (global_conflicts): Moved to ra-alloc.c.
2399 (set_preferences_1, set_preferences): New function.
2400 (mirror_conflicts): Changed types for various variables.
2401 (mark_elimination): Change DF_RA_LIVE
2402 usage to DF_LIVE usage.
2403 (build_insn_chain): Rewritten from scratch and made local.
2404 (print_insn_chain, print_insn_chains): New functions.
2405 (dump_conflicts): Do not print conflicts for fixed_regs.
2406 (rest_of_handle_global_alloc): Turn off insn rescanning.
2407 * hard-reg-set.h: Fixed comment.
2408 * local-alloc.c (update_equiv_regs): Change DF_RA_LIVE
2409 usage to DF_LIVE usage and delete refs to TOP sets.
2410 (block_alloc): Mark regs as live if they are in the artificial
2411 defs at top of block.
2412 (find_stack_regs): New function.
2413 (rest_of_handle_local_alloc): Changed urec problem to live
2414 problem and do not turn off df rescanning.
2415 * df.h (DF_UREC, DF_UREC_BB_INFO, DF_LIVE_TOP, DF_RA_LIVE_IN,
2416 DF_RA_LIVE_TOP, DF_RA_LIVE_OUT, df_urec_bb_info, df_urec,
2417 df_urec_add_problem, df_urec_get_bb_info, df_has_eh_preds): Removed.
2418 (DF_CHAIN, DF_NOTE, DF_CHAIN): Renumbered.
2419 (DF_REF_EXTRACT, DF_REF_STRICT_LOWER_PART, DF_REF_SUBREG): New
2420 fields in df_ref_flags. The rest have been renumbered.
2421 * init-regs.c (initialize_uninitialized_regs): Enhanced debugging
2423 * rtl.h (subreg_nregs_with_regno): New function.
2424 * df-problems.c: (df_get_live_out, df_get_live_in,
2425 df_get_live_top): Removed reference to DF_RA_LIVE.
2426 (df_lr_reset, df_lr_transfer_function, df_live_free_bb_info,
2427 df_live_alloc, df_live_reset, df_live_local_finalize,
2428 df_live_free): Make top set only if different from in set.
2429 (df_lr_top_dump, df_live_top_dump): Only print top set if
2430 different from in set.
2431 (df_lr_bb_local_compute): Removed unnecessary check.
2432 (df_urec_problem_data, df_urec_set_bb_info, df_urec_free_bb_info,
2433 df_urec_alloc, df_urec_mark_reg_change, earlyclobber_regclass,
2434 df_urec_check_earlyclobber, df_urec_mark_reg_use_for_earlyclobber,
2435 df_urec_mark_reg_use_for_earlyclobber_1, df_urec_bb_local_compute,
2436 df_urec_local_compute, df_urec_init, df_urec_local_finalize,
2437 df_urec_confluence_n, df_urec_transfer_function, df_urec_free,
2438 df_urec_top_dump, df_urec_bottom_dump, problem_UREC,
2439 df_urec_add_problem): Removed.
2440 (df_simulate_fixup_sets): Changed call from df_has_eh_preds to
2442 * Makefile.in (ra-conflict.o, ra.h): New dependencies.
2443 * basic_block.h (bb_has_abnormal_pred): New function.
2444 * reload1.c (compute_use_by_pseudos): Change DF_RA_LIVE
2445 usage to DF_LIVE usage.
2447 2007-10-02 Revital Eres <eres@il.ibm.com>
2449 * config/rs6000/predicates.md (easy_vector_constant): Return false
2450 for 750CL paired vectors.
2451 * config/rs6000/paired.md (movv2sf_paired): Fix move of easy
2453 (vec_initv2sf): Add new description.
2454 (vconcatsf): Likewise.
2455 * config/rs6000/rs6000-protos.h: Declare paired_expand_vector_init.
2456 * config/rs6000/rs6000.c (paired_expand_vector_init): New function.
2458 2007-10-01 Alexandre Oliva <aoliva@redhat.com>
2460 * tree-ssa-sink.c (sink_code_in_bb): Don't stop sinking after
2461 sinking the last stmt in a BB.
2463 2007-10-01 Alexandre Oliva <aoliva@redhat.com>
2466 * tree-sra.c (struct sra_elt): Add in_bitfld_block.
2467 (sra_hash_tree): Handle BIT_FIELD_REFs.
2468 (sra_elt_hash): Don't hash bitfld blocks.
2469 (sra_elt_eq): Skip them in parent compares as well. Handle
2471 (build_element_name_1): Handle BIT_FIELD_REFs.
2472 (instantiate_element): Propagate nowarn from parents. Create
2473 BIT_FIELD_REF for variables that are widened by scalarization.
2474 Gimple-zero-initialize all bit-field variables that are not
2475 part of parameters that are going to be scalarized on entry.
2476 (instantiate_missing_elements_1): Return the sra_elt.
2477 (canon_type_for_field): New.
2478 (try_instantiate_multiple_fields): New. Infer widest possible
2479 access mode from decl or member type, but clip it at word
2480 size, and only widen it if a field crosses an alignment
2482 (instantiate_missing_elements): Use them.
2483 (generate_one_element_ref): Handle BIT_FIELD_REFs.
2484 (scalar_bitfield_p): New.
2485 (sra_build_assignment): Optimize assignments from scalarizable
2486 BIT_FIELD_REFs. Use BITS_BIG_ENDIAN to determine shift
2489 (sra_build_bf_assignment): New. Optimize assignments to
2490 scalarizable BIT_FIELD_REFs.
2491 (sra_build_elt_assignment): New. Optimize BIT_FIELD_REF
2492 assignments to full variables.
2493 (generate_copy_inout): Use the new macros and functions.
2494 (generate_element_copy): Likewise. Handle bitfld differences.
2495 (generate_element_zero): Don't recurse for blocks. Use
2496 sra_build_elt_assignment.
2497 (generate_one_element_init): Take elt instead of var. Use
2498 sra_build_elt_assignment.
2499 (generate_element_init_1): Adjust.
2500 (bitfield_overlap_info): New struct.
2501 (bitfield_overlaps_p): New.
2502 (sra_explode_bitfield_assignment): New. Adjust widened
2503 variables to account for endianness.
2504 (sra_sync_for_bitfield_assignment): New.
2505 (scalarize_use): Re-expand assignment to/from scalarized
2506 BIT_FIELD_REFs. Explode or sync needed members for
2507 BIT_FIELD_REFs accesses or assignments. Use REPLDUP.
2508 (scalarize_copy): Use REPLDUP.
2509 (scalarize_ldst): Move assert before dereference. Adjust EH
2511 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
2513 2007-10-01 Paolo Bonzini <bonzini@gnu.org>
2515 * simplify-rtx.c (comparison_result, simplify_relational_operation_1):
2516 Rename CR_* constants to CMP_*. Fix spacing.
2518 2007-10-01 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2521 * Makefile.in (build_html_dir/gccinstall): gccinstall.texi needs
2522 to be processed with the special script doc/install.texi2html.
2524 2007-09-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2526 * doc/invoke.texi (Wall): List the options enabled by Wall.
2527 (Wstrict-aliasing): Add missing @option.
2529 2007-09-30 Richard Sandiford <rsandifo@nildram.co.uk>
2531 * config/mips/mips.c (mips_split_64bit_move): Use gen_rtx_REG_offset
2532 rather than gen_lowpart to change a register from DImode to DFmode.
2533 (mips_cannot_change_mode_class): Only allow FPRs to change mode if
2534 both FROM and TO are integer modes that are no bigger than 4 bytes.
2535 (mips_mode_ok_for_mov_fmt_p): New function.
2536 (mips_preferred_reload_class): Use it instead of FLOAT_MODE_P.
2537 (mips_secondary_reload_class): Tweak formatting and comments.
2538 Use reg_class_subset_p instead of direct comparisons with
2539 classes. Only allow direct FPR<->FPR moves for modes that
2540 satisfy mips_mode_ok_for_mov_fmt_p. Only allow loads and stores
2541 for 4- and 8-byte types. Handle reloads in which X is an FPR.
2542 * config/mips/mips.md (*movdi_gp32_fp64): Remove f<-f alternative.
2543 (*movdi_64bit): Likewise.
2544 (*movsi_internal): Likewise.
2545 (*movhi_internal): Likewise.
2546 (*movqi_internal): Likewise.
2548 2007-09-30 Diego Novillo <dnovillo@google.com>
2551 * tree-ssa-ter.c (is_replaceable_p): Return false if STMT may
2554 2007-09-30 Uros Bizjak <ubizjak@gmail.com>
2556 PR tree-optimization/33597
2557 * tree-vect-analyze.c (vect_build_slp_tree): Check if optab handler
2558 for LSHIFT_EXPR and RSHIFT_EXPR is available for vec_mode.
2560 2007-09-28 Uros Bizjak <ubizjak@gmail.com>
2562 * config/i386/i386.c (ix86_expand_move): Use can_create_pseudo_p ()
2563 instead of variants of (!reload_in_progress && !reload_completed).
2564 (x86_expand_vector_move): Ditto.
2566 2007-09-28 Ollie Wild <aaw@google.com>
2569 2007-09-27 Ollie Wild <aaw@google.com>
2571 * varasm.c (compare_constant): Removed call to
2572 lang_hooks.expand_constant.
2573 (copy_constants): Removed call to lang_hooks.expand_constant.
2574 (compute_reloc_for_constant): Removed call to
2575 lang_hooks.expand_constant.
2576 (output_addressed_constants): Removed call to
2577 lang_hooks.expand_constant.
2578 (constructor_static_from_elts_p): Removed call to
2579 lang_hooks.expand_constant.
2580 (output_constant): Removed calls to lang_hooks.expand_constant.
2581 * langhooks.h (struct lang_hooks): Removed field expand_constant.
2582 * langhooks-def.h (lhd_return_tree): Removed.
2583 (LANG_HOOKS_EXPAND_CONSTANT): Removed.
2584 (LANG_HOOKS_INITIALIZER): Removed LANG_HOOKS_EXPAND_CONSTANT.
2585 * langhooks.c (lhd_return_tree): Removed.
2587 2007-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
2590 * config/spu/spu.c (spu_expand_insv): Call copy_rtx on the second
2591 argument to gen_selb.
2593 2007-09-28 Chao-ying Fu <fu@mips.com>
2595 * libgcc-std.ver: Add fixed-point routines to GCC_4.3.0 section.
2596 * doc/libgcc.texi (Fixed-point fractional library routines):
2597 Fix typos for neg and cmp functions.
2599 2007-09-28 Michael Matz <matz@suse.de>
2601 PR rtl-optimization/33552
2602 * function.c (match_asm_constraints_1): Check for overlap in
2603 inputs and replace all occurences.
2605 2007-09-28 Richard Sandiford <rsandifo@nildram.co.uk>
2607 * config/mips/mips.c (override_options): Fix comment typo.
2609 2007-09-28 Jie Zhang <jie.zhang@analog.com>
2611 * config.gcc (bfin*-linux-uclibc*): Set extra_parts
2612 to "crtbegin.o crtbeginS.o crtend.o crtendS.o".
2613 * config/bfin/t-bfin-linux (crti.o): Don't build.
2615 (EXTRA_MULTILIB_PARTS): Remove crti.o and crtn.o.
2616 * config/bfin/t-bfin-uclinux (crti.o): Don't build.
2618 (EXTRA_MULTILIB_PARTS): Remove crti.o and crtn.o.
2620 2007-09-27 Ollie Wild <aaw@google.com>
2622 * varasm.c (compare_constant): Removed call to
2623 lang_hooks.expand_constant.
2624 (copy_constants): Removed call to lang_hooks.expand_constant.
2625 (compute_reloc_for_constant): Removed call to
2626 lang_hooks.expand_constant.
2627 (output_addressed_constants): Removed call to
2628 lang_hooks.expand_constant.
2629 (constructor_static_from_elts_p): Removed call to
2630 lang_hooks.expand_constant.
2631 (output_constant): Removed calls to lang_hooks.expand_constant.
2632 * langhooks.h (struct lang_hooks): Removed field expand_constant.
2633 * langhooks-def.h (lhd_return_tree): Removed.
2634 (LANG_HOOKS_EXPAND_CONSTANT): Removed.
2635 (LANG_HOOKS_INITIALIZER): Removed LANG_HOOKS_EXPAND_CONSTANT.
2636 * langhooks.c (lhd_return_tree): Removed.
2638 2007-09-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2641 * expr.c (emit_group_load_1): Split constant double when destination
2642 length is half source length.
2644 2007-09-27 Richard Sandiford <rsandifo@nildram.co.uk>
2646 * config/mips/mips.h (PTF_AVOID_BRANCHLIKELY): New macro.
2647 (mips_cpu_info): Add tune_flags.
2648 (GENERATE_BRANCHLIKELY): Remove TARGET_SR71K check.
2649 * config/mips/mips.c (mips_cpu_info_table): Add tune_flags fields.
2651 (override_options): Remove deprecation code. Use branch-likely
2652 instructions for optimize_size or if the tuning flags do not
2653 suggest otherwise. Tweak warning.
2654 (mips_matching_cpu_name_p, mips_parse_cpu): Use ARRAY_SIZE.
2656 2007-09-27 Matthias Klose <doko@ubuntu.com>
2658 * config/i386/t-linux64 (MULTILIB_OSDIRNAMES): Use ../lib32 as the
2659 multilib osdirname if it exists.
2660 * config/rs6000/t-linux64 (MULTILIB_OSDIRNAMES): Likewise.
2662 2007-09-27 Ian Lance Taylor <iant@google.com>
2664 PR tree-optimization/33565
2665 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING on
2666 assignments of comparisons.
2667 * tree-ssa-sccvn.c (simplify_binary_expression): Add stmt
2668 parameter. Change caller. Defer overflow warnings around call to
2670 * fold-const.c (fold_undefer_overflow_warnings): Don't warn if
2671 TREE_NO_WARNING is set on the statement.
2672 * tree-ssa-forwprop.c
2673 (tree_ssa_forward_propagate_single_use_vars): Don't test
2674 TREE_NO_WARNING when calling fold_undefer_overflow_warnings.
2675 * tree-cfg.c (fold_cond_expr_cond): Likewise.
2677 2007-09-27 Joseph Myers <joseph@codesourcery.com>
2679 * config/rs6000/rs6000.c (rs6000_legitimize_address): Do not
2680 reduce offset by units of 0x10000 for SPE vector modes or modes
2681 used with E500 double instructions.
2683 2007-09-04 Paolo Bonzini <bonzini@gnu.org>
2685 * simplify-rtx.c (comparison_result): New.
2686 (simplify_const_relational_operation): Use it instead of the five
2687 "equal|op[01]ltu?" variables; consequently remove redundant "else"s.
2688 Improve bounds-checking optimizations; remove subsumed POPCOUNT
2689 optimizations. Extract nonzero_address_p optimizations into a
2690 separate "if" together with optimizations where op1 is const0_rtx.
2691 Optimize comparing an IOR with zero. Simplify op0 RELOP op0 for
2692 floating-point arguments too when appropriate. Hoist test for ABS
2693 outside the final switch statement.
2694 * cse.c (fold_rtx): Don't look for an IOR equivalent of
2695 folded_arg0 if we found a constant equivalent. Remove
2696 transformations done in simplify-rtx.c for "op0 RELOP op0".
2698 2007-09-27 Jakub Jelinek <jakub@redhat.com>
2700 * builtins.c (expand_builtin, expand_builtin_object_size,
2701 expand_builtin_memory_chk, maybe_emit_chk_warning,
2702 maybe_emit_sprintf_chk_warning): Use new %K format string specifier
2704 * expr.c (expand_expr_real_1): Likewise.
2705 * langhooks-def.h (struct diagnostic_info): Add forward decl.
2706 (lhd_print_error_function): Add third argument.
2707 * langhooks.h (struct diagnostic_info): Add forward decl.
2708 (struct lang_hooks): Add third argument to print_error_function.
2709 * diagnostic.h (diagnostic_info): Add abstract_origin field.
2710 (diagnostic_last_function_changed, diagnostic_set_last_function): Add
2712 (diagnostic_report_current_function): Likewise.
2713 * toplev.c (announce_function): Pass NULL as second argument to
2714 diagnostic_set_last_function.
2715 * diagnostic.c (diagnostic_report_current_function): Add second
2716 argument, pass it as third argument to lang_hooks.print_error_function.
2717 (default_diagnostic_starter): Pass DIAGNOSTIC as second argument
2718 to diagnostic_report_current_function.
2719 (diagnostic_report_diagnostic): Initialize diagnostic->abstract_origin
2720 and message.abstract_origin.
2721 (verbatim): Initialize abstract_origin.
2722 * pretty-print.h (text_info): Add abstract_origin field.
2723 * pretty-print.c (pp_base_format): Handle %K.
2724 * langhooks.c (lhd_print_error_function): Add third argument. If
2725 diagnostic->abstract_origin, print virtual backtrace.
2726 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
2727 gcc_cdiag_char_table, gcc_cxxdiag_char_table): Support %K.
2728 (init_dynamic_diag_info): Likewise.
2730 2007-09-26 David Daney <ddaney@avtrex.com>
2733 * config/mips/mips.md (sync_compare_and_swap<mode>, sync_old_add<mode>,
2734 sync_new_add<mode>, sync_old_<optab><mode>, sync_new_<optab><mode>,
2735 sync_old_nand<mode>, sync_new_nand<mode>,
2736 sync_lock_test_and_set<mode>): Fix '&' constraint modifiers.
2737 Update length attributes.
2738 (sync_add<mode>, sync_sub<mode>, sync_old_sub<mode>,
2739 sync_new_sub<mode>, sync_<optab><mode>, sync_nand<mode>): Update
2741 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP,
2742 MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND,
2743 MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): Add
2746 2007-09-26 Richard Guenther <rguenther@suse.de>
2748 PR tree-optimization/33563
2749 * tree-ssa-dse.c (get_use_of_stmt_lhs): Rename to ...
2750 (get_kill_of_stmt_lhs): ... this. Re-structure. Handle
2752 (dse_optimize_stmt): Call get_kill_of_stmt_lhs instead of
2753 get_use_of_stmt_lhs.
2755 2007-09-26 Joseph Myers <joseph@codesourcery.com>
2758 * c-common.c (complete_array_type): Diagnose too-large arrays and
2759 set type to error_mark_node.
2761 2007-09-26 Richard Guenther <rguenther@suse.de>
2763 PR tree-optimization/30375
2764 PR tree-optimization/33560
2765 * tree-ssa-dse.c (get_use_of_stmt_lhs): Give up on uses
2769 2006-05-22 Aldy Hernandez <aldyh@redhat.com>
2771 * tree-ssa-dse.c (aggregate_vardecl_d): New.
2772 (dse_global_data): Add aggregate_vardecl field.
2773 (dse_possible_dead_store_p): New.
2774 Add prev_defvar variable.
2775 Allow immediate uses and previous immediate uses to differ
2776 if they are setting different parts of the whole.
2777 (get_aggregate_vardecl): New.
2778 (dse_record_partial_aggregate_store): New.
2779 (dse_whole_aggregate_clobbered_p): New.
2780 (dse_partial_kill_p): New.
2781 Call dse_maybe_record_aggregate_store().
2782 When checking whether a STMT and its USE_STMT refer to the
2783 same memory address, check also for partial kills that clobber
2785 Move some variable definitions to the block where they are used.
2786 (aggregate_vardecl_hash): New.
2787 (aggregate_vardecl_eq): New.
2788 (aggregate_vardecl_free): New.
2789 (aggregate_whole_store_p): New.
2790 (tree_ssa_dse): Initialize and free aggregate_vardecl.
2791 Mark which aggregate stores we care about.
2793 2007-09-25 DJ Delorie <dj@redhat.com>
2796 * config/m32c/m32c.c (m32c_immd_dbl_mov): Use INTVAL instead of
2799 2007-09-25 Michael Meissner <michael.meissner@amd.com>
2802 * config/i386/i386.c (ix86_expand_sse5_unpack): Change to call
2803 gen_sse5_pperm_sign_v4si_v2di and gen_sse5_pperm_zero_v4si_v2di
2804 for vector int32 -> int64 conversions. Don't write beyond the end
2805 of the allocated vector for int32 -> int64 conversions.
2807 2007-09-25 Revital Eres <eres@il.ibm.com>
2809 * config/rs6000/paired.h (paired_sel): New.
2810 * config/rs6000/rs6000.c (bdesc_3arg): Add selv2sf4.
2811 (rs6000_expand_ternop_builtin): Pass zero const_double operand
2812 when expanding selv2sf.
2813 * config/rs6000/rs6000.h (rs6000_builtins): Add
2814 PAIRED_BUILTIN_SELV2SF4.
2816 2007-09-25 Joseph Myers <joseph@codesourcery.com>
2819 * c-typeck.c (default_conversion): Call require_complete_type
2820 before perform_integral_promotions.
2821 (build_unary_op): Call require_complete_type except for ADDR_EXPR.
2822 (build_c_cast): Call require_complete_type except for casts to
2824 (convert_for_assignment): Call require_complete_type.
2826 2007-09-25 Revital Eres <eres@il.ibm.com>
2828 * config/spu/spu.md: Fix doloop pattern.
2830 2007-09-25 Bernd Schmidt <bernd.schmidt@analog.com>
2832 * config/bfin/bfin.c (expand_prologue_reg_save,
2833 expand_epilogue_reg_restore): Code to save and restore I/M/B/L regs
2834 and ASTAT moved here...
2835 (expand_interrupt_handler_prologue, expand_interrupt_handler_epilogue):
2836 ... from here. New argument ALL; callers changed.
2837 (n_regs_saved_by_prologue): Count ASTAT for plain saveall functions.
2838 (bfin_expand_prologue, bfin_expand_epilogue): Deal with functions that
2839 have the "saveall" attribute.
2841 2007-09-25 Hans-Peter Nilsson <hp@bitrange.com>
2843 * config/mmix/mmix.h (FUNCTION_INCOMING_ARG_REGNO_P): Don't define
2845 (INCOMING_REGNO, OUTGOING_REGNO): Define.
2846 * config/mmix/mmix.c (mmix_opposite_regno): New function.
2847 * config/mmix/mmix-protos.h (mmix_opposite_regno): Prototype.
2849 * config/mmix/mmix.md ("*cmpcc_folded"): In condition, gate
2850 with REG_P tests before REGNO access.
2852 2007-09-24 DJ Delorie <dj@redhat.com>
2855 * config/m32c/cond.md (stzx_reversed_<mode>): Add an output
2857 (movqicc_<code>_<mode>): Likewise.
2858 (movhicc_<code>_<mode>): Likewise.
2860 2007-09-24 Rask Ingemann Lambertsen <rask@sygehus.dk>
2863 * config/m32c/m32c.c (m32c_eh_return_data_regno): Leave an address
2864 register for reload.
2866 2007-09-24 Danny Smith <dannysmith@user.sourceforge.net>
2869 * config/i386/i386.c (ix86_comp_type_attributes): Check
2872 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
2874 * config/m68k/m68k.h (ASM_OUTPUT_ALIGN_WITH_NOP): New, use
2875 "move.l %a4,%a4" to produce nops.
2876 * config/m68k/m68k.c (override_options): Reset align options,
2877 if neccessary align macro isn't avaible.
2879 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
2881 config/m68k/linux.h (PREFERRED_STACK_BOUNDARY): New.
2883 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
2885 * config/m68k/m68k.c (strict_low_part_peephole_ok): Don't leave
2887 * config/m68k/m68k.md (movsi_m68k): Allow certain constant when
2888 reload is completed.
2889 (peephole pattern): Convert most of them to RTL peephole pattern.
2891 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
2893 * config/m68k/m68k.c (notice_update_cc): Recognize fp compare
2894 (moved from fp compare patterns).
2895 * config/m68k/m68k.md (cmp<mode>, cmp<mode>_68881, cmp<mode>_cf):
2896 Cleanup predicates to relieve reload.
2897 (conditional_trap): Reject conditional trap with fp condition.
2898 * gcc/config/m68k/predicates.md (fp_src_operand): New, reject
2899 certain constants early.
2901 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
2903 * gcc/final.c (final_scan_insn): Remove accidentally duplicated code.
2905 2007-09-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
2907 * config.gcc (powerpc*-*-*): --with-cpu=cell is a 64bit CPU.
2908 Allow --with-tune=cell and --with-cpu=cell.
2910 2007-09-24 David Edelsohn <edelsohn@gnu.org>
2912 * config/rs6000/rs6000-protos.h (rs6000_emit_swrsqrtsf): Declare.
2913 * config/rs6000/rs6000.opt (swdiv): Change option to ...
2915 * config/rs6000/rs6000.c (rs6000_builtin_reciprocal): New
2917 (TARGET_BUILTIN_RECIPROCAL): Use it.
2918 (rs6000_builtin_expand): Expand recip, recipf, and rsqrtf.
2919 (rs6000_init_builtins): Initialize recip, recipf, and rsqrtf.
2920 (rs6000_emit_swrsqrtsf): New.
2921 * config/rs6000/rs6000.h (rs6000_builtins): Add recip, recipf, and
2923 * config/rs6000/rs6000.md (UNSPEC_RSQRT): Define.
2924 (divsf3): Remove swdiv support.
2927 (rsqrt_internal1): New.
2928 (divdf3): Remove swdiv support.
2931 2007-09-24 Jakub Jelinek <jakub@redhat.com>
2934 * langhooks.h (struct lang_hooks_for_types): Add type_hash_eq
2936 * langhooks-def.h (LANG_HOOKS_TYPE_HASH_EQ): Define.
2937 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_TYPE_HASH_EQ.
2938 * tree.c (type_hash_eq): For FUNCTION_TYPE use
2939 lang_hooks.type.type_hash_eq in addition to generic tests.
2941 2007-09-24 Pranav Bhandarkar <pranav.bhandarkar@celunite.com>
2942 Ramana Radhakrishnan <ramana@hercules.pun.celunite.com>
2944 * tree-inline.h (eni_weights): Add field target_builtin_cost to
2945 reflect the cost per call to a target specific builtin.
2946 * tree-inline.c (estimate_num_insns_1): If it is a CALL_EXPR for a
2947 call to a target specific builtin, then use target_builtin_call_cost.
2948 (init_inline_once): Initialize target_builtin_call_cost field.
2950 2007-09-24 Kai Tietz <kai.tietz@onevision.com>
2953 * config/i386/i386.c (return_in_memory_ms_64): Handle return types for
2956 2007-09-23 H.J. Lu <hongjiu.lu@intel.com>
2958 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
2959 * configure: Regenerated.
2961 2007-09-23 Ollie Wild <aaw@google.com>
2963 * fold-const.c (fold_binary): Fold BIT_AND_EXPR's with a pointer
2965 (get_pointer_modulus_and_residue): New function.
2967 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
2969 * config/mips/mips.c (build_mips16_call_stub): On 64-bit targets,
2970 combine an SC return value into a single register.
2972 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
2974 * opth-gen.awk (target_flags_explicit): Declare.
2975 * toplev.h (target_flags_explicit): Delete declaration.
2976 * toplev.c (target_flags): Likewise.
2977 * config/mips/mips.h (mips_llsc_setting, mips_llsc): Delete.
2978 (GENERATE_SYNC, GENERATE_LL_SC): Redefine using target_explicit_flags.
2979 Never return true for TARGET_MIPS16.
2980 * config/mips/mips.c (mips_llsc): Delete.
2981 (mips_handle_option): Remove -mllsc handling.
2982 (mips_strip_unspec_address): Tweak comment.
2983 * config/mips/mips.opt (mllsc): Use a target mask.
2985 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
2987 * doc/tm.texi (POINTERS_EXTEND_UNSIGNED): Document extensions to
2988 word_mode as well as Pmode.
2990 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
2992 * function.c (assign_parm_setup_block): Explicitly convert BLKmode
2993 parameters from word_mode to the subword type if such a truncation
2996 2007-09-23 Jakub Jelinek <jakub@redhat.com>
2998 * configure.ac (MAKEINFO): Handle makeinfo version 4.10 and above.
2999 * configure: Regenerated.
3001 2007-09-23 Jan Hubicka <jh@suse.cz>
3003 * params.def (INLINE_CALL_COST): Set to 12.
3004 * invoke.texi (inline-call-cost): Update default value.
3006 2007-09-23 Eric Botcazou <ebotcazou@adacore.com>
3008 * config/alpha/alpha.md (movti): Use operand_subword for the split.
3010 2007-09-23 Ayal Zaks <zaks@il.ibm.com>
3011 Revital Eres <eres@il.ibm.com>
3013 * modulo-sched.c (doloop_register_get): Rewrite the loop which
3014 checks whether the count_reg is found outside the control part.
3016 2007-09-23 Jakub Jelinek <jakub@redhat.com>
3018 * expr.c (expand_expr_real_1) <case CALL_EXPR>: Use get_callee_fndecl
3019 instead of checking CALL_EXPR_FN directly to test for builtins.
3020 If error or warning attributes are present, print
3021 error resp. warning.
3022 * c-common.c (handle_error_attribute): New function.
3023 (c_common_attribute_table): Add error and warning
3025 * doc/extend.texi: Document error and warning attributes.
3027 * tree.h (block_nonartificial_location): New prototype.
3028 * tree.c (block_nonartificial_location): New function.
3029 * dwarf2out.c (gen_subprogram_die): Add DW_AT_artificial
3030 if artificial attribute is present on abstract inline decl.
3031 * c-common.c (handle_artificial_attribute): New function.
3032 (c_common_attribute_table): Add artificial attribute.
3033 * final.c (override_filename, override_linenum): New variables.
3034 (final_scan_insn): For DBX_DEBUG or SDB_DEBUG, set override_filename
3035 and override_linenum if inside of a block inlined from
3036 __attribute__((__artificial__)) function.
3037 (notice_source_line): Honor override_filename and override_linenum.
3038 * doc/extend.texi: Document __attribute__((__artificial__)).
3039 * config/i386/emmintrin.h: Add __artificial__ attribute to
3040 all __always_inline__ functions.
3041 * config/i386/mmintrin.h: Likewise.
3042 * config/i386/tmmintrin.h: Likewise.
3043 * config/i386/mm3dnow.h: Likewise.
3044 * config/i386/pmmintrin.h: Likewise.
3045 * config/i386/ammintrin.h: Likewise.
3046 * config/i386/xmmintrin.h: Likewise.
3047 * config/i386/smmintrin.h: Likewise.
3048 * config/i386/bmmintrin.h: Likewise.
3049 * config/i386/mmintrin-common.h: Likewise.
3052 * expr.c (expand_constructor): New function.
3053 (expand_expr_real_1) <case CONSTRUCTOR>: Call it.
3054 (expand_expr_real_1) <case ARRAY_REF>: Call it if VALUE is
3057 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
3059 * config/mips/mips.c (dump_constants_1): Generalize to include
3060 fractional and accumulator modes.
3062 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
3064 * config/mips/mips.h (ISA_HAS_DSP, ISA_HAS_DSPR2): New macros.
3065 * config/mips/mips.c (mips_set_mips16_mode): Don't clear the DSP
3067 (override_options): Check TARGET_HARD_FLOAT_ABI instead of
3068 TARGET_HARD_FLOAT when testing whether -mpaired-single is
3070 (mips_conditional_register_usage): Check ISA_HAS_DSP instead of
3072 * config/mips/constraints.md (ka): Check ISA_HAS_DSPR2 instead of
3074 * config/mips/mips.md (ANYF): Require TARGET_HARD_FLOAT for V2SF.
3075 (mulv2sf3, movv2sf, movv2sf_hardfloat_64bit): Require
3077 (<u>mulsidi3_32bit_internal, <u>msubsidi4, <u>maddsidi4): Check
3078 ISA_HAS_DSPR2 instead of TARGET_HAS_DSPR2.
3079 * config/mips/mips-dsp.md: Use ISA_HAS_DSP instead of TARGET_HAS_DSP
3081 * config/mips/mips-dspr2.md: Likewise ISA_HAS_DSPR2 and
3083 * config/mips/mips-fixed.md: Use ISA_HAS_DSP and ISA_HAS_DSPR2
3084 instead of TARGET_HAS_DSP and TARGET_HAS_DSPR2.
3085 * config/mips/mips-ps-3d.md: Add TARGET_HARD_FLOAT to V2SF patterns.
3087 2007-09-22 Jason Merrill <jason@redhat.com>
3090 * attribs.c (lookup_attribute_spec): Split out...
3091 (decl_attributes): From here.
3092 * tree.h: Declare it.
3094 2007-09-22 Richard Sandiford <rsandifo@nildram.co.uk>
3096 * doc/sourcebuild.texi: Document dg-add-options mips16_attribute.
3098 2007-09-22 Eric Botcazou <ebotcazou@adacore.com>
3100 * tree-inline.c (remap_type_1): Correctly chain variants.
3102 2007-09-22 Richard Guenther <rguenther@suse.de>
3104 PR tree-optimization/33146
3105 * fold-const.c (fold_binary): Use the original tree
3107 * tree.h (STRIP_SIGN_NOPS): Converting from or to pointer
3108 also changes "sign".
3110 2007-09-22 Eric Botcazou <ebotcazou@adacore.com>
3113 * except.c (finish_eh_generation): Call commit_edge_insertions if
3114 there are insns queued on the entry edge.
3115 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns on
3118 2007-09-22 Richard Sandiford <rsandifo@nildram.co.uk>
3120 * doc/sourcebuild.texi (dg-add-c99-runtime-options): Document.
3122 2007-09-19 Michael Meissner <michael.meissner@amd.com>
3124 * gcc/config/i386/i386.c: Delete trailing whitespace.
3125 * gcc/config/i386/i386.h: Ditto.
3126 * gcc/config/i386/bmmintrin.h: Ditto.
3127 * gcc/config/i386/sync.md: Ditto.
3128 * gcc/config/i386/ppro.md: Ditto.
3129 * gcc/config/i386/mmx.md: Ditto.
3130 * gcc/config/i386/constraints.md: Ditto.
3131 * gcc/config/i386/sse.md: Ditto.
3132 * gcc/config/i386/athlon.md: Ditto.
3133 * gcc/config/i386/i386.md: Ditto.
3135 2007-09-21 Richard Guenther <rguenther@suse.de>
3137 PR tree-optimization/33508
3138 * tree-ssa-alias.c (mark_aliases_call_clobbered): Avoid
3139 quadratic loop by keeping a bitmap of variables we have
3140 to clobber all subvariables for.
3141 (set_initial_properties): Likewise.
3143 2007-09-21 Richard Sandiford <rsandifo@nildram.co.uk>
3145 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Delete.
3147 2007-09-20 Nigel Stephens <nigel@mips.com>
3148 Chao-ying Fu <fu@mips.com>
3150 * c-decl.c (finish_declspecs): When _Sat is used without
3151 _Fract or _Accum, set the default type to cts_fract.
3152 This avoids a warning of "type defaults to int".
3154 2007-09-20 Joseph Myers <joseph@codesourcery.com>
3156 * c-decl.c (check_bitfield_type_and_width): Don't allow _Bool
3157 bit-fields wider than one bit.
3159 2007-09-20 Jakub Jelinek <jakub@redhat.com>
3162 * dwarf2out.c (modified_type_die): Handle TYPE_DECL with NULL
3164 * dbxout.c (dbxout_type): Likewise.
3168 * gimplify.c (gimplify_vla_decl): New function.
3169 (gimplify_decl_expr): Move VLA decl handling to gimplify_vla_decl.
3171 (gimplify_target_expr): Handle variable length TARGET_EXPRs.
3173 2007-09-20 Richard Sandiford <rsandifo@nildram.co.uk>
3175 * doc/invoke.texi (-minterlink-mips16): Document.
3176 * config/mips/mips.opt (minterlink-mips16): New option.
3177 * config/mips/mips.c (mips_function_ok_for_sibcall): Handle
3180 2007-09-20 Joseph Myers <joseph@codesourcery.com>
3182 * doc/extend.texi (Attribute Syntax): Remove old speculative
3185 2007-09-20 Mark Shinwell <shinwell@codesourcery.com>
3187 * combine.c: Include cgraph.h.
3188 (setup_incoming_promotions): Rework to allow more aggressive
3189 elimination of sign extensions when all call sites of the
3190 current function are known to lie within the current unit.
3192 2007-09-20 Richard Sandiford <rsandifo@nildram.co.uk>
3194 * dse.c (find_shift_sequence): No-op rework of control flow.
3196 2007-09-19 Richard Sandiford <rsandifo@nildram.co.uk>
3198 * config/mips/mips.c (build_mips16_call_stub): Tidy. Fix second
3199 GPR for DCmode on 64-bit targets. Remove redundant fallback.
3201 2007-09-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
3203 * cfgexpand.c (dump_stack_var_partition): Use the correct
3204 index for the offset.
3206 2007-09-19 Joseph Myers <joseph@codesourcery.com>
3208 * config/mips/sde.h: Switch to GPLv3.
3210 2007-09-19 Eric Botcazou <ebotcazou@adacore.com>
3212 * tree-sra.c (decide_block_copy): Decide if there are groups.
3214 2007-09-19 Roman Zippel <zippel@linux-m68k.org>
3216 * config/m68k/m68k.c (output_move_himode): Remove jump table
3218 config/m68k/m68k.md (lea): Likewise.
3219 * config/m68k/m68k.c (print_operand_address): Use simple pc
3220 relative addressing.
3222 2007-09-19 Bernd Schmidt <bernd.schmidt@analog.com>
3224 * doc/tm.texi (IS_ASM_LOGICAL_LINE_SEPARATOR): Document new argument.
3225 * final.c (IS_ASM_LOGICAL_LINE_SEPARATOR): Provide two-argument
3227 (asm_insn_count): Pass template as second argument to it.
3228 * config/avr/avr.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
3229 * config/pa/pa.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
3230 * config/stormy16/stormy16.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
3231 * config/cris/cris.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
3232 * config/sh/sh.c (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
3233 (sh_insn_length_adjustment): Pass template as second argument to it.
3234 * config/bfin/bfin.h (IS_ASM_LOGICAL_LINE_SEPARATOR): New macro.
3236 * config/bfin/bfin.md (define_asm_attributes): New.
3238 2007-09-19 Jie Zhang <jie.zhang@analog.com>
3240 * config.gcc (bfin*-linux-uclibc*): Add ./linux-sysroot-suffix.h
3242 * config/bfin/print-sysroot-suffix.sh: New.
3243 * config/bfin/t-bfin-elf (EXTRA_PARTS): Remove.
3244 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
3245 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
3246 * config/bfin/t-bfin-uclinux (EXTRA_PARTS): Remove.
3247 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
3248 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
3249 * config/bfin/t-bfin-linux (EXTRA_PARTS): Remove.
3250 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
3251 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
3252 (linux-sysroot-suffix.h): New target.
3253 * config/bfin/bfin.opt (mcsync-anomaly): Use Var instead of Mask.
3254 (mspecld-anomaly): Likewise.
3255 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Renamed from
3256 (enum bfin_cpu): ... this. Add BFIN_CPU_BF522, BFIN_CPU_BF525,
3257 BFIN_CPU_BF527, BFIN_CPU_BF538, BFIN_CPU_BF539, BFIN_CPU_BF542,
3258 BFIN_CPU_BF544, BFIN_CPU_BF548, and BFIN_CPU_BF549.
3259 (bfin_si_revision): Declare.
3260 (bfin_workarounds): Declare.
3261 (WA_SPECULATIVE_LOADS): Define.
3262 (ENABLE_WA_SPECULATIVE_LOADS): Define.
3263 (WA_SPECULATIVE_SYNCS): Define.
3264 (ENABLE_WA_SPECULATIVE_SYNCS): Define.
3265 * config/bfin/elf.h (STARTFILE_SPEC): Rename crt532.o to basiccrt.o.
3266 (LIB_SPEC): Add %s to the linker scripts.
3267 Use proper linker script for bf522, bf525, bf527,
3268 bf538, bf539, bf542, bf544, bf548, and bf549.
3269 * config/bfin/bfin.c (bfin_si_revision): Define.
3270 (bfin_workarounds): Define.
3271 (struct bfin_cpu): New.
3273 (bfin_handle_option): Handle silicon revision part of -mcpu option.
3274 (override_options): Set bfin_workarounds.
3275 (length_for_loop): Replace TARGET_CSYNC_ANOMALY with
3276 ENABLE_WA_SPECULATIVE_SYNCS, TARGET_SPECLD_ANOMALY with
3277 ENABLE_WA_SPECULATIVE_LOADS.
3278 (bfin_reorg): Likewise.
3279 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
3280 macros for bf522, bf525, bf527, bf538, bf539,
3281 bf542, bf544, bf548, and bf549.
3282 Define __SILICON_REVISION__ and __WORKAROUND_* macros if needed.
3283 Don't define __ID_SHARED_LIB__ when -msep-data.
3284 (TARGET_DEFAULT): Define as 0.
3285 (DRIVER_SELF_SPECS): Add -mcpu=bf532 if no -mcpu option.
3286 * doc/invoke.texi (Blackfin Options): Document silicon
3287 revision part of -mcpu option and it now accepts bf522, bf525,
3288 bf527, bf538, bf539, bf542, bf544, bf548, and bf549.
3290 2007-09-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3292 * alias.c (memory_modified_1): Deconstify.
3293 (memory_modified_in_insn_p): Don't use const_note_stores.
3294 * rtl.h (const_note_stores): Delete.
3295 * rtlanal.c (const_note_stores): Likewise.
3297 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
3299 * dse.c (find_shift_sequence): Temporarily revert to forbidding
3302 2007-09-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
3306 * config/fr30/fr30.md (addsi3): Check REG_P() before calling REGNO().
3307 (addsi_small_int): Likewise.
3308 (addsi_big_int): Use rtx_equal_p() instead of REGNO() comparison.
3309 (one_cmplsi2): Likewise.
3311 (enter_func): Expand insn using hard_frame_pointer_rtx and
3314 * config/fr30/fr30.c (fr30_expand_prologue): Check for
3315 hard_frame_pointer_rtx instead of using REGNO() check.
3316 Properly sign extend GEN_INT() argument.
3318 2007-09-18 Roman Zippel <zippel@linux-m68k.org>
3320 * config/m68k/m68k.c (override_options): Remove USE_GAS,
3322 (output_dbcc_and_branch, output_scc_di): Replace all jbcc
3323 alternatives with just jcc.
3324 * config/m68k/m68k.md (addsi_lshrsi_31, beq0_di, bne0_di,
3325 bge0_di, blt0_di, bgtu, bltu, bgeu, bleu, bgtu_rev,
3326 bltu_rev, bgeu_rev, bleu_rev, jump, dbne_hi, dbne_si,
3327 dbge_hi, dbge_si): Likewise.
3329 2007-09-18 Roman Zippel <zippel@linux-m68k.org>
3331 * config/m68k/m68k.md (beq, bne, bgt, blt, bge, ble, bordered,
3332 bunordered, buneq, bunge, bungt, bunle, bunlt, bltgt, beq_rev,
3333 bne_rev, bgt_rev, blt_rev, bge_rev, ble_rev, bordered_rev,
3334 bunordered_rev, buneq_rev, bunge_rev, bungt_rev, bunle_rev,
3335 bunlt_rev, bltgt_rev): Replace all fbcc with fjcc.
3337 2007-09-18 Maxim Kuvyrkov <maxim@codesourcery.com>
3339 * config/m68k/m68k-devices.def (51qe): New device.
3340 * config/m68k/m68k.c (FL_FOR_isa_c): Remove division unit. Add it
3341 to all uses of FL_FOR_isa_c for compatibility.
3342 (all_microarchs): Add cfv1 microarchitecture.
3343 (m68k_handle_option): Handle m51qe option.
3344 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Handle 51QE.
3345 (TUNE_CFV1): New macro.
3346 (enum uarch_type): Add ucfv1.
3347 * doc/invoke.texi: Document 51qe device and cfv1 microarchitecture.
3349 2007-09-18 Richard Guenther <rguenther@suse.de>
3351 PR tree-optimization/31863
3352 * tree-ssa-structalias.c (create_variable_info_for): Always
3353 free the fieldstack.
3355 2007-09-18 Dorit Nuzman <dorit@il.ibm.com>
3357 * opts.c (decode_options): Enable vectorization under -O3.
3359 2007-09-18 Richard Guenther <rguenther@suse.de>
3361 PR tree-optimization/33340
3362 * tree-ssa-sccvn.c (set_ssa_val_to): Do not set values to
3363 SSA_NAMEs that occur in abnormal PHI nodes.
3365 2007-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3367 * tree-cfg.c (is_ctrl_altering_stmt, tree_block_ends_with_call_p):
3368 Don't use const_get_call_expr_in.
3369 * tree-gimple.c (const_get_call_expr_in): Delete.
3370 * tree-gimple.h (const_get_call_expr_in): Likewise.
3372 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
3374 * df-scan.c (df_notes_rescan): Do nothing if the instruction does
3375 not yet have a basic block.
3376 * dse.c (find_shift_sequence): Don't set DF_NO_INSN_RESCAN.
3378 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
3380 * config/mips/mips.c (mips_file_start): Add ".previous" directives
3381 to both ".section"s.
3383 2007-09-17 Richard Sandiford <rsandifo@nildram.co.uk>
3385 * config/mips/mips.c (mips_output_mi_thunk): Use
3386 mips_function_ok_for_sibcall and const_call_insn_operand
3387 to determine if a direct sibcall is allowed. Use
3388 mips_classify_symbol to determine a global pointer is needed.
3390 2007-09-17 Richard Sandiford <rsandifo@nildram.co.uk>
3392 * config/mips/mips.md (*clear_upper32): Use "W" as the memory operand.
3394 2007-09-17 Chao-ying Fu <fu@mips.com>
3395 Nigel Stephens <nigel@mips.com>
3397 * config/fixed-bit.h: New file.
3398 * config/fixed-bit.c: New file.
3399 * doc/libgcc.texi (Fixed-point fractional library routines): New node.
3401 2007-09-18 Jakub Jelinek <jakub@redhat.com>
3403 * c-format.h (format_kind_info): Add alloc_char field.
3404 * c-format.c (scanf_flag_specs): Add 'm'.
3405 (scanf_flag_pairs): Add 'a', 'm' pair.
3406 (scan_char_table): Allow 'm' modifier for c, s, [, C and S.
3407 (format_types_orig): Add alloc_char fields.
3408 (check_format_info_main): Rename aflag to alloc_flag.
3409 Handle fki->alloc_char. modifier after width and before length
3410 modifiers. Move FMT_FLAG_SCANF_A_KLUDGE handling before
3411 length modifiers as well.
3412 * config/sol2-c.c (solaris_format_types): Add alloc_char field.
3415 * builtins.c (expand_builtin_memory_chk): Handle COMPOUND_EXPRs
3416 returned by build_call_expr.
3418 2007-09-17 Eric Botcazou <ebotcazou@adacore.com>
3420 * tree-sra.c (maybe_lookup_element_for_expr) <COMPONENT_REF>: Return
3421 NULL for variable-sized records too.
3422 (sra_walk_expr) <COMPONENT_REF>: Stop at variable-sized records too.
3424 2007-09-17 Tom Tromey <tromey@redhat.com>
3426 * c-decl.c (pushdecl): Don't set DECL_LANG_SPECIFIC.
3427 (c_builtin_function): Likewise.
3428 (grokdeclarator): Likewise.
3430 2007-09-17 Zdenek Dvorak <ook@ucw.cz>
3432 PR rtl-optimization/26449
3433 * loop-invariant.c (move_invariant_reg): Do not use force_operand.
3434 (seq_insns_valid_p): Removed.
3436 2007-09-17 Eric Botcazou <ebotcazou@adacore.com>
3438 * tree-nomudflap.c (gate_mudflap): New static function.
3439 (pass_mudflap_1): Use it as gate function.
3440 (pass_mudflap_2): Likewise.
3442 2007-09-17 Jan Hubicka <jh@suse.cz>
3446 * loop-invariant.c (move_invariant_reg): Unshare sequence.
3448 2007-09-17 Victor Kaplansky <victork@il.ibm.com>
3450 PR tree-optimization/33319
3451 * tree-vect-analyze.c (vect_same_range_drs): New.
3452 (vect_vfa_range_equal): New.
3453 (vect_is_duplicate_ddr): Removed.
3454 (vect_mark_for_runtime_alias_test): Do not perform marking when
3455 optimizing for size or max_param for alias checking is zero.
3456 Move the function before vect_analyze_data_ref_dependence.
3457 (vect_analyze_data_ref_dependence): Add call to
3458 vect_mark_for_runtime_alias_test in two cases when dependence
3460 (vect_analyze_data_ref_dependences): Do not call to
3461 vect_mark_for_runtime_alias_test.
3462 (vect_prune_runtime_alias_test_list): New.
3463 (vect_analyze_loop): Add call to vect_prune_runtime_alias_test_list.
3464 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
3465 Update vec_outside_cost.
3466 (vect_vfa_segment_size): More compact code, use TYPE_SIZE_UNIT.
3467 (vect_create_cond_for_alias_checks): Build the base address of data
3468 reference from DR_GROUP_FIRST_DR.
3469 (vect_loop_versioning): New.
3470 (vect_transform_loop): Add a call to vect_loop_versioning.
3471 Remove factored out code.
3473 2007-09-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3476 * expr.c (store_expr): Call adjust_address to change mode of dest_mem
3479 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
3481 * dse.c (find_shift_sequence): Allow word as well as subword shifts.
3482 Do the tentative shift expansion with the DF_NO_INSN_RESCAN flag set.
3483 Fix the call to insn_rtx_cost. Skip access sizes that require a
3484 real truncation of the store register. Use convert_move instead
3485 of gen_lowpart when narrowing the result.
3486 (replace_read): Use convert_move instead of gen_lowpart when
3487 narrowing the store rhs.
3489 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
3491 * config/mips/mips.md (SHORT): Fix long line.
3492 (SUBDI): New mode iterator. Extend the shift-and-truncate insns
3493 to QImode and HImode.
3495 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
3497 * config/mips/mips.h (POINTERS_EXTEND_UNSIGNED): Define.
3499 2007-09-15 Zdenek Dvorak <ook@ucw.cz>
3501 * tree-parloops.c: New file.
3502 * tree-ssa-operands.h (free_stmt_operands): Declare.
3503 * tree-ssa-loop-manip.c (split_loop_exit_edge): Return the new basic
3505 * tree-pass.h (pass_parallelize_loops): Declare.
3506 * omp-low.c (expand_omp_parallel, expand_omp_for): Update SSA form for
3508 (build_omp_regions_1): Allow analysing just a single OMP region and
3510 ( build_omp_regions_root, omp_expand_local): New functions.
3511 (build_omp_regions): Add argument to build_omp_regions_1 call.
3512 * builtins.def (DEF_GOMP_BUILTIN): Initialize OMP builtins when
3513 autoparallelization is run.
3514 * timevar.def (TV_TREE_PARALLELIZE_LOOPS): New.
3515 * tree-ssa-loop.c (gate_tree_parallelize_loops, tree_parallelize_loops,
3516 pass_parallelize_loops): New.
3517 * common.opt (ftree-parallelize-loops): New.
3518 * tree-flow.h (omp_expand_local, tree_duplicate_sese_tail,
3519 parallelize_loops): Declare.
3520 (add_phi_args_after_copy, split_loop_exit_edge): Declaration changed.
3521 * Makefile.in (tree-parloops.o): Added.
3522 * tree-cfg.c (add_phi_args_after_copy_edge, tree_duplicate_sese_tail):
3524 (add_phi_args_after_copy_bb): Use add_phi_args_after_copy_edge.
3525 (add_phi_args_after_copy): Call add_phi_args_after_copy_edge for
3526 one extra edge as well.
3527 (tree_duplicate_sese_region): Add argument to add_phi_args_after_copy.
3528 Use VEC_free to free doms vector.
3529 (move_block_to_fn): Update loop info. Remove phi nodes for virtual
3530 operands. Recompute operand caches in the new function.
3531 (move_sese_region_to_fn): Update loop info.
3532 * passes.c (init_optimization_passes): Add pass_parallelize_loops.
3533 * tree-ssa-operands.c (free_stmt_operands): New function.
3535 * doc/passes.texi: Document autoparallelization.
3536 * doc/invoke.texi (-ftree-parallelize-loops): New option.
3538 2007-09-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3541 * pa.c (function_value): Use GET_MODE_BITSIZE instead of
3544 2007-09-15 Dorit Nuzman <dorit@il.ibm.com>
3546 * tree-vect-transform.c (vect_get_vec_defs_for_stmt_copy): check if
3547 the VEC is not NULL.
3548 (vectorizable_type_demotion, vectorizable_type_promotion): Check that
3549 get_vectype_for_scalar_type succeeded.
3550 (vectorizable_conversion): Likewise.
3552 2007-09-14 Jan Hubicka <jh@suse.cz>
3554 * config/i386/i386.md (*floatdi<mode>2_i387): Guard against
3557 2007-09-14 Uros Bizjak <ubizjak@gmail.com>
3560 * config/i386/i386.md (fmodxf3): Copy operands[2] to temporary
3561 register when operands[2] equals operands[1].
3562 (remainderxf3): Ditto.
3564 2007-09-14 Sandra Loosemore <sandra@codesourcery.com>
3565 Nigel Stephens <nigel@mips.com>
3567 * doc/tm.texi (LIBGCC2_UNWIND_ATTRIBUTE): Document.
3568 * unwind-generic.h (LIBGCC2_UNWIND_ATTRIBUTE): Define.
3569 (_Unwind_RaiseException): Add LIBGCC2_UNWIND_ATTRIBUTE to
3571 (_Unwind_ForcedUnwind): Likewise.
3572 (_Unwind_Resume): Likewise.
3573 (_Unwind_Resume_or_Rethrow): Likewise.
3574 (_Unwind_Backtrace): Likewise.
3575 (_Unwind_SjLj_RaiseException): Likewise.
3576 (_Unwind_SjLj_ForcedUnwind): Likewise.
3577 (_Unwind_SjLj_Resume): Likewise.
3578 (_Unwind_SjLj_Resume_or_Rethrow): Likewise.
3579 * unwind.inc (_Unwind_RaiseException): Add LIBGCC2_UNWIND_ATTRIBUTE
3581 (_Unwind_ForcedUnwind): Likewise.
3582 (_Unwind_Resume): Likewise.
3583 (_Unwind_Resume_or_Rethrow): Likewise.
3584 (_Unwind_Backtrace): Likewise.
3585 * unwind-compat.c (_Unwind_Backtrace): Likewise.
3586 (_Unwind_ForcedUnwind): Likewise.
3587 (_Unwind_RaiseException): Likewise.
3588 (_Unwind_Resume): Likewise.
3589 (_Unwind_Resume_or_Rethrow): Likewise.
3591 * config/mips/mips.h (LIBGCC2_UNWIND_ATTRIBUTE): Define to force
3592 nomips16 mode when IN_LIBGCC2 with hard float.
3594 2007-09-14 Richard Sandiford <rsandifo@nildram.co.uk>
3596 * config/mips/sdemtk.opt: Update to GPLv3.
3597 * config/mips/sdemtk.h: Likewise.
3599 2007-09-14 Nigel Stephens <nigel@mips.com>
3601 * config.gcc (mips*-*-linux*): Recognise mipsisa32r2 and set
3602 MIPS_ISA_DEFAULT appropriately. Don't make soft-float the default
3603 for mipsisa32-*-linux*.
3605 2007-09-14 Nigel Stephens <nigel@mips.com>
3606 David Ung <davidu@mips.com>
3607 Thiemo Seufer <ths@mips.com>
3608 Richard Sandiford <richard@codesourcery.com>
3610 * config.gcc (mips*-sde-elf*): Add support for the SDE C libraries.
3611 * configure.ac: Add a mipssde threading type.
3612 * configure: Regenerate.
3613 * config/mips/sdemtk.h: New file.
3614 * config/mips/t-sdemtk: Likewise.
3615 * config/mips/sdemtk.opt: Likewise.
3616 * gthr-mipssde.h: Likewise.
3617 * config/mips/sde.h (FUNCTION_PROFILER): Move to config/mips/sdemtk.h.
3618 * config/mips/mips.h (MIPS_SAVE_REG_FOR_PROFILING_P): New macro.
3619 (MIPS_ICACHE_SYNC): New macro, split from ...
3620 * config/mips/mips.md (clear_cache): ...here.
3621 * config/mips/mips.c (mips_save_reg_p): Check
3622 MIPS_SAVE_REG_FOR_PROFILING_P on profiled functions.
3623 (build_mips16_function_stub): Use targetm.strip_name_encoding.
3624 (build_mips16_call_stub): Likewise.
3626 2007-09-14 Richard Sandiford <richard@codesourcery.com>
3628 * Makefile.in (stmp-int-hdrs): Depend on fixinc_list.
3630 2007-09-14 Jakub Jelinek <jakub@redhat.com>
3633 * config/ia64/ia64.c (find_gr_spill): Don't decrement
3634 current_frame_info.n_local_regs. Don't return emitted local
3636 (ia64_compute_frame_size): Improve unwind hack to put
3637 RP, PFS, FP in that order by allowing some of the registers
3638 been already emitted, as long as they are emitted to the
3641 2007-09-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3643 * config/spu/vmx2spu.h (vec_extract, vec_insert, vec_lvlx,
3644 vec_lvlxl, vec_lvrx, vec_lvrxl, vec_promote, vec_splats,
3645 vec_stvlx, vec_stvlxl, vec_stvrx, vec_stvrxl): New intrinsics.
3647 2007-09-13 Eric Christopher <echristo@apple.com>
3648 Kenneth Zadeck <zadeck@naturalbridge.com>
3650 * dse.c (find_shift_sequence): New function.
3651 (replace_read): Add case to remove read if it requires shift.
3652 * config/i386/i386.c (ix86_expand_prologue): Fixed typo in comment.
3654 2007-09-13 Tom Tromey <tromey@redhat.com>
3656 * c-common.c (fname_as_string): Update.
3657 * c-parser.c (c_parser) <lex_untranslated_string>: New field.
3658 (c_lex_one_token): Update. Add 'parser' argument.
3659 (c_parser_simple_asm_expr): Update.
3660 (c_parser_attributes): Update.
3661 (c_parser_asm_statement): Update.
3662 (c_parser_asm_operands): Update.
3663 (c_parser_peek_token): Update.
3664 (c_parser_peek_2nd_token): Update.
3665 * c-lex.c (c_lex_string_translate): Remove.
3666 (c_lex_return_raw_strings): Likewise.
3667 (c_lex_with_flags): Added 'lex_flags' argument.
3668 (lex_string): Added 'translate' argument.
3669 * c-pragma.h (c_lex_with_flags): Update.
3670 (c_lex_string_translate, c_lex_return_raw_strings): Remove.
3671 (C_LEX_STRING_NO_TRANSLATE): New define.
3672 (C_LEX_RAW_STRINGS): Likewise.
3674 2007-09-13 Bernd Schmidt <bernd.schmidt@analog.com>
3677 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_ONES,
3678 BFIN_BUILTIN_CPLX_MUL_16_S40, BFIN_BUILTIN_CPLX_MAC_16_S40,
3679 BFIN_BUILTIN_CPLX_MSU_16_S40, and BFIN_BUILTIN_CPLX_SQU.
3680 (bfin_init_builtins): Initialize __builtin_bfin_ones,
3681 __builtin_bfin_min_fr1x16, __builtin_bfin_max_fr1x16,
3682 __builtin_bfin_min_fr1x32, __builtin_bfin_max_fr1x32,
3683 __builtin_bfin_cmplx_add, __builtin_bfin_cmplx_sub,
3684 __builtin_bfin_cmplx_mul_s40, __builtin_bfin_cmplx_mac_s40,
3685 __builtin_bfin_cmplx_msu_s40 and __builtin_bfin_csqu_fr16.
3686 (bdesc_1arg): Add __builtin_bfin_ones.
3687 (bfin_expand_builtin): Expand __builtin_bfin_cmplx_mul_s40,
3688 __builtin_bfin_cmplx_mac_s40, __builtin_bfin_cmplx_msu_s40,
3689 and __builtin_bfin_csqu_fr16.
3690 * config/bfin/bfin.md (UNSPEC_ONES): New constant.
3691 (ones): New define_insn.
3692 (ssaddhi3_parts): New define_insn.
3693 (sssubhi3_parts): New define_insn.
3694 (flag_mulhi_parts): New define_insn.
3696 2007-09-13 Seongbae Park <seongbae.park@gmail.com>
3698 * common.opt (femit-class-debug-always): Turn off by default.
3700 2007-09-13 Bernd Schmidt <bernd.schmidt@analog.com>
3702 * config/bfin/bfin.md (reload_outpdi, reload_inpdi): New patterns.
3703 * config/bfin/bfin.c (bfin_secondary_reload): Make sure we use them.
3705 2007-09-13 James E. Wilson <wilson@specifix.com>
3707 PR tree-optimization/33389
3708 * tree-ssa-operands.c (append_vuse): If ann->in_vdef_list true,
3709 then set build_loads before returning.
3711 2007-09-13 Sandra Loosemore <sandra@codesourcery.com>
3712 David Ung <davidu@mips.com>
3714 * config/mips/mips.h (ASM_OUTPUT_REG_PUSH): Replace {d}subu with
3715 {d}addiu and a negative immediate such that it works with MIPS16
3718 2007-09-13 H.J. Lu <hongjiu.lu@intel.com>
3721 * configure.ac (ld_vers): Support Linux linker.
3722 * configure: Regenerated.
3724 2007-09-13 Richard Sandiford <richard@codesourcery.com>
3725 Sandra Loosemore <sandra@codesourcery.com>
3727 * config/mips/mips.h (SYMBOL_FLAG_MIPS16_FUNC): Delete.
3728 (SYMBOL_REF_MIPS16_FUNC_P): Delete.
3729 * config/mips/mips.c (mips_attribute_table): Turn mips16 and
3730 nomips16 into decl attributes.
3731 (TARGET_INSERT_ATTRIBUTES): Override.
3732 (TARGET_MERGE_DECL_ATTRIBUTES): Likewise.
3733 (TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P): Always return true.
3734 (mips_mips16_type_p, mips_nomips16_type_p): Delete in favor of...
3735 (mips_mips16_decl_p, mips_nomips16_decl_p): ...these new functions.
3736 (mips_comp_type_attributes): Remove mips16 and nomips16 handling.
3737 (mips_use_mips16_mode_p): Reimplement as a function that takes
3738 a decl and considers only decl attributes. If the decl is nested
3739 function, use its parent attributes.
3740 (mips_function_ok_for_sibcall): Use mips_use_mips16_mode_p
3741 instead of SYMBOL_REF_MIPS16_FUNC_P.
3742 (mips_set_mips16_mode): Move call to sorry here from old
3743 mips_use_mips16_mode_p.
3744 (mflip_mips16_entry): New structure.
3745 (mflip_mips16_htab): New variable.
3746 (mflip_mips16_htab_hash, mflip_mips16_htab_eq): New functions.
3747 (mflip_mips16_use_mips16_p, mips_insert_attributes): Likewise.
3748 (mips_merge_decl_attributes): New function.
3749 (mips_set_current_function): Reinstate call to mips_set_mips16_mode.
3750 Use mips_use_mips16_mode_p.
3751 (mips_output_mi_thunk): Use mips_use_mips16_mode_p instead of
3752 SYMBOL_REF_MIPS16_FUNC_P.
3753 (mips_encode_section_info): Don't set SYMBOL_FLAG_MIPS16_FUNC.
3755 2007-09-13 Richard Sandiford <richard@codesourcery.com>
3757 * c-parser.c (c_parser_struct_declaration): Check for a null return.
3759 2007-09-13 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
3762 * gcc.c (xputenv): Make argument const, and use CONST_CAST.
3764 2007-09-12 Michael Meissner <michael.meissner@amd.com>
3765 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3766 Tony Linthicum <tony.linthicum@amd.com>
3768 * tree.h (function_args_iterator): New type to iterate over
3770 (FOREACH_FUNCTION_ARGS_PTR): Iterator macros for iterating over
3771 function arguments providing a pointer to the argument.
3772 (FOREACH_FUNCTION_ARGS): Iterator macros for iterating over
3773 function arguments providing the argument.
3774 (function_args_iter_init): Inline function to initialize
3775 function_args_iterator.
3776 (function_args_iter_cond_ptr): Inline function to return the next
3777 pointer to hold the argument.
3778 (function_args_iter_cond): Inline function to return the next
3780 (function_args_iter_cond_next): Advance the function args
3782 (stdarg_p): New function, return true if variable argument
3784 (prototype_p): New function, return true if function is
3786 (function_args_count): New function, count the number of arguments
3789 * tree.c (stdarg_p): New function, return true if variable
3791 (prototype_p): New function, return true if function is
3794 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
3795 (TARGET_ROUND): New macro for the round/ptest instructions which
3796 are shared between SSE4.1 and SSE5.
3797 (OPTION_MASK_ISA_ROUND): Ditto.
3798 (OPTION_ISA_ROUND): Ditto.
3799 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
3800 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
3802 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
3803 (-mfused-madd): New switch to give users control over whether the
3804 compiler optimizes to use the multiply/add SSE5 instructions.
3806 * config/i386/i386.c (m_AMD_MULTIPLE): Rename from
3807 m_ATHLON_K8_AMDFAM10, and change all uses.
3808 (enum pta_flags): Add PTA_SSE5.
3809 (ix86_handle_option): Turn off 3dnow if -msse5.
3810 (override_options): Add SSE5 support.
3811 (print_operand): %Y prints comparison codes for SSE5 com/pcom
3813 (ix86_expand_sse_movcc): Add SSE5 support.
3814 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
3815 vector type to the next largest size.
3816 (ix86_expand_sse5_pack): New function to use pperm to pack a
3817 vector type to the next smallest size.
3818 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
3819 (IX86_BUILTIN_FMADDSD): Ditto.
3820 (IX86_BUILTIN_FMADDPS): Ditto.
3821 (IX86_BUILTIN_FMADDPD): Ditto.
3822 (IX86_BUILTIN_FMSUBSS): Ditto.
3823 (IX86_BUILTIN_FMSUBSD): Ditto.
3824 (IX86_BUILTIN_FMSUBPS): Ditto.
3825 (IX86_BUILTIN_FMSUBPD): Ditto.
3826 (IX86_BUILTIN_FNMADDSS): Ditto.
3827 (IX86_BUILTIN_FNMADDSD): Ditto.
3828 (IX86_BUILTIN_FNMADDPS): Ditto.
3829 (IX86_BUILTIN_FNMADDPD): Ditto.
3830 (IX86_BUILTIN_FNMSUBSS): Ditto.
3831 (IX86_BUILTIN_FNMSUBSD): Ditto.
3832 (IX86_BUILTIN_FNMSUBPS): Ditto.
3833 (IX86_BUILTIN_FNMSUBPD): Ditto.
3834 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
3835 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
3836 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
3837 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
3838 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
3839 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
3840 (IX86_BUILTIN_PPERM): Ditto.
3841 (IX86_BUILTIN_PERMPS): Ditto.
3842 (IX86_BUILTIN_PERMPD): Ditto.
3843 (IX86_BUILTIN_PMACSSWW): Ditto.
3844 (IX86_BUILTIN_PMACSWW): Ditto.
3845 (IX86_BUILTIN_PMACSSWD): Ditto.
3846 (IX86_BUILTIN_PMACSWD): Ditto.
3847 (IX86_BUILTIN_PMACSSDD): Ditto.
3848 (IX86_BUILTIN_PMACSDD): Ditto.
3849 (IX86_BUILTIN_PMACSSDQL): Ditto.
3850 (IX86_BUILTIN_PMACSSDQH): Ditto.
3851 (IX86_BUILTIN_PMACSDQL): Ditto.
3852 (IX86_BUILTIN_PMACSDQH): Ditto.
3853 (IX86_BUILTIN_PMADCSSWD): Ditto.
3854 (IX86_BUILTIN_PMADCSWD): Ditto.
3855 (IX86_BUILTIN_PHADDBW): Ditto.
3856 (IX86_BUILTIN_PHADDBD): Ditto.
3857 (IX86_BUILTIN_PHADDBQ): Ditto.
3858 (IX86_BUILTIN_PHADDWD): Ditto.
3859 (IX86_BUILTIN_PHADDWQ): Ditto.
3860 (IX86_BUILTIN_PHADDDQ): Ditto.
3861 (IX86_BUILTIN_PHADDUBW): Ditto.
3862 (IX86_BUILTIN_PHADDUBD): Ditto.
3863 (IX86_BUILTIN_PHADDUBQ): Ditto.
3864 (IX86_BUILTIN_PHADDUWD): Ditto.
3865 (IX86_BUILTIN_PHADDUWQ): Ditto.
3866 (IX86_BUILTIN_PHADDUDQ): Ditto.
3867 (IX86_BUILTIN_PHSUBBW): Ditto.
3868 (IX86_BUILTIN_PHSUBWD): Ditto.
3869 (IX86_BUILTIN_PHSUBDQ): Ditto.
3870 (IX86_BUILTIN_PROTB): Ditto.
3871 (IX86_BUILTIN_PROTW): Ditto.
3872 (IX86_BUILTIN_PROTD): Ditto.
3873 (IX86_BUILTIN_PROTQ): Ditto.
3874 (IX86_BUILTIN_PROTB_IMM): Ditto.
3875 (IX86_BUILTIN_PROTW_IMM): Ditto.
3876 (IX86_BUILTIN_PROTD_IMM): Ditto.
3877 (IX86_BUILTIN_PROTQ_IMM): Ditto.
3878 (IX86_BUILTIN_PSHLB): Ditto.
3879 (IX86_BUILTIN_PSHLW): Ditto.
3880 (IX86_BUILTIN_PSHLD): Ditto.
3881 (IX86_BUILTIN_PSHLQ): Ditto.
3882 (IX86_BUILTIN_PSHAB): Ditto.
3883 (IX86_BUILTIN_PSHAW): Ditto.
3884 (IX86_BUILTIN_PSHAD): Ditto.
3885 (IX86_BUILTIN_PSHAQ): Ditto.
3886 (IX86_BUILTIN_FRCZSS): Ditto.
3887 (IX86_BUILTIN_FRCZSD): Ditto.
3888 (IX86_BUILTIN_FRCZPS): Ditto.
3889 (IX86_BUILTIN_FRCZPD): Ditto.
3890 (IX86_BUILTIN_CVTPH2PS): Ditto.
3891 (IX86_BUILTIN_CVTPS2PH): Ditto.
3892 (IX86_BUILTIN_COMEQSS): Ditto.
3893 (IX86_BUILTIN_COMNESS): Ditto.
3894 (IX86_BUILTIN_COMLTSS): Ditto.
3895 (IX86_BUILTIN_COMLESS): Ditto.
3896 (IX86_BUILTIN_COMGTSS): Ditto.
3897 (IX86_BUILTIN_COMGESS): Ditto.
3898 (IX86_BUILTIN_COMUEQSS): Ditto.
3899 (IX86_BUILTIN_COMUNESS): Ditto.
3900 (IX86_BUILTIN_COMULTSS): Ditto.
3901 (IX86_BUILTIN_COMULESS): Ditto.
3902 (IX86_BUILTIN_COMUGTSS): Ditto.
3903 (IX86_BUILTIN_COMUGESS): Ditto.
3904 (IX86_BUILTIN_COMORDSS): Ditto.
3905 (IX86_BUILTIN_COMUNORDSS): Ditto.
3906 (IX86_BUILTIN_COMFALSESS): Ditto.
3907 (IX86_BUILTIN_COMTRUESS): Ditto.
3908 (IX86_BUILTIN_COMEQSD): Ditto.
3909 (IX86_BUILTIN_COMNESD): Ditto.
3910 (IX86_BUILTIN_COMLTSD): Ditto.
3911 (IX86_BUILTIN_COMLESD): Ditto.
3912 (IX86_BUILTIN_COMGTSD): Ditto.
3913 (IX86_BUILTIN_COMGESD): Ditto.
3914 (IX86_BUILTIN_COMUEQSD): Ditto.
3915 (IX86_BUILTIN_COMUNESD): Ditto.
3916 (IX86_BUILTIN_COMULTSD): Ditto.
3917 (IX86_BUILTIN_COMULESD): Ditto.
3918 (IX86_BUILTIN_COMUGTSD): Ditto.
3919 (IX86_BUILTIN_COMUGESD): Ditto.
3920 (IX86_BUILTIN_COMORDSD): Ditto.
3921 (IX86_BUILTIN_COMUNORDSD): Ditto.
3922 (IX86_BUILTIN_COMFALSESD): Ditto.
3923 (IX86_BUILTIN_COMTRUESD): Ditto.
3924 (IX86_BUILTIN_COMEQPS): Ditto.
3925 (IX86_BUILTIN_COMNEPS): Ditto.
3926 (IX86_BUILTIN_COMLTPS): Ditto.
3927 (IX86_BUILTIN_COMLEPS): Ditto.
3928 (IX86_BUILTIN_COMGTPS): Ditto.
3929 (IX86_BUILTIN_COMGEPS): Ditto.
3930 (IX86_BUILTIN_COMUEQPS): Ditto.
3931 (IX86_BUILTIN_COMUNEPS): Ditto.
3932 (IX86_BUILTIN_COMULTPS): Ditto.
3933 (IX86_BUILTIN_COMULEPS): Ditto.
3934 (IX86_BUILTIN_COMUGTPS): Ditto.
3935 (IX86_BUILTIN_COMUGEPS): Ditto.
3936 (IX86_BUILTIN_COMORDPS): Ditto.
3937 (IX86_BUILTIN_COMUNORDPS): Ditto.
3938 (IX86_BUILTIN_COMFALSEPS): Ditto.
3939 (IX86_BUILTIN_COMTRUEPS): Ditto.
3940 (IX86_BUILTIN_COMEQPD): Ditto.
3941 (IX86_BUILTIN_COMNEPD): Ditto.
3942 (IX86_BUILTIN_COMLTPD): Ditto.
3943 (IX86_BUILTIN_COMLEPD): Ditto.
3944 (IX86_BUILTIN_COMGTPD): Ditto.
3945 (IX86_BUILTIN_COMGEPD): Ditto.
3946 (IX86_BUILTIN_COMUEQPD): Ditto.
3947 (IX86_BUILTIN_COMUNEPD): Ditto.
3948 (IX86_BUILTIN_COMULTPD): Ditto.
3949 (IX86_BUILTIN_COMULEPD): Ditto.
3950 (IX86_BUILTIN_COMUGTPD): Ditto.
3951 (IX86_BUILTIN_COMUGEPD): Ditto.
3952 (IX86_BUILTIN_COMORDPD): Ditto.
3953 (IX86_BUILTIN_COMUNORDPD): Ditto.
3954 (IX86_BUILTIN_COMFALSEPD): Ditto.
3955 (IX86_BUILTIN_COMTRUEPD): Ditto.
3956 (IX86_BUILTIN_PCOMEQUB): Ditto.
3957 (IX86_BUILTIN_PCOMNEUB): Ditto.
3958 (IX86_BUILTIN_PCOMLTUB): Ditto.
3959 (IX86_BUILTIN_PCOMLEUB): Ditto.
3960 (IX86_BUILTIN_PCOMGTUB): Ditto.
3961 (IX86_BUILTIN_PCOMGEUB): Ditto.
3962 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
3963 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
3964 (IX86_BUILTIN_PCOMEQUW): Ditto.
3965 (IX86_BUILTIN_PCOMNEUW): Ditto.
3966 (IX86_BUILTIN_PCOMLTUW): Ditto.
3967 (IX86_BUILTIN_PCOMLEUW): Ditto.
3968 (IX86_BUILTIN_PCOMGTUW): Ditto.
3969 (IX86_BUILTIN_PCOMGEUW): Ditto.
3970 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
3971 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
3972 (IX86_BUILTIN_PCOMEQUD): Ditto.
3973 (IX86_BUILTIN_PCOMNEUD): Ditto.
3974 (IX86_BUILTIN_PCOMLTUD): Ditto.
3975 (IX86_BUILTIN_PCOMLEUD): Ditto.
3976 (IX86_BUILTIN_PCOMGTUD): Ditto.
3977 (IX86_BUILTIN_PCOMGEUD): Ditto.
3978 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
3979 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
3980 (IX86_BUILTIN_PCOMEQUQ): Ditto.
3981 (IX86_BUILTIN_PCOMNEUQ): Ditto.
3982 (IX86_BUILTIN_PCOMLTUQ): Ditto.
3983 (IX86_BUILTIN_PCOMLEUQ): Ditto.
3984 (IX86_BUILTIN_PCOMGTUQ): Ditto.
3985 (IX86_BUILTIN_PCOMGEUQ): Ditto.
3986 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
3987 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
3988 (IX86_BUILTIN_PCOMEQB): Ditto.
3989 (IX86_BUILTIN_PCOMNEB): Ditto.
3990 (IX86_BUILTIN_PCOMLTB): Ditto.
3991 (IX86_BUILTIN_PCOMLEB): Ditto.
3992 (IX86_BUILTIN_PCOMGTB): Ditto.
3993 (IX86_BUILTIN_PCOMGEB): Ditto.
3994 (IX86_BUILTIN_PCOMFALSEB): Ditto.
3995 (IX86_BUILTIN_PCOMTRUEB): Ditto.
3996 (IX86_BUILTIN_PCOMEQW): Ditto.
3997 (IX86_BUILTIN_PCOMNEW): Ditto.
3998 (IX86_BUILTIN_PCOMLTW): Ditto.
3999 (IX86_BUILTIN_PCOMLEW): Ditto.
4000 (IX86_BUILTIN_PCOMGTW): Ditto.
4001 (IX86_BUILTIN_PCOMGEW): Ditto.
4002 (IX86_BUILTIN_PCOMFALSEW): Ditto.
4003 (IX86_BUILTIN_PCOMTRUEW): Ditto.
4004 (IX86_BUILTIN_PCOMEQD): Ditto.
4005 (IX86_BUILTIN_PCOMNED): Ditto.
4006 (IX86_BUILTIN_PCOMLTD): Ditto.
4007 (IX86_BUILTIN_PCOMLED): Ditto.
4008 (IX86_BUILTIN_PCOMGTD): Ditto.
4009 (IX86_BUILTIN_PCOMGED): Ditto.
4010 (IX86_BUILTIN_PCOMFALSED): Ditto.
4011 (IX86_BUILTIN_PCOMTRUED): Ditto.
4012 (IX86_BUILTIN_PCOMEQQ): Ditto.
4013 (IX86_BUILTIN_PCOMNEQ): Ditto.
4014 (IX86_BUILTIN_PCOMLTQ): Ditto.
4015 (IX86_BUILTIN_PCOMLEQ): Ditto.
4016 (IX86_BUILTIN_PCOMGTQ): Ditto.
4017 (IX86_BUILTIN_PCOMGEQ): Ditto.
4018 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
4019 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
4020 (bdesc_ptest): Change OPTION_MASK_ISA_SSE4_1 to
4021 OPTION_MASK_ISA_ROUND for instructions that are shared between
4023 (bdesc_2arg): Ditto.
4024 (bdesc_sse_3arg): Ditto.
4025 (enum multi_arg_type): New enum for describing the various SSE5
4026 intrinsic argument types.
4027 (bdesc_multi_arg): New table for SSE5 intrinsics.
4028 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
4029 (ix86_expand_multi_arg_builtin): New function for creating SSE5
4031 (ix86_expand_builtin): Add SSE5 intrinsic support.
4032 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
4033 operand instructions.
4034 (ix86_expand_sse5_multiple_memory): New function to split the
4035 second memory reference from SSE5 instructions.
4036 (type_has_variadic_args_p): Delete in favor of stdarg_p.
4037 (ix86_return_pops_args): Use stdarg_p to determine if the function
4038 has variable arguments.
4039 (ix86_setup_incoming_varargs): Ditto.
4040 (x86_this_parameter): Ditto.
4042 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
4044 (ix86_expand_sse5_pack): Ditto.
4045 (ix86_sse5_valid_op_p): Ditto.
4046 (ix86_expand_sse5_multiple_memory): Ditto.
4048 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
4049 constant for SSE5 support.
4050 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
4051 (UNSPEC_SSE5_TRUEFALSE): Ditto.
4052 (UNSPEC_SSE5_PERMUTE): Ditto.
4053 (UNSPEC_SSE5_ASHIFT): Ditto.
4054 (UNSPEC_SSE5_LSHIFT): Ditto.
4055 (UNSPEC_FRCZ): Ditto.
4056 (UNSPEC_CVTPH2PS): Ditto.
4057 (UNSPEC_CVTPS2PH): Ditto.
4058 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
4060 (COM_FALSE_S): Ditto.
4061 (COM_FALSE_P): Ditto.
4062 (COM_TRUE_S): Ditto.
4063 (COM_TRUE_P): Ditto.
4064 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
4065 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
4067 (memory attribute): Ditto.
4068 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
4069 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
4070 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
4071 (floor<mode>2): Ditto.
4072 (ceil<mode>2): Ditto.
4073 (btrunc<mode>2): Ditto.
4074 (nearbyintdf2): Ditto.
4075 (nearbyintsf2): Ditto.
4076 (sse_setccsf): Disable if SSE5.
4077 (sse_setccdf): Ditto.
4078 (sse5_setcc<mode>): New support for SSE5 conditional move.
4079 (sse5_pcmov_<mode>): Ditto.
4081 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
4083 (SSEMODEF2P): Ditto.
4084 (ssemodesuffixf4): New mode attribute for SSE5.
4085 (ssemodesuffixf2s): Ditto.
4086 (ssemodesuffixf2c): Ditto.
4087 (sserotatemax): Ditto.
4088 (ssescalarmode): Ditto.
4089 (sse_maskcmpv4sf3): Disable if SSE5.
4090 (sse_maskcmpv2df3): Ditto.
4091 (sse_vmmaskcmpv4sf3): Ditto.
4092 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add
4094 (sse5_vmfmadd<mode>4): Ditto.
4095 (sse5_fmsub<mode>4): Ditto.
4096 (sse5_vmfmsub<mode>4): Ditto.
4097 (sse5_fnmadd<mode>4): Ditto.
4098 (sse5_vmfnmadd<mode>4): Ditto.
4099 (sse5_fnmsub<mode>4): Ditto.
4100 (sse5_vmfnmsub<mode>4): Ditto.
4101 (sse5i_fmadd<mode>4): Ditto.
4102 (sse5i_fmsub<mode>4): Ditto.
4103 (sse5i_fnmadd<mode>4): Ditto.
4104 (sse5i_fnmsub<mode>4): Ditto.
4105 (sse5i_vmfmadd<mode>4): Ditto.
4106 (sse5i_vmfmsub<mode>4): Ditto.
4107 (sse5i_vmfnmadd<mode>4): Ditto.
4108 (sse5i_vmfnmsub<mode>4): Ditto.
4109 (mulv16qi3): Add SSE5 support.
4111 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
4112 (sse2_mulv4si3): Disable if SSE5.
4113 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
4114 (sse4_1_roundps): Ditto.
4115 (sse4_1_roundsd): Ditto.
4116 (sse4_1_roundss): Ditto.
4117 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
4119 (sse_maskcmpsf3): Ditto.
4120 (sse_vmmaskcmpv4sf3): Ditto.
4121 (sse2_maskcmpv2df3): Ditto.
4122 (sse2_maskcmpdf3): Ditto.
4123 (sse2_vmmaskcmpv2df3): Ditto.
4124 (sse2_eq<mode>3): Ditto.
4125 (sse2_gt<mode>3): Ditto.
4126 (sse5_pcmov_<mode>): Add SSE5 support.
4127 (vec_unpacku_hi_v16qi): Ditto.
4128 (vec_unpacks_hi_v16qi): Ditto.
4129 (vec_unpacku_lo_v16qi): Ditto.
4130 (vec_unpacks_lo_v16qi): Ditto.
4131 (vec_unpacku_hi_v8hi): Ditto.
4132 (vec_unpacks_hi_v8hi): Ditto.
4133 (vec_unpacku_lo_v8hi): Ditto.
4134 (vec_unpacks_lo_v8hi): Ditto.
4135 (vec_unpacku_hi_v4si): Ditto.
4136 (vec_unpacks_hi_v4si): Ditto.
4137 (vec_unpacku_lo_v4si): Ditto.
4138 (vec_unpacks_lo_v4si): Ditto.
4139 (sse5_pmacsww): New SSE5 intrinsic insn.
4140 (sse5_pmacssww): Ditto.
4141 (sse5_pmacsdd): Ditto.
4142 (sse5_pmacssdd): Ditto.
4143 (sse5_pmacssdql): Ditto.
4144 (sse5_pmacssdqh): Ditto.
4145 (sse5_pmacsdqh): Ditto.
4146 (sse5_pmacsswd): Ditto.
4147 (sse5_pmacswd): Ditto.
4148 (sse5_pmadcsswd): Ditto.
4149 (sse5_pmadcswd): Ditto.
4150 (sse5_pcmov_<move>): Conditional move support on SSE5.
4151 (sse5_phaddbw): New SSE5 intrinsic insn.
4152 (sse5_phaddbd): Ditto.
4153 (sse5_phaddbq): Ditto.
4154 (sse5_phaddwd): Ditto.
4155 (sse5_phaddwq): Ditto.
4156 (sse5_phadddq): Ditto.
4157 (sse5_phaddubw): Ditto.
4158 (sse5_phaddubd): Ditto.
4159 (sse5_phaddubq): Ditto.
4160 (sse5_phadduwd): Ditto.
4161 (sse5_phadduwq): Ditto.
4162 (sse5_phaddudq): Ditto.
4163 (sse5_phsubbw): Ditto.
4164 (sse5_phsubwd): Ditto.
4165 (sse5_phsubdq): Ditto.
4166 (sse5_pperm): Ditto.
4167 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
4168 (sse5_pperm_zero_v16qi_v8hi): Ditto.
4169 (sse5_pperm_sign_v8hi_v4si): Ditto.
4170 (sse5_pperm_zero_v8hi_v4si): Ditto.
4171 (sse5_pperm_sign_v4si_v2di): Ditto.
4172 (sse5_pperm_sign_v4si_v2di): Ditto.
4173 (sse5_pperm_pack_v2di_v4si): Ditto.
4174 (sse5_pperm_pack_v4si_v8hi): Ditto.
4175 (sse5_pperm_pack_v8hi_v16qi): Ditto.
4176 (sse5_perm<mode>): New SSE5 intrinsic insn.
4177 (rotl<mode>3): Ditto.
4178 (sse5_rotl<mode>3): Ditto.
4179 (sse5_ashl<mode>3): Ditto.
4180 (sse5_lshl<mode>3): Ditto.
4181 (sse5_frcz<mode>2): Ditto.
4182 (sse5s_frcz<mode>2): Ditto.
4183 (sse5_cvtph2ps): Ditto.
4184 (sse5_cvtps2ph): Ditto.
4185 (sse5_vmmaskcmp<mode>3): Ditto.
4186 (sse5_com_tf<mode>3): Ditto.
4187 (sse5_maskcmp<mode>3): Ditto.
4188 (sse5_maskcmp_uns<mode>3): Ditto.
4189 (sse5_maskcmp_uns2<mode>3): Ditto.
4190 (sse5_pcom_tf<mode>3): Ditto.
4192 * config/i386/predicates.md (const_0_to_31_operand): New predicate
4194 (sse5_comparison_float_operator): New predicate to match the
4195 comparison operators supported by the SSE5 com instruction.
4196 (ix86_comparison_int_operator): New predicate to match just the
4197 signed int comparisons.
4198 (ix86_comparison_uns_operator): New predicate to match just the
4199 unsigned int comparisons.
4201 * doc/invoke.texi (-msse5): Add documentation.
4202 (-mfused-madd): Ditto.
4204 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
4206 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
4208 (x86_64-*-*): Ditto.
4210 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
4212 * config/i386/bmmintrin.h: New file, provide common x86 compiler
4213 intrinisics for SSE5.
4215 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
4218 * config/i386/mmintrin-common.h: New file, to contain common
4219 instructions between SSE4.1 and SSE5.
4221 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
4222 FOREACH_FUNCTION_ARGS to iterate over the argument list.
4223 (gen_regparm_prefix): Ditto.
4225 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
4226 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
4227 prototype_p to determine if a function is prototyped.
4229 2007-09-12 Janis Johnson <janis187@us.ibm.com>
4231 * config/dfp-bit.c (dfp_conversion_exception): New function.
4232 (DFP_TO_DFP) Add new variants to use direct conversions in decNumber.
4233 (DFP_TO_INT): Ditto.
4234 (INT_TO_DFP): Ditto.
4235 * config/dfp-bit.h (DEC_FLOAT_FROM_INT, DEC_FLOAT_TO_INT): New.
4237 2007-09-12 Jakub Jelinek <jakub@redhat.com>
4240 * config/ia64/ia64.c (ia64_expand_epilogue): Emit blockage
4241 before sp restoration even when total_size is 0, but
4242 frame_pointer_needed.
4244 2007-09-12 Bob Wilson <bob.wilson@acm.org>
4246 * config/xtensa/xtensa.c (machine_function): Add vararg_a7_copy.
4247 (xtensa_copy_incoming_a7): Use start_sequence instead of
4248 push_to_sequence. Stash insns in vararg_a7_copy for builtin_saveregs.
4249 (xtensa_builtin_saveregs): Place code from vararg_a7_copy at the start
4250 of the saveregs sequence.
4252 2007-09-12 Richard Sandiford <richard@codesourcery.com>
4254 * c-tree.h (grokfield): Add a "tree *" argument.
4255 * c-decl.c (grokdeclarator): Take a pointer to the decl's attributes.
4256 Chain nested decl attributes to it. Don't call decl_attributes here.
4257 (groktypename): Pass grokdeclarator a pointer to the attribute list.
4258 (start_decl, grokparm, push_parm_decl, start_function): Likewise.
4259 (grokfield): Take a pointer to the decl's attributes and pass
4260 it to grokdeclarator.
4261 * c-parser.c (c_parser_struct_declaration): Update the calls to
4262 grokfield. Call decl_attributes for anonymous struct and union
4265 2007-09-12 Jan Hubicka <jh@suse.cz>
4267 * c-objc-common.h (LANG_HOOKS_CALLGRAPH_EXPAND_FUNCTION): Kill.
4269 2007-09-12 Ira Rosen <irar@il.ibm.com>
4271 PR tree-optimization/32377
4272 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Distinguish
4273 between positive and negative dependence distance using DDR_REVERSED_P.
4275 2007-09-12 Dorit Nuzman <dorit@il.ibm.com>
4277 PR tree-optimization/33373
4278 * tree-vect-analyze (vect_determine_vectorization_factor): Call
4279 TREE_INT_CST_LOW when comparing TYPE_SIZE_UNIT.
4281 2007-09-12 Jan Hubicka <jh@suse.cz>
4284 * i386.md (floatsisf2_mixed_memory, floatsisf2_sse_memory): Disable
4287 2007-09-12 Christian Bruel <christian.bruel@st.com>
4289 * sh.h (SH_DBX_REGISTER_NUMBER): Added fpscr, fixed sr/gbr regs.
4290 * linux-unwind.h (SH_DWARF_FRAME_GBR): fixed.
4292 2007-09-12 Ira Rosen <irar@il.ibm.com>
4294 * tree-vect-transform.c (vect_get_slp_defs): Don't build a vector
4295 for oprnd1 if not required.
4296 (vectorizable_operation): Use scalar operand in SLP in case of
4297 shift with scalar argument.
4299 2007-09-12 Ira Rosen <irar@il.ibm.com>
4301 * params.def (PARAM_MIN_VECT_LOOP_BOUND): Change default and minimum
4304 2007-09-11 James E. Wilson <wilson@specifix.com>
4306 * defaults.h (DWARF2_UNWIND_INFO): Don't define if
4307 TARGET_UNWIND_INFO is defined.
4308 * config/ia64/ia64.h (INCOMING_RETURN_ADDR_RTX): Delete undef
4311 2007-09-12 Kaz Kojima <kkojima@gcc.gnu.org>
4313 * config/sh/sh.c (calc_live_regs): Use
4314 current_function_saves_all_registers instead of
4315 current_function_has_nonlocal_label.
4316 (sh_allocate_initial_value): Likewise.
4317 (sh_get_pr_initial_val): Likewise.
4318 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Likewise.
4319 * config/sh/sh.md (load_ra): Likewise.
4321 2007-09-12 Hans-Peter Nilsson <hp@axis.com>
4323 * config/cris/t-linux (LIMITS_H_TEST): Only define if not inhibit_libc.
4326 * config/cris/cris.c (cris_expand_pic_call_address): Fix typo in
4327 GET_CODE (x) == CONST_INT to CONST_INT_P (x) transformation.
4329 2007-09-12 Sa Liu <saliu@de.ibm.com>
4331 * config/spu/spu.c (spu_emit_branch_or_set): Handle NaN values as
4332 operands to DFmode GE or LE compares.
4334 2007-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
4336 * config/bfin/bfin.h (enum reg_class, REG_CLASS_CONTENTS,
4337 REG_CLASS_NAMES): Add P0REGS.
4338 (REGNO_REG_CLASS): Return it where appropriate.
4339 (REG_CLASS_FROM_CONSTRAINT): Add 'qA'.
4340 (CLASS_LIKELY_SPILLED_P): P0REGS is likely_spilled.
4341 * doc/md.texi (Blackfin family): Document 'q' constraints.
4343 2007-09-11 Steve Kenton <skenton@ou.edu>
4345 * pa/linux-unwind.h: Guard with inhibit_libc.
4346 * pa/hpux-unwind.h: Likewise.
4348 2007-09-11 David Daney <ddaney@avtrex.com>
4350 * doc/invoke.texi: Document new MIPS -mllsc and -mno-llsc options.
4351 * doc/install.texi: Document new --with-llsc and --without-llsc
4353 * config.gcc: Handle --with-llsc and --without-llsc configure options.
4354 * config/mips/mips.md (sync, memory_barrier): Wrap sync instrunction
4355 in %| and %- operand codes. Depend on GENERATE_SYNC instead of
4357 (sync_compare_and_swap<mode>, sync_add<mode>, sync_sub<mode>,
4358 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
4359 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
4360 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
4361 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Depend on
4362 GENERATE_LL_SC instead of ISA_HAS_LL_SC.
4363 * config/mips/mips.opt (mllsc): New option.
4364 * config/mips/mips.c (mips_llsc): Define variable.
4365 (mips_handle_option): Handle mllsc option.
4366 (override_options): Set mips_print_operand_punct for '|' and '-'.
4367 (print_operand): Add new %| and %- operand codes.
4368 * config/mips/mips.h (mips_llsc_setting): New enum type.
4369 (mips_llsc): Declare.
4370 (OPTION_DEFAULT_SPECS): Add llsc handling.
4371 (GENERATE_SYNC): New macro.
4372 (GENERATE_LL_SC): New macro.
4373 (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP, MIPS_SYNC_OLD_OP,
4374 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
4375 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): Wrap instructions
4376 in %| and %- operand codes.
4378 2007-09-11 Eric Botcazou <ebotcazou@adacore.com>
4380 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Deal with
4381 TYPE_NONALIASED_COMPONENT like with DECL_NONADDRESSABLE_P.
4383 2007-09-11 Jason Merrill <jason@redhat.com>
4386 * stor-layout.c (layout_decl): Do pack variable size fields.
4388 2007-09-11 Maxim Kuvyrkov <maxim@codesourcery.com>
4390 * config/m68k/predicates.md (movsi_const0_operand,
4391 non_symbolic_call_operand): New predicates.
4393 * config/m68k/constraints.md (Cs, Ci, C0, Cj, CQ, CW, CZ, CS, Ap, Ac):
4395 * doc/md.texi (Constraints for Particular Machines: Motorola 680x0):
4396 Document constraints N, O, P, R, S, T, Q, U, W, Cs, Ci, C0, Cj, CQ,
4397 CW, CZ, CS, Ap and Ac.
4399 * config/m68k/m68k.md (UNSPEC_IB): New constant.
4400 (constraints.md): New include.
4401 (cpu, type, type1, opx, opy, opx_type, opy_type, size, opx_access,
4402 opx_mem, opy_mem, op_mem, guess, split): New attributes.
4403 (movdf_internal): Name pattern. Fix to use alternatives. Add split.
4405 (pushdi): Add split.
4406 (tstsi_internal): Name pattern. Fix to use alternatives. Specify
4407 attributes. Split tstsi_internal_68020_cf from it.
4408 (tstsi_internal_68020_cf): New pattern.
4409 (tsthi_internal, tstqi_internal): Name pattern. Specify attributes.
4410 (tst<mode>_cf): Specify attributea.
4411 (cmpsi_cf): Name pattern. Specify attributes.
4412 (cmp<mode>_68881, cmp<mode>_cf): Specify type attribute.
4413 (pushexthisi_const): Fix to use alternatives. Specify
4415 (movsi_const0): Split movsi_const0_68000_10 and movsi_const0_68040_60
4416 from it. Fix to use alternatives. Specify attributes.
4417 (movsi_const0_68040_10, movsi_const0_68040_60): New patterns.
4418 (movsi_cf, movstrictqi_cf): Fix to use alternatives. Specify
4420 (movsf_cf_soft): Specify attributes.
4421 (movdf_cf_soft): Add split.
4422 (pushasi, zero_extendhisi2_cf, zero_extendqisi2_cfv4,
4423 cfv4_extendhisi2, 68k_extendhisi2, extendqihi2, cfv4_extendqisi2,
4424 68k_extendqisi2, truncdfsf2_cf): Specify attributes.
4425 (truncdfsf2_68881): Name pattern. Specify attributes.
4426 (floatsi<mode>2_cf, floathi<mode>2_68881, floathi<mode>2_cf,
4427 floatqi<mode>2_68881, floatqi<mode>2_cf, ftrunc<mode>2_cf,
4428 fix<mode>qi2_cf, fix<mode>hi2_cf, fix<mode>si2_cf, adddi_dishl32):
4430 (addsi3_5200): Fix to use alternatives. Specify attributes.
4432 (add<mode>3_cf, subdi_dishl32): Specify attributes.
4433 (subsi3): Add alternative for subq.l. Specify attributes.
4434 (sub<mode>3_cf, mulhi3, mulhisi3): Specify attributes.
4435 (mulhisisi3_s, mulsi3_68020, mulsi3_cf): Name pattern. Specify
4437 (umulhisi3): Specify attributes.
4438 (mulhisisi3_z): Name pattern. Specify attributes.
4439 (fmul<mode>3_cf, div<mode>3_cf, negsi2_internal, negsi2_5200,
4440 sqrt<mode>2_68881, clzsi2, one_cmplsi2_5200, subreghi1ashrdi_const32,
4441 subregsi1ashrdi_const32, ashrsi3, subreg1lshrdi_const32, lshrsi3,
4442 bsetmemqi): Specify attributes.
4443 (bsetmemqi_ext): Name pattern. Specify attributes.
4444 (bclrmemqi): Specify attributes.
4445 (bclrmemqi_ext, scc, sls): Name pattern. Specify attributes.
4446 (beq, bne, bgt, bgtu, blt, bltu, bge, bgeu, ble, bleu): Specify
4448 (beq2, bne2, bgt2, bgtu2, blt2, bltu2, bge2, bgeu2, ble2, bleu2): Name
4449 pattern. Specify attributes.
4450 (jump): Specify attributes.
4451 (tablejump_internal): Name pattern. Specify attributes.
4452 (call_value): Split into non_symbolic_call_value,
4453 symbolic_call_value_jsr, symbolic_call_value_bsr. Fix to use
4454 alternatives. Specify attributes.
4455 (non_symbolic_call_value, symbolic_call_value_jsr,
4456 symbolic_call_value_bsr): New patterns.
4457 (nop, return, unlink, indirect_jump): Specify attributes.
4458 (trap): Fix condition. Specify attributes.
4461 * config/m68k/m68k.c (m68k_symbolic_call_var): New variable.
4462 (override_options): Initialize it. Initialize m68k_sched_cpu.
4463 (CONST_METHOD): Rename to M68K_CONST_METHOD, move to m68k.h.
4464 (const_method): Make global, rename to m68k_const_method.
4465 (const_int_cost, output_move_const_into_data_reg): Update.
4466 (output_move_double): Parametrize to emit rtl code, rename to
4468 (output_reg_adjust, emit_reg_adjust, output_compadr, output_movsi,
4469 emit_movsi): New static functions.
4470 (output_move_double): New function with semantics of old
4472 (m68k_emit_move_double): New function.
4473 (m68k_sched_cpu): New variable.
4474 (attr_op_type): New enum.
4475 (sched_guess_p): New variable.
4476 (sched_address_type, sched_operand_type, sched_attr_op_type):
4477 New static functions.
4478 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type,
4479 m68k_sched_attr_size, m68k_sched_attr_op_mem): New functions.
4480 (sched_branch_type): New static variable.
4481 (m68k_sched_branch_type): New function.
4482 * config/m68k/m68k.h (M68K_SYMBOLIC_CALL): New enum.
4483 (m68k_symbolic_call_var): Declare.
4484 (M68K_CONST_METHOD): Rename from CONST_METHOD. Move here from m68k.c.
4485 (m68k_const_method, m68k_emit_move_double, m68k_sched_cpu,
4486 m68k_sched_attr_opx_type, m68k_sched_attr_opy_type,
4487 m68k_sched_attr_size, m68k_sched_attr_op_mem, m68k_sched_branch_type):
4490 2007-09-11 Jakub Jelinek <jakub@redhat.com>
4492 * builtins.def (BUILT_IN_VA_ARG_PACK_LEN): New builtin.
4493 * builtins.c (expand_builtin) <case BUILT_IN_VA_ARG_PACK_LEN>: Issue
4494 error if __builtin_va_arg_pack_len () wasn't optimized out during
4496 * tree-inline.c (copy_bb): Replace __builtin_va_arg_pack_len ()
4497 with the number of inline's anonymous arguments.
4498 * doc/extend.texi: Document __builtin_va_arg_pack_len ().
4500 2007-09-11 Zdenek Dvorak <ook@ucw.cz>
4502 * fold-const.c (extract_muldiv_1): Do not simplify
4505 2007-09-11 Jan Hubicka <jh@suse.cz>
4507 * i386.h (ix86_tune_indices): Add X86_TUNE_INTER_UNIT_CONVERSIONS.
4508 (TARGET_INTER_UNIT_CONVERSIONS): New.
4509 * i386.md (floatsi expanders): Remove redundant check for SImode
4510 source; offload to memory when asked for.
4511 (floatsisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse
4512 floatdisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse):
4514 (floatsisf2_mixed_memory, floatsisf2_sse_memory,
4515 floatsidf2_mixed_memory, floatsidf2_sse_memory
4516 floatdisf2_mixed_memory, floatsisf2_sse_memory,
4517 floatsidf2_mixed_memory, floatsidf2_sse_memory): New.
4519 2007-09-11 Jan Hubicka <jh@suse.cz>
4521 * toplev.c (process_options): all frontends now do unit-at-a-time.
4522 * cgraphunit.c: update comments.
4523 (cgraph_expand_function): call passmanager dirrectly; emit thunks.
4524 * c-decl.c (finish_function): use cgraph_add_new_function.
4525 * function.c (expand_function_end): We are always unit-at-a-time.
4527 2007-09-11 Richard Sandiford <richard@codesourcery.com>
4529 * config/mips/mips.c (mips_set_mips16_mode): Use separate anchor
4530 settings for MIPS16.
4531 (mips_use_anchors_for_symbol_p): Use default_use_anchors_for_symbol_p.
4533 2007-09-11 Richard Sandiford <richard@codesourcery.com>
4535 * config/mips/mips.c (mips_symbol_insns_1): Allow LEAs of
4536 SYMBOL_FORCE_TO_MEM constants.
4537 (mips_rtx_costs): Give a cost of 1 to force_to_mem_operands.
4538 (mips16_rewrite_pool_refs_info): New structure.
4539 (mips16_rewrite_pool_constant): New function, split out from...
4540 (mips16_rewrite_pool_refs): ...here. Take a pointer to a
4541 mips16_rewrite_pool_refs_info structure rather than a pointer
4542 to a constant pool. Force force_to_mem_operands into memory.
4543 (mips16_lay_out_constants): Update call to mips16_rewrite_pool_refs.
4544 * config/mips/predicates.md (force_to_mem_operand): New predicate.
4545 * config/mips/constraints.md (kf): New constraint.
4546 * config/mips/mips.md (*movdi_64bit_mips16): Add a d <- kf alternative.
4547 (*movsi_mips16): Likewise.
4549 2007-09-11 Richard Sandiford <richard@codesourcery.com>
4550 Nigel Stephens <nigel@mips.com>
4551 David Ung <davidu@mips.com>
4553 * config/mips/mips.h (CONSTANT_POOL_COST): Move to...
4554 * config/mips/mips.c: ...here and set to 4 for TARGET_MIPS16.
4555 (mips16_constant_cost, mips_immediate_operand_p, mips_binary_cost)
4556 (mips_fp_mult_cost, mips_fp_div_cost, mips_sign_extend_cost)
4557 (mips_zero_extend_cost): New functions.
4558 (mips_rtx_costs): Treat COMPARE constants as having zero cost.
4559 Use the new functions. Tweak many cost estimates, both here
4560 and in the new subroutines. Return false when the cost of the
4561 operands has not been calculated. Check for *clear_upper32.
4562 Check for floating-point multiply-add, reciprocal and rsqrt
4563 patterns. Handle comparison and rotation codes.
4565 2007-09-11 Danny Smith <dannysmith@users.sourceforge.net>
4567 * config/i386/cygming.h (TARGET_STRIP_NAME_ENCODING): Don't
4569 * config/i386/i386.c (get_dllimport_decl): Don't strip
4572 2007-09-10 Janis Johnson <janis187@us.ibm.com>
4575 * config/dfp-bit.c: Don't skip TFmode conversions; move strto*
4576 declarations to top.
4577 (DFP_TO_BFP): Use for either XFmode or TFmode.
4578 (BFP_TO_DFP): Use for either XFmode or TFmode; always use cast
4580 * config/dfp-bit.h: Include float.h.
4581 (LONG_DOUBLE_HAS_XF_MODE, LONG_DOUBLE_HAS_TF_MODE): Define if long
4582 double is one of these modes, rather than using LIBGCC_HAS_*F_MODE
4583 which doesn't mean the same thing.
4584 (BFP_KIND): Use 4 to mean TFmode.
4585 (BFP_FMT): Specify the number of decimal digits based on the
4586 number of mantissa digits.
4587 (BFP_VIA_TYPE): Binary float type to use as cast for sprintf.
4588 (BFP_TO_DFP, DFP_TO_BFP): Define names for TFmode variants.
4589 (STR_TO_BFP): Use strtold for XFmode or TFmode.
4590 (TFtype): Define if TFmode is supported.
4591 * doc/libgcc.texi (Decimal float library routines): Document
4592 TF conversion functions.
4594 2007-09-10 Chao-ying Fu <fu@mips.com>
4596 * config/mips/mips.c (mips_scalar_mode_supported_p): Declare.
4597 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
4598 (mips_emit_compare): Process fixed-point modes.
4599 (mips_pad_arg_upward): Support fixed-point types.
4600 (override_options): Allow fixed-point modes in accumulators.
4601 (mips_pass_by_reference): Pass DQ, UDQ, DA, and UDA modes in registers.
4602 (mips_vector_mode_supported_p): Support V2HQmode, V2UHQmode, V2HAmode,
4603 V2UHAmode, V4QQmode, and V4UQQmode when TARGET_DSP.
4604 (mips_scalar_mode_supported_p): New function to accept fixed-point
4605 modes if the width is not greater than two BITS_PER_WORD.
4606 * config/mips/mips.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
4607 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
4608 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
4609 LONG_LONG_ACCUM_TYPE_SIZE): Define.
4610 * config/mips/mips.md ("d"): Update mode attribute for fixed-point
4612 ("IMODE"): New mode attribute.
4613 (mips-fixed.md): Include.
4614 * config/mips/mips-modes.def: Create VECTOR_MODES for FRACT, UFRACT,
4616 * config/mips/mips-fixed.md: New file.
4618 2007-09-11 Ben Elliston <bje@au.ibm.com>
4620 * config/spu/spu.md: Formatting fixes.
4622 2007-09-10 Janis Johnson <janis187@us.ibm.com>
4624 * config/dfp-bit.c (dfp_unary_func): Delete.
4625 (dfp_unary_op): Delete.
4626 (dfp_binary_op): Use decFloat functions instead of decNumber
4627 functions for binary operations.
4628 (d32_binary_op): Convert 32-bit operands to 64 bits for evaluation.
4629 (dnn_binary_op): Call dfp_binary_op with decFloat rather than
4631 (dfp_compare_op): Use decFloat functions insteadof decNumber
4632 functions for comparisons.
4633 (d32_compare_op): Convert 32-bit operands to 64 bits for evaluation.
4634 (dnn_binary_op): Call dfp_compare_op with decFloat rather than
4636 (DFP_ADD, DFP_SUB, DFP_MULTIPLE, DFP_DIVIDE): Use macros for
4637 call to dxx_binary_op and decFloat function.
4638 (DFP_EQ, DFP_NE, DFP_LT, DFP_GT, DFP_LE, DFP_GE): Use macros for
4639 calls to dxx_binary_op and decFloat function.
4640 * config/dfp-bit.h: Include decFloat header files.
4641 (decFloat, DFP_BINARY_OP, DFP_COMPARE_OP, DEC_FLOAT_ADD,
4642 DEC_FLOAT_SUBTRACT, DEC_FLOAT_MULTIPLY, DEC_FLOAT_DIVIDE,
4643 DEC_FLOAT_COMPARE, DEC_FLOAT_IS_ZERO, DEC_FLOAT_IS_NAN,
4644 DEC_FLOAT_IS_SIGNED: Define for each of 3 operand widths.
4646 2007-09-10 Harsha Jagasia <harsha.jagasia@amd.com>
4647 Jan Sjodin <jan.sjodin@amd.com>
4649 * tree-vect-analyze.c (vect_analyze_operations): Change
4650 comparison of loop iterations with threshold to less than
4651 or equal to instead of less than. Reduce
4652 min_scalar_loop_bound by one.
4653 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
4654 Change prologue and epilogue iterations estimate to vf/2,
4655 when unknown at compile-time. Change versioning guard
4656 cost to taken_branch_cost. If peeling for alignment is
4657 unknown at compile-time, change peel guard costs to one
4658 taken branch and one not-taken branch per peeled loop.
4659 If peeling for alignment is known but number of scalar loop
4660 iterations is unknown at compile-time, change peel guard
4661 costs to one taken branch per peeled loop. Change the cost
4662 model equation to consider vector iterations as the loop
4663 iterations less the prologue and epilogue iterations.
4664 Change outside vector cost check to less than or equal to
4665 zero instead of equal to zero.
4666 (vect_do_peeling_for_loop_bound): Reduce
4667 min_scalar_loop_bound by one.
4668 * tree-vectorizer.h: Add TARG_COND_TAKEN_BRANCH_COST and
4669 TARG_COND_NOT_TAKEN_BRANCH_COST.
4670 * config/i386/i386.h (processor_costs): Add
4671 scalar_stmt_cost, scalar_load_cost, scalar_store_cost,
4672 vec_stmt_cost, vec_to_scalar_cost, scalar_to_vec_cost,
4673 vec_align_load_cost, vect_unalign_load_cost,
4674 vec_store_cost, cond_taken_branch_cost,
4675 cond_not_taken_branch_cost.
4676 Define macros for x86 costs.
4677 * config/i386/i386.c:
4678 (size_cost): Set scalar_stmt_cost, scalar_load_cost,
4679 scalar_store_cost, vec_stmt_cost, vec_to_scalar_cost,
4680 scalar_to_vec_cost, vec_align_load_cost,
4681 vect_unalign_load_cost, vec_store_cost,
4682 cond_taken_branch_cost, cond_not_taken_branch_cost to one.
4683 (i386_cost, i486_cost, pentium_cost, pentiumpro_cost,
4684 geode_cost, k6_cost, athlon_cost, pentium4_cost, nocona_cost,
4685 core2_cost, generic64_cost, generic32_cost): Set to default
4687 (k8_cost, amdfam10_cost): Costs for vectorization tuned.
4688 (x86_builtin_vectorization_cost): New.
4690 2007-09-10 Janis Johnson <janis187@us.ibm.com>
4691 Ben Elliston <bje@au.ibm.com>
4693 * dfp.c: Include decimal128Local.h;
4694 (dfp_byte_swap): Remove.
4695 (encode_decimal32, decode_decimal32): Don't handle endianness.
4696 (encode_decimal64, decode_decimal64): Ditto.
4697 (encode_decimal128, decode_decimal128): Ditto.
4698 * config/dfp-bit.c (host_to_ieee32, ieee_to_host_32): Ditto.
4700 (host_to_ieee_64, ieee_to_host_64): Don't handle endianness.
4702 (host_to_ieee_128, ieee_to_host_128): Don't handle endianness.
4703 * Makefile.in (DECNUM_H): Add decimal128Local.h.
4705 2007-09-10 David Daney <ddaney@avtrex.com>
4707 * config/mips/mips.md (UNSPEC_MEMORY_BARRIER): New entry in
4709 (memory_barrier): Rewrote as an insn that clobbers memory.
4711 2007-09-10 Richard Sandiford <richard@codesourcery.com>
4713 * config/mips/mips.c (mips_global_pointer): Check
4714 call_really_used_regs instead of call_used_regs.
4715 (mips_save_reg_p): Likewise. Save all call-saved registers
4716 if current_function_saves_all_registers. Fix indentation.
4717 No longer treat $18 as a special case.
4718 (compute_frame_size): Guard FPR loop with TARGET_HARD_FLOAT.
4720 2007-09-10 Richard Sandiford <richard@codesourcery.com>
4722 * config/mips/mips.h (MIPS_ARCH_FLOAT_SPEC): New macro.
4723 * config/mips/mips.c (mips_cpu_info_table): Mention it in the
4724 the introductory comment.
4725 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Delete.
4726 (override_options): Don't test for it.
4727 * config/mips/sde.h (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Delete.
4728 (DRIVER_SELF_SPECS): Add MIPS_ARCH_FLOAT_SPEC.
4729 * config/mips/vr.h: As for config/mips/sde.h.
4731 2007-09-10 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
4732 Revital Eres <eres@il.ibm.com>
4734 * target.h (struct gcc_target.sched): New field: sms_res_mii.
4735 (struct ddg): Define.
4736 * target-def.h (TARGET_SCHED_SMS_RES_MII): Define.
4737 (TARGET_SCHED): Add TARGET_SCHED_SMS_RES_MII.
4738 * config/spu/spu.c: Include ddg.h.
4739 (TARGET_SCHED_SMS_RES_MII): Define.
4740 (spu_sms_res_mii): New function to calculate mii.
4741 * modulo-sched (res_MII): Use it.
4742 * doc/tm.texi: Document TARGET_SCHED_SMS_RES_MII.
4744 2007-09-10 Andreas Krebbel <krebbel1@de.ibm.com>
4746 * config/s390/s390.c (s390_dump_pool): Create copy of constant
4747 pool entries since they might hold values that must not be shared.
4749 2007-09-10 Uros Bizjak <ubizjak@gmail.com>
4752 * gcc/config/i386/sse.md (ashr<mode>3): Change op2 mode to SImode.
4753 Use 'N' operand constraint for op2.
4754 (lshr<mode>3): Ditto.
4755 (ashl<mode>3): Ditto.
4756 (vec_shl_<mode>): Use const_0_to_255_mul_8_operand predicate for op2.
4757 (vec_shr_<mode>): Ditto.
4758 * gcc/config/i386/i386.c (ix86_expand_builtin) [IX86_BUILTIN_PSLL?128,
4759 IX86_BUILTIN_PSRA*?128, IX86_BUILTIN_PSRL?128]: Convert op1 to SImode.
4761 2007-09-10 Andreas Krebbel <krebbel1@de.ibm.com>
4763 * config/s390/s390.md ("fixuns_trunc<BFP:mode><GPR:mode>2"):
4764 Change mode macro in the last real_2expN parameter to uppercase.
4766 2007-09-10 Michael Matz <matz@suse.de>
4768 * tree-pass.h (pass_cselim): Declare new pass.
4769 * passes.c (init_optimization_passes): Link in pass_cselim.
4770 * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Renamed from
4771 tree_ssa_phiopt; add do_store_elim parameter, handle it by calling
4772 cond_store_replacement.
4773 (condstoretemp): New static variable.
4774 (cond_store_replacement): New function.
4775 (tree_ssa_phiopt, tree_ssa_cs_elim): New wrappers around
4776 tree_ssa_phiopt_worker.
4777 (struct name_to_bb): New.
4778 (get_non_trapping, name_to_bb_hash, name_to_bb_eq, add_or_mark_expr,
4779 nt_init_block, nt_fini_block): New static functions.
4780 (seen_ssa_names, nontrap_set): New static variables.
4781 (gate_cselim, pass_cselim): Define new pass.
4782 * common.opt (ftree-cselim): New flag.
4783 * toplev.c (process_options): Set flag_tree_cselim if required.
4785 2007-09-10 Hans-Peter Nilsson <hp@axis.com>
4787 * simplify-rtx.c (simplify_relational_operation_1): For recent
4788 canonicalization, don't recurse if op1 equals both PLUS arguments.
4790 2007-09-09 David Daney <ddaney@avtrex.com>
4792 * optabs.c (expand_sync_operation): Use plus insn if minus
4794 (expand_sync_fetch_operation): Ditto.
4796 2007-09-09 H.J. Lu <hongjiu.lu@intel.com>
4798 * i386.md (*floatsisf2_mixed_vector): Use cvtdq2ps instead
4800 (*floatsisf2_sse_vector): Likewise.
4802 2007-09-09 Krister Walfridsson <cato@df.lth.se>
4804 * config/netbsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
4806 2007-09-09 H.J. Lu <hongjiu.lu@intel.com>
4808 * config/i386/i386.h (ix86_tune_indices): Rename
4809 X86_USE_VECTOR_CONVERTS to X86_TUNE_USE_VECTOR_CONVERTS.
4810 (TARGET_USE_VECTOR_CONVERTS): Updated.
4811 * config/i386/i386.c: Likewise.
4813 2007-09-09 Sandra Loosemore <sandra@codesourcery.com>
4814 Nigel Stephens <nigel@mips.com>
4816 * doc/invoke.texi (Overall Options): Add .sx file extension
4817 as a synonym for .S.
4818 * cppspec.c (known_suffixes): Likewise.
4819 * gcc.c (default_compilers): Likewise.
4821 2007-09-09 Rask Ingemann Lambertsen <rask@sygehus.dk>
4824 * config/i386/i386.h (CANONICALIZE_COMPARISON): Delete.
4825 * simplify-rtx.c (simplify_relational_operation_1): Add the
4826 canonicalization from i386.h.
4827 * doc/md.texi (Canonicalization of Instructions): Document it.
4829 2007-09-09 Jan Hubicka <jh@suse.cz>
4830 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4832 * i386.h (ix86_tune_indices): Add X86_USE_VECTOR_CONVERTS.
4833 (TARGET_USE_VECTOR_CONVERTS): New.
4834 * i386.md: New post-reload splitters for converting SF to DF and DF to
4836 (floatsi* expander): Special case vector conversions.
4837 (floatsisf2_mixed_vector, floatsisf2_sse_vector_nointernunit,
4838 floatsisf2_sse_vector_internunit, floatsisf2_sse_vector,
4839 floatsidf2_mixed_vector, floatsidf2_sse_vector): New.
4840 (floatsisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse):
4841 Disable when doing vector converts.
4842 (floatsi<mode>2_i387): Disable when
4843 * sse.md (vec_dupv2df): Export.
4844 * i386.c (ix86_tune_features): Enable SSE conversions.
4846 2007-09-09 Richard Guenther <rguenther@suse.de>
4848 * tree-ssa-operands.c (add_virtual_operand): Only mark
4849 stores as has_volatile_ops if alias information is not available.
4851 2007-09-09 Revital Eres <eres@il.ibm.com>
4853 * doc/contrib.texi: Add myself.
4855 2007-09-09 Ira Rosen <irar@il.ibm.com>
4857 * tree-vectorizer.h (stmt_vinfo_set_inside_of_loop_cost,
4858 stmt_vinfo_set_outside_of_loop_cost): New functions.
4859 * tree-vect-transform.c (vect_get_cost_fields): Remove.
4860 (vect_model_simple_cost): Call
4861 stmt_vinfo_set_inside/outside_of_loop_cost to set the relevant cost
4862 field instead of calling vect_get_cost_fields.
4863 (vect_model_store_cost, vect_model_load_cost): Likewise.
4865 2007-09-09 Revital Eres <eres@il.ibm.com>
4867 * config/rs6000/rs6000.c (paired_init_builtins): Add const
4868 declaration to bdesc_paired_preds variable.
4869 (paired_expand_builtin): Likewise.
4871 2007-09-09 Revital Eres <eres@il.ibm.com>
4873 * dbgcnt.def (sms_sched_loop): New counter.
4874 * modulo-sched.c: Use sms_sched_loop instead of
4875 MAX_SMS_LOOP_NUMBER to determine the maximum number of loops to
4876 perform swing modulo scheduling on. Include dbgcnt.h.
4877 * Makefile.in: Add DBGCNT_H to modulo-sched.o.
4878 * params.def: Remove PARAM_MAX_SMS_LOOP_NUMBER.
4880 2007-09-09 Uros Bizjak <ubizjak@gmail.com>
4882 * config/i386/i386.md (X87MODEF12, SSEMODEF): Remove mode iterators.
4883 Substitute all uses with ...
4884 (MODEF): New mode iterator.
4886 (fix_trunc<mode>_fisttp_i387_1): Remove operand constraints
4887 from pre-regalloc define_insn_and_split splitter pattern.
4888 (*fix_trunc<mode>_i387_1): Ditto.
4889 (*fistdi2_1): Ditto.
4890 (*fist<mode>2_1): Ditto.
4891 (frndintxf2_floor): Ditto.
4892 (*fist<mode>2_floor_1): Ditto.
4893 (frndintxf2_ceil): Ditto.
4894 (*fist<mode>2_ceil_1): Ditto.
4895 (frndintxf2_trunc): Ditto.
4896 (frndintxf2_mask_pm): Ditto.
4898 (prologue): Use (const_int 0) as never generated filler insn.
4900 (sibcall_epilogue): Ditto.
4901 (eh_return_si): Ditto.
4902 (eh_return_di): Ditto.
4904 (add<mode>3): Rename from adddf3 and addsf3. Macroize expander
4905 using MODEF mode iterator.
4906 (sub<mode>3): Rename from subdf3 and subsf3. Macroize expander
4907 using MODEF mode iterator.
4908 (mul<mode>3): Rename from muldf3 and mulsf3. Macroize expander
4909 using MODEF mode iterator.
4910 (nearbyint<mode>2): Rename from nearbyintdf2 and nearbyintsf2.
4911 Macroize expander using MODEF mode iterator.
4913 (zero_extendsidi2): Remove operand constraints from expander.
4914 (smuldi3_highpart): Ditto.
4915 (indirect_jump): Ditto.
4918 * config/i386/sse.md (storentv4sf): Ditto.
4919 (storentv2df): Ditto.
4920 (storentv2di): Ditto.
4922 (sse2_cvtpd2ps): Ditto.
4923 (vec_interleave_highv16qi): Ditto.
4924 (vec_interleave_lowv16qi): Ditto.
4925 (vec_interleave_highv8hi): Ditto.
4926 (vec_interleave_lowv8hi): Ditto.
4927 (vec_interleave_highv4si): Ditto.
4928 (vec_interleave_lowv4si): Ditto.
4929 (vec_interleave_highv2di): Ditto.
4930 (vec_interleave_lowv2di): Ditto.
4931 (sse2_maskmovdqu): Ditto.
4932 * config/i386/mmx.md (mmx_maskmovq): Ditto.
4934 2007-09-09 Ira Rosen <irar@il.ibm.com>
4936 * tree-vectorizer.h (enum vect_def_type): Start enumeration from 1.
4937 (struct _slp_tree, struct _slp_instance): Define new data structures
4938 along macros for their access.
4939 (struct _loop_vec_info): Define new fields: strided_stores,
4940 slp_instances, and slp_unrolling_factor along macros for their access.
4941 (enum slp_vect_type): New.
4942 (struct _stmt_vec_info): Define new field, slp_type, and macros for
4944 (STMT_VINFO_STRIDED_ACCESS): New macro.
4945 (vect_free_slp_tree): Declare.
4946 (vectorizable_load): Add an argument of type slp_tree.
4947 (vectorizable_store, vectorizable_operation, vectorizable_conversion,
4948 vectorizable_assignment): Likewise.
4949 (vect_model_simple_cost, vect_model_store_cost, vect_model_load_cost):
4950 Declare (make extern).
4951 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
4952 (new_loop_vec_info): Likewise.
4953 (destroy_loop_vec_info): Free memory allocated for SLP structures.
4954 * tree-vect-analyze.c: Include recog.h.
4955 (vect_update_slp_costs_according_to_vf): New.
4956 (vect_analyze_operations): Add argument for calls to vectorizable_ ()
4957 functions. For not pure SLP stmts with strided access check that the
4958 group size is power of 2. Update the vectorization factor according to
4959 SLP. Call vect_update_slp_costs_according_to_vf.
4960 (vect_analyze_group_access): New.
4961 (vect_analyze_data_ref_access): Call vect_analyze_group_access.
4962 (vect_free_slp_tree): New functions.
4963 (vect_get_and_check_slp_defs, vect_build_slp_tree, vect_print_slp_tree,
4964 vect_mark_slp_stmts, vect_analyze_slp_instance, vect_analyze_slp,
4965 vect_make_slp_decision, vect_detect_hybrid_slp_stmts,
4966 vect_detect_hybrid_slp): Likewise.
4967 (vect_analyze_loop): Call vect_analyze_slp, vect_make_slp_decision
4968 and vect_detect_hybrid_slp.
4969 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Take
4970 SLP costs into account.
4971 (vect_get_cost_fields): New function.
4972 (vect_model_simple_cost): Make extern, add SLP parameter and handle
4974 (vect_model_store_cost, vect_model_load_cost): Likewise.
4975 (vect_get_constant_vectors): New function.
4976 (vect_get_slp_vect_defs, vect_get_slp_defs,
4977 vect_get_vec_defs_for_stmt_copy, vect_get_vec_defs_for_stmt_copy,
4978 vect_get_vec_defs): Likewise.
4979 (vectorizable_reduction): Don't handle SLP for now.
4980 (vectorizable_call): Don't handle SLP for now. Add argument to
4981 vect_model_simple_cost.
4982 (vectorizable_conversion): Handle SLP (call vect_get_vec_defs to
4983 get SLPed and vectorized defs). Fix indentation and spacing.
4984 (vectorizable_assignment): Handle SLP.
4985 (vectorizable_induction): Don't handle SLP for now.
4986 (vectorizable_operation): Likewise.
4987 (vectorizable_type_demotion): Add argument to
4988 vect_model_simple_cost.
4989 (vectorizable_type_promotion): Likewise.
4990 (vectorizable_store, vectorizable_load): Handle SLP.
4991 (vectorizable_condition): Don't handle SLP for now.
4992 (vect_transform_stmt): Add a new argument for SLP. Check that there is
4993 no SLP transformation required for unsupported cases. Add SLP
4994 argument for supported cases.
4995 (vect_remove_stores): New function.
4996 (vect_schedule_slp_instance, vect_schedule_slp): Likewise.
4997 (vect_transform_loop): Schedule SLP instances.
4998 * Makefile.in: (tree-vect-analyze.o): Depend on recog.h.
5000 2007-09-09 Andrew Haley <aph@redhat.com>
5002 * optabs.c (sign_expand_binop): Set libcall_gen = NULL in the fake
5005 2007-09-09 Hans-Peter Nilsson <hp@axis.com>
5007 Divide REG_LABEL notes into REG_LABEL_OPERAND and REG_LABEL_TARGET.
5008 * doc/rtl.texi (Insns): Specify when a label_ref makes a jump_insn.
5009 Similar for what label_refs can go in the JUMP_TARGET field. Split
5010 REG_LABEL documentation into REG_LABEL_TARGET and REG_LABEL_OPERAND.
5011 * reload.c (find_reloads): Generate REG_LABEL_OPERAND, not
5012 REG_LABEL when replacing an operand with a LABEL_REF for a
5014 (subst_reloads): When replacing a LABEL_REG with a register,
5015 instead of generating a REG_LABEL note, assert that there already
5016 is one or that the label is a known target for the insn.
5017 * rtlanal.c (computed_jump_p): Instead of looking for a REG_LABEL
5018 note, check the JUMP_LABEL field. Remove "else" after return.
5019 * reorg.c (emit_delay_sequence): Replace case for REG_LABEL with
5020 cases for REG_LABEL_OPERAND and REG_LABEL_TARGET.
5021 (fill_slots_from_thread): Handle both REG_LABEL_OPERAND and
5022 REG_LABEL_TARGET notes, including the JUMP_TARGET field on JUMP_P
5023 insns. Iterate over all notes; don't assume there's only one.
5024 * cse.c (recorded_label_ref): Adjust comment to refer to
5026 (cse_extended_basic_block): Do LABEL_REF check for all INSN_P
5027 insns, not just NONJUMP_INSN_P.
5028 (check_for_label_ref): For JUMP_P insns, check that the LABEL_REF
5029 isn't a jump target.
5030 * jump.c (rebuild_jump_labels): Adjust head comment.
5031 (init_label_info): Ditto. Remove REG_LABEL_OPERAND notes only;
5032 don't reset REG_LABEL_TARGET notes, including the JUMP_LABEL field.
5033 (mark_all_labels): For JUMP_P insns without a target, check if the
5034 the target is noted on the previous nonjump insn.
5035 (mark_jump_label_1): New function, guts from mark_jump_label.
5036 <case IF_THEN_ELSE>: Handle first operand as a non-target when
5037 marking jump target labels.
5038 <case LABEL_REF>: Adjust for whether to generate a
5039 REG_LABEL_TARGET or a REG_LABEL_OPERAND note.
5040 For 'E' format rtl, iterate in descending element order.
5041 (delete_related_insns): Handle both REG_LABEL_TARGET and
5042 REG_LABEL_OPERAND notes. For JUMP_P insns with labels with zero
5043 reference count, delete and fallthrough. Move finding-next-
5044 non-deleted insn last in the function. Look at all INSN_P insns
5045 for REG_LABEL_OPERAND notes.
5046 (redirect_jump_2): Assert that OLABEL equals the old JUMP_LABEL of
5048 * print-rtl.c (print_rtx): For JUMP_P insns and a non-NULL
5049 JUMP_LABEL, output the INSN_UID of it.
5050 * gcse.c: Adjust comments as appropriate to say REG_LABEL_OPERAND
5051 and/or REG_LABEL_TARGET.
5052 (add_label_notes): Only add REG_LABEL_OPERAND notes. Put in line
5053 with jump.c copy by only adding notes for labels actually
5054 referenced in the insn.
5055 * emit-rtl.c (try_split): Don't assume only NONJUMP_INSN_P need
5056 usage count increment; handle all INSN_P trial insns.
5057 (emit_copy_of_insn_after): Change to not copy REG_LABEL_OPERAND
5059 * rtl.h (struct rtx_def) <volatil>: Adjust to mention
5060 REG_LABEL_TARGET and REG_LABEL_OPERAND.
5061 (LABEL_REF_NONLOCAL_P): Allow REG_LABEL_TARGET and
5063 * combine.c (distribute_notes): Adjust for REG_LABEL_TARGET on
5064 JUMP_P insns and REG_LABEL_OPERAND everywhere.
5065 * sched-rgn.c (is_cfg_nonregular): Check for REG_LABEL_OPERANDS
5066 on all INSN_P insns.
5067 * reg-notes.def (LABEL_TARGET, LABEL_OPERAND): Split from LABEL.
5068 * cfgrtl.c (delete_insn): Adjust to handle REG_LABEL_TARGET and
5069 REG_LABEL_OPERAND notes.
5070 * reload1.c (calculate_needs_all_insns): Adjust comments.
5071 (set_label_offsets): Adjust to look for REG_LABEL_OPERAND notes.
5072 * config/alpha/alpha.md (split for load of an address into a
5073 four-insn sequence on Unicos/Mk): Adjust to use
5075 * config/sh/sh.md (sh_reorg, final_prescan_insn): Ditto.
5077 2007-09-09 Laurynas Biveinis <laurynas.biveinis@gmail.com>
5080 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
5081 * regrename.c (copyprop_hardreg_forward_1): New variable next. Use
5082 FOR_BB_INSNS_SAFE instead of for loop.
5083 * cse.c (cse_extended_basic_block): Likewise.
5084 * postreload.c (reload_cse_regs_1): New variable next. Make sure
5085 that the for loop does not invoke NEXT_INSN on a deleted insn.
5086 * function.c (instantiate_virtual_regs): Likewise.
5087 * lower-subreg.c (remove_retval_note): Likewise.
5088 (decompose_multiword_subregs): Use FOR_BB_INSNS_SAFE instead of
5090 * emit-rtl.c (remove_insn): Set NEXT_INSN and PREV_INSN to NULL on
5092 * cfgrtl.c (delete_insn): Set JUMP_LABEL to NULL on a deleted
5093 insn, if it's a jump.
5094 (try_redirect_by_replacing_jump): New variable jump_p. Call
5095 tablejump_p before delete_insn_chain.
5096 * reload1.c (reload): New variable next. Make sure that the for
5097 loop does not invoke NEXT_INSN on a deleted insn.
5098 (fixup_eh_region_note): Make the loop terminate if i becomes NULL.
5099 (delete_output_reload): New variable prev. Make sure the the for
5100 loops do not invoke PREV_INSN on a deleted insn.
5102 2007-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5104 * pa/constraints.md: Remove 'X' from unused letters comment.
5106 2007-09-08 Richard Guenther <rguenther@suse.de>
5108 * tree-tailcall.c (find_tail_calls): If we don't have aliases
5109 computed check stmt_ann->references_memory instead of counting
5112 2007-09-08 Segher Boessenkool <segher@kernel.crashing.org>
5114 * cse.c (fold_rtx): Use validate_unshare_change() instead of
5115 validate_change() in one more case.
5117 2007-09-08 Zdenek Dvorak <ook@ucw.cz>
5119 PR tree-optimization/32283
5120 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Use
5121 estimated_loop_iterations.
5122 (determine_use_iv_cost_condition): Decrease cost of expressions
5123 used in iv elimination.
5125 2007-09-08 Richard Guenther <rguenther@suse.de>
5127 * tree-cfg.c (verify_gimple_expr): Avoid building new
5128 pointer types, use TYPE_POINTER_TO if available instead.
5130 2007-09-08 Uros Bizjak <ubizjak@gmail.com>
5133 PR rtl-optimization/26449
5134 * config/i386/sse.md (mulv4si3): Do not expand sse2 sequence.
5135 (*sse2_mulv4si3): New define_insn_and_split pattern. Split insn in
5137 (mulv16qi3): Implement as define_insn_and_split pattern instead of
5138 define_expand. Split insn in split1 pass.
5141 2007-09-08 Dorit Nuzman <dorit@il.ibm.com>
5143 PR tree-optimization/33301
5144 * tree-vect-analyze (analyze_operations): Look at the type of the rhs
5147 2007-09-07 Zdenek Dvorak <ook@ucw.cz>
5149 PR tree-optimization/32183
5150 * Makefile.in (tree-ssa-reassoc.o): Also depend on $(CFGLOOP_H).
5152 * tree-ssa-reassoc.c: Include cfgloop.h.
5153 (is_reassociable_op): Add a loop argument and return true only
5155 (linearize_expr): Updated.
5156 (should_break_up_subtract): Likewise.
5157 (linearize_expr_tree): Likewise.
5158 (init_reassoc): Call loop_optimizer_init with
5159 AVOID_CFG_MODIFICATIONS. Remove calculate_dominance_info call
5160 with CDI_DOMINATORS.
5161 (fini_reassoc): Call loop_optimizer_finalize.
5163 2007-09-07 Sterling Augustine <sterling@tensilica.com>
5165 * config/xtensa/lib2funcs.S (__xtensa_sync_caches): Use an ISYNC even
5166 if there is no i-cache.
5168 2007-09-07 Richard Guenther <rguenther@suse.de>
5171 2007-09-06 Richard Guenther <rguenther@suse.de>
5173 PR tree-optimization/32586
5174 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
5175 folding if nothing changed.
5176 (simplify_unary_expression): New function. Do tree combining
5177 on conversion like codes.
5178 (try_to_simplify): Call it.
5180 2007-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5183 * gthr-posix.h (__gthread_active_p): Add implementation for hppa-hpux.
5184 (__gthread_active,__gthread_start, __gthread_active_init): New.
5185 * gthr-posix95.h: Likewise.
5187 2007-09-07 Roman Zippel <zippel@linux-m68k.org>
5189 * function.h (struct function): Rename calls_unwind_init
5190 to saves_all_registers.
5191 (current_function_saves_all_registers): Renamed from
5192 current_function_calls_unwind_init.
5193 * reload1.c (reload): Set current_function_saves_all_registers.
5194 * except.c (expand_builtin_unwind_init): Likewise.
5195 * config/m68k/m68k.c (m68k_save_reg): Use
5196 current_function_saves_all_registers to save pic register.
5198 2007-09-07 Janis Johnson <janis187@us.ibm.com>
5200 config/m68k/m68k.c (floating_exact_log2): Update call to real_2expN.
5201 config/s390/s390.md (fixuns_trunc<BFP:mode><GPR:mode>2): Ditto.
5203 Reapply reverted changes:
5205 2007-09-06 Jan Hubicka <jh@suse.cz>
5207 * config/i386.c (ix86_expand_lround, ix86_expand_round): Update call
5210 2007-09-06 Richard Sandiford <richard@codesourcery.com>
5212 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
5213 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
5215 2007-09-05 Janis Johnson <janis187@us.ibm.com>
5217 * optabs.c (expand_float): Convert unsigned integer as signed only
5218 if it provides sufficient accuracy; add mode argument to real_2expN.
5219 (expand_fix): Fix comment typos; extend binary float into mode
5220 wider than destination for converion to unsigned integer; add mode
5221 argument to real_2expN.
5222 * real.c (real_2expN): Add mode argument to special-case decimal
5224 * real.h (real_2expN): Ditto.
5225 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
5227 (fixed_from_string): Ditto.
5228 (fixed_to_decimal): Ditto.
5229 (fixed_convert_from_real): Ditto.
5230 (real_convert_from_fixed): Ditto.
5231 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
5232 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
5233 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
5234 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
5236 2007-09-07 Diego Novillo <dnovillo@google.com>
5238 * tree-flow.h (const_block_stmt_iterator): Remove.
5239 Update all users to use block_stmt_iterator.
5240 * tree-iterator.h (const_tree_stmt_iterator): Remove.
5241 Update all users to use tree_stmt_iterator.
5243 2007-09-07 Sandra Loosemore <sandra@codesourcery.com>
5245 * config/mips/mips.c (mips_set_current_function): Temporarily
5246 make this a no-op to fix bootstrap errors, pending rewrite.
5248 2007-09-07 Jan Hubicka <jh@suse.cz>
5250 * reorg.c (dbr_schedule): Move code removing placeholder USEs later
5253 2007-09-07 Dorit Nuzman <dorit@il.ibm.com>
5255 PR tree-optimization/33299
5256 * tree-vect-transform.c (vect_create_epilog_for_reduction): Update
5257 uses for all relevant loop-exit phis, not just the first.
5259 2007-09-07 Richard Guenther <rguenther@suse.de>
5262 * tree-ssa-operands.c (access_can_touch_variable): An access
5263 of the form (*p)[0] can touch a variable of same size.
5265 2007-09-07 Jan Hubicka <jh@suse.cz>
5267 * passes.c (init_optimization_passes): Add simple dce and addressable
5269 * tree-ssa.c (execute_update_addresses_taken): New function.
5270 (pass_update_address_taken): New.
5271 * tree-ssa-dse.c (execute_simple_dse): New function.
5272 (pass_simple_dse): New.
5273 * tree-pass.h (pass_simple_dse, pass_update_address_taken): Declare.
5275 2007-09-07 Tobias Burnus <burnus@net-b.de>
5278 * doc/invoke.texi: Fix -Wstrict-overflow= table.
5280 2007-09-07 Richard Guenther <rguenther@suse.de>
5283 2007-09-06 Richard Guenther <rguenther@suse.de>
5285 PR tree-optimization/32586
5286 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
5287 folding if nothing changed.
5288 (simplify_unary_expression): New function. Do tree combining
5289 on conversion like codes.
5290 (try_to_simplify): Call it.
5292 2007-09-07 Richard Guenther <rguenther@suse.de>
5293 Uros Bizjak <ubizjak@gmail.com>
5295 PR tree-optimization/32821
5296 * tree_if_conv.c (combine_blocks): Use alloc_stmt_list instead of
5297 NULL in the call to set_bb_stmt_list.
5299 2007-09-07 Richard Sandiford <richard@codesourcery.com>
5301 * config/mips/mips.c (build_mips16_call_stub): Emit all direct
5302 float calls here, rather than leaving some to the caller.
5303 Use call_internal_direct and call_value_internal_direct.
5304 * config/mips/mips.md (call_internal_direct): New pattern.
5305 (call_value_internal_direct): Likewise.
5307 2007-09-07 Richard Sandiford <richard@codesourcery.com>
5309 * config/mips/mips.c (mips_base_move_loop_invariants): New variable.
5310 (mips_set_mips16_mode): Restore flag_move_loop_invariants, then set
5312 (override_options): Set mips_base_move_loop_invariants.
5314 2007-09-07 Richard Sandiford <richard@codesourcery.com>
5316 * config/mips/mips.opt (mcode-readable=): Move to keep list
5319 2007-09-07 Richard Sandiford <richard@codesourcery.com>
5321 * doc/invoke.texi: Document the MIPS -mlocal-sdata, -mextern-sdata
5322 and -mgpopt options. Adjust the -G documentation to match.
5323 * config/mips/mips.opt (mextern-data, mgpopt, mlocal-data): New.
5324 * config/mips/mips.c (mips_rtx_constant_in_small_data_p): New
5325 function, split out from mips_classify_symbol. Return false for
5326 !TARGET_LOCAL_SDATA.
5327 (mips_classify_symbol): Call mips_rtx_constant_in_small_data_p.
5328 Only use GP-relative accesses for non-pool symbols if TARGET_GPOPT.
5329 (override_options): Check whether the -mgpopt setting is consistent
5330 with the other flags.
5331 (symbolic_expression_p): Delete.
5332 (mips_select_rtx_section): Use mips_rtx_constant_in_small_data_p
5333 and default_elf_select_rtx_section.
5334 (mips_in_small_data_p): Honor section attributes for MIPS16 too.
5335 Return false for local data unless TARGET_LOCAL_SDATA. Likewise
5336 external data and TARGET_EXTERN_SDATA.
5338 2007-09-07 Tobias Burnus <burnus@net-b.de>
5341 * doc/cpp.texi (Common Predefined Macros): Add __GFORTRAN__.
5343 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
5345 * regrename.c (copyprop_hardreg_forward_1): New variable next. Use
5346 FOR_BB_INSNS_SAFE instead of for loop.
5347 * cse.c (cse_extended_basic_block): Likewise.
5348 * postreload.c (reload_cse_regs_1): New variable next. Make sure
5349 that the for loop does not invoke NEXT_INSN on a deleted insn.
5350 * function.c (instantiate_virtual_regs): Likewise.
5351 * lower-subreg.c (remove_retval_note): Likewise.
5352 (decompose_multiword_subregs): Use FOR_BB_INSNS_SAFE instead of
5354 * emit-rtl.c (remove_insn): Set NEXT_INSN and PREV_INSN to NULL on
5356 * cfgrtl.c (delete_insn): Set JUMP_LABEL to NULL on a deleted
5357 insn, if it's a jump.
5358 (try_redirect_by_replacing_jump): New variable jump_p. Call
5359 tablejump_p before delete_insn_chain.
5360 * reload1.c (reload): New variable next. Make sure that the for
5361 loop does not invoke NEXT_INSN on a deleted insn.
5362 (fixup_eh_region_note): Make the loop terminate if i becomes NULL.
5363 (delete_output_reload): New variable prev. Make sure the the for
5364 loops do not invoke PREV_INSN on a deleted insn.
5366 2007-09-06 Zdenek Dvorak <ook@ucw.cz>
5368 * cgraphbuild.c (rebuild_cgraph_edges): Export.
5369 * cgraph.h (rebuild_cgraph_edges): Declare.
5370 * tree-pass.h (pass_expand_omp_ssa): New.
5371 * omp-low.c (find_omp_clause): Export.
5372 (copy_var_decl): Split from omp_copy_decl_2.
5373 (build_omp_barrier): Return the call to emit instead of emitting
5375 (lower_rec_input_clauses, expand_omp_single): Gimplify the result of
5377 (extract_omp_for_data, expand_parallel_call, expand_omp_parallel,
5378 expand_omp_for_generic, expand_omp_for_static_nochunk,
5379 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
5380 Adapted to work on SSA form.
5381 (execute_expand_omp): Do not invalidate dominance information.
5382 (gate_expand_omp): Do not run with -fopenmp-ssa flag.
5383 (gate_expand_omp_ssa, pass_expand_omp_ssa): New.
5384 * gimplify.c (gimplify_omp_for): Ensure that the control variable is
5386 (force_gimple_operand): Allow gimplifying code expressions without
5388 * tree-predcom.c (mark_virtual_ops_for_renaming): Handle phi nodes.
5389 * common.opt (fopenmp-ssa): New.
5390 * tree-flow.h (find_omp_clause, copy_var_decl): Declare.
5391 * Makefile.in (tree-cfg.o): Add TREE_INLINE_H dependency.
5392 * tree-cfg.c: Include tree-inline.h.
5393 (struct move_stmt_d): Replace vars_to_remove by vars_map field.
5394 (replace_by_duplicate_decl, replace_ssa_name,
5395 mark_virtual_ops_in_region): New functions.
5396 (move_stmt_r, move_block_to_fn, move_sese_region_to_fn): Adapted
5397 to work on SSA form.
5398 * passes.c (init_optimization_passes): Add pass_expand_omp_ssa pass.
5399 * tree-ssa-operands.c (get_expr_operands): Handle operands of OMP
5402 2007-09-06 Laurynas Biveinis <laurynas.biveinis@gmail.com>
5404 * tree-loop-linear.c: Include obstack.h.
5405 (linear_transform_loops): New obstack lambda_obstack.
5406 Initialize it, pass it to gcc_loopnest_to_lambda_loopnest,
5407 lambda_loopnest_transform, lambda_loopnest_to_gcc_loopnest calls
5408 and free afterwards.
5409 * lambda.h (struct obstack): New forward declaration.
5410 (lambda_linear_expression_new): New parameter of type struct
5412 (lambda_loopnest_new): Likewise.
5413 (lambda_loopnest_transform): Likewise.
5414 (lambda_body_vector_new): Likewise.
5415 (lambda_body_vector_compute_new): Likewise.
5416 (gcc_loopnest_to_lambda_loopnest): Likewise.
5417 (lambda_loopnest_to_gcc_loopnest): Likewise.
5418 * lambda-code.c: Include obstack.h.
5419 (lambda_lattice_new): New parameter lambda_obstack. Use it for
5421 (lambda_body_vector_new): Likewise.
5422 (lambda_linear_expression_new): Likewise.
5423 (lambda_lattice_new): Likewise.
5424 (lambda_loopnest_new): Likewise. Additionally use obstack to
5425 allocate LN_LOOPS(ret).
5426 (lambda_lattice_compute_base): New parameter lambda_obstack. Pass
5427 it to lambda_lattice_new.
5428 (lambda_body_vector_compute_new): New parameter lambda_obstack.
5429 Pass it to lambda_body_vector_new.
5430 (lambda_lattice_compute_base): New paramater lambda_obstack. Pass
5431 it to lambda_lattice_new.
5432 (compute_nest_using_fourier_motzkin): New parameter lambda_obstack.
5433 Pass it to lambda_loopnest_new, lambda_linear_expression_new.
5434 (lambda_compute_target_space): Likewise.
5435 (lambda_compute_auxillary_space): New parameter lambda_obstack.
5436 Pass it to lambda_lattice_compute_base and
5437 compute_nest_using_fourieer_motzkin.
5438 (lambda_loopnest_transform): New parameter lambda_obstack. Pass
5439 it to lambda_lattice_compute_base, lambda_lattice_auxillary_space
5440 and lambda_lattice_compute_target_space.
5441 (gcc_tree_to_linear_expression): Nex parameter lambda_obstack.
5442 Pass it to lambda_linear_expression_new.
5443 (gcc_loop_to_lambda_loop): New parameter lambda_obstack. Pass it
5444 to gcc_tree_to_linear_expression.
5445 (gcc_loopnest_to_lambda_loopnest): New parameter lambda_obstack.
5446 Pass it to gcc_loop_to_lambda_loop and lambda_loopnest_new.
5447 (lambda_loopnest_to_gcc_loopnest): New parameter lambda_obstack.
5448 Pass it to lambda_body_vector_new and
5449 lambda_body_vector_compute_new.
5450 * Makefile.in (tree-loop-linear.o): Add $(OBSTACK_H) dependency.
5451 (lambda-code.o): Likewise.
5453 2007-09-06 Chao-ying Fu <fu@mips.com>
5455 * ginclude/stdfix.h: New file.
5456 * Makefile.in (USER_H): Add $(srcdir)/ginclude/stdfix.h.
5457 (convert.o): Add dependence on fixed-value.h.
5458 * c-convert.c (convert): Support FIXED_POINT_TYPE.
5459 * c-cppbuiltin.c (builtin_define_fixed_point_constants): New function
5460 to define fixed-point constants.
5461 (c_cpp_builtins): Define fixed-point constants.
5462 * convert.c (fixed-value.h): New include.
5463 (convert_to_real): Update comment to include fixed-point.
5464 Support FIXED_POINT_TYPE.
5465 (convert_to_integer): Update comment to include fixed-point.
5466 Support FIXED_POINT_TYPE.
5467 (convert_to_complex): Support FIXED_POINT_TYPE.
5468 (convert_to_fixed): New function.
5469 * convert.h (convert_to_fixed): Declare.
5470 * genopinit.c: Add comment about $Q for only fixed-point modes.
5471 (optabs): Add fract_optab, fractuns_optab, satfract_optab,
5472 satfractuns_optab, add_optab, ssadd_optab, usadd_optab, sub_optab,
5473 sssub_optab, ussub_optab, smul_optab, ssmul_optab, usmul_optab,
5474 ssmadd_widen_optab, usmadd_widen_optab, ssdiv_optab, udiv_optab,
5475 usdiv_optab, ssashl_optab, usashl_optab, neg_optab, ssneg_optab,
5476 usneg_optab for fixed-point modes.
5477 (gen_insn): Add force_fixed to track the $Q format for all fixed-point
5479 * optabs.c (optab_for_tree_code): For *DIV_EXPR, LSHIFT_EXPR,
5480 PLUS_EXPR, MINUS_EXPR, MULT_EXPR, NEGATE_EXPR, return signed or
5481 unsigned saturation optabs, when type is saturating.
5482 (shift_optab_p): Return true for SS_ASHIFT or US_ASHIFT.
5483 (expand_fixed_convert): New function.
5484 (gen_fixed_libfunc, gen_signed_fixed_libfunc,
5485 gen_unsigned_fixed_libfunc, gen_int_fp_fixed_libfunc,
5486 gen_int_fp_signed_fixed_libfunc, gen_int_fixed_libfunc,
5487 gen_int_signed_fixed_libfunc, gen_int_unsigned_fixed_libfunc,
5488 gen_fract_conv_libfunc, gen_fractuns_conv_libfunc,
5489 gen_satfract_conv_libfunc, gen_satfractuns_conv_libfunc): New
5491 (init_optabs): Initialize ssadd_optab, usadd_optab, sssub_optab,
5492 ussub_optab, ssmul_optab, usmul_optab, ssmadd_widen_optab,
5493 usmadd_widen_optab, ssmsub_widen_optab, usmsub_widen_optab,
5494 ssdiv_optab, usdiv_optab, ssashl_optab, usashl_optab, ssneg_optab,
5495 usneg_optab, fract_optab, fractuns_optab, satfract_optab,
5497 Initialize fixed-point libraries, including add, ssadd, usadd, sub,
5498 sssub, ussub, mul, ssmul, usmul, div, ssdiv, udiv, usdiv, ashl,
5499 ssashl, usashl, ashr, lshr, neg, ssneg, usneg, cmp, fract, satfract,
5500 fractuns, satfractuns.
5501 * optabs.h (enum optab_index): Add OTI_ssadd, OTI_usadd, OTI_sssub,
5502 OTI_ussub, OTI_ssmul, OTI_usmul, OTI_ssdiv, OTI_usdiv, OTI_ssneg,
5503 OTI_usneg, OTI_ssashl, OTI_usashl, OTI_ssmadd_widen, OTI_usmadd_widen,
5504 OTI_ssmsub_widen, OTI_usmsub_widen.
5505 (ssadd_optab, usadd_optab, sssub_optab, ussub_optab, ssmul_optab,
5506 usmul_optab, ssdiv_optab, usdiv_optab, ssneg_optab, usneg_optab,
5507 ssashl_optab, usashl_optab, ssmadd_widen_optab, usmadd_widen_optab,
5508 umsub_widen_optab, usmsub_widen_optab): Define.
5509 (enum convert_optab_index): Add COI_fract, COI_fractuns, COI_satfract,
5511 (fract_optab, fractuns_optab, satfract_optab, satfractuns_optab):
5513 (expand_fixed_convert): Declare.
5514 * expr.c (convert_move): Support the move of fixed-point modes.
5515 (emit_move_insn_1): Handle fixed-point mode to move via integer.
5516 (categorize_ctor_elements_1): Handle FIXED_CST.
5517 (count_type_elements): Handle FIXED_POINT_TYPE.
5518 (expand_expr_real_1): For VECTOR_CST, check MODE_VECTOR_FRACT,
5519 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
5521 For PLUS_EXPR and MINUS_EXPR, support saturating and non-saturating
5522 multiply and add/subtract for fixed-point types.
5523 For MULT_EXPR, *DIV_EXPR, *SHIFT_EXPR, if the mode if a fixed-point
5524 mode, we jump to binop directly.
5525 Support FIXED_CONVERT_EXPR.
5526 (do_store_flag): Check FIXED_CST to put a constant second.
5527 (vector_mode_valid_p): Handle MODE_VECTOR_FRACT,
5528 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
5529 (const_vector_from_tree): Support FIXED_CST.
5530 * doc/extend.texi (Fixed-Point): New node.
5531 * doc/md.texi (ssadd, usadd, sssub, ussub, ssmul, usmul, ssdiv, usdiv,
5532 ssmadd, usmadd, ssmsub, usmsub, ssashl, usashl, ssneg, usneg, fract,
5533 satfract, fractuns, satfractuns): Document them.
5535 2007-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
5537 * config/bfin/bfin.h (PREFERRED_RELOAD_CLASS): Don't reload autoinc
5538 addresses into I registers.
5540 2007-09-06 Jan Hubicka <jh@suse.cz>
5541 Andreas Tobler <a.tobler@schweiz.org>
5543 * config/darwin.c (machopic_indirect_data_reference): Avoid invalid
5545 (machopic_legitimize_pic_address): Likewise.
5547 2007-09-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
5548 Jan Hubicka <jh@suse.cz>
5550 * config/spu/spu.md (floatsidf2): Use convert_optab_libfunc
5551 instead of ufloat_optab->handlers directly.
5552 (floatdidf2): Likewise.
5554 2007-09-06 Sandra Loosemore <sandra@codesourcery.com>
5556 * config/mips/mips.c: Include diagnostic.h.
5557 (mips_set_current_function): Check errorcount and sorrycount
5558 before generating RTL.
5560 2007-09-06 Richard Sandiford <richard@codesourcery.com>
5563 * config/mips/mips.c (mips_classify_symbolic_expression): New function.
5564 (mips_classify_address): Use it instead of mips_symbolic_constant_p.
5565 (print_operand_reloc): Likewise.
5567 2007-09-06 Janis Johnson <janis187@us.ibm.com>
5571 2007-09-06 Jan Hubicka <jh@suse.cz>
5573 * i386.c (ix86_expand_lround, ix86_expand_round): Update call of
5576 2007-09-06 Richard Sandiford <richard@codesourcery.com>
5578 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
5579 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
5581 2007-09-05 Janis Johnson <janis187@us.ibm.com>
5583 * optabs.c (expand_float): Convert unsigned integer as signed only
5584 if it provides sufficient accuracy; add mode argument to real_2expN.
5585 (expand_fix): Fix comment typos; extend binary float into mode
5586 wider than destination for converion to unsigned integer; add mode
5587 argument to real_2expN.
5588 * real.c (real_2expN): Add mode argument to special-case decimal
5590 * real.h (real_2expN): Ditto.
5591 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
5593 (fixed_from_string): Ditto.
5594 (fixed_to_decimal): Ditto.
5595 (fixed_convert_from_real): Ditto.
5596 (real_convert_from_fixed): Ditto.
5597 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
5598 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
5599 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
5600 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
5602 2007-09-06 Tom Tromey <tromey@redhat.com>
5604 * tree-cfg.c (remove_bb): Only warn if line is non-zero.
5605 * c-pch.c (c_common_read_pch): Restore current location after
5607 * tree.c (expand_location): Update.
5608 (expr_filename): Changed return type. Unified the two cases.
5609 (expr_lineno): Likewise.
5610 (annotate_with_file_line): Don't use EXPR_LINENO and EXPR_FILENAME
5612 * toplev.c (line_table): Changed type.
5613 (general_init): Update.
5614 (realloc_for_line_map): New function.
5615 (general_init): Allocate line_table using GC.
5616 * fix-header.c (line_table): Changed type.
5617 (read_scan_file): Update.
5618 (read_scan_file): Update.
5619 * c-ppoutput.c (maybe_print_line): Update.
5620 (print_line): Update.
5621 (cb_line_change): Update.
5622 (cb_define): Update.
5623 (pp_file_change): Update.
5624 * c-opts.c (c_common_init_options): Update.
5625 (finish_options): Update.
5626 (push_command_line_include): Update.
5627 * c-lex.c (cb_line_change): Update.
5628 (cb_def_pragma): Update.
5629 (cb_define): Update.
5631 (c_lex_with_flags): Use cpp_get_token_with_location.
5632 * input.h (line_table): Changed type.
5633 (location_from_locus): New macro.
5634 * tree.h (EXPR_FILENAME): No longer an lvalue.
5635 (EXPR_LINENO): Likewise.
5636 (expr_locus, set_expr_locus): Declare separately for
5637 USE_MAPPED_LOCATION.
5638 (expr_filename, expr_lineno): Changed return type.
5639 * gimplify.c (tree_to_gimple_tuple): Use SET_EXPR_LOCUS.
5640 * cfgexpand.c (expand_gimple_cond_expr): Use location_from_locus.
5641 (expand_gimple_basic_block): Likewise.
5642 * final.c (final_scan_insn): Use expanded_location.
5644 2007-09-06 Richard Guenther <rguenther@suse.de>
5646 PR tree-optimization/32586
5647 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
5648 folding if nothing changed.
5649 (simplify_unary_expression): New function. Do tree combining
5650 on conversion like codes.
5651 (try_to_simplify): Call it.
5652 * builtins.c (fold_builtin_cexp): Fold the built expressions.
5653 * fold-const.c (fold_unary): Test result of get_callee_fndecl().
5655 2007-09-06 Jan Hubicka <jh@suse.cz>
5658 * cse.c (fold_rtx): Avoid invalid sharing.
5660 2007-09-06 Richard Sandiford <richard@codesourcery.com>
5662 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
5663 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
5665 2007-09-06 Revital Eres <eres@il.ibm.com>
5667 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
5668 Fix offsettable memory reference for 750CL.
5670 2007-09-06 Pat Haugen <pthaugen@us.ibm.com>
5672 * reload.c (find_reloads_address_1): Try to preserve original
5673 base/index regclass of operands.
5674 * regrename.c (scan_rtx_address): Likewise.
5675 (replace_oldest_value_addr): Likewise.
5677 2007-09-06 Richard Guenther <rguenther@suse.de>
5679 PR tree-optimization/33302
5680 * domwalk.c (walk_dominator_tree): The exit block is
5681 interesting even if it is not reachable.
5683 2007-09-06 Richard Sandiford <richard@codesourcery.com>
5686 * optabs.c (avoid_expensive_constant): Do nothing if MODE is VOIDmode.
5688 2007-09-06 Basile Starynkevitch <basile@starynkevitch.net>
5690 * cfg.c (dump_bb_info, dump_edge_info): Added cfun test for
5693 2007-09-05 Ian Lance Taylor <iant@google.com>
5695 * tree-pretty-print.c (dump_decl_name): Cast LABEL_DECL_UID to int
5697 (dump_generic_node): Likewise.
5698 * print-rtl.c (print_decl_name): Likewise.
5699 * print-tree.c (print_node_brief): Likewise.
5700 (print_node): Likewise.
5701 * Makefile.in (RTL_BASE_H): Add alias.h.
5704 2007-09-06 Jesper Nilsson <jesper.nilsson@axis.com>
5706 * longlong.h [__CRIS_arch_version >= 8] (count_trailing_zeros):
5708 * config/cris/cris.md (ctzsi2, cris_swap_bits): Implemented.
5709 * config/cris/cris.h (CTZ_DEFINED_VALUE_AT_ZERO): Defined.
5711 2007-09-06 Jie Zhang <jie.zhang@analog.com>
5713 * config.gcc (tm_file): Add linux.h for bfin*-uclinux*.
5714 (tm_defines): Define UCLIBC_DEFAULT to 1.
5715 (extra_options): Add linux.opt.
5716 * config/bfin/linux.h (CPLUSPLUS_CPP_SPEC): Don't define.
5717 (CRT_CALL_STATIC_FUNCTION): Likewise.
5718 (NO_IMPLICIT_EXTERN_C): Likewise.
5719 (TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
5720 * config/bfin/elf.h (OBJECT_FORMAT_ELF): Don't define.
5721 * config/bfin/uclinux.h (CPLUSPLUS_CPP_SPEC): Don't define.
5722 (ENDFILE_SPEC): Don't define.
5723 (LIB_SPEC): Likewise.
5724 (CRT_CALL_STATIC_FUNCTION): Likewise.
5725 (NO_IMPLICIT_EXTERN_C): Likewise.
5726 (LINUX_TARGET_OS_CPP_BUILTINS): Likewise.
5727 (TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
5729 2007-09-06 Jan Hubicka <jh@suse.cz>
5731 * i386.c (ix86_expand_lround, ix86_expand_round): Update call of
5734 2007-09-06 Jan Hubicka <jh@suse.cz>
5736 * opts.c (common_handle_option): Enable inlining functions for
5739 2007-09-06 Jakub Jelinek <jakub@redhat.com>
5741 * builtin-attrs.def (ATTR_NONNULL_3): New.
5742 (DEF_FORMAT_ATTRIBUTE): Use just ATTR_NONNULL_##FA instead of
5743 ATTR_NOTHROW_NONNULL_##FA.
5744 (DEF_FORMAT_ATTRIBUTE_NOTHROW, DEF_FORMAT_ATTRIBUTE_BOTH): New macros.
5745 (ATTR_FORMAT_PRINTF_NOTHROW_2_0, ATTR_PRINTF_NOTHROW_2_3,
5746 ATTR_FORMAT_PRINTF_NOTHROW_3_0, ATTR_FORMAT_PRINTF_NOTHROW_3_4,
5747 ATTR_FORMAT_PRINTF_NOTHROW_4_0, ATTR_PRINTF_NOTHROW_4_5,
5748 ATTR_FORMAT_PRINTF_NOTHROW_5_0, ATTR_FORMAT_PRINTF_NOTHROW_5_6,
5749 ATTR_FORMAT_SCANF_NOTHROW_2_0, ATTR_FORMAT_SCANF_NOTHROW_2_3,
5750 ATTR_FORMAT_STRFTIME_NOTHROW_3_0, ATTR_FORMAT_STRFMON_NOTHROW_3_4):
5752 (ATTR_FORMAT_PRINTF_4_0, ATTR_PRINTF_4_5, ATTR_FORMAT_PRINTF_5_0,
5753 ATTR_FORMAT_PRINTF_5_6, ATTR_FORMAT_STRFTIME_3_0,
5754 ATTR_FORMAT_NOTHROW_3_4): Remove.
5755 * builtins.def (snprintf, sprintf, sscanf, vsnprintf, vsprintf,
5756 vsscanf, strfmon, strftime, __snprintf_chk, __sprintf_chk,
5757 __vsnprintf_chk, __vsprintf_chk): Use ATTR_FORMAT_*_NOTHROW_*
5758 instead of ATTR_FORMAT_*_*.
5760 2007-09-06 Hans-Peter Nilsson <hp@axis.com>
5762 * config/cris/cris.c (cris_emit_movem_store): Call copy_rtx on
5763 parts re-used for REG_FRAME_RELATED_EXPR.
5765 2007-09-05 Janis Johnson <janis187@us.ibm.com>
5767 * optabs.c (expand_float): Convert unsigned integer as signed only
5768 if it provides sufficient accuracy; add mode argument to real_2expN.
5769 (expand_fix): Fix comment typos; extend binary float into mode
5770 wider than destination for converion to unsigned integer; add mode
5771 argument to real_2expN.
5772 * real.c (real_2expN): Add mode argument to special-case decimal
5774 * real.h (real_2expN): Ditto.
5775 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
5777 (fixed_from_string): Ditto.
5778 (fixed_to_decimal): Ditto.
5779 (fixed_convert_from_real): Ditto.
5780 (real_convert_from_fixed): Ditto.
5781 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
5782 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
5783 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
5784 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
5786 2007-09-05 Ian Lance Taylor <iant@google.com>
5788 * init-regs.c (initialize_uninitialized_regs): Call
5789 emit_insn_before rather than add_insn_before.
5791 2007-09-05 Jakub Jelinek <jakub@redhat.com>
5793 * builtins.def (BUILT_IN_VA_ARG_PACK): New built-in.
5794 * tree.h (CALL_EXPR_VA_ARG_PACK): Define.
5795 * tree-inline.h (copy_body_data): Add call_expr field.
5796 * tree-inline.c (expand_call_inline): Initialize call_expr.
5797 (copy_bb): Append anonymous inline fn arguments to arguments
5798 when inlining a CALL_EXPR_VA_ARG_PACK call.
5799 * builtins.c (expand_builtin): Issue an error if
5800 BUILT_IN_VA_ARG_PACK is seen during expand.
5801 (fold_call_expr, fold_builtin_call_array): Don't fold
5802 CALL_EXPR_VA_ARG_PACK CALL_EXPRs or calls with
5803 __builtin_va_arg_pack () call as last argument.
5804 * gimplify.c (gimplify_call_expr): If last argument to a vararg
5805 function is __builtin_va_arg_pack (), decrease number of call
5806 arguments and instead set CALL_EXPR_VA_ARG_PACK on the CALL_EXPR.
5807 * expr.c (expand_expr_real_1): Issue an error if
5808 CALL_EXPR_VA_ARG_PACK CALL_EXPR is seen during expand.
5809 * tree-pretty-print.c (dump_generic_node): Handle printing
5810 CALL_EXPR_VA_ARG_PACK bit on CALL_EXPRs.
5811 * doc/extend.texi (__builtin_va_arg_pack): Document.
5813 2007-09-05 Adam Nemet <anemet@caviumnetworks.com>
5815 PR tree-optimization/21513
5816 * builtins.c (build_builtin_expect_predicate): New function.
5817 (fold_builtin_expect): Add argument for expected value.
5818 Distribute __builtin_expect over short-circuiting operations.
5819 Fold nested builtin_expects.
5820 (fold_builtin_2): Adjust call to fold_builtin_expect.
5822 2007-09-05 Rask Ingemann Lambertsen <rask@sygehus.dk>
5825 PR tree-optimization/13756
5826 * doc/invoke.texi (Options That Control Optimization): Document
5829 2007-09-05 Uros Bizjak <ubizjak@gmail.com>
5831 * gcc/config/i386/cpuid.h: New file.
5832 * gcc/config/i386/driver-i386.c: Include cpuid.h.
5833 (describe_cache): Shrink size and line strings to 100 bytes.
5834 (detect_caches_amd): Return "" for unsupported max_ext_level.
5835 Use __cpuid function.
5836 (detect_caches_intel): Return "" for unsupported max_level.
5837 Use __cpuid function.
5838 (host_detect_local_cpu): Change feature flag variables to
5839 unsigned int. Initialize only extended feature flag variables.
5840 Use __get_cpuid_max to determine max supported cpuid level.
5841 Use __cpuid function to determine supported features. Fix
5842 calculation of family id. Remove is_amd and check signature
5843 directly. Check for Geode signature. Handle family 4 id.
5844 [PROCESSOR_GENERIC32]: New default for unknown family id. Move
5845 cpu discovery code to lower part of the function.
5846 [PROCESSOR_PENTIUM, PROCESSOR_K6, PROCESSOR_ATHLON]: Do not tune
5847 for sub-architecture.
5848 [PROCESSOR_PENTIUMPRO]: Simplify cpu discovery code.
5849 [PROCESSOR_K8]: Add k8-sse3 architecture.
5850 [PROCESSOR_NOCONA]: Remove.
5851 [PROCESSOR_GENERIC64]: Ditto.
5852 * gcc/config/i386/x-i386 (driver-i386.o): Depend on cpuid.h.
5853 * gcc/config/i386/crtfastmath.c: Include cpuid.h. Use __get_cpuid
5854 to check for SSE and FXSAVE support.
5855 * gcc/config/i386/t-crtfm (crtfastmath.o): Depend on cpuid.h.
5856 Add -minline-all-stringops.
5857 * gcc/config.gcc (i[34567]86-*-*): Add cpuid.h to extra_headers.
5858 (x86_64-*-*): Ditto.
5860 2007-09-05 Jie Zhang <jie.zhang@analog.com>
5862 * config/bfin/linux-unwind.h: New file.
5863 * config/bfin/linux.h (MD_UNWIND_SUPPORT): Define.
5864 * config/bfin/uclinux.h (MD_UNWIND_SUPPORT): Define.
5866 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
5868 * Makefile.in (stmt.o): Add alloc-pool.h dependency.
5869 * stmt.c: Include alloc-pool.h.
5870 (struct case_node): Remove GTY marker.
5871 (add_case_node): New parameter case_node_pool. Use it for
5873 (expand_case): New allocation pool case_node_pool. Initialize it,
5874 pass to add_case_node and free it.
5876 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
5877 David Ung <davidu@mips.com>
5878 Nigel Stephens <nigel@mips.com>
5880 Add mips16/nomips16 function attributes and -mflip-mips16 option
5881 for testing mixed-mode compilation.
5883 * config/mips/mips.opt (mflip-mips16): New.
5885 * config/mips/mips.h (SYMBOL_FLAG_MIPS16_FUNC): Define.
5886 (SYMBOL_FLAG_MIPS16_FUNC_P): Define.
5888 * config/mips/mips.c (mips_base_target_flags): New.
5889 (mips_base_mips16): New.
5890 (mips_base_schedule_insns): New.
5891 (mips_base_reorder_blocks_and_partition): New.
5892 (mips_base_align_loops): New.
5893 (mips_base_align_jumps): New.
5894 (mips_base_align_functions): New.
5895 (mips16_flipper): New.
5896 (mips_attribute_table): Add "mips16" and "nomips16" entries.
5897 (TARGET_SET_CURRENT_FUNCTION): Define.
5898 (mips_mips16_type_p, mips_nomips16_type_p): New.
5899 (mips_comp_type_attributes): Check mips16/nomips16 attributes.
5900 (mips_function_ok_for_sibcall): Make it deal with functions with
5902 (mips_init_split_addresses): New, split out from override_options.
5903 (mips_init_relocs): New, split out from override_options.
5904 (was_mips16_p): New.
5905 (mips_set_mips16_mode): New, split out from override_options.
5906 (mips_set_current_function): New.
5907 (override_options): Add sorry for unsupported mips16/pic
5908 combination. Remove error for mips16/dsp combination. Save
5909 base option settings.
5910 (mips_file_start): Move mips16 mode setting output from here....
5911 (mips_output_function_prologue): ....to here.
5912 (mips_output_mi_thunk): Check for mips16 function.
5913 (build_mips16_function_stub): Don't set .mips16 here.
5914 (build_mips16_call_stub): Likewise.
5915 (mips_expand_builtin): Error in mips16 mode.
5916 (mips_use_mips16_mode_p): New.
5917 (mips_encode_section_info): Check for mips16 function, and set
5918 SYMBOL_REF_FLAGS accordingly.
5920 * doc/extend.texi (Function Attributes): Document new
5921 mips16/nomips16 attributes.
5922 * doc/invoke.texi (Option Summary): Add -mflip-mips16.
5923 (MIPS Options): Document -mflip-mips16.
5925 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
5927 * config/mips/mips.c (mips_legitimize_tls_address): Call sorry
5928 if we encounter TLS address in MIPS16 mode.
5929 (mips_legitimize_const_move): Check cannot_force_const_mem for
5930 the (const (plus symbol offset)) case; this forces invalid TLS
5931 address in MIPS16 mode to be caught by the above call to sorry.
5932 (override_options): Don't reset targetm.have_tls in MIPS16 mode,
5933 because that now enables emutls, which is not ABI compatible
5934 with native TLS in non-MIPS16 mode.
5936 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
5938 Add target hook invoked when cfun changes.
5940 * doc/tm.texi (TARGET_SET_CURRENT_FUNCTION): Document.
5941 * target.h (struct gcc_target): Add set_current_function.
5942 * target-def.h (TARGET_SET_CURRENT_FUNCTION): Define.
5943 (TARGET_INITIALIZER): Add initializer for set_current_function.
5944 * tree.h (push_struct_function): New.
5945 * tree-inline.h (push_cfun, pop_cfun): Move declarations to...
5947 (set_cfun): Declare.
5948 * tree-inline.c (cfun_stack, push_cfun, pop_cfun): Moved to...
5950 (push_function_context_to): Use allocate_struct_function
5951 to create null context, not init_dummy_function_start. Use set_cfun.
5952 (pop_function_context_from): Use set_cfun.
5953 (in_dummy_function): New.
5954 (invoke_set_current_function_hook): New.
5956 (push_cfun, pop_cfun): Use set_cfun.
5957 (push_struct_function): New.
5958 (allocate_struct_function): Call invoke_set_current_function_hook
5960 (prepare_function_start): Don't set cfun here. Remove unused
5961 argument; fix all callers.
5962 (init_dummy_function_start): Fiddle with in_dummy_function. Call
5963 push_struct_function.
5964 (init_function_start): Set cfun here.
5965 (expand_dummy_function_end): Fiddle with in_dummy_function. Pop cfun.
5966 * omp-low.c (create_omp_child_function): Use push_struct_function
5967 and pop_cfun to save/restore state.
5968 (expand_omp_parallel): Remove unused saved_cfun variable.
5969 * cgraphunit.c (ipa_passes): Use set_cfun.
5970 * gimple-low.c (record_vars_into): Use push_cfun/pop_cfun here.
5971 * dwarf2out.c (dwarf2out_abstract_function): Likewise.
5972 * matrix-reorg.c (transform_allocation_sites): Likewise.
5973 (matrix_reorg): Use set_cfun.
5974 * gimplify.c (gimplify_function_tree): Use push_cfun/pop_cfun here.
5975 * tree-optimize.c (tree_rest_of_compilation): Remove one redundant
5976 assignment to cfun; use set_cfun for the other.
5977 * tree-cfg.c (move_sese_region_to_fn): Use set_cfun.
5978 (dump_function_to_file): Use push_cfun/pop_cfun here.
5979 * c-decl.c (finish_function): Use set_cfun.
5981 2007-09-05 Kenneth Zadeck <zadeck@naturalbridge.com>
5983 * regrename.c (rerename_optimize): Use deferred rescanning and
5984 insert explicit calls to rescan insns when changed.
5986 2007-09-05 Jan Hubicka <jh@suse.cz>
5988 * optabs.c (libfunc_entry): Change optab to integer.
5989 (hash_libfunc, convert_optab_libfunc, optab_libfunc,
5990 set_optab_libfunc, set_conv_libfunc): Use optable indexes instead
5991 of pointers for hashing.
5993 2007-09-05 Jan Hubicka <jh@suse.cz>
5995 * regrename.c (pass_regrename, pass_cprop_hardreg): Add RTL sharing
5997 * fwprop.c (pass_rtl_fwprop, pass_rtl_fwprop_add): Likewise.
5998 * see.c (pass_see): Likewise.
5999 * tracer.c (pass_tracer): Likewise.
6000 * postreload-gcse.c (pass_gcse2): Likewise.
6001 * postreload.c (pass_postreload_cse): Likewise.
6002 * mode-switching.c (pass_mode_switching): Likewise.
6003 * modulo-sched.c (pass_sms): Likewise.
6004 * cse.c (cse_insn): Likewise.
6005 * web.c (pass_web): Likweise.
6006 * combine-stack-adj.c (pass_stack_adjustments): Likewise.
6007 * dce.c (pass_ud_rtl_dce, pass_fast_rtl_dce): Likewise.
6008 * loop-init.c (pass_rtl_loop_init): Likewise.
6009 (pass_rtl_loop_done, pass_rtl_move_loop_, pass_rtl_unswitch,
6010 pass_rtl_unroll_and, pass_rtl_doloop): Likewise.
6011 * global.c (pass_global_alloc): Likewise.
6012 * ifcvt.c (pass_rtl_ifcvt, pass_if_after_combine,
6013 pass_if_after_reload): Likewise.
6014 * reload.c (pass_peephole2, pass_split_for_shoren_branches): Likewise.
6015 * dse.c (pass_rtl_dse1, pass_rtl_dse2): Likewise.
6016 * regmove.c (pass_regmove): Likewise.
6017 * function.c (pass_thread_prologugues_epilogues): Likewise.
6018 * gcse.c (pass_gcse): Likewise.
6019 * rtl-factoring.c (pass_rtl_seqabstr): Likewise.
6020 * lower-subreg.c (pass_lower_subreg2): Likewise.
6021 * bt-load.c (pass_branch_target_load): Likewise.
6022 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
6023 * cfgcleanup.c (pass_jump, pass_jump2): Likewise.
6024 * combine.c (pass_combine): Likewise.
6025 * bb-reorder.c (pass_duplicate_comp, pass_reorder_blocks): Likewise.
6026 (pass_partition_blocks): Likewise.
6027 * var-tracking.c (pass_variable_track): Likewise.
6028 * reg-stack.c (pass_stack_regs_run): Likewise.
6029 * sched-rgn.c (pass_sched, pass_sched2): Likewise.
6030 * passes.c (pass_postreload): Likewise.
6031 (execute_function_todo): Add TODO_verify_rtl_sharing handling code.
6032 * tree-pass.h (TODO_verify_rtl_sharing): New.
6033 (TODO_update_ssa, TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
6034 TODO_update_ssa_only_virtuals, TODO_remove_unused_locals,
6035 TODO_set_props, TODO_df_finish, TODO_df_verify,
6036 TODO_mark_first_instance, TODO_rebuild_alias): Renumber.
6038 2007-09-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6040 * fold-const.c (all_ones_mask_p, sign_bit_p, simple_operand_p,
6041 fold_real_zero_addition_p, reorder_operands_p,
6042 div_if_zero_remainder, fold_undefer_overflow_warnings,
6043 int_binop_types_match_p, fold_convert_const_int_from_int,
6044 fold_convert_const_int_from_real,
6045 fold_convert_const_int_from_fixed,
6046 fold_convert_const_real_from_real,
6047 fold_convert_const_real_from_fixed,
6048 fold_convert_const_fixed_from_fixed,
6049 fold_convert_const_fixed_from_int,
6050 fold_convert_const_fixed_from_real, maybe_lvalue_p,
6051 fold_checksum_tree, fold_check_failed, print_fold_checksum,
6052 debug_fold_checksum, multiple_of_p): Constify.
6053 * tree-flow-inline.h (get_lineno): Likewise.
6054 * tree-flow.h (get_lineno): Likewise.
6055 * tree-object-size.c (compute_object_offset, addr_object_size,
6056 alloc_object_size, pass_through_call): Likewise.
6057 * tree-pretty-print.c (op_symbol, print_call_name,
6058 print_struct_decl, do_niy): Likewise.
6059 * tree.h (fold_undefer_overflow_warnings, multiple_of_p,
6060 debug_fold_checksum): Likewise.
6062 2007-09-04 Steven Bosscher <steven@gcc.gnu.org>
6065 * lower-subreg.c (resolve_clobber): If we remove a REG_LIBCALL
6066 note, remove the associated REG_RETVAL note.
6068 2007-09-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
6070 * config.gcc (powerpc*-*-*): Install
6071 spu2vmx.h, vec_types.h, and si2vmx.h headers.
6072 * config/rs6000/spu2vmx.h: New header.
6073 * config/rs6000/si2vmx.h: New header.
6074 * config/rs6000/vec_types.h: New header.
6076 2007-09-05 Ben Elliston <bje@au.ibm.com>
6078 * varasm.c (initializer_constant_valid_p): Fix comment typo.
6080 2007-09-05 Ben Elliston <bje@au.ibm.com>
6082 * config/rs6000/ppu_intrinsics.h (__ldarx): Use `Z' constraint,
6084 (__stdcx): Make asm volatile.
6085 (__stwcx, __stdcx): Return only 0 or 1.
6087 2007-09-05 Jan Hubicka <jh@suse.cz>
6091 2007-09-04 Jan Hubicka <jh@suse.cz>
6092 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
6094 2007-09-04 Richard Guenther <rguenther@suse.de>
6095 * tree-ssa-operands.c (add_virtual_operand): Only mark
6096 stores as has_volatile_ops if alias information is not available.
6098 2007-09-05 Jakub Jelinek <jakub@redhat.com>
6100 * config/rs6000/tramp.asm: Include config.h.
6101 Check __PIC__ or __pic__ macro instead of SHARED.
6103 PR rtl-optimization/32300
6104 * see.c (see_copy_insn): New function.
6105 (see_def_extension_not_merged, see_merge_one_use_extension,
6106 see_merge_one_def_extension): Use it. Avoid changing
6107 PREV_INSN/NEXT_INSN chains directly, insted emit insns
6108 into sequences. Call df_insn_delete on temporary insns
6109 that won't be emitted into the insn stream.
6110 (rest_of_handle_see): Turn off DF_DEFER_INSN_RESCAN
6111 and run df_process_deferred_rescans () before run_fast_dce.
6113 PR tree-optimization/33017
6114 * tree-data-ref.c (split_constant_offset) <case SSA_NAME>: Don't
6115 recurse for pure or const function calls.
6117 2007-09-04 Laurynas Biveinis <laurynas.biveinis@gmail.com>
6119 * c-format.c: Include alloc-pool.h.
6120 (check_format_info_main): New argument fwt_alloc. Use allocation
6121 pool instead of GC. Remove GC deallocation code.
6122 (check_format_arg): Create allocation pool, pass it to
6123 check_format_info_main and free it afterwards.
6124 * Makefile.in (c-format.o): Add alloc-pool.h dependency.
6126 2007-09-05 Ben Elliston <bje@au.ibm.com>
6128 * config/rs6000/ppu_intrinsics.h (__protected_stream_count):
6129 Rename count macro arugment for clarity.
6130 (__protected_unlimited_stream_set): Pass UG=1 to __dcbt_TH1000.
6131 (__protected_stream_set): Likewise, pass 0.
6133 2007-09-04 Jan Hubicka <jh@suse.cz>
6135 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
6137 2007-09-04 Jan Hubicka <jh@suse.cz>
6139 * invoke.texi (-finline-small-functions): Document.
6140 * ipa-inline.c (cgraph_default_inline_p): Do not use DECL_INLINE
6141 when deciding what is inlinable.
6142 (cgraph_decide_recursive_inlining): Handle flag_inline_functions.
6143 (cgraph_decide_inlining_of_small_function): Handle new flags.
6144 (cgraph_decide_inlining_incrementally): Likewise.
6145 * opts.c (decode_options): Enable flag_inline_small_functions at -O2
6146 * common.opt (finline-small-functions): New.
6147 * Makefile.in (build/gengtype.o-warn): Work around PR29478
6149 2007-09-04 Richard Guenther <rguenther@suse.de>
6151 * tree-ssa-operands.c (add_virtual_operand): Only mark
6152 stores as has_volatile_ops if alias information is not available.
6154 2007-09-04 Andrew Haley <aph@redhat.com>
6156 * config/arm/libgcc-bpabi.ver: Add _Unwind_Backtrace as GCC_4.3.0.
6158 2007-09-04 Andrew Haley <aph@redhat.com>
6160 * config/arm/libunwind.S (UNWIND_WRAPPER _Unwind_Backtrace): New.
6161 * config/arm/unwind-arm.h (__gnu_Unwind_Backtrace): New.
6162 * config/arm/unwind-arm.c (__gnu_Unwind_Backtrace): New.
6164 2007-09-04 Emmanuel Thome <Emmanuel.Thome@inria.fr>
6167 * common.opt: Mention ABI version 2 in comment.
6169 2007-09-04 Jan Hubicka <jh@suse.cz>
6171 * optabs.c (debug_optab_libfunc): Update; make available to gdb.
6172 (libfunc_entry): New structure.
6173 (libfunc_hash): New hashtable.
6174 (hash_libfunc): New function.
6175 (eq_libfunc): New function.
6176 (convert_optab_libfunc): New function.
6177 (optab_libfunc): New function.
6178 (expand_binop, sign_expand_binop, expand_twoval_binop_libfunc,
6179 expand_unop, prepare_cmp_insn, prepare_float_insn, gen_add2_insn,
6180 expand_float, expand_fix, new_optab, new_convert_optab):
6181 Update for new libfunc API.
6182 (init_libfunc, init_integral_libfuncs,
6183 init_floating_libfuncs, init_interclass_conv_libfuncs
6184 init_intraclass_conv_libfuncs): Remove; reorganize all logic to:
6185 (gen_libfunc, gen_int_libfunc, gen_fp_libfunc, gen_int_fp_libfunc,
6186 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
6187 gen_int_to_fp_conv_libfunc, gen_ufloat_conv_libfunc,
6188 gen_int_to_fp_nondecimal_conv_libfunc, gen_fp_to_int_conv_libfunc,
6189 gen_intraclass_conv_libfunc, gen_trunc_conv_libfunc,
6190 gen_extend_conv_libfunc): New.
6191 (init_one_libfunc): Revamp for hashtables.
6192 (set_conv_libfunc): Likewise.
6193 (init_optabs): Initialize hashtable; use lazy initialization where
6195 * optabs.h (optab_handlers): Move out of GGC.
6196 (optab, convert_optab): Move out of GGC; add lazy gen info.
6197 (code_to_optab, convert_optab_table, optab_table): Move out of GGC.
6198 (optab_libfunc, convert_optab_libfunc): New.
6199 * builtins.c (expand_builtin_powi): Update for new API.
6200 * expr.c (convert_move): Likewise.
6201 * expmed.c (expand_divmod): Likewise.
6203 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
6205 * config/rs6000/rs6000.c (rs6000_stack_info): Allocate space for the
6206 GOT pointer only if there is a constant pool. Use the allocated space
6209 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
6211 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Correct
6214 2007-09-04 Revital Eres <eres@il.ibm.com>
6215 Richard Guenther <rguenther@suse.de>
6216 R. Clint Whaley <whaley@cs.utsa.edu>
6218 * doc/invoke.texi (-fassociative-math, -freciprocal-math):
6220 * tree-tailcall.c (process_assignment): Use -fassociative-math
6221 when reodering operands of floating-point type.
6222 * fold-const.c (fold_comparison, fold_binary): Use
6223 -fassociative-math and -freciprocal-math instead of
6224 -funsafe-math-optimization flag.
6225 * toplev.h (set_unsafe_math_optimizations_flags): Declare function.
6226 * tree-ssa-math-opts.c (gate_cse_reciprocals): Use
6227 -freciprocal-math instead of -funsafe-math-optimizations.
6228 * opts.c (set_fast_math_flags): Set -freciprocal-math and
6229 -fassociative-math when -ffast-math is set.
6230 (set_unsafe_math_optimizations_flags): New Function
6231 to set -freciprocal-math and -fassociative-math when
6232 -funsafe-math-optimizations is set.
6233 (common_handle_option): Call it.
6234 * tree-vectorizer.c (vect_is_simple_reduction): Use
6235 -fassociative-math when doing reduction on floats.
6236 * loop-unroll.c (analyze_insn_to_expand_var): Use
6237 -fassociative-math when expanding an accumulator of type float.
6238 * simplify-rtx.c (simplify_binary_operation_1): Use
6239 -fassociative-math and -freciprocal-math when reordeing operands
6240 of floating-point type.
6241 * combine.c (combine_simplify_rtx): Likewise.
6242 * tree-ssa-reassoc.c (break_up_subtract_bb, reassociate_bb):
6244 * common.opt (-fassociative-math, -freciprocal-math): New flags.
6246 2007-09-04 Paolo Carlini <pcarlini@suse.de>
6249 * doc/install.texi (--enable-__cxa_atexit): Fix typo.
6251 2007-09-04 Jan Hubicka <jh@suse.cz>
6253 * regrename.c(copyprop_hardreg_forward_1): Unshare when doing copyprop.
6255 2007-09-04 Jan Hubicka <jh@suse.cz>
6257 * regrename.c (build_def_use): Don't share RTL between MATCH_OPERATOR
6258 and corresponding MATCH_DUP.
6260 2007-09-04 Uros Bizjak <ubizjak@gmail.com>
6263 * combine.c (subst): Do not try to simplify X if it represents load
6264 of FP constant from the constant pool via float extension.
6266 2007-09-04 Ben Elliston <bje@au.ibm.com>
6268 * c-opts.c: Include "tm_p.h".
6269 * Makefile.in (c-opts.o): Add $(TM_P_H) as a dependency.
6271 2007-09-04 Richard Guenther <rguenther@suse.de>
6273 PR tree-optimization/33291
6274 * tree-pretty-print.c (dump_generic_node): Dump all
6275 qualifiers for pointer types, not only first. Dump
6276 qualifiers for aggregate types as well.
6277 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Always
6278 use the canonical type for building ARRAY_REFs.
6279 * gimplify.c (canonicalize_addr_expr): Clean up. The
6280 correct validness check is compatibility of the pointer
6281 types. Always use the canonical type for building
6282 ARRAY_REFs and ADDR_EXPRs.
6283 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Revert
6284 change that disabled propagation of ADDR_EXPRs into statements
6287 2007-09-03 Zack Weinberg <zack@codesourcery.com>
6289 * config/arm/arm.md (mulsidi3, umulsidi3, mulsi3_highpart)
6290 (umulsi3_highpart): Make into expanders; existing insns are
6291 now named *[insn]_nov6. Add stars to existing [insn]_v6
6292 counterparts' names.
6294 2007-09-03 Daniel Jacobowitz <dan@codesourcery.com>
6296 * Makefile.in (DRIVER_DEFINES, gcc.o, gccspec.o, protoize.o)
6297 (unprotoize.o): Remove SHLIB_MULTILIB.
6299 2007-09-03 Eric Weddington <eweddington@cso.atmel.com>
6301 * doc/extend.texi: Document progmem attribute for AVR.
6303 2007-09-03 Anatoly Sokolov <aesok@post.ru>
6306 * config/avr/avr.h (TARGET_VTABLE_ENTRY_ALIGN): Define.
6308 2007-09-03 Zack Weinberg <zack@codesourcery.com>
6310 * optabs.c (expand_ffs): Initialize val and defined_at_zero
6313 * optabs.c: Remove unnecessary forward declarations.
6314 (expand_unop_direct): New, broken out of expand_unop.
6315 (expand_doubleword_clz): New.
6316 (expand_ctz): Move above expand_ffs. Use
6317 start_sequence, end_sequence, add_equal_note, and
6318 expand_unop_direct. Add more commentary.
6319 (expand_ffs): Try both ctz optab and expand_ctz.
6320 Generate a test and branch if the hardware doesn't give us
6321 a useful value for input zero. Style improvements similar to
6324 * config/arm/arm.md (ffssi2, ctzsi2): Delete.
6326 2007-09-03 Zack Weinberg <zack@codesourcery.com>
6328 * config.gcc: Delete stanza for arm-semi-aof and
6329 armel-semi-aof targets.
6330 * config/arm/arm-protos.h
6332 * config/arm/arm.h: Delete all #ifdef AOF_ASSEMBLER blocks;
6333 make all #ifndef AOF_ASSEMBLER blocks unconditional. Also
6334 delete aof_pic_label and remove mention of AOF in comments.
6335 * config/arm/arm.md: Delete patterns used only for AOF assembly.
6337 * config/arm/semiaof.h
6338 * config/arm/t-semi: Delete file.
6340 2007-09-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6342 * system.h (CONST_CAST2, CONST_CAST_TREE, CONST_CAST_RTX,
6343 CONST_CAST_BB): New macros for type-specific casts.
6344 (CONST_CAST): Add a TYPE parameter and define it in terms of
6347 * c-decl.c (c_make_fname_decl): Supply a TYPE for CONST_CAST.
6348 * c-lex.c (cb_ident, lex_string): Likewise,
6349 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise,
6350 * config/i386/i386.c (ix86_function_regparm,
6351 ix86_function_sseregparm): Use CONST_CAST_TREE.
6352 * config/mmix/mmix.c (mmix_encode_section_info): Supply a TYPE for
6354 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
6355 give_switch, set_multilib_dir): Likewise,
6356 * gengtype-parse.c (string_seq, typedef_name): Likewise,
6357 * gimple-low.c (block_may_fallthru): Use CONST_CAST_TREE.
6358 * jump.c (reversed_comparison_code_parts): Use CONST_CAST_RTX.
6359 * passes.c (execute_one_pass): Supply a TYPE for CONST_CAST.
6360 * prefix.c (update_path): Likewise,
6361 * pretty-print.c (pp_base_destroy_prefix): Likewise,
6362 * rtlanal.c (keep_with_call_p): Use CONST_CAST_RTX.
6363 * tree-cfg.c (tree_can_merge_blocks_p,
6364 tree_block_ends_with_condjump_p): Use CONST_CAST_BB.
6365 * tree-eh.c (lookup_stmt_eh_region_fn): USe CONST_CAST_TREE.
6366 * tree.c (build_string): Supply a TYPE for CONST_CAST.
6367 (attribute_list_contained): Use CONST_CAST_TREE.
6369 2007-09-03 Krister Walfridsson <cato@df.lth.se>
6371 * config/netbsd-elf.h (USE_LD_AS_NEEDED): Define.
6373 2007-09-03 Richard Sandiford <richard@codesourcery.com>
6376 * optabs.c (avoid_expensive_constant): Canonicalize CONST_INTs
6377 before forcing them into a register.
6379 2007-09-03 Richard Sandiford <richard@codesourcery.com>
6381 * config/mips/mips.md (fetchop_bit): Use define_code_iterator
6382 rather than define_code_macro.
6384 2007-09-03 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
6386 * gcc.c (xputenv): New function.
6387 (putenv_from_prefixes): Use xputenv instead of putenv.
6388 (process_command): Use xputenv instead of putenv.
6389 (set_collect_gcc_options): Use xputenv instead of putenv.
6390 (main): Use xputenv instead of putenv.
6392 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
6394 * config/cris/cris.h (TARGET_HAS_SWAP): Defined to describe
6395 availability of swap instruction.
6396 * config/cris/cris.md (bswapsi2): Implement using swap instruction.
6398 2007-09-03 Revital Eres <eres@il.ibm.com>
6400 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Update
6403 2007-09-03 Vladimir Yanovsky <yanov@il.ibm.com>
6404 Ayal Zaks <zaks@il.ibm.com>
6405 Revital Eres <eres@il.ibm.com>
6407 * modulo-sched.c (ps_insert_empty_row, verify_partial_schedule,
6408 compute_split_row): New functions.
6409 (ps_unschedule_node): Remove.
6410 (normalize_sched_times): Iterate over the already scheduled
6411 insns instead of the number of nodes.
6412 (MAX_SPLIT_NUM): New definition.
6413 (sms_schedule_by_order): Change the scheduling heuristic to
6414 avoid useless increases of initiation interval ii.
6415 (get_sched_window): Add dump printouts.
6417 2007-09-02 David Daney <ddaney@avtrex.com>
6419 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP, UNSPEC_SYNC_OLD_OP,
6420 UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE): New define_constants.
6421 (optab, insn): Add more attributes.
6422 (fetchop_bit): New code macro.
6423 (immediate_insn): New code macro attribute.
6424 (sync): Change condition to ISA_HAS_SYNC.
6425 (rdhwr): Change predicate for operand 0 to register_operand.
6426 (memory_barrier): New expand.
6427 (sync_compare_and_swap<mode>, sync_add<mode>, sync_sub<mode>,
6428 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
6429 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
6430 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
6431 sync_new_nand<mode>, sync_lock_test_and_set<mode>): New insns.
6432 * config/mips/mips.h (ISA_HAS_SYNC, ISA_HAS_LL_SC): New ISA predicates.
6433 (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP, MIPS_SYNC_OLD_OP,
6434 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
6435 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): New Macros.
6437 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
6438 Hans-Peter Nilsson <hp@axis.com>
6440 * config/cris/cris.h (TARGET_HAS_LZ, CLZ_DEFINED_VALUE_AT_ZERO):
6441 Defined to describe availability and behavior of CLZ.
6442 * config/cris/cris.md (clzsi2): Implement using lz instruction.
6443 * config/cris/cris.opt: Tweak comment for "-metrax4".
6444 * config/cris/arit.c (LZ): When defined, define as __builtin_clz.
6445 * longlong.h [__CRIS__ && __CRIS_arch_version >= 3]
6446 (count_leading_zeros): Define.
6448 2007-09-01 Laurynas Biveinis <laurynas.biveinis@gmail.com>
6450 * ggc-page.c (ggc_pch_read): Call validate_free_objects.
6452 2007-09-02 Joseph Myers <joseph@codesourcery.com>
6456 * c-decl.c (grokdeclarator): Apply qualifiers to type of parameter
6459 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
6461 * config/arm/arm.c, config/rs6000/ppu_intrinsics.h,
6462 config/spu/spu.c, df-scan.c, fixed-value.c, fold-const.c,
6463 ginclude/tgmath.h, haifa-sched.c, optabs.c, recog.c,
6464 sched-deps.c, sched-int.h, system.h, target.h,
6465 tree-ssa-live.c, tree-vect-transform.c, tree-vectorizer.c,
6466 tree.def: Fix comment typos.
6468 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
6470 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove.
6471 (override_options): Turn on -mstrict-align on non-ColdFire
6473 * config/m68k/m68k.h (BIGGEST_ALIGNMENT): Update a comment.
6475 2007-09-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6477 * c-common.c (const_strip_array_types): Delete.
6478 * c-common.h (const_strip_array_types): Likewise.
6479 * emit-rtl.c (const_next_insn, const_previous_insn,
6480 const_next_nonnote_insn, const_prev_nonnote_insn,
6481 const_next_real_insn, const_prev_real_insn,
6482 const_next_active_insn, const_prev_active_insn, const_next_label,
6483 const_prev_label): Delete.
6484 * gimple-low.c (block_may_fallthru): Use expr_last.
6485 * jump.c (reversed_comparison_code_parts): Use prev_nonnote_insn.
6486 * rtl.h (const_previous_insn, const_next_insn,
6487 const_prev_nonnote_insn, const_next_nonnote_insn,
6488 const_prev_real_insn, const_next_real_insn,
6489 const_prev_active_insn, const_next_active_insn, const_prev_label,
6490 const_next_label): Delete.
6491 * rtlanal.c (keep_with_call_p): Use next_nonnote_insn.
6492 * system.h (CONST_CAST): Update comment.
6493 * tree-cfg.c (tree_can_merge_blocks_p): Use last_stmt.
6494 (const_first_stmt, const_last_stmt): Delete.
6495 (tree_block_ends_with_condjump_p): Use last_stmt.
6496 * tree-flow.h (const_first_stmt, const_last_stmt): Delete.
6497 * tree-iterator.c (const_expr_first, const_expr_last,
6498 const_expr_only): Delete.
6499 * tree.c (const_lookup_attribute): Likewise.
6500 (attribute_list_contained): Use lookup_attribute.
6501 * tree.h (const_lookup_attribute, const_expr_first,
6502 const_expr_last, const_expr_only): Delete.
6504 2007-09-01 Richard Guenther <rguenther@suse.de>
6506 * tree-ssa-alias.c (create_name_tags): Use TYPE_VOLATILE
6507 instead of TREE_THIS_VOLATILE.
6508 * tree-ssa-operands.c (add_virtual_operand): Do not set
6509 has_volatile_ops. Do not check s_ann for NULL.
6510 (get_indirect_ref_operands): Likewise.
6511 (get_expr_operands): Likewise. For all reference trees
6512 set has_volatile_ops based on TREE_THIS_VOLATILE. Also
6513 check base of reference for TREE_THIS_VOLATILE.
6515 2007-09-01 Richard Guenther <rguenther@suse.de>
6517 * tree-cfg.c (verify_gimple_expr): Fix check for conversions
6518 between integral types. Also allow conversions between
6521 2007-08-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
6523 * optabs.c (prepare_float_lib_cmp): Use
6524 libgcc_cmp_return_mode instead of word_mode.
6525 * config/dfp-bit.h: Likewise.
6526 * config/fp-bit.h: Likewise.
6527 * config/spu/spu.c (spu_libgcc_cmp_return_mode):
6529 (spu_libgcc_shift_count_mode): New function.
6530 (TARGET_LIBGCC_CMP_RETURN_MODE): Define.
6531 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Define.
6533 2007-08-31 Joseph Myers <joseph@codesourcery.com>
6535 * tree-pretty-print.c: Include output.h.
6536 (dump_decl_name, dump_generic_node): Use %wd with pp_printf, not
6537 HOST_WIDE_INT_PRINT_DEC.
6538 * Makefile.in (tree-pretty-print.o): Add dependency on output.h.
6540 2007-08-31 Zdenek Dvorak <ook@ucw.cz>
6542 PR rtl-optimization/33224
6543 * loop-iv.c (latch_dominating_def): Check that the definition belongs
6544 to the analysed region.
6546 2007-08-31 Richard Guenther <rguenther@suse.de>
6548 * function.c (allocate_struct_function): Do not set
6549 current_function_returns_pointer.
6550 * function.h (struct var_refs_queue): Remove.
6551 (struct simple_obstack_stack): Likewise.
6552 (struct function): Remove fixup_var_refs_queue member.
6553 Remove returns_pointer flag.
6554 (current_function_returns_pointer): Remove define.
6556 2007-08-31 Nick Clifton <nickc@redhat.com>
6558 * tree-ssa-coalesce.c (compare_pairs): Use the elements as
6559 secondary keys in order to obtain a stable sort.
6561 2007-08-31 Nick Clifton <nickc@redhat.com>
6564 * config/m32r/constraints.md: Add W constraint for integer zero.
6565 * config/m32r/m32r.md (get_pc): Use W and i constraints.
6566 Fix length calculation by using alternatives.
6568 2007-08-31 Richard Sandiford <richard@codesourcery.com>
6570 * optabs.c (shift_optab_p, commutative_optab_p): New functions,
6571 split out from expand_binop.
6572 (avoid_expensive_constant): New function.
6573 (expand_binop_directly): Remove commutative_op argument and
6574 (expand_binop_directly): Remove commutative_op argument and
6575 call cummutative_optab_p instead. Do not change op0 or op1
6576 when swapping xop0 and xop1. Apply avoid_expensive_constant
6577 to each argument after potential swapping. Enforce the
6578 canonical order of commutative operands.
6579 (expand_binop): Use shift_optab_p and commutative_optab_p.
6580 Update the calls to expand_binop_directly. Only force constants
6581 into registers when widening an operation. Only swap operands
6582 once a direct expansion has been rejected.
6583 (expand_twoval_binop): Only force constants into registers when
6584 using a direct expansion.
6586 2007-08-31 Maxim Kuvyrkov <maxim@codesourcery.com>
6588 * sched-deps.c (update_dep): Mark arguments with ATTRIBUTE_UNUSED.
6589 (sched_analyze_insn): Don't postprocess speculative dependencies when
6590 target has no scheduling.
6591 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Fix
6592 'uninitialized' warning.
6594 2007-08-31 Richard Guenther <rguenther@suse.de>
6596 * tree.c (build_complex_type): Always set TYPE_NAME for
6599 2007-08-31 Olivier Hainque <hainque@adacore.com>
6601 * config/rs6000/xcoff.h (XCOFF_CSECT_DEFAULT_ALIGNMENT_STR): New
6602 internal macro. Default alignment factor for csect directives, chosen
6603 to match what BIGGEST_ALIGNMENT allows.
6604 (DATA_SECTION_ASM_OP): Use it.
6605 * config/rs6000/rs6000.c
6606 (rs6000_xcoff_output_readonly_section_asm_op):
6607 Use XCOFF_CSECT_DEFAULT_ALIGNMENT_STR.
6608 (rs6000_xcoff_output_readwrite_section_asm_op): Likewise.
6610 2007-08-31 Olivier Hainque <hainque@adacore.com>
6612 * dbxout.c (dbxout_block): Move declaration within the first
6613 #if defined (DBX_DEBUGGING_INFO) block. Rearrange another such
6614 block to include the definition, together with the associated
6617 2007-08-31 David Edelsohn <edelsohn@gnu.org>
6618 Revital Eres <eres@il.ibm.com>
6620 * doc/invoke.texi (-mpaired): Document flag.
6621 * config.gcc: Include paired.h in powerpc extra_headers and
6622 750cl.h in powerpc-*-linux*paired*.
6623 * config/rs6000/rs6000.opt (-mpaired): New flag.
6624 * config/rs6000/rs6000.c (paired_init_builtins,
6625 paired_expand_builtin, paired_expand_lv_builtin,
6626 paired_expand_stv_builtin, paired_expand_predicate_builtin):
6627 New functions to support the paired single builtin functions.
6628 (rs6000_hard_regno_mode_ok): Handle PAIRED_VECTOR_MODE.
6629 (def_builtin, bdesc_3arg, bdesc_2arg, bdesc_1arg): Add paired
6631 (bdesc_paired_preds): New structure for paired predicate
6633 (rs6000_expand_builtin): Expand paired single builtins.
6634 (rs6000_init_builtins): Init paired single builtins.
6635 (rs6000_common_init_builtins): Add v2sf_ftype_v2sf_v2sf_v2sf.
6636 Rename v2sf_ftype_v2sf_v2sf to v2sf_ftype_v2sf_v2sf_spe
6637 and v2sf_ftype_v2sf_spe to v2sf_ftype_v2sf. Add new types
6638 v2sf_ftype_v2sf_v2sf and v2sf_ftype_v2sf.
6639 (rs6000_vector_mode_supported_p): Support paired vector mode.
6640 * config/rs6000/rs6000.h: (UNITS_PER_PAIRED_WORD,
6641 PAIRED_VECTOR_MODE, PAIRED_SIMD_REGNO_P, TARGET_PAIRED_FLOAT):
6643 (LOCAL_ALIGNMENT): Handle PAIRED_VECTOR_MODE.
6644 (DATA_ALIGNMENT): Likewise.
6645 (UNITS_PER_SIMD_WORD): Handle PAIRED_VECTOR_MODE.
6646 (rs6000_builtins): Add PAIRED builtins.
6647 * config/rs6000/rs6000.md: Include paired.md.
6648 * config/rs6000/paired.h: New.
6649 * config/rs6000/paired.md: New.
6650 * config/rs6000/750cl.h: New.
6651 * config/rs6000/spe.md: Recognize movv2sf instruction for 750cl.
6653 2007-08-30 Ollie Wild <aaw@google.com>
6655 * c-opts.c (c_common_handle_option): Support -fno-directives-only.
6656 * gcc.c (default_compilers): Add -fno-directives-only to
6657 @assembler-with-cpp.
6659 2007-08-30 Sandra Loosemore <sandra@codesourcery.com>
6663 * regclass.c (initial_fixed_regs): Revert previous change and make
6665 (initial_call_used_regs): Likewise.
6666 (initial_call_really_used_regs): Delete, reverting previous addition.
6667 (initial_reg_names): Likewise.
6668 (init_reg_sets): Revert previous change.
6669 (saved_fixed_regs): New.
6670 (saved_call_used_regs): New.
6671 (saved_call_really_used_regs): New.
6672 (saved_reg_names): New.
6673 (save_register_info): New.
6674 (restore_register_info): New.
6675 (init_reg_sets_1): Replace reset of register info with call to
6676 restore_register_info.
6677 * rtl.h (save_register_info): Declare.
6678 * toplev.c (backend_init): Call save_register_info.
6680 2007-08-30 Laurynas Biveinis <laurynas.biveinis@gmail.com>
6682 * tree-ssa-propagate.c (set_rhs): Remove the copied annotation
6683 from the original statement.
6685 2007-08-30 Chao-ying Fu <fu@mips.com>
6687 * c-lex.c (interpret_fixed): Declare.
6688 (interpret_float): Process _Fract and _Accum.
6689 (interpret_fixed): New function.
6690 * final.c (output_addr_const): Process CONST_FIXED.
6691 * simplify-rtx.c (simplify_const_unary_operation): Handle US_NEG.
6692 (simplify_binary_operation_1): Handle US_ASHIFT, SS_MULT, US_MULT,
6694 (simplify_const_binary_operation): Handle SS_MULT, US_MULT, SS_DIV,
6696 (simplify_immed_subreg): Support CONST_FIXED.
6697 Process MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
6698 (simplify_subreg): Support CONST_FIXED.
6700 2007-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
6702 * config/rs6000/ppu_intrinsics.h: New file.
6703 * config.gcc (powerpc*-*-* <extra_headers>): Install
6706 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
6708 * cfg.c (dump_flow_info): Change to also print entry and exit
6710 * print-rtl.c (print_rtl_single): Allow to print rtl with
6713 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
6715 * df-core.h (df_dump_region): New function.
6716 * df.h (df_dump_region): New function.
6717 * loop-invariant.c (find_defs): Add call to df_dump_region.
6718 * loop-iv.c (iv_analysis_loop_init): Changed call from df_dump to
6721 2007-08-30 Jakub Jelinek <jakub@redhat.com>
6724 * config/rs6000/rs6000.c (rs6000_elf_in_small_data_p): Return
6725 true if any of the compare_section_name calls returned true,
6726 rather than if any returned false.
6728 2007-08-30 Richard Guenther <rguenther@suse.de>
6730 PR tree-optimization/33199
6731 * tree-ssa-structalias.c (handle_lhs_call): New function.
6732 (find_func_aliases): In non-IPA mode make sure that for
6733 calls that return a pointer we add a constraint for the
6734 result to point to anything.
6736 2007-08-30 Richard Guenther <rguenther@suse.de>
6738 * doc/invoke.texi (-mveclibabi): Document new target option.
6739 * config/i386/i386.opt (-mveclibabi): New target option.
6740 * config/i386/i386.c (ix86_veclib_handler): Handler for
6741 vectorization library support.
6742 (override_options): Handle the -mveclibabi option, initialize
6743 the vectorization library handler.
6744 (ix86_builtin_vectorized_function): As fallback call the
6745 vectorization library handler, if set.
6746 (ix86_veclibabi_acml): New static function for ACML ABI style
6747 vectorization support.
6749 2007-08-30 Jakub Jelinek <jakub@redhat.com>
6751 * config/rs6000/rs6000.c (rs6000_emit_sync): For QI or HI mode
6752 used_m, even if it is 32-bit aligned, adjust used_m MEM to have
6753 SImode and update m. Don't run gen_lowpart_common on arbitrary
6754 memory address, force it to register first.
6757 * dce.c (dce_process_block): Don't delete setters of
6758 artificially used registers.
6760 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6762 * config/s390/s390.md ("*add<mode>3_alc_carry1_cc",
6763 "*add<mode>3_alc_carry1_cconly", "*add<mode>3_alc_carry2_cc",
6764 "*add<mode>3_alc_carry2_cconly"): New insn definitions.
6766 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6768 * config/s390/s390.c (s390_expand_addcc): Emit canonical alc
6770 * config/s390/s390.md ("*add<mode>3_alc_cc", "*add<mode>3_alc",
6771 "addti3", "*adddi3_31z", "*scond<mode>"): Make alc pattern canonical.
6773 2007-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6775 * system.h: Activate -Wcast-qual as warning-only.
6777 2007-08-29 Paolo Bonzini <bonzini@gnu.org>
6780 * config/rs6000/rs6000.c (compare_section_name): New function.
6781 (rs6000_elf_in_small_data_p): Compare section prefixes instead
6784 2007-08-29 Olivier Hainque <hainque@adacore.com>
6786 * xcoffout.c: #include debug.h.
6787 * Makefile.in (xcoffout.o): Add debug.h dependency.
6789 2007-08-29 Uros Bizjak <ubizjak@gmail.com>
6791 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
6792 Change CONST_VECTOR_ELT to XVECEXP in elem calculation.
6794 2007-08-29 Richard Guenther <rguenther@suse.de>
6796 * tree-pretty-print.c (dump_generic_node): Print
6797 label DECL_UID as D.%u.
6798 * tree-dfa.c (dump_variable): Print DECL_UID as D.%u.
6800 2007-08-29 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
6802 * gcc/builtin-types.def (BT_FN_PTR_PTR_SIZE): New type.
6803 * gcc/builtins.def (BUILT_IN_REALLOC): New builtin.
6805 2007-08-29 Douglas Gregor <doug.gregor@gmail.com>
6808 * tree.c (build_type_attribute_qual_variant): Set canonical types
6809 on the final, unqualified attribute variant before building the
6812 2007-08-29 Jie Zhang <jie.zhang@analog.com>
6814 * config/bfin/bfin.c (bfin_expand_builtin): Fix the argument
6815 order of __builtin_bfin_cmplx_mac and __builtin_bfin_cmplx_msu.
6817 2007-08-29 Jie Zhang <jie.zhang@analog.com>
6820 2007-08-29 Jie Zhang <jie.zhang@analog.com>
6821 * config/bfin/bfin.md (composev2hi): Put operands into vector
6824 2007-08-29 Jie Zhang <jie.zhang@analog.com>
6826 * config/bfin/bfin.md (composev2hi): Put operands into vector
6829 2007-08-29 Jie Zhang <jie.zhang@analog.com>
6831 * config/bfin/bfin.c (bfin_expand_call): Inline PLT with l1_text
6832 attribute when appropriate.
6833 (bfin_handle_l1_text_attribute): New.
6834 (bfin_handle_l1_data_attribute): New.
6835 (bfin_attribute_table): Add attributes: l1_text, l1_data,
6836 l1_data_A and l1_data_B.
6837 * doc/extend.texi (node Function Attributes): Document l1_text
6839 (Variable Attributes): Add Blackfin subsection. Document l1_data,
6840 l1_data_A and l1_data_B variable attributes.
6842 2007-08-28 Jie Zhang <jie.zhang@analog.com>
6844 * config/bfin/bfin.opt (minline-plt): Add.
6845 * config/bfin/bfin.c (bfin_expand_call): Inline PLT when emit
6846 call to global functions.
6847 * doc/invoke.texi (Option Summary): Mention -minline-plt.
6848 (Blackfin Options): Document -minline-plt.
6850 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
6852 * config/m68k/m68k.c (m68k_get_function_kind): Assert we're never
6853 given a non-function.
6854 (m68k_ok_for_sibcall_p): Only sibcall functions of the same kind.
6856 2007-08-28 DJ Delorie <dj@redhat.com>
6858 * config/sh/sh.c (sh_gimplify_va_arg_expr): Fix sh2a support.
6860 2007-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6862 * system.h (CONST_CAST): Avoid union for gcc-4.0.x.
6864 2007-08-28 Richard Guenther <rguenther@suse.de>
6866 * tree.h (struct tree_function_decl): Increase size of
6867 function_code bitfield.
6869 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
6870 Kazu Hirata <kazu@codesourcery.com>
6872 * gcc/config/m68k/linux.h
6873 (M68K_HONOR_TARGET_STRICT_ALIGNMENT): Redefine as 0.
6874 * config/m68k/m68k.c (TARGET_RETURN_IN_MEMORY): New.
6875 (m68k_return_in_memory): New.
6876 * gcc/config/m68k/m68k.h (M68K_HONOR_TARGET_STRICT_ALIGNMENT):
6879 2007-08-28 Uros Bizjak <ubizjak@gmail.com>
6882 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
6883 Simplify nested VEC_SELECT (with optional VEC_CONCAT operator as
6884 operand) when top VEC_SELECT extracts scalar element.
6885 * config/i386/sse.md (*vec_extract_v4si_mem): New pattern.
6886 (*vec_extract_v4sf_mem): Ditto.
6888 2007-08-28 Jakub Jelinek <jakub@redhat.com>
6891 * passes.c (init_optimization_passes): Move pass_df_finish
6892 after pass_postreload sublist.
6894 PR rtl-optimization/33148
6895 * simplify-rtx.c (simplify_unary_operation_1): Only optimize
6896 (neg (lt X 0)) if X has scalar int mode.
6899 * dwarf2out.c (rtl_for_decl_init): If vector decl has CONSTRUCTOR
6900 initializer, use build_vector_from_ctor if possible to create
6901 VECTOR_CST out of it. If vector initializer is not VECTOR_CST
6902 even after this, return NULL.
6904 2007-08-28 Gabriel Dos Reis <gdr@integrable-solutions.net>
6906 * c-pretty-print.c (pp_c_constant): Handle COMPLEX_CST.
6908 2007-08-28 Richard Guenther <rguenther@suse.de>
6910 * tree.h (DECL_DISREGARD_INLINE_LIMITS): New.
6911 (struct tree_function_decl): Make function_code a bitfield.
6912 Add disregard_inline_limits flag.
6913 * cgraphunit.c (cgraph_process_new_functions): Check
6914 DECL_DISREGARD_INLINE_LIMITS instead of disregard_inline_limits_p.
6915 (cgraph_preserve_function_body_p): Likewise.
6916 * ipa-inline.c (compute_inline_parameters): Likewise.
6917 * c-decl.c (finish_function): Set DECL_DISREGARD_INLINE_LIMITS
6918 for GNU C extern inline functions.
6919 (merge_decls): Merge DECL_DISREGARD_INLINE_LIMITS.
6920 * tree-inline.c (disregard_inline_limits_p): Remove.
6921 * tree-inline.h (disregard_inline_limits_p): Likewise.
6922 * c-common.c (handle_always_inline_attribute): Set
6923 DECL_DISREGARD_INLINE_LIMITS.
6924 * langhooks.c (add_builtin_function): Verify the function code
6925 fits in the bitfield.
6927 2007-08-28 Mircea Namolaru <namolaru@il.ibm.com>
6928 Vladimir Yanovsky <yanov@il.ibm.com>
6929 Revital Eres <eres@il.ibm.com>
6930 Andrey Belevantsev <abel@ispras.ru>
6932 * config/spu/spu.md: Recognize doloop pattern when -fmodulo-sched
6934 * modulo-sched.c: Add documentation regarding do-loop.
6935 (doloop_register_get): Change number of arguments to support
6936 the new do-loop pattern and check whether COUNT_REG has no other
6937 occurences in the loop besides in the control part.
6938 (duplicate_insns_of_cycles): Do not duplicate the insn which
6939 changes count_reg as it is already adjusted.
6940 (generate_prolog_epilog): New argument to support the new
6941 do-loop pattern. Change the subtract instruction to use
6942 expand_simple_binop. Call duplicate_insns_of_cycles with new
6944 (sms_schedule): Call doloop_register_get and
6945 generate_prolog_epilog with new argument. Do not handle loops
6946 with single sets insns with subreg in their lhs.
6947 * loop-doloop.c (doloop_optimize): Support for another do-loop
6949 (doloop_condition_get): Gets an instruction instead of a pattern
6950 and change the return condition when the do-loop pattern is
6952 * ddg.c (create_ddg_dep_from_intra_loop_link): Handle only reg
6953 deps when considering to not create edges.
6955 2007-08-27 Alexandre Oliva <aoliva@redhat.com>
6957 * doc/extend.texi (gnu_inline funtion attribute): Document C++
6960 2007-08-27 Jason Merrill <jason@redhat.com>
6963 * gimplify.c (gimplify_modify_expr): Discard the assignment of
6964 zero-sized types after calling gimplify_modify_expr_rhs.
6966 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
6968 * regclass.c (init_reg_autoinc): Fix typo.
6970 2007-08-27 Daniel Berlin <dberlin@dberlin.org>
6972 Fix PR tree-optimization/33173
6973 * tree-ssa-alias.c (find_used_portions): Fix reversed test.
6975 2007-08-27 H.J. Lu <hongjiu.lu@intel.com>
6978 * config/i386/i386.h (VALID_DFP_MODE_P): New.
6979 * config/i386/i386.c (ix86_hard_regno_mode_ok): Allow DFP in
6982 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
6983 David Ung <davidu@mips.com>
6984 Nigel Stephens <nigel@mips.com>
6986 Separate target-specific initialization from general
6987 back-end initialization.
6989 * toplev.c (init_alignments): New, split out from...
6990 (process_options): ...here.
6991 (backend_init_target): New, split out from...
6992 (backend_init): ...here.
6993 (lang_dependent_init_target): New, split out from...
6994 (lang_dependent_init): ...here.
6995 (target_reinit): New.
6996 * toplev.h (target_reinit): Declare.
6997 * expr.c (init_expr_target): Renamed from init_expr_once, since it
6998 now can be called more than once. Update comments.
6999 * expr.h (init_expr_target): Likewise.
7000 * alias.c (init_alias_target): Renamed from init_alias_once, since it
7001 now can be called more than once. Explicitly zero
7002 static_reg_base_value.
7003 * emit-rtl.c (init_emit_regs): New, split out from...
7004 (init_emit_once): Here.
7005 * regclass.c (initial_fixed_regs, initial_call_used_regs): Make
7006 non-const, so that changes from command-line arguments can overwrite
7007 values provided by the static initializers.
7008 (initial_call_really_used_regs): New, used similarly to the above.
7009 (initial_reg_names): Likewise.
7010 (last_mode_for_init_move_cost): Promoted function-local static to
7011 file-scope static to make it accessible outside init_move_cost.
7012 (init_reg_sets): Do not initialize fixed_regs and call_used_regs yet.
7013 Do not initialize inv_reg_alloc_order yet, either. Do initialize
7014 reg_names since it is needed for parsing command-line options.
7015 (init_move_cost): Use last_mode_for_init_move_cost instead of
7016 function-local static.
7017 (init_reg_sets_1): Initialize fixed_regs, call_used_regs, and
7018 call_really_used_regs now. Reinitialize reg_names. Also
7019 initialize inv_reg_alloc_order. Zero reg_class_subunion and
7020 reg_class_superunion. Clear losing_caller_save_reg_set.
7021 Preserve global registers if called more than once. Reset
7022 move cost, may_move_in_cost, may_move_out_cost, and
7023 last_mode_for_init_move_cost.
7024 (init_reg_modes_target): Renamed from init_reg_modes_once, since it
7025 can now be invoked more than once. Update comments.
7026 (init_regs): Update comments.
7027 (fix_register): Update initial_fixed_regs, initial_call_used_regs,
7028 and initial_call_really_used_regs, instead of the non-initial
7029 variables. This allows us to save the command-line register settings
7030 after target reinitialization.
7031 (init_reg_autoinc): Zero forbidden_inc_dec_classes.
7032 * rtl.h (init_emit_regs): Declare.
7033 (init_reg_modes_target, init_alias_target): Renamed as described
7035 * reload1.c (init_reload): Update comments.
7036 * optabs.c (init_optabs): Likewise.
7037 * cfgloopanal.c (init_set_costs): Explicitly zero target_avail_regs.
7039 2007-08-26 Chao-ying Fu <fu@mips.com>
7041 * rtl.h (XCNMPFV): Preserve const-ness of parameters through use of
7044 2007-08-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7046 * alias.c (memory_modified_1, memory_modified_in_insn_p):
7048 * basic-block.h (tree_predicted_by_p, rtl_predicted_by_p):
7050 * bb-reorder.c (copy_bb_p): Likewise.
7051 * cfghooks.c (can_remove_branch_p, can_merge_blocks_p,
7052 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
7053 block_ends_with_condjump_p): Likewise.
7054 * cfghooks.h (can_remove_branch_p, can_merge_blocks_p,
7055 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
7056 block_ends_with_condjump_p): Likewise.
7057 * cfglayout.c (cfg_layout_can_duplicate_bb_p): Likewise.
7058 * cfgrtl.c (can_delete_note_p, can_delete_label_p,
7059 rtl_can_merge_blocks, cfg_layout_can_merge_blocks_p,
7060 rtl_block_ends_with_call_p, rtl_block_ends_with_condjump_p,
7061 need_fake_edge_p, rtl_can_remove_branch_p): Likewise.
7062 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Use
7063 debug_true_const_tree instad of debug_true_tree.
7064 * debug.c (do_nothing_debug_hooks): Likewise.
7065 * debug.h (ignore_block, debug_true_const_tree): Constify.
7066 * dwarf2out.c (stack_adjust_offset, clobbers_queued_reg_save,
7067 dwarf2out_ignore_block, is_pseudo_reg, is_tagged_type,
7068 decl_ultimate_origin, block_ultimate_origin, lookup_decl_loc,
7069 same_dw_val_p, add_ranges, is_subrange_type, type_is_enum,
7070 dbx_reg_number, is_based_loc, field_type,
7071 simple_type_align_in_bits, simple_decl_align_in_bits,
7072 simple_type_size_in_bits, field_byte_offset, insert_float,
7073 type_tag, member_declared_type, is_redundant_typedef,
7074 secname_for_decl, is_inlined_entry_point): Likewise.
7075 * emit-rtl.c (const_next_insn, const_previous_insn,
7076 const_next_nonnote_insn, const_prev_nonnote_insn,
7077 const_next_real_insn, const_prev_real_insn,
7078 const_next_active_insn, const_prev_active_insn, const_next_label,
7079 const_prev_label): Likewise.
7080 * except.h (lookup_stmt_eh_region_fn, lookup_stmt_eh_region):
7082 * haifa-sched.c (may_trap_exp, haifa_classify_insn,
7083 find_set_reg_weight, no_real_insns_p, find_set_reg_weight,
7084 sched_insn_is_legitimate_for_speculation_p): Likewise.
7085 * jump.c (reversed_comparison_code_parts,
7086 reversed_comparison_code, reversed_comparison, condjump_label):
7088 * predict.c (rtl_predicted_by_p, tree_predicted_by_p): Likewise.
7089 * reg-stack.c (stack_regs_mentioned_p, stack_regs_mentioned):
7091 * rtl.h (const_previous_insn, const_next_insn,
7092 const_prev_nonnote_insn, const_next_nonnote_insn,
7093 const_prev_real_insn, const_next_real_insn,
7094 const_prev_active_insn, const_next_active_insn, const_prev_label,
7095 const_next_label, modified_between_p, modified_in_p,
7096 const_note_storeskeep_with_call_p, condjump_label,
7097 reversed_comparison, reversed_comparison_code,
7098 reversed_comparison_code_parts, memory_modified_in_insn_p,
7099 stack_regs_mentioned): Likewise.
7100 * rtlanal.c (modified_between_p, modified_in_p, const_note_stores,
7101 keep_with_call_p): Likewise.
7102 * sched-deps.c (deps_may_trap_p, sched_get_condition,
7103 conditions_mutex_p, sched_insns_conditions_mutex_psd_next_list,
7104 sd_lists_size, sd_lists_empty_p): Likewise.
7105 * sched-int.h (sched_insns_conditions_mutex_p,
7106 haifa_classify_insn, no_real_insns_p,
7107 sched_insn_is_legitimate_for_speculation_p, sd_next_list,
7108 sd_lists_size, sd_lists_empty_p): Likewise.
7109 * sdbout.c (sdb_debug_hooks): Likewise.
7110 * tree-cfg.c (tree_can_merge_blocks_p, is_ctrl_altering_stmt,
7111 stmt_ends_bb_p, tree_can_remove_branch_p, tree_can_duplicate_bb_p,
7112 -tree_block_ends_with_call_p, tree_block_ends_with_condjump_p):
7114 * tree-eh.c (lookup_stmt_eh_region_fn, lookup_stmt_eh_region,
7115 tree_can_throw_internal): Likewise.
7116 * tree-flow-inline.h (phi_nodes): Likewise.
7117 * tree-flow.h (phi_nodesstmt_ends_bb_p, is_ctrl_altering_stmt,
7118 tree_can_throw_internal, lookup_stmt_eh_region): Likewise.
7119 * tree-gimple.c (const_get_call_expr_in): Likewise.
7120 * tree-gimple.h (const_get_call_expr_in): Likewise.
7121 * tree.c (const_lookup_attribute, attribute_list_equal,
7122 attribute_list_contained): Likewise.
7123 * tree.h (attribute_list_equal, attribute_list_contained,
7124 const_lookup_attribute): Likewise.
7125 * vmsdbgout.c (vmsdbgout_ignore_block): Likewise.
7127 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
7129 * tree-ssa-sccvn.c, tree-ssa-sccvn.h, tree-vn.c,
7130 tree-ssa-pre.c: Remove unnecessary trailing whitespace.
7132 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
7135 * config/alpha/constraints.md: Delete "svn:mime-type" property
7136 with svn propdel "svn:mime-type".
7138 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
7141 * ifcvt.c (noce_get_alt_condition): Make sure that the previous
7142 non NOTE insn doesn't cross basic block.
7143 (noce_try_abs): Likewise.
7144 (noce_process_if_block): Likewise.
7146 2007-08-26 David Edelsohn <edelsohn@gnu.org>
7149 * config/rs6000/predicates.md (offsettable_mem_operand): Memory
7150 operand without auto-inc-dec.
7151 * config/rs6000/rs6000.md (floatsidf2_internal): Use
7152 offsettable_mem_operand.
7153 (floatunssidf2_internal): Same.
7154 (fix_truncdfsi2_internal): Same.
7155 (floatsidf_ppc64): Same.
7156 (floatunssidf_ppc64): Same.
7157 (fix_trunctfsi2_internal): Same.
7159 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
7162 * Makefile.in (libbackend.o): Add gcov-iov.h dependency and
7163 pass defines needed for version.c.
7165 2007-08-25 Joseph Myers <joseph@codesourcery.com>
7167 * configure.ac (--debug-prefix-map check): Change assembler
7168 version presumed to have feature to 2.18.
7169 * configure: Regenerate.
7171 2007-08-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7173 * c-common.c (vector_types_convertible_p,
7174 decl_with_nonnull_addr_p, c_promoting_integer_type_p,
7175 self_promoting_args_p): Constify.
7176 * c-common.h (has_c_linkage, decl_with_nonnull_addr_p,
7177 c_promoting_integer_type_p, self_promoting_args_p,
7178 anon_aggr_type_p, vector_types_convertible_p): Likewise.
7179 * c-decl.c (anon_aggr_type_p): Likewise.
7180 * * c-dump.c (dump_stmt): Likewise.
7181 * c-objc-common.c (has_c_linkage): Likewise.
7182 * c-tree.h (same_translation_unit_p): Likewise.
7183 * c-typeck.c (null_pointer_constant_p,
7184 tagged_types_tu_compatible_p, function_types_compatible_p,
7185 type_lists_compatible_p, lvalue_or_else, lvalue_p,
7186 comptypes_internal, struct tagged_tu_seen_cache,
7187 same_translation_unit_p, alloc_tagged_tu_seen_cache,
7188 c_size_in_bytes): Likewise.
7189 * ggc-common.c (compare_ptr_data, hash_descriptor, eq_descriptor,
7190 hash_ptr, eq_ptr): Likewise.
7191 * langhooks-def.h (lhd_decl_ok_for_sibcall,
7192 LANG_HOOKS_OMP_PRIVATIZE_BY_REFERENCE): Likewise.
7193 * langhooks.c (lhd_decl_ok_for_sibcall): Likewise.
7194 * langhooks.h (ok_for_sibcall, omp_privatize_by_reference):
7196 * optabs.c (optab_for_tree_code): Likewise.
7197 * optabs.h (optab_for_tree_code): Likewise.
7198 * rtl.h (simplify_rtx): Likewise.
7199 * simplify-rtx.c (simplify_rtx): Likewise.
7200 * tree-dump.c (queue, queue_and_dump_index, queue_and_dump_type,
7201 dump_flag, dump_node): Likewise.
7202 * tree-dump.h (struct dump_info, dump_stmt, queue_and_dump_index,
7203 queue_and_dump_type, dump_flag): Likewise.
7204 * tree-flow.h (vect_can_force_dr_alignment_p): Likewise.
7205 * tree-pass.h (dump_node): Likewise.
7206 * tree-vectorizer.c (vect_can_force_dr_alignment_p,
7207 supportable_narrowing_operation): Likewise.
7208 * tree-vectorizer.h (vect_can_force_dr_alignment_p,
7209 supportable_narrowing_operation): Likewise.
7210 * tree-vrp.c (needs_overflow_infinity, supports_overflow_infinity,
7211 is_negative_overflow_infinity, is_positive_overflow_infinity,
7212 is_overflow_infinity, vrp_val_is_max, vrp_val_is_min,
7213 nonnull_arg_p, get_value_range, vrp_operand_equal_p,
7214 update_value_range, add_equivalence, ssa_name_nonnegative_p,
7215 ssa_name_nonzero_p, fp_predicate): Likewise.
7216 * tree.c (auto_var_in_fn_p, empty_body_p): Likewise.
7217 * tree.h (empty_body_p, auto_var_in_fn_p, ssa_name_nonzero_p,
7218 ssa_name_nonnegative_p): Likewise.
7220 2007-08-25 Hans Kester <hans.kester@ellips.nl>
7222 * config.gcc : Add x86_64-elf target.
7224 2007-08-25 Jakub Jelinek <jakub@redhat.com>
7226 * expr.c (store_expr): Fix order of store_by_pieces arguments.
7228 2007-08-24 Sandra Loosemore <sandra@codesourcery.com>
7229 Nigel Stephens <nigel@mips.com>
7233 * doc/tm.texi (SET_RATIO, SET_BY_PIECES_P): Document new macros.
7234 (STORE_BY_PIECES_P): No longer applies to __builtin_memset.
7235 * expr.c (SET_BY_PIECES_P): Define.
7236 (can_store_by_pieces, store_by_pieces): Add MEMSETP argument; use
7237 it to decide whether to use SET_BY_PIECES_P or STORE_BY_PIECES_P.
7238 (store_expr): Pass MEMSETP argument to can_store_by_pieces and
7240 * expr.h (SET_RATIO): Define.
7241 (can_store_by_pieces, store_by_pieces): Update prototypes.
7242 * builtins.c (expand_builtin_memcpy): Pass MEMSETP argument to
7243 can_store_by_pieces/store_by_pieces.
7244 (expand_builtin_memcpy_args): Likewise.
7245 (expand_builtin_strncpy): Likewise.
7246 (expand_builtin_memset_args): Likewise. Also remove special case
7247 for optimize_size so that can_store_by_pieces/SET_BY_PIECES_P can
7248 decide what to do instead.
7249 * value-prof.c (tree_stringops_transform): Pass MEMSETP argument
7250 to can_store_by_pieces.
7252 * config/sh/sh.h (SET_BY_PIECES_P): Clone from STORE_BY_PIECES_P.
7253 * config/s390/s390.h (SET_BY_PIECES_P): Likewise.
7255 * config/mips/mips.opt (mmemcpy): Change from Var to Mask.
7256 * config/mips/mips.c (override_options): Make -Os default to -mmemcpy.
7257 * config/mips/mips.h (MIPS_CALL_RATIO): Define.
7258 (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Define.
7259 (STORE_BY_PIECES_P): Define.
7261 2007-08-24 Tom Tromey <tromey@redhat.com>
7263 * varpool.c (varpool_last_needed_node): Fix comment typo.
7264 * c-decl.c (duplicate_decls): Fix comment typo.
7265 (clone_underlying_type): Update comment.
7267 2007-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7269 * config/alpha/alpha.c (alpha_mangle_type, decl_has_samegp,
7270 alpha_in_small_data_p, alpha_split_complex_arg,
7271 alpha_stdarg_optimize_hook, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
7273 * config/arm/arm-protos.h (arm_mangle_type): Likewise.
7274 * config/arm/arm.c (arm_comp_type_attributes, arm_mangle_type):
7276 * config/bfin/bfin.c (funkind, bfin_comp_type_attributes,
7277 TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
7278 * config/darwin-protos.h (darwin_binds_local_p): Likewise.
7279 * config/darwin.c (darwin_binds_local_p): Likewise.
7280 * config/frv/frv.c (frv_string_begins_with, frv_in_small_data_p):
7282 * config/i386/i386-protos.h (i386_pe_binds_local_p,
7283 i386_pe_valid_dllimport_attribute_p): Likewise.
7284 * config/i386/i386.c (ix86_function_regparm,
7285 ix86_comp_type_attributes, ix86_ms_bitfield_layout_p,
7286 x86_can_output_mi_thunk, ix86_mangle_type,
7287 TARGET_USE_BLOCKS_FOR_CONSTANT_P): Likewise.
7288 * config/i386/winnt.c (i386_pe_valid_dllimport_attribute_p,
7289 i386_pe_binds_local_p): Likewise.
7290 * config/ia64/ia64.c
7291 (ia64_first_cycle_multipass_dfa_lookahead_guard_spec,
7292 ia64_needs_block_p, ia64_in_small_data_p, ia64_mangle_type,
7293 ia64_invalid_conversion, ia64_invalid_unary_op,
7294 ia64_invalid_binary_op, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
7296 * config/m32c/m32c.c (m32c_comp_type_attributes): Likewise.
7297 * config/m32r/m32r.c (m32r_in_small_data_p): Likewise.
7298 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
7299 * config/mips/mips.c (mips_use_blocks_for_constant_p,
7300 mips_in_small_data_p, mips_use_anchors_for_symbol_p,
7301 mips_comp_type_attributes, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
7302 mips_near_type_p, mips_far_type_p, mips_global_symbol_p,
7303 mips_symbol_binds_local_p, mips_classify_symbol): Likewise.
7304 * config/pa/pa.c (pa_commutative_p): Likewise.
7305 * config/rs6000/rs6000-protos.h (rs6000_elf_in_small_data_p):
7307 * config/rs6000/rs6000.c (rs6000_invalid_within_doloop,
7308 rs6000_ms_bitfield_layout_p, rs6000_mangle_type,
7309 rs6000_use_blocks_for_constant_p,
7310 rs6000_vector_alignment_reachable, rs6000_is_opaque_type,
7311 invalid_arg_for_unprototyped_fn, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
7312 TARGET_SPLIT_COMPLEX_ARG, rs6000_elf_in_small_data_p): Likewise.
7313 * config/s390/s390.c (s390_mangle_type,
7314 TARGET_ASM_CAN_OUTPUT_MI_THUNK, TARGET_INVALID_WITHIN_DOLOOP):
7316 * config/score/score.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
7317 th_in_small_data_p): Likewise.
7318 * config/sh/sh.c (sh_ms_bitfield_layout_p,
7319 sh_dwarf_calling_convention, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
7321 * config/sparc/sparc.c (sparc_can_output_mi_thunk,
7322 sparc_mangle_type): Likewise.
7323 * config/spu/spu.c (spu_vector_alignment_reachable): Likewise.
7324 * config/xtensa/xtensa.c (TARGET_SPLIT_COMPLEX_ARG): Likewise.
7325 * emit-rtl.c (const_fixed_htab_hash, const_fixed_htab_eq):
7327 * hooks.c (hook_bool_mode_const_rtx_false,
7328 hook_bool_mode_const_rtx_true,
7329 hook_bool_const_tree_hwi_hwi_const_tree_false,
7330 hook_bool_const_tree_hwi_hwi_const_tree_true,
7331 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
7332 hook_constcharptr_const_tree_null,
7333 hook_constcharptr_const_rtx_null,
7334 hook_constcharptr_const_tree_const_tree_null,
7335 hook_constcharptr_int_const_tree_null,
7336 hook_constcharptr_int_const_tree_const_tree_null): New.
7337 (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
7338 hook_bool_tree_hwi_hwi_tree_false,
7339 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
7340 hook_int_tree_tree_1, hook_constcharptr_tree_null,
7341 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
7342 hook_constcharptr_int_tree_null,
7343 hook_constcharptr_int_tree_tree_null): Delete.
7344 (default_can_output_mi_thunk_no_vcall): Constify.
7345 * hooks.h (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
7346 hook_bool_tree_hwi_hwi_tree_false,
7347 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
7348 hook_int_tree_tree_1, hook_constcharptr_tree_null,
7349 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
7350 hook_constcharptr_int_tree_null,
7351 hook_constcharptr_int_tree_tree_null): Delete.
7352 (hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true,
7353 hook_bool_const_tree_hwi_hwi_const_tree_false,
7354 hook_bool_const_tree_hwi_hwi_const_tree_true,
7355 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
7356 hook_constcharptr_const_tree_null,
7357 hook_constcharptr_const_rtx_null,
7358 hook_constcharptr_const_tree_const_tree_null,
7359 hook_constcharptr_int_const_tree_null,
7360 hook_constcharptr_int_const_tree_const_tree_null): New.
7361 (default_can_output_mi_thunk_no_vcall): Constify.
7362 * integrate.c (function_attribute_inlinable_p): Likewise.
7363 * integrate.h (function_attribute_inlinable_p): Likewise.
7364 * jump.c (rtx_renumbered_equal_p): Likewise.
7365 * output.h (decl_readonly_section, categorize_decl_for_section,
7366 default_use_anchors_for_symbol_p, default_binds_local_p,
7367 default_binds_local_p_1): Likewise.
7368 * rtl.h (rtx_renumbered_equal_p, decl_default_tls_model):
7370 * target-def.h (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
7371 TARGET_VALID_DLLIMPORT_ATTRIBUTE_P, TARGET_VECTOR_OPAQUE_P,
7372 TARGET_COMMUTATIVE_P, TARGET_USE_BLOCKS_FOR_CONSTANT_P,
7373 TARGET_COMP_TYPE_ATTRIBUTES,
7374 TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P,
7375 TARGET_MS_BITFIELD_LAYOUT_P, TARGET_MANGLE_TYPE,
7376 TARGET_IN_SMALL_DATA_P, TARGET_INVALID_CONVERSION,
7377 TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP,
7378 TARGET_DWARF_CALLING_CONVENTION): Likewise.
7379 * target.h (can_output_mi_thunk, needs_block_p,
7380 first_cycle_multipass_dfa_lookahead_guard_spec,
7381 vector_alignment_reachable, comp_type_attributes,
7382 function_attribute_inlinable_p, ms_bitfield_layout_p, mangle_type,
7383 commutative_p, use_blocks_for_constant_p,
7384 use_anchors_for_symbol_p, in_small_data_p, binds_local_p,
7385 vector_opaque_p, dwarf_calling_convention, stdarg_optimize_hook,
7386 invalid_within_doloop, valid_dllimport_attribute_p,
7387 split_complex_arg, invalid_arg_for_unprototyped_fn,
7388 invalid_conversion, invalid_unary_op, invalid_binary_op):
7390 * targhooks.c (default_invalid_within_doloop,
7391 hook_invalid_arg_for_unprototyped_fn,
7392 default_builtin_vector_alignment_reachable): Likewise.
7393 (hook_bool_rtx_commutative_p): Delete.
7394 (hook_bool_const_rtx_commutative_p): New.
7395 * targhooks.h (default_invalid_within_doloop,
7396 default_builtin_vector_alignment_reachable,
7397 hook_invalid_arg_for_unprototyped_fn): Constify.
7398 (hook_bool_rtx_commutative_p): Delete.
7399 (hook_bool_const_rtx_commutative_p): New.
7400 * varasm.c (bss_initializer_p, decl_default_tls_model,
7401 categorize_decl_for_section, decl_readonly_section,
7402 default_use_anchors_for_symbol_p, default_binds_local_p,
7403 default_binds_local_p_1): Constify.
7405 2007-08-24 Jie Zhang <jie.zhang@analog.com>
7407 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
7408 __NO_BUILTIN if -fno-builtin.
7410 2007-08-24 Jie Zhang <jie.zhang@analog.com>
7412 * config/bfin/bfin.c (print_operand): Report error instead of
7413 ICE for wrong operand.
7415 2007-08-24 Michael Matz <matz@suse.de>
7417 * Makefile.in (GTFILES_H): Use $(patsubst) instead of $(subst).
7419 2007-08-24 Richard Guenther <rguenther@suse.de>
7422 * tree-ssa.c (useless_type_conversion_p): Split into a
7423 recursive and a non-recursive part.
7424 (useless_type_conversion_p_1): New function.
7425 * tree-ssa-ccp.c (fold_stmt_r): Make sure that the result
7426 from maybe_fold_offset_to_reference is trivially convertible
7427 to the desired type before doing the simplification.
7429 2007-08-24 Jakub Jelinek <jakub@redhat.com>
7431 * expr.c (store_expr): Optimize initialization of an array
7433 * expr.h (builtin_strncpy_read_str): New prototype.
7434 * builtins.c (builtin_strncpy_read_str): Remove prototype.
7437 2007-08-24 Uros Bizjak <ubizjak@gmail.com>
7440 * ifcvt.c (noce_find_if_block): Do not clear if_info.cond_earliest
7441 field when initializing if_info structure.
7443 2007-08-24 Richard Guenther <rguenther@suse.de>
7445 * Makefile.in (tree-inline.o): Add $(TARGET_H) and $(INTEGRATE_H)
7447 * c-objc-common.c (c_cannot_inline_tree_fn): Remove.
7448 * langhooks.c (lhd_tree_inlining_cannot_inline_tree_fn): Likewise.
7449 * tree-inline.c (inlinable_function_p): Fold in common parts of
7450 the cannot_inline_tree_fn langhook.
7451 * langhooks-def.h (lhd_tree_inlining_cannot_inline_tree_fn): Remove.
7452 (LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN): Likewise.
7453 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
7454 cannot_inline_tree_fn langhook.
7455 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
7456 cannot_inline_tree_fn member.
7458 2007-08-24 Richard Guenther <rguenther@suse.de>
7460 * expr.c (get_inner_reference): Do computation of bitoffset
7461 from offset in a way we can detect overflow reliably.
7463 2007-08-24 Jie Zhang <jie.zhang@analog.com>
7465 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define for uClibc.
7467 2007-08-24 Jie Zhang <jie.zhang@analog.com>
7469 * config/bfin/bfin.opt (mfast-fp): Add.
7470 * config/bfin/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Let
7471 libbffastfp override libgcc if -mfast-fp.
7472 * config/bfin/bfin.h (LINK_GCC_C_SEQUENCE_SPEC): Likewise.
7473 * doc/invoke.texi (Option Summary): Mention -mfast-fp.
7474 (Blackfin Options): Document -mfast-fp.
7476 2007-08-24 Jakub Jelinek <jakub@redhat.com>
7478 PR tree-optimization/32573
7480 * tree-data-ref.c (initialize_data_dependence_relation): Clear
7481 DDR_SUBSCRIPTS, DDR_DIR_VECTS and DDR_DIST_VECTS at the beginning.
7482 (finalize_ddr_dependent): Clear DDR_SUBSCRIPTS after freeing it.
7483 (build_classic_dist_vector): Return false rather than true if
7484 DDR_ARE_DEPENDENT is non-NULL at the beginning. Return false
7485 if either subscript_dependence_tester_1 or build_classic_dist_vector_1
7486 returned false. Don't call save_dist_v before calling
7487 build_classic_dist_vector_1.
7488 (free_dependence_relation): Don't guard freeing DDR_SUBSCRIPTS
7489 with NULL DDR_ARE_DEPENDENT. Also free DDR_DIST_VECTS and/or
7490 DDR_DIR_VECTS vectors.
7492 2007-08-23 Brian Sidebotham <brian.sidebotham@gmail.com>
7494 * configure.ac (leb128): Modify sed statement to work with any
7495 binutils version string.
7496 * configure: Regenerate
7498 2007-08-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7500 * config/arc/arc-protos.h arc_select_cc_mode, gen_compare_reg):
7501 Wrap in RTX_CODE macro guard.
7502 * config/arm/pe.c (arm_dllexport_p, arm_dllimport_p,
7503 arm_dllexport_name_p, arm_dllimport_name_p, arm_mark_dllexport,
7504 arm_mark_dllimport, arm_pe_encode_section_info,
7505 arm_pe_unique_section): Use ISO-C function declarations.
7506 * config/c4x/c4x-c.c (c4x_parse_pragma, c4x_pr_CODE_SECTION,
7507 c4x_pr_DATA_SECTION, c4x_pr_FUNC_IS_PURE,
7508 c4x_pr_FUNC_NEVER_RETURNS, c4x_pr_INTERRUPT, c4x_pr_ignored):
7510 * config/iq2000/iq2000.h (ASM_OUTPUT_SKIP): Fix format warning.
7511 * config/m68hc11/m68hc11.h (ASM_OUTPUT_EXTERNAL): Undef before
7513 * config/mips/mips.h (ASM_DECLARE_OBJECT_NAME): Fix format
7515 * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Likewise.
7516 * config/pdp11/pdp11.c (pdp11_output_function_epilogue): Likewise.
7517 (register_move_cost): Use ISO-C function declarations.
7518 * config/pdp11/pdp11.h (PRINT_OPERAND): Fix format warnings.
7519 * config/score/score-protos.h (score_declare_object): Add
7521 * config/score/score.h (ASM_DECLARE_OBJECT_NAME): Fix format
7523 * final.c (profile_function): Avoid empty if-bodies.
7526 * calls.c (must_pass_in_stack_var_size,
7527 must_pass_in_stack_var_size_or_pad): Constify.
7528 * config/alpha/alpha-protos.h (function_value): Likewise.
7529 * config/alpha/alpha.c (alpha_return_in_memory,
7530 alpha_pass_by_reference, function_value,
7531 unicosmk_must_pass_in_stack, TARGET_PROMOTE_FUNCTION_ARGS,
7532 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
7534 * config/arc/arc.c (arc_return_in_memory, arc_pass_by_reference,
7535 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
7536 TARGET_PROMOTE_PROTOTYPES): Likewise.
7537 * config/arm/arm-protos.h (arm_return_in_memory,
7538 arm_pad_arg_upward, arm_function_value): Likewise.
7539 * config/arm/arm.c (arm_pass_by_reference,
7540 arm_promote_prototypes, arm_return_in_msb, arm_must_pass_in_stack,
7541 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
7542 arm_function_value, arm_return_in_memory, arm_pad_arg_upward):
7544 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
7545 * config/avr/avr-protos.h (avr_function_value): Likewise.
7546 * config/avr/avr.c (avr_return_in_memory,
7547 gas_output_limited_string, gas_output_ascii, avr_function_value,
7548 avr_return_in_memory): Likewise.
7549 * config/bfin/bfin-protos.h (bfin_return_in_memory): Likewise.
7550 * config/bfin/bfin.c (bfin_pass_by_reference,
7551 bfin_return_in_memory, TARGET_PROMOTE_PROTOTYPES,
7552 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN):
7554 * config/cris/cris.c (cris_pass_by_reference,
7555 TARGET_PROMOTE_FUNCTION_ARGS): Likewise.
7556 * config/crx/crx.c (crx_return_in_memory): Likewise.
7557 * config/darwin.c (function_base, machopic_function_base_name):
7559 * config/fr30/fr30.c (fr30_must_pass_in_stack,
7560 TARGET_PROMOTE_PROTOTYPES): Likewise.
7561 * config/frv/frv.c (frv_must_pass_in_stack): Likewise.
7562 * config/h8300/h8300.c (h8300_return_in_memory): Likewise.
7563 * config/i386/i386-protos.h (ix86_return_in_memory,
7564 ix86_sol10_return_in_memory): Likewise.
7565 * config/i386/i386.c (ix86_function_value,
7566 ix86_function_sseregparm, ix86_must_pass_in_stack,
7567 type_natural_mode, classify_argument, examine_argument,
7568 construct_container, ix86_pass_by_reference, function_value_32,
7569 function_value_64, ix86_function_value_1, return_in_memory_32,
7570 return_in_memory_64, return_in_memory_ms_64,
7571 ix86_return_in_memory, ix86_sol10_return_in_memory,
7572 TARGET_PROMOTE_PROTOTYPES): Likewise.
7573 * config/ia64/ia64-protos.h (ia64_function_value,
7574 ia64_hpux_function_arg_padding): Likewise.
7575 * config/ia64/ia64.c (hfa_element_mode, ia64_return_in_memory,
7576 ia64_function_value, bundle_state_hash, bundle_state_eq_p,
7577 ia64_hpux_function_arg_padding): Likewise.
7578 * config/iq2000/iq2000-protos.h (function_arg,
7579 iq2000_function_value): Likewise.
7580 * config/iq2000/iq2000.c (iq2000_return_in_memory,
7581 iq2000_pass_by_reference, TARGET_PROMOTE_FUNCTION_ARGS,
7582 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
7583 function_arg, iq2000_function_value): Likewise.
7584 * config/m32c/m32c-protos.h (m32c_function_value,
7585 m32c_promote_function_return): Likewise.
7586 * config/m32c/m32c.c (m32c_pass_by_reference,
7587 m32c_promote_prototypes, m32c_promote_function_return,
7588 m32c_function_value): Likewise.
7589 * config/m32r/m32r.c (m32r_return_in_memory,
7590 m32r_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
7591 m32r_in_small_data_p): Likewise.
7592 * config/m68hc11/m68hc11-protos.h (m68hc11_function_arg_padding):
7594 * config/m68hc11/m68hc11.c (m68hc11_return_in_memory,
7595 m68hc11_function_arg_padding): Likewise.
7596 * config/m68k/m68k-protos.h (m68k_function_value): Likewise.
7597 * config/m68k/m68k.c (TARGET_PROMOTE_PROTOTYPES,
7598 m68k_function_value): Likewise.
7599 * config/mcore/mcore-protos.h (mcore_num_arg_regs,
7600 mcore_function_value): Likewise.
7601 * config/mcore/mcore.c (handle_structs_in_regs,
7602 mcore_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
7603 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
7604 mcore_num_arg_regs, mcore_function_value): Likewise.
7605 * config/mips/mips-protos.h (mips_pad_arg_upward,
7606 mips_function_value): Likewise.
7607 * config/mips/mips.c (mips_fpr_return_fields, mips_return_in_msb,
7608 mips_return_in_memory, mips_pass_by_reference, mips_callee_copies,
7609 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
7610 TARGET_PROMOTE_PROTOTYPES, mips_pad_arg_upward,
7611 mips_function_value): Likewise.
7612 * config/mmix/mmix-protos.h (mmix_function_outgoing_value):
7614 * config/mmix/mmix.c (mmix_pass_by_reference,
7615 TARGET_PROMOTE_FUNCTION_ARGS, mmix_function_outgoing_value,
7616 mmix_encode_section_info): Likewise.
7617 * config/mn10300/mn10300-protos.h (mn10300_function_value):
7619 * config/mn10300/mn10300.c (mn10300_return_in_memory,
7620 mn10300_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
7621 mn10300_function_value): Likewise.
7622 * config/mt/mt-protos.h (mt_function_value): Likewise.
7623 * config/mt/mt.c (mt_pass_by_reference, mt_function_value,
7624 mt_pass_in_stack, TARGET_PROMOTE_PROTOTYPES): Likewise.
7625 * config/pa/pa-protos.h (function_arg_padding, function_value,
7626 pa_return_in_memory): Likewise.
7627 * config/pa/pa.c (pa_pass_by_reference,
7628 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
7629 function_arg_padding, function_value, pa_return_in_memory):
7631 * config/pdp11/pdp11.c (pdp11_return_in_memory): Likewise.
7632 * config/rs6000/rs6000-protos.h (rs6000_function_value,
7633 function_arg_padding): Likewise.
7634 * config/rs6000/rs6000.c (rs6000_return_in_memory,
7635 rs6000_darwin64_record_arg_recurse, rs6000_darwin64_record_arg,
7636 rs6000_pass_by_reference, rs6000_must_pass_in_stack,
7637 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
7638 function_arg_padding, altivec_expand_dst_builtin,
7639 altivec_expand_builtin, rs6000_expand_builtin, spe_init_builtins,
7640 altivec_init_builtins, rs6000_common_init_builtins,
7641 rs6000_function_value): Likewise.
7642 * s390/s390-protos.h (s390_function_value): Likewise.
7643 * config/s390/s390.c (s390_function_arg_size,
7644 s390_pass_by_reference, s390_return_in_memory,
7645 s390_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
7646 TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
7647 * config/score/score-protos.h (score_function_value): Likewise.
7648 * config/score/score.c (score_arg_partial_bytes,
7649 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
7650 TARGET_PROMOTE_PROTOTYPES, score_return_in_memory,
7651 score_pass_by_reference, score_add_offset, score_function_value):
7653 * config/sh/sh-protos.h (sh_attr_renesas_p,
7654 sh_promote_prototypes): Likewise.
7655 * config/sh/sh.c (sh_return_in_memory, sh_pass_by_reference,
7656 sh_callee_copies, sh_promote_prototypes, shcompact_byref,
7657 sh_attr_renesas_p): Likewise.
7658 * config/sparc/sparc-protos.h (function_value,
7659 function_arg_padding): Likewise.
7660 * config/sparc/sparc.c (sparc_promote_prototypes,
7661 sparc_return_in_memory, sparc_pass_by_reference,
7662 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
7663 function_arg_record_value_2, function_arg_record_value_1,
7664 function_arg_record_value, function_arg_record_value,
7665 function_arg_padding, function_value): Likewise.
7666 * config/spu/spu-protos.h (spu_function_value): Likewise.
7667 * config/spu/spu.c (spu_pass_by_reference, spu_return_in_memory,
7668 spu_function_value): Likewise.
7669 * config/stormy16/stormy16-protos.h (xstormy16_function_value):
7671 * config/stormy16/stormy16.c (xstormy16_return_in_memory,
7672 xstormy16_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
7673 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
7675 * config/v850/v850.c (v850_return_in_memory,
7676 v850_pass_by_reference, TARGET_PROMOTE_PROTOTYPES): Likewise.
7677 * config/vax/vax.c (TARGET_PROMOTE_PROTOTYPES): Likewise.
7678 * config/xtensa/xtensa.c (xtensa_return_in_msb,
7679 xtensa_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
7680 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
7682 * explow.c (promote_mode, hard_function_value): Likewise.
7683 * expr.h (hard_function_value, promote_mode): Likewise.
7684 * function.c (aggregate_value_p): Likewise.
7685 * hooks.c (hook_bool_const_tree_true): New.
7686 * hooks.h (hook_bool_const_tree_true): New.
7687 * sdbout.c (SET_KNOWN_TYPE_TAG, plain_type_1): Constify.
7688 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
7689 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
7690 TARGET_RETURN_IN_MSB): Likewise.
7691 * target.h (promote_function_args, promote_function_return,
7692 promote_prototypes, return_in_memory, return_in_msb,
7693 pass_by_reference, must_pass_in_stack, callee_copies,
7694 function_value): Likewise.
7695 * targhooks.c (default_return_in_memory,
7696 hook_pass_by_reference_must_pass_in_stack,
7697 hook_callee_copies_named,
7698 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
7699 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
7700 default_function_value): Likewise.
7701 * targhooks.h (default_return_in_memory,
7702 hook_pass_by_reference_must_pass_in_stack,
7703 hook_callee_copies_named,
7704 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
7705 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
7706 default_function_value): Likewise.
7707 * tree-ssa-structalias.c (const_equiv_class_label_t): New.
7708 (equiv_class_label_hash, equiv_class_label_eq): Constify.
7709 * tree-vectorizer.c (bb_in_loop_p): Likewise.
7710 * tree.c (needs_to_live_in_memory): Likewise.
7711 * tree.h (struct tree_type, needs_to_live_in_memory,
7712 aggregate_value_p, must_pass_in_stack_var_size,
7713 must_pass_in_stack_var_size_or_pad): Likewise.
7714 * vmsdbgout.c (write_debug_addr, write_debug_delta4,
7715 write_debug_string, ASM_OUTPUT_DEBUG_STRING, write_rtnbeg,
7716 lookup_filename): Likewise.
7718 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
7721 * config/i386/i386.c (ix86_expand_fp_compare): Expand fp comparison to
7722 fake fcomi i387 instruction for !TARGET_CMOVE.
7723 (ix86_expand_branch): Expand natural sequence with one jump for
7724 all targets, not only TARGET_CMOVE.
7725 * config/i386/i386.md (*cmpfp_0_cc): New define_insn_and_split
7726 pattern to implement fake fcomi sequence. Split instruction after
7727 reload to correct compare sequences.
7728 (*cmpfp_xf_cc): Ditto.
7729 (*cmpfp_<mode>_cc): Ditto.
7730 (*cmpfp_u_cc): Ditto.
7731 (*cmpfp_<mode>_cc): Ditto.
7733 2007-08-23 Richard Guenther <rguenther@suse.de>
7735 * tree-pretty-print.c (dump_generic_node): Annotate
7736 GIMPLE_MODIFY_STMTs with volatile ops with "{v}".
7738 2007-08-23 Richard Guenther <rguenther@suse.de>
7740 * builtins.c (expand_builtin_mathfn): Wrap argument in
7741 save_expr directly instead of re-building the call.
7742 (expand_builtin_mathfn_2): Likewise.
7743 (expand_builtin_mathfn_3): Likewise.
7744 (expand_builtin_interclass_mathfn): Likewise.
7745 (expand_builtin_int_roundingfn): Set arg.
7746 (expand_builtin_int_roundingfn_2): Likewise.
7748 2007-08-23 Paolo Bonzini <bonzini@gnu.org>
7750 * config/i386/sse.md (*sse_and<mode>3, *sse_ior<mode>3,
7751 *sse_nand<mode>3, *sse_xor<mode>3): New.
7753 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
7755 * config/i386/i386.h (PRINT_OPERAND_PUNCT_VALID_P): Add ';' code.
7756 * config/i386/i386.c (print_operand): Handle ';' code. Output
7757 semicolon for TARGET_MACHO.
7758 * config/i386/sync.md (*sync_compare_and_swap<mode>): Use '%;' to
7759 emit semicolon after 'lock' prefix.
7760 (sync_double_compare_and_swap<mode>): Ditto.
7761 (*sync_double_compare_and_swapdi_pic): Ditto.
7762 (*sync_compare_and_swap_cc<mode>): Ditto.
7763 (sync_double_compare_and_swap_cc<mode>): Ditto.
7764 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
7765 (sync_old_add<mode>): Ditto.
7766 (sync_add<mode>): Ditto.
7767 (sync_sub<mode>): Ditto.
7768 (sync_ior<mode>): Ditto.
7769 (sync_and<mode>): Ditto.
7770 (sync_xor<mode>): Ditto.
7772 2007-08-22 Chao-ying Fu <fu@mips.com>
7774 * rtl.c (rtx_code_size): Check CONST_FIXED to calcualte correct sizes
7776 (copy_rtx): Handle CONST_FIXED.
7777 (rtx_equal_p): Likewise.
7778 * rtl.h (fixed_value.h): New include.
7779 (rtx_def): Add a new field of fixed_value to u.
7780 (XCNMPFV): Define for accessing fixed_value.
7781 (CONST_FIXED_VALUE, CONST_FIXED_VALUE_HIGH, CONST_FIXED_VALUE_LOW):
7783 * rtl.def (CONST_FIXED): New constant.
7784 (SS_MULT, US_MULT, SS_DIV, US_DIV, FRACT_CONVERT,
7785 UNSIGNED_FRACT_CONVERT, SAT_FRACT, UNSIGNED_SAT_FRACT, US_NEG,
7786 US_ASHIFT): New codes.
7787 * doc/rtl.texi (Expressions): Document const_fixed, us_neg, ss_mult,
7788 us_mult, ss_div, us_div, us_ashift, fract_convert, sat_fract,
7789 unsigned_fract_convert, unsigned_sat_fract): Document them.
7790 * varasm.c (assemble_integer): Extend to support fixed-point constants
7791 by using different machine classes.
7792 (decode_addr_const): Handle FIXED_CST.
7793 (const_hash_1): Likewise.
7794 (compare_constant): Likewise.
7795 (copy_constant): Likewise.
7796 (const_rtx_hash_1): Handle CONST_FIXED.
7797 (output_constant_pool_2): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
7798 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
7800 (initializer_constant_valid_p): Handle FIXED_CST.
7801 (output_constant): Support FIXED_POINT_TYPE.
7802 * gengenrtl.c (excluded_rtx): Check CONST_FIXED to exclude.
7803 * cse.c (hash_rtx): Support CONST_FIXED.
7804 (exp_equiv_p): Likewise.
7805 (cannon_reg): Likewise.
7806 (fold_rtx): Likewise.
7807 (equiv_constant): Likewise.
7808 (cse_process_notes_1): Likewise.
7809 (count_reg_usage): Likewise.
7810 * cselib.c (entry_and_rtx_equal_p): Check CONST_FIXED.
7811 (rtx_equal_for_cselib_p): Handle CONST_FIXED.
7812 (wrap_constant): Check CONST_FIXED.
7813 (cselib_hash_rtx): Support CONST_FIXED.
7814 (cselib_subst_to_values): Likewise.
7815 * df-scan.c (df_uses_record): Likewise.
7816 * gcse.c (want_to_gcse_p): Likewise.
7817 (oprs_unchanged_p): Likewise.
7818 (oprs_not_set_p): Likewise.
7819 (compute_transp): Likewise.
7820 (extract_mentioned_regs_helper): Likewise.
7821 * genemit.c (gen_exp): Likewise.
7822 * local-alloc.c (equiv_init_varies_p): Likewise.
7823 (contains_replace_regs): Likewise.
7824 (memref_referenced_p): Likewise.
7825 * loop-invariant.c (check_maybe_invariant): Likewise.
7826 (hash_invariant_expr_1): Likewise.
7827 (invariant_expr_equal_p): Likewise.
7828 * postreload-gcse.c (oprs_unchanged_p): Likewise.
7829 * regclass.c (reg_scan_mark_refs): Likewise.
7830 * regrename.c (scan_rtx): Likewise.
7831 * resource.c (mark_referenced_resources): Likewise.
7832 (mark_set_resources): Likewise.
7833 * rtlanal.c (rtx_unstable_p): Likewise.
7834 (rtx_varies_p): Likewise.
7835 (count_occurrences): Likewise.
7836 (reg_mentioned_p): Likewise.
7837 (modified_between_p): Likewise.
7838 (modified_in_p): Likewise.
7839 (volatile_insn_p): Likewise.
7840 (volatile_refs_p): Likewise.
7841 (side_effects_p): Likewise.
7842 (may_trap_p_1): Likewise.
7843 (inequality_comparisons_p): Likewise.
7844 (computed_jump_p_1): Likewise.
7845 (commutative_operand_precedence): Likewise.
7846 * sched-deps.c (sched_analyze_2): Likewise.
7847 * sched-vis.c (print_value): Likewise.
7848 * reload.c (operands_match_p): Likewise.
7849 (subst_reg_equivs): Likewise.
7850 * reload1.c (eliminate_regs_1): Likewise.
7851 (elimination_effects): Likewise.
7852 (scan_paradoxical_subregs): Likewise.
7853 * alias.c (rtx_equal_for_memref_p): Likewise.
7854 * Makefile.in (RTL_BASE_H): Add fixed-value.h.
7855 * emit-rtl.c (const_fixed_htab): New hash table.
7856 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed):
7858 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed,
7859 const_fixed_from_fixed_value): New functions.
7860 (verify_rtx_sharing): Handle CONST_FIXED.
7861 (copy_rtx_if_shared_1): Likewise.
7862 (reset_used_flags): Likewise.
7863 (set_used_flags): Likewise.
7864 (copy_insn_1): Likewise.
7865 (init_emit_once): Create const_fixed_htab.
7866 Store fixed-point scalar and vector zero and one to const_tiny_rtx.
7868 2007-08-22 Zdenek Dvorak <ook@ucw.cz>
7870 PR tree-optimization/32949
7871 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Test nowrap_type_p
7872 before failing for ivs with non-constant step.
7874 2007-08-22 Hans-Peter Nilsson <hp@axis.com>
7876 * doc/md.texi (Iterators): Renamed from Macros. All contents
7877 changed to reflect rename of respectively define_code_macro and
7878 define_mode_macro to define_code_iterator and define_mode_iterator.
7879 (Mode Iterators, Code Iterators): Similar.
7880 * read-rtl.c (struct iterator_group, struct iterator_traverse_data)
7881 (uses_mode_iterator_p, apply_mode_iterator, uses_code_iterator_p)
7882 (apply_iterator_to_string, uses_iterator_p, apply_iterator_traverse)
7883 (initialize_iterators, find_iterator, check_code_iterator)
7884 (map_attr_string, apply_mode_maps, apply_iterator_to_rtx, add_mapping)
7885 (read_mapping, read_rtx_1): Similar.
7886 * config/alpha/sync.md, config/alpha/alpha.md, config/frv/frv.md,
7887 config/s390/s390.md, config/m32c/blkmov.md, config/m32c/m32c.md,
7888 config/spu/spu.md, config/sparc/sparc.md, config/sparc/sync.md,
7889 config/i386/i386.md, config/i386/mmx.md, config/i386/sse.md,
7890 config/i386/sync.md, config/crx/crx.md, config/xtensa/xtensa.md,
7891 config/cris/cris.c, config/cris/cris.md, config/ia64/sync.md,
7892 config/ia64/div.md, config/ia64/vect.md, config/ia64/ia64.md,
7893 config/m68k/m68k.md, config/rs6000/spe.md, config/rs6000/altivec.md,
7894 config/rs6000/sync.md, config/rs6000/rs6000.md,
7895 config/arm/vec-common.md, config/arm/neon.md, config/arm/iwmmxt.md,
7896 config/arm/arm.md, config/mips/mips-dsp.md, config/mips/mips.md,
7897 config/vax/vax.md, config/bfin/bfin.md: Similar.
7899 2007-08-22 David Daney <ddaney@avtrex.com>
7901 * doc/install.texi (Testing): Mention testing on a simulator.
7903 2007-08-22 Janis Johnson <janis187@us.ibm.com>
7905 * config/dfp-bit.c (DFP_TO_DFP): Check for overflow.
7907 * doc/libgcc.texi (Decimal float library routines): Fix formatting
7908 and rearrange floating point conversion functions into different
7911 2007-08-22 Maxim Kuvyrkov <maxim@codesourcery.com>
7913 * target.h (struct gcc_target.sched: dfa_pre_advance_cycle,
7914 dfa_post_advance_cycle): New scheduler hooks.
7915 * target-def.h (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
7916 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): New macros to initialize
7918 (TARGET_SCHED): Use them.
7919 * doc/tm.texi (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
7920 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Document new hooks.
7921 * haifa-sched.c (advance_one_cycle): Invoke new hooks.
7923 * genautomata.c (insn_has_dfa_reservation_p): New DFA interface
7924 function to facilitate debugging.
7925 (INSN_HAS_DFA_RESERVATION_P_FUNC_NAME): New macro.
7926 (output_insn_has_dfa_reservation_p): New static function to output
7927 insn_has_dfa_reservation_p ().
7928 (write_automata): Use it.
7929 * genattr.c (main): Output declaration for
7930 insn_has_dfa_reservation_p ().
7932 2007-08-22 Christian Bruel <christian.bruel@st.com>
7933 Richard Guenther <rguenther@suse.de>
7935 * fold-const.c (fold_binary): Optimize A-A if -ffinite-math-only.
7936 * simplify_rtx (simplify_binary_operation_1): Likewise.
7938 2007-08-22 Rask Ingemann Lambertsen <rask@sygehus.dk>
7940 PR rtl-optimization/32557
7941 * df-problems.c (df_note_bb_compute): Use mws->start_regno instead
7942 of REGNO (mws->mw_reg).
7944 2007-08-22 Richard Guenther <rguenther@suse.de>
7947 * builtins.c (expand_builtin_int_roundingfn): Replace call
7948 argument wrapped with SAVE_EXPR directly.
7949 (expand_builtin_int_roundingfn_2): Likewise.
7951 2007-08-22 Richard Guenther <rguenther@suse.de>
7953 * tree-inline.c (inlinable_function_p): Restore disregarding
7954 inline limits for GNU extern inline functions.
7956 2007-08-22 Richard Guenther <rguenther@suse.de>
7959 * tree.c (host_integerp): Treat sizetype as signed as it is
7962 2007-08-21 Ian Lance Taylor <iant@google.com>
7964 PR tree-optimization/33134
7965 * tree-vrp.c (adjust_range_with_scev): Call
7966 set_value_range_to_value.
7968 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
7970 * value-prof.h (gimple_remove_histogram_value): Remove duplicate
7973 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
7975 * tree-flow-inline.h (next_imm_use_stmt): Remove unecessary
7978 2007-08-21 Nathan Froyd <froydnj@codesourcery.com>
7980 * config/rs6000/rs6000.c (expand_block_clear): Add TARGET_SPE
7981 cases to set eight bytes at a time.
7982 (expand_block_move): Likewise.
7984 2007-08-21 Jakub Jelinek <jakub@redhat.com>
7987 * dwarf2out.c (gen_decl_die): Don't call
7988 gen_tagged_type_instantiation_die if decl doesn't have tagged type.
7990 2007-08-21 Paul Brook <paul@codesourcery.com>
7991 Nathan Sidwell <nathan@codesourcery.com>
7992 Mark Mitchell <mark@codesourcery.com>
7993 Joseph Myers <joseph@codesourcery.com>
7995 * configure.ac: Add --with-pkgversion and --with-bugurl.
7996 * configure: Regenerate.
7997 * doc/install.texi: Document them.
7998 * version.c (version_string): Remove VERSUFFIX.
7999 (VERSUFFIX): Remove.
8000 (pkgversion_string): New.
8001 (bug_report_url): Do not hard-code initializer.
8002 * version.h (pkgversion_string): Declare.
8003 * Makefile.in (PKGVERSION_s, BUGURL_s, PKGVERSION, BUGURL_TEXI):
8005 (version.o): Define PKGVERSION and BUGURL.
8006 (gcc-vers.texi): Define VERSION_PACKAGE and BUGURL.
8007 (%.pod): Define BUGURL.
8008 * gcc.c (process_command, main): Use pkgversion_string.
8009 * toplev.c (compile_file, print_version): Likewise.
8010 * protoize.c (main): Likewise.
8011 * gcov.c (print_version): Likewise. Update copyright date.
8012 * gcov-dump.c (print_version): Likewise. Update copyright date.
8013 * mips-tdump.c (main): Likewise. Update copyright date.
8014 * mips-tfile.c (main): Likewise. Update copyright date.
8015 * doc/include/gcc-common.texi: Include VERSION_PACKAGE as subtitle.
8016 * doc/bugreport.texi: Use BUGURL for bug-reporting instructions;
8017 shorten description.
8018 * doc/gcc.texi: Include VERSION_PACKAGE in version description.
8019 * doc/gccint.texi: Likewise.
8020 * doc/invoke.texi: Use BUGURL for bug-reporting instructions.
8021 Update copyright date.
8023 2007-08-21 Uros Bizjak <ubizjak@gmail.com>
8025 * config/i386/i386.c (ix86_expand_clear): Use FLAGS_REG.
8026 (ix86_expand_strlensi_unroll_1): Ditto.
8027 (ix86_expand_branch): Use FLAGS_REG and FPSR_REG.
8028 (ix86_expand_carry_flag_compare): Update comment.
8030 2007-08-21 Jakub Jelinek <jakub@redhat.com>
8033 * fold-const.c (fold_unary): Optimize BIT_NOT_EXPR of VECTOR_CST.
8034 (fold_binary): Handle vectors in X | ~X and X ^ ~X optimizations.
8036 2007-08-21 Richard Guenther <rguenther@suse.de>
8038 * fold-const.c (fold_binary): Revert removing of index +p PTR folding.
8040 2007-08-21 Richard Guenther <rguenther@suse.de>
8043 * fold-const.c (fold_binary): Remove index +p PTR folding.
8044 Fix types of POINTER_PLUS_EXPR generated by folding of
8047 2007-08-20 Chao-ying Fu <fu@mips.com>
8049 * c-common.h (enum rid): Add new enumeration values of RID_SAT,
8050 RID_FRACT, and RID_ACCUM. RID_SAT needs to be inserted before
8051 RID_ONEWAY, so that it can be checked in declspecs_add_type.
8052 (c_common_fixed_point_type_for_size): Declare.
8053 * c-parser.c (reswords): Add _Fract, _Accum, and _Sat.
8054 (c_token_starts_typename): Handle RID_FRACT, RID_ACCUM, and RID_SAT.
8055 (c_token_starts_declspecs): Likewise.
8056 (c_parser_declspecs): Likewise.
8057 (c_parser_attributes): Likewise.
8058 * c-tree.h (enum c_typespec_keyword): Add cts_fract and cts_accum.
8059 (c_declspecs): Add saturating_p.
8060 * c-decl.c (build_null_declspecs): Initialize saturating_p.
8061 (declspecs_add_type): Avoid using complex with _Fract, _Accum, or
8062 _Sat. Handle RID_SAT.
8063 Avoid using void, bool, char, int, float, double, _Decimal32,
8064 _Decimal64, _Decimal128, and complex with _Sat.
8065 Handle RID_FRACT and RID_ACCUM.
8066 Make sure _Sat is used with _Fract or _Accum.
8067 (finish_declspecs): Handle cts_fract and cts_accum.
8068 * c-common.c (fixed-value.h): New include.
8069 (constant_expression_warning): Handle FIXED_CST.
8070 (overflow_warning): Likewise.
8071 (warnings_for_convert_and_check): Likewise.
8072 (c_common_fixed_point_type_for_size): New.
8073 (c_common_type_for_mode): Handle fixed-point modes to
8074 return various saturating/non-saturating, signed/unsigned types.
8075 (c_common_signed_or_unsigned_type): Support fixed-point types.
8076 (shorten_compare): Check fixed-point zero.
8077 Handle FIXED_POINT_TYPE.
8078 (c_common_truthvalue_conversion): Handle FIXED_CST.
8079 Handle FIXED_POINT_TYPE.
8080 (c_common_nodes_and_builtins): Record builtin types for fixed-point
8082 (handle_mode_attribute): Handle fixed-point modes. Need to check
8083 if the signness of base type and fixed-point modes are consistent.
8084 (handle_vector_size_attribute): Handle fixed-point modes.
8085 (same_scalar_type_ignoring_signedness): Handle FIXED_POINT_TYPE.
8086 (warn_for_div_by_zero): Check fixed-point zero.
8087 * c-typeck.c (c_common_type): Check FIXED_POINT_TYPE. Build
8088 a common fixed-point type based on fbit, ibit, sign, and saturation.
8089 (build_unary_op): Allow FIXED_POINT_TYPE for CONVERT_EXPR,
8090 NEGATE_EXPR, TRUTH_NOT_EXPR, PREINCREMENT_EXPR, POSTINCREMENT_EXPR,
8091 PREDECREMENT_EXPR, and POSTDECREMENT_EXPR.
8092 (convert_for_assignment): Support FIXED_POINT_TYPE.
8093 (digest_init): Handle FIXED_POINT_TYPE.
8094 (build_binary_op): Support FIXED_POINT_TYPE in *_DIV_EXPR,
8095 TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
8096 TRUTH_XOR_EXPR, RSHIFT_EXPR, LSHIFT_EXPR, EQ_EXPR, NE_EXPR, LE_EXPR,
8097 GE_EXPR, LT_EXPR, GT_EXPR.
8098 * target-def.h (TARGET_FIXED_POINT_SUPPORTED_P): New.
8099 (TARGET_INITIALIZER): Add TARGET_FIXED_POINT_SUPPORTED_P.
8100 * target.h (gcc_target): Add fixed_point_supported_p.
8101 * targhooks.c (default_scalar_mode_supported_p): Handle MODE_FRACT,
8102 MODE_UFRACT, MODE_ACCUM, and MODE_UACCUM.
8103 (default_fixed_point_supported_p): Define.
8104 * targhooks.h (default_fixed_point_supported_p): Declare.
8105 * doc/tm.texi (TARGET_FIXED_POINT_SUPPORTED_P): Add.
8106 * doc/install.texi (Configuration): Add --enable-fixed-point.
8107 * configure.ac (--enable-fixed-point): New to enable fixed-point
8108 arithmetic extension to C. For mips targets, we enable it by default.
8109 * configure, config.in: Regenerate.
8111 2007-08-20 Pawel Sikora <pluto@pld-linux.org>
8113 * doc/invoke.texi (-Wnon-virtual-dtor): Update documentation.
8115 2007-08-20 David Edelsohn <edelsohn@gnu.org>
8117 * dwarf2out.c (text_section_used): Move declaration outside ifdef
8118 DWARF2_DEBUGGING_INFO.
8119 (cold_text_section_used): Same.
8120 (cold_text_section): Same.
8122 2007-08-20 Richard Guenther <rguenther@suse.de>
8124 * c-typeck.c (convert_for_assignment): Use the type of
8125 the member for the initialization.
8127 2007-08-20 Richard Guenther <rguenther@suse.de>
8129 * c-objc-common.c (c_disregard_inline_limits): Remove.
8130 * c-objc-common.h (c_disregard_inline_limits): Likewise.
8131 * cgraphunit.c (cgraph_process_new_functions): Call
8132 disregard_inline_limits_p.
8133 (cgraph_preserve_function_body_p): Likewise.
8134 * ipa-inline.c (compute_inline_parameters): Likewise.
8135 * langhooks-def.h (lhd_tree_inlining_disregard_inline_limits):
8137 (LANG_HOOKS_TREE_INLINING_DISREGARD_INLINE_LIMITS): Remove.
8138 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
8139 disregard_inline_limits langhook.
8140 * langhooks.c (lhd_tree_inlining_disregard_inline_limits):
8142 * langhooks.h (lang_hooks_for_tree_inlining): Remove
8143 disregard_inline_limits langhook.
8144 * tree-inline.c (disregard_inline_limits_p): New function.
8145 * tree-inline.h (disregard_inline_limits_p): Declare.
8147 2007-08-20 Richard Guenther <rguenther@suse.de>
8149 * langhooks-def.h (lhd_tree_inlining_auto_var_in_fn_p): Remove.
8150 (LANG_HOOKS_TREE_INLINING_AUTO_VAR_IN_FN_P): Likewise.
8151 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
8152 auto_var_in_fn_p langhook.
8153 * langhooks.c (lhd_tree_inlining_auto_var_in_fn_p): Rename and
8155 * tree.c (auto_var_in_fn_p): ... here.
8156 (find_var_from_fn): Call auto_var_in_fn_p directly.
8157 * langhooks.h (lang_hooks_for_tree_inlining): Remove
8158 auto_var_in_fn_p langhook.
8159 * tree-inline.c (remap_decls): Call auto_var_in_fn_p directly.
8160 (copy_body_r): Likewise.
8161 (self_inlining_addr_expr): Likewise.
8162 * tree.h (auto_var_in_fn_p): Declare.
8164 2007-08-20 Richard Guenther <rguenther@suse.de>
8166 * tree.c (WALK_SUBTREE): Call walk_tree_1.
8167 (walk_type_fields): Take lh parameter.
8168 (walk_tree): Rename to ...
8169 (walk_tree_1): ... this. Do not call the walk_subtrees
8170 langhook but the now passed callback. Pass lh on recursion.
8171 (walk_tree_without_duplicates): Rename to ...
8172 (walk_tree_without_duplicates_1): ... this. Take lh parameter
8173 and call walk_tree_1.
8174 * tree.h (walk_tree_lh): New typedef.
8175 (walk_tree_1): Declare.
8176 (walk_tree_without_duplicates_1): Likewise.
8177 (walk_tree): New define to walk_tree_1 with NULL lh parameter.
8178 (walk_tree_without_duplicates): New define to
8179 walk_tree_without_duplicates_1 with NULL lh parameter.
8180 * langhooks.c (lhd_tree_inlining_walk_subtrees): Remove.
8181 * langhooks.h (lang_hooks_for_tree_inlining): Remove walk_subtrees
8183 * langhooks-def.h (lhd_tree_inlining_walk_subtrees): Remove.
8184 (LANG_HOOKS_TREE_INLINING_WALK_SUBTREES): Likewise.
8185 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove walk_subtrees
8188 2007-08-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
8191 * tree-inline.c (optimize_inline_calls): Move the cgraph checking
8192 code in front of the compacting of basic blocks.
8193 Move the folding of statements inbetween the cgraph checking
8194 and compacting of basic blocks.
8196 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
8197 Serge Belyshev <belyshev@depni.sinp.msu.ru>
8200 * config/alpha/alpha.c (va_list_skip_additions): Check for
8201 POINTER_PLUS_EXPR in addition to PLUS_EXPR.
8202 (alpha_stdarg_optimize_hook): Look for POINTER_PLUS_EXPR instead of
8203 PLUS_EXPR when checking ap.__base.
8204 (alpha_va_start): Create POINTER_PLUS_EXPR instead of PLUS_EXPR
8205 when doing addition on pointer types. Use size_int instead of
8207 (alpha_gimplify_va_arg_1): Likewise, but use sizetype instead of
8208 ptr_type in the second operand.
8210 2007-08-19 Andrew Pinski <pinskia@gmail.com>
8213 * config/i386/darwin.h (CC1_SPEC): Add %(cc1_cpu) in front.
8215 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
8218 * cfgexpand.c (expand_one_register_var): Mark pointer
8219 DECL_ARTIFICIAL as REG_POINTER also.
8220 * stmt.c (expand_decl): Likewise.
8222 2007-08-19 Daniel Berlin <dberlin@dberlin.org>
8229 * tree-flow.h (struct stmt_ann_d): Remove makes_clobbering_call.
8230 * tree-ssa-alias.c (init_transitive_clobber_worklist): Add
8231 on_worklist argument and avoid adding things to worklist multiple
8233 (add_to_worklist): Ditto.
8234 (mark_aliases_call_clobbered): Mark entire structure clobbered if
8235 single SFT is clobbered.
8236 (set_initial_properties): Ditto.
8237 (compute_call_clobbered): Update for changes to function
8239 (create_overlap_variables_for): Always create SFT for offset 0.
8240 (create_structure_vars): Handle PHI's, since we are in SSA form at
8242 * tree-ssa-loop-ivopts.c (get_ref_tag): Don't return subvars.
8243 * tree-ssa-operands.c (access_can_touch_variable): Don't handle
8245 (add_vars_for_offset): Figure out aliases from access + points-to.
8246 (add_virtual_operand): Use add_vars-for_offset.
8247 (get_tmr_operands): Update for NMT changes, rewrite to be correct.
8248 (add_call_clobber_ops): Remove makes_clobbering_call set.
8249 (get_expr_operands): Always pass through the INDIRECT_REF
8251 * tree-ssa-structalias.c (struct constraint_graph): Remove
8253 Add pe, pe_rep, pointer_label, loc_label, pointed_by, points_to,
8254 address_taken, pt_used, number_incoming.
8255 (FIRST_ADDR_NODE): Removed.
8256 (merge_graph_nodes): Remove broken code for the moment.
8257 (init_graph): New function.
8258 (build_pred_graph): Remove code to init_graph.
8259 Add location equivalence support.
8260 (struct scc_info): Rename roots to deleted.
8262 (init_scc_info): Ditto
8263 (init_topo_info): Use graph->size.
8264 (compute_topo_order): Ditto.
8265 (do_da_constraint): Removed.
8266 (do_sd_constraint): Remove calls to find().
8267 set_union_with_increment should always get 0 as last arg here.
8268 (do_complex_constraint): Replace do_da_constraint with assert.
8270 (struct equiv_class_label): New.
8271 (pointer_equiv_class_table): Ditto.
8272 (location_equiv_class_table): Ditto.
8273 (equiv_class_label_hash): Ditto.
8274 (equiv_class_label_eq): Ditto
8275 (equiv_class_lookup): Ditto.
8276 (equiv_class_ladd): Ditto.
8277 (pointer_equiv_class): Ditto.
8278 (location_equiv_class): Ditto.
8279 (condense_visit): Rename and rewrite from label_visit to do only
8280 SCC related stuff for HU.
8281 (label_visit): Do HU work for HU.
8282 (perform_var_substitution): Update to do HU and location
8284 (free_var_substitution_info): Update to free HU and location
8285 equivalence structures. */
8286 (find_equivalent_node): Update for pointer but not location
8288 (unite_pointer_equivalences): New function.
8289 (move_complex_constraints): Rewrite to only do moving.
8290 (rewrite_constraints): Split out of move_complex_constraints.
8291 (solve_graph): Use graph->size.
8292 (process_constraint_1): Add from_call argument, use it.
8293 Split *a = &b into two constraints.
8294 (process_constraint): Use new process_constraint_1.
8295 (get_constraint_for_component_ref): Handle bitmaxsize == -1 case.
8296 (get_constraint_for): Handle non-pointer integers properly.
8297 Remove code that used to handle structures.
8298 (handle_ptr_arith): Fix a few bugs in pointer arithmetic handling
8299 with unknown addends.
8300 (handle_rhs_call): New function.
8301 (find_func_aliases): Use handle_rhs_call.
8302 (set_uids_in_ptset): Add an assert.
8303 (set_used_smts): Fix bug in not considering unified vars.
8304 (compute_tbaa_pruning): Stop initing useless iteration_obstack.
8305 (compute_points_to_sets): Update for other function changes.
8306 (delete_points_to_sets): Ditto.
8307 (ipa_pta_execute): Ditto.
8308 (pass_ipa_pta): We need to update SSA after ipa_pta.
8310 2007-08-19 Jan Hubicka <jh@suse.cz>
8312 * i386.md: Replace "rim" and "mri" constraints by "g".
8314 2007-08-19 Joseph Myers <joseph@codesourcery.com>
8316 * dwarf2out.c (text_section_used, cold_text_section_used,
8317 cold_text_section, dwarf2out_note_section_used): New.
8318 (dwarf2out_init): Initialize cold_text_section.
8319 (dwarf2out_switch_text_section, dwarf2out_begin_function): Call
8320 dwarf2out_note_section_used.
8321 (size_of_aranges): Only count entry for text section if it was
8322 used. Count entry for cold text section if it was used.
8323 (output_aranges): Only output entries for text section and cold
8324 text section if they were used.
8326 2007-08-19 Andrew Pinski <pinskia@gmail.com>
8328 * tree-pretty-print.c (debug_generic_expr): Add a comment about
8330 (debug_generic_stmt): Likewise.
8331 (debug_tree_chain): Likewise.
8333 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
8335 * tree-data-refs.c (split_constant_offset): Expose.
8336 * tree-data-refs.h (split_constant_offset): Add declaration.
8338 * tree-vectorizer.h (dr_alignment_support): Renamed
8339 dr_unaligned_software_pipeline to dr_explicit_realign_optimized.
8340 Added a new value dr_explicit_realign.
8341 (_stmt_vec_info): Added new fields: dr_base_address, dr_init,
8342 dr_offset, dr_step, and dr_aligned_to, along with new access
8343 functions for these fields: STMT_VINFO_DR_BASE_ADDRESS,
8344 STMT_VINFO_DR_INIT, STMT_VINFO_DR_OFFSET, STMT_VINFO_DR_STEP, and
8345 STMT_VINFO_DR_ALIGNED_TO.
8347 * tree-vectorizer.c (vect_supportable_dr_alignment): Add
8349 In case of outer-loop vectorization with non-fixed misalignment - use
8350 the dr_explicit_realign scheme instead of the optimized realignment
8352 (new_stmt_vec_info): Initialize new fields.
8354 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Handle the
8355 'nested_in_vect_loop' case. Change verbosity level.
8356 (vect_analyze_data_ref_access): Handle the 'nested_in_vect_loop' case.
8357 Don't fail on zero step in the outer-loop for loads.
8358 (vect_analyze_data_refs): Call split_constant_offset to calculate
8359 base, offset and init relative to the outer-loop.
8361 * tree-vect-transform.c (vect_create_data_ref_ptr): Replace the unused
8362 BSI function argument with a new function argument - at_loop.
8363 Simplify the condition that determines STEP. Takes additional argument
8364 INV_P. Support outer-loop vectorization (handle the
8365 nested_in_vect_loop case), including zero step in the outer-loop. Call
8366 vect_create_addr_base_for_vector_ref with additional argument.
8367 (vect_create_addr_base_for_vector_ref): Takes additional argument LOOP.
8368 Updated function documentation. Handle the 'nested_in_vect_loop' case.
8369 Fixed and simplified calculation of step.
8370 (vectorizable_store): Call vect_create_data_ref_ptr with loop instead
8371 of bsi, and with additional argument. Call bump_vector_ptr with
8372 additional argument. Fix typos. Handle the 'nested_in_vect_loop' case.
8373 (vect_setup_realignment): Takes additional arguments INIT_ADDR and
8374 DR_ALIGNMENT_SUPPORT. Returns another value AT_LOOP. Handle the case
8375 when the realignment setup needs to take place inside the loop.
8376 Support the dr_explicit_realign scheme. Allow generating the optimized
8377 realignment scheme for outer-loop vectorization. Added documentation.
8378 (vectorizable_load): Support the dr_explicit_realign scheme. Handle
8379 the 'nested_in_vect_loop' case, including loads that are invariant in
8380 the outer-loop and the realignment schemes. Handle the case when the
8381 realignment setup needs to take place inside the loop. Call
8382 vect_setup_realignment with additional arguments. Call
8383 vect_create_data_ref_ptr with additional argument and with loop instead
8384 of bsi. Fix 80-column overflow. Fix typos. Rename PHI_STMT to PHI.
8385 (vect_gen_niters_for_prolog_loop): Call
8386 vect_create_addr_base_for_vector_ref with additional arguments.
8387 (vect_create_cond_for_align_checks): Likewise.
8388 (bump_vector_ptr): Updated to support the new dr_explicit_realign
8389 scheme: takes additional argument bump; argument ptr_incr is now
8390 optional; updated documentation.
8391 (vect_init_vector): Takes additional argument (bsi). Use it, if
8392 available, to insert the vector initialization.
8393 (get_initial_def_for_induction): Pass additional argument in call to
8395 (vect_get_vec_def_for_operand): Likewise.
8396 (vect_setup_realignment): Likewise.
8397 (vectorizable_load): Likewise.
8399 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
8401 * tree-vectorizer.h (vect_is_simple_reduction): Takes a loop_vec_info
8402 as argument instead of struct loop.
8403 (nested_in_vect_loop_p): New function.
8404 (vect_relevant): Add enum values vect_used_in_outer_by_reduction and
8406 (is_loop_header_bb_p): New. Used to differentiate loop-header phis
8407 from other phis in the loop.
8408 (destroy_loop_vec_info): Add additional argument to declaration.
8410 * tree-vectorizer.c (supportable_widening_operation): Also check if
8411 nested_in_vect_loop_p (don't allow changing the order in this case).
8412 (vect_is_simple_reduction): Takes a loop_vec_info as argument instead
8413 of struct loop. Call nested_in_vect_loop_p and don't require
8414 flag_unsafe_math_optimizations if it returns true.
8415 (new_stmt_vec_info): When setting def_type for phis differentiate
8416 loop-header phis from other phis.
8417 (bb_in_loop_p): New function.
8418 (new_loop_vec_info): Inner-loop phis already have a stmt_vinfo, so
8419 just update their loop_vinfo. Order of BB traversal now matters -
8420 call dfs_enumerate_from with bb_in_loop_p.
8421 (destroy_loop_vec_info): Takes additional argument to control whether
8422 stmt_vinfo of the loop stmts should be destroyed as well.
8423 (vect_is_simple_reduction): Allow the "non-reduction" use of a
8424 reduction stmt to be defines by a non loop-header phi.
8425 (vectorize_loops): Call destroy_loop_vec_info with additional argument.
8427 * tree-vect-transform.c (vectorizable_reduction): Call
8428 nested_in_vect_loop_p. Check for multitypes in the inner-loop.
8429 (vectorizable_call): Likewise.
8430 (vectorizable_conversion): Likewise.
8431 (vectorizable_operation): Likewise.
8432 (vectorizable_type_promotion): Likewise.
8433 (vectorizable_type_demotion): Likewise.
8434 (vectorizable_store): Likewise.
8435 (vectorizable_live_operation): Likewise.
8436 (vectorizable_reduction): Likewise. Also pass loop_info to
8437 vect_is_simple_reduction instead of loop.
8438 (vect_init_vector): Call nested_in_vect_loop_p.
8439 (get_initial_def_for_reduction): Likewise.
8440 (vect_create_epilog_for_reduction): Likewise.
8441 (vect_init_vector): Check which loop to work with, in case there's an
8443 (get_initial_def_for_inducion): Extend to handle outer-loop
8444 vectorization. Fix indentation.
8445 (vect_get_vec_def_for_operand): Support phis in the case vect_loop_def.
8446 In the case vect_induction_def get the vector def from the induction
8447 phi node, instead of calling get_initial_def_for_inducion.
8448 (get_initial_def_for_reduction): Extend to handle outer-loop
8450 (vect_create_epilog_for_reduction): Extend to handle outer-loop
8452 (vect_transform_loop): Change assert to just skip this case. Add a
8454 (vect_finish_stmt_generation): Add a couple asserts.
8456 (vect_estimate_min_profitable_iters): Multiply
8457 cost of inner-loop stmts (in outer-loop vectorization) by estimated
8459 (vect_model_reduction_cost): Don't add reduction epilogue cost in case
8460 this is an inner-loop reduction in outer-loop vectorization.
8462 * tree-vect-analyze.c (vect_analyze_scalar_cycles_1): New function.
8463 Same code as what used to be vect_analyze_scalar_cycles, only with
8464 additional argument loop, and loop_info passed to
8465 vect_is_simple_reduction instead of loop.
8466 (vect_analyze_scalar_cycles): Code factored out into
8467 vect_analyze_scalar_cycles_1. Call it for each relevant loop-nest.
8468 Updated documentation.
8469 (analyze_operations): Check for inner-loop loop-closed exit-phis during
8470 outer-loop vectorization that are live or not used in the outerloop,
8471 cause this requires special handling.
8472 (vect_enhance_data_refs_alignment): Don't consider versioning for
8474 (vect_analyze_data_refs): Check that there are no datarefs in the
8476 (vect_mark_stmts_to_be_vectorized): Also consider vect_used_in_outer
8477 and vect_used_in_outer_by_reduction cases.
8478 (process_use): Also consider the case of outer-loop stmt defining an
8479 inner-loop stmt and vice versa.
8480 (vect_analyze_loop_1): New function.
8481 (vect_analyze_loop_form): Extend, to allow a restricted form of nested
8482 loops. Call vect_analyze_loop_1.
8483 (vect_analyze_loop): Skip (inner-)loops within outer-loops that have
8484 been vectorized. Call destroy_loop_vec_info with additional argument.
8486 * tree-vect-patterns.c (vect_recog_widen_sum_pattern): Don't allow
8487 in the inner-loop when doing outer-loop vectorization. Add
8488 documentation and printout.
8489 (vect_recog_dot_prod_pattern): Likewise. Also add check for
8490 GIMPLE_MODIFY_STMT (in case we encounter a phi in the loop).
8492 2007-08-18 Andrew Pinski <pinskia@gmail.com>
8494 * tree-affine.h (print_aff): New prototype.
8495 (debug_aff): Likewise.
8496 * tree-affine.c (print_aff): New function.
8497 (debug_aff): Likewise.
8499 2007-08-18 Paul Brook <paul@codesourcery.com>
8500 Joseph Myers <joseph@codesourcery.com>
8502 * common.opt (-fdebug-prefix-map=): New option.
8503 * opts.c: Include debug.h.
8504 (common_handle_option): Handle -fdebug-prefix-map.
8505 * final.c: Include ggc.h.
8506 (struct debug_prefix_map, debug_prefix_maps, add_debug_prefix_map,
8507 remap_debug_filename): New.
8508 * Makefile.in (final.o, opts.o): Update dependencies.
8509 * debug.h (remap_debug_filename, add_debug_prefix_map): Declare.
8510 * configure.ac: Check for assembler --debug-prefix-map support.
8511 * configure, config.in: Regenerate.
8512 * gcc.c (ASM_MAP): Define conditional on HAVE_AS_DEBUG_PREFIX_MAP.
8513 (ASM_DEBUG_SPEC): Include ASM_MAP.
8514 * doc/install.texi (--with-debug-prefix-map): Document.
8515 * doc/invoke.texi (-fdebug-prefix-map): Document.
8516 * dbxout.c (dbxout_init, dbxout_start_source_file,
8517 dbxout_source_file): Call remap_debug_filename.
8518 * dwarf2out.c (add_comp_dir_attribute, maybe_emit_file,
8519 dwarf2out_start_source_file, dwarf2out_finish): Call
8520 remap_debug_filename.
8521 (file_table_relative_p): Do not check d->emitted_number.
8522 * toplev.c (output_file_directive): Call remap_debug_filename.
8523 * vmsdbgout.c (write_srccorr): Call remap_debug_filename.
8524 * xcoffout.c (xcoffout_source_file): Call remap_debug_filename.
8526 2007-08-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8528 * loop-invariant.c (find_invariants_to_move): Add missing macro
8531 2007-08-17 Tom Tromey <tromey@redhat.com>
8533 * tree.h (struct tree_label_decl): Removed old "java" fields.
8535 2007-08-17 Richard Sandiford <richard@codesourcery.com>
8536 Nigel Stephens <nigel@mips.com>
8538 * config/mips/sde.h (DRIVER_SELF_SPECS): Add commas.
8539 Treat -mno-data-in-code and -mcode-xonly as aliases for
8540 -mcode-readable=no and -mcode-readable=pcrel respectively.
8541 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Add -mcode-xonly.
8542 (MULTILIB_OPTIONS): Add -mcode-readable=no multilibs.
8543 (MULTILIB_DIRNAMES): Update accordingly.
8545 2007-08-17 H.J. Lu <hongjiu.lu@intel.com>
8547 * Makefile.in (version.o): Depend on $(REVISION) only if
8548 REVISION_s is defined.
8550 2007-08-17 Sa Liu <saliu@de.ibm.com>
8551 Ulrich Weigand <uweigand@de.ibm.com>
8554 * tree.c (reconstruct_complex_type): For a pointer to a vector,
8555 use build_qualified_type to retain qualifiers of the base type.
8557 2007-08-17 Chen Liqin <liqin@sunnorth.com.cn>
8559 * config/score/score.md : Update pattern tablejump.
8560 * config/score/score.c : Update score_initialize_trampoline
8562 * config/score/score.h (TRAMPOLINE_TEMPLATE): Added macro.
8563 (TRAMPOLINE_INSNS, TRAMPOLINE_SIZE) Update macro.
8564 * doc/contrib.texi: Add my entry.
8566 2007-08-16 H.J. Lu <hongjiu.lu@intel.com>
8568 * Makefile.in (REVISION): New.
8571 (version.o): Also depend on $(REVISION). Add
8572 -DREVISION=$(REVISION_s).
8574 * version.c (version_string): Add REVISION.
8576 2007-08-16 Seongbae Park <seongbae.park@gmail.com>
8578 * tree-eh.c (lower_try_finally_onedest): Reset the locus
8579 of GOTO that's relocated to a different block.
8581 2007-08-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8583 * c-common.c (const_strip_array_types): New.
8584 * c-common.h (lang_missing_noreturn_ok_p): Delete.
8585 (const_strip_array_types): New.
8586 * c-objc-common.c (c_disregard_inline_limits,
8587 c_warn_unused_global_decl): Constify.
8588 * c-tree.h (c_disregard_inline_limits, c_warn_unused_global_decl,
8589 c_vla_type_p, c_incomplete_type_error): Likewise.
8590 * c-typeck.c (c_incomplete_type_error, c_vla_type_p): Likewise.
8591 * hooks.c (hook_bool_const_tree_false): New.
8592 * hooks.h (hook_bool_const_tree_false): Likewise.
8593 * langhooks-def.h (lhd_warn_unused_global_decl,
8594 lhd_incomplete_type_error, lhd_expr_size,
8595 lhd_tree_inlining_disregard_inline_limits,
8596 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
8597 LANG_HOOKS_GENERIC_TYPE_P, LANG_HOOKS_TYPE_MAX_SIZE): Constify.
8598 * langhooks.c (lhd_warn_unused_global_decl,
8599 lhd_incomplete_type_error,
8600 lhd_tree_inlining_disregard_inline_limits,
8601 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
8602 lhd_expr_size): Likewise.
8603 * langhooks.h (lang_hooks_for_tree_inlining,
8604 lang_hooks_for_tree_dump, lang_hooks_for_types,
8605 lang_hooks_for_decls, lang_hooks): Likewise.
8606 * pointer-set.c (pointer_set_t, pointer_set_create,
8607 pointer_set_contains, insert_aux, pointer_set_insert,
8608 pointer_set_traverse, pointer_map_t, pointer_map_create,
8609 pointer_map_contains, pointer_map_insert, pointer_map_traverse):
8611 * pointer-set.h (pointer_set_contains, pointer_set_insert,
8612 pointer_set_traverse, pointer_map_contains, pointer_map_insert,
8613 pointer_map_traverse): Likewise.
8614 * predict.c (assert_is_empty): Likewise.
8615 * tree-affine.c (free_name_expansion): Likewise.
8616 * tree-cfg.c (edge_to_cases_cleanup): Likewise.
8617 * tree.c (size_in_bytes, max_int_size_in_bytes): Likewise.
8618 * tree.h (size_in_bytes, max_int_size_in_bytes): Likewise.
8620 2007-08-16 Victor Kaplansky <victork@il.ibm.com>
8622 * tree-vectorizer.c (new_loop_vec_info): Initialize new
8624 (destroy_loop_vec_info): Add call to VEC_free.
8625 * tree-vectorizer.h (may_alias_ddrs): Define.
8626 (LOOP_VINFO_MAY_ALIAS_DDRS): Define.
8627 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
8628 Change reporting to dump.
8629 (vect_is_duplicate_ddr): New.
8630 (vect_mark_for_runtime_alias_test): New.
8631 (vect_analyze_data_ref_dependences) Add call to
8632 vect_mark_for_runtime_alias_test.
8633 (vect_enhance_data_refs_alignment): Define local variable
8634 vect_versioning_for_alias_required, don't perform
8635 peeling for alignment if versioning for alias is
8637 (vect_enhance_data_refs_alignment): Use
8638 PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS instead of
8639 PARAM_VECT_MAX_VERSION_CHECKS.
8640 * tree-vect-transform.c
8641 (vect_create_cond_for_alias_checks): New.
8642 (vect_transform_loop): Add call to
8643 vect_create_cond_for_alias_checks.
8644 (vect_vfa_segment_size): New.
8645 * params.def (PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS):
8647 (PARAM_VECT_MAX_VERSION_FOR_ALIAS_CHECKS): Define.
8648 * gcc/doc/invoke.texi
8649 (vect-max-version-for-alignment-checks): Document.
8650 (vect-max-version-for-alias-checks): Document.
8651 (vect-max-version-checks): Remove.
8653 2007-08-16 Uros Bizjak <ubizjak@gmail.com>
8655 * config/i386/i386.md (*rep_movdi_rex64): Emit "rep" prefix on
8656 the same line as the instruction for all asm dialects.
8657 (*rep_movsi): Ditto.
8658 (*rep_movsi_rex64): Ditto.
8659 (*rep_movqi): Ditto.
8660 (*rep_movqi_rex64): Ditto.
8661 (*rep_stosdi_rex64): Ditto.
8662 (*rep_stossi): Ditto.
8663 (*rep_stossi_rex64): Ditto.
8664 (*rep_stosqi): Ditto.
8665 (*rep_stosqi_rex64): Ditto.
8666 (*cmpstrnqi_nz_1): Ditto.
8667 (*cmpstrnqi_nz_rex_1): Ditto.
8668 (*cmpstrnqi_1): Ditto.
8669 (*cmpstrnqi_rex_1): Ditto.
8670 (*strlenqi_1): Ditto.
8671 (*strlenqi_rex_1): Ditto.
8672 * config/i386/sync.md (*sync_compare_and_swap<mode>): Emit "lock"
8673 prefix on the same line as the instruction for all asm dialects.
8674 (sync_double_compare_and_swap<mode>): Ditto.
8675 (*sync_double_compare_and_swapdi_pic): Ditto.
8676 (*sync_compare_and_swap_cc<mode>): Ditto.
8677 (sync_double_compare_and_swap_cc<mode>): Ditto.
8678 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
8679 (sync_old_add<mode>): Ditto.
8680 (sync_add<mode>): Ditto.
8681 (sync_sub<mode>): Ditto.
8682 (sync_ior<mode>): Ditto.
8683 (sync_and<mode>): Ditto.
8684 (sync_xor<mode>): Ditto.
8686 2007-08-16 Richard Sandiford <richard@codesourcery.com>
8689 * reload.c (find_reloads): Check that the memory returned by
8690 find_reloads_toplev was not the result of forcing a constant
8692 (find_reloads_toplev): Always use simplify_gen_subreg to get
8693 the subreg of a constant. If the result is also a constant,
8694 but not a legitimate one, force it into the constant pool
8695 and reload its address.
8697 2007-08-15 David Edelsohn <edelsohn@gnu.org>
8699 * config/rs6000/rs6000.c (rs6000_rtx_costs): Add CLZ, CTZ, and
8702 2007-08-15 Daniel Jacobowitz <dan@codesourcery.com>
8704 * config/rs6000/rs6000.c (rs6000_file_start): Output a .gnu_attribute
8705 directive for the current vector ABI.
8707 2007-08-15 Steve Ellcey <sje@cup.hp.com>
8710 * caller-save.c (reg_save_code): Set invalide status on restore code.
8712 2007-08-15 Diego Novillo <dnovillo@google.com>
8714 * tree-ssa-alias.c (compute_memory_partitions): Use
8715 alias_bitmap_obstack to allocate bitmaps.
8716 (reset_alias_info): Factor out of init_alias_info.
8717 Mark all name tags not associated to an SSA name for renaming.
8718 (init_alias_info): Call it.
8719 (create_name_tags): Tidy. Add comments.
8720 (dump_points_to_info_for): Do not call get_mem_sym_stats_for.
8722 2007-08-15 Maxim Kuvyrkov <maxim@codesourcery.com>
8724 * config/mips/mips.c (vr4130_swap_insns_p): Use new interface to
8725 scheduler dependencies.
8727 2007-08-15 Rask Ingemann Lambertsen <rask@sygehus.dk>
8729 * config/i386/i386.md (subsi3_carry_zext): Remove "m" constraint for
8731 (*iorsi_1_zext): Likewise.
8732 (*iorsi_1_zext_imm): Likewise.
8733 * config/i386/sse.md: (*sse4_1_extractps): Use "nonimmediate_operand"
8734 with "rm"/"xm" constraint.
8735 (sse2_vmsqrtv2df2): Likewise.
8737 2007-08-15 Jakub Jelinek <jakub@redhat.com>
8740 * emit-rtl.c (try_split): Use INSN_LIST instead of EXPR_LIST for
8743 2007-08-14 Daniel Berlin <dberlin@dberlin.org>
8745 * tree-pass.h (PROP_pta): Removed.
8746 (TODO_rebuild_alias): New.
8747 (pass_may_alias): Removed.
8748 * tree-ssa-ccp.c (execute_fold_all_builtins): Only rebuild
8749 aliasing if we changed something.
8750 * tree-ssa-alias.c (compute_may_aliases): Make non-static. Update
8752 (pass_may_alias): Removed.
8753 (create_structure_vars): Return TODO_rebuild_alias.
8754 * tree-ssa-pre.c (do_pre): Return TODO_rebuild_alias.
8755 * tree-sra.c (tree_sra): Only rebuild aliasing if something
8757 (tree_sra_early): We never affect aliasing right now.
8758 * tree-flow.h (compute_may_aliases): New prototype.
8759 * passes.c: Remove pass_may_alias from the passes.
8760 (execute_function_todo): Support TODO_rebuild_alias.
8762 2007-08-14 Kai Tietz <kai.tietz@onevision.com>
8764 * i386.c: (legitimize_address): Move dllimported variable check
8765 infront of legitimizing pic address of CONST symbols.
8767 2007-08-14 Steve Ellcey <sje@cup.hp.com>
8769 PR tree-optimization/32941
8770 * tree-eh.c (struct leh_tf_state): Add goto_queue_map field.
8771 (goto_queue_cmp): Remove.
8772 (find_goto_replacement): Change search method.
8773 (maybe_record_in_goto_queue): Add assert.
8774 (lower_try_finally): Remove qsort call, add pointer_map_destroy call.
8775 * Makefile.in (tree-eh.o): Add pointer-set.h dependency.
8777 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8779 * alias.c (component_uses_parent_alias_set): Constify.
8780 * alias.h (component_uses_parent_alias_set): Likewise.
8781 * cfgrtl.c (print_rtl_with_bb): Likewise.
8782 * double-int.c (tree_to_double_int, double_int_fits_to_tree_p,
8783 mpz_get_double_int): Likewise.
8784 * double-int.h (double_int_fits_to_tree_p, tree_to_double_int,
8785 mpz_get_double_int): Likewise.
8786 * expr.c (is_aligning_offset, undefined_operand_subword_p,
8787 mostly_zeros_p, all_zeros_p, safe_from_p, is_aligning_offset):
8789 * expr.h (safe_from_p): Likewise.
8790 * gimple-low.c (try_catch_may_fallthru, block_may_fallthru):
8792 * gimplify.c (should_carry_locus_p, zero_sized_field_decl,
8793 zero_sized_type, goa_lhs_expr_p): Likewise.
8794 * omp-low.c (is_variable_sized, use_pointer_for_field): Likewise.
8795 * rtl.h (print_rtl_with_bb): Likewise.
8796 * sched-vis.c (print_exp, print_value, print_pattern): Likewise.
8797 * tree-cfg.c (const_first_stmt, const_last_stmt): New.
8798 * tree-flow-inline.h (bb_stmt_list): Constify.
8799 (cbsi_start, cbsi_last, cbsi_end_p, cbsi_next, cbsi_prev,
8801 * tree-flow.h (const_block_stmt_iterator, cbsi_start, cbsi_last,
8802 const_first_stmt, const_last_stmt): New.
8803 (block_may_fallthru, empty_block_p): Constify.
8804 * tree-iterator.c (EXPR_FIRST_BODY, EXPR_LAST_BODY,
8805 EXPR_ONLY_BODY): New.
8806 (expr_first, expr_last, expr_only): Use macro for body.
8807 (const_expr_first, const_expr_last, const_expr_only): New.
8808 * tree-iterator.h (const_tree_stmt_iterator, ctsi_start,
8809 ctsi_last, ctsi_end_p, ctsi_one_before_end_p, ctsi_next,
8810 ctsi_prev, ctsi_stmt): New.
8811 * tree-scalar-evolution.c (get_loop_exit_condition): Constify.
8812 * tree-scalar-evolution.h (get_loop_exit_condition): Likewise.
8813 * tree-ssa-loop-niter.c (loop_only_exit_p,
8814 derive_constant_upper_bound): Likewise.
8815 * tree-ssa-phiopt.c (empty_block_p): Likewise.
8816 * tree-ssa-threadupdate.c (redirection_block_p): Likewise.
8817 * tree-vectorizer.c (slpeel_can_duplicate_loop_p): Likewise.
8818 * tree-vectorizer.h (slpeel_can_duplicate_loop_p): Likewise.
8819 * tree-vrp.c (vrp_bitmap_equal_p): Likewise.
8820 * tree.c (get_type_static_bounds): Likewise.
8821 * tree.h (const_expr_first, const_expr_last, const_expr_only): New.
8822 (get_type_static_bounds): Constify.
8824 2007-08-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
8827 * config/i386/i386.h (CANONICALIZE_COMPARISON): New.
8828 * config/i386/i386.md (plusminus)(addsub)(SWI): New.
8829 (*<addsub><mode>3_cc_overflow): New.
8830 (*add<mode>3_cconly_overflow): New.
8831 (*sub<mode>3_cconly_overflow): New.
8832 (*<addsub>si3_zext_cc_overflow): New.
8833 * config/i386/predicates.md (fcmov_comparison_operator): Accept
8834 CCCmode for LTU, GTU, LEU and GEU.
8835 (ix86_comparison_operator): Likewise.
8836 (ix86_carry_flag_operator): Carry flag is set if LTU or GTU in CCCmode.
8837 * config/i386/i386.c (put_condition_code): Support CCCmode.
8838 (ix86_cc_mode): Use CCCmode when testing for overflow of PLUS
8839 or MINUS expressions.
8841 2007-08-14 Andrew Pinski <pinskia@gmail.com>
8844 * c-typeck.c (build_binary_op): Disallow vector float types with
8845 BIT_IOR_EXPR, BIT_AND_EXPR, and BIT_XOR_EXPR.
8847 2007-08-14 Maxim Kuvyrkov <maxim@codesourcery.com>
8849 * sched-int.h (struct _dep): Rename field 'kind' to 'type'.
8850 (DEP_KIND): Rename to DEP_TYPE. Update all uses.
8851 (dep_def): New typedef.
8852 (init_dep_1, sd_debug_dep): Declare functions.
8853 (DEP_LINK_KIND): Rename to DEP_LINK_TYPE.
8854 (debug_dep_links): Remove.
8855 (struct _deps_list): New field 'n_links'.
8856 (DEPS_LIST_N_LINKS): New macro.
8857 (FOR_EACH_DEP_LINK): Remove.
8858 (create_deps_list, free_deps_list, delete_deps_list): Remove
8860 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
8861 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
8862 (copy_deps_list_change_con, move_dep_link): Ditto.
8863 (struct haifa_insn_data): Split field 'back_deps' into 'hard_back_deps'
8864 and 'spec_back_deps'. New field 'resolved_forw_deps'. Remove field
8866 (INSN_BACK_DEPS): Remove.
8867 (INSN_HARD_BACK_DEPS, INSN_SPEC_BACK_DEPS, INSN_RESOLVED_FORW_DEPS):
8869 (INSN_DEP_COUNT): Remove.
8870 (enum DEPS_ADJUST_RESULT): Add new constant DEP_NODEP. Fix comments.
8871 (spec_info, haifa_recovery_block_was_added_during_scheduling_p):
8872 Declare global variables.
8873 (deps_pools_are_empty_p, sched_free_deps): Declare functions.
8874 (add_forw_dep, compute_forward_dependences): Remove declarations.
8875 (add_or_update_back_dep, add_or_update_back_forw_dep): Ditto.
8876 (add_back_forw_dep, delete_back_forw_dep): Ditto.
8877 (debug_ds, sched_insn_is_legitimate_for_speculation_p): Declare
8879 (SD_LIST_NONE, SD_LIST_HARD_BACK, SD_LIST_SPEC_BACK, SD_LIST_FORW):
8881 (SD_LIST_RES_BACK, SD_LIST_RES_FORW, SD_LIST_BACK): Ditto.
8882 (sd_list_types_def): New typedef.
8883 (sd_next_list): Declare function.
8884 (struct _sd_iterator): New type.
8885 (sd_iterator_def): New typedef.
8886 (sd_iterator_start, sd_iterator_cond, sd_iterator_next): New inline
8888 (FOR_EACH_DEP): New cycle wrapper.
8889 (sd_lists_size, sd_lists_empty_p, sd_init_insn, sd_finish_insn):
8891 (sd_find_dep_between, sd_add_dep, sd_add_or_update_dep): Ditto.
8892 (sd_resolve_dep, sd_copy_back_deps, sd_delete_dep, sd_debug_lists):
8895 * sched-deps.c (init_dep_1): Make global.
8896 (DUMP_DEP_PRO, DUMP_DEP_CON, DUMP_DEP_STATUS, DUMP_DEP_ALL): New
8898 (dump_dep): New static function.
8899 (dump_dep_flags): New static variable.
8900 (sd_debug_dep): New function.
8901 (add_to_deps_list, remove_from_deps_list): Update 'n_links' field of
8903 (move_dep_link): Use remove_from_deps_list (), instead of
8905 (dep_links_consistent_p, dump_dep_links, debug_dep_links): Remove.
8906 (dep_link_is_detached_p): New static function.
8907 (deps_obstack, dl_obstack, dn_obstack): Remove. Use dn_pool, dl_pool
8909 (dn_pool, dl_pool): New alloc_pools.
8910 (dn_pool_diff, dl_pool_diff): New static variables.
8911 (create_dep_node, delete_dep_node): New static function.
8912 (create_deps_list): Make it static. Use alloc_pool 'dl_pool'.
8913 (deps_list_empty_p): Make it static. Use 'n_links' field.
8914 (deps_pools_are_empty_p): New static function.
8915 (alloc_deps_list, delete_deps_list): Remove.
8916 (dump_deps_list, debug_deps_list, add_back_dep_to_deps_list): Remove.
8917 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
8918 (copy_deps_list_change_con): Remove. Use sd_copy_back_deps () instead.
8919 (forward_dependency_cache): Remove.
8920 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Remove
8921 'back' from the names. Change signature to use dep_t instead of
8923 (add_back_dep): Ditto. Make global.
8924 (check_dep_status): Rename to check_dep ().
8925 (sd_next_list, sd_lists_size, sd_lists_empty_p, sd_init_insn):
8927 (sd_finish_insn): Ditto.
8928 (sd_find_dep_between_no_cache): New static function.
8929 (sd_find_dep_between): New function.
8930 (ask_dependency_caches, set_dependency_caches): New static functions.
8931 (update_dependency_caches, change_spec_dep_to_hard, update_dep): Ditto.
8932 (add_or_update_dep_1): Separate pieces of functionality into
8933 ask_dependency_caches (), update_dependency_caches (),
8934 change_spec_dep_to_hard (), update_dep ().
8935 (get_back_and_forw_lists): New static function.
8936 (sd_add_dep): Separate setting of dependency caches into
8937 set_dependency_caches ().
8938 (sd_add_or_update_dep, sd_resolve_dep, sd_copy_back_deps):
8940 (sd_delete_dep): Ditto.
8941 (DUMP_LISTS_SIZE, DUMP_LISTS_DEPS, DUMP_LISTS_ALL): New constants.
8942 (dump_lists): New static function.
8943 (sd_debug_lists): New debug function.
8944 (delete_all_dependences, fixup_sched_groups): Update to use
8945 sd_* infrastructure.
8946 (sched_analyze_2): Create data-speculative dependency only if
8947 data-speculation is enabled.
8948 (sched_analyze_insn): If insn cannot be speculative, make all its
8949 dependencies non-speculative.
8950 (sched_analyze): Use sd_init_insn ().
8951 (add_forw_dep, compute_forward_dependencies): Remove.
8952 (delete_dep_nodes_in_back_deps): New static function.
8953 (sched_free_deps): New function.
8954 (init_dependency_caches): Init alloc_pools.
8955 (extend_depedency_caches): Update after removing of
8956 forward_dependency_cache.
8957 (free_dependency_caches): Ditto. Free alloc_pools.
8958 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Remove.
8959 (delete_forw_dep, add_or_update_back_dep, add_or_update_back_forw_dep):
8961 (add_back_forw_dep, delete_back_forw_dep): Ditto.
8962 (add_dependence): Use init_dep ().
8963 (get_dep_weak_1): New static function.
8964 (get_dep_weak): Move logic to get_dep_weak_1 ().
8965 (dump_ds): New static function moved from haifa-sched.c:
8966 debug_spec_status ().
8967 (debug_ds): New debug function.
8968 (check_dep_status): Rename to check_dep (). Update to check whole
8971 * haifa-sched.c (spec_info): Make global.
8972 (added_recovery_block_p): Rename to
8973 'haifa_recovery_block_was_added_during_current_schedule_block_p'.
8974 (haifa_recovery_block_was_added_during_scheduling_p): New variable.
8975 (dep_cost, priority, rank_for_schedule, schedule_insn): Update
8976 to use new interfaces.
8977 (ok_for_early_queue_removal): Ditto.
8978 (schedule_block): Initialize logical uids of insns emitted by the
8980 (sched_init): Initialize new variable.
8981 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
8983 (extend_global): Initialize insn data.
8984 (init_h_i_d): Remove code that is now handled in sd_init_insn ().
8985 (process_insn_forw_deps_be_in_spec): Change signature. Update to use
8987 (add_to_speculative_block): Update to use new interfaces.
8988 (create_recovery_block): Set new variables.
8989 (create_check_block_twin, fix_recovery_deps): Update to use new
8991 (sched_insn_is_legitimate_for_speculation_p): New function.
8992 (speculate_insn): Move checking logic to
8993 sched_insn_is_legitimate_for_speculation_p ().
8994 (sched_remove_insn): Finalize sched-deps information of instruction.
8995 (clear_priorities, add_jump_dependencies): Update to use new
8997 (debug_spec_status): Rename to dump_ds () and move to sched-deps.c.
8999 * sched-rgn.c (set_spec_fed, find_conditional_protection): Update
9000 to use new interfaces.
9001 (is_conditionally_protected, is_pfree, is_prisky) Ditto.
9002 (new_ready): Try to use control speculation only if it is available.
9003 (add_branch_dependences): Update to use new interfaces.
9004 (compute_block_backward_dependences): Rename to
9005 compute_block_dependences (). Call
9006 targetm.sched.dependencies_evaluation_hook ().
9007 (free_block_dependencies): New static function.
9008 (debug_dependencies): Update to use new interfaces.
9009 (schedule_region): Remove separate computation of forward dependencies.
9010 Move call of targetm.sched.dependencies_evaluation_hook () to
9011 compute_block_dependences (). Free dependencies at the end of
9012 scheduling the region.
9014 * sched-ebb.c (earliest_block_with_similiar_load): Update to use
9016 (add_deps_for_risky_insns): Ditto.
9017 (schedule_ebb): Remove separate computation of forward dependencies.
9018 Free dependencies at the end of scheduling the ebb.
9020 * ddg.c (create_ddg_dependence): Update to use new interfaces.
9021 (build_intra_loop_deps): Ditto. Remove separate computation of
9022 forward dependencies. Free sched-deps dependencies.
9024 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Update
9025 to use new interfaces.
9026 (ia64_dfa_new_cycle, ia64_gen_check): Ditto.
9028 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Update to use
9030 (is_costly_group): Ditto.
9032 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9034 * alias.c (rtx_equal_for_memref_p): Constify.
9035 * basic-block.h (const_edge, const_basic_block): New.
9036 (reg_set_to_hard_reg_set, dfs_enumerate_from, single_succ_p,
9037 single_pred_p, single_succ_edge, single_pred_edge, single_succ,
9038 single_pred, maybe_hot_bb_p, probably_cold_bb_p,
9039 probably_never_executed_bb_p, edge_probability_reliable_p,
9040 br_prob_note_reliable_p, forwarder_block_p, flow_nodes_print,
9041 inside_basic_block_p, control_flow_insn_p, dominated_by_p):
9043 * bb-reorder.c (better_edge_p, push_to_next_round_p): Likewise.
9044 * bt-load.c (basic_block_freq, insn_sets_btr_p, can_move_up):
9046 * cfganal.c (flow_active_insn_p, forwarder_block_p,
9047 flow_nodes_print, dfs_enumerate_from): Likewise.
9048 * cfgbuild.c (count_basic_blocks, inside_basic_block_p,
9049 control_flow_insn_p, count_basic_blocks): Likewise.
9050 * cfgloop.c (flow_bb_inside_loop_p, glb_enum_p,
9051 get_loop_body_with_size, loop_exit_edge_p): Likewise.
9052 * cfgloop.h (flow_bb_inside_loop_p, num_loop_insns,
9053 average_num_loop_insns, loop_exit_edge_p,
9054 just_once_each_iteration_p, can_duplicate_loop_p): Likewise.
9055 * cfgloopanal.c (just_once_each_iteration_p, num_loop_insns,
9056 average_num_loop_insns, seq_cost): Likewise.
9057 * cfgloopmanip.c (rpe_enum_p, can_duplicate_loop_p): Likewise.
9058 * dominance.c (dominated_by_p): Likewise.
9059 * emit-rtl.c (validate_subreg): Likewise.
9060 * except.c (can_throw_internal, can_throw_external): Likewise.
9061 * except.h (can_throw_internal, can_throw_external): Likewise.
9062 * gcse.c (gcse_constant_p, oprs_unchanged_p, oprs_anticipatable_p,
9063 oprs_available_p, hash_expr, expr_equiv_p, oprs_not_set_p,
9064 compute_transp, load_killed_in_block_p, reg_killed_on_edge,
9065 simple_mem, store_ops_ok, load_kills_store, find_loads,
9066 store_killed_in_insn, store_killed_after, store_killed_before,
9067 gcse_mem_operand, implicit_set_cond_p, store_killed_in_pat):
9069 * ifcvt.c (count_bb_insns, cheap_bb_rtx_cost_p, noce_operand_ok,
9070 noce_mem_write_may_trap_or_fault_p): Likewise.
9071 * pointer-set.c (pointer_set_contains, pointer_map_contains):
9073 * pointer-set.h (pointer_set_contains, pointer_map_contains):
9075 * predict.c (can_predict_insn_p, maybe_hot_bb_p,
9076 probably_cold_bb_p, probably_never_executed_bb_p,
9077 edge_probability_reliable_p, br_prob_note_reliable_p,
9078 can_predict_insn_p): Likewise.
9079 * regclass.c (reg_set_to_hard_reg_set): Likewise.
9080 * resource.c (return_insn_p): Likewise.
9081 * rtl.h (reg_set_between_p, reg_set_p, validate_subreg):
9083 * rtlanal.c (reg_set_between_p, reg_set_p): Likewise.
9084 * tracer.c (count_insns, ignore_bb_p, better_p): Likewise.
9085 * tree-cfg.c (verify_gimple_unary_expr, verify_gimple_binary_expr,
9086 verify_gimple_modify_stmt): Likewise.
9087 * tree-chrec.c (is_not_constant_evolution,
9088 is_multivariate_chrec_rec, is_multivariate_chrec,
9089 chrec_contains_symbols, chrec_contains_undetermined,
9090 tree_contains_chrecs, evolution_function_is_affine_multivariate_p,
9091 evolution_function_is_univariate_p, avoid_arithmetics_in_type_p,
9092 eq_evolutions_p, scev_direction): Likewise.
9093 * tree-chrec.h (automatically_generated_chrec_p, tree_is_chrec,
9094 eq_evolutions_p, is_multivariate_chrec, chrec_contains_symbols,
9095 chrec_contains_symbols_defined_in_loop,
9096 chrec_contains_undetermined, tree_contains_chrecs,
9097 evolution_function_is_affine_multivariate_p,
9098 evolution_function_is_univariate_p, chrec_zerop,
9099 evolution_function_is_constant_p, evolution_function_is_affine_p,
9100 evolution_function_is_affine_or_constant_p,
9101 tree_does_not_contain_chrecs, chrec_type): Likewise.
9102 * tree-data-ref.c (tree_fold_divides_p,
9103 object_address_invariant_in_loop_p, dr_may_alias_p,
9104 ziv_subscript_p, siv_subscript_p, gcd_of_steps_may_divide_p,
9105 same_access_functions, constant_access_functions,
9106 access_functions_are_affine_or_constant_p, find_vertex_for_stmt):
9108 * tree-flow.h (scev_direction): Likewise.
9109 * tree-gimple.c (is_gimple_stmt): Likewise.
9110 * tree-outof-ssa.c (identical_copies_p, identical_stmt_lists_p):
9112 * tree-pretty-print.c (op_prio): Likewise.
9113 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop,
9114 analyzable_condition, backedge_phi_arg_p): Likewise.
9115 * tree-scalar-evolution.h (get_chrec_loop): Likewise.
9116 * tree-ssa-operands.c (get_name_decl, operand_build_cmp): Likewise.
9117 * tree-ssa-threadupdate.c (dbds_continue_enumeration_p):
9120 2007-08-13 Dan Hipschman <dsh@google.com>
9123 * c-format.c (check_format_arg): Move check for zero-length
9124 format strings below the check for unterminated strings.
9126 2007-08-13 Andrew Pinski <pinskia@gmail.com>
9129 * c-typeck.c (build_unary_op <case BIT_NOT_EXPR>): Reject vector float
9132 2007-08-13 Nick Clifton <nickc@redhat.com>
9134 * config/arm/arm_neon.h: Revert GPLv3 patch to this file.
9136 2007-08-12 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
9139 * c-format.c (gcc_gfc_length_specs): New array.
9140 (gcc_gfc_char_table): Add unsigned specifier, and references to
9141 the l length modifier.
9142 (format_types_orig): Use the new gcc_gfc_length_specs.
9144 2007-08-12 Sa Liu <saliu@de.ibm.com>
9146 * emit-rtl.c (try_split): Relink the insns with REG_LIBCALL note
9147 and with REG_RETVAL note after split.
9149 2007-08-11 David Daney <ddaney@avtrex.com>
9151 * config/mips/mips.c (mips_sched_reorder): Mark cycle parameter
9152 as ATTRIBUTE_UNUSED.
9154 2007-08-11 David Edelsohn <edelsohn@gnu.org>
9155 Segher Boessenkool <segher@kernel.crashing.org>
9157 * config/rs6000/rs6000.h (CC1_CPU_SPEC): Define as empty string if
9158 HAVE_LOCAL_CPU_DETECT not defined.
9160 2007-08-11 Jan Hubicka <jh@suse.cz>
9162 * cgraphunit.c (record_cdtor_fn): Declare all cdtors always inlined.
9163 (cgraph_process_new_functions): Honor previous value of
9164 disregard_inline_limits.
9165 * ipa-inline.c (compute_inline_parameters): Likewise.
9167 2007-08-11 Ian Lance Taylor <iant@google.com>
9169 * alias.h (alias_set_type): Define new type.
9170 (ALIAS_SET_MEMORY_BARRIER): Use it.
9171 * rtl.h: Include alias.h.
9172 (struct mem_attrs): Use alias_set_type.
9173 * tree.h: Include alias.h
9174 (struct tree_type): Use alias_set_type.
9175 (struct tree_struct_field_tag): Likewise.
9176 (struct tree_decl_common): Likewise.
9177 * alias.c (struct alias_set_entry): Use alias_set_type.
9178 (get_alias_set_entry, alias_set_subset_of): Likewise.
9179 (alias_sets_conflict_p): Likewise.
9180 (alias_sets_must_conflict_p): Likewise.
9181 (objects_must_conflict_p): Likewise.
9182 (get_alias_set, new_alias_set): Likewise.
9183 (record_alias_subset, record_component_aliases): Likewise.
9184 (varargs_set, frame_set): Change to alias_set_type.
9185 (get_varargs_alias_set): Use alias_set_type.
9186 (get_frame_alias_set): Likewise.
9187 * builtins.c (setjmp_alias_set): Change to alias_set_type.
9188 * dse.c (struct store_info): Use alias_set_type.
9189 (struct read_info, struct clear_alias_mode_holder): Likewise.
9190 (clear_alias_set_lookup, canon_address): Likewise.
9191 (record_store, check_mem_read_rtx): Likewise.
9192 (dse_record_singleton_alias_set): Likewise.
9193 (dse_invalidate_singleton_alias_set): Likewise.
9194 * emit-rtl.c (get_mem_attrs): Likewise.
9195 (set_mem_attributes_minus_bitpos): Likewise.
9196 (set_mem_alias_set): Likewise.
9197 * expr.c (store_constructor_field, store_field): Likewise.
9198 * gimplify.c (struct gimplify_init_ctor_preeval_data): Likewise.
9199 * langhooks.c (lhd_get_alias_set): Likewise.
9200 * langhooks-def.h (lhd_get_alias_set): Likewise.
9201 * reload1.c (alter_reg): Likewise.
9202 * tree-flow.h (struct fieldoff): Likewise.
9203 * tree-ssa-alias.c (struct alias_map_d): Likewise.
9204 (may_alias_p, get_smt_for, create_sft): Likewise.
9205 * tree-ssa-alias-warnings.c (nonstandard_alias_types_p): Likewise.
9206 * tree-ssa-structalias.c (set_uids_in_ptset): Likewise.
9207 (merge_smts_into): Likewise.
9208 * varasm.c (const_alias_set): Likewise.
9209 * c-common.c (strict_aliasing_warning): Likewise.
9210 (c_common_get_alias_set): Likewise.
9211 * dse.h (dse_record_singleton_alias_set): Update declaration.
9212 (dse_invalidate_singleton_alias_set): Likewise.
9213 * emit-rtl.h (set_mem_alias_set): Likewise.
9214 * c-common.h (c_common_get_alias_set): Likewise.
9215 * print-rtl.c (print_rtx): Cast MEM_ALIAS_SET when printing it.
9216 * print-tree.c (print_node): Likewise.
9217 * config/alpha/alpha.c (alpha_sr_alias_set): Change to
9219 (alpha_setup_incoming_varargs): Use alias_set_type.
9220 * config/i386/i386.c (setup_incoming_varargs_64): Use
9222 (setup_incoming_varargs_ms_64): Likewise.
9223 (ix86_GOT_alias_set): Likewise.
9224 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
9225 * config/rs6000/rs6000.c (setup_incoming_varargs): Likewise.
9226 (set): Change to alias_set_type.
9227 (get_TOC_alias_set): Use alias_set_type.
9228 * config/rs6000/rs6000-protos.h (get_TOC_alias_set): Update
9230 * config/sh/sh.c (sh_builtin_saveregs): Use alias_set_type.
9231 * config/sparc/sparc.c (sparc_sr_alias_set): Change to
9233 (struct_value_alias_set): Likewise.
9234 * Makefile.in (GTFILES): Add $(srcdir)/alias.h.
9236 2007-08-11 Richard Sandiford <richard@codesourcery.com>
9238 * config/vxworks-dummy.h (TARGET_VXWORKS): Define.
9239 * config/vxworks.h (TARGET_VXWORKS): Override.
9240 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Don't define
9241 "mips" if TARGET_VXWORKS.
9243 2007-08-11 Richard Sandiford <richard@codesourcery.com>
9245 * calls.c (avoid_likely_spilled_reg): New function.
9246 (expand_call): Use it.
9248 2007-08-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9250 * c-typeck.c (build_c_cast): Add OPT_Wcast_qual to warnings.
9252 2007-08-10 Adam Nemet <anemet@caviumnetworks.com>
9254 * config/mips/predicates.md (const_call_insn_operand): Invoke
9255 SYMBOL_REF_LONG_CALL_P only on SYMBOL_REFs.
9257 2007-08-10 David Edelsohn <edelsohn@gnu.org>
9260 * config/rs6000/driver-rs6000.c: Include link.h.
9261 Use ElfW instead of wordsize-specif typedef.
9263 2007-08-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9265 * system.h (CONST_CAST): New.
9266 * c-decl.c (c_make_fname_decl): Use it.
9267 * c-lex.c (cb_ident, lex_string): Likewise.
9268 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
9269 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
9270 give_switch, set_multilib_dir): Likewise.
9271 * gengtype-parse.c (string_seq, typedef_name): Likewise.
9272 * passes.c (execute_one_pass): Likewise.
9273 * prefix.c (update_path): Likewise.
9274 * pretty-print.c (pp_base_destroy_prefix): Likewise.
9275 * tree.c (build_string): Likewise.
9277 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
9279 * tree-flow-inline.h (is_exec_stmt): Remove.
9280 (is_label_stmt): Remove.
9281 * tree-flow.h: Remove prototypes for is_exec_stmt, get_filename, and
9284 2007-08-10 Andreas Krebbel <krebbel1@de.ibm.com>
9286 * lower-subreg.c (resolve_shift_zext): Don't adjust
9287 src_reg_num for wordmode operands.
9289 2007-08-10 Sandra Loosemore <sandra@codesourcery.com>
9290 David Ung <davidu@mips.com>
9292 * config/mips/mips.c (TARGET_SCHED_INIT): Define.
9293 (TARGET_SCHED_REORDER2): Define.
9294 (mips_maybe_swap_ready): New.
9295 (mips_last_74k_agen_insn): New.
9296 (mips_74k_agen_init): New.
9297 (mips_74k_agen_reorder): New function to group loads and stores
9299 (mips_sched_init): New.
9300 (mips_sched_reorder): Don't do initialization here. Call
9301 mips_74k_agen_reorder.
9302 (mips_variable_issue): Call mips_74k_agen_init.
9304 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
9306 * tree-flow-inline.h (get_filename): Remove.
9308 2007-08-10 Richard Sandiford <richard@codesourcery.com>
9310 * config/mips/mips-protos.h (mips_address_insns): Add a boolean
9312 (mips_fetch_insns): Delete in favor of...
9313 (mips_load_store_insns): ...this new function.
9314 * config/mips/mips.c (mips_address_insns): Add a boolean argument
9315 to say whether multiword moves _might_ be split.
9316 (mips_fetch_insns): Delete in favor of...
9317 (mips_load_store_insns): ...this new function.
9318 (mips_rtx_costs): Update the call to mips_address_insns.
9319 (mips_address_cost): Likewise.
9320 * config/mips/mips.md (length): Use mips_load_store_insns instead
9321 of mips_fetch_insns.
9322 * config/mips/constraints.md (R): Use mips_address_insns rather
9323 than mips_fetch_insns. Assume that the move never needs to be split.
9325 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
9327 * config/mips/mips.opt (mhard-float, msoft-float): Make these
9328 control TARGET_HARD_FLOAT_ABI and TARGET_SOFT_FLOAT_ABI, rather
9329 than TARGET_HARD_FLOAT and TARGET_SOFT_FLOAT.
9330 * config/mips/mips.h (mips16_hard_float): Delete.
9331 (TARGET_HARD_FLOAT_ABI, TARGET_SOFT_FLOAT_ABI): Delete these
9332 definitions, and replace with....
9333 (TARGET_HARD_FLOAT, TARGET_SOFT_FLOAT): Define.
9334 * config/mips/mips.c (mips16_hard_float): Delete. Replace
9335 all references with (TARGET_MIPS16 && TARGET_HARD_FLOAT_ABI).
9336 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Update comments.
9337 (override_options): Replace MASK_SOFT_FLOAT references with
9338 MASK_SOFT_FLOAT_ABI. Delete twiddling with MASK_SOFT_FLOAT
9339 and mips16_hard_float when TARGET_MIPS16.
9341 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
9344 * c-typeck.c (build_binary_op): Check for non pointer types before
9345 calling int_fits_type_p.
9347 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
9350 * fold-const.c (omit_one_operand): Return only the ommitted expression
9351 if the result is an empty statement.
9352 (pedantic_omit_one_operand): Likewise.
9354 2007-08-09 Daniel Berlin <dberlin@dberlin.org>
9356 * c-typeck.c (readonly_error): Improve error for assignment.
9358 * c-pretty-print.c (pp_c_additive_expression): Handle pointer-plus
9360 (pp_c_expression): Ditto.
9362 2007-08-09 Simon Baldwin <simonb@google.com>
9364 * simplify-rtx.c (simplify_binary_operation_1): Removed erroneous
9365 break that was preventing simplify_associative_operation() for xor.
9367 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
9368 Nigel Stephens <nigel@mips.com>
9370 * doc/tm.texi (CLZ_DEFINED_VALUE_AT_ZERO, CTZ_DEFINED_VALUE_AT_ZERO):
9371 Document change in interpretation of value from boolean to
9373 * optabs.c (expand_ffs, expand_ctz): New functions to compute
9374 ffs and ctz using clz.
9375 (expand_unop): Call them.
9376 * config/rs6000/rs6000.h (CLZ_DEFINED_VALUE_AT_ZERO): Fix its
9378 (CTZ_DEFINED_VALUE_AT_ZERO): Likewise.
9379 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Likewise, to
9380 enable the new ffs expansion on this target.
9382 2007-08-09 Jan Hubicka <jh@suse.cz>
9384 * optabs.c (expand_widen_pattern_expr): Use optabs accestors.
9385 (expand_ternary_op): Likewise.
9386 (expand_vec_shift_expr): Likewise.
9387 (expand_binop_directly): Likewise.
9388 (expand_binop): Likewise.
9389 (sign_expand_binop): Likewise.
9390 (expand_twoval_unop): Likewise.
9391 (expand_twoval_binop): Likewise.
9392 (expand_twoval_binop_libfunc): Likewise.
9393 (widen_clz): Likewise.
9394 (widen_bswap): Likewise.
9395 (expand_parity): Likewise.
9396 (expand_unop): Likewise.
9397 (expand_abs_nojump): Likewise.
9398 (expand_copysign): Likewise.
9399 (emit_no_conflict_block): Likewise.
9400 (emit_libcall_block): Likewise.
9401 (can_compare_p): Likewise.
9402 (prepare_cmp_insn): Likewise.
9403 (emit_cmp_and_jump_insn_1): Likewise.
9404 (prepare_float_lib_cmp): Likewise.
9405 (emit_conditional_add): Likewise.
9406 (gen_add2_insn): Likewise.
9407 (have_add2_insn): Likewise.
9408 (gen_sub2_insn): Likewise.
9409 (have_sub2_insn): Likewise.
9410 (can_extend_p): Likewise.
9411 (can_fix_p): Likewise.
9412 (can_float_p): Likewise.
9413 (expand_float): Likewise.
9414 (expand_fix): Likewise.
9415 (expand_sfix_optab): Likewise.
9416 (new_optab): Likewise.
9417 (new_convert_optab): Likewise.
9418 (init_libfuncs): Likewise.
9419 (init_interclass_conv_libfuncs): Likewise.
9420 (init_intraclass_conv_libfuncs): Likewise.
9421 (set_conv_libfunc): Likewise.
9422 (init_optabs): Likewise.
9423 (debug_optab_libfuncs): Likewise.
9424 (gen_cond_trap): Likewise.
9425 * optabs.h (optab_handler, convert_optab_hanlder): New.
9426 * genopinit.c: Update optabs generation table.
9427 * reload.c (find_reloads_address_1): Use optabs accestors.
9428 * builtins.c (expand_builtin_mathfn): Likewise.
9429 (expand_builtin_mathfn_2): Likewise.
9430 (expand_builtin_mathfn_3): Likewise.
9431 (expand_builtin_interclass_mathfn): Likewise.
9432 (expand_builtin_sincos): Likewise.
9433 (expand_builtin_cexpi): Likewise.
9434 (expand_builtin_powi): Likewise.
9435 (expand_builtin_strlen): Likewise.
9436 * dojump.c (do_jump): Likewise.
9437 * expr.c (convert_move): Likewise.
9438 (move_by_pieces): Likewise.
9439 (move_by_pieces_ninsns): Likewise.
9440 (can_store_by_pieces): Likewise.
9441 (store_by_pieces_1): Likewise.
9442 (emit_move_via_integer): Likewise.
9443 (emit_move_complex): Likewise.
9444 (emit_move_ccmode): Likewise.
9445 (emit_move_insn_1): Likewise.
9446 (emit_single_push_insn): Likewise.
9447 (store_constructor): Likewise.
9448 (expand_expr_real_1): Likewise.
9449 (do_store_flag): Likewise.
9450 * ada/misc.c (gnat_compute_largest_alignment): Likewise.
9451 (enumerate_modes): Likewise.
9452 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
9453 (supportable_widening_operation): Likewise.
9454 (supportable_narrowing_operation): Likewise.
9455 * expmed.c (store_bit_field_1): Likewise.
9456 (extract_bit_field_1): Likewise.
9457 (expand_mult_highpart_optab): Likewise.
9458 (expand_smod_pow2): Likewise.
9459 (expand_divmod): Likewise.
9460 (emit_store_flag): Likewise.
9461 * tree-vect-patterns.c
9462 (vect_pattern_recog_1): Likewise.
9463 * tree-ssa-loop-prefetch.c
9464 (nontemporal_store_p): Likewise.
9465 * tree-vect-transform.c (vect_model_reduction_cost): Likewise.
9466 (vect_create_epilog_for_reduction): Likewise.
9467 (vectorizable_reduction): Likewise.
9468 (vectorizable_operation): Likewise.
9469 (vect_strided_store_supported): Likewise.
9470 (vectorizable_store): Likewise.
9471 (vect_strided_load_supported): Likewise.
9472 (vectorizable_load): Likewise.
9473 * combine.c (simplify_comparison): Likewise.
9474 * tree-vect-generic.c
9475 (type_for_widest_vector_mode): Likewise.
9476 (expand_vector_operations_1): Likewise.
9477 * config/spu/spu.c (spu_expand_mov): Likewise.
9478 (spu_emit_vector_compare): Likewise.
9479 * config/rs6000/rs6000.c
9480 (rs6000_emit_vector_compare): Likewise.
9481 * stmt.c (add_case_node): Likewise.
9482 * reload1.c (gen_reload):
9484 2007-08-09 Michael Matz <matz@suse.de>
9486 * tree.h (fixed_zerop): Declare as taking a const_tree.
9487 * tree.c (fixed_zerop): Take a const_tree.
9489 2007-08-09 Ira Rosen <irar@il.ibm.com>
9491 * tree-vect-transform.c (vectorizable_store): Remove call to
9492 copy_virtual_operands() and call mark_symbols_for_renaming() for
9493 the created vector store.
9494 (vect_setup_realignment): Don't call copy_virtual_operands() and
9495 update_vuses_to_preheader().
9496 (vectorizable_load): Don't call copy_virtual_operands().
9497 (update_vuses_to_preheader): Remove.
9499 2007-08-08 Chao-ying Fu <fu@mips.com>
9501 * tree.def (FIXED_POINT_TYPE): New type.
9502 (FIXED_CST): New constant.
9503 (FIXED_CONVERT_EXPR): New expr.
9504 * doc/c-tree.texi (Types): Document FIXED_POINT_TYPE.
9505 (Expressions): Document FIXED_CST and FIXED_CONVERT_EXPR.
9506 * tree.h (struct tree_base): Add saturating_flag.
9507 Remove one bit of spare for saturating_flag.
9508 (NUMERICAL_TYPE_CHECK): Support FIXED_POINT_TYPE.
9509 (NON_SAT_FIXED_POINT_TYPE_P, SAT_FIXED_POINT_TYPE_P,
9510 FIXED_POINT_TYPE_P): Define.
9511 (TYPE_SATURATING): Define.
9512 (TREE_FIXED_CST_PTR, TREE_FIXED_CST): Define.
9513 (struct tree_fixed_cst): New.
9514 (TYPE_IBIT, TYPE_FBIT): Define.
9515 (tree_node): Add fixed_cst.
9516 (enum tree_index): Add new enumeration values of
9517 TI_SAT_SFRACT_TYPE, TI_SAT_FRACT_TYPE, TI_SAT_LFRACT_TYPE,
9518 TI_SAT_LLFRACT_TYPE, TI_SAT_USFRACT_TYPE, TI_SAT_UFRACT_TYPE,
9519 TI_SAT_ULFRACT_TYPE, TI_SAT_ULLFRACT_TYPE, TI_SFRACT_TYPE,
9520 TI_FRACT_TYPE, TI_LFRACT_TYPE, TI_LLFRACT_TYPE, TI_USFRACT_TYPE,
9521 TI_UFRACT_TYPE, TI_ULFRACT_TYPE, TI_ULLFRACT_TYPE,
9522 TI_SAT_SACCUM_TYPE, TI_SAT_ACCUM_TYPE, TI_SAT_LACCUM_TYPE,
9523 TI_SAT_LLACCUM_TYPE, TI_SAT_USACCUM_TYPE, TI_SAT_UACCUM_TYPE,
9524 TI_SAT_ULACCUM_TYPE, TI_SAT_ULLACCUM_TYPE, TI_SACCUM_TYPE,
9525 TI_ACCUM_TYPE, TI_LACCUM_TYPE, TI_LLACCUM_TYPE, TI_USACCUM_TYPE,
9526 TI_UACCUM_TYPE, TI_ULACCUM_TYPE, TI_ULLACCUM_TYPE,
9527 TI_QQ_TYPE, TI_HQ_TYPE,_TYPE, TI_SQ_TYPE, TI_DQ_TYPE, TI_TQ_TYPE,
9528 TI_UQQ_TYPE, TI_UHQ_TYPE, TI_USQ_TYPE, TI_UDQ_TYPE, TI_UTQ_TYPE,
9529 TI_SAT_QQ_TYPE, TI_SAT_HQ_TYPE, TI_SAT_SQ_TYPE, TI_SAT_DQ_TYPE,
9530 TI_SAT_TQ_TYPE, TI_SAT_UQQ_TYPE, TI_SAT_UHQ_TYPE, TI_SAT_USQ_TYPE,
9531 TI_SAT_UDQ_TYPE, TI_SAT_UTQ_TYPE, TI_HA_TYPE, TI_SA_TYPE, TI_DA_TYPE,
9532 TI_TA_TYPE, TI_UHA_TYPE, TI_USA_TYPE, TI_UDA_TYPE, TI_UTA_TYPE,
9533 TI_SAT_HA_TYPE, TI_SAT_SA_TYPE, TI_SAT_DA_TYPE, TI_SAT_TA_TYPE,
9534 TI_SAT_UHA_TYPE, TI_SAT_USA_TYPE, TI_SAT_UDA_TYPE, TI_SAT_UTA_TYPE.
9535 (sat_short_fract_type_node, sat_fract_type_node,
9536 sat_long_fract_type_node, sat_long_long_fract_type_node,
9537 sat_unsigned_short_fract_type_node, sat_unsigned_fract_type_node,
9538 sat_unsigned_long_fract_type_node,
9539 sat_unsigned_long_long_fract_type_node, short_fract_type_node,
9540 fract_type_node, long_fract_type_node, long_long_fract_type_node,
9541 unsigned_short_fract_type_node, unsigned_fract_type_node,
9542 unsigned_long_fract_type_node, unsigned_long_long_fract_type_node,
9543 sat_short_accum_type_node, sat_accum_type_node,
9544 sat_long_accum_type_node, sat_long_long_accum_type_node,
9545 sat_unsigned_short_accum_type_node, sat_unsigned_accum_type_node,
9546 sat_unsigned_long_accum_type_node,
9547 sat_unsigned_long_long_accum_type_node, short_accum_type_node,
9548 accum_type_node, long_accum_type_node, long_long_accum_type_node,
9549 unsigned_short_accum_type_node, unsigned_accum_type_node,
9550 unsigned_long_accum_type_node, unsigned_long_long_accum_type_node,
9551 qq_type_node, hq_type_node, sq_type_node, dq_type_node, tq_type_node,
9552 uqq_type_node, uhq_type_node, usq_type_node, udq_type_node,
9553 utq_type_node, sat_qq_type_node, sat_hq_type_node, sat_sq_type_node,
9554 sat_dq_type_node, sat_tq_type_node, sat_uqq_type_node,
9555 sat_uhq_type_node, sat_usq_type_node, sat_udq_type_node,
9556 sat_utq_type_node, ha_type_node, sa_type_node, da_type_node,
9557 ta_type_node, uha_type_node, usa_type_node, uda_type_node,
9558 uta_type_node, sat_ha_type_node, sat_sa_type_node, sat_da_type_node,
9559 sat_ta_type_node, sat_uha_type_node, sat_usa_type_node,
9560 sat_uda_type_node, sat_uta_type_node): New macro.
9561 (make_fract_type, make_accum_type): Declare.
9562 (make_signed_fract_type, make_unsigned_fract_type,
9563 make_sat_signed_fract_type, make_sat_unsigned_fract_type,
9564 make_signed_accum_type, make_unsigned_accum_type,
9565 make_sat_signed_accum_type, make_sat_unsigned_accum_type,
9566 make_or_reuse_signed_fract_type, make_or_reuse_unsigned_fract_type,
9567 make_or_reuse_sat_signed_fract_type,
9568 make_or_reuse_sat_unsigned_fract_type, make_or_reuse_signed_accum_type,
9569 make_or_reuse_unsigned_accum_type, make_or_reuse_sat_signed_accum_type,
9570 make_or_reuse_sat_unsigned_accum_type): New macro.
9571 (fixed_zerop): Declare.
9572 * defaults.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
9573 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
9574 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
9575 LONG_LONG_ACCUM_TYPE_SIZE): Define.
9576 * treestruct.def: Add TS_FIXED_CST.
9577 * Makefile.in (c-pretty-print.o): Add dependence on fixed-value.h.
9579 (tree-dump.o): Likewise.
9580 (print-tree.o): Likewise.
9581 (tree-pretty-print.o): Likewise.
9582 (fold-const.o): Likewise.
9583 * tree-complex.c (some_nonzerop): Handle FIXED_CST.
9584 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle FIXED_CST.
9585 (is_gimple_min_invariant): Handle FIXED_CST.
9586 * stor-layout.c (int_mode_for_mode): Handle MODE_FRACT, MODE_UFRACT,
9587 MODE_ACCUM, MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
9588 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
9589 (layout_type): Handle FIXED_POINT_TYPE.
9590 (make_fract_type, make_accum_type): New functions.
9591 * tree-browser.c (browse_tree): Handle FIXED_POINT_TYPE.
9592 * tree-dump.c (fixed-value.h): New include.
9593 (dump_fixed): New function.
9594 (dequeue_and_dump): Handle FIXED_POINT_TYPE and FIXED_CST.
9595 * tree-inline.c (remap_type_1): Handle FIXED_POINT_TYPE.
9596 (estimate_num_insns_1): Handle FIXED_CST and FIXED_CONVERT_EXPR.
9597 * tree-pretty-print.c (fixed-value.h): New include.
9598 (dump_generic_node): Handle FIXED_POINT_TYPE, FIXED_CST, and
9600 * tree-scalar-evolution.c (get_scalar_evolution): Handle FIXED_CST.
9601 * tree-ssa-loop-im.c (for_each_index): Handle FIXED_CST.
9602 * tree-ssa-pre.c (poolify_tree): Handle FIXED_CST.
9603 * tree-ssa-reassoc.c (break_up_subtract_bb): We can do reassociation
9604 for non-saturating fixed-point types.
9605 (reassociate_bb): Likewise.
9606 * emit-rtl.c (fixed-value.h): New include.
9607 (fconst0, fconst1): New array.
9608 (init_emit_once): Initialize fconst0 and fconst1 for fixed-point modes.
9609 * tree-vect-generic.c expand_vector_operation): Support
9610 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, and
9612 (type_for_widest_vector_mode): Add one parameter for the
9614 Check scalar FRACT, UFRACT, ACCUM, and UACCUM mode to select their
9616 Pass the satp parameter to type_for_mode for fixed-point types.
9617 (expand_vector_operations_1): Pass the saturating flag to
9618 type_for_widest_vector_mode.
9619 Support MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
9620 and MODE_VECTOR_UACCUM.
9621 * tree-vect-transform.c (vect_is_simple_cond): Support FIXED_CST.
9622 (vectorizable_condition): Likewise.
9623 * tree.c (fixed-value.h): New include.
9624 (tree_code_size): Support FIXED_CST.
9625 (build_fixed): New function.
9626 (build_one_cst): Support FIXED_POINT_TYPE for accum types.
9627 (fixed_zerop): New function.
9628 (tree_node_structure): Support FIXED_CST.
9629 (type_contains_placeholder_1): Support FIXED_POINT_TYPE.
9630 (build_type_attribute_qual_variant): Handle FIXED_POINT_TYPE.
9631 (type_hash_eq): Handle FIXED_POINT_TYPE.
9632 (simple_cst_equal): Support FIXED_CST.
9633 (iterative_hash_expr): Handle FIXED_CST.
9634 (get_unwidened): Make sure type is not FIXED_POINT_TYPE.
9635 (get_narrower): Likewise.
9636 (variably_modified_type_p): Handle FIXED_POINT_TYPE.
9637 (make_or_reuse_fract_type, make_or_reuse_accum_type): New functions.
9638 (build_common_tree_nodes_2): Use MAKE_FIXED_TYPE_NODE_FAMILY and
9639 MAKE_FIXED_MODE_NODE macros to initialize fixed-point type
9641 (build_vector_type_for_mode): Handle MODE_VECTOR_FRACT,
9642 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
9643 (initializer_zerop): Support FIXED_CST.
9644 (walk_tree): Handle FIXED_CST and FIXED_POINT_TYPE.
9645 * dwarf2out.c (base_type_die): Use DW_ATE_signed_fixed or
9646 DW_ATE_unsigned_fixed to describe FIXED_POINT_TYPE.
9647 (is_base_type): Handle FIXED_POINT_TYPE.
9648 (add_type_attribute): Handle FIXED_POINT_TYPE.
9649 (gen_type_die_with_usage): Handle FIXED_POINT_TYPE.
9650 * print-tree.c (fixed-value.h): New include.
9651 (print_node_brief): Support FIXED_CST.
9652 (print_node): Support FIXED_POINT_TYPE and FIXED_CST.
9653 * c-pretty-print.c (fixed-value.h): New include.
9654 (pp_c_type_specifier): Handle FIXED_POINT_TYPE. Need to pass
9655 TYPE_SATURATING to c_common_type_for_mode for fixed-point modes.
9656 (pp_c_direct_abstract_declarator): Handle FIXED_POINT_TYPE.
9657 Support fixed-point types for inner items in VECTOR_TYPE.
9658 (pp_c_direct_declarator): Likewise.
9659 (pp_c_declarator): Likewise.
9660 (pp_c_fixed_constant): New function.
9661 (pp_c_constant): Handle FIXED_CST.
9662 (pp_c_primary_expression): Likewise.
9663 (pp_c_expression): Likewise.
9664 * fold-const.c (fixed-value.h): New include.
9665 (negate_expr_p): Return true for FIXED_CST.
9666 (fold_negate_expr): Support FIXED_CST.
9667 (split_tree): Support FIXED_CST.
9668 (const_binop): Support FIXED_CST.
9669 (fold_convert_const_int_from_fixed): New function to convert from
9671 (fold_convert_const_real_from_fixed): New function to convert from
9673 (fold_convert_const_fixed_from_fixed): New function to convert from
9674 fixed to another fixed.
9675 (fold_convert_const_fixed_from_int): New function to convert from
9677 (fold_convert_const_fixed_from_real): New function to convert from
9679 (fold_convert_const): Support conversions from fixed to int, from
9680 fixed to real, from fixed to fixed, from int to fixed, and from real
9682 (fold_convert): Support FIXED_CST and FIXED_POINT_TYPE.
9683 (operand_equal_p): Support FIXED_CST.
9684 (make_range): For fixed-point modes, we need to pass the
9685 saturating flag as the 2nd parameter.
9686 (tree_swap_operands_p): Handle FIXED_CST.
9687 (fold_plusminus_mult_expr): For fract modes, we cannot generate
9689 (fold_unary): Support FIXED_CONVERT_EXPR.
9690 (fold_binary): Handle FIXED_CST.
9691 Make sure the type is not saturating, before associating operations.
9692 Ex: A + B + C, A * B * C, (A1 * C1) +/- (A2 * C2).
9693 (tree_expr_nonnegative_warnv_p): Handle FIXED_CST.
9694 (fold_negate_const): Support FIXED_CST.
9695 (fold_relational_const): Support FIXED_CST.
9696 * gimplify.c (omp_firstprivatize_type_sizes): Handle FIXED_POINT_TYPE.
9697 (gimplify_expr): Handle FIXED_CST.
9698 (gimplify_type_sizes): Handle FIXED_POINT_TYPE.
9699 * ipa-prop.c (ipa_callsite_compute_param): Support FIXED_CST.
9700 * ipa-type-escape.c (type_to_consider): Handle FIXED_POINT_TYPE.
9701 * doc/tm.texi (Type Layout): Document SHORT_FRACT_TYPE_SIZE,
9702 FRACT_TYPE_SIZE, LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
9703 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
9704 LONG_LONG_ACCUM_TYPE_SIZE.
9705 * dbxout.c (dbxout_type): Handle FIXED_POINT_TYPE.
9706 * c-aux-info.c (gen_type): Handle FIXED_POINT_TYPE.
9707 * tree-sra.c (is_sra_scalar_type): Support FIXED_POINT_TYPE.
9708 * expmed.c (extract_bit_field): Support MODE_FRACT, MODE_UFRACT,
9709 MODE_ACCUM, and MODE_UACCUM.
9710 * tree-vectorizer.c (vect_is_simple_reduction): Check for saturating
9711 fixed-point types to disable reduction.
9712 * explow.c (promote_mode): Support FIXED_POINT_TYPE.
9714 2007-08-08 David Edelsohn <edelsohn@gnu.org>
9716 * config/rs6000/x-rs6000: New file.
9717 * config/rs6000/darwin.h (CC1_SPEC): Add cc1_cpu.
9718 * config/rs6000/rs6000.h (EXTRA_SPECS): Add cc1_cpu.
9719 (EXTRA_SPEC_FUNCTIONS): Define.
9720 (HAVE_LOCAL_CPU_DETECT): Define.
9721 (CC1_CPU_SPEC): Define.
9722 * config/rs6000/driver-rs6000.c: New file.
9723 * config/rs6000/aix.h (CC1_SPEC): Define.
9724 * config/rs6000/sysv4.h (CC1_SPEC): Add cc1_cpu.
9725 * config.host: Add x-rs6000 to host_xmake_file if host and target
9726 are rs6000 or powerpc.
9728 2007-08-08 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
9730 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Use +=.
9732 2007-08-08 Richard Sandiford <richard@codesourcery.com>
9733 Sandra Loosemore <sandra@codesourcery.com>
9734 Chao-ying Fu <fu@mips.com>
9735 Nigel Stephens <nigel@mips.com>
9736 David Ung <davidu@mips.com>
9738 * doc/invoke.texi (-mcode-readable): Document.
9739 * config/mips/mips.opt (mcode-readable): New option.
9740 * config/mips/mips-protos.h (SYMBOL_32_HIGH): New symbol type.
9741 * config/mips/mips.h (mips_code_readable_setting): New enum.
9742 (mips_code_readable): Declare.
9743 (TARGET_MIPS16_TEXT_LOADS, TARGET_MIPS16_PCREL_LOADS): New macros.
9744 (TARGET_MIPS16_SHORT_JUMP_TABLES): New macro.
9745 (JUMP_TABLES_IN_TEXT_SECTION): Use it.
9746 (CASE_VECTOR_MODE, CASE_VECTOR_PC_RELATIVE): Likewise. Remove
9747 boiler-plate comments.
9748 (ASM_OUTPUT_ADDR_DIFF_ELT): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
9749 * config/mips/mips.c (mips_code_readable): New variable.
9750 (mips_classify_symbol): Only return SYMBOL_PC_RELATIVE for
9751 MIPS16 labels if TARGET_MIPS16_SHORT_JUMP_TABLES. Use both the
9752 context and -mcode-readable setting to restrict the use of
9753 SYMBOL_PC_RELATIVE for MIPS16 constant pool references.
9754 Only return TARGET_FORCE_TO_MEM if PC-relative loads are allowed.
9755 (mips_symbolic_constant_p): Handle SYMBOL_32_HIGH.
9756 (mips_blocks_for_constant_p): Only return false for
9757 TARGET_MIPS16_PCREL_LOADS.
9758 (mips_symbol_insns_1): Treat HIGHs as 2 extended instructions
9759 for MIPS16. Handle SYMBOL_32_HIGH.
9760 (mips_const_insns): Allow HIGHs for MIPS16 too.
9761 (mips_unspec_address_offset): New function, split out from...
9762 (mips_unspec_address): ...here.
9763 (mips_output_move): Handle MIPS16 HIGH moves. Use "li" to load
9764 16-bit symbolic constants. Assert approropiate conditions for
9765 using the "la" and "dla" macros.
9766 (mips_handle_option): Handle -mcode-readable=.
9767 (override_options): Use %hi/%lo relocations for TARGET_MIPS16 too.
9768 Set up mips_lo_relocs[SYMBOL_32_HIGH].
9769 (mips_strip_unspec_address): New function, split out from...
9770 (print_operand_reloc): ...here.
9771 (print_operand): Pass constants through mips_strip_unspec_address.
9772 (print_operand_address): Likewise.
9773 (mips_output_mi_thunk): Remove guard of mips16_lay_out_constants.
9774 (mips_select_rtx_section): Remove MIPS16 handling.
9775 (mips16_gp_pseudo_reg): Check currently_expanding_to_rtl.
9776 (mips16_rewrite_pool_refs): Wrap the labels in an address UNSPEC.
9777 (mips16_lay_out_constants): Do nothing unless
9778 TARGET_MIPS16_PCREL_LOADS.
9779 (mips_avoid_hazards): Remove guard of mips16_lay_out_constants.
9780 * config/mips/mips.md: Split HIGHs for MIPS16.
9781 (tablejump): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
9783 2007-08-08 Richard Sandiford <richard@codesourcery.com>
9785 * config/mips/mips-protos.h (mips_emit_move): Declare.
9786 * config/mips/mips.c (mips_emit_move): New function.
9787 (mips_force_temporary): Use mips_emit_move instead of emit_move_insn.
9788 (mips_legitimize_const_move): Likewise.
9789 (mips_legitimize_move): Likewise.
9790 (mips_split_64bit_move): Likewise.
9791 (mips_restore_gp): Likewise.
9792 (mips_load_call_address): Likewise.
9793 (mips_emit_fcc_reload): Likewise.
9794 (mips_set_return_address): Likewise.
9795 (mips_block_move_straight): Likewise.
9796 (mips_block_move_loop): Likewise.
9797 (mips_setup_incoming_varargs): Likewise.
9798 (mips_save_reg): Likewise.
9799 (mips_expand_prologue): Likewise.
9800 (mips_restore_reg): Likewise.
9801 (mips_expand_epilogue): Likewise.
9802 (mips_output_mi_thunk): Likewise.
9803 (build_mips16_call_stub): Likewise.
9804 (mips_builtin_branch_and_move): Likewise.
9805 * config/mips/mips.h (INITIALIZE_TRAMPOLINE): Likewise.
9806 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
9807 (fixuns_truncdfdi2): Likewise.
9808 (fixuns_truncsfsi2): Likewise.
9809 (fixuns_truncsfdi2): Likewise.
9810 (loadgp_absolute): Likewise.
9811 (builtin_setjmp_setup): Likewise.
9812 (builtin_longjmp): Likewise.
9813 (untyped_call): Likewise.
9815 2007-08-08 Richard Sandiford <richard@codesourcery.com>
9817 * config/mips/mips-protos.h (mips_split_symbol): Add a mode and
9818 an "rtx *" argument. Return a bool.
9819 * config/mips/mips.c (mips_split_symbol): Accept arbitrary source
9820 values and return true if they can be split. Take the same kind of
9821 mode argument as mips_symbol_insns. Add a "lo_sum_out" parameter
9822 and store the lo_sum there if nonnull. Use the symbol type to
9823 determine whether a $gp or HIGH is needed.
9824 (mips_legitimize_address): Update call to mips_split_symbol and
9825 simplify accordingly.
9826 (mips_legitimize_const_move): Likewise.
9827 * config/mips/mips.md: In the combine define_split,
9828 check mips_split_symbol instead of splittable_symbolic_operand.
9829 Update use of mips_split_symbol in the generator code.
9830 * config/mips/predicates.md (splittable_symbolic_operand): Delete.
9832 2007-08-08 Richard Sandiford <richard@codesourcery.com>
9834 * config/mips/mips.c (mips_symbolic_address_p): Delete.
9835 (mips_symbol_insns_1): New function, split out from...
9836 (mips_symbol_insns): ...here. Take a mode argument. Treat loads
9837 and stores separately from load addresses.
9838 (mips_classify_address): Replace uses of mips_symbolic_address_p
9839 with uses of mips_symbol_insns.
9840 (mips_address_insns): Update calls to mips_symbol_insns.
9841 (mips_const_insns): Likewise.
9842 (mips_legitimize_address): Likewise.
9844 2007-08-08 Richard Sandiford <richard@codesourcery.com>
9846 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): New symbol type.
9847 * config/mips/mips.c (mips_classify_symbol): Skip TARGET_ABICALLS
9848 block for locally-binding symbols if TARGET_ABSOLUTE_ABICALLS.
9849 Return SYMBOL_FORCE_TO_MEM instead of SYMBOL_ABSOLUTE for
9850 non-call contexts if TARGET_MIPS16.
9851 (mips_symbolic_constant_p): Handle SYMBOL_FORCE_TO_MEM.
9852 (mips_symbolic_address_p): Likewise. Remove special TARGET_MIPS16
9853 code for SYMBOL_ABSOLUTE.
9854 (mips_symbol_insns): Likewise.
9856 2007-08-08 Richard Sandiford <richard@codesourcery.com>
9858 * config/mips/mips-protos.h (mips_symbol_context): New enumeration.
9859 * config/mips/mips.c (mips_classify_symbol): Take a context argument.
9860 (mips_symbolic_constant_p): Likewise. Update the call to
9861 mips_classify_symbol.
9862 (mips_classify_address): Update the calls to mips_symbolic_constant_p.
9863 (mips_const_insns): Likewise. Update the call to mips_classify_symbol.
9864 (mips_legitimize_address): Update the call to mips_symbolic_constant_p.
9865 (print_operand_reloc): Add a context argument. Update the call to
9866 mips_symbolic_constant_p.
9867 (print_operand): Update the calls to print_operand_reloc.
9868 (print_operand_address): Use print_operand_reloc rather than
9870 (mips_rewrite_small_data_p): Add a context argument. Update the call
9871 to mips_symbolic_constant_p.
9872 (mips_small_data_pattern_1): Make DATA the containing mem.
9873 Update the call to mips_rewrite_small_data_p.
9874 (mips_rewrite_small_data_1): Likewise.
9875 (mips_use_anchors_for_symbol_p): Update the call to
9876 mips_symbolic_constant_p.
9877 * config/mips/predicates.md (const_call_insn_operand): Likewise.
9878 (splittable_symbolic_operand): Likewise.
9879 (move_operand): Likewise.
9880 (absolute_symbolic_operand): Likewise.
9881 (got_disp_operand): Likewise.
9882 (got_page_ofst_operand): Likewise.
9884 2007-08-08 Richard Sandiford <richard@codesourcery.com>
9886 * config/mips/mips-protos.h (SYMBOL_GENERAL): Rename to...
9887 (SYMBOL_ABSOLUTE): ...this.
9888 (SYMBOL_SMALL_DATA): Rename to...
9889 (SYMBOL_GP_RELATIVE): ...this.
9890 (SYMBOL_CONSTANT_POOL): Rename to...
9891 (SYMBOL_PC_RELATIVE): ...this.
9892 * config/mips/mips.c (mips_classify_symbol, mips_symbolic_constant_p)
9893 (mips_symbolic_address_p, mips_symbol_insns, override_options)
9894 (mips_rewrite_small_data_p, mips_use_anchors_for_symbol_p): Update
9895 after above changes.
9896 * config/mips/predicates.md (const_call_insn_operand): Likewise.
9897 (general_symbolic_operand): Rename to...
9898 (absolute_symbolic_operand): ...this.
9899 * config/mips/mips.md: Update after above changes.
9901 2007-08-08 Vladimir Yanovsky <yanov@il.ibm.com>
9902 Revital Eres <eres@il.ibm.com>
9904 * ddg.c (print_ddg): Add dump information.
9905 * modulo-sched.c (print_node_sched_params): Add parameter and
9907 (calculate_maxii): Remove function.
9908 (undo_generate_reg_moves): Likewise.
9909 (undo_permute_partial_schedule): Likewise.
9910 (kernel_number_of_cycles): Likewise.
9911 (MAXII_FACTOR): New definition to calculate the upper bound of II.
9912 (sms_schedule): Use it. Remove profitability checks.
9913 (sms_schedule_by_order): Fix order of nodes within the cycle.
9915 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
9917 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt0.o in profile mode, add
9918 -profile option, add pie support.
9919 (ENDFILE_SPEC): New spec.
9920 * config/gnu.h (LIB_SPEC): Add -profile option.
9922 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
9924 * config/i386/gnu.h (CPP_SPEC): Add -pthread option.
9925 * config/gnu.h (LIB_SPEC): Likewise.
9927 2007-08-07 Yaz Saito <saito@google.com>
9928 Ian Lance Taylor <iant@google.com>
9930 * common.opt (finstrument-functions-exclude-function-list): New
9932 (finstrument-functions-exclude-file-list): New option.
9933 * opts.c (char_p): Define and DEF_VEC.
9934 (flag_instrument_functions_exclude_functions): New static
9936 (flag_instrument_functions_exclude_files): New static variable.
9937 (add_instrument_functions_exclude_list): New static function.
9938 (flag_instrument_functions_exclude_p): New function.
9939 (common_handle_option): Handle new options.
9940 * flags.h (flag_instrument_functions_exclude_p): Declare.
9941 * gimplify.c (gimplify_function_tree): Call
9942 flag_instrument_functions_exclude_p.
9943 * doc/invoke.texi (Option Summary): Mention new options.
9944 (Code Gen Options): Document new options.
9946 2007-08-07 Ian Lance Taylor <iant@google.com>
9948 PR rtl-optimization/32776
9949 * lower-subreg.c (resolve_clobber): Call resolve_reg_notes.
9950 (resolve_use): Likewise.
9951 (decompose_multiword_subregs): Remove "changed" local variable.
9953 2007-08-07 Carlos O'Donell <carlos@codesourcery.com>
9955 * configure.ac: Define HAVE_GNU_AS if $gas_flag is yes.
9956 * configure: Regenerate.
9957 * config.in: Regenerate.
9958 * gcc.c [HAVE_GNU_AS]: Add "%{v} %{w:-W} %{I*} " to asm_options
9961 2007-08-07 Ian Lance Taylor <iant@google.com>
9963 * lower-subreg.c (resolve_clobber): If the clobber has a LIBCALL
9964 note, just delete the insn.
9966 2007-08-07 Andreas Schwab <schwab@suse.de>
9969 * gengtype-lex.l: Ignore backslash/newline pair while scanning a
9972 2007-08-07 Andreas Krebbel <krebbel1@de.ibm.com>
9974 * lower-subreg.c (resolve_subreg_use): Remove assertion.
9975 (find_decomposable_shift_zext, resolve_shift_zext): New functions.
9976 (decompose_multiword_subregs): Use the functions above to decompose
9977 multiword shifts and zero-extends.
9979 2007-08-07 Rask Ingemann Lambertsen <rask@sygehus.dk>
9981 * doc/sourcebuild.texi (Test Directives): Fix "compile" and
9982 "assemble" descriptions which were swapped.
9984 2007-08-06 Chao-ying Fu <fu@mips.com>
9986 * fixed-value.h: New file.
9987 * fixed-value.c: New file.
9988 * Makefile.in (OBJS-common): Add fixed-value.o.
9989 (fixed-value.o): New rule.
9990 (GTFILES): Add fixed-value.h.
9991 * double-int.c (double_int_scmp): We should use unsigned HOST_WIDE_INT
9992 to compare a.low and b.low.
9993 * gengtype.c (main): Handle FIXED_VALUE_TYPE type as scalar typedef.
9995 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
9996 Daniel Jacobowitz <dan@codesourcery.com>
9999 * config.gcc (x86_64-*-freebsd*): Add i386/t-crtstuff to
10001 (x86_64-*-netbsd*): Likewise.
10002 (x86_64-*-linux*): Likewise.
10003 (x86_64-*-kfreebsd*-gnu): Likewise.
10004 (x86_64-*-knetbsd*-gnu): Likewise.
10005 (i[34567]86-*-solaris2.1[0-9]*): Likewise.
10007 * config/i386/t-linux64 (CRTSTUFF_T_CFLAGS): Removed.
10009 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Update comments.
10010 Add -fno-asynchronous-unwind-tables.
10012 * config/t-freebsd (CRTSTUFF_T_CFLAGS_S): Add $(CRTSTUFF_T_CFLAGS).
10013 * config/t-libc-ok (CRTSTUFF_T_CFLAGS_S): Likewise.
10014 * config/t-lynx (CRTSTUFF_T_CFLAGS_S): Likewise.
10015 * config/t-netbsd (CRTSTUFF_T_CFLAGS_S): Likewise.
10016 * config/t-svr4 (CRTSTUFF_T_CFLAGS_S): Likewise.
10018 2007-08-06 Steve Ellcey <sje@cup.hp.com>
10020 * config/ia64/ia64.c (ia64_c_mode_for_suffix): New.
10021 (TARGET_C_MODE_FOR_SUFFIX): New.
10023 2007-08-06 Steve Ellcey <sje@cup.hp.com>
10025 * config/ia64/div.md (m2subrf4_cond): Change 'g' to 'G'.
10027 2007-08-06 Steve Ellcey <sje@cup.hp.com>
10029 * config/ia64/ia64.h (MODES_TIEABLE_P): Fix typo.
10031 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
10033 * config/i386/i386.md: Check TARGET_ macros and optimize_size
10034 before checking function returns in conditional expressions.
10036 2007-08-06 Alfred Minarik <a.minarik@aon.at>
10039 * doc/invoke.texi: Add .hp, .hxx, .hpp, .h, .HPP, .tcc as c++ header.
10041 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
10043 PR middle-end/32988
10044 * tree.c (build2_stat): Instead of checking for INTEGER_TYPE, check
10045 for INTEGRAL_TYPE_P.
10047 2008-08-05 Paolo Bonzini <bonzini@gnu.org>
10049 * configure.ac: Remove --enable-checking=df from default settings.
10050 * tree-pass.h (TODO_df_verify): New. Shift TODO_mark_first_instance.
10051 * df-core.c (df_finish_pass) [ENABLE_CHECKING]: Schedule verification
10052 if the parameter is true.
10053 (df_analyze) [!ENABLE_DF_CHECKING]: Also do verification if the
10054 DF_VERIFY_SCHEDULED flag is true.
10055 * df.h (enum df_changeable_flags): Add DF_VERIFY_SCHEDULED.
10056 (df_finish_pass): Adjust prototype.
10057 * passes.c (execute_todo): Schedule verification if TODO_df_verify is
10060 * see.c (pass_see): Add TODO_df_verify.
10061 * loop-init.c (pass_rtl_move_loop_invariants): Add TODO_df_verify.
10062 * global.c (rest_of_handle_global_alloc): Schedule verification
10064 * local-alloc.c (rest_of_handle_local_alloc): Schedule verification
10066 * function.c (pass_thread_prologue_and_epilogue): Add TODO_df_verify.
10067 * gcse.c (rest_of_handle_gcse): Adjust call to df_finish_pass.
10068 * loop-iv.c (iv_analysis_done): Schedule verification after the pass.
10070 * config/sh/sh.c (sh_output_mi_thunk): Remove dead code.
10071 * config/ia64/ia64.c (ia64_reorg): Adjust call to df_finish_pass.
10072 * config/bfin/bfin.c (bfin_reorg): Adjust call to df_finish_pass.
10074 2007-08-05 Vladimir Yanovsky <yanov@il.ibm.com>
10075 Revital Eres <eres@il.ibm.com>
10077 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Document new
10079 * ddg.c (create_ddg_dependence): Rename to...
10080 (create_ddg_dep_from_intra_loop_link): This. Do not check
10081 for interloop edges. Do not create anti dependence edge when
10082 a true dependence edge exists in the opposite direction and
10083 -fmodulo-sched-allow-regmoves is set.
10084 (build_intra_loop_deps): Call create_ddg_dep_from_intra_loop_link.
10085 (add_cross_iteration_register_deps): Create anti dependence edge
10086 when -fno-modulo-sched-allow-regmoves is set.
10087 * common.opt (-fmodulo-sched-allow-regmoves): New flag.
10089 2007-08-04 Richard Sandiford <richard@codesourcery.com>
10091 * config/arm/arm.md (movsi): Add braces.
10093 2007-08-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
10095 PR middle-end/32780
10096 * fold-const.c (fold_binary <case MINUS_EXPR>): Fix the type of
10097 operands for the folding of "A - (A & B)" into "~B & A"; cast them
10100 2007-08-03 Zdenek Dvorak <ook@ucw.cz>
10102 * tree-ssa-threadupdate.c (thread_through_all_blocks): Use loops'
10103 state accessor functions.
10104 * cfgloopmanip.c (remove_path, create_preheaders,
10105 force_single_succ_latches, fix_loop_structure): Ditto.
10106 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
10107 tree_duplicate_loop_to_header_edge): Ditto.
10108 * cfgloopanal.c (mark_irreducible_loops): Ditto.
10109 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize):
10111 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures,
10112 cleanup_tree_cfg): Ditto.
10113 * tree-cfg.c (tree_merge_blocks): Ditto.
10114 * cfgloop.c (rescan_loop_exit, record_loop_exits,
10115 release_recorded_exits, get_loop_exit_edges, verify_loop_structure,
10116 loop_preheader_edge, single_exit): Ditto.
10117 (flow_loops_find): Do not clear loops->state.
10118 * cfgloop.h (loops_state_satisfies_p, loops_state_set,
10119 loops_state_clear): New functions.
10121 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
10123 PR middle-end/32399
10124 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
10125 when adding to the base and convert ELT to sizetype instead of type.
10127 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
10129 PR middle-end/32304
10130 * ipa-reference.c (has_proper_scope_for_analysis): Return false when
10131 the decl's type has TYPE_NEEDS_CONSTRUCTING set.
10133 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
10135 PR middle-end/32935
10136 * fold-convert.c (fold_negate_expr <NOP_EXPR>): Convert back to the
10137 correct type the negate expression.
10139 2007-08-03 Jan Hubicka <jh@suse.cz>
10141 * i386.c (setup_incoming_varargs_64): Tolerate 64bit preferred
10144 2007-08-03 David Edelsohn <edelsohn@gnu.org>
10146 * config/rs6000/rs6000.c (struct processor_cost): Change
10147 l1_cache_lines to l1_cache_size. Add l2_cache_size.
10148 (*_cost): Convert l1 cache information to kilobytes. Add l2 cache
10150 (rios1_costs, rios2_cost): Correct cache line size.
10151 (rs6000_override_options): Set l2-cache-size parameter.
10153 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
10154 Diego Novillo <dnovillo@google.com>
10157 * tree-vrp.c (simplify_div_or_mod_using_ranges): Also simplify
10158 if the range includes 0.
10160 2007-08-03 Ben Elliston <bje@au.ibm.com>
10162 * config/spu/spu.md (dftsv, dftsv_celledp): Attach the appropriate
10163 mode to unspec expressions to silence a warning from the generator
10166 2007-08-02 Steve Ellcey <sje@cup.hp.com>
10168 * config/ia64/constraints.md ("U"): Make constraint vector only.
10170 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
10172 PR middle-end/25446
10173 * c-objc-common.c (c_cannot_inline_tree_fn): Check for an
10174 always_inline attribute on the function decl.
10176 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
10178 PR middle-end/25445
10179 * varasm.c (default_binds_local_p_1): Consult flag_whole_program
10180 if we are compiling with -fPIC.
10182 2007-08-02 Sandra Loosemore <sandra@codesourcery.com>
10183 Nigel Stephens <nigel@mips.com>
10185 * longlong.h [__mips__] (count_leading_zeros, COUNT_LEADING_ZEROS_0):
10186 Define for MIPS32 and MIPS64.
10188 2007-08-02 Nick Clifton <nickc@redhat.com>
10190 * config/host-hpux.c: Change copyright header to refer to version
10191 3 of the GNU General Public License and to point readers at the
10192 COPYING3 file and the FSF's license web page.
10193 * config/alpha/predicates.md, config/alpha/vms-ld.c,
10194 config/alpha/linux.h, config/alpha/alpha.opt,
10195 config/alpha/linux-elf.h, config/alpha/vms.h, config/alpha/elf.h,
10196 config/alpha/vms-unwind.h, config/alpha/ev4.md,
10197 config/alpha/ev6.md, config/alpha/alpha.c, config/alpha/vms-cc.c,
10198 config/alpha/alpha.h, config/alpha/sync.md,
10199 config/alpha/openbsd.h, config/alpha/alpha.md,
10200 config/alpha/alpha-modes.def, config/alpha/ev5.md,
10201 config/alpha/alpha-protos.h, config/alpha/freebsd.h,
10202 config/alpha/osf5.h, config/alpha/netbsd.h, config/alpha/vms64.h,
10203 config/alpha/constraints.md, config/alpha/osf.h,
10204 config/alpha/xm-vms.h, config/alpha/unicosmk.h, config/linux.h,
10205 config/frv/predicates.md, config/frv/frv.h, config/frv/linux.h,
10206 config/frv/frv.md, config/frv/frv.opt, config/frv/frv-modes.def,
10207 config/frv/frv-asm.h, config/frv/frv-protos.h,
10208 config/frv/frv-abi.h, config/frv/frv.c, config/s390/tpf.h,
10209 config/s390/s390.c, config/s390/predicates.md, config/s390/s390.h,
10210 config/s390/linux.h, config/s390/tpf.md, config/s390/tpf.opt,
10211 config/s390/2064.md, config/s390/2084.md, config/s390/s390.md,
10212 config/s390/s390.opt, config/s390/s390-modes.def,
10213 config/s390/fixdfdi.h, config/s390/constraints.md,
10214 config/s390/s390-protos.h, config/s390/s390x.h, config/elfos.h,
10215 config/dbxcoff.h, config/m32c/predicates.md, config/m32c/cond.md,
10216 config/m32c/m32c.c, config/m32c/minmax.md, config/m32c/blkmov.md,
10217 config/m32c/m32c-pragma.c, config/m32c/m32c.h,
10218 config/m32c/prologue.md, config/m32c/m32c.abi,
10219 config/m32c/muldiv.md, config/m32c/bitops.md, config/m32c/mov.md,
10220 config/m32c/addsub.md, config/m32c/m32c.md, config/m32c/m32c.opt,
10221 config/m32c/t-m32c, config/m32c/m32c-modes.def,
10222 config/m32c/jump.md, config/m32c/shift.md,
10223 config/m32c/m32c-protos.h, config/libgloss.h,
10224 config/spu/spu-protos.h, config/spu/predicates.md,
10225 config/spu/spu-builtins.h, config/spu/spu.c,
10226 config/spu/spu-builtins.def, config/spu/spu-builtins.md,
10227 config/spu/spu.h, config/spu/spu-elf.h, config/spu/constraints.md,
10228 config/spu/spu.md, config/spu/spu-c.c, config/spu/spu.opt,
10229 config/spu/spu-modes.def, config/spu/t-spu-elf, config/interix.h,
10230 config/sparc/hypersparc.md, config/sparc/predicates.md,
10231 config/sparc/linux.h, config/sparc/sp64-elf.h,
10232 config/sparc/supersparc.md, config/sparc/cypress.md,
10233 config/sparc/openbsd1-64.h, config/sparc/openbsd64.h,
10234 config/sparc/niagara.md, config/sparc/sparc.md,
10235 config/sparc/long-double-switch.opt, config/sparc/ultra3.md,
10236 config/sparc/sparc.opt, config/sparc/sync.md,
10237 config/sparc/sp-elf.h, config/sparc/sparc-protos.h,
10238 config/sparc/ultra1_2.md, config/sparc/biarch64.h,
10239 config/sparc/sparc.c, config/sparc/little-endian.opt,
10240 config/sparc/sysv4-only.h, config/sparc/sparc.h,
10241 config/sparc/linux64.h, config/sparc/freebsd.h,
10242 config/sparc/sol2.h, config/sparc/rtemself.h,
10243 config/sparc/netbsd-elf.h, config/sparc/vxworks.h,
10244 config/sparc/sparc-modes.def, config/sparc/sparclet.md,
10245 config/sparc/sysv4.h, config/vx-common.h, config/netbsd-aout.h,
10246 config/flat.h, config/m32r/m32r.md, config/m32r/predicates.md,
10247 config/m32r/little.h, config/m32r/m32r.c, config/m32r/m32r.opt,
10248 config/m32r/linux.h, config/m32r/constraints.md,
10249 config/m32r/m32r.h, config/m32r/m32r-protos.h, config/vxworks.opt,
10250 config/darwin-c.c, config/darwin.opt, config/i386/i386.h,
10251 config/i386/cygming.h, config/i386/linux.h, config/i386/cygwin.h,
10252 config/i386/i386.md, config/i386/netware-crt0.c,
10253 config/i386/sco5.h, config/i386/mmx.md, config/i386/vx-common.h,
10254 config/i386/kaos-i386.h, config/i386/winnt-stubs.c,
10255 config/i386/netbsd64.h, config/i386/djgpp.h, config/i386/gas.h,
10256 config/i386/sol2.h, config/i386/constraints.md,
10257 config/i386/netware-libgcc.c, config/i386/sysv5.h,
10258 config/i386/predicates.md, config/i386/geode.md,
10259 config/i386/x86-64.h, config/i386/kfreebsd-gnu.h,
10260 config/i386/freebsd64.h, config/i386/vxworksae.h,
10261 config/i386/pentium.md, config/i386/lynx.h, config/i386/i386elf.h,
10262 config/i386/rtemself.h, config/i386/netbsd-elf.h,
10263 config/i386/ppro.md, config/i386/k6.md, config/i386/netware.c,
10264 config/i386/netware.h, config/i386/i386-modes.def,
10265 config/i386/sysv4-cpp.h, config/i386/i386-interix.h,
10266 config/i386/cygwin1.c, config/i386/djgpp.opt, config/i386/uwin.h,
10267 config/i386/unix.h, config/i386/ptx4-i.h, config/i386/xm-djgpp.h,
10268 config/i386/att.h, config/i386/winnt.c, config/i386/beos-elf.h,
10269 config/i386/sol2-10.h, config/i386/darwin64.h, config/i386/sse.md,
10270 config/i386/i386.opt, config/i386/bsd.h, config/i386/cygming.opt,
10271 config/i386/xm-mingw32.h, config/i386/linux64.h,
10272 config/i386/openbsdelf.h, config/i386/xm-cygwin.h,
10273 config/i386/sco5.opt, config/i386/darwin.h, config/i386/mingw32.h,
10274 config/i386/winnt-cxx.c, config/i386/i386-interix3.h,
10275 config/i386/nwld.c, config/i386/nwld.h, config/i386/host-cygwin.c,
10276 config/i386/cygwin2.c, config/i386/i386-protos.h,
10277 config/i386/sync.md, config/i386/openbsd.h,
10278 config/i386/host-mingw32.c, config/i386/i386-aout.h,
10279 config/i386/nto.h, config/i386/biarch64.h,
10280 config/i386/i386-coff.h, config/i386/freebsd.h,
10281 config/i386/driver-i386.c, config/i386/knetbsd-gnu.h,
10282 config/i386/host-i386-darwin.c, config/i386/vxworks.h,
10283 config/i386/crtdll.h, config/i386/i386.c, config/i386/sysv4.h,
10284 config/darwin-protos.h, config/linux.opt, config/sol2.c,
10285 config/sol2.h, config/sh/symbian.c, config/sh/sh-protos.h,
10286 config/sh/linux.h, config/sh/elf.h, config/sh/superh.h,
10287 config/sh/sh4.md, config/sh/coff.h, config/sh/newlib.h,
10288 config/sh/embed-elf.h, config/sh/symbian-pre.h, config/sh/rtems.h,
10289 config/sh/kaos-sh.h, config/sh/sh4a.md, config/sh/constraints.md,
10290 config/sh/sh64.h, config/sh/sh.opt, config/sh/symbian-post.h,
10291 config/sh/sh-c.c, config/sh/predicates.md, config/sh/sh.c,
10292 config/sh/sh.h, config/sh/shmedia.md, config/sh/sh-modes.def,
10293 config/sh/little.h, config/sh/sh1.md, config/sh/sh4-300.md,
10294 config/sh/superh64.h, config/sh/rtemself.h,
10295 config/sh/netbsd-elf.h, config/sh/sh.md, config/sh/vxworks.h,
10296 config/usegas.h, config/svr3.h, config/pdp11/pdp11-protos.h,
10297 config/pdp11/2bsd.h, config/pdp11/pdp11.md, config/pdp11/pdp11.c,
10298 config/pdp11/pdp11.opt, config/pdp11/pdp11-modes.def,
10299 config/pdp11/pdp11.h, config/avr/rtems.h, config/avr/avr-protos.h,
10300 config/avr/predicates.md, config/avr/constraints.md,
10301 config/avr/avr.md, config/avr/avr.c, config/avr/avr.opt,
10302 config/avr/avr.h, config/sol2-protos.h, config/dbxelf.h,
10303 config/lynx.opt, config/crx/crx.h, config/crx/crx-protos.h,
10304 config/crx/crx.md, config/crx/crx.c, config/crx/crx.opt,
10305 config/c4x/c4x-c.c, config/c4x/c4x.c, config/c4x/c4x.opt,
10306 config/c4x/c4x-modes.def, config/c4x/rtems.h,
10307 config/c4x/predicates.md, config/c4x/c4x.h,
10308 config/c4x/c4x-protos.h, config/c4x/c4x.md, config/kfreebsd-gnu.h,
10309 config/xtensa/predicates.md, config/xtensa/xtensa.c,
10310 config/xtensa/linux.h, config/xtensa/xtensa.h,
10311 config/xtensa/elf.h, config/xtensa/xtensa.md,
10312 config/xtensa/xtensa.opt, config/xtensa/constraints.md,
10313 config/xtensa/xtensa-protos.h, config/dbx.h,
10314 config/stormy16/predicates.md, config/stormy16/stormy16.md,
10315 config/stormy16/stormy16.c, config/stormy16/stormy16.opt,
10316 config/stormy16/stormy16.h, config/stormy16/stormy16-protos.h,
10317 config/host-solaris.c, config/fr30/fr30.h,
10318 config/fr30/predicates.md, config/fr30/fr30-protos.h,
10319 config/fr30/fr30.md, config/fr30/fr30.c, config/fr30/fr30.opt,
10320 config/vxworksae.h, config/sol2-c.c, config/lynx.h,
10321 config/m68hc11/m68hc11-protos.h, config/m68hc11/predicates.md,
10322 config/m68hc11/m68hc11.md, config/m68hc11/m68hc11.c,
10323 config/m68hc11/m68hc11.opt, config/m68hc11/m68hc11.h,
10324 config/m68hc11/m68hc12.h, config/openbsd-oldgas.h,
10325 config/host-linux.c, config/interix3.h, config/cris/cris.c,
10326 config/cris/predicates.md, config/cris/linux.h,
10327 config/cris/cris.h, config/cris/aout.h, config/cris/cris.md,
10328 config/cris/linux.opt, config/cris/cris.opt, config/cris/elf.opt,
10329 config/cris/aout.opt, config/cris/cris-protos.h,
10330 config/vxworks-dummy.h, config/netbsd.h, config/netbsd-elf.h,
10331 config/iq2000/iq2000.h, config/iq2000/predicates.md,
10332 config/iq2000/iq2000-protos.h, config/iq2000/iq2000.md,
10333 config/iq2000/iq2000.c, config/iq2000/iq2000.opt,
10334 config/host-darwin.c, config/mt/mt.md, config/mt/mt.c,
10335 config/mt/mt.opt, config/mt/t-mt, config/mt/mt.h,
10336 config/mt/mt-protos.h, config/svr4.h, config/host-darwin.h,
10337 config/chorus.h, config/mn10300/mn10300.c,
10338 config/mn10300/mn10300.opt, config/mn10300/predicates.md,
10339 config/mn10300/mn10300.h, config/mn10300/linux.h,
10340 config/mn10300/constraints.md, config/mn10300/mn10300-protos.h,
10341 config/mn10300/mn10300.md, config/ia64/predicates.md,
10342 config/ia64/itanium1.md, config/ia64/unwind-ia64.h,
10343 config/ia64/ia64-c.c, config/ia64/sync.md, config/ia64/ia64.c,
10344 config/ia64/itanium2.md, config/ia64/ia64.h, config/ia64/vect.md,
10345 config/ia64/freebsd.h, config/ia64/ia64.md,
10346 config/ia64/ia64-modes.def, config/ia64/constraints.md,
10347 config/ia64/hpux.h, config/ia64/ia64-protos.h, config/windiss.h,
10348 config/gofast.h, config/rtems.h, config/sol2-10.h,
10349 config/m68k/predicates.md, config/m68k/m68k.md,
10350 config/m68k/linux.h, config/m68k/m68k-modes.def,
10351 config/m68k/print-sysroot-suffix.sh, config/m68k/m68k-protos.h,
10352 config/m68k/coff.h, config/m68k/m68k-none.h, config/m68k/ieee.opt,
10353 config/m68k/openbsd.h, config/m68k/m68k-aout.h,
10354 config/m68k/m68k.opt, config/m68k/m68020-elf.h,
10355 config/m68k/m68kelf.h, config/m68k/m68k-devices.def,
10356 config/m68k/uclinux-oldabi.h, config/m68k/m68k.c,
10357 config/m68k/constraints.md, config/m68k/rtemself.h,
10358 config/m68k/netbsd-elf.h, config/m68k/m68k.h,
10359 config/m68k/uclinux.h, config/rs6000/power4.md,
10360 config/rs6000/host-darwin.c, config/rs6000/6xx.md,
10361 config/rs6000/linux.h, config/rs6000/eabi.h,
10362 config/rs6000/aix41.opt, config/rs6000/xcoff.h,
10363 config/rs6000/secureplt.h, config/rs6000/linuxspe.h,
10364 config/rs6000/eabialtivec.h, config/rs6000/8540.md,
10365 config/rs6000/darwin8.h, config/rs6000/kaos-ppc.h,
10366 config/rs6000/windiss.h, config/rs6000/603.md,
10367 config/rs6000/aix41.h, config/rs6000/cell.md,
10368 config/rs6000/mpc.md, config/rs6000/aix43.h, config/rs6000/beos.h,
10369 config/rs6000/gnu.h, config/rs6000/rtems.h, config/rs6000/aix.opt,
10370 config/rs6000/darwin.md, config/rs6000/darwin64.h,
10371 config/rs6000/default64.h, config/rs6000/7xx.md,
10372 config/rs6000/darwin.opt, config/rs6000/spe.md,
10373 config/rs6000/rs6000.opt, config/rs6000/rs6000-c.c,
10374 config/rs6000/rios2.md, config/rs6000/linuxaltivec.h,
10375 config/rs6000/7450.md, config/rs6000/linux64.h,
10376 config/rs6000/constraints.md, config/rs6000/440.md,
10377 config/rs6000/darwin.h, config/rs6000/host-ppc64-darwin.c,
10378 config/rs6000/rs6000.c, config/rs6000/aix52.h,
10379 config/rs6000/rs6000.h, config/rs6000/power6.md,
10380 config/rs6000/predicates.md, config/rs6000/altivec.md,
10381 config/rs6000/aix64.opt, config/rs6000/rios1.md,
10382 config/rs6000/rs6000-modes.def, config/rs6000/rs64.md,
10383 config/rs6000/eabisim.h, config/rs6000/sysv4le.h,
10384 config/rs6000/darwin7.h, config/rs6000/dfp.md,
10385 config/rs6000/linux64.opt, config/rs6000/sync.md,
10386 config/rs6000/vxworksae.h, config/rs6000/power5.md,
10387 config/rs6000/lynx.h, config/rs6000/biarch64.h,
10388 config/rs6000/rs6000.md, config/rs6000/sysv4.opt,
10389 config/rs6000/eabispe.h, config/rs6000/e500.h,
10390 config/rs6000/freebsd.h, config/rs6000/rs6000-protos.h,
10391 config/rs6000/netbsd.h, config/rs6000/e500-double.h,
10392 config/rs6000/aix.h, config/rs6000/vxworks.h,
10393 config/rs6000/40x.md, config/rs6000/aix51.h,
10394 config/rs6000/sysv4.h, config/arc/arc-protos.h, config/arc/arc.md,
10395 config/arc/arc.c, config/arc/arc.opt, config/arc/arc-modes.def,
10396 config/arc/arc.h, config/mcore/mcore-elf.h,
10397 config/mcore/mcore-protos.h, config/mcore/predicates.md,
10398 config/mcore/mcore.md, config/mcore/mcore.c,
10399 config/mcore/mcore.opt, config/mcore/mcore.h,
10400 config/mcore/mcore-pe.h, config/darwin.c, config/freebsd-nthr.h,
10401 config/score/predicates.md, config/score/score-version.h,
10402 config/score/score-protos.h, config/score/misc.md,
10403 config/score/elf.h, config/score/score.c, config/score/mac.md,
10404 config/score/score7.md, config/score/score.h,
10405 config/score/score-conv.h, config/score/score-mdaux.c,
10406 config/score/score.md, config/score/score.opt,
10407 config/score/score-modes.def, config/score/score-mdaux.h,
10408 config/score/mul-div.S, config/arm/uclinux-elf.h,
10409 config/arm/semi.h, config/arm/ecos-elf.h, config/arm/arm1020e.md,
10410 config/arm/symbian.h, config/arm/linux-elf.h,
10411 config/arm/arm1026ejs.md, config/arm/arm1136jfs.md,
10412 config/arm/elf.h, config/arm/aout.h, config/arm/arm.c,
10413 config/arm/thumb2.md, config/arm/vec-common.md, config/arm/coff.h,
10414 config/arm/strongarm-pe.h, config/arm/arm.h,
10415 config/arm/cortex-a8-neon.md, config/arm/semiaof.h,
10416 config/arm/cortex-a8.md, config/arm/uclinux-eabi.h,
10417 config/arm/arm-modes.def, config/arm/linux-eabi.h,
10418 config/arm/rtems-elf.h, config/arm/neon-schedgen.ml,
10419 config/arm/arm-cores.def, config/arm/arm-protos.h,
10420 config/arm/vfp.md, config/arm/aof.h, config/arm/linux-gas.h,
10421 config/arm/wince-pe.h, config/arm/neon.md,
10422 config/arm/constraints.md, config/arm/neon.ml,
10423 config/arm/xscale-elf.h, config/arm/strongarm-coff.h,
10424 config/arm/arm.opt, config/arm/arm926ejs.md,
10425 config/arm/predicates.md, config/arm/iwmmxt.md,
10426 config/arm/arm_neon.h, config/arm/unknown-elf.h,
10427 config/arm/kaos-arm.h, config/arm/bpabi.h, config/arm/pe.opt,
10428 config/arm/neon-testgen.ml, config/arm/arm.md,
10429 config/arm/xscale-coff.h, config/arm/pe.c,
10430 config/arm/arm-generic.md, config/arm/pe.h,
10431 config/arm/kaos-strongarm.h, config/arm/freebsd.h,
10432 config/arm/neon-docgen.ml, config/arm/netbsd.h, config/arm/fpa.md,
10433 config/arm/strongarm-elf.h, config/arm/cirrus.md,
10434 config/arm/netbsd-elf.h, config/arm/vxworks.h,
10435 config/arm/neon-gen.ml, config/kaos.h, config/darwin-driver.c,
10436 config/pa/predicates.md, config/pa/pa64-hpux.h,
10437 config/pa/pa-hpux.opt, config/pa/som.h, config/pa/pa-hpux1010.opt,
10438 config/pa/pa-hpux1111.opt, config/pa/pa-pro-end.h,
10439 config/pa/elf.h, config/pa/fptr.c, config/pa/pa64-linux.h,
10440 config/pa/pa.md, config/pa/pa.opt, config/pa/pa-hpux.h,
10441 config/pa/pa-hpux10.h, config/pa/pa-hpux11.h,
10442 config/pa/pa-hpux1010.h, config/pa/pa-protos.h,
10443 config/pa/pa-osf.h, config/pa/pa-hpux1111.h, config/pa/pa-64.h,
10444 config/pa/milli64.S, config/pa/pa.c, config/pa/pa-linux.h,
10445 config/pa/pa.h, config/pa/pa32-linux.h, config/pa/pa64-hpux.opt,
10446 config/pa/pa64-regs.h, config/pa/pa-modes.def,
10447 config/pa/constraints.md, config/darwin9.h, config/mips/4100.md,
10448 config/mips/linux.h, config/mips/elfoabi.h, config/mips/elf.h,
10449 config/mips/sdb.h, config/mips/windiss.h, config/mips/rtems.h,
10450 config/mips/3000.md, config/mips/iris5.h, config/mips/5000.md,
10451 config/mips/7000.md, config/mips/9000.md, config/mips/4600.md,
10452 config/mips/linux64.h, config/mips/elforion.h,
10453 config/mips/constraints.md, config/mips/generic.md,
10454 config/mips/predicates.md, config/mips/4300.md,
10455 config/mips/mips-ps-3d.md, config/mips/iris.h, config/mips/24k.md,
10456 config/mips/mips.md, config/mips/mips.opt, config/mips/4k.md,
10457 config/mips/5k.md, config/mips/vr4120-div.S,
10458 config/mips/openbsd.h, config/mips/iris6.h, config/mips/4000.md,
10459 config/mips/mips-protos.h, config/mips/6000.md,
10460 config/mips/mips.c, config/mips/mips.h, config/mips/r3900.h,
10461 config/mips/74k.md, config/mips/netbsd.h, config/mips/vxworks.h,
10462 config/mips/mips-modes.def, config/mips/vr.h,
10463 config/soft-fp/t-softfp, config/openbsd.h, config/ptx4.h,
10464 config/freebsd-spec.h, config/vax/vax.c, config/vax/openbsd.h,
10465 config/vax/vax.h, config/vax/elf.h, config/vax/vax.md,
10466 config/vax/bsd.h, config/vax/vax.opt, config/vax/vax-modes.def,
10467 config/vax/openbsd1.h, config/vax/netbsd.h,
10468 config/vax/vax-protos.h, config/vax/netbsd-elf.h,
10469 config/vax/vaxv.h, config/vax/ultrix.h, config/freebsd.h,
10470 config/h8300/rtems.h, config/h8300/predicates.md,
10471 config/h8300/h8300.c, config/h8300/h8300.h, config/h8300/elf.h,
10472 config/h8300/h8300.md, config/h8300/h8300.opt,
10473 config/h8300/coff.h, config/h8300/h8300-protos.h,
10474 config/v850/v850.md, config/v850/predicates.md,
10475 config/v850/v850-c.c, config/v850/v850.c, config/v850/v850.opt,
10476 config/v850/v850.h, config/v850/v850-protos.h, config/vxworks.c,
10477 config/knetbsd-gnu.h, config/sol2-6.h, config/vxworks.h,
10478 config/mmix/mmix.h, config/mmix/predicates.md,
10479 config/mmix/mmix-protos.h, config/mmix/mmix.md,
10480 config/mmix/mmix.c, config/mmix/mmix.opt,
10481 config/mmix/mmix-modes.def, config/bfin/bfin.opt,
10482 config/bfin/rtems.h, config/bfin/bfin-modes.def,
10483 config/bfin/predicates.md, config/bfin/bfin-protos.h,
10484 config/bfin/bfin.c, config/bfin/bfin.h, config/bfin/bfin.md:
10487 2007-08-02 Richard Sandiford <richard@codesourcery.com>
10489 * emit-rtl.c (reset_used_decls): Rename to...
10490 (set_used_decls): ...this. Set the used flag rather than clearing it.
10491 (unshare_all_rtl_again): Update accordingly. Set flags on argument
10492 DECL_RTLs rather than resetting them.
10494 2007-08-02 Andreas Krebbel <krebbel1@de.ibm.com>
10496 * config/s390/s390.md ("*xordi3_cconly"): Change xr to xg.
10498 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
10500 * reload.c (find_reloads_address_part): Pass correct MEMREFLOC
10501 argument to find_reloads_address.
10503 2007-08-01 Daniel Jacobowitz <dan@codesourcery.com>
10505 PR tree-optimization/32919
10506 * tree-ssa-sccvn.c (visit_phi): Do not visit abnormal PHIs.
10507 * tree-ssa-coalesce.c (ssa_conflicts_dump): New.
10508 (coalesce_ssa_name): Call it.
10510 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
10511 David Ung <davidu@mips.com>
10513 * config/mips/mips16.S (__mips16_unordsf2, __mips16_floatunsisf): New.
10514 (__mips16_unorddf2, __mips16_floatunsidf): New.
10515 * config/mips/mips.c (mips_init_libfuncs): Add optab entries for
10517 * config/mips/t-libgcc-mips16 (LIB1ASMFUNCS): Add new functions.
10519 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
10521 * tree-pretty-print.c (dump_generic_node): Dump OMP_SECTIONS_SWITCH.
10522 Display new operands of OMP_SECTIONS and OMP_CONTINUE.
10523 * tree.h (OMP_SECTIONS_CONTROL): New macro.
10524 (OMP_DIRECTIVE_P): Add OMP_SECTIONS_SWITCH.
10525 * omp-low.c (get_ws_args_for, determine_parallel_type,
10526 expand_omp_for_generic, expand_omp_for_static_nochunk,
10527 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
10528 Work with more precise CFG.
10529 (build_omp_regions_1): Handle OMP_SECTIONS_SWITCH.
10530 (lower_omp_sections): Emit OMP_SECTIONS_SWITCH. Add arguments to
10532 * tree-gimple.c (is_gimple_stmt): Handle OMP_SECTIONS_SWITCH.
10533 * gimple-low.c (lower_stmt): Ditto.
10534 * tree-inline.c (estimate_num_insns_1): Ditto.
10535 * tree.def (OMP_SECTIONS, OMP_CONTINUE): Added new operands.
10536 (OMP_SECTIONS_SWITCH): New.
10537 * tree-cfgcleanup.c (cleanup_omp_return): New.
10538 (cleanup_tree_cfg_bb): Call cleanup_omp_return.
10539 * tree-cfg.c (make_edges): Create back edges for OMP_CONTINUE
10540 and exit edge for OMP_FOR. Handle OMP_SECTIONS_SWITCH.
10541 (tree_redirect_edge_and_branch): Handle omp constructs.
10543 * fortran/trans-openmp.c (gfc_trans_omp_sections): Build OMP_SECTIONS
10544 with three arguments.
10546 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
10548 * tree-cfg.c (tree_merge_blocks): Preserve loop exit phi nodes only
10549 in loop closed ssa.
10551 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
10553 * tree-ssa-threadupdate.c (thread_through_all_blocks): Record that
10554 the loop structures may need fixing.
10555 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures):
10557 (cleanup_tree_cfg_loop): Removed.
10558 (cleanup_tree_cfg): If loops need fixing, call repair_loop_structures.
10559 * tree-predcom.c (tree_predictive_commoning): Return TODO_cleanup_cfg
10560 instead of running cleanup_tree_cfg_loop.
10561 * cfgloop.h (LOOPS_NEED_FIXUP): New constant.
10562 * tree-flow.h (cleanup_tree_cfg_loop): Declaration removed.
10563 (tree_predictive_commoning): Declaration changed.
10564 * passes.c (execute_function_todo): Do not use cleanup_tree_cfg_loop.
10566 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
10568 * doc/invoke.texi (l1-cache-size): Update documentation.
10569 (l2-cache-size): Document.
10570 * params.h (L2_CACHE_SIZE): New macro.
10571 * tree-ssa-loop-prefetch.c (L1_CACHE_SIZE_BYTES): Reflect
10572 that L1_CACHE_SIZE is in kB now.
10573 (L2_CACHE_SIZE_BYTES): New macro.
10574 (tree_ssa_prefetch_arrays): Show size in kB.
10575 * config/i386/i386.h (struct processor_costs): Add l1_cache_size
10576 and l2_cache_size fields.
10577 * config/i386/driver-i386.c (describe_cache): Detect cache size
10579 * config/i386/i386.c (size_cost, i386_cost, i486_cost,pentium_cost,
10580 pentiumpro_cost, geode_cost, k6_cost, athlon_cost, k8_cost,
10581 amdfam10_cost, pentium4_cost, nocona_cost, core2_cost,
10582 generic64_cost, generic32_cost): Add l1_cache_size and l2_cache_size.
10583 (override_options): Set l1-cache-size and l2-cache-size to default
10584 values if not specified otherwise.
10585 * params.def (PARAM_L1_CACHE_SIZE): Change to set in kB.
10586 (PARAM_L2_CACHE_SIZE): New.
10588 2007-08-01 Nigel Stephens <nigel@mips.com>
10589 David Ung <davidu@mips.com>
10590 Thiemo Seufer <ths@mips.com>
10591 Chris Dearman <chris@mips.com>
10592 Richard Sandiford <richard@codesourcery.com>
10594 * config.gcc (mips*-sde-elf*): New stanza.
10595 (mipsisa32-*-elf*, mipsisa32el-*-elf*, mipsisa32r2-*-elf*)
10596 (mipsisa32r2el-*-elf*, mipsisa64-*-elf*, mipsisa64el-*-elf*)
10597 (mipsisa64sb1-*-elf*, mipsisa64sb1el-*-elf*, mips-*-elf*)
10598 (mipsel-*-elf*, mips64-*-elf*, mips64el-*-elf*, mips64orion-*-elf*)
10599 (mips64orionel-*-elf*, mips*-*-rtems*, mips-wrs-windiss)
10600 (mipstx39-*-elf*, mipstx39el-*-elf*): Add mips/t-libgcc-mips16
10602 * config/mips/sde.h: New file.
10603 * config/mips/t-libgcc-mips16: Likewise.
10604 * config/mips/t-sde: Likewise.
10605 * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove settings
10606 of _ABIN32, _ABI64, _ABIO32, _MIPS_SIM, _MIPS_SZLONG, _MIPS_SZPTR,
10607 _MIPS_FPSET and _MIPS_SZINT.
10608 * config/mips/iris.h (TARGET_OS_CPP_BUILTINS): Likewise.
10609 * config/mips/elfoabi.h (DRIVER_SELF_SPECS): Remove separate
10610 insertion of a default -mips option. Use MIPS_32BIT_OPTION_SPEC.
10611 * config/mips/t-isa3264 (LIB1ASMSRC, LIB1ASMFUNCS): Delete.
10612 * config/mips/t-r3900 (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
10613 * config/mips/t-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
10614 * config/mips/mips.h (TARGET_CPU_CPP_BUITINS): Define _ABIO32,
10615 _ABIN32, _ABI64, _ABIO64, _MIPS_SIM, _MIPS_SZINT, _MIPS_SZLONG,
10616 _MIPS_SZPTR and _MIPS_FPSET.
10617 (MIPS_ISA_LEVEL_SPEC): Inject the default -mips option if no
10618 architecture is specified.
10619 (MIPS_32BIT_OPTION_SPEC): New macro.
10621 2007-07-31 Dan Hipschman <dsh@google.com>
10623 * gcc.c (end_going_arg): New function.
10624 (do_spec_2): Use it.
10625 (do_spec_1): Use it.
10627 2007-07-31 H.J. Lu <hongjiu.lu@intel.com>
10629 * ddg.c (add_cross_iteration_register_deps): Declare bb_info
10630 only if ENABLE_CHECKING is defined.
10632 2007-07-31 Kenneth Zadeck <zadeck@naturalbridge.com>
10634 * df.h (DF_RU, DF_RU_BB_INFO, df_ru_bb_info, df_ru,
10635 df_ru_add_problem, df_ru_get_bb_info): Removed.
10636 (DF_RD, DF_UREC, DF_CHAIN, DF_NOTE): Renumbered.
10637 * df-problems.c (df_ru_problem_data, df_ru_set_bb_info,
10638 df_ru_free_bb_info, df_ru_alloc,
10639 df_ru_bb_local_compute_process_def,
10640 df_ru_bb_local_compute_process_use, df_ru_bb_local_compute,
10641 df_ru_local_compute, df_ru_init_solution, df_ru_confluence_n,
10642 df_ru_transfer_function, df_ru_free, df_ru_start_dump,
10643 df_ru_top_dump, df_ru_bottom_dump, df_problem problem_RU,
10644 df_ru_add_problem): Removed.
10646 2007-07-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10649 * pa.md (casesi32): Use match_scratch. Revise insn condition.
10650 (casesi32p, casesi64p): Likewise.
10651 (casesi): Adjust for above.
10653 2007-07-31 Richard Sandiford <richard@codesourcery.com>
10655 * mode-switching.c (create_pre_exit): Don't search past calls.
10657 2007-07-31 Sandra Loosemore <sandra@codesourcery.com>
10659 * config/mips/mips.h (ISA_HAS_SYNCI): Add !TARGET_MIPS16 test.
10661 2007-07-31 Revital Eres <eres@il.ibm.com>
10663 * ddg.c (add_deps_for_def): Rename to...
10664 (add_cross_iteration_register_deps): This. Change implementation
10665 to use only reaching def and def-use chains to construct the
10666 inter loop dependencies.
10667 (add_deps_for_use): Remove function.
10668 (build_inter_loop_deps): Call add_cross_iteration_register_deps
10669 function to build the inter loop dependencies.
10670 * modulo-sched.c (sms_schedule): Build only
10671 reaching def and def-use chains for the propose of the ddg
10674 2007-07-31 Julian Brown <julian@codesourcery.com>
10676 * config/arm/neon.md (vec_set<mode>_internal, vec_setv2di_internal):
10677 New define_insns. Use correct RTL.
10678 (vec_set<mode>): Write as expander.
10680 2007-07-31 Razya Ladelsky <razya@il.ibm.com>
10682 * matrix-reorg.c (analyze_matrix_allocation_site): Avoid referring
10683 to an unallocated space.
10685 2007-07-30 Jan Sjodin <jan.sjodin@amd.com>
10688 (split_constant_offset): Enable split_constant_offset to extract
10689 constants from other statements.
10690 * tree-vect-transform.c
10691 (vect_create_addr_base_for_vector_ref): Generate data_ref_base
10692 to a temp var. Force base_offset to be simple.
10694 2007-07-30 Seongbae Park <seongbae.park@gmail.com>
10696 * df-scan.c (df_scan_verify): Remove artificial limit on
10697 the number of blocks for verification.
10698 * df-problems.c (df_lr_bb_local_compute, df_simulate_find_defs,
10699 df_simulate_defs): Avoid unnecessary insn checking for defs.
10701 2007-07-29 Mark Mitchell <mark@codesourcery.com>
10703 * config/m68k/lb1sf68.asm (FUNC): New macro.
10704 (__mulsi3): Use it.
10705 (__udivsi3): Likewise.
10706 (__divsi3): Likewise.
10707 (__umodsi3): Likewise.
10708 (__modsi3): Likewise.
10709 (__subdf3): Likewise.
10710 (__adddf3): Likewise.
10711 (__muldf3): Likewise.
10712 (__divdf3): Likewise.
10713 (__negdf2): Likewise.
10714 (__cmpdf2): Likewise.
10715 (__subsf3): Likewise.
10716 (__addsf3): Likewise.
10717 (__mulsf3): Likewise.
10718 (__divsf3): Likewise.
10719 (__negsf2): Likewise.
10720 (__cmpsf2): Likewise.
10721 (__eqdf2): Likewise.
10722 (__nedf2): Likewise.
10723 (__gtdf2): Likewise.
10724 (__gedf2): Likewise.
10725 (__ltdf2): Likewise.
10726 (__ledf2): Likewise.
10727 (__eqsf2): Likewise.
10728 (__nesf2): Likewise.
10729 (__gtsf2): Likewise.
10730 (__gesf2): Likewise.
10731 (__ltsf2): Likewise.
10732 (__lesf2): Likewise.
10734 2007-07-30 Ollie Wild <aaw@google.com>
10736 * c-ppoutput.c (print_lines_directives_only): New function.
10737 (scan_translation_unit_directives_only): New function.
10738 (preprocess_file): Add call to scan_translation_unit_directives_only.
10739 * c-opts.c (c_common_handle_option): Add OPT_fdirectives_only.
10740 (sanitize_cpp_opts): Add default flag_dump_macros setting for
10741 -fdirectives-only. Add errors for -fdirectives-only conflict with
10742 -Wunused-macros and -traditional.
10743 (finish_options): Add builtin macro initialization for
10744 -fdirectives-only + -fpreprocessed.
10745 * c.opt (fdirectives-only): New.
10746 * doc/cppopts.texi (fdirectives-only): New.
10748 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10750 * alias.c (record_set, memory_modified_1): Constify.
10751 * bt-load.c (note_btr_set): Likewise.
10752 * caller-save.c (mark_set_regs, add_stored_regs): Likewise.
10753 * combine.c (set_nonzero_bits_and_sign_copies,
10754 expand_field_assignment, record_dead_and_set_regs_1,
10755 use_crosses_set_p, reg_dead_at_p_1, can_combine_p,
10756 likely_spilled_retval_1): Likewise.
10757 * config/frv/frv.c (frv_registers_update_1, frv_io_check_address,
10758 frv_io_handle_set): Likewise.
10759 * config/mips/mips.c (mips_sim_record_set,
10760 vr4130_true_reg_dependence_p_1): Likewise.
10761 * config/mt/mt.c (insn_dependent_p_1): Likewise.
10762 * config/s390/s390.c (s390_reg_clobbered_rtx): Likewise.
10763 * config/sh/sh.c (flow_dependent_p_1): Likewise.
10764 * cselib.c (cselib_invalidate_rtx_note_stores): Likewise.
10765 * dce.c (mark_nonreg_stores_1, mark_nonreg_stores_2): Likewise.
10766 * ddg.c (mark_mem_store): Likewise.
10767 * df-problems.c (df_urec_mark_reg_change): Likewise.
10768 * function.c (update_epilogue_consts): Likewise.
10769 * gcse.c (record_set_info, record_last_set_info,
10770 mems_conflict_for_gcse_p, canon_list_insert, reg_set_info,
10771 reg_clear_last_set): Likewise.
10772 * global.c (mark_reg_store, mark_reg_clobber, reg_becomes_live):
10774 * jump.c (reversed_comparison_code_parts): Likewise.
10775 * local-alloc.c (validate_equiv_mem_from_store, no_equiv,
10776 reg_is_set): Likewise.
10777 * loop-iv.c (mark_altered): Likewise.
10778 * mode-switching.c (reg_becomes_live): Likewise.
10779 * optabs.c (no_conflict_move_test): Likewise.
10780 * postreload-gcse.c (record_last_set_info, find_mem_conflicts):
10782 * postreload.c (reload_combine_note_store, move2add_note_store):
10784 * regmove.c (flags_set_1): Likewise.
10785 * regrename.c (note_sets, kill_clobbered_value, kill_set_value):
10787 * reload1.c (mark_not_eliminable, forget_old_reloads_1):
10789 * resource.c (update_live_status): Likewise.
10790 * rtl.h (set_of, note_stores): Likewise.
10791 * rtlanal.c (set_of_1, parms_set, struct set_of_data, set_of,
10792 note_stores, parms_set): Likewise.
10793 * sched-rgn.c (sets_likely_spilled_1): Likewise.
10794 * stack-ptr-mod.c (notice_stack_pointer_modification_1):
10796 * var-tracking.c (count_stores, add_stores): Likewise.
10798 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10800 * alias.c (mems_in_disjoint_alias_sets_p,
10801 fixed_scalar_and_varying_struct_p, aliases_everything_p,
10802 nonoverlapping_component_refs_p, nonoverlapping_memrefs_p,
10803 write_dependence_p, mems_in_disjoint_alias_sets_p,
10804 read_dependence, true_dependence, canon_true_dependence,
10805 anti_dependence, output_dependence): Constify.
10806 * combine.c (extended_count): Likewise.
10807 * cse.c (cse_rtx_varies_p, hash_rtx, exp_equiv_p): Likewise.
10808 * cselib.c (get_value_hash, references_value_p,
10809 cselib_reg_set_mode, cselib_rtx_varies_p): Likewise.
10810 * cselib.h (cselib_reg_set_mode, references_value_p): Likewise.
10811 * emit-rtl.c (mem_expr_equal_p, active_insn_p): Likewise.
10812 * function.c (contains, prologue_epilogue_contains,
10813 sibcall_epilogue_contains): Likewise.
10814 * jump.c (simplejump_p, condjump_p, condjump_in_parallel_p,
10815 pc_set, any_uncondjump_p, any_condjump_p, onlyjump_p,
10816 only_sets_cc0_p, sets_cc0_p, rtx_renumbered_equal_p, true_regnum,
10817 reg_or_subregno): Likewise.
10818 * recog.c (asm_noperands): Likewise.
10819 * reload1.c (function_invariant_p): Likewise.
10820 * rtl.h (mem_expr_equal_p, active_insn_p, rtx_varies_p,
10821 rtx_addr_varies_p, asm_noperands, exp_equiv_p, hash_rtx,
10822 condjump_p, any_condjump_p, any_uncondjump_p, pc_set,
10823 simplejump_p, onlyjump_p, only_sets_cc0_p, sets_cc0_p,
10824 true_regnum, reg_or_subregno, condjump_in_parallel_p,
10825 extended_count, prologue_epilogue_contains,
10826 sibcall_epilogue_contains, function_invariant_p, true_dependence,
10827 canon_true_dependence, read_dependence, anti_dependence,
10828 output_dependence): Likewise.
10829 * rtlanal.c (rtx_varies_p, rtx_addr_varies_p): Likewise.
10831 2007-07-30 Julian Brown <julian@codesourcery.com>
10833 * config/arm/neon.md (V_ext): New mode attribute.
10834 (neon_vget_lane<mode>): Replace with define_expand.
10835 (neon_vget_lane<mode>_sext_internal)
10836 (neon_vget_lane<mode>_zext_internal): New define_insns for double
10837 and quad precision vectors.
10838 (neon_vget_lanedi): Add bounds check. Remove dead comment.
10839 * config/arm/neon.ml (get_lane): Make 32-bit get-lane intrinsics
10840 have typeless 32-bit result.
10842 2007-07-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
10845 * tree-affine.h (aff_tree): The type of rest is sizetype for types
10847 * tree-affine.c (aff_combination_scale): If type is a pointer type,
10848 use sizetype for rest.
10849 (aff_combination_add_elt): Likewise. Don't specialize pointer types.
10850 (aff_combination_convert): Don't convert rest for pointer types.
10852 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
10854 * Makefile.in (tree-ssa-alias.o): Add alloc-pool.h
10856 * tree-ssa-alias.c: Add alloc-pool.h.
10857 (init_alias_info): Free alias_bitmap_obstack.
10858 (delete_alias_info): Call delete_mem_ref_stats.
10859 (get_mem_sym_stats_for): Use alloc_pool.
10860 (init_mem_ref_stats): Do not delete mem_ref_stats here.
10861 (delete_mem_sym_stats): Removed.
10863 2007-07-29 Sebastian Pop <sebpop@gmail.com>
10865 * tree-data-ref.c (add_multivariate_self_dist): Parametric access
10866 functions cannot be represented as classical distance vectors.
10868 2007-07-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10870 * attribs.c (hash_attr, eq_attr, init_attributes): Constify.
10871 * builtins.c (validate_arg, builtin_mathfn_code,
10872 validate_arglist): Likewise.
10873 * calls.c (call_expr_flags): Likewise.
10874 * combine.c (reg_nonzero_bits_for_combine,
10875 reg_num_sign_bit_copies_for_combine, get_last_value,
10876 reg_truncated_to_mode): Likewise.
10877 * emit-rtl.c (subreg_lowpart_p): Likewise.
10878 * expr.c (highest_pow2_factor_for_target,
10879 categorize_ctor_elements_1, categorize_ctor_elements,
10880 count_type_elements, contains_packed_reference,
10881 highest_pow2_factor, highest_pow2_factor_for_target): Likewise.
10882 * fold-const.c (may_negate_without_overflow_p, int_const_binop,
10883 fold_convertible_p, operand_equal_p, tree_swap_operands_p,
10884 native_encode_int, native_encode_real, native_encode_complex,
10885 native_encode_vector, native_encode_expr, native_interpret_int,
10886 native_interpret_real, native_interpret_complex,
10887 native_interpret_vector, native_interpret_expr): Likewise.
10888 * function.c (use_register_for_decl): Likewise.
10889 * gimplify.c (get_name): Likewise.
10890 * langhooks-def.h (lhd_return_null_const_tree): New.
10891 (LANG_HOOKS_GET_CALLEE_FNDECL): Use it.
10892 * langhooks.c (lhd_return_null_const_tree): New.
10893 * langhooks.h (lang_get_callee_fndecl): Constify.
10894 * output.h (constructor_static_from_elts_p): Likewise.
10895 * rtl-factoring.c (gen_symbol_ref_rtx_for_label): Likewise.
10896 * rtl.h (nonzero_bits, num_sign_bit_copies, truncated_to_mode,
10897 subreg_lowpart_p, noop_move_p, struct rtl_hooks): Likewise.
10898 * rtlanal.c (cached_nonzero_bits, nonzero_bits1,
10899 cached_num_sign_bit_copies, num_sign_bit_copies1, noop_move_p,
10900 nonzero_bits, num_sign_bit_copies, truncated_to_mode): Likewise.
10901 * rtlhooks-def.h (reg_nonzero_bits_general,
10902 reg_num_sign_bit_copies_general, reg_truncated_to_mode_general):
10904 * rtlhooks.c (reg_num_sign_bit_copies_general,
10905 reg_nonzero_bits_general, reg_truncated_to_mode_general):
10907 * stmt.c (warn_if_unused_value, is_body_block): Likewise.
10908 * stor-layout.c (mode_for_size_tree): Likewise.
10909 * tree-ssa-loop-im.c (memref_eq): Likewise.
10910 * tree-ssa-loop-ivopts.c (tree_int_cst_sign_bit): Likewise.
10911 * tree.c (contains_placeholder_p, type_list_equal,
10912 simple_cst_equal, get_callee_fndecl, operand_equal_for_phi_arg_p):
10914 * tree.h (tree_int_cst_sign_bit, may_negate_without_overflow_p,
10915 mode_for_size_tree, categorize_ctor_elements, count_type_elements,
10916 contains_placeholder_p, contains_packed_reference,
10917 get_callee_fndecl, operand_equal_for_phi_arg_p,
10918 warn_if_unused_value, is_body_block, native_encode_expr,
10919 native_interpret_expr, fold_convertible_p, operand_equal_p,
10920 int_const_binop, tree_swap_operands_p, builtin_mathfn_code,
10921 validate_arglist, simple_cst_equal, type_list_equal,
10922 use_register_for_decl, call_expr_flags, get_name,
10923 highest_pow2_factor): Likewise.
10924 (const_call_expr_arg_iterator_d,
10925 init_const_call_expr_arg_iterator, next_const_call_expr_arg,
10926 first_const_call_expr_arg, more_const_call_expr_args_p,
10927 FOR_EACH_CONST_CALL_EXPR_ARG): New.
10928 * varasm.c (constructor_static_from_elts_p): Constify.
10930 2007-07-28 Kazu Hirata <kazu@codesourcery.com>
10932 * cfglayout.c, config/arm/arm.c, config/arm/cortex-a8.md,
10933 config/arm/neon-schedgen.ml, config/arm/neon.ml,
10934 config/arm/vec-common.md, config/ia64/div.md, cselib.c,
10935 df-core.c, df.h, dominance.c, optabs.c, opts.c, reg-stack.c,
10936 regstat.c, target.h, tree-ssa-live.c, tree-ssa-pre.c,
10937 tree-vect-transform.c, tree.def: Fix comment typos. Follow
10938 spelling conventions.
10939 * doc/invoke.texi: Follow spelling conventions.
10941 2007-07-29 Vladimir Yanovsky <yanov@il.ibm.com>
10942 Revital Eres <eres@il.ibm.com>
10944 * modulo-sched.c (sms_schedule): Avoid loops which includes
10945 auto-increment instructions.
10947 2007-07-28 Richard Guenther <rguenther@suse.de>
10949 PR middle-end/32920
10950 * fold-const.c (fold_cond_expr_with_comparison): Convert
10951 operand zero of MIN/MAX_EXPR to correct type.
10953 2007-07-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10955 * calls.c (special_function_p, setjmp_call_p, alloca_call_p,
10956 flags_from_decl_or_type): Constify.
10957 * gcc.c (do_spec_1): Likewise.
10958 * print-tree.c (dump_addr, print_node_brief): Likewise.
10959 * tree-cfg.c (stmt_starts_bb_p, is_ctrl_stmt, computed_goto_p,
10960 simple_goto_p, tree_can_make_abnormal_goto, stmt_starts_bb_p,
10961 tree_purge_all_dead_eh_edges): Likewise.
10962 * tree-flow.h (is_ctrl_stmt, computed_goto_p, simple_goto_p,
10963 tree_can_make_abnormal_goto, tree_purge_all_dead_eh_edges):
10965 * tree.c (expr_location, expr_has_location, expr_locus,
10966 expr_filename, expr_lineno, get_inner_array_type,
10967 fields_compatible_p): Likewise.
10968 * tree.h (get_inner_array_type, fields_compatible_p,
10969 expr_location, expr_has_location, expr_locus, expr_filename,
10970 expr_lineno, dump_addr, print_node_brief, flags_from_decl_or_type,
10971 setjmp_call_p, alloca_call_p): Likewise.
10973 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
10975 * timevar.def: Add TV_CALL_CLOBBER, TV_FLOW_SENSITIVE,
10976 TV_FLOW_INSENSITIVE.
10978 * tree-ssa-alias.c (compute_call_clobbered): Push/pop
10980 (compute_flow_sensitive_aliasing): Ditto for TV_FLOW_SENSITIVE.
10981 (compute_flow_insensitive_aliasing): Ditto for
10982 TV_FLOW_INSENSITIVE.
10984 2007-07-27 Jan Hubicka <jh@suse.cz>
10986 * config/i386/i386.c (register_move_cost): Remove accidentally
10987 comitted #if 0 block.
10989 * attribs.c: Include hashtab.h
10990 (attribute_hash): New.
10991 (substring): New structure.
10992 (extract_attribute_substring, substring_hash, hash_attr, eq_attr):
10994 (init_attributes): Initialize attribute hash.
10995 (decl_attributes): Use attribute hash.
10996 * Makefile.in (attribs.c): Depend on hashtab.h.
10998 2007-07-27 Steve Ellcey <sje@cup.hp.com>
11000 * config/ia64/vect.md (vec_initv2si): Remove bad BIG_ENDIAN test.
11002 2007-07-27 Richard Sandiford <richard@codesourcery.com>
11004 * doc/invoke.texi (mdsp, mdspr2): Document the __mips_dsp,
11005 __mips_dspr2 and __mips_dsp_rev macros.
11006 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dsp_rev.
11008 2007-07-27 Douglas Gregor <doug.gregor@gmail.com>
11010 * c-common.h (enum rid): Add RID_DECLTYPE, update RID_LAST_CXX0X.
11012 2007-07-26 Kenneth Zadeck <zadeck@naturalbridge.com>
11014 PR middle-end/32749
11016 * df-problems.c (df_create_unused_note): Removed do_not_gen parm
11017 and the updating of the live and do_not_gen sets.
11018 (df_note_bb_compute): Added updating of live and do_not_gen sets
11019 for regular defs so that the case of clobber inside conditional
11020 call is processed correctly.
11022 2007-07-27 Zdenek Dvorak <dvorakz@suse.cz>
11024 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Generate the
11025 operands with compatible type.
11027 2007-07-27 Richard Sandiford <richard@codesourcery.com>
11029 * expr.h (store_bit_field): Don't return a value.
11030 * expmed.c (check_predicate_volatile_ok): New function.
11031 (store_bit_field_1): New function, extracted from store_bit_field.
11032 Take a fallback_p argument and return true if the operation succeeded.
11033 Only use store_fixed_bit_field if fallback_p. Don't recompute
11034 mode_for_extraction; use op_mode instead. Try forcing memories
11035 into registers if the insv expander fails.
11036 (store_bit_field): Use store_bit_field_1 with fallback_p true.
11037 Don't return a value.
11038 (convert_extracted_bit_field): New function, extracted from
11040 (extract_bit_field_1): Likewise. Take a fallback_p argument
11041 and return NULL if the operation succeeded. Only use
11042 extract_fixed_bit_field if fallback_p. Only calculate one
11043 extraction mode. Combine code for extv and extzv. Try forcing
11044 memories into registers if the ext(z)v expander fails.
11045 (extract_bit_field): Use extract_bit_field_1 with fallback_p true.
11047 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
11049 * df.h (df_mw_hardreg): Turn df_ref_type and df_ref_flags
11051 (df_ref): Likewise. Put regno with other integer fields.
11053 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
11055 * df.h (df_mw_hardreg): Remove "loc" field.
11056 * df-scan.c (df_ref_record): Don't set it. Remove redundant
11058 * df-problems.c (df_whole_mw_reg_unused_p): New function,
11059 split out from df_set_unused_notes_for_mw. Return false for
11060 partial references. Assert that mw_reg is a REG when returning true.
11061 (df_set_unused_notes_for_mw): Use it. Use mw_reg instead of *loc.
11062 (df_whole_mw_reg_dead_p): New function, split out from
11063 df_set_dead_notes_for_mw. Return false for partial references.
11064 Assert that mw_reg is a REG when returning true.
11065 (df_set_dead_notes_for_mw): Use it. Use mw_reg instead of *loc.
11066 Remove redundant bitmap check.
11068 2007-07-26 H.J. Lu <hongjiu.lu@intel.com>
11070 * config/ia64/t-ia64 ($(T)crtbegin.o): Removed.
11071 ($(T)crtend.o): Likwise.
11072 ($(T)crtbeginS.o): Likwise.
11073 ($(T)crtendS.o): Likwise.
11074 ($(T)crtfastmath.o): Likwise.
11076 2007-07-26 Zdenek Dvorak <dvorakz@suse.cz>
11078 * dominance.c (dom_computed, n_bbs_in_dom_tree): Removed.
11079 * function.h (dom_computed, n_bbs_in_dom_tree): New macros.
11080 * basic-block.h (struct control_flow_graph): Added x_dom_computed
11081 and x_n_bbs_in_dom_tree fields.
11083 2007-07-26 Steve Ellcey <sje@cup.hp.com>
11085 PR tree-optimization/32087
11086 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
11087 Do not call scale_bbs_frequencies_int with prob of zero.
11089 2007-07-26 Julian Brown <julian@codesourcery.com>
11091 * config/arm/arm-protos.h (neon_lane_bounds, neon_const_bounds)
11092 (neon_element_bits): Add prototypes.
11093 * config/arm/arm.c (bounds_check, neon_lane_bounds)
11094 (neon_const_bounds, neon_element_bits): New functions.
11095 * config/arm/neon.md (neon_vget_lane<mode>, neon_vget_lanedi)
11096 (neon_vget_lanev2di, neon_vset_lane<mode>, neon_vset_lanedi)
11097 (neon_vset_lanev2di, neon_vdup_lane<mode>, neon_vdup_lanedi)
11098 (neon_vdup_lanev2di, neon_vcvt_n<mode>, neon_vmul_lane<mode>)
11099 (neon_vmull_lane<mode>, neon_vqdmull_lane<mode>)
11100 (neon_vqdmulh_lane<mode>, neon_vmla_lane<mode>)
11101 (neon_vmlal_lane<mode>, neon_vqdmlal_lane<mode>)
11102 (neon_vmls_lane<mode>, neon_vmlsl_lane<mode>)
11103 (neon_vqdmlsl_lane<mode>, neon_vext<mode>, neon_vshr_n<mode>)
11104 (neon_vshrn_n<mode>, neon_vqshrn_n<mode>, neon_vqshrun_n<mode>)
11105 (neon_vshl_n<mode>, neon_vshl_n<mode>, neon_vqshl_n<mode>)
11106 (neon_vqshlu_n<mode>, neon_vshll_n<mode>, neon_vsra_n<mode>)
11107 (neon_vsri_n<mode>, neon_vsli_n<mode>): Add bounds checks.
11109 2007-07-26 Nathan Froyd <froydnj@codesourcery.com>
11111 * config/vxworks.h (VXWORKS_LINK_SPEC): Fix typo.
11112 (HAVE_AS_GNU_ATTRIBUTE): Undefine.
11114 2007-07-26 Mark Shinwell <shinwell@codesourcery.com>
11115 Julian Brown <julian@codesourcery.com>
11117 * config/arm/arm.c (arm_mac_accumulator_is_mul_result): New.
11118 * config/arm/arm-protos.h (arm_mac_accumulator_is_mul_result): New.
11119 * config/arm/cortex-a8.md: New.
11120 * config/arm/cortex-a8-neon.md: New.
11121 * config/arm/neon-schedgen.ml: New.
11122 * config/arm/neon.md (vqh_mnem): New.
11124 (Is_float_mode): New.
11125 (Scalar_mul_8_16): New.
11127 (V_mode_nunits): New.
11128 (All instruction patterns): Annotate with neon_type attribute
11130 * config/arm/arm.md: Include cortex-a8.md.
11131 (insn): Add smmla, umaal, smlald, smlsld, clz, mrs, msr and xtab
11133 Annotate instruction patterns accordingly.
11134 (generic_sched): Do not use generic scheduling for Cortex-A8.
11135 (generic_vfp): Do not use generic VFP scheduling for Cortex-A8.
11137 2007-07-26 Daniel Jacobowitz <dan@codesourcery.com>
11139 * fold-const.c (fold_read_from_constant_string): Use
11140 build_int_cst_type.
11141 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
11143 2007-07-26 Nick Clifton <nickc@redhat.com>
11145 * tree-ssa-operands.h: Change copyright header to refer to version
11146 3 of the GNU General Public License and to point readers at the
11147 COPYING3 file and the FSF's license web page.
11148 * tree-vrp.c, regrename.c, attribs.c, loop-unswitch.c,
11149 sched-ebb.c, fwprop.c, tree-loop-linear.c, dwarf2asm.c,
11150 tree-into-ssa.c, dwarf2asm.h, tree-ssa-loop-im.c, sbitmap.c,
11151 targhooks.c, tree-dump.c, tree-complex.c, sbitmap.h, targhooks.h,
11152 tree-dump.h, regstat.c, see.c, machmode.h, hooks.c, cgraphbuild.c,
11153 hooks.h, genrecog.c, tree-ssa-threadupdate.c, gen-protos.c,
11154 flags.h, rtlhooks.c, gencheck.c, tree-ssa-loop-niter.c,
11155 opts-common.c, dbgcnt.def, tree-pretty-print.c, tracer.c,
11156 gengtype.c, mkconfig.sh, gengtype.h, tree-ssa-loop-unswitch.c,
11157 cgraph.c, c-lex.c, cgraph.h, libfuncs.h, cfgloopmanip.c,
11158 rtl-error.c, optabs.c, postreload-gcse.c, tree-ssa-loop-manip.c,
11159 optabs.h, genmddeps.c, defaults.h, postreload.c, value-prof.c,
11160 tree-ssa-loop-ch.c, tree-tailcall.c, gengenrtl.c, value-prof.h,
11161 genopinit.c, tree.c, tree.h, reload.c, tree-pass.h, ipa-cp.c,
11162 reload.h, bitmap.c, bitmap.h, tree-scalar-evolution.c,
11163 c-config-lang.in, tree-scalar-evolution.h, target.h, cppspec.c,
11164 rtlanal.c, ddg.c, lambda-mat.c, mips-tdump.c, ddg.h,
11165 tree-phinodes.c, mips-tfile.c, pointer-set.c, pointer-set.h,
11166 diagnostic.c, final.c, diagnostic.h, builtins.c, genoutput.c,
11167 gcc.c, lists.c, tree-ssa-alias-warnings.c, gcc.h, cfghooks.c,
11168 input.h, gensupport.c, fold-const.c, cfghooks.h, insn-notes.def,
11169 gensupport.h, builtin-attrs.def, sync-builtins.def, params.c,
11170 cfgloopanal.c, params.h, graphds.c, omp-low.c, tree-ssa-dse.c,
11171 graphds.h, gcov.c, cfg.c, genextract.c, ipa-reference.c,
11172 genautomata.c, tree-ssa-uncprop.c, auto-inc-dec.c, toplev.c,
11173 tree-gimple.c, ipa-reference.h, vmsdbgout.c, errors.c, toplev.h,
11174 reorg.c, tree-gimple.h, tree-chrec.c, pretty-print.c, errors.h,
11175 real.c, tree-chrec.h, pretty-print.h, debug.c, real.h, genemit.c,
11176 omega.c, c-cppbuiltin.c, genmultilib, debug.h, omega.h,
11177 tree-ssa-sccvn.c, genconfig.c, tree-ssa-sccvn.h, cgraphunit.c,
11178 regs.h, df-scan.c, vec.c, hosthooks-def.h, vec.h,
11179 tree-ssa-copyrename.c, scan.c, builtin-types.def, tree-ssa-ccp.c,
11180 scan.h, mode-classes.def, haifa-sched.c, dominance.c, dojump.c,
11181 double-int.c, gcov-io.c, dbxout.c, builtins.def, double-int.h,
11182 dbxout.h, tree-ssa-loop-ivopts.c, df-core.c, mode-switching.c,
11183 gengtype-lex.l, tree-nomudflap.c, modulo-sched.c, c-objc-common.c,
11184 hosthooks.h, c-objc-common.h, caller-save.c, graph.c,
11185 ipa-pure-const.c, graph.h, c-format.c, cse.c, fix-header.c,
11186 c-format.h, web.c, tree-stdarg.c, genpeep.c, tree-stdarg.h,
11187 tree-ssa-math-opts.c, xcoffout.c, tree-ssa-dom.c, tree-nrv.c,
11188 xcoffout.h, tree-ssa-propagate.c, ipa-utils.c,
11189 tree-ssa-propagate.h, tree-ssa-alias.c, loop-init.c, ipa-utils.h,
11190 gimple-low.c, rtl.def, c-tree.h, tree-ssa-sink.c, ipa-inline.c,
11191 mkmap-symver.awk, machmode.def, c-pch.c, cfganal.c, global.c,
11192 alloc-pool.c, c-semantics.c, alloc-pool.h, jump.c, ifcvt.c,
11193 dwarf2out.c, expr.c, cfgbuild.c, tree-browser.c, dwarf2out.h,
11194 expr.h, longlong.h, opts.c, gcov-iov.c, opts.h, dwarf2.h,
11195 genattrtab.c, genconditions.c, genattr.c, optc-gen.awk,
11196 timevar.def, tree-ssa-loop-ivcanon.c, hard-reg-set.h, predict.c,
11197 tree-ssa-loop.c, host-default.c, predict.h, recog.c, dbgcnt.c,
11198 recog.h, dbgcnt.h, c-aux-info.c, tree-ssa-address.c, timevar.c,
11199 dse.c, lcm.c, tree-ssa-ifcombine.c, timevar.h, dse.h,
11200 matrix-reorg.c, tree-vn.c, treestruct.def, fp-test.c, c-decl.c,
11201 tree-eh.c, c-errors.c, c-pretty-print.c, regmove.c,
11202 lambda-trans.c, c-pretty-print.h, et-forest.c, et-forest.h,
11203 ebitmap.c, configure.ac, local-alloc.c, function.c, langhooks.c,
11204 ebitmap.h, cppdefault.c, tree-vectorizer.c, function.h,
11205 langhooks.h, print-rtl.c, cppdefault.h, df.h, tree-vectorizer.h,
11206 sdbout.c, stor-layout.c, sdbout.h, rtlhooks-def.h, read-rtl.c,
11207 gcse.c, ipa-type-escape.c, vmsdbg.h, alias.c, gengtype-parse.c,
11208 ipa-type-escape.h, domwalk.c, alias.h, tree-if-conv.c, profile.c,
11209 init-regs.c, domwalk.h, ipa.c, gccbug.in, tree-data-ref.c,
11210 loop-unroll.c, tree-data-ref.h, tree-flow-inline.h, tree-affine.c,
11211 mkmap-flat.awk, tree-affine.h, tree-vect-analyze.c, c.opt, ggc.h,
11212 opt-gather.awk, c-typeck.c, gimplify.c, coretypes.h, exec-tool.in,
11213 insn-addr.h, tree-ssa-phiopt.c, c-pragma.c, c-pragma.h, calls.c,
11214 tree-ssa-coalesce.c, genmodes.c, loop-doloop.c, predict.def,
11215 dwarf.h, tree.def, rtl-factoring.c, lower-subreg.c, expmed.c,
11216 bt-load.c, ggc-common.c, genflags.c, tree-dfa.c, except.c,
11217 coverage.c, except.h, emit-rtl.c, cfgexpand.c, coverage.h,
11218 stringpool.c, cselib.c, emit-rtl.h, tree-cfgcleanup.c, c-opts.c,
11219 cselib.h, cfgcleanup.c, simplify-rtx.c, tree-ssa-pre.c, explow.c,
11220 tree-ssa-live.c, tree-sra.c, tree-ssa-live.h, tree-predcom.c,
11221 loop-invariant.c, genpreds.c, protoize.c, opth-gen.awk, c-dump.c,
11222 lambda.h, loop-iv.c, tree-mudflap.c, ipa-prop.c, print-tree.c,
11223 tree-mudflap.h, tree-ssa-copy.c, ipa-prop.h, cfglayout.c,
11224 tree-ssa-forwprop.c, c-convert.c, cfglayout.h, common.opt,
11225 ggc-zone.c, ggc-page.c, c-omp.c, tree-ssa-dce.c, gencodes.c,
11226 varasm.c, tree-vect-patterns.c, libada-mk.in, tree-ssa-ter.c,
11227 sched-deps.c, tree-nested.c, c-ppoutput.c, tree-ssa.c,
11228 target-def.h, tree-ssa-loop-prefetch.c, lambda-code.c,
11229 omp-builtins.def, rtl.c, regclass.c, stab.def, intl.c, rtl.h,
11230 intl.h, tree-inline.c, conditions.h, tree-inline.h, integrate.c,
11231 sched-int.h, tree-iterator.c, integrate.h, tree-iterator.h,
11232 genchecksum.c, tree-optimize.c, output.h, tree-vect-transform.c,
11233 tree-object-size.c, combine.c, tree-outof-ssa.c, addresses.h,
11234 bb-reorder.c, stack-ptr-mod.c, resource.c, var-tracking.c,
11235 cfgloop.c, system.h, resource.h, ggc-none.c, tree-profile.c,
11236 cfgloop.h, c-gimplify.c, c-common.c, opt-functions.awk,
11237 tree-vect-generic.c, tree-flow.h, df-problems.c, scan-decls.c,
11238 c-common.h, config.gcc, reg-stack.c, tlink.c, main.c, stub-objc.c,
11239 fixproto, config.host, Makefile.in, gccspec.c, sched-rgn.c,
11240 vecprim.h, basic-block.h, tree-ssa-structalias.c,
11241 tree-ssa-structalias.h, c-common.def, sched-vis.c, tree-cfg.c,
11242 passes.c, genconstants.c, c-incpath.c, c-incpath.h,
11243 struct-equiv.c, c-parser.c, tree-ssa-reassoc.c, varray.c, sreal.c,
11244 varray.h, dfp.c, sreal.h, combine-stack-adj.c, dfp.h,
11245 reg-notes.def, cfgrtl.c, config.build, varpool.c, gengtype-yacc.y,
11246 stmt.c, dce.c, tree-browser.def, prefix.c, statistics.h,
11247 params.def, dce.h, c-lang.c, gcov-dump.c, prefix.h,
11248 tree-ssanames.c, collect2.c, collect2.h, tree-ssa-threadedge.c,
11249 convert.c, convert.h, langhooks-def.h, reload1.c,
11250 tree-ssa-operands.c: Likewise.
11252 2007-07-26 Jan Hubicka <jh@suse.cz>
11254 * tree-ssa-live.c: Include debug.h and flags.h.
11255 (mark_scope_block_unused): New function.
11256 (remove_unused_scope_block_p): New function.
11257 (remove_unused_locals): Remove unused blocks too.
11259 2007-07-25 Ian Lance Taylor <iant@google.com>
11261 * combine.c (combine_max_regno): Remove. Remove all uses.
11262 (struct reg_stat_struct): Rename from struct reg_stat.
11263 (reg_stat_type): Define, and declare VECs.
11264 (reg_stat): Change from pointer to VEC. Change all uses.
11265 (combine_split_insns): New static function.
11266 (try_combine, find_split_point): Call it instead of split_insns.
11268 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
11270 * cfghooks.c (split_block): Fix the information about loop latch.
11272 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
11274 * cfgloopmanip.c (fix_loop_structure): Call force_single_succ_latches.
11276 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
11278 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
11279 Scan the new edge for loop exit info.
11281 2007-07-25 Andreas Tobler <a.tobler@schweiz.org>
11283 * config/darwin.c: Include debug.h.
11285 2007-07-25 Steve Ellcey <sje@cup.hp.com>
11288 * tree-vect-patterns.c (vect_pattern_recog_1): Check for valid type.
11290 2007-07-25 Steve Ellcey <sje@cup.hp.com>
11292 * config/ia64/ia64.h (HARD_REGNO_NREGS): Handle RFmode.
11293 (HARD_REGNO_MODE_OK): Ditto.
11294 (MODES_TIEABLE_P): Ditto.
11295 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
11296 (CLASS_MAX_NREGS): Ditto.
11297 * config/ia64/ia64.c (ia64_print_operand_address): Add R format.
11298 * config/ia64/ia64.md (divsf3_internal_thr): Removed.
11299 (divdf3_internal_thr): Removed.
11300 * config/ia64/div.md: New file.
11301 * config/ia64/constraints.md: Add H constraint.
11303 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11305 * sbitmap.c (sbitmap_verify_popcount, sbitmap_alloc_with_popcount,
11306 sbitmap_copy, sbitmap_copy_n, sbitmap_equal, sbitmap_empty_p,
11307 sbitmap_union_of_diff_cg, sbitmap_union_of_diff, sbitmap_not,
11308 sbitmap_difference, sbitmap_any_common_bits, sbitmap_a_and_b_cg,
11309 sbitmap_a_and_b, sbitmap_a_xor_b_cg, sbitmap_a_xor_b,
11310 sbitmap_a_or_b_cg, sbitmap_a_or_b, sbitmap_a_subset_b_p,
11311 sbitmap_a_or_b_and_c_cg, sbitmap_a_or_b_and_c,
11312 sbitmap_a_and_b_or_c_cg, sbitmap_a_and_b_or_c,
11313 sbitmap_first_set_bit, sbitmap_last_set_bit, dump_sbitmap,
11314 dump_sbitmap_file, debug_sbitmap, popcount_table,
11315 sbitmap_popcount): Constify.
11316 * sbitmap.h (const_sbitmap, const_sbitmap_ptr): New.
11317 (sbitmap_iterator, sbitmap_iter_init, dump_sbitmap,
11318 dump_sbitmap_file, sbitmap_copy, sbitmap_copy_n, sbitmap_equal,
11319 sbitmap_empty_p, sbitmap_union_of_diff, sbitmap_union_of_diff_cg,
11320 sbitmap_difference, sbitmap_not, sbitmap_a_or_b_and_c,
11321 sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c,
11322 sbitmap_a_and_b_or_c_cg, sbitmap_any_common_bits, sbitmap_a_and_b,
11323 sbitmap_a_and_b_cg, sbitmap_a_or_b, sbitmap_a_or_b_cg,
11324 sbitmap_a_xor_b, sbitmap_a_xor_b_cg, sbitmap_a_subset_b_p,
11325 sbitmap_first_set_bit, sbitmap_last_set_bit, debug_sbitmap,
11326 sbitmap_popcount, sbitmap_verify_popcount): Constify.
11328 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11330 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_element_zerop,
11331 bitmap_copy, bitmap_clear_bit, popcount_table, bitmap_count_bits,
11332 bitmap_first_set_bit, bitmap_and, bitmap_and_into,
11333 bitmap_elt_copy, bitmap_and_compl, bitmap_and_compl_into,
11334 bitmap_compl_and_into, bitmap_elt_ior, bitmap_ior,
11335 bitmap_ior_into, bitmap_xor, bitmap_xor_into, bitmap_equal_p,
11336 bitmap_intersect_p, bitmap_intersect_compl_p,
11337 bitmap_ior_and_compl, bitmap_ior_and_compl_into,
11338 debug_bitmap_file, debug_bitmap, bitmap_print, bitmap_hash):
11340 * bitmap.h (bitmap_copy, bitmap_equal_p, bitmap_intersect_p,
11341 bitmap_intersect_compl_p, bitmap_count_bits, bitmap_and,
11342 bitmap_and_into, bitmap_and_compl, bitmap_and_compl_into,
11343 bitmap_compl_and_into, bitmap_ior, bitmap_ior_into, bitmap_xor,
11344 bitmap_xor_into, bitmap_ior_and_compl, bitmap_ior_and_compl_into,
11345 debug_bitmap, debug_bitmap_file, bitmap_print,
11346 bitmap_first_set_bit, bitmap_hash, bmp_iter_set_init,
11347 bmp_iter_and_init, bmp_iter_and_compl_init): Likewise.
11349 2007-07-25 Daniel Berlin <dberlin@dberlin.org>
11351 * config/darwin.c (darwin_override_options): Additional fix for
11352 debug info formats that don't support var tracking.
11354 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11356 * cselib.c (entry_and_rtx_equal_p): Constify.
11357 * gengtype.c (output_mangled_typename, write_types, write_local):
11359 * gengtype.h (const_type_p): New.
11360 * see.c (eq_descriptor_extension, hash_descriptor_extension):
11362 * tlink.c (scan_linker_output): De-constify.
11363 * tree-ssa-loop-im.c (memref_eq): Constify.
11364 * tree-ssa-structalias.c (const_shared_bitmap_info_t): New.
11365 (shared_bitmap_hash, shared_bitmap_eq): Constify.
11367 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11369 * c-common.c (fname_as_string, c_type_hash): Constify.
11370 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
11371 * cgraph.c (edge_hash, edge_eq): Likewise.
11372 * dwarf2out.c (decl_die_table_eq, decl_loc_table_eq): Likewise.
11373 * emit-rtl.c (mem_attrs_htab_eq, reg_attrs_htab_hash,
11374 reg_attrs_htab_eq): Likewise.
11375 * except.c (t2r_eq, t2r_hash, ttypes_filter_eq, ehl_hash, ehl_eq):
11377 * genautomata.c (const_reserv_sets_t, const_unit_decl_t,
11378 const_decl_t, const_state_t, const_automata_list_el_t): New.
11379 (first_out_arc, DECL_UNIT, DECL_BYPASS, DECL_AUTOMATON, DECL_EXCL,
11380 DECL_PRESENCE, DECL_ABSENCE, DECL_RESERV, DECL_INSN_RESERV,
11381 automaton_decl_hash, automaton_decl_eq_p, insn_decl_hash,
11382 insn_decl_eq_p, decl_hash, decl_eq_p, alt_state_cmp,
11383 reserv_sets_cmp, reserv_sets_eq, state_hash, state_eq_p,
11384 automata_list_hash, automata_list_eq_p, compare_states_for_equiv,
11385 compare_max_occ_cycle_nums, out_state_arcs_num,
11386 compare_transition_els_num, units_cmp, state_reservs_cmp):
11388 * genmodes.c (cmp_modes): Likewise.
11389 * ggc-common.c (saving_htab_hash, saving_htab_eq): Likewise.
11390 * gimplify.c (compare_case_labels): Likewise.
11391 * ipa-type-escape.c (get_name_of_type, type_brand_s): Likewise.
11392 * loop-unroll.c (si_info_hash, ve_info_hash): Likewise.
11393 * matrix-reorg.c (mtt_info_hash): Likewise.
11394 * postreload-gcse.c (hash_expr_for_htab, expr_equiv_p): Likewise.
11395 * rtl-factoring.c (const_p_hash_bucket, const_p_hash_elem): New.
11396 (htab_hash_bucket, htab_hash_elem): Constify.
11397 * tree-browser.c (TB_parent_eq): Likewise.
11398 * tree-scalar-evolution.c (hash_scev_info): Likewise.
11399 * tree-ssa-alias.c (sort_tags_by_id): Likewise.
11400 * tree-ssa-coalesce.c (const_coalesce_pair_p): New.
11401 (coalesce_pair_map_hash, coalesce_pair_map_eq, compare_pairs):
11403 * tree-ssa-dom.c (avail_expr_hash, avail_expr_eq): Likewise.
11404 * tree-ssa-pre.c (const_expr_pred_trans_t): New.
11405 (expr_pred_trans_hash, expr_pred_trans_eq): Constify.
11406 * tree-ssa-sccvn.c (const_vn_binary_op_t, const_vn_unary_op_t,
11407 const_vn_phi_t, const_vn_reference_op_t, const_vn_reference_t):
11409 (vn_reference_op_eq, vn_reference_hash, vn_reference_eq,
11410 vn_unary_op_hash, vn_unary_op_eq, vn_binary_op_hash,
11411 vn_binary_op_eq, vn_phi_hash, vn_phi_eq): Constify.
11412 * tree-ssa-threadupdate.c (redirection_data_hash,
11413 redirection_data_eq): Likewise.
11414 * tree-ssa-uncprop.c (equiv_hash, equiv_eq): Likewise.
11415 * tree-ssa.c (var_ann_eq): Likewise.
11416 * tree-vrp.c (compare_case_labels): Likewise.
11417 * tree.c (int_cst_hash_hash, int_cst_hash_eq,
11418 tree_map_base_marked_p, type_hash_marked_p, tree_check_failed,
11419 tree_not_check_failed, tree_class_check_failed,
11420 tree_range_check_failed, tree_not_class_check_failed,
11421 omp_clause_check_failed, omp_clause_range_check_failed,
11422 tree_contains_struct_check_failed, tree_operand_check_failed):
11424 * tree.h (tree_contains_struct_check_failed, tree_check_failed,
11425 tree_not_check_failed, tree_class_check_failed,
11426 tree_range_check_failed, tree_not_class_check_failed,
11427 tree_operand_check_failed, omp_clause_operand_check_failed,
11428 tree_operand_length): Likewise.
11429 * var-tracking.c (const_variable): New.
11430 (variable_htab_hash, variable_htab_eq): Constify.
11431 * varasm.c (const_desc_hash): Likewise.
11433 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11435 * expr.c (handled_component_p): Constify.
11436 * fold-const.c (fit_double_type): Likewise.
11437 * real.h (real_value_from_int_cst): Likewise.
11438 * tree-flow-inline.h (gimple_in_ssa_p,
11439 gimple_aliases_computed_p, gimple_addressable_vars,
11440 gimple_call_clobbered_vars, gimple_referenced_vars,
11441 gimple_global_var, gimple_nonlocal_all, gimple_var_anns,
11442 end_htab_p, end_referenced_vars_p, var_ann, function_ann,
11443 may_aliases, end_readonly_imm_use_p, has_zero_uses,
11444 has_single_use, single_imm_use, num_imm_uses, is_exec_stmt,
11445 is_label_stmt, is_global_var, phi_ssa_name_p,
11446 factoring_name_p, is_call_clobbered, tree_common_ann,
11447 op_iter_done, end_imm_use_stmt_p, end_imm_use_on_stmt_p,
11448 unmodifiable_var_p, array_ref_contains_indirect_ref,
11449 ref_contains_array_ref, lookup_subvars_for_var,
11450 var_can_have_subvars, overlap_subvar, gimple_ssa_operands,
11451 gimple_mem_ref_stats): Likewise.
11452 * tree-flow.h (tree_common_ann, var_ann, function_ann,
11453 may_aliases, is_exec_stmt, is_label_stmt,
11454 ref_contains_array_ref, array_ref_contains_indirect_ref,
11455 var_can_have_subvars, overlap_subvar, is_call_clobbered,
11456 unmodifiable_var_p): Likewise.
11457 * tree-gimple.c (is_gimple_min_invariant): Likewise.
11458 * tree-gimple.h (is_gimple_min_invariant): Likewise.
11459 * tree.c (type_hash_list, attribute_hash_list, tree_size,
11460 cst_and_fits_in_hwi, real_value_from_int_cst,
11461 build_real_from_int_cst, integer_zerop, integer_onep,
11462 integer_all_onesp, integer_pow2p, integer_nonzerop, tree_log2,
11463 tree_floor_log2, real_zerop, real_onep, real_twop,
11464 real_minus_onep, really_constant_p, purpose_member, chain_member,
11465 list_length, fields_length, int_size_in_bytes, bit_position,
11466 int_bit_position, byte_position, int_byte_position, expr_align,
11467 array_type_nelts, tree_node_structure,
11468 type_contains_placeholder_1, iterative_hash_pointer,
11469 is_attribute_with_length_p, is_attribute_p, check_qualified_type,
11470 tree_map_base_eq, type_hash_list, type_hash_eq,
11471 attribute_hash_list, type_num_arguments, tree_int_cst_equal,
11472 tree_int_cst_lt, tree_int_cst_compare, host_integerp,
11473 tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
11474 simple_cst_list_equal, compare_tree_int, iterative_hash_expr,
11475 int_fits_type_p, get_containing_scope, decl_function_context,
11476 decl_type_context, omp_clause_operand_check_failed,
11477 initializer_zerop, int_cst_value, num_ending_zeros): Likewise.
11478 * tree.h (omp_clause_operand_check_failed, tree_size,
11479 build_real_from_int_cst, array_type_nelts, purpose_member,
11480 tree_int_cst_equal, tree_int_cst_lt, tree_int_cst_compare,
11481 host_integerp, tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
11482 is_attribute_p, check_qualified_type, expr_align,
11483 int_size_in_bytes, bit_position, int_bit_position, byte_position,
11484 int_byte_position, list_length, fields_length, initializer_zerop,
11485 integer_zerop, integer_onep, integer_all_onesp, integer_pow2p,
11486 integer_nonzerop, cst_and_fits_in_hwi, num_ending_zeros,
11487 tree_node_structure, handled_component_p, get_containing_scope,
11488 decl_function_context, decl_type_context, real_zerop,
11489 type_num_arguments, fit_double_type, really_constant_p,
11490 int_fits_type_p, tree_log2, tree_floor_log2, iterative_hash_expr,
11491 compare_tree_int, chain_member, simple_cst_list_equal, real_onep,
11492 real_twop, real_minus_onep, int_cst_value): Likewise.
11494 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11496 * cfglayout.c (insn_scope, insn_line): Constify.
11497 * emit-rtl.c (const_int_htab_hash, const_int_htab_eq,
11498 const_double_htab_hash, const_double_htab_eq,
11499 mem_attrs_htab_hash): Likewise.
11500 * loop-iv.c (biv_eq): Likewise.
11501 * print-rtl.c (print_rtx, print_decl_name, print_mem_expr,
11502 print_inline_rtx, debug_rtx, debug_rtx_list, debug_rtx_range,
11503 debug_rtx_find, print_rtl, print_rtl_single, print_simple_rtl):
11505 * rtl-error.c (location_for_asm, diagnostic_for_asm,
11506 error_for_asm, warning_for_asm, _fatal_insn,
11507 _fatal_insn_not_found): Likewise.
11508 * rtl.c (rtx_size, shared_const_p, shallow_copy_rtx_stat,
11509 rtx_equal_p, rtl_check_failed_bounds, rtl_check_failed_type1,
11510 rtl_check_failed_type2, rtl_check_failed_code1,
11511 rtl_check_failed_code2, rtl_check_failed_code_mode,
11512 rtvec_check_failed_bounds, rtl_check_failed_flag): Likewise.
11513 * rtl.h (rtl_check_failed_bounds, rtl_check_failed_type1,
11514 rtl_check_failed_type2, rtl_check_failed_code1,
11515 rtl_check_failed_code2, rtl_check_failed_code_mode,
11516 rtvec_check_failed_bounds, rtl_check_failed_flag, LABEL_KIND,
11517 SET_LABEL_KIND, rhs_regno, subreg_lsb, subreg_regno, subreg_nregs,
11518 shared_const_p, rtx_size, shallow_copy_rtx_stat, rtx_equal_p,
11519 get_pool_mode, insn_line, insn_file, simplify_replace_rtx,
11520 mode_signbit_p, rtx_addr_can_trap_p, nonzero_address_p,
11521 rtx_unstable_p, get_integer_term, get_related_value,
11522 offset_within_block_p, reg_mentioned_p, count_occurrences,
11523 reg_referenced_p, reg_used_between_p, no_labels_between_p,
11524 single_set_2, multiple_sets, set_noop_p, refers_to_regno_p,
11525 reg_overlap_mentioned_p, dead_or_set_p, dead_or_set_regno_p,
11526 find_reg_note, find_regno_note, find_reg_equal_equiv_note,
11527 find_constant_src, find_reg_fusage, find_regno_fusage,
11528 pure_call_p, remove_note, side_effects_p, volatile_refs_p,
11529 volatile_insn_p, may_trap_p, may_trap_after_code_motion_p,
11530 may_trap_or_fault_p, inequality_comparisons_p, tablejump_p,
11531 computed_jump_p, auto_inc_p, in_expr_list_p,
11532 remove_node_from_expr_list, loc_mentioned_in_p,
11533 label_is_jump_target_p, reversed_comparison_code_parts,
11534 debug_rtx, debug_rtx_list, debug_rtx_range, debug_rtx_find,
11535 print_mem_expr, print_rtl, print_simple_rtl, print_rtl_single,
11536 print_inline_rtx): Likewise.
11537 * rtlanal.c (covers_regno_p, covers_regno_no_parallel_p,
11538 computed_jump_p_1, nonzero_bits1, rtx_unstable_p,
11539 rtx_addr_can_trap_p_1, rtx_addr_can_trap_p, nonzero_address_p,
11540 get_integer_term, get_related_value, offset_within_block_p,
11541 count_occurrences, reg_mentioned_p, no_labels_between_p,
11542 reg_used_between_p, reg_referenced_p, single_set_2,
11543 multiple_sets, set_noop_p, refers_to_regno_p,
11544 reg_overlap_mentioned_p, dead_or_set_p,
11545 covers_regno_no_parallel_p, covers_regno_p,
11546 dead_or_set_regno_p, find_reg_note, find_regno_note,
11547 find_reg_equal_equiv_note, find_constant_src, find_reg_fusage,
11548 find_regno_fusage, pure_call_p, remove_note, in_expr_list_p,
11549 remove_node_from_expr_list, volatile_insn_p, volatile_refs_p,
11550 side_effects_p, may_trap_p_1, may_trap_p,
11551 may_trap_after_code_motion_p, may_trap_or_fault_p,
11552 inequality_comparisons_p, tablejump_p, computed_jump_p_1,
11553 computed_jump_p, auto_inc_p, loc_mentioned_in_p, subreg_lsb,
11554 subreg_regno, subreg_nregs, label_is_jump_target_p): Likewise.
11555 * simplify-rtx.c (neg_const_int, plus_minus_operand_p,
11556 mode_signbit_p, simplify_replace_rtx, plus_minus_operand_p):
11558 * toplev.h (_fatal_insn_not_found, _fatal_insn, error_for_asm,
11559 warning_for_asm): Likewise.
11560 * tree.h (print_rtl): Likewise.
11561 * varasm.c (get_pool_mode): Likewise.
11563 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11565 * c-lex.c (c_lex_with_flags, lex_string): Constify.
11566 * c-ppoutput.c (print_line, pp_dir_change): Likewise.
11567 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
11568 * cfg.c (bb_copy_original_hash, bb_copy_original_eq): Likewise.
11569 * cfgloop.c (loop_exit_hash, loop_exit_eq): Likewise.
11570 * ddg.c (compare_sccs): Likewise.
11571 * df-scan.c (df_ref_compare, df_mw_compare): Likewise.
11572 * dfp.c (decimal_real_from_string, decimal_to_decnumber,
11573 decimal_to_binary, decimal_do_compare, decimal_real_to_decimal,
11574 decimal_do_fix_trunc, decimal_real_to_integer,
11575 decimal_real_to_integer2, decimal_real_maxval): Likewise.
11576 * dse.c (const_group_info_t): New.
11577 (invariant_group_base_eq, invariant_group_base_hash): Constify.
11578 * dwarf2out.c (const_dw_die_ref): New.
11579 (decl_die_table_hash, decl_die_table_eq, file_info_cmp): Constify.
11580 * tree-browser.c (TB_parent_eq): Likewise.
11581 * unwind-dw2-fde.c (__register_frame_info_bases,
11582 __deregister_frame_info_bases, fde_unencoded_compare, fde_split,
11583 add_fdes, linear_search_fdes, binary_search_unencoded_fdes):
11585 * unwind-dw2-fde.h (get_cie, next_fde): Likewise.
11586 * unwind-dw2.c (uw_frame_state_for): Likewise.
11587 * value-prof.c (histogram_hash, histogram_eq): Likewise.
11588 * value-prof.h (const_histogram_value): New.
11590 2007-07-25 Richard Sandiford <richard@codesourcery.com>
11592 * config/mips/mips.c (machine_function): Add
11593 initialized_mips16_gp_pseudo_p.
11594 (mips16_gp_pseudo_reg): Do not emit the initialization of
11595 mips16_gp_pseudo_rtx when being called from the gimple cost-
11596 calculation routines; emit it on the first use outside those
11599 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11601 * coretypes.h (const_bitmap, const_rtx, const_rtvec, const_tree):
11604 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
11605 RTVEC_ELT, XWINT, XCWINT, XCMWINT, XCNMPRV, BLOCK_SYMBOL_CHECK,
11606 RTL_FLAG_CHECK1, RTL_FLAG_CHECK2, RTL_FLAG_CHECK3,
11607 RTL_FLAG_CHECK4, RTL_FLAG_CHECK5, RTL_FLAG_CHECK6,
11608 RTL_FLAG_CHECK7, RTL_FLAG_CHECK8, LABEL_KIND, SET_LABEL_KIND):
11609 Preserve const-ness of parameters through use of __typeof(),
11610 also constify and tidy.
11612 * tree.h (TREE_CHECK, TREE_NOT_CHECK, TREE_CHECK2,
11613 TREE_NOT_CHECK2, TREE_CHECK3, TREE_NOT_CHECK3, TREE_CHECK4,
11614 NON_TREE_CHECK4, TREE_CHECK5, TREE_NOT_CHECK5,
11615 CONTAINS_STRUCT_CHECK, TREE_CLASS_CHECK, TREE_RANGE_CHECK,
11616 OMP_CLAUSE_SUBCODE_CHECK, OMP_CLAUSE_RANGE_CHECK, EXPR_CHECK,
11617 GIMPLE_STMT_CHECK, NON_TYPE_CHECK, TREE_VEC_ELT_CHECK,
11618 PHI_NODE_ELT_CHECK, OMP_CLAUSE_ELT_CHECK, TREE_OPERAND_CHECK,
11619 TREE_OPERAND_CHECK_CODE, GIMPLE_STMT_OPERAND_CHECK,
11620 TREE_RTL_OPERAND_CHECK, TREE_CHAIN, TREE_TYPE): Likewise.
11622 2007-07-25 Julian Brown <julian@codesourcery.com>
11623 Mark Shinwell <shinwell@codesourcery.com>
11625 * config/alpha/alpha.c (alpha_mangle_fundamental_type): Rename to...
11626 (alpha_mangle_type): This.
11627 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
11628 (TARGET_MANGLE_TYPE): Define this instead.
11629 * config/arm/arm-protos.h (arm_mangle_type): Add prototype.
11630 * config/arm/arm.c (TARGET_MANGLE_TYPE): Define target hook.
11631 (arm_init_neon_builtins): Fix comment.
11632 (arm_mangle_map_entry): New.
11633 (arm_mangle_map): New.
11634 (arm_mangle_type): New.
11635 * config/i386/i386.c (ix86_mangle_fundamental_type): Rename to...
11636 (ix86_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
11637 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
11638 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
11639 (TARGET_MANGLE_TYPE): Define this instead.
11640 * config/ia64/ia64.c (ia64_mangle_fundamental_type): Rename to...
11641 (ia64_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
11642 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
11643 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
11644 (TARGET_MANGLE_TYPE): Define this instead.
11645 * config/rs6000/rs6000.c (rs6000_mangle_fundamental_type): Rename
11647 (rs6000_mangle_type): This. Use TYPE_MAIN_VARIANT.
11648 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
11649 (TARGET_MANGLE_TYPE): Define this instead.
11650 * config/s390/s390.c (s390_mangle_fundamental_type): Rename to...
11651 (s390_mangle_type): This.
11652 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
11653 (TARGET_MANGLE_TYPE): Define this instead.
11654 * config/sparc/sparc.c (sparc_mangle_fundamental_type): Rename to...
11655 (sparc_mangle_type): This.
11656 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
11657 (TARGET_MANGLE_TYPE): Define this instead.
11658 * cp/mangle.c (write_type): Call mangle_type target hook on all
11659 types before mangling. Use original type, not main variant, as
11661 * target-def.h (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename hook to...
11662 (TARGET_MANGLE_TYPE): This.
11663 * target.h (gcc_target): Rename mangle_fundamental_type to
11665 * doc/tm.texi (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename section to...
11666 (TARGET_MANGLE_TYPE): This. Note slightly different semantics.
11668 2007-07-25 Julian Brown <julian@codesourcery.com>
11669 Paul Brook <paul@codesourcery.com>
11670 Joseph Myers <joseph@codesourcery.com>
11671 Mark Shinwell <shinwell@codesourcery.com>
11673 * Makefile.in (TEXI_GCC_FILES): Add arm-neon-intrinsics.texi.
11674 * config.gcc (arm*-*-*): Add arm_neon.h to extra headers.
11675 (with_fpu): Allow --with-fpu=neon.
11676 * config/arm/aof.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
11677 * config/arm/aout.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
11678 * config/arm/arm-modes.def (EI, OI, CI, XI): New modes.
11679 * config/arm/arm-protos.h (neon_immediate_valid_for_move)
11680 (neon_immediate_valid_for_logic, neon_output_logic_immediate)
11681 (neon_pairwise_reduce, neon_expand_vector_init, neon_reinterpret)
11682 (neon_emit_pair_result_insn, neon_disambiguate_copy)
11683 (neon_vector_mem_operand, neon_struct_mem_operand, output_move_quad)
11684 (output_move_neon): Add prototypes.
11685 * config/arm/arm.c (FL_NEON): New flag for NEON processor capability.
11686 (all_fpus): Add FPUTYPE_NEON.
11687 (fp_model_for_fpu): Add NEON field.
11688 (arm_return_in_memory): Return vectors <= 16 bytes in ARM registers.
11689 (arm_arg_partial_bytes): Allow NEON vectors to be passed partially
11691 (arm_legitimate_address_p): Don't support fancy addressing for NEON
11693 (thumb2_legitimate_address_p): Likewise.
11694 (neon_valid_immediate): Recognize and prepare constants suitable for
11696 (neon_immediate_valid_for_move): New function. Recognize and prepare
11697 immediates for NEON move instructions.
11698 (neon_immediate_valid_for_logic): New function. Recognize and
11699 prepare immediates for NEON logic instructions.
11700 (neon_output_logic_immediate): New function. Create asm string
11701 suitable for outputting immediate logic instructions.
11702 (neon_pairwise_reduce): New function. Implement reduction using
11703 pairwise operations.
11704 (neon_expand_vector_init): New function. Expand a (possibly
11705 non-constant) vector initialization.
11706 (neon_vector_mem_operand): New function. Memory operands supported
11707 for quad-word loads/stores to/from ARM or NEON registers. Don't
11708 allow base+offset addressing for core regs.
11709 (neon_struct_mem_operand): New function. Valid mems for NEON
11711 (coproc_secondary_reload_class): Enable NEON registers to be loaded
11712 from neon_vector_mem_operand addresses without a secondary register.
11713 (add_minipool_forward_ref): Handle >8-byte minipool entries.
11714 (add_minipool_backward_ref): Likewise.
11715 (dump_minipool): Likewise.
11716 (push_minipool_fix): Likewise.
11717 (output_move_quad): New function. Output quad-word moves, loads and
11718 stores using ARM registers.
11719 (output_move_vfp): Add support for vectors in VFP (NEON) D
11721 (output_move_neon): Output a NEON load/store to/from a quadword
11723 (arm_print_operand): Implement new codes:
11724 - 'c' for unadorned integers (without a # sign).
11725 - 'J', 'K' for reg+2/reg+3, reg+3/reg+2 in little/big-endian
11727 - 'e', 'f' for the low and high D parts of a NEON Q register.
11728 - 'q' outputs a NEON Q register.
11729 - 'h' outputs ranges of D registers for VLDM/VSTM etc.
11730 - 'T' prints NEON opcode features from a coded bitmask.
11731 - 'F' is similar to T, but signed/unsigned codes both print as
11733 - 't' is similar to T, but 'u' is printed instead of 'p'.
11734 - 'O' prints 'r' if NEON instruction should perform rounding (as
11735 specified by bitmask), else prints nothing.
11736 - '#' is a punctuation character to stop operand numbers from
11737 running together with following digits in the assembler
11738 strings for instructions (when using mode attributes).
11739 (arm_assemble_integer): Handle extra NEON vector modes. Permute
11740 constant vectors in big-endian mode, where necessary.
11741 (arm_hard_regno_mode_ok): Allow vectors in VFP/NEON registers.
11742 Handle EI, OI, CI, XI modes.
11743 (ashlv4hi3, ashlv2si3, lshrv4hi3, lshrv2si3, ashrv4hi3)
11744 (ashrv2si3): Rename IWMMXT2_BUILTINs to...
11745 (ashlv4hi3_iwmmxt, ashlv2si3_iwmmxt, lshrv4hi3_iwmmxt)
11746 (lshrv2si3_iwmmxt, ashrv4hi3_iwmmxt, ashrv2si3_iwmmxt): New names.
11747 (neon_builtin_type_bits): Add enumeration, one bit for each vector
11749 (v8qi_UP, v4hi_UP, v2si_UP, v2sf_UP, di_UP, v16qi_UP, v8hi_UP)
11750 (v4si_UP, v4sf_UP, v2di_UP, ti_UP, ei_UP, oi_UP, UP): Define macros
11751 to turn v8qi, etc. into bits defined above.
11752 (neon_itype): New enumeration. Classifications of NEON builtins.
11753 (neon_builtin_datum): Define struct. Contains information about
11754 a single builtin (with multiple modes).
11755 (CF): Define helper macro for...
11756 (VAR1...VAR10): Define builtins with a type, name and 1-10 different
11758 (neon_builtin_data): New array. Define information about builtins
11759 for use during initialization/expansion.
11760 (arm_init_neon_builtins): New function.
11761 (arm_init_builtins): Call arm_init_neon_builtins if TARGET_NEON is
11763 (neon_builtin_compare): New function.
11764 (locate_neon_builtin_icode): New function. Find an insn code for a
11765 builtin given a function code for that builtin. Also return type of
11766 builtin (NEON_BINOP, NEON_UNOP etc.).
11767 (builtin_arg): New enumeration. Types of arguments for builtins.
11768 (arm_expand_neon_args): New function. Expand a generic NEON builtin.
11769 Takes a variable argument list of builtin_arg types, terminated by
11771 (arm_expand_neon_builtin): New function. Expand a NEON builtin.
11772 (neon_reinterpret): New function. Expand NEON reinterpret intrinsic.
11773 (neon_emit_pair_result_insn): New function. Support returning pairs
11774 of vectors via a pointer.
11775 (neon_disambiguate_copy): New function. Set up operands for a
11776 multi-word copy such that registers do not get clobbered.
11777 (arm_expand_builtin): Call arm_expand_neon_builtin if fcode >=
11778 ARM_BUILTIN_NEON_BASE.
11779 (arm_file_start): Set float-abi attribute for NEON.
11780 (arm_vector_mode_supported_p): Enable NEON vector modes.
11781 (arm_mangle_map_entry): New.
11782 (arm_mangle_map): New.
11783 (arm_mangle_vector_type): New.
11784 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __ARM_NEON__
11786 (TARGET_NEON): New macro. Target supports NEON.
11787 (fputype): Add FPUTYPE_NEON.
11788 (UNITS_PER_SIMD_WORD): Define. Allow quad-word registers to be used
11789 for vectorization based on command-line arg.
11790 (NEON_REGNO_OK_FOR_NREGS): Define.
11791 (VALID_NEON_DREG_MODE, VALID_NEON_QREG_MODE)
11792 (VALID_NEON_STRUCT_MODE): Define.
11793 (PRINT_OPERAND_PUNCT_VALID_P): '#' is valid punctuation.
11794 (arm_builtins): Add ARM_BUILTIN_NEON_BASE.
11795 * config/arm/arm.md (VUNSPEC_POOL_16): Insert constant for unspec.
11796 (consttable_16): Add pattern for outputting 16-byte minipool
11798 (movv2si, movv4hi, movv8qi): Remove blank expanders (redefined in
11800 (vec-common.md, neon.md): Include md files.
11801 * config/arm/arm.opt (mvectorize-with-neon-quad): Add option.
11802 * config/arm/constraints.md (constraint "Dn", "Dl", "DL"): Define.
11803 (memory_constraint "Ut", "Un", "Us"): Define.
11804 * config/arm/iwmmxt.md (VMMX, VSHFT): New mode macros.
11805 (MMX_char): New mode attribute.
11806 (addv8qi3, addv4hi3, addv2si3): Remove. Replace with...
11807 (*add<mode>3_iwmmxt): New insn pattern.
11808 (subv8qi3, subv4hi3, subv2si3): Remove. Replace with...
11809 (*sub<mode>3_iwmmxt): New insn pattern.
11810 (mulv4hi3): Rename to...
11811 (*mulv4hi3_iwmmxt): This.
11812 (smaxv8qi3, smaxv4hi3, smaxv2si3, umaxv8qi3, umaxv4hi3)
11813 (umaxv2si3, sminv8qi3, sminv4hi3, sminv2si3, uminv8qi3)
11814 (uminv4hi3, uminv2si3): Remove. Replace with...
11815 (*smax<mode>3_iwmmxt, *umax<mode>3_iwmmxt, *smin<mode>3_iwmmxt)
11816 (*umin<mode>3_iwmmxt): These.
11817 (ashrv4hi3, ashrv2si3, ashrdi3_iwmmxt): Replace with...
11818 (ashr<mode>3_iwmmxt): This new pattern.
11819 (lshrv4hi3, lshrv2si3, lshrdi3_iwmmxt): Replace with...
11820 (lshr<mode>3_iwmmxt): This new pattern.
11821 (ashlv4hi3, ashlv2si3, ashldi3_iwmmxt): Replace with...
11822 (ashl<mode>3_iwmmxt): This new pattern.
11823 * config/arm/neon-docgen.ml: New file. Generate documentation for
11825 * config/arm/neon-gen.ml: New file. Generate arm_neon.h header.
11826 * config/arm/arm_neon.h: New (autogenerated).
11827 * config/arm/neon-testgen.ml: New file. Generate NEON tests
11829 * config/arm/neon.md: New file. Define NEON instructions.
11830 * config/arm/neon.ml: New file. Abstract description of NEON
11831 instructions, used to generate arm_neon.h header, documentation and
11833 * config/arm/t-arm (MD_INCLUDES): Add vec-common.md, neon.md.
11834 * vec-common.md: New file. Shared parts for iWMMXt and NEON vector
11836 * doc/extend.texi (ARM Built-in Functions): Rename and remove
11838 (ARM NEON Intrinsics): New subsection.
11839 * doc/arm-neon-intrinsics.texi: New (autogenerated).
11841 2007-07-25 Danny Smith <dannysmith@users.sourceforge.net>
11843 * config/i386/i386-protos.h (i386_pe_asm_file_end): Remove
11846 2007-07-24 Jan Hubicka <jh@suse.cz>
11848 * regclass.c (move_table): New type.
11849 (move_cost, may_move_in_cost, may_move_out_cost): Use it.
11850 (init_move_cost): Break out from ...
11851 (init_reg_sets_1): ... here; simplify computation of
11852 have_regs-of_mode and contains_reg_of_mode.
11853 (record_reg_classes): Unswitch internal loops.
11854 (copy_cost): Trigger lazy initialization of move cost
11855 (record_address_regs): Likewise.
11857 2007-07-24 Daniel Berlin <dberlin@dberlin.org>
11859 * config/darwin.c (darwin_override_options): Don't force on
11860 flag_var_tracking_uninit when no debug info is requested.
11862 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
11864 * cfgloop.c (init_loops_structure): New function.
11865 (flow_loops_find): Create root of the loop tree unconditionally.
11867 2007-07-24 Daniel Jacobowitz <dan@codesourcery.com>
11869 * tree-ssa-ccp.c (fold_const_aggregate_ref): Use fold_convert.
11871 2007-07-24 Jan Hubicka <jh@suse.cz>
11873 * caller-save.c: Include ggc.h, gt-caller-save.h
11874 (reg_save_code, reg_restore_code): Rename to ...
11875 (cached_reg_save_code, cached_reg_restore_code): ... those.
11876 (savepat, restpat, test_reg, test_mem, saveinsn, restinsn): New.
11877 (reg_save_code, reg_restore_code): New functions.
11878 (init_caller_save): Do not intialize
11879 reg_save_code/reg_restore_code tables.
11880 * Makefile.in: (gt-caller-save.h): New.
11882 2007-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
11884 * tree-ssa-ifcombine.c (ifcombine_ifandif): Use a ONE operand
11885 with the mode of the original operand instead of
11888 2007-07-23 Jan Hubicka <jH@suse.cz>
11890 * i386.c (ix86_secondary_memory_needed): Break out to...
11891 (inline_secondary_memory_needed): ... here.
11892 (ix86_memory_move_cost): Break out to ...
11893 (inline_memory_move_cost): ... here; add support for IN value of 2 for
11894 maximum of input and output; fix handling of Q_REGS on 64bit.
11895 (ix86_secondary_memory_needed): Microoptimize.
11897 2007-07-23 Sebastian Pop <sebpop@gmail.com>
11899 * tree-data-ref.c (find_vertex_for_stmt, create_rdg_edge_for_ddr,
11900 create_rdg_edges_for_scalar, create_rdg_edges, create_rdg_vertices,
11901 stmts_from_loop, known_dependences_p, build_rdg): New.
11902 * tree-data-ref.h: Depends on graphds.h.
11903 (rdg_vertex, RDGV_STMT, rdg_dep_type, rdg_edge, RDGE_TYPE): New.
11904 (build_rdg): Declared.
11905 * Makefile.in (TREE_DATA_REF_H): Depends on graphds.h.
11907 2007-07-23 Daniel Berlin <dberlin@dberlin.org>
11909 * tree-ssa-propagate.c (valid_gimple_expression_p): Match up with
11912 2007-07-23 Peter Bergner <bergner@vnet.ibm.com>
11913 Jakub Jelinek <jakub@redhat.com>
11915 PR middle-end/PR28690
11916 * optabs.c (expand_binop): (emit_cmp_and_jump_insns): Allow
11918 * rtlanal.c (commutative_operand_precedence): Prefer both REG_POINTER
11919 and MEM_POINTER operands over REG and MEM operands.
11920 (swap_commutative_operands_p): Change return value to bool.
11921 * rtl.h: Update the corresponding prototype.
11922 * tree-ssa-address.c (gen_addr_rtx): Use simplify_gen_binary
11923 instead of gen_rtx_PLUS.
11924 * simplify-rtx.c (simplify_plus_minus_op_data_cmp): Change return
11925 value to bool. Change function arguments to rtx's and update code
11927 (simplify_plus_minus): Update the simplify_plus_minus_op_data_cmp
11928 calls to match the new declaration.
11929 * simplify-rtx.c (simplify_associative_operation): Don't
11930 reorder simplify_binary_operation arguments.
11932 2007-07-23 Richard Sandiford <richard@codesourcery.com>
11934 * config/mips/mips.c (override_options): Use mips_costs to derive
11935 the default branch cost.
11936 * config/mips/mips.h (BRANCH_COST): Use mips_branch_cost rather
11938 * config/mips/mips.opt (mbranch-cost=): New option.
11939 * doc/invoke.texi (-mbranch-cost): Document new MIPS option.
11941 2007-07-23 Richard Sandiford <richard@codesourcery.com>
11943 * config/mips/mips.h (GR_REG_CLASS_P, COP_REG_CLASS_P): Delete.
11944 (SECONDARY_MEMORY_NEEDED): Delete commented-out definition.
11945 * config/mips/mips.c (mips_register_move_cost): Use reg_class_subset_p
11946 instead of GR_REG_CLASS_P and COP_REG_CLASS_P.
11948 2007-07-23 Richard Sandiford <richard@codesourcery.com>
11950 * config/mips/constraints.md (ks): New constraint.
11951 * config/mips/mips.md (*add<mode>3_sp1, *add<mode>3_sp2): Fold into...
11952 (*add<mode>3_mips16): ...here.
11954 2007-07-21 Uros Bizjak <ubizjak@gmail.com>
11956 * optabs.h (enum optab_index): Add new OTI_signbit.
11957 (signbit_optab): Define corresponding macro.
11958 (enum insn_code signbit_optab[]): Remove array.
11959 * optabs.c (init_optabs): Initialize signbit_optab using init_optab.
11960 (expand_copysign_absneg): If back end provides signbit insn, use it
11961 instead of bit operations on floating point argument.
11962 * builtins.c (enum insn_code signbit_optab[]): Remove array.
11963 (expand_builtin_signbit): Check signbit_optab->handlers[].insn_code
11964 for availability of signbit insn.
11966 * config/i386/i386.md (signbit<mode>2): New insn pattern to implement
11967 signbitf, signbit and signbitl built-ins as inline x87 intrinsics when
11968 SSE mode is not active.
11969 (isinf<mode>2): Disable for mfpmath=sse,387.
11971 2007-07-22 Ben Elliston <bje@au.ibm.com>
11973 * regclass.c (invalid_mode_change_p): Attach ATTRIBUTE_UNUSED to
11975 * struct-equiv.c (note_local_live): Likewise for `y_regno'.
11977 2007-07-20 Richard Guenther <rguenther@suse.de>
11979 * tree-cfg.c (verify_expr): COND_EXPRs can have any
11980 integral typed condition.
11981 * tree-ssa.c (useless_type_conversion_p): Do not preserve
11982 booleanness. Only preserve conversions from a non-base
11983 type to a base type, not in general between types with
11984 different TYPE_MIN_VALUE or TYPE_MAX_VALUE.
11985 * tree.def (COND_EXPR): Document that the condition
11986 can be of any integral type.
11988 2007-07-20 Nigel Stephens <nigel@mips.com>
11989 Richard Sandiford <richard@codesourcery.com>
11991 * config/mips/mips.h (mips_dwarf_regno): Declare.
11992 (DBX_REGISTER_NUMBER): Remove redundant brackets.
11993 (HI_REGNUM, LO_REGNUM): Define in an endian-dependent way.
11994 (AC1HI_REGNUM, AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM)
11995 (AC3HI_REGNUM, AC3LO_REGNUM, ACC_HI_REG_P): Delete.
11996 (reg_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
11997 (REG_CLASS_NAMES): Update accordingly.
11998 * config/mips/mips.c (mips_dwarf_regno): New array.
11999 (mips_regno_to_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
12000 (mips_subword): Remove special handling for accumulator registers.
12001 (override_options): Initiailize mips_dwarf_regno. Remove use
12003 (mips_swap_registers): New function.
12004 (mips_conditional_register_usage): Swap accumulator registers
12005 around if TARGET_LITTLE_ENDIAN.
12006 (mips_cannot_change_mode_class): Remove special treatment of ACC_REGS.
12007 * config/mips/constraints.md (h, l): Use the endianness to choose
12008 between MD0_REG and MD1_REG.
12009 * config/mips/mips.md (*mfhilo_<mode>_macc): Use a fixed-string,
12010 alternative-dependent template.
12012 2007-07-20 Richard Sandiford <richard@codesourcery.com>
12014 * config/arm/arm.md (movsi): Use can_create_pseudo_p instead of
12017 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
12019 * function.c (thread_prologue_and_epilogue_insns): Fix exit
12020 predecessor fallthru flags.
12022 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
12024 * tree-ssa-loop-niter.c (assert_loop_rolls_lt): Convert the operands
12025 of compare to the same type.
12026 * cfgloopmanip.c (add_loop): Update information about loop exits.
12027 (loop_version): Remove the innermost loop requirement.
12028 * tree-ssa-loop-manip.c (determine_exit_conditions): Convert bounds
12029 to sizetype for pointers.
12031 2007-07-18 H.J. Lu <hongjiu.lu@intel.com>
12033 * Makefile.in (D32PBIT_FUNCS): Add _sd_to_tf and _tf_to_sd.
12034 (D64PBIT_FUNCS): Add _dd_to_tf and _tf_to_dd.
12035 (D128PBIT_FUNCS): Add _td_to_tf and _tf_to_td.
12037 * config/dfp-bit.c: Empty for TFmode conversions.
12039 2007-07-18 Caroline Tice <ctice@apple.com>
12041 * var-tracking.c (find_src_status): Check for COND_EXEC insns
12042 and handle them correctly; check that src is not NULL before
12044 (find_src_set_src): Likewise.
12046 2007-07-18 Bob Wilson <bob.wilson@acm.org>
12048 * config/xtensa/xtensa.c (xtensa_expand_mask_and_shift): New.
12049 (struct alignment_context, init_alignment_context): New.
12050 (xtensa_expand_compare_and_swap, xtensa_expand_atomic): New.
12051 * config/xtensa/xtensa.h (XCHAL_HAVE_RELEASE_SYNC): Add default.
12052 (XCHAL_HAVE_S32C1I): Likewise.
12053 (TARGET_RELEASE_SYNC, TARGET_S32C1I): New.
12054 * config/xtensa/xtensa.md (UNSPECV_MEMW): New constant.
12055 (UNSPECV_S32RI, UNSPECV_S32C1I): Likewise.
12056 (ATOMIC, HQI): New macros.
12057 (memory_barrier, *memory_barrier): New.
12058 (sync_lock_releasesi): New.
12059 (sync_compare_and_swapsi, sync_compare_and_swap<mode>): New.
12060 (sync_lock_test_and_set<mode>): New.
12061 (sync_<atomic><mode>): New.
12062 (sync_old_<atomic><mode>, sync_new_<atomic><mode>): New.
12063 * config/xtensa/xtensa-protos.h (xtensa_expand_compare_and_swap): New.
12064 (xtensa_expand_atomic): New.
12066 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12070 * builtins.c (expand_builtin_interclass_mathfn): Provide a generic
12071 transformation for builtin ISNORMAL.
12072 (expand_builtin): Handle BUILT_IN_ISNORMAL.
12073 * builtins.def (BUILT_IN_ISNORMAL): New.
12074 * doc/extend.texi: Document isnormal.
12076 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12080 * builtins.c (expand_builtin_interclass_mathfn): Allow for missing
12081 optabs infrastructure. Provide generic implementation for
12083 (expand_builtin): Handle FINITE/ISFINITE.
12084 (fold_builtin_classify): Make ISFINITE canonical instead of FINITE.
12085 (fold_builtin_1): Likewise.
12087 * builtins.def (BUILT_IN_ISFINITE): New.
12089 * doc/extend.texi: Document isfinite.
12091 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12094 PR middle-end/20558
12096 * builtins.c (expand_builtin_interclass_mathfn): Provide a
12097 generic fallback for isinf.
12098 * c-cppbuiltin.c (builtin_define_float_constants): Move FP max
12099 calculation code ...
12100 * real.c (get_max_float): ... to here.
12101 * real.h (get_max_float): New.
12103 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12105 PR middle-end/32668
12107 * builtin-attrs.def (ATTR_TYPEGENERIC,
12108 ATTR_CONST_NOTHROW_TYPEGENERIC): New.
12110 * builtins.def (BUILT_IN_ISINF, BUILT_IN_ISNAN,
12111 BUILT_IN_ISGREATER, BUILT_IN_ISGREATEREQUAL, BUILT_IN_ISLESS,
12112 BUILT_IN_ISLESSEQUAL, BUILT_IN_ISLESSGREATER,
12113 BUILT_IN_ISUNORDERED): Use ATTR_CONST_NOTHROW_TYPEGENERIC.
12115 * c-common.c (handle_type_generic_attribute): New.
12116 (c_common_attribute_table): Add "type generic".
12118 * c-typeck.c (convert_arguments): Handle "type generic" functions.
12120 2007-07-18 Daniel Berlin <dberlin@dberlin.org>
12122 * tree-ssa-sccvn.c (try_to_simplify): Use valid_gimple_expression
12123 * tree-ssa-propagate (valid_gimple_expression): Handle ADDR_EXPR
12126 2007-07-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
12129 * config/cris/cris.c (cris_print_index): Don't use XEXP before
12130 checking that the operand is an expression.
12132 2007-07-19 Christoph von Wittich <Christoph_vW@reactos.org>
12133 Danny Smith <dannysmith@users.sourceforge.net>
12136 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Put
12137 file mapping object in local namespace if Windows version later
12140 2007-07-18 Richard Sandiford <richard@codesourcery.com>
12142 * config/arm/arm-protos.h (arm_cannot_force_const_mem): Declare.
12143 * config/arm/arm.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to
12144 arm_cannot_force_const_mem.
12145 (arm_cannot_force_const_mem): New function.
12146 * config/arm/arm.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): New macro.
12147 (LEGITIMATE_CONSTANT_P): Test arm_cannot_force_const_mem instead
12148 of arm_tls_referenced_p.
12149 * config/arm/arm.md (movsi): Split out-of-section constants when
12150 ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P.
12151 * config/arm/vxworks.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
12153 2007-07-18 Richard Sandiford <richard@codesourcery.com>
12155 * config/mips/mips.md (clear_cache): Treat the size argument as Pmode.
12157 2007-07-18 Richard Sandiford <richard@codesourcery.com>
12159 * config/mips/mips.md (*extendqihi2): Convert the destination
12162 2007-07-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12164 * config/pa/fptr.c: Update license header.
12165 * config/pa/milli64.S: Likewise.
12167 2007-07-17 Nick Clifton <nickc@redhat.com>
12169 * COPYING_v3: New file. Contains version 3 of the GNU General
12171 * COPYING.LIB_v3: New file. Contains version 3 of the GNU
12172 Lesser General Public License.
12173 * doc/include/gpl_v3.texi: New file. Contains version 3 of
12174 the GNU General Public License.
12176 2007-07-17 Zdenek Dvorak <dvorakz@suse.cz>
12178 PR rtl-optimization/32773
12179 * cfglayout.c (force_one_exit_fallthru): New function.
12180 (cfg_layout_finalize): Use it.
12182 2007-07-16 Richard Guenther <rguenther@suse.de>
12183 Uros Bizjak <ubizjak@gmail.com>
12185 * tree-if-conv.c (find_phi_replacement_condition): Unshare "*cond"
12186 before forcing it to gimple operand.
12188 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
12189 David Ung <davidu@mips.com>
12191 * config/mips/mips.h (TUNE_24K): Define.
12192 (TUNE_MACC_CHAINS): Add TUNE_24K.
12193 * config/mips/mips.md: (*mul_acc_si, *mul_sub_si): Change type to
12195 * config/mips/74k.md (r74k_int_mult): Split madd/msub to ..
12196 (r74k_int_madd): .. this new reservation.
12197 (define_bypass): Fixed bypasses for r74k_int_madd to use
12198 mips_linked_madd_p.
12199 * config/mips/24k.md (define_bypass): Define new
12200 r24k_int_mul3->r24k_int_madd bypass using mips_linked_madd_p.
12202 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
12203 Nigel Stephens <nigel@mips.com>
12205 * config/mips/mips.md: Include 20kc.md.
12206 * config/mips/20kc.md: New file.
12207 * config/mips/mips.c (mips_rtx_cost_data): Fill in 20Kc costs.
12208 (mips_adjust_cost): Tweak for 20Kc.
12209 (mips_issue_rate): Likewise.
12210 * config/mips/mips.h (TUNE_20KC): Define.
12212 2007-07-16 David Edelsohn <edelsohn@gnu.og>
12214 * config/rs6000/rs6000.c (struct processor_cost): Add
12215 cache_line_size, l1_cache_lines, and simultaneous_prefetches
12217 (*_cost): Add cache information.
12218 (rs6000_override_options): Set cache parameters.
12220 2007-07-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12223 * config.gcc (mips-sgi-irix[56]*): Enable pthread support.
12224 * doc/install.texi (mips-sgi-irix6): pthread support works now.
12226 2007-07-16 Paul Brook <paul@codesourcery.com>
12229 * config/arm/cirrus.md (cirrus_arm_movsi_insn): Remove dead insn.
12230 (cirrus_thumb2_movsi_insn): Ditto.
12232 2007-07-15 Geoffrey Keating <geoffk@apple.com>
12234 * config/rs6000/darwin-fallback.c (interpret_libc): Change
12235 CR2_REGNO to R_CR2.
12237 2007-07-15 Andrew Haley <aph@redhat.com>
12239 * unwind-sjlj.c (_Unwind_GetIPInfo): Check for context->fc != NULL
12240 before looking in the context.
12242 2007-07-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12244 PR middle-end/32398
12245 PR middle-end/32769
12246 * pa-protos.h (pa_eh_return_handler_rtx): Declare.
12247 * pa.c (pa_extra_live_on_entry, rp_saved): Declare.
12248 (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
12249 (pa_output_function_prologue): Use rp_saved and
12250 current_function_is_leaf to generate .CALLINFO statement.
12251 (hppa_expand_prologue): Set rp_saved.
12252 (hppa_expand_epilogue): Use rp_saved.
12253 (pa_extra_live_on_entry, pa_eh_return_handler_rtx): New functions.
12254 * pa.h (EH_RETURN_HANDLER_RTX): Use pa_eh_return_handler_rtx.
12256 2007-07-14 Dirk Mueller <dmueller@suse.de>
12258 * omega.c (coalesce): Fix memory leak on early exit.
12259 * matrix-reorg.c (check_allocation_function): Likewise.
12260 * tree-vect-transform.c (vect_get_new_vect_var): free result
12262 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
12263 pass pointer to edge vector
12264 (partition_hot_cold_basic_blocks): Fix memory leak.
12265 * collect2.c (prefix_from_string): Free temporary storage.
12266 * reload1.c (fixup_abnormal_edges): Free sbitmap.
12268 2007-07-14 Kaz Kojima <kkojima@gcc.gnu.org>
12270 * config/sh/sh.h (DO_GLOBAL_CTORS_BODY): Add void to prototype.
12271 (DO_GLOBAL_DTORS_BODY): Likewise.
12273 2007-07-14 Sandra Loosemore <sandra@codesourcery.com>
12274 Nigel Stephens <nigel@mips.com>
12276 * config/mips/mips.c (mips_classify_symbol): Don't return
12277 SYMBOL_SMALL_DATA for constant pool addresses if
12278 TARGET_EMBEDDED_DATA is true.
12280 2007-07-14 Uros Bizjak <ubizjak@gmail.com>
12282 * config/i386/i386.c (init_mmx_sse_builtins): Define all builtins
12283 except __builtin_ia32_emms, __builtin_ia32_ldmxcsr,
12284 __builtin_ia32_stmxcsr, __builtin_ia32_maskmovq, __builtin_ia32_loadups,
12285 __builtin_ia32_storeups, __builtin_ia32_loadhps, __builtin_ia32_loadlps,
12286 __builtin_ia32_storehps, __builtin_ia32_storelps,
12287 __builtin_ia32_movntps, __builtin_ia32_movntq, __builtin_ia32_sfence,
12288 __builtin_ia32_femms, __builtin_ia32_maskmovdqu, __builtin_ia32_loadupd,
12289 __builtin_ia32_storeupd, __builtin_ia32_loadhpd, __builtin_ia32_loadlpd,
12290 __builtin_ia32_movnti, __builtin_ia32_movntpd, __builtin_ia32_movntdq,
12291 __builtin_ia32_clflush, __builtin_ia32_lfence, __builtin_ia32_mfence,
12292 __builtin_ia32_loaddqu, __builtin_ia32_storedqu, __builtin_ia32_monitor,
12293 __builtin_ia32_mwait, __builtin_ia32_lddqu, __builtin_ia32_movntdqa,
12294 __builtin_ia32_movntsd and __builtin_ia32_movntss as const builtins
12295 using def_builtin_const.
12297 2007-07-14 Eric Botcazou <ebotcazou@adacore.com>
12299 PR tree-optimization/32705
12300 * tree-ssa-sccvn.c (set_ssa_val_to): Accept VN_TOP as value number.
12301 (simplify_binary_expression): Use SSA_VAL consistently.
12303 2007-07-13 David Edelsohn <edelsohn@gnu.org>
12305 * config/rs6000/spe.md (SPE_ACC_REGNO): Delete definition.
12306 (SPEFSCR_REGNO): Delete definition.
12307 * config/rs6000/rs6000.c: LINK_REGISTER_REGNUM -> LR_REGNO.
12308 COUNT_REGISTER_REGNUM -> CTR_REGNO.
12309 * config/rs6000/rs6000.h: Do not define *_REGNO.
12310 LINK_REGISTER_REGNUM -> LR_REGNO.
12311 COUNT_REGISTER_REGNUM -> CTR_REGNO.
12312 * config/rs6000/predicates.md: LINK_REGISTER_REGNUM -> LR_REGNO.
12313 COUNT_REGISTER_REGNUM -> CTR_REGNO.
12314 * config/rs6000/linux-unwind.h: Define R_LR, R_CR2, R_VR0,
12315 R_VRSAVE, R_VSCR. Use them.
12316 * config/rs6000/darwin-fallback.c: Define R_LR, R_CTR, R_CR2,
12317 R_XER, R_VR0, R_VRSAVE, R_VSCR, R_SPEFSCR. Use them.
12318 * config/rs6000/rs6000.md: Define REGNO constants. Use them.
12319 * config/rs6000/aix.h: Define R_LR. Use it.
12321 2007-07-13 Caroline Tice <ctice@apple.com>
12323 * toplev.c (process_options): Turn flag_var_tracking_uninit off when
12324 flag_var_tracking is explicitly turned off (i.e. when variable
12325 tracking is not feasible); otherwise, turn flag_var_tracking on when
12326 flag_var_tracking_uninit is on.
12327 * rtl.def (VAR_LOCATION): Add a new integer subfield to VAR_LOCATION
12328 note definitions, to allow recording of initialization status in the
12330 * dwarf2out.c (dwarf_stack_op_name): Add case for DW_OP_GNU_uninit.
12331 (add_var_loc_to_decl): Add comparison of NOTE_VAR_LOCATION_STATUS to
12332 determine if two note locations are equal.
12333 (output_loc_list): Don't output list entries whose start & end labels
12335 (reg_loc_descriptor): Add parameter for initialization status; pass it
12336 to other loc descriptor functions.
12337 (one_reg_loc_descriptor): Add parameter for initialization status;
12338 check its value and add DW_OP_GNU_uninit to returned loc descr if
12340 (multiple_reg_loc_descriptor): Add parameter for initialization
12342 pass init status argument to other loc descriptor functions; check
12343 value of intialization parameter and add DW_OP_GNU_uninit to returned
12344 loc descr if appropriate.
12345 (based_loc_descr): Add parameter for initialization status; add new
12346 variable for return value; check value of initialization parameter and
12347 add DW_OP_GNU_uninit to returned loc descr if appropriate.
12348 (concatn_mem_loc_descriptor): Add parameter for initialization status;
12349 pass init status argument to other loc descriptor functions; check
12350 value of intialization parameter and add DW_OP_GNU_uninit to returned
12351 loc descr if appropriate.
12352 (mem_loc_descriptor): Likewise.
12353 (concat_loc_descriptor): Likewise.
12354 (concatn_loc_descriptor): Likewise.
12355 (loc_descriptor): Add parameter for initialization status; pass it as
12356 argument to other loc descriptor function calls.
12357 (loc_descriptor_from_tree_1): Add appropriate initialization status
12358 to loc descriptor function calls.
12359 (add_location_or_const_value_attribute): Get initialization status
12360 from VAR_LOCATION note; add initialization status to loc descriptor
12362 * dwarf2.h (enum dwarf_location_atom): New op, DW_OP_GNU_uninit.
12363 * print-rtl.c (print_rtx): When printing a VAR_LOCATION note, if
12364 status is uninitialized, add "[uninint]" to output.
12365 * common.opt (fvar-tracking-uninit): New option, similar to
12366 fvar-tracking, to turn on tracking of uninitialized variables; creates
12367 a new global flag, flag_var_tracking_uninit.
12368 * rtl.h (NOTE_VAR_LOCATION_STATUS): New macro for accessing new field.
12369 (enum var_init_status): New type, for var initialization status field.
12370 * var-tracking.c (struct location_chain_def): Two new fields, init,
12371 for initialization status, and set_src for the assignment value expr.
12372 (unshare_variable): New parameter for initialization status;
12373 initialize new init and set_src fields.
12374 (var_reg_set): New parameters for initialization status and value;
12375 pass them to set_variable_part.
12376 (var_mem_set): Likewise.
12377 (get_init_value): New function.
12378 (var_reg_delete_and_set): New initialization status & value
12379 parameters; add call to get_init_value if status is unknown; pass new
12380 parameters to clobber_variable_part and var_reg_set.
12381 (var_mem_delete_and_set): Likewise.
12382 (var_reg_delete): Pass null set_src value to clobber_variable_part.
12383 (var_mem_delete): Likewise.
12384 (variable_union): Pass status to unshare_variable; initialize new init
12385 and set_src fields. If flag_var_tracking_uninit is not set, force
12386 status to initialized.
12387 (add_stores): Store insn, rather than NEXT_INSN(insn), so it can be
12388 used later to get the set_src value.
12389 (find_src_status): New function.
12390 (find_src_set_src): New function.
12391 (compute_bb_dataflow): Pass init status to calls to var_reg_set,
12392 var_mem_set, var_reg_delete_and_set and var_mem_delete_and_set; for
12393 MO_SET, get set_src value and pass it to var_reg_delete_and_set
12394 and var_mem_delete_and_set.
12395 (dump_variable): Print out "[uninit]" if appropriate.
12396 (set_variable_part): Add new initialization and set_src parameters;
12397 pass status to unshare_variable; set node->init and node- >set_src
12398 fields and modify slot in hash table appropriately; save the init and
12399 set_src values if appropriate and assign to the new node.
12400 (clobber_variable_part): New set_src parameter; if two nodes have
12401 same variable and same location but different set_src (assignment)
12402 values, clobber old node.
12403 (delete_variable_part): Pass init status to unshare_variable.
12404 (emit_note_insn_var_location): Add initialized var; assign var's init
12405 status to new 'initialized'; pass new init status field to calls to
12406 gen_rtx_VAR_LOCATION. If flag_var_tracking_uninit is not set, force
12407 status to initialized.
12408 (emit_notes_in_bb): Pass initialization status to calls to
12409 var_reg_set, var_mem_set, var_reg_delete_and_set and
12410 var_mem_delete_and_set; for MO_SET, get set_src value and pass it to
12411 var_reg_delete_and_set and var_mem_delete_and_set; call
12412 emit_notes_for_changes on NEXT_INSN(insn) rather than on insn, to
12413 make up for change in add_stores.
12414 (vt_add_function_parameters): Add status to calls to
12416 * config/darwin.c (darwin_override_options): Turn on uninitialized
12417 tracking automatically, if var_tracking is on and the system is
12420 2007-07-13 Sa Liu <saliu@de.ibm.com>
12422 * config.gcc: Add options for arch and tune on SPU.
12423 * config/spu/predicates.md: Add constant operands 0 and 1.
12424 * config/spu/spu-builtins.def: Add builtins for double precision
12425 floating point comparison: si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt,
12426 si_dftsv, spu_cmpeq_13, spu_cmpabseq_1, spu_cmpgt_13, spu_cmpabsgt_1,
12428 * config/spu/spu-c.c: Define __SPU_EDP__ when builtins invoked with
12430 * config/spu/spu-protos.h: Add new function prototypes.
12431 * config/spu/spu.c (spu_override_options): Check options -march and
12433 (spu_comp_icode): Add comparison code for DFmode and vector mode.
12434 (spu_emit_branch_or_set): Use the new code for DFmode and vector
12436 (spu_const_from_int): New. Create a vector constant from 4 ints.
12437 (get_vec_cmp_insn): New. Get insn index of vector compare instruction.
12438 (spu_emit_vector_compare): New. Emit vector compare.
12439 (spu_emit_vector_cond_expr): New. Emit vector conditional expression.
12440 * config/spu/spu.h: Add options -march and -mtune. Define processor
12441 types PROCESSOR_CELL and PROCESSOR_CELLEDP. Define macro
12442 CANONICALIZE_COMPARISON.
12443 * config/spu/spu.md: Add new insns for double precision compare
12444 and double precision vector compare. Add vcond and smax/smin patterns
12445 to enable DFmode vector conditional expression.
12446 * config/spu/spu.opt: Add options -march and -mtune.
12447 * config/spu/spu_internals.h: Add builtins for CELLEDP target:
12448 si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt, si_dftsv. Add builtin for
12449 both CELL and CELLEDP targets: spu_testsv.
12450 * config/spu/spu_intrinsics.h: Add flag mnemonics for test special
12453 2007-07-13 Richard Guenther <rguenther@suse.de>
12455 PR tree-optimization/32721
12456 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Preserve
12457 TREE_THIS_VOLATILE on the folded reference.
12458 * tree-ssa-operands.c (get_expr_operands): Set has_volatile_ops
12459 if the array reference has TREE_THIS_VOLATILE set.
12461 2007-07-13 H.J. Lu <hongjiu.lu@intel.com>
12464 * doc/libgcc.texi: Update DFP intrinsics for DPD and BID.
12466 2007-07-13 Andreas Schwab <schwab@suse.de>
12468 * gengtype-lex.l: Allow declarations to be indented.
12470 2007-07-12 Geoffrey Keating <geoffk@apple.com>
12472 * ginclude/tgmath.h: New.
12473 * config.gcc: Use GCC's tgmath.h on non-glibc systems.
12474 * doc/sourcebuild.texi (Headers): Document use_gcc_tgmath.
12475 * configure.ac (STMP_FIXPROTO): Honor use_gcc_tgmath.
12476 * configure: Regenerate.
12478 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
12480 * config/sh/linux-unwind.h (sh_fallback_frame_state): Use
12481 correct index when setting register save state for xd
12484 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
12486 * config/sh/sh.c (mark_use): Remove.
12488 2007-07-12 Paul Brook <paul@codesourcery.com>
12490 * config/arm/arm.c (thumb1_compute_save_reg_mask): Make sure scratch
12491 reg does not overlap return value.
12493 2007-07-12 Daniel Berlin <dberlin@dberlin.org>
12495 * tree-ssa-pre.c (get_expression_vuses): Move out side-effect.
12496 (set_expression_vuses): Ditto.
12497 (init_pre): Initialize expression_vuses.
12499 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
12501 * config/i386/sse.md (storentdf, storentsf): New.
12503 2007-07-12 Geoffrey Keating <geoffk@apple.com>
12505 * builtins.c (get_pointer_alignment): Honor DECL_ALIGN on a
12507 * tree.c (build_decl_stat): Move code from here...
12508 (make_node_stat): ... to here. Don't uselessly clear DECL_USER_ALIGN.
12509 (expr_align): Honor DECL_ALIGN on a FUNCTION_DECL. Add comment
12510 about using DECL_ALIGN of LABEL_DECL and CONST_DECL.
12511 * tree.h (DECL_USER_ALIGN): Fix misplaced comment.
12512 * varasm.c (assemble_start_function): Use DECL_ALIGN instead of
12515 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
12516 Devang Patel <dpatel@apple.com>
12518 PR tree-optimization/25413
12519 * targhooks.c (default_builtin_vector_alignment_reachable): New.
12520 * targhooks.h (default_builtin_vector_alignment_reachable): New.
12521 * tree.h (contains_packed_reference): New.
12522 * expr.c (contains_packed_reference): New.
12523 * tree-vect-analyze.c (vector_alignment_reachable_p): New.
12524 (vect_enhance_data_refs_alignment): Call
12525 vector_alignment_reachable_p.
12526 * target.h (vector_alignment_reachable): New builtin.
12527 * target-def.h (TARGET_VECTOR_ALIGNMENT_REACHABLE): New.
12528 * config/rs6000/rs6000.c (rs6000_vector_alignment_reachable): New.
12529 (TARGET_VECTOR_ALIGNMENT_REACHABLE): Define.
12531 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
12533 * target.h (builtin_vectorization_cost): Add new target builtin.
12534 * target-def.h (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): New.
12535 * tree-vectorizer.h (TARG_SCALAR_STMT_COST): New.
12536 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST): New.
12537 * tree-vect-analyze.c (vect_analyze_slp_instance): Initisliaze
12538 uninitialized variables.
12539 * tree-vect-transform.c (cost_for_stmt): New function.
12540 (vect_estimate_min_profitable_iters): Call cost_for_stmt instead of
12541 using cost 1 for all scalar stmts. Be less conservative when
12542 estimating the number of prologue/epulogue iterations. Call
12543 targetm.vectorize.builtin_vectorization_cost. Return
12544 min_profitable_iters-1.
12545 (vect_model_reduction_cost): Use TARG_SCALAR_TO_VEC_COST for
12546 initialization cost instead of TARG_VEC_STMT_COST. Use
12547 TARG_VEC_TO_SCALAR_COST instead of TARG_VEC_STMT_COST for reduction
12548 epilogue code. Fix epilogue cost computation.
12549 * config/spu/spu.c (spu_builtin_vectorization_cost): New.
12550 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Implement.
12551 * config/spu/spu.h (TARG_COND_BRANCH_COST, TARG_SCALAR_STMT_COST):
12552 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST, TARG_VEC_STMT_COST):
12553 (TARG_VEC_TO_SCALAR_COST, TARG_SCALAR_TO_VEC, TARG_VEC_LOAD_COST):
12554 (TARG_VEC_UNALIGNED_LOAD_COST, TARG_VEC_STORE_COST): Define.
12556 2007-07-12 Richard Guenther <rguenther@suse.de>
12558 * gimplify.c (gimplify_conversion): Make sure that the result
12559 from maybe_fold_offset_to_reference is trivially convertible
12560 to the desired type before doing the simplification.
12561 (gimplify_expr): Likewise.
12562 * fold-const.c (fold_binary): Use the correct types for
12563 building the simplified expression.
12565 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
12567 PR rtl-optimization/32729
12568 * cfghooks.c (can_duplicate_block_p): Do not forbid duplicating blocks
12569 that fallthru to exit.
12571 2007-07-12 Kaz Kojima <kkojima@gcc.gnu.org>
12573 * config/sh/sh.md (symGOTOFF2reg): Add missing parenthesis.
12574 (symDTPOFF2reg): Likewise.
12576 2007-07-11 Daniel Berlin <dberlin@dberlin.org>
12578 PR tree-optimization/32663
12580 * tree.h (VALUE_HANDLE_VUSES): Remove.
12581 (struct tree_value_handle): Remove vuses.
12583 * tree-vn.c (create_value_handle_for_expr): Don't set
12584 VALUE_HANDLE_VUSES.
12586 * tree-ssa-pre.c (expression_vuses): New.
12587 (alloc_expression_id): Set up expression_vuses.
12588 (get_expression_vuses): New.
12589 (set_expression_vuses): Ditto.
12590 (clear_expression_ids): Modify for expression_vuses.
12591 (phi_translate_1): Ditto.
12592 (phi_translate_set): Ditto.
12593 (value_dies_in_block_x): Ditto
12594 (valid_in_sets): Ditto.
12595 (add_to_sets): Ditto.
12596 (find_existing_value_expr): Ditto.
12597 (create_value_handle_for_expr): Ditto.
12598 (make_values_for_stmt): Ditto.
12599 (vuse_equiv): Remove.
12601 2007-07-11 Alexandre Oliva <aoliva@redhat.com>
12603 * Makefile.in (mostlyclean): Remove object files.
12605 2007-07-11 Kenneth Zadeck <zadeck@naturalbridge.com>
12607 * toplev.c (no_new_pseudos): Deleted.
12608 * rtl.h (no_new_pseudos): Deleted.
12609 * tree-pass.h (pass_no_new_pseudos): Deleted.
12610 * passes.c (pass_no_new_pseudos): Deleted.
12611 * final.c (rest_of_clean_state): Removed no_new_pseudos.
12612 (rest_of_no_new_pseudos, pass_no_new_pseudos): Deleted.
12613 * struct-equiv.c (rtx_equiv_p): Replaced no_new_pseudos with
12615 * cfgcleanup.c (try_crossjump_to_edge): Ditto.
12616 * rtlhooks.c (gen_lowpart_general): Ditto.
12617 * optabs.c (prepare_operand): Ditto.
12618 * mode-switching.c (rest_of_handle_mode_switching): Deleted set of
12620 * modulo-sched.c (rest_of_handle_sms): Ditto.
12621 * see.c (rest_of_handle_see): Ditto.
12622 * ifcvt.c (if_convert): Ditto.
12623 (gate_handle_if_after_combine): Replaced no_new_pseudos with
12625 * init-regs.c (gate_initialize_regs): Deleted set of
12627 * lower-subreg.c (decompose_multiword_subregs): Ditto.
12628 * bb-reorder.c (rest_of_handle_partition_blocks): Ditto.
12629 * doc/md.texi: Changed no_new_pseudos to can_create_pseudo_p.
12631 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
12634 * config/i386/sse.md (*sse2_storeq_rex64): Handle 64bit mem->reg moves.
12635 (*vec_extractv2di_1_sse2): Disable for TARGET_64BIT.
12636 (*vec_extractv2di_1_rex64): New insn pattern.
12638 2007-07-11 David Daney <ddaney@avtrex.com>
12640 * config/mips/linux-unwind.h (mips_fallback_frame_state): Rewrite
12641 return address calculation. Substitute DWARF_ALT_FRAME_RETURN_COLUMN
12642 for SIGNAL_UNWIND_RETURN_COLUMN.
12643 * config/mips/mips.h (SIGNAL_UNWIND_RETURN_COLUMN): Remove.
12644 (DWARF_FRAME_REGNUM): Rewrite.
12645 (DWARF_ALT_FRAME_RETURN_COLUMN) Define.
12647 2007-07-11 Nick Clifton <nickc@redhat.com>
12649 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Revert previous
12650 delta and use gen_int_mode in place of GET_INT instead.
12652 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
12654 * reg-stack.c (struct tree_opt_pass pass_stack_regs): Nullify name
12657 2007-07-11 Douglas Gregor <doug.gregor@gmail.com>
12659 * params.def (PARAM_VERIFY_CANONICAL_TYPES): Remove.
12660 (PARAM_USE_CANONICAL_TYPES): New; decides whether to use canonical
12662 * params.h (VERIFY_CANONICAL_TYPES): Remove.
12663 (USE_CANONICAL_TYPES): New.
12664 * doc/invoke.texi (verify-canonical-types): Remove.
12665 (use-canonical-types): Add.
12667 2007-07-11 Ulrich Weigand <uweigand@de.ibm.com>
12669 * config/spu/spu.c (spu_optimization_options): Remove setting of
12670 parameter PARAM_MAX_COMPLETELY_PEEL_TIMES.
12671 (spu_override_options): Move it here.
12673 2007-07-11 Richard Sandiford <richard@codesourcery.com>
12675 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle -m4ksc and -m4ksd.
12676 * config/mips/mips.c (mips_cpu_info_table): Mention
12677 MIPS_ISA_LEVEL_SPEC in the comment.
12679 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
12681 PR tree-optimization/32713
12682 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle REAL_CST.
12684 2007-07-11 Paolo Carlini <pcarlini@suse.de>
12686 PR middle-end/30482
12687 * c-opts.c (c_common_post_options): Do not change flag_complex_method
12688 conditional to flag_isoc99.
12689 (c_common_init_options): Do it here, unconditionally.
12691 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
12693 PR tree-optimization/32589
12694 * doc/tree-ssa.texi (Rough GIMPLE Grammar): Add missing rule.
12695 * tree-gimple.c (is_gimple_min_invariant): Clarify head comment.
12696 * tree-ssa-propagate.c (valid_gimple_expression_p): New
12697 predicate, extracted from...
12698 (set_rhs): ...here. Call it for the expression on entry.
12699 * tree-ssa-propagate.h (valid_gimple_expression_p): Declare.
12700 * tree-ssa-sccvn.c: Include tree-ssa-propagate.h.
12701 (simplify_binary_expression): Use valid_gimple_expression_p
12702 to validate the simplification.
12703 * Makefile.in (tree-ssa-sccvn.o): Depends on tree-ssa-propagate.h.
12705 2007-07-11 Danny Smith <dannysmith@users.sourceforge.net>
12707 * config/i386/cygming.h (PREFERRED_DEBUGGING_TYPE): Define to
12708 DWARF2_DEBUG on 32 bit target too.
12709 (DWARF2_UNWIND_INFO): Reorganize 64-bit vs 32-bit definition.
12711 2007-07-11 Nick Clifton <nickc@redhat.com>
12713 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Provide alternative
12714 version for 64-bit hosts.
12716 2007-07-10 David Daney <ddaney@avtrex.com>
12718 * config/mips/mips.h (ISA_HAS_SYNCI): New target capability
12720 (INITIALIZE_TRAMPOLINE): Emit clear_cache insn instead of library
12722 * config/mips/mips.c (mips_expand_synci_loop): New function.
12723 * config/mips/mips.md (UNSPEC_CLEAR_HAZARD): New constant.
12724 (UNSPEC_RDHWR): Same.
12725 (UNSPEC_SYNCI): Same.
12726 (UNSPEC_SYNC): Same.
12727 (clear_cache): New expand.
12731 (clear_hazard): Same.
12732 * config/mips/mips-protos.h (mips_expand_synci_loop): Declare
12734 * testsuite/gcc.target/mips/clear-cache-1.c: New test.
12735 * testsuite/gcc.target/mips/clear-cache-2.c: New test.
12737 2007-07-10 Ian Lance Taylor <iant@google.com>
12739 * emit-rtl.c (gen_reg_rtx): Check can_create_pseudo_p rather than
12742 2007-07-10 David Daney <ddaney@avtrex.com>
12744 * builtins.def (BUILT_IN_CLEAR_CACHE): New builtin.
12745 * builtins.c (expand_builtin___clear_cache): New function.
12746 (expand_builtin): Call expand_builtin___clear_cache for
12747 BUILT_IN_CLEAR_CACHE case.
12748 * doc/extend.texi (__builtin___clear_cache): Document new builtin.
12749 * doc/md.texi (clear_cache): Document new instruction pattern.
12750 * testsuite/gcc.dg/builtins-64.c: New test.
12752 2007-07-11 Hans-Peter Nilsson <hp@axis.com>
12754 * config/cris/cris.md ("movsi"): Fix typo in last change.
12756 2007-07-09 Geoffrey Keating <geoffk@apple.com>
12759 * c-common.c (c_alignof_expr): Look at DECL_ALIGN of
12761 (handle_aligned_attribute): Allow use on FUNCTION_DECLs.
12762 * varasm.c (assemble_start_function): Honor DECL_ALIGN
12763 for FUNCTION_DECLs. Don't use align_functions_log if
12765 * print-tree.c (print_node): Print DECL_ALIGN and DECL_USER_ALIGN
12766 even for FUNCTION_DECLs.
12767 * c-decl.c (merge_decls): Propagate DECL_ALIGN even for
12769 * tree.h (DECL_ALIGN): Update for new location of 'align'.
12770 (DECL_FUNCTION_CODE): Update for new location and name of
12772 (DECL_OFFSET_ALIGN): Update for new location of 'off_align'.
12773 (struct tree_decl_common): Move 'align' and 'off_align' out
12774 of union, ensure they're still on a 32-bit boundary. Remove
12775 other fields in union 'u1'.
12776 (struct tree_function_decl): Add field 'function_code' replacing
12777 'u1.f' in tree_decl_common.
12778 * tree.c (build_decl_stat): Set initial value of DECL_ALIGN.
12779 * doc/extend.texi (Function Attributes): Add 'aligned' attribute.
12780 (Variable Attributes): Cross-reference 'aligned' attribute
12781 to Function Attributes.
12782 * flags.h (force_align_functions_log): Delete.
12783 * toplev.c (force_align_functions_log): Delete.
12785 2007-07-10 Uros Bizjak <ubizjak@gmail.com>
12788 * config/i386/sse.md (vec_concatv2di): Disable for TARGET_64BIT.
12789 (*vec_concatv2di_rex): New insn pattern.
12791 2007-07-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12794 * config/mips/iris6.h (LIBGCC_SPEC): Add libm.
12796 2007-07-10 Ian Lance Taylor <iant@google.com>
12798 Replace no_new_pseudos in backends.
12799 * rtl.h (can_create_pseudo_p): Define.
12800 * config/darwin.c (machopic_indirect_data_reference): Use
12801 can_create_pseudo_p () instead of no_new_pseudos.
12802 (machopic_indirect_data_reference): Likewise.
12803 (machopic_legitimize_pic_address): Likewise.
12804 * config/alpha/alpha.c (alpha_legitimize_address): Likewise.
12805 (alpha_emit_set_const_1): Likewise.
12806 (alpha_emit_set_const): Likewise.
12807 (alpha_emit_conditional_move): Likewise.
12808 (alpha_split_conditional_move): Likewise.
12809 * config/alpha/alpha.md (various splitters): Likewise.
12811 * config/arm/arm.c (legitimize_pic_address): Likewise.
12812 (arm_load_pic_register): Likewise.
12813 * config/arm/arm.md (addsi3, subsi3, andsi3, iorsi3): Likewise.
12814 (movdi, movsi, movhi, movqi, movsf, movdf): Likewise.
12815 * config/bfin/bfin.c (legitimize_pic_address): Likewise.
12816 * config/cris/cris.c (cris_expand_pic_call_address): Likewise.
12817 * config/cris/cris.md (movsi): Likewise.
12818 * config/frv/frv.md (symGOT2reg_hilo): Likewise.
12819 (symGOTOFF2reg_hilo): Likewise.
12820 (symGPREL2reg, symGPREL2reg_hilo): Likewise.
12821 * config/h8300/h8300.md (insv, extzv): Likewise.
12822 * config/i386/i386.c (ix86_expand_move): Likewise.
12823 (ix86_expand_vector_move): Likewise.
12824 (ix86_prepare_fp_compare_args): Likewise.
12825 (ix86_expand_carry_flag_compare): Likewise.
12826 * config/i386/i386.md (tls_dynamic_gnu2_32): Likewise.
12827 (tls_dynamic_gnu2_combine_32): Likewise.
12828 (tls_dynamic_gnu2_64, tls_dynamic_gnu2_combine_64): Likewise.
12829 * config/ia64/ia64.c (ia64_expand_move): Likewise.
12830 (ia64_expand_movxf_movrf): Likewise.
12831 * config/m32c/m32c.c (m32c_prepare_move): Likewise.
12832 (m32c_split_move): Likewise.
12833 (m32c_expand_insv): Likewise.
12834 * config/m68k/m68k.md (movsi): Likewise.
12835 * config/mips/mips.c (mips_force_temporary): Likewise.
12836 (mips_split_symbol): Likewise.
12837 (mips_move_integer): Likewise.
12838 (mips_legitimize_const_move): Likewise.
12839 * config/mn10300/mn10300.md (movsi): Likewise.
12840 * config/pa/pa.c (emit_move_sequence): Likewise.
12841 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
12842 (rs6000_got_register): Likewise.
12843 (create_TOC_reference): Likewise.
12844 (rs6000_machopic_legitimize_pic_address): Likewise.
12845 * config/rs6000/rs6000.md (add<mode>3): Likewise.
12846 (various splitters): Likewise.
12847 (iorsi3, xorsi3, iordi3, xordi3): Likewise.
12848 (movsi_got): Likewise.
12849 * config/s390/s390.c (emit_symbolic_move): Likewise.
12850 * config/s390/s390.md (movhi, movqi): Likewise.
12851 (load_multiple, store_multiple): Likewise.
12852 * config/score/score.c (score_force_temporary): Likewise.
12853 * config/sh/sh.c (prepare_move_operands): Likewise.
12854 (prepare_cbranch_operands): Likewise.
12855 (emit_fpu_switch): Likewise.
12856 (fpscr_set_from_mem): Likewise.
12857 * config/sh/sh.md (movdicc, movsicc, movsicc_umin): Likewise.
12858 (adddi3, subsi3): Likewise.
12859 (various splitters): Likewise.
12860 (divsi_inv_fp_combine): Likewise.
12861 (symGOT_load, symGOTOFF2reg, symDTPOFF2reg): Likewise.
12862 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu): Likewise.
12864 * config/sh/predicates.md (xor_operand): Likewise.
12865 * config/sparc/sparc.c (legitimize_tls_address): Likewise.
12866 * config/sparc/sparc.md (movsi_pic_label_ref): Likewise.
12867 (movdi_pic_label_ref): Likewise.
12868 * config/spu/spu.c (spu_split_immediate): Likewise.
12869 * config/alpha/alpha.md (various splitters): Remove test
12870 !no_new_pseudos || reload_completed.
12871 * config/ia64/ia64.c (ia64_output_mi_thunk): Don't set
12873 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
12874 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
12875 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
12876 * config/score/score.c (th_output_mi_thunk): Likewise.
12877 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
12878 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
12880 2007-07-10 Kaz Kojima <kkojima@gcc.gnu.org>
12882 PR rtl-optimization/32664
12883 * mode-switching.c (create_pre_exit): Skip barrier insns.
12885 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
12887 * tree-scalar-evolution.c (scev_const_prop): Add arguments to
12888 force_gimple_operand_bsi.
12889 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr,
12890 rewrite_use_compare): Ditto.
12891 * tree-ssa-address.c (gimplify_mem_ref_parts, create_mem_ref):
12893 * tree-ssa-ifcombine.c (ifcombine_ifandif): Ditto.
12894 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto.
12895 * lambda-code.c (replace_uses_equiv_to_x_with_y): Ditto.
12896 * tree-profile.c (prepare_instrumented_value,
12897 tree_gen_interval_profiler, tree_gen_pow2_profiler,
12898 tree_gen_one_value_profiler, tree_gen_ic_profiler,
12899 tree_gen_ic_func_profiler, tree_gen_average_profiler,
12900 tree_gen_ior_profiler): Ditto.
12901 * tree-ssa-reassoc.c (negate_value): Ditto.
12902 * matrix-reorg.c (transform_access_sites, transform_allocation_sites):
12903 Use force_gimple_operand_bsi.
12904 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
12905 * tree-if-conv.c (add_to_dst_predicate_list,
12906 find_phi_replacement_condition): Ditto.
12907 * gimplify.c (force_gimple_operand_bsi): Add before and m arguments.
12908 Call mark_symbols_for_renaming for new statements.
12909 * tree-flow.h (force_gimple_operand_bsi): Declaration changed.
12911 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
12913 * cfghooks.c (remove_edge): New function.
12914 (redirect_edge_and_branch, remove_branch, merge_blocks): Updated
12916 * cfghooks.h (remove_edge): Declare.
12917 * cfg.c (remove_edge): Renamed to remove_edge_raw.
12918 * basic-block.h (remove_edge): Declaration changed to remove_edge_raw.
12920 2007-07-09 Wolfgang Gellerich <gellerich@de.ibm.com>
12922 * optabs.h: Added declaration for signbit_optab.
12923 * optabs.c: (init_optabs): Added initialization for signbit_optab.
12924 * genoptinit.c (optabs): Added entry for signbit insns.
12925 * builtins.c (expand_builtin_signbit): Added code to use a signbit
12926 insn, if available.
12927 * config/s390/s390.h (S390_TDC_SIGNBIT_SET): New constant.
12928 * config/s390/s390.md (signbit<mode>2): New expander.
12930 2007-07-09 Richard Guenther <rguenther@suse.de>
12932 PR middle-end/32698
12933 * fold-const.c (fold_plusminus_mult_expr): Move constant
12934 arguments second to allow decomposing.
12936 2007-07-09 Alexandre Oliva <aoliva@oliva.athome.lsd.ic.unicamp.br>
12939 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
12941 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
12942 Disregard DECL_FROM_INLINE.
12944 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
12947 * doc/invoke.texi: Add ftree-reassoc flag.
12948 * common.opt (ftree-reassoc): New flag.
12949 * tree-ssa-reassoc.c (gate_tree_ssa_reassoc): New static function.
12950 (struct tree_opt_pass pass_reassoc): Use gate_tree_ssa_reassoc.
12952 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
12954 PR tree-optimization/32681
12955 * tree-if-conv.c (find_phi_replacement_condition): Use the condition
12956 saved in second_edge->aux when first_bb is a loop header.
12958 2007-07-09 Jan HUbicka <jh@suse.cz>
12960 * cse.c (cse_insn): Avoid invalid sharing on trial replacement.
12962 2007-07-09 Richard Guenther <rguenther@suse.de>
12964 * c-decl.c (start_function): Do not promote return type.
12966 2007-07-08 Daniel Franke <franke.daniel@gmail.com>
12968 * function.c (do_warn_unused_parameter): Do not warn if
12969 TREE_NO_WARNING is set.
12971 2007-07-08 Andreas Schwab <schwab@suse.de>
12973 * doc/invoke.texi (DEC Alpha/VMS Options): Fix typo.
12975 2007-07-08 Sandra Loosemore <sandra@codesourcery.com>
12978 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
12980 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
12981 apply to assembly language, too.
12982 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
12984 2007-07-07 Daniel Berlin <dberlin@dberlin.org>
12986 Revert (note the sccvn portions are *not* reverted)
12987 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
12989 Fix PR tree-optimization/23488
12991 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
12993 * tree-flow-inline.h (get_value_handle): Ditto.
12994 * tree-ssa-pre.c (decl_vh_map): New.
12995 (decl_node_pool): New.
12996 (can_value_number_operation): Support DECL_P.
12997 (can_PRE_operation): Ditto.
12998 (create_expression_by_pieces): Ditto.
12999 (find_existing_value_expr): Modify to differnetiate between
13000 addressing and top level.
13001 (create_value_handle_for_expr): Handle DECL's.
13002 (poolify_tree): Ditto.
13003 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
13004 (make_values_for_stmt): Handle DECL's properly.
13005 (init_pre): Reorg to not init useless things during FRE.
13007 * tree-flow.h: Include pointer-set.h.
13008 (decl_vh_map): Declare.
13009 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
13011 2007-07-07 Eric Weddington <eweddington@cso.atmel.com>
13013 * config/avr/constraints.md (define_memory_constraint "Q"): Fix
13014 the constraint description.
13015 * doc/md.texi: Update documentation of AVR constraints.
13017 2007-07-07 Kazu Hirata <kazu@codesourcery.com>
13019 * auto-inc-dec.c, config/arm/arm.c,
13020 config/m32r/constraints.md, config/mips/mips.md,
13021 config/rs6000/rs6000.c, cselib.c, dce.c, df-core.c,
13022 df-problems.c, df-scan.c, df.h, dse.c, gimplify.c,
13023 tree-if-conv.c, tree-ssa-sccvn.c, tree-ssa.c: Fix comment
13024 typos. Follow spelling conventions.
13025 * doc/invoke.texi, doc/rtl.texi: Fix typos.
13027 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
13028 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
13030 * tree-ssa-operands.c (realloc_vop, realloc_vdef,
13031 realloc_vuse): Remove.
13032 * tree-ssa-operands.h: Remove the prototype for realloc_vdef
13035 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
13037 Fix PR tree-optimization/23488
13039 * tree-ssa-sccvn.c (expr_has_constants): Handle tcc_declaration.
13040 (try_to_simplify): Ditto.
13041 (visit_use): Ditto.
13042 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
13044 * tree-flow-inline.h (get_value_handle): Ditto.
13045 * tree-ssa-pre.c (decl_vh_map): New.
13046 (decl_node_pool): New.
13047 (can_value_number_operation): Support DECL_P.
13048 (can_PRE_operation): Ditto.
13049 (create_expression_by_pieces): Ditto.
13050 (find_existing_value_expr): Modify to differnetiate between
13051 addressing and top level.
13052 (create_value_handle_for_expr): Handle DECL's.
13053 (poolify_tree): Ditto.
13054 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
13055 (make_values_for_stmt): Handle DECL's properly.
13056 (init_pre): Reorg to not init useless things during FRE.
13058 * tree-flow.h: Include pointer-set.h.
13059 (decl_vh_map): Declare.
13060 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
13062 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
13064 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
13065 apply to assembly language, too.
13066 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
13068 2007-07-06 Ian Lance Taylor <iant@google.com>
13069 Zack Weinberg <zackw@panix.com>
13071 PR middle-end/32441
13072 * builtins.c (std_expand_builtin_va_start): Don't use make_tree.
13074 2007-07-06 Richard Sandiford <richard@codesourcery.com>
13076 * config/sh/sh.md (*prefetch_i4): Disable for TARGET_VXWORKS_RTP.
13077 (prefetch): Likewise if "pref" would be used.
13079 2007-07-06 Josh Conner <jconner@apple.com>
13081 PR middle-end/32602
13082 PR middle-end/32603
13083 * calls.c (store_one_arg): Handle arguments which are partially
13084 on the stack when detecting argument overlap.
13086 2007-07-06 Bernd Schmidt <bernd.schmidt@analog.com>
13088 * reload1.c (choose_reload_regs): Set reload_spill_index for regs
13089 chosen during find_reloads.
13091 2007-07-06 Richard Guenther <rguenther@suse.de>
13093 * gimplify.c (gimplify_call_expr): Prefer DECL_ARGUMENTS over
13094 TYPE_ARG_TYPES for verification of argument types. Use
13095 DECL_ARG_TYPE instead of the PARM_DECL type. Take excess
13096 parameters as variable arguments.
13098 2007-07-06 Andreas Krebbel <krebbel1@de.ibm.com>
13100 * libgcc2.h (word_type): Type definition removed.
13101 (cmp_return_type, shift_count_type): Type definitions added.
13102 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
13103 replaced with shift_count_type.
13104 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
13106 * libgcc2.c (__udivmoddi4, __moddi3): Type of local variable c
13107 changed from word_type to Wtype.
13108 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
13109 replaced with shift_count_type.
13110 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
13112 * c-common.c (handle_mode_attribute): Handling for libgcc_cmp_return
13113 and libgcc_shift_count attribute added.
13114 * target-def.h (TARGET_LIBGCC_CMP_RETURN_MODE,
13115 TARGET_LIBGCC_SHIFT_COUNT_MODE): New target hooks defined.
13116 (TARGET_INITIALIZER): New target hooks added.
13117 * targhooks.c (default_libgcc_cmp_return_mode,
13118 default_libgcc_shift_count_mode): Default implementations for the new
13119 target hooks added.
13120 * targhooks.h (default_libgcc_cmp_return_mode,
13121 default_libgcc_shift_count_mode): Function prototypes added.
13122 * target.h (struct gcc_target): Fields for the new target hooks added.
13123 * optabs.c (expand_binop): Use shift_count_mode when expanding shift
13125 (prepare_cmp_insn): Use cmp_return_mode when expanding comparison as
13128 * doc/tm.texi (TARGET_LIBGCC_CMP_RETURN_MODE,
13129 TARGET_LIBGCC_SHIFT_COUNT_MODE): Documentation added.
13131 * config/s390/s390.c (s390_libgcc_cmp_return_mode,
13132 s390_libgcc_shift_count_mode): Functions added.
13133 (TARGET_LIBGCC_CMP_RETURN_MODE, TARGET_LIBGCC_SHIFT_COUNT_MODE):
13134 Target hooks defined.
13136 2007-07-06 Richard Sandiford <richard@codesourcery.com>
13138 * config/mips/mips.c (compute_frame_size): Restore the original
13139 gp_sp_offset for !GENERATE_MIPS16E_SAVE_RESTORE and remove the
13140 fp_size term from the GENERATE_MIPS16E_SAVE_RESTORE calculation.
13141 Document why the difference is needed.
13143 2007-07-06 Richard Guenther <rguenther@suse.de>
13145 * c-common.c (boolean_increment): Use correctly typed
13148 2007-07-06 Richard Sandiford <richard@codesourcery.com>
13150 * config/mips/mips.c (mips16e_save_restore_pattern_p): Check that
13151 the topmost argument register is not also included in the save mask.
13152 (mips16e_collect_argument_save_p): Take a pointer to the argument
13153 register, rather than a pointer to the number of arguments.
13154 (mips16e_collect_argument_saves): Only include argument saves
13155 that aren't in the register mask.
13157 2007-07-06 Uros Bizjak <ubizjak@gmail.com>
13159 PR rtl-optimization/32450
13160 * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
13161 to ensure that instructions are not moved into the prologue when
13162 profiling is on. Remove unused prologue_end variable.
13163 (expand_function_end): Emit blockage insn instead of ASM_INPUT rtx
13164 as a scheduling barrier.
13166 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
13169 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
13170 Disregard DECL_FROM_INLINE.
13172 2007-07-05 Adam Nemet <anemet@caviumnetworks.com>
13174 * rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or
13175 IORing with a constant.
13177 2007-07-05 Seongbae Park <seongbae.park@gmail.com>
13179 PR rtl-optimization/32475
13180 * df-scan.c (df_def_record_1): Add a use of the stack pointer
13181 for every definition of the stack pointer.
13183 2007-07-05 Richard Earnshaw <rearnsha@arm.com>
13185 * arm.c (vfp3_const_double_index): Copy signed results of
13186 REAL_VALUE_TO_INT into unsigned vars.
13188 2007-07-05 Richard Guenther <rguenther@suse.de>
13190 PR middle-end/32639
13191 * alias.c (get_alias_set): Tread METHOD_TYPE the same as
13193 * tree-ssa.c (useless_type_conversion_p): Check canonical
13196 2007-07-05 Anatoly Sokolov <aesok@post.ru>
13198 * config/avr/avr.md (zero_extendqihi2, zero_extendqisi2,
13199 zero_extendhisi2): Change to define_insn_and_split.
13200 (zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New.
13202 2007-07-05 Paolo Bonzini <bonzini@gnu.org>
13204 * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
13205 pass_match_asm_constraints): New.
13206 * passes.c (init_optimization_passes): Add new pass.
13207 * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
13208 * function.h (struct function): Add has_asm_statement bit.
13209 (current_function_has_asm_statement): New.
13210 * tree-pass.h (pass_match_asm_constraints): New.
13212 2007-07-05 Richard Sandiford <rsandifo@nildram.co.uk>
13214 * config/mips/mips.c (mips_file_start): Avoid declaration
13217 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
13219 * optabs.c (expand_binop_directly): Fix signed/unsigned comparison.
13221 2007-07-05 Uros Bizjak <ubizjak@gmail.com>
13223 * rtl.def (NOTE): Change print format string to print
13224 operand 5 as a note insn name.
13226 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
13227 David Ung <davidu@mips.com>
13229 * config/mips/mips.c (mips_cpu_info): Add 4ksc and 4ksd processors.
13230 * doc/invoke.texi: (MIPS Options): Document them.
13232 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
13233 David Ung <davidu@mips.com>
13235 Add support for SmartMIPS ASE.
13237 * optabs.c (expand_binop_directly): New, broken out from...
13238 (expand_binop): Here. Make it try rotating in the other
13239 direction even when the second operand isn't constant.
13240 * config/mips/mips.md (*lwxs): New.
13241 * config/mips/mips.opt (msmartmips): New.
13242 * config/mips/mips.c (mips_lwxs_address_p): New.
13243 (mips_rtx_costs): Make it recognize scaled indexed addressing.
13244 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
13245 __mips_smartmips when compiling for TARGET_SMARTMIPS.
13246 (ISA_HAS_ROR): Define for TARGET_SMARTMIPS.
13247 (ISA_HAS_LWXS): New.
13248 (ASM_SPEC): Add -msmartmips/-mno-smartmips.
13249 * doc/invoke.texi (MIPS Options): Document -msmartmips/-mno-smartmips.
13250 * testsuite/gcc.target/mips/smartmips-lwxs.c: New test case.
13251 * testsuite/gcc.target/mips/smartmips-ror-1.c: New test case.
13252 * testsuite/gcc.target/mips/smartmips-ror-2.c: New test case.
13253 * testsuite/gcc.target/mips/smartmips-ror-3.c: New test case.
13254 * testsuite/gcc.target/mips/smartmips-ror-4.c: New test case.
13256 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
13258 * tree-vectorizer.c (new_loop_vec_info): Initialize
13259 LOOP_VINFO_COST_MODEL_MIN_ITERS.
13260 * tree-vectorizer.h (_loop_vec_info): Added new filed
13261 min_profitable_iters.
13262 (LOOP_VINFO_COST_MODEL_MIN_ITERS): New access macro to above new field.
13263 (TARG_SCALAR_TO_VEC_COST): Define cost of scalar to vector operation.
13264 * tree-vect-analyze.c (vect_analyze_operations): Set
13265 LOOP_VINFO_COST_MODEL_MIN_ITERS.
13266 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Use
13267 VEC_length to determine if there are any LOOP_VINFO_MAY_MISALIGN_STMTS.
13268 Fix calculation of peel_iters_prologue. Move consideration of epilogue
13269 and prologue cost to after they are computed.
13270 (vect_model_induction_cost): Use TARG_SCALAR_TO_VEC_COST instead of
13271 TARG_VEC_STMT_COST.
13272 (vect_model_simple_cost): Takes additional argument dt. Consider cost
13273 of creating vectors from scalars according to dt.
13274 (vect_model_store_cost): Likewise.
13275 (vectorizable_call): Use dt array instead of scalar dt. Call
13276 vect_model_simple_cost with additional argument dt.
13277 (vectorizable_assignment): Likewise.
13278 (vectorizable_operation): Likewise.
13279 (vectorizable_type_demotion): Likewise.
13280 (vectorizable_type_promotion): Likewise.
13281 (vectorizable_store): Use dt array instead of scalar dt. Call
13282 vect_model_store_cost with additional argument dt.
13283 (vect_do_peeling_for_loop_bound): Don't call
13284 vect_estimate_min_profitable_iters. Instead, lookup
13285 LOOP_VINFO_COST_MODEL_MIN_ITERS. Don't always print
13286 "may not be profitable".
13288 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
13291 * config/rs6000/altivec.md (UNSPEC_VUPKHS_V4SF, UNSPEC_VUPKLS_V4SF):
13292 (UNSPEC_VUPKHU_V4SF, UNSPEC_VUPKLU_V4SF): New.
13293 (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi): New patterns.
13294 (vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): New patterns.
13296 2007-07-05 Zdenek Dvorak <dvorakz@suse.cz>
13298 * config/i386/i386.c (ix86_address_cost): Do not consider more complex
13299 addressing modes cheaper.
13301 2007-07-05 Alexandre Oliva <aoliva@redhat.com>
13303 * dwarf2out.c (dw_ranges_by_label_ref): New typedef.
13304 (dw_ranges_struct): Rename block_num to num. Adjust.
13305 (dw_ranges_by_label_struct): New.
13306 (ranges_by_label, ranges_by_label_allocated,
13307 ranges_by_label_in_use): New variables.
13308 (add_ranges_num): Factored most of the code out of...
13309 (add_ranges): ... this one. Rewrite in terms of the former.
13310 (add_ranges_by_labels): New.
13311 (output_ranges): Output by-label ranges.
13312 (dwarf2out_finish): Output range for multiple-section
13313 compile_unit. Output standard DW_AT_low_pc in addition to
13314 unexpected DW_AT_entry_pc.
13316 2007-07-04 Daniel Berlin <dberlin@dberlin.org>
13318 PR tree-optimization/32604
13319 PR tree-optimization/32606
13321 * tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
13322 (compute_antic_safe): Removed.
13323 (ANTIC_SAFE_LOADS): Ditto.
13324 (compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
13325 (execute_pre): Don't call compute_antic_safe.
13326 (vuse_equiv): New function.
13327 (make_values_for_stmt): Use it
13328 * tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
13331 2007-07-04 Anatoly Sokolov <aesok@post.ru>
13334 * config/avr/avr.c (avr_naked_function_p): Handle receiving a type
13335 rather than a decl.
13336 (avr_attribute_table): Make "naked" attribute apply to function types
13337 rather than to decls.
13338 (avr_handle_fntype_attribute): New function.
13340 2007-07-04 Joseph Myers <joseph@codesourcery.com>
13342 * target-def.h (TARGET_INITIALIZER): Remove trailing whitespace
13345 2007-07-04 David Ung <davidu@mips.com>
13346 Joseph Myers <joseph@codesourcery.com>
13348 * config/mips/mips.md (type): Add logical, signext and move.
13349 (one_cmpl<mode>2, *and<mode>3, *and<mode>3_mips16, *ior<mode>3,
13350 *ior<mode>3_mips16, two unnamed insns after *ior<mode>3_mips16,
13351 *nor<mode>3, "Combiner patterns to optimize truncate/zero_extend
13352 combinations", *zero_extend<SHORT:mode><GPR:mode>2,
13353 *zero_extendqihi2, *extend<SHORT:mode><GPR:mode>2_mips16e,
13354 *extend<SHORT:mode><GPR:mode>2_se<SHORT:size>, *movdi_64bit,
13355 *movdi_64bit_mips16, *movsi_internal, *movsi_mips16, movcc,
13356 *movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16,
13357 *movsf_hardfloat, *movsf_softfloat, *movsf_mips16,
13358 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit,
13359 movv2sf_hardfloat_64bit): Use the new types.
13360 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16,
13361 *movdf_softfloat, *movdf_mips16): Use "multi".
13362 (extendqihi2): Replace with a define_expand.
13363 (*extendqihi2_mips16e, *extendqihi2, *extendqihi2_seb): New.
13364 Based on extend<SHORT:mode><GPR:mode>2 patterns.
13365 * config/mips/74k.md (r74k_int_logical): New reservation and
13367 (r74k_int_arith): Remove "slt".
13368 * config/mips/24k.md, config/mips/4130.md, config/mips/4k.md,
13369 config/mips/5400.md, config/mips/5500.md, config/mips/5k.md,
13370 config/mips/7000.md, config/mips/9000.md, config/mips/generic.md,
13371 config/mips/sb1.md, config/mips/sr71k.md: Add new types to
13372 reservations for "arith".
13374 2007-07-04 Richard Guenther <rguenther@suse.de>
13376 * tree-ssa.c (useless_type_conversion_p): Add handling for
13377 scalar float and vector types. Only call the types_compatible_p
13378 langhook for aggregate types as last resort. Follow the
13381 2007-07-04 Richard Guenther <rguenther@suse.de>
13383 * tree-inline.c (estimate_num_insns_1): Treat CONVERT_EXPR
13384 the same as NOP_EXPR.
13386 2007-07-04 Nick Clifton <nickc@redhat.com>
13388 * target.h (struct gcc_target): Add target_help field.
13389 * target-def.h (TARGET_HELP): New.
13390 (TARGET_INITIALIZER): Use TARGET_HELP.
13391 * opts.c (command_handle_option): Invoke target_help function, if
13392 defined, when the user has specified --target-help on the command
13394 * doc/invoke.texi: Mention that --target-help might print
13395 additional information.
13396 * doc/tm.texi: Document TARGET_HELP hook.
13398 * arm.c (TARGET_HELP): Override default definition.
13399 (arm_target_help): New - display a wrapped list of cores and
13400 architectures supported.
13402 2007-07-04 Rask Ingemann Lambertsen <rask@sygehus.dk>
13404 * config/v850/v850.c (expand_prologue): Make sure
13405 GEN_INT() argument is sign extended rather than zero extended.
13406 (expand_epilogue): Likewise.
13407 (output_move_double): Delete.
13408 * config/v850/v850-protos.h (output_move_double): Delete.
13409 * config/v850/v850.md (movdi): Delete.
13410 (*movdi_internal): Delete.
13412 (*movdf_internal): Delete.
13414 2007-07-04 Richard Sandiford <richard@codesourcery.com>
13416 * config/sh/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Reject -mrelax
13417 unless compiling RTP PIC.
13419 2007-07-04 Richard Guenther <rguenther@suse.de>
13421 PR tree-optimization/32482
13422 * tree-ssa-ifcombine.c (recognize_single_bit_test): Use the
13423 original ssa name if we didn't find a shift expression.
13424 Fix shift constant for bit zero test.
13426 2007-07-04 Richard Sandiford <richard@codesourcery.com>
13428 * config/sh/lib1funcs.asm (ic_invalidate): Align constant pool.
13430 2007-07-04 Richard Sandiford <richard@codesourcery.com>
13432 * config.gcc (arm-wrs-vxworks): Don't include svr4.h.
13433 * config/vxworks.h (PTRDIFF_TYPE, SIZE_TYPE, TARGET_POSIX_IO): Define.
13434 * config/arm/vxworks.h (ASM_SPEC): Delete.
13435 (SUBTARGET_EXTRA_ASM_SPEC): Define.
13437 2007-07-04 Sebastian Pop <sebpop@gmail.com>
13439 * tree-data-ref.h (data_dependence_relation): New flag reversed_p.
13440 (DDR_REVERSED_P): New.
13441 * tree-data-ref.c (initialize_data_dependence_relation,
13442 build_classic_dist_vector): Set DDR_REVERSED_P.
13444 2007-07-04 Sebastian Pop <sebpop@gmail.com>
13446 PR middle-end/32457
13447 * tree-data-ref.c (analyze_siv_subscript_cst_affine,
13448 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
13449 init_omega_for_ddr_1): Use non conservative number of iterations
13451 (analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
13452 (analyze_siv_subscript): Remove FIXME and reinitialization of
13453 last_conflicts to chrec_dont_know.
13454 * testsuite/gfortran.dg/vect/pr32457.f90: New.
13456 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
13458 * tree.c (maybe_canonicalize_argtypes): Improve description.
13460 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
13462 * tree.c (maybe_canonicalize_argtypes): New.
13463 (build_function_type): Set canonical type.
13464 (build_method_type_directly): Ditto.
13465 (reconstruct_complex_type): Rebuild the METHOD_TYPE node
13468 2007-07-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
13470 * tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
13472 (rewrite_use_nonlinear_expr): Likewise.
13474 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
13476 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
13478 2007-07-04 Ben Elliston <bje@au.ibm.com>
13480 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
13483 * c-objc-common.c (c_types_compatible_p): Fix indentation.
13485 * doc/tm.texi (Run-time Target): Capitalise "CPU".
13486 (Exception Handling): Likewise.
13488 2007-07-03 Jan Hubicka <jh@suse.cz>
13490 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
13492 2007-07-03 Eric Christopher <echristo@apple.com>
13494 * doc/cppopts.texi: Add conflicting option note to -dM.
13495 * doc/invoke.texi: Add note about possible conflicts with
13496 -E for -dCHARS and note that -dM will not produce
13497 any results if there is no machine dependent reorg.
13499 2007-07-03 Geoffrey Keating <geoffk@apple.com>
13501 * tree.h (DECL_ALIGN): Back out previous change.
13503 2007-07-03 Joseph Myers <joseph@codesourcery.com>
13505 * configure.ac: Test for .dtprelword support on MIPS.
13506 * configure, config.in: Regenerate.
13507 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
13508 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
13510 2007-07-03 Julian Brown <julian@codesourcery.com>
13512 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
13513 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
13514 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
13515 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
13517 (all_fpus): Add FPUTYPE_VFP3.
13518 (fp_model_for_fpu): Add VFPv3 field.
13519 (arm_rtx_costs_1): Give cost to VFPv3 constants.
13520 (vfp3_const_double_index): New function. Return integer index of
13521 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
13523 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
13524 and argument represents a valid RTX for a VFPv3 constant.
13525 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
13527 (vfp_emit_fstmd): Similar, for fstmd.
13528 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
13529 constants, represented as integer indices.
13530 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
13531 VFP_REGNO_OK_FOR_DOUBLE macros.
13532 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
13533 (arm_file_start): Set float-abi attribute for VFPv3, and output
13534 correct ".fpu" assembler directive.
13535 (arm_dbx_register_numbering): Add FIXME.
13536 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
13537 (fputype): Add FPUTYPE_VFP3.
13538 (FIXED_REGISTERS): Add 32 registers for D16-D31.
13539 (CALL_USED_REGISTERS): Likewise.
13540 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
13541 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
13542 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
13543 (D7_VFP_REGNUM): New.
13544 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
13545 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
13546 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
13547 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
13548 (REG_ALLOC_ORDER): Adjust for VFPv3.
13549 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
13550 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
13551 VFP_LO_REGS, VFP_HI_REGS.
13552 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
13553 (IS_VFP_CLASS): Define macro.
13554 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
13556 (REGISTER_MOVE_COST): Likewise.
13557 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
13558 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
13559 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
13560 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
13561 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
13562 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
13563 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
13564 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
13565 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
13566 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
13567 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
13568 where appropriate for single-word registers.
13569 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
13570 As above. Fix type attributes.
13571 * config/arm/constraints.md (register_contraint "t"): Define.
13572 (register_constraint "w"): Change to D0-D15, or D0-D31 for
13574 (register_constraint "x"): Define.
13575 (constraint "Dv"): Define.
13577 2007-07-03 Geoffrey Keating <geoffk@apple.com>
13579 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
13581 2007-07-03 Tom Tromey <tromey@redhat.com>
13583 * c-parser.c (objc_pq_context): Removed.
13584 (objc_need_raw_identifier): Likewise.
13585 (c_parser) <objc_pq_context>: New field.
13586 <objc_need_raw_identifier>: Likewise.
13587 (OBJC_NEED_RAW_IDENTIFIER): Removed.
13588 (c_lex_one_token): Update.
13589 (c_parser_objc_protocol_definition): Update.
13590 (c_parser_objc_method_definition): Update.
13591 (c_parser_objc_methodproto): Update.
13592 (c_parser_declspecs): Update.
13594 2007-07-03 David Ung <davidu@mips.com>
13596 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
13598 2007-07-03 David Ung <davidu@mips.com>
13599 Richard Sandiford <richard@codesourcery.com>
13601 * doc/invoke.texi: Document -march=74kf3_2.
13602 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
13603 (TUNE_74K): Check for it.
13604 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
13605 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
13606 * config/mips/mips.md (cpu): Add 74kf3_2.
13607 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
13608 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
13609 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
13610 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
13611 74kf3_2 to the CPU list.
13612 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
13613 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
13614 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
13615 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
13616 (r74kf3_2_fxfer_from_c1): New insn reservations.
13618 2007-07-03 Richard Sandiford <richard@codesourcery.com>
13619 David Ung <davidu@mips.com>
13621 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
13622 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
13623 and 74k[fx]. Document aliases for the new options.
13624 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
13625 (PROCESSOR_24KF2_1): ...this.
13626 (PROCESSOR_24KX): Rename to...
13627 (PROCESSOR_24KF1_1): ...this.
13628 (PROCESSOR_74KF): Rename to...
13629 (PROCESSOR_74KF2_1): ...this.
13630 (PROCESSOR_74KX): Rename to...
13631 (PROCESSOR_74KF1_1): ...this.
13632 (TUNE_74K): Update PROCESSOR_* names.
13633 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
13634 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
13635 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
13636 (mips_rtx_cost_data): Update processor names in comments.
13637 (mips_issue_rate): Update PROCESSOR_* names.
13638 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
13639 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
13640 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
13641 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
13642 Update cpu attribute names.
13643 (r24k_fpu_iss): Rename this reservation to...
13644 (r24kf2_1_fpu_iss): ...this and update all uses.
13645 (r24kx_fpu_iss): Rename this reservation to...
13646 (r24kf1_1_fpu_iss): ...this and update all uses.
13647 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
13648 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
13649 Update cpu attribute names.
13651 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
13653 * config/m32r/constraints.md: New file.
13654 * config/m32r/m32r.c: Include tm-constrs.h.
13655 (small_data_operand): Use satisfies_constraint_* instead of macro.
13656 (addr24_operand, gen_compare): Likewise.
13657 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
13658 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
13659 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
13660 EXTRA_CONSTRAINT): Likewise.
13661 * config/m32r/m32r.md: Include constraints.md.
13662 (*movsi_insn): Use satisfies_constraint_* instead of macro.
13663 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
13664 * config/m32r/predicates.md (conditional_move_operand): Likewise.
13665 (two_insn_const_operand, int8_operand, uint16_operand,
13666 reg_or_int16_operand, reg_or_uint16_operand,
13667 reg_or_cmp_int16_operand, cmp_int16_operand,
13668 seth_add3_operand): Likewise.
13670 2007-07-03 Eric Christopher <echristo@gmail.com>
13672 * libgcc2.h: Conditionally declare __bswapsi2 and
13675 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
13677 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
13680 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
13683 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
13684 (__gthrw_pragma): Provide default definition.
13685 (__gthrw2): Use it.
13686 * gthr-posix.c (__gthrw_pragma): Define.
13688 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
13690 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
13691 before declaring inequality.
13693 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
13695 * combine.c (recog_for_combine): Log the success or failure of
13696 matching new insn patterns against the machine description in
13699 2007-07-03 Revital Eres <eres@il.ibm.com>
13701 * ddg.c (print_sccs): New function.
13702 (check_sccs): New function.
13703 (create_ddg_all_sccs): Use it.
13704 * ddg.h (print_sccs): Declare.
13705 * modulo-sched.c (sms_order_nodes): Call print_sccs.
13707 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
13709 * targhooks.h (default_mode_for_suffix): New function declaration.
13710 * targhooks.c (default_mode_for_suffix): New default target hook.
13711 * target.h (struct c): New structure in the targetm struct.
13712 (mode_for_suffix): New target hook as part of struct c.
13713 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
13714 default_mode_for_suffix.
13715 (TARGET_C): New define.
13716 * c-lex.c: Include "target.h".
13717 (interpret_float): Use targetm.c.mode_for_suffix to determine
13718 the mode for a given non-standard suffix.
13719 Makefile.in (c-lex.o): Depend on $(TARGET_H).
13721 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
13722 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
13724 * doc/extend.texi (Floating Types): New node. Document __float80 and
13725 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
13727 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
13730 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
13731 predicate instead of target_operand.
13732 (divsi3_i1_media, divsi3_media_2): Likewise.
13734 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
13736 * tree.h (alias_sets_might_conflict_p): Rename into
13737 alias_sets_must_conflict_p.
13738 * alias.c (alias_sets_might_conflict_p): Likewise.
13739 (alias_sets_conflict_p): Use it.
13740 (objects_must_conflict_p): Likewise.
13741 * c-common.c (strict_aliasing_warning): Adjust.
13743 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
13745 * rtlhooks.c (gen_lowpart_if_possible): Check for
13746 invalid subreg before calling gen_lowpart_SUBREG.
13748 2007-07-02 Geoffrey Keating <geoffk@apple.com>
13750 * config/darwin9.h: Add copyright notice.
13751 (LINK_COMMAND_SPEC): Add comment.
13752 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
13753 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
13754 DARWIN_LIBSYSTEM_HAS_UNWIND.
13756 2007-07-02 Jakub Jelinek <jakub@redhat.com>
13759 * omp-low.c (check_combined_parallel): New function.
13760 (lower_omp_parallel): Call it via walk_stmts, set
13761 OMP_PARALLEL_COMBINED if appropriate.
13762 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
13763 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
13764 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
13765 don't consider it as combined parallel.
13767 2007-07-02 Richard Sandiford <richard@codesourcery.com>
13769 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
13770 (gcc_tooldir): Likewise.
13771 * configure: Regenerate.
13772 * Makefile.in (libsubdir_to_prefix): New variable, based on the
13773 old configure.ac gcc_tooldir setting.
13774 (prefix_to_exec_prefix): New variable.
13775 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
13776 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
13778 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
13780 Fix PR tree-optimization/32583
13781 Fix PR tree-optimization/32584
13782 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
13783 (phi_translate_set): Use phi_translate directly now.
13784 (make_values_for_stmt): Don't value number RHS if we already know
13787 2007-07-02 Steve Ellcey <sje@cup.hp.com>
13788 Jim Wilson <wilson@specifix.com>
13791 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
13794 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
13795 Richard Sandiford <richard@codesourcery.com>
13796 Nigel Stephens <nigel@mips.com>
13798 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
13799 (mips16e_output_save_restore): Declare.
13800 (mips16e_save_restore_pattern_p): Likewise.
13801 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
13802 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
13803 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
13804 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
13805 (BITSET_P): New global macro, extracted from...
13806 (mips_for_each_saved_reg): ...here.
13807 (mips16e_save_restore_info): New struct.
13808 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
13809 (mips16e_save_restore_regs): New variable.
13810 (mips_split_plus, mips16e_find_first_register): New functions.
13811 (mips16e_mask_registers): New function.
13812 (compute_frame_size): Expand the commentary before the function.
13813 Enforce the MIPS16e save and restore register range restrictions.
13814 Pad the general register save area at the low end.
13815 (mips16e_save_restore_reg, mips16e_build_save_restore)
13816 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
13817 (mips16e_output_save_restore, mips16e_collect_propagate_value)
13818 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
13820 (mips_expand_prologue, mips_expand_epilogue): Handle
13821 GENERATE_MIPS16E_SAVE_RESTORE.
13822 * config/mips/mips.md (*mips16e_save_restore): New pattern.
13824 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
13826 PR tree-optimization/31966
13827 PR tree-optimization/32533
13828 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
13829 "basic_block" description as its third argument. Update function
13830 calls to get destination bb from "edge" argument. Save "cond" into
13831 aux field of the edge. Update prototype for changed arguments.
13832 (if_convertible_loop_p): Clear aux field of incoming edges if bb
13834 (find_phi_replacement_condition): Operate on incoming edges, not
13835 on predecessor blocks. If there is a condition saved in the
13836 incoming edge aux field, AND it with incoming bb predicate.
13837 Return source bb of the first edge.
13838 (clean_predicate_lists): Clean aux field of outgoing node edges.
13839 (tree_if_conversion): Do not initialize cond variable. Move
13840 variable declaration into the loop.
13841 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
13842 initializations of new_stmt, arg0 and arg1 variables.
13844 2007-07-02 Jakub Jelinek <jakub@redhat.com>
13846 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
13847 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
13849 2007-07-02 Richard Guenther <rguenther@suse.de>
13851 * tree-ssa.c (useless_type_conversion_p): Document
13852 future intent as defining the middle-end type system.
13853 Re-structure to call langhook last, group by type class,
13854 mark questionable parts.
13856 2007-07-02 Richard Guenther <rguenther@suse.de>
13858 * tree-flow.h (types_compatible_p): Declare.
13859 * tree-ssa.c (types_compatible_p): New function.
13860 * ipa-type-escape.c (discover_unique_type): Use
13861 types_compatible_p instead of lang_hooks.types_compatible_p.
13862 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
13863 * tree-vn.c (expressions_equal_p): Likewise.
13864 * tree.c (fields_compatible_p): Likewise.
13865 * tree-ssa-dom.c (avail_expr_eq): Likewise.
13866 (cprop_operand): Use useless_type_conversion_p instead of
13867 lang_hooks.types_compatible_p.
13868 * tree-inline.c (setup_one_parameter): Likewise.
13869 (declare_return_variable): Likewise.
13870 * tree-nrv.c (tree_nrv): Likewise.
13871 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
13872 (maybe_fold_offset_to_component_ref): Likewise.
13873 (maybe_fold_offset_to_reference): Likewise.
13874 * tree-ssa-copy.c (may_propagate_copy): Likewise.
13875 (merge_alias_info): Likewise.
13876 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
13877 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
13878 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
13879 * tree-tailcall.c (find_tail_calls): Likewise.
13880 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
13881 * gimplify.c (canonicalize_addr_expr): Likewise.
13882 (fold_indirect_ref_rhs): Likewise.
13883 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
13884 (cpt_same_type): Likewise.
13885 (check_pointer_types_r): Swap parameters to cpt_same_type
13887 * fold-const.c (fold_convert): Revert fix for PR15988.
13888 * tree-inline.c (setup_one_parameter): Instead fix it here by
13889 using fold_build1 instead of fold_convert and checking for
13890 error_mark_node. Convert only if the conversion is necessary.
13892 2007-07-02 Joseph Myers <joseph@codesourcery.com>
13894 * configure.ac: Check for .gnu_attribute on Power.
13895 * configure: Regenerate.
13896 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
13897 attribute for floating-point ABI.
13899 2007-07-02 Ira Rosen <irar@il.ibm.com>
13901 PR tree-optimization/32230
13902 PR tree-optimization/32477
13903 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
13904 address is a constant.
13906 2007-07-02 Richard Sandiford <richard@codesourcery.com>
13908 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
13909 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
13910 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
13911 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
13912 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
13913 64-bit targets. Add support for *-elfoabi*.
13914 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
13915 different settings if $(tm_defines) does not select the EABI.
13916 (MULTILIB_EXCLUSIONS): Define in those circumstances.
13917 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
13918 (MIPS_ARCH_OPTION_SPEC): Likewise.
13919 (MIPS_ISA_LEVEL_SPEC): Likewise.
13920 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
13921 * config/mips/elfoabi.h: New file.
13923 2007-07-02 Richard Guenther <rguenther@suse.de>
13925 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
13926 (useless_type_conversion_p): ... this.
13927 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
13928 (useless_type_conversion_p): ... this.
13929 * builtins.c (fold_builtin_memory_op): Rename
13930 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
13931 * tree-cfg.c (verify_expr): Likewise.
13932 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
13933 * tree-ssa-ccp.c (ccp_fold): Likewise.
13934 * tree-ssa-copy.c (may_propagate_copy): Likewise.
13935 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
13936 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
13937 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
13938 * tree-ssa-pre.c (eliminate): Likewise.
13939 * tree-ssa.c (delete_tree_ssa): Likewise.
13940 (tree_ssa_useless_type_conversion): Likewise.
13941 * tree.c (build2_stat): Likewise.
13943 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
13945 Fix PR tree-optimization/32571
13946 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
13949 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
13951 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
13952 and other expected operations explicitly, change default to
13955 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
13957 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
13959 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
13960 (tls_load_dot_plus_eight): Move the label number into the unspec.
13961 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
13963 2007-07-01 Andreas Schwab <schwab@suse.de>
13965 * dwarf2out.c (initial_return_save): Define only if used.
13967 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
13969 Unreverting Richard's Revert of:
13971 2007-06-27 Richard Sandiford <richard@codesourcery.com>
13973 * dce.c (deletable_insn_p_1): New function, split out from...
13974 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
13975 specially, not those inside PARALLELs. Remove BODY argument
13976 and adjust recursive call accordingly.
13977 (prescan_insns_for_dce): Update call to delete_insn_p.
13979 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
13980 Revital Eres <eres@il.ibm.com>
13982 * ddg.c (create_ddg_all_sccs): Fix missed
13983 initialization of scc_nodes.
13985 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
13987 PR middle-end/32559
13988 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
13989 X + ~X to 1 only for INTEGRAL_TYPE_P type.
13991 2007-06-30 Joseph Myers <joseph@codesourcery.com>
13993 * configure.ac: Check for .gnu_attribute on MIPS.
13994 * configure, config.in: Regenerate.
13995 * config/mips/mips.c (mips_file_start): If supported, output
13996 attribute for floating-point ABI.
13998 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
14001 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
14002 (ffs_cmove): New expander to expand using ctz pattern.
14003 (*ffs_cmove): Remove pattern.
14004 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
14005 (ffsdi2): Expand using ctz pattern.
14006 (*ffs_rex64): Remove pattern.
14008 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14010 PR rtl-optimization/32296
14011 * pa.md (return): Delete pattern.
14012 (return_internal): Remove "(const_int 1)" from pattern.
14013 (epilogue): Use return_internal pattern for trivial returns.
14014 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
14015 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
14017 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
14019 * tree-ssa-pre.c (is_exception_related): New function
14020 (can_value_number_operation): Use it.
14022 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
14024 Fix PR tree-optimization/32540
14025 Fix PR tree-optimization/31651
14027 * tree-ssa-sccvn.c: New file.
14029 * tree-ssa-sccvn.h: Ditto.
14031 * tree-vn.c: Include tree-ssa-sccvn.h
14032 (val_expr_paid_d): Removed.
14033 (value_table): Ditto.
14034 (vn_compute): Ditto.
14035 (val_expr_pair_hash): Ditto.
14036 (val_expr_pair_expr_eq): Ditto.
14037 (copy_vuses_from_stmt): Ditto.
14038 (vn_delete): Ditto.
14040 (shared_vuses_from_stmt): Ditto.
14041 (print_creation_to_file): Moved up.
14042 (sort_vuses): Ditto.
14043 (sort_vuses_heap): Ditto.
14044 (set_value_handle): Make non-static.
14045 (make_value_handle): Ditto.
14046 (vn_add): Rewritten to use sccvn lookups.
14047 (vn_add_with_vuses): Ditto.
14048 (vn_lookup): Ditto (and second argument removed).
14049 (vn_lookup_with_vuses): Ditto.
14050 (vn_lookup_or_add): Ditto (and second argument removed);
14051 (vn_lookup_or_add_with_vuses): Ditto.
14052 (vn_lookup_with_stmt): New.
14053 (vn_lookup_or_add_with_stmt): Ditto.
14054 (create_value_handle_for_expr): Ditto.
14056 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
14057 (seen_during_translate): New function.
14058 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
14059 (phi_trans_add): Ditto.
14060 (constant_expr_p): FIELD_DECL is always constant.
14061 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
14062 Use constant_expr_p.
14063 Avoid infinite recursion on mutually valued expressions.
14064 Change callers of vn_lookup_or_add.
14065 (phi_translate): New function.
14066 (compute_antic_safe): Allow phi nodes.
14067 (create_component_ref_by_pieces): Update for FIELD_DECL change.
14068 (find_or_generate_expression): Rewrite slightly.
14069 (create_expression_by_pieces): Updated for vn_lookup_or_add
14071 Update VN_INFO for new names.
14072 (insert_into_preds_of_block): Update for new names.
14073 (add_to_exp_gen): New function.
14074 (add_to_sets): Use vn_lookup_or_add_with_stmt.
14075 (find_existing_value_expr): Rewrite to changed vn_lookup.
14076 (create_value_expr_from): Ditto, and use add_to_exp_gen.
14077 (try_look_through_load): Removed.
14078 (try_combine_conversion): Ditto.
14079 (get_sccvn_value): New function.
14080 (make_values_for_phi): Ditto.
14081 (make_values_for_stmt): Ditto.
14082 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
14084 (init_pre): Update for SCCVN changes.
14086 (execute_pre): Ditto.
14088 * tree-flow.h (make_value_handle): Declare.
14089 (set_value_handle): Ditto.
14090 (sort_vuses_heap): Ditto.
14091 (vn_lookup_or_add_with_stmt): Ditto.
14092 (vn_lookup_with_stmt): Ditto.
14093 (vn_compute): Remove.
14095 (vn_delete): Ditto.
14096 (vn_lookup): Update arguments.
14098 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
14099 (tree-vn.o): Ditto.
14100 (tree-ssa-sccvn.o): New.
14101 (OBJS-common): Add tree-ssa-sccvn.o
14103 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14106 * c-typeck.c (build_external_ref): Don't mark as used if called
14108 * calls.c (rtx_for_function_call): Likewise.
14110 2007-06-30 Richard Sandiford <richard@codesourcery.com>
14114 2007-06-27 Richard Sandiford <richard@codesourcery.com>
14116 * dce.c (deletable_insn_p_1): New function, split out from...
14117 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
14118 specially, not those inside PARALLELs. Remove BODY argument
14119 and adjust recursive call accordingly.
14120 (prescan_insns_for_dce): Update call to delete_insn_p.
14122 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
14124 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
14125 (try_combine): Move potential calls to undo_all() so they happen
14126 before we commit to using the combined insns.
14128 2006-06-30 Jan Hubicka <jh@suse.cz>
14130 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
14133 2006-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
14135 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
14136 (cgraph_remove_unreachable_nodes): Likewise.
14137 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
14138 * ipa-inline.c (update_caller_keys): Cast according to the coding
14140 (cgraph_decide_recursive_inlining): Likewise.
14141 (cgraph_decide_inlining_of_small_function): Likewise.
14142 (try_inline): Likewise.
14143 (cgraph_decide_inlining_incrementally): Likewise.
14144 * ipa-pure-const.c (get_function_state): Likewise.
14145 (scan_function): Likewise.
14146 (analyze_function): Likewise.
14147 (static_execute): Likewise.
14148 * ipa-reference.c (scan_for_static_refs): Likewise.
14149 (merge_callee_local_info): Likewise.
14150 (analyze_function): Use type safe memory macros.
14151 (static_execute): Likewise. Cast according to the coding conventions.
14152 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
14154 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
14156 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
14157 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
14160 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
14162 PR middle-end/30024
14163 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
14164 for complex modes (both int and real).
14166 2007-06-29 Jan Hubicka <jh@suse.cz>
14168 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
14170 2007-06-29 Jan Hubicka <jh@suse.cz>
14172 PR middle-end/32372
14173 * cse.c (cse_insn): Avoid invalid sharing in between register note and
14176 2007-06-29 Anatoly Sokolov <aesok@post.ru>
14179 * config/avr/avr.c: Include dataflow header file.
14180 (expand_prologue): Adjust for prologue insn change.
14181 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
14184 2007-06-29 Richard Guenther <rguenther@suse.de>
14186 PR middle-end/32493
14187 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
14188 during type verification.
14190 2007-06-29 Jan Hubicka <jh@suse.cz>
14192 * recog.c (validate_change_rtx_1): Unshare TO argument.
14194 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
14196 PR tree-optimization/24659
14197 * tree-vect-transform.c (vectorizable_call): Handle
14198 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
14200 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
14201 * config/i386/i386.c (enum ix86_builtins)
14202 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
14203 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
14205 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
14206 const using def_builtin_const.
14207 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
14208 input operands in the same modes as the result.
14209 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
14211 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
14213 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
14214 (df_set_dead_notes_for_mw): Likewise.
14216 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
14218 * c-common.c (pointer_int_sum): Do the negation in sizetype.
14220 2007-06-28 DJ Delorie <dj@redhat.com>
14222 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
14224 2007-06-28 Geoffrey Keating <geoffk@apple.com>
14226 * doc/invoke.texi (C++ Dialect Options): Document
14227 fvisibility-ms-compat.
14228 * c.opt (fvisibility-ms-compat): New.
14230 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
14233 * tree-affine.c (aff_combination_add_elt): Handle
14234 pointer addition specially.
14236 2007-06-28 Jakub Jelinek <jakub@redhat.com>
14238 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
14239 decl is non-external for AIX ABI.
14241 2007-06-28 David Edelsohn <edelsohn@gnu.org>
14243 * config/rs6000/predicates.md (current_file_function_operand):
14244 Ensure the symbol is non-external for AIX ABI.
14246 2007-06-28 Nick Clifton <nickc@redhat.com>
14248 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
14249 (fdce, fdse, fpredictive-commoning): Likewise.
14251 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
14254 * gcc.c (process_command): Recognize the new -static-libgfortran
14257 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
14260 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
14261 Use a call clobbered hard reg instead of a pseudo reg.
14263 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
14265 * config/sh/sh.md (load_gbr): Use correct operand constraint.
14267 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
14270 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
14271 REG_LIBCALL and REG_RETVAL notes.
14272 (divsi3, mulsi3): Likewise.
14273 (mulhisi3): Likewise. Use emit_libcall_block.
14274 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
14276 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
14278 PR rtl-optimization/32481
14279 * combine.c (adjust_for_new_dest): Rescan the changed insn.
14281 2007-06-27 Richard Sandiford <richard@codesourcery.com>
14283 * dce.c (deletable_insn_p_1): New function, split out from...
14284 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
14285 specially, not those inside PARALLELs. Remove BODY argument
14286 and adjust recursive call accordingly.
14287 (prescan_insns_for_dce): Update call to delete_insn_p.
14289 2007-06-27 Richard Guenther <rguenther@suse.de>
14291 PR middle-end/32492
14292 * tree.h (fold_convertible_p): Declare.
14293 * fold-const.c (fold_convertible_p): New function.
14294 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
14295 instead of lang_hooks.types_compatible_p.
14297 2007-06-26 Jan Hubicka <jh@suse.cz>
14299 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
14300 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
14301 early use validate_unshare_change.
14302 (reload_combine): Likewise.
14303 * recog.c (change_t): New field unshare.
14304 (validate_change_1): Rename from validate_change; add argument unshare.
14305 (validate_change): Turn into wrapper of validate_change_1; update
14306 prototype for bools.
14307 (validate_unshare_change): New.
14308 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
14309 calls of df_insn_rescan.
14310 * recog.h (validate_change): Replace ints by bools.
14311 (validate_unshare_change): Declare.
14313 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
14315 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
14317 2007-06-26 Steve Ellcey <sje@cup.hp.com>
14319 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
14321 2007-06-25 Jan Hubicka <jh@suse.cz>
14323 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
14325 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
14326 cgraph_decide_inlining_incrementally): Move uninlinability checks to
14327 places other call site specific checks are performed.
14329 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
14332 * tree-vect-transform.c (vectorizable_operation): Convert
14333 POINTER_PLUS_EXPR over to PLUS_EXPR.
14335 2007-06-25 Chao-ying Fu <fu@mips.com>
14337 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
14338 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
14339 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
14340 Document GET_MODE_IBIT, and GET_MODE_FBIT.
14342 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
14343 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
14344 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
14345 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
14346 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
14347 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
14348 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
14349 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
14350 ALL_FIXED_POINT_MODE_P): New define.
14351 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
14353 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
14355 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
14356 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
14357 MODE_VECTOR_UACCUM): New mode classes.
14359 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
14360 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
14361 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
14364 * genmodes.c (struct mode_data): Add ibit and fbit fields.
14365 (blank_mode): Initialize ibit and fbit.
14366 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
14367 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
14369 (new_adjust): Change required_class to required_class_from and
14370 required_class_to for testing within a range.
14371 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
14372 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
14373 MODE_VECTOR_UACCUM.
14374 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
14375 (make_fixed_point_mode): New.
14376 (_ADD_ADJUST): Change C to C1 and C2.
14377 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
14378 use a range for machine classes.
14379 (ADJUST_IBIT, ADJUST_FBIT): New.
14380 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
14382 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
14383 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
14384 Emit adjustment for ibit and fbit.
14385 (emit_mode_ibit, emit_mode_fbit): New.
14386 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
14388 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
14390 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
14391 as the source of the set.
14393 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
14395 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
14396 FP_REGNO_P): Use IN_RANGE.
14397 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
14398 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
14399 (DATA_REG_P): Use DATA_REGNO_P.
14400 (FP_REG_P): Use FP_REGNO_P.
14401 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
14402 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
14403 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
14405 2007-06-24 Jan Hubicka <jh@suse.cz>
14407 PR middle-end/30563
14408 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
14410 2007-06-24 Sebastian Pop <sebpop@gmail.com>
14412 PR middle-end/32461
14413 * fold-const.c (fold_binary): Strip nops of operand 0
14414 of BIT_NOT_EXPR before calling operand_equal_p.
14415 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
14416 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
14418 2007-06-23 Mark Mitchell <mark@codesourcery.com>
14420 * doc/extend.texi: Document that dllimport and dllexport imply
14421 default visibility.
14422 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
14423 imported or exported declaration, including type declarations.
14424 * c-common.c (handle_visibility_attribute): Check for conflicts
14425 with dllimport/dllexport.
14426 (c_determine_visibility): Handle dllimport/dllexport as an
14427 explicit visibility atttribute.
14429 2007-06-23 Richard Guenther <rguenther@suse.de>
14431 PR tree-optimization/16876
14432 PR middle-end/29478
14433 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
14435 * tree-inline.c (initialize_inlined_parameters): Do not call
14436 lang_hooks.tree_inlining.convert_parm_for_inlining.
14437 * cgraphbuild.c (initialize_inline_failed): Set inline failed
14438 reason for mismatched types.
14439 * gimplify.c (gimplify_call_expr): Verify the call expression
14440 arguments match the called function type signature. Otherwise
14441 mark the call expression to be not considered for inlining
14442 using CALL_CANNOT_INLINE_P flag.
14443 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
14444 edges call expression.
14445 (cgraph_decide_inlining_of_small_function): Likewise.
14446 (cgraph_decide_inlining): Likewise.
14447 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
14449 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
14450 * c-typeck.c (c_convert_parm_for_inlining): Remove.
14451 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
14452 Remove declaration.
14453 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
14454 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
14456 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
14457 convert_parm_for_inlining member.
14459 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
14462 * arm.md (negscc): Match the correct operand for optimized LT0 test.
14463 Remove optimization for GT.
14465 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
14467 PR middle-end/32437
14468 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
14470 (prescan_insns_for_dce): Add extra parameter.
14472 2007-06-23 Jan Hubicka <jh@suse.cz>
14474 PR middle-end/31541
14475 * gimplify.c (mark_addressable): New function.
14476 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
14478 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
14480 PR middle-end/32374
14481 * expr.c (store_constructor): Do not clobber non-zeroed memory.
14483 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
14486 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
14487 moves between MMX/SSE registers to at least 8 units to prevent
14488 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
14490 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
14492 * config/i386/i386.c (override_options): Correct x86_sahf
14495 2007-06-21 David Daney <ddaney@avtrex.com>
14498 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
14499 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
14500 (exception_receiver): Renamed to ...
14501 (nonlocal_goto_receiver): ... this.
14503 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
14505 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
14506 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
14507 partial register accesses.
14509 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
14511 * fold-const.c (debug_fold_checksum): Move it under
14512 ENABLE_FOLD_CHECKING.
14514 2007-06-21 Sebastian Pop <sebpop@gmail.com>
14516 PR middle-end/20623
14517 * tree.h (debug_fold_checksum): Declared.
14518 * fold-const.c (build_fold_addr_expr_with_type_1): New.
14519 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
14520 build_fold_addr_expr_with_type_1.
14521 (fold_addr_expr, debug_fold_checksum): New.
14522 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
14523 (fold_unary, fold_comparison, split_address_to_core_and_offset):
14524 Use fold_addr_expr.
14526 2007-06-21 Sebastian Pop <sebpop@gmail.com>
14528 PR tree-optimization/19590
14529 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
14530 of scev is a constant.
14532 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
14534 * df-problems.c (df_note_bb_compute): Made computation of live
14535 info consistent with df_lr.
14537 2007-06-21 Richard Guenther <rguenther@suse.de>
14539 PR tree-optimization/32453
14540 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
14541 for pointer anti-range.
14543 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
14545 * config/i386/i386.c (processor_target_table): Increase maximum
14546 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
14549 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
14550 byte alignment if > 8 byte alignment is preferred.
14551 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
14553 2007-06-21 Jakub Jelinek <jakub@redhat.com>
14555 PR tree-optimization/31866
14556 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
14557 if ASM_EXPR's input is not a SSA_NAME.
14559 PR middle-end/32362
14560 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
14561 but decl is a global var, instead return decl.
14562 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
14563 even for is_global_var decls, if they are private in some outer
14566 2007-06-21 Richard Guenther <rguenther@suse.de>
14568 PR tree-optimization/32451
14569 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
14571 2007-06-21 Christian Bruel <christian.bruel@st.com>
14573 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
14574 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
14575 (push_regs): Changed saving order or banked registers.
14576 (sh_expand_epilogue): Likewise.
14577 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
14578 (FIRST_BANKED_REG): Likewise.
14579 (LAST_BANKED_REG): Likewise.
14580 * config/sh/sh.md (banked) New attribute.
14581 (in_delay_slot): Check banked attribute.
14583 2007-06-20 Sebastian Pop <sebpop@gmail.com>
14585 PR tree-optimization/32075
14586 * tree-data-ref.c (subscript_dependence_tester_1,
14587 analyze_miv_subscript, analyze_overlapping_iterations,
14588 add_distance_for_zero_overlaps, build_classic_dist_vector,
14589 subscript_dependence_tester_1, analyze_overlapping_iterations,
14590 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
14591 compute_affine_dependence, compute_all_dependences): Pass loop_nest
14592 to evolution_function_is_affine_multivariate_p.
14594 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
14596 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
14598 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
14601 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
14603 * config/m32c/prologue.md (epilogue_exitd_16): New.
14604 (epilogue_reit_16): New.
14605 (epilogue_exitd): Rename to epilogue_exitd_24.
14606 (epilogue_reit): Rename to epilogue_reit_24.
14608 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
14609 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
14611 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
14613 * haifa-sched.c (queue_to_ready): Don't requeue next insn
14614 if dbg_cnt (sched_insn) reaches the limit.
14615 (choose_ready): New parameter INSN_PTR and new return value.
14616 (schedule_block): Handle dbg_cnt (sched_insn). Handle
14617 the new return value from choose_ready.
14618 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
14619 (rest_of_handle_global_alloc): New global_alloc_at_func.
14621 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
14623 PR tree-optimization/25737
14624 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
14625 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
14626 * tree-flow.h (struct fieldoff): Add new field alias_set.
14627 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
14628 argument addressable_type. Set alias_set of fieldoff.
14629 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
14630 (create_overlap_variables_for): Pass alias_set from fieldoff to
14632 * alias.c (get_alias_set): Use alias_set from SFT if set.
14634 2007-06-20 Hui-May Chang <hm.chang@apple.com>
14636 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
14637 of a variable as an unsigned HOST_WIDE_INT integer.
14639 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
14641 PR rtl-optimization/32405
14642 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
14644 2007-06-20 Jakub Jelinek <jakub@redhat.com>
14646 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
14648 PR middle-end/31959
14649 * builtins.c: Include diagnostic.h.
14650 (expand_builtin_expect): Make gcc_assert more permissive.
14651 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
14653 PR inline-asm/32109
14654 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
14657 PR middle-end/32285
14658 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
14659 if ACCUMULATE_OUTGOING_ARGS.
14661 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
14663 * config/m68hc11/m68hc11.c: Include dataflow header file.
14664 (m68hc11_reorg): Port to dataflow.
14666 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
14668 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
14669 (struct df_problem.free_blocks_on_set_blocks): New field.
14670 (struct dataflow.optional_p): New field.
14671 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
14672 (df_live_set_all_dirty): New function.
14673 * df-scan.c (df_scan_alloc): Initialize optional_p.
14674 (problem_SCAN): Initialize free_blocks_on_set_blocks.
14675 * df-core.c (df_set_blocks): Removed use of
14676 DF_FIRST_OPTIONAL_PROBLEM. Now uses
14677 df_problem.free_blocks_on_set_blocks to determine which blocks are
14679 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
14680 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
14681 uses dataflow.optional_p to determine if problem should be
14683 (rest_of_handle_df_initialize): Only start live problem if
14685 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
14686 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
14687 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
14688 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
14689 problem_NOTE): Initialize free_blocks_on_set_blocks.
14690 (df_lr_bb_local_compute): Recompute luids if df_live problem is
14692 (df_live_set_all_dirty, df_note_alloc): New function.
14693 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
14695 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
14696 * postreload.c (reload_combine): Ditto.
14697 * cse.c (cse_extended_basic_block): Ditto.
14698 * regmove.c (mark_flags_life_zones): Ditto.
14699 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
14700 erase_matching_seqs): Ditto.
14701 * bt-load.c (compute_defs_uses_and_gen): Ditto.
14702 * integrate (allocate_initial_values): Ditto.
14703 * combine.c (reg_dead_at_p): Ditto.
14704 * resource.c (mark_target_live_regs): Ditto.
14705 * sched-rgn.c (check_live_1, update_live_1): Ditto.
14706 * config/sh/sh.c (find_r0_life_regions): Ditto.
14707 * global.c (rest_of_handle_global_alloc): Only add back df_live
14709 * local-alloc.c (rest_of_handle_local_alloc): Only remove
14710 df_live for -O > 1.
14711 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
14713 (if_convert): Make sure df_live is there at -O == 1.
14714 (pass_if_after_combine): Cleanup flags.
14715 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
14716 is there at -O == 1.
14718 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
14720 * config/arm/arm.c (arm_get_frame_offsets): Set
14721 offsets->locals_base to avoid negative stack size.
14722 (thumb1_expand_prologue): Assert on negative stack size.
14724 2007-06-19 Sebastian Pop <sebpop@gmail.com>
14726 PR tree-optimization/32367
14727 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
14728 of the chrec has no evolution in that loop.
14729 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
14731 2007-06-19 Bob Wilson <bob.wilson@acm.org>
14733 * config/xtensa/xtensa.c: Include "df.h".
14734 (xtensa_builtin_saveregs): Use adjust_address instead of
14736 (xtensa_va_start): Invoke make_tree with sizetype for
14737 expand_builtin_saveregs and then convert the result to a pointer.
14738 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
14739 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
14740 Subtract argument size from index value as integers and then use
14741 POINTER_PLUS_EXPR to add the result to the array address.
14743 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
14746 * config/m32c/m32c.c: Include dataflow header file.
14747 (m32c_emit_prologue): Adjust for prologue insn change.
14748 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
14749 once inside a PARALLEL. Assume frame size passed in operand 0
14750 includes space to save the fb register.
14751 (prologue_enter_24): Likewise.
14752 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
14754 2007-06-19 David Daney <ddaney@avtrex.com
14757 * config/mips/mips.md (cprestore): Mark $gp as used.
14759 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
14762 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
14763 (frv_ifcvt_modify_insn): Likewise.
14765 2007-06-19 Richard Guenther <rguenther@suse.de>
14767 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
14768 only handle positive offsets that fit in a HOST_WIDE_INT.
14770 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
14772 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
14773 result of rsqrt insn for zero input argument to avoid NaN.
14775 2007-06-19 Richard Guenther <rguenther@suse.de>
14777 PR middle-end/31950
14778 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
14780 2007-06-19 Jakub Jelinek <jakub@redhat.com>
14782 PR tree-optimization/32353
14783 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
14785 2007-06-19 Nick Clifton <nickc@redhat.com>
14787 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
14789 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
14792 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
14793 * config/i386/i386.c (assign_386_stack_local): Assert that
14794 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
14795 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
14796 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
14797 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
14799 2007-06-18 Steve Ellcey <sje@cup.hp.com>
14801 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
14803 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
14805 PR rtl-optimization/32321
14806 * gcse.c (replace_store_insn): Update the note before
14807 calling emit_insn_after.
14809 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
14811 PR middle-end/32355
14812 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
14814 * df-problems.c (df_note_bb_compute): Fix dumping info.
14816 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
14818 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
14819 insn with emit_jump_insn.
14821 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
14823 PR tree-optimization/32383
14824 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
14825 * targhooks.h (default_builtin_reciprocal): Update prototype.
14826 * target.h (struct gcc_target): Update builtin_reciprocal.
14827 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
14828 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
14829 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
14830 when fndecl is in BUILT_IN_MD class.
14831 (execute_convert_to_rsqrt): Ditto.
14833 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
14834 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
14835 Convert BUILT_IN_SQRTF code only when md_fn is false.
14837 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
14839 * bt-load.c (move_btr_def): Fix the order of arguments
14840 to validate_replace_rtx.
14842 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
14844 * config/m68k/m68k-devices.def: Add 54450..54455.
14846 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
14848 PR rtl-optimization/32366
14849 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
14850 FLOAT_EXTEND]: Prevent non-scalar modes from entering
14853 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
14855 PR middle-end/32349
14856 * modulo-sched (generate_reg_moves): Added rescan parameter and if
14857 this is true, rescan insn being modified.
14858 (sms_schedule): Added rescan parameter.
14859 (rest_of_handle_sms): Moved freeing of dominance info to before
14860 getting out of cfg_layout.
14862 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
14864 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
14865 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
14868 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
14869 FL_CF_EMAC from the entry for isac.
14871 * config/m68k/predicates.md (const_call_operand): Adjust comment.
14872 (const_sibcall_operand): New.
14873 (sibcall_operand): Use it.
14874 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
14875 (m68k_isas): ISAC does not imply FPU or EMAC.
14876 (override_options): Add ISA_C logic for symbolic jump & call.
14878 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
14880 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
14881 return mode from the builtin itself.
14882 (sparc_fold_builtin): Fix cast of zero constant.
14884 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
14886 * targhooks.c (default_builtin_reciprocal): New default target hook.
14887 * targhooks.h (default_builtin_reciprocal): Add prototype.
14888 * hooks.c (hook_tree_tree_bool_null): Remove hook.
14889 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
14890 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
14891 default_builtin_reciprocal.
14893 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
14895 PR middle-end/31723
14896 * hooks.c (hook_tree_tree_bool_null): New hook.
14897 * hooks.h (hook_tree_tree_bool_null): Add prototype.
14898 * tree-pass.h (pass_convert_to_rsqrt): Declare.
14899 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
14900 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
14901 and convert it to reciprocal a*rfunc(b).
14902 (execute_convert_to_rsqrt): New function.
14903 (gate_convert_to_rsqrt): New function.
14904 (pass_convert_to_rsqrt): New pass definition.
14905 * target.h (struct gcc_target): Add builtin_reciprocal.
14906 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
14907 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
14908 TARGET_BUILTIN_RECIPROCAL.
14909 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
14911 * config/i386/i386.h (TARGET_RECIP): New define.
14912 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
14913 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
14914 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
14915 and not optimizing for size.
14916 (*rcpsf2_sse): New insn pattern.
14917 (*rsqrtsf2_sse): Ditto.
14918 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
14919 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
14920 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
14921 and not optimizing for size.
14922 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
14923 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
14924 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
14925 and not optimizing for size.
14926 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
14927 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
14928 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
14929 and not optimizing for size.
14930 (*sse_rsqrtv4sf2): Do not export.
14931 (sqrtv4sf2): Ditto.
14932 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
14933 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
14934 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
14935 and not optimizing for size.
14936 (sqrtv4sf2): Ditto.
14937 * config/i386/i386.opt (mrecip): New option.
14938 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
14939 (ix86_emit_swsqrtsf): Ditto.
14940 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
14941 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
14942 builtin definition.
14943 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
14944 ix86_expand_unop1_builtin.
14945 (ix86_emit_swdivsf): New function.
14946 (ix86_emit_swsqrtsf): Ditto.
14947 (ix86_builtin_reciprocal): New function.
14948 (TARGET_BUILTIN_RECIPROCAL): Use it.
14949 (ix86_vectorize_builtin_conversion): Rename from
14950 ix86_builtin_conversion.
14951 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
14952 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
14953 "i386 and x86_64 Options" section.
14954 (Intel 386 and AMD x86_64 Options): Document -mrecip.
14956 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
14957 Zdenek Dvorak <dvorakz@suse.cz>
14958 Richard Guenther <rguenther@suse.de>
14959 Kaz Kojima <kkojima@gcc.gnu.org>
14961 * tree-vrp.c (compare_values_warnv): Convert val2 to
14963 (extract_range_from_assert): Create
14964 POINTER_PLUS_EXPR for pointer types.
14965 (extract_range_from_binary_expr): Handle
14966 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
14968 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
14969 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
14970 POINTER_PLUS_EXPR as PLUS_EXPR.
14971 (number_of_iterations_lt_to_ne):
14972 For pointer types, use sizetype when
14973 creating MINUS_EXPR/PLUS_EXPRs.
14974 (assert_loop_rolls_lt): For pointer types, use sizetype when
14975 creating MINUS_EXPR/PLUS_EXPRs.
14976 (number_of_iterations_le): Likewise.
14977 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
14978 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
14979 like PLUS_EXPR and MINUS_EXPR.
14980 * tree-pretty-print.c (dump_generic_node): Handle
14982 (op_prio): Likewise.
14983 (op_symbol_1): Likewise.
14984 * optabs.c (optab_for_tree_code): Likewise.
14985 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
14987 * tree-tailcall.c (process_assignment): Mention
14988 POINTER_PLUS_EXPR in a TODO comment.
14989 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
14990 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
14991 not used with a pointer and an integer type.
14992 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
14993 increment using chrec_convert_rhs instead of chrec_convert.
14994 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
14995 PLUS_EXPR except for the right hand side's type will be
14997 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
14998 (fold_used_pointer_cast): Kill.
14999 (pointer_offset_p): Kill.
15000 (fold_used_pointer): Kill.
15001 (pointer_used_p): Kill.
15002 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
15003 call fold_used_pointer.
15004 (instantiate_parameters_1): Convert the increment
15005 using chrec_convert_rhs instead of chrec_convert.
15006 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
15007 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
15008 instead of PLUS_EXPR.
15009 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
15010 PLUS_EXPR for pointers.
15011 (std_gimplify_va_arg_expr): Likewise.
15012 (fold_builtin_memory_op): Likewise.
15013 (fold_builtin_strstr): Likewise.
15014 (fold_builtin_strchr): Likewise.
15015 (fold_builtin_strrchr): Likewise.
15016 (fold_builtin_strpbrk): Likewise.
15017 (expand_builtin_memory_chk): Likewise.
15018 (fold_builtin_memory_chk): Likewise.
15019 (std_expand_builtin_va_start): Use
15020 sizetype for the call to make_tree and then convert
15021 to the pointer type.
15022 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
15023 instead of PLUS_EXPR for adding to a pointer.
15024 (std_gimplify_va_arg_expr): Use fold_build2 for
15025 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
15026 the operands to sizetype first and then cast the BIT_AND_EXPR
15027 back to the pointer type.
15028 * fold-const.c (build_range_check): Handle pointer types
15030 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
15031 of PLUS_EXPR's. Make sure the offset is converted to
15033 (try_move_mult_to_index): Strip the NOPs from the offset.
15034 Remove code argument and replace all uses with PLUS_EXPR.
15035 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
15036 specially. Don't use a pointer type for MINUS_EXPR.
15037 (fold_unary): Handle for (T1)(X op Y),
15038 only p+ as that is the only as that can be handled for
15039 binary operators now.
15040 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
15042 <case PLUS_EXPR>: Add folding of PTR+INT into
15044 Don't call try_move_mult_to_index.
15045 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
15046 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
15047 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
15048 Don't call try_move_mult_to_index.
15049 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
15050 (tree_expr_nonzero_p): Likewise.
15051 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
15052 of PLUS_EXPR for the complex expression folding.
15053 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
15054 first chrec is a pointer type, then the second should
15055 be sizetype and not the first's type.
15056 For POINTER_PLUS_EXPR, use a different right hand side type.
15057 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
15058 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
15059 different right hand side type.
15060 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
15061 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
15062 instead of PLUS_EXPR.
15063 When either operand is zero, convert the other operand.
15064 (chrec_apply): Use chrec_convert_rhs
15065 on the argument x instead of chrec_convert.
15066 (reset_evolution_in_loop): For pointer types, the new_evol
15067 should be sizetype.
15068 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
15069 different right hand side type.
15070 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
15071 (chrec_convert_rhs): New function.
15072 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
15073 different right hand side type.
15074 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
15075 * tree-chrec.h (chrec_convert_rhs): New prototype.
15076 (build_polynomial_chrec): For pointer types, the right hand
15077 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
15078 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
15079 Remove subtraction case as it is always addition now.
15080 Make sure the offset is converted to sizetype.
15081 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
15082 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
15083 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
15084 PLUS_EXPR in pointer type.
15085 Handle POINTER_PLUS_EXPR.
15086 (tree_to_aff_combination): Likewise.
15087 (force_expr_to_var_cost): Likewise.
15088 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
15089 instead of PLUS_EXPR for pointers.
15090 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
15091 instead of PLUS_EXPR of pointer types.
15092 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
15094 (check_va_list_escapes): Likewise.
15095 (check_all_va_list_escapes): Likewise.
15096 * dwarf2out.c (loc_descriptor_from_tree_1):
15097 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
15098 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
15099 (string_constant): Likewise.
15100 * tree-ssa-address.c (tree_mem_ref_addr): When adding
15101 the offset to the base, use POINTER_PLUS_EXPR.
15102 (add_to_parts): Convert the index to sizetype.
15103 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
15104 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
15105 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
15106 Offset only holds something for PLUS_EXPR.
15107 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
15109 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
15111 (analyze_accesses_for_modify_stmt): Likewise.
15112 Remove comment about the type being integral type as it is
15114 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
15116 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
15118 Correct the type which the artimentic is done in (is now
15121 * tree-data-ref.c (split_constant_offset): Handle
15123 * tree-affine.c (tree_to_aff_combination): Likewise.
15124 * c-typeck.c (build_unary_op): For pointers create the increment
15125 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
15127 * gimplify.c (gimplify_self_mod_expr): Create a
15128 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
15129 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
15130 * tree.def (POINTER_PLUS_EXPR): New tree code.
15131 * tree-predcom.c (ref_at_iteration): If we have a pointer
15132 type do the multiplication in sizetype.
15133 * tree-mudflap.c (mf_xform_derefs_1): Create a
15134 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
15135 * tree-ssa-forwprop.c
15136 (forward_propagate_addr_into_variable_array_index):
15137 Don't expect there to be a cast for the index as that
15138 does not exist anymore.
15139 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
15140 instead of PLUS_EXPR.
15141 Don't check for the first operand of the POINTER_PLUS_EXPR
15142 was the index as it cannot be.
15143 Call forward_propagate_addr_into_variable_array_index with
15144 the SSA_NAME instead of the statement.
15145 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
15146 (compare_constant): Likewise.
15147 (copy_constant): Likewise.
15148 (compute_reloc_for_constant): Likewise.
15149 (output_addressed_constants): Likewise.
15150 (initializer_constant_valid_p): Likewise.
15151 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
15152 Convert the MIN/MAX of the inner type to the outer
15153 type before comparing them.
15154 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
15155 POINTER_PLUS_EXPR instead of PLUS_EXPR.
15156 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
15157 of PLUS_EXPR for pointers.
15158 * tree-inline.c (estimate_num_insns_1): Handle
15160 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
15161 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
15162 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
15163 instead of PLUS_EXPR for the pointer increment statement.
15164 (vect_update_ivs_after_vectorizer): For pointer types, create
15165 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
15166 MULT_EXPR in sizetype.
15167 (vect_gen_niters_for_prolog_loop): Add a cast when creating
15169 * tree-object-size.c (plus_expr_object_size): Handle
15170 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
15171 code which is trying to figure out which side is a pointer and
15173 (check_for_plus_in_loops_1): Likewise.
15174 (check_for_plus_in_loops): Likewise.
15175 * c-common.c (pointer_int_sum): Create a
15176 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
15177 * tree-ssa-structalias.c (handle_ptr_arith): Handle
15178 only POINTER_PLUS_EXPR. Removing all the extra
15179 code which is trying to figure out which side is a pointer and
15181 * tree-cfg.c (verify_expr): Add extra checking for pointers and
15182 PLUS_EXPR and MINUS_EXPR.
15183 Also add checking to make sure the operands of POINTER_PLUS_EXPR
15185 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
15186 with make_tree, instead of a pointer type.
15187 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
15188 for pointers instead of PLUS_EXPR.
15189 (s390_gimplify_va_arg): Likewise.
15190 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
15191 instead of PLUS_EXPR when doing addition on pointer
15192 types. Use sizetype for the second operand.
15193 (spu_gimplify_va_arg_expr): Likewise.
15194 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
15195 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
15196 a pointer. Don't create a BIT_AND_EXPR for pointer types.
15197 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
15198 for the pointer addition and also use size_int/sizetype
15200 (ix86_gimplify_va_arg): Likewise.
15201 Perform BIT_AND_EXPR on sizetype arguments.
15202 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
15203 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
15204 for the pointer additions and also use size_int for the offsets.
15205 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
15206 additions and also use size_int for the offsets. Perform
15207 BIT_AND_EXPR on sizetype arguments.
15208 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
15209 POINTER_PLUS_EXPR for pointers and create the
15210 BIT_AND_EXPR in sizetype.
15211 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
15212 instead of PLUS_EXPR for pointer addition.
15213 (rs6000_va_start): Likewise.
15214 Also use sizetype for the offset.
15215 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
15216 as PLUS_EXPR/MINUS_EXPR.
15217 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
15218 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
15219 Don't use BIT_AND_EXPR on a pointer type, convert the
15220 expression to sizetype first.
15221 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
15223 (mips_gimplify_va_arg_expr): Likewise.
15224 Don't create BIT_AND_EXPR in a pointer type.
15226 2007-06-15 Eric Christopher <echristo@apple.com>
15228 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
15229 (x86_64-*-darwin*): Ditto.
15230 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
15233 2007-06-15 Matthew Wilcox <matthew@wil.cx>
15235 * doc/extend.texi: Document behavior of __attribute__((aligned))
15238 2007-06-15 Mark Mitchell <mark@codesourcery.com>
15240 * rtlanal.c (note_stores): Improve documentation.
15242 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
15244 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
15245 LOCAL_LABEL_PREFIX): Delete.
15246 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
15247 (bfin_internal_label): Delete.
15249 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
15251 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
15252 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
15253 otherwise define to LIBGCC2_TF_CEXT.
15254 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
15255 (LIBGCC_TF_CEXT): Ditto.
15258 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
15260 PR rtl-optimization/32339
15261 * df-scan.c (df_uses_record): Don't modify flags but just add to
15262 it for df_ref_record.
15264 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
15266 * tree-mudflap.c: Fix whitespace issues.
15268 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
15270 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
15272 2007-06-14 Eric Christopher <echristo@apple.com>
15274 * config/i386/sse.md (movdi_to_sse): Rewrite body.
15275 (movv4sf): Use gcc_unreachable instead of abort.
15277 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
15280 * config/i386/sfp-machine.h (CMPtype): New define.
15281 (mach stubs): Use CMPtype instead of int as a return type.
15283 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
15285 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
15286 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
15287 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
15288 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
15289 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
15290 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
15291 config/soft-fp/soft-fp.h: Update from glibc CVS.
15293 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
15295 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
15297 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
15300 * config/v850/v850.c: Include dataflow header file.
15301 (substitute_ep_register): Fix typo.
15303 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
15305 * configure.ac: Fix earlier checkin.
15306 * configure: Regenerated.
15308 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
15310 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
15311 * aclocal.m4: Regenerate.
15312 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
15313 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
15314 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
15315 * configure: Regenerate.
15316 * Makefile.in (LOOSE_WARN): Subst loose_warn.
15318 * Makefile.in (quickstrap): Build libgcc too.
15320 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
15322 * configure.ac: Add --enable-checking=df. Explicitly mention that
15323 the variables are initialized as for "release".
15324 * df-core.c: Use it.
15325 * configure: Regenerate.
15326 * config.in: Regenerate.
15328 2007-06-14 Bob Wilson <bob.wilson@acm.org>
15330 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
15331 validate_replace_rtx instead of replace_rtx.
15332 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
15334 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
15336 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
15337 (DWARF2_UNWIND_INFO): Override default if configured with
15339 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
15340 (ENDFILE_SPEC): Add crtend.o.
15341 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
15342 (ENDFILE_SPEC): Add crtend.o.
15343 (TARGET_USE_JCR_SECTION): Define.
15344 (MD_UNWIND_SUPPORT): Define for 32-bit target.
15346 * config/i386/cygming-crtbegin.c: New file.
15347 * config/i386/cygming-crtend.c: New file.
15349 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
15351 * config/i386/w32-unwind.h: New file.
15353 2007-06-13 Eric Christopher <echristo@apple.com>
15355 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
15356 the user set a value below STACK_BOUNDARY.
15358 2007-06-13 Thiemo Seufer <ths@networkno.de>
15360 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
15361 imply -lpthread for -pthread.
15363 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
15365 * basic-block.h: Remove the prototype for
15366 free_basic_block_vars.
15367 * cfglayout.h: Remove the prototype for
15368 insn_locators_initialize.
15369 * tree.h: Remove the prototype for emit_line_note.
15371 * tree-ssa-pre.c (mergephitemp): Remove.
15372 (init_pre): Don't use mergephitemp.
15374 2007-06-13 Eric Christopher <echristo@apple.com>
15376 * config/i386/i386.c (override_options): If we've specified
15377 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
15379 2007-06-13 Bob Wilson <bob.wilson@acm.org>
15381 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
15384 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
15386 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
15387 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
15388 (eh_store_handler): New pattern.
15389 (eh_return): Emit it instead of a plain move.
15391 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
15393 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
15394 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
15395 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
15398 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
15400 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
15401 (find_next_insn_start, find_load): New functions.
15402 (bfin_reorg): Use them to deal with the fact that parallel insns are
15403 no longer represented as a SEQUENCE.
15405 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
15407 * config/sparc/sparc.c (sparc_override_options): Initialize
15408 fpu mask correctly.
15410 2007-06-13 Dave Korn <dave.korn@artimi.com>
15412 * config/i386/i386.c (ix86_eax_live_at_start_p): Use
15415 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
15417 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
15418 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
15419 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
15420 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
15421 tree-vect-transform.c: Fix comment typos. Follow spelling
15424 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
15426 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
15427 to the exit block use set.
15428 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
15429 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
15430 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
15432 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
15434 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
15435 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
15436 to indicate an error.
15437 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters):
15439 (dbg_cnt_process_opt): Print an error on a bad argument.
15440 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
15441 * common.opt (-fdbg-cnt-list): New.
15442 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
15444 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
15446 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
15447 flag on ref-all pointers.
15449 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
15451 PR middle-end/31579
15452 * expr.c (expand_expr_addr_expr_1): Call expand_expr
15453 for the offset with the modifier as EXPAND_INITIALIZER
15454 if the modifier is EXPAND_INITIALIZER.
15455 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
15456 a register if we had an overflow.
15458 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15460 * real.c (real_isfinite): New.
15461 (real_sqrt): Use it.
15462 * real.h (real_isfinite): New.
15463 * builtins.c: Use it.
15465 2007-06-12 Ian Lance Taylor <iant@google.com>
15466 Daniel Berlin <dberlin@dberlin.org>
15469 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
15470 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
15471 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
15472 (DECL_NO_TBAA_P): Define.
15473 (struct tree_decl_common): Add no_tbaa_flag field.
15474 * tree-ssa-structalias.c (struct variable_info): Add
15475 no_tbaa_pruning field.
15476 (new_var_info): Initialize no_tbaa_pruning field.
15477 (unify_nodes): Copy no_tbaa_pruning field.
15478 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
15479 (dump_solution_for_var): Print no_tbaa_pruning flag.
15480 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
15482 (compute_tbaa_pruning): New static function.
15483 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
15484 Call compute_tbaa_pruning.
15485 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
15486 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
15487 * gimple-low.c (lower_stmt): Likewise.
15488 * tree-gimple.c (is_gimple_stmt): Likewise.
15489 * tree-ssa-operands.c (get_expr_operands): Likewise.
15490 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
15491 * tree-inline.c (estimate_num_insns_1): Likewise.
15492 (copy_result_decl_to_var): Likewise.
15493 * expr.c (expand_expr_real_1): Likewise.
15494 * tree-pretty-print.c (dump_generic_node): Likewise.
15495 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
15496 * omp-low.c (omp_copy_decl_2): Likewise.
15497 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
15498 * doc/c-tree.texi (Expression trees): Document
15499 CHANGE_DYNAMIC_TYPE_EXPR.
15501 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15503 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
15504 with !HONOR_NANS and !HONOR_INFINITIES.
15505 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
15507 2007-06-12 Tristan Gingold <gingold@adacore.com>
15509 * gcov.c: Comments updated.
15510 (source_info): Add file_time field.
15511 (source_index): New variable.
15512 (mutiple_files): New variable.
15513 (generate_results): New function extracted from process_file.
15514 (process_file): Save and restore chain of functions, generate
15515 results and free structures only if not merging results.
15516 (release_structures): File names are now freed in create_file_names
15517 (create_file_names): Free previous file names.
15518 (find_source): File date is now read here and modifications in
15519 source files is checked here.
15520 (read_graph_file): Only reverse order of functions for the current
15522 (make_gcov_file_name): Do not generate long names if input_name is
15524 (output_lines): If merging results do not display graph, data and
15526 Checking source file modification is done in find_source.
15528 * doc/gcov.texi: Append an s to sourcefile.
15530 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
15532 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
15533 (forced_nop): New pattern.
15534 * config/bfin/bfin.c: Include "df.h".
15535 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
15536 (bfin_discover_loop): Use df_get_live_in instead of
15537 global_live_at_start.
15538 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
15539 df_analyze when done.
15540 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
15541 the insns. Use QImode for the final insn in a bundle. Call
15542 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
15544 (reorder_var_tracking_notes): New function.
15545 (bfin_reorg): Pass no argument to split_all_insns. Don't call
15546 update_life_info. Call df_analyze after scheduling and bundle
15547 generation. Call reorder_var_tracking_notes if generating these
15548 notes. Call df_finish_pass at the end.
15550 2007-06-12 Dirk Mueller <dmueller@suse.de>
15552 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
15553 a comparison, not an assignment.
15555 2007-06-12 Olivier Hainque <hainque@adacore.com>
15557 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
15558 Request walking the subtrees only, leaving the current is_lhs/val_only
15560 (convert_non_local_reference): Likewise.
15562 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
15564 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
15566 2007-06-12 Richard Guenther <rguenther@suse.de>
15568 PR tree-optimization/15353
15569 PR tree-optimization/31657
15570 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
15571 * timevar.def: Add TV_TREE_IFCOMBINE.
15572 * tree-pass.h (pass_tree_ifcombine): Declare.
15573 * tree-ssa-ifcombine.c: New file.
15574 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
15575 * tree-flow.h (blocks_in_phiopt_order): Declare.
15576 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
15577 (tree-ssa-ifcombine.o): New dependencies.
15579 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
15581 PR rtl-optimization/32293
15582 * combine.c (simplify_if_then_else): Truncate return from
15583 nonzero_bits() to correct mode.
15585 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
15587 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
15588 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
15590 2007-06-11 Diego Novillo <dnovillo@google.com>
15592 * Makefile.in (reload1.o-warn): Remove.
15594 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
15596 * combine.c (subst): Use reg_overlap_mentioned_p
15597 instead of comparing register numbers directly.
15599 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
15601 * reload1.c (mark_home_live_1): Use the mode parameter.
15603 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
15605 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
15606 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
15608 * df-core.c: Ditto.
15610 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
15612 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
15614 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
15616 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
15617 from integer registers.
15618 (FP mode splitters): Handle TFmode.
15620 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
15622 * tree-ssa-structalias.c (find_what_p_points_to): Return false
15623 for ref-all pointers that point-to anything.
15625 2007-06-11 Joseph Myers <joseph@codesourcery.com>
15627 * config/arm/arm.c (arm_output_dwarf_dtprel,
15628 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
15630 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
15632 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
15633 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
15636 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
15638 * tree.c (signed_or_unsigned_type_for): New.
15639 (unsigned_type_for): Use signed_or_unsigned_type_for.
15640 (signed_type_for): Use signed_or_unsigned_type_for.
15641 * tree.h (signed_or_unsigned_type_for): New.
15642 (get_signed_or_unsigned_type): Remove.
15643 * fold-const.c (fold_negate_expr): Use signed_type_for instead of
15644 lang_hooks.types.signed_type
15645 (size_diffop): Likewise.
15646 (all_ones_mask_p): Likewise.
15647 (build_range_check): Likewise.
15648 (fold_cond_expr_with_comparison): Likewise.
15649 (fold_cond_expr_with_comparison): Likewise.
15650 (unextend): Likewise.
15651 (extract_muldiv_1): Likewise.
15652 (fold_single_bit_test_into_sign_test): Likewise.
15653 (fold_binary): Likewise.
15654 (fold_ternary): Likewise.
15655 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
15656 instead of get_signed_or_unsigned_type.
15657 * c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
15658 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
15659 * expr.c (signed_or_unsigned_type_for): Use
15660 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
15661 * langhooks.c (get_signed_or_unsigned_type): Remove.
15662 (lhd_signed_or_unsigned_type): Remove.
15663 * langhooks.h (lang_hooks_for_types): Remove signed_type and
15664 signed_or_unsigned_type.
15665 (lhd_signed_or_unsigned_type): Remove.
15666 * expmed.c (make_tree): Use signed_type_for instead of
15667 lang_hooks.types.signed_type.
15668 * c-common.c (same_scalar_type_ignoring_signedness): Use
15669 c_common_signed_type instead of lang_hooks.types.signed_type.
15670 (c_common_unsigned_type): New.
15671 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
15672 (shorten_compare): Use c_common_unsigned_type instead of
15673 c_common_signed_or_unsigned_type.
15674 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
15676 * convert.c (convert_to_integer): Use signed_type_for instead of
15677 lang_hooks.types.signed_type.
15678 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
15679 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
15680 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
15681 * c-format.c (check_format_types): Use c_common_unsigned_type
15682 instead of unsigned_type_for.
15683 * c-decl.c (groakdeclarator): Likewise.
15684 * c-typeck.c (convert_for_assignment): Likewise.
15685 * c-common.h (c_common_unsigned_type): New.
15687 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
15690 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
15691 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
15693 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
15695 PR middle-end/32279
15696 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
15697 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
15699 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
15700 Sebastian Pop <sebpop@gmail.com>
15702 * lambda-code.c (remove_iv): New.
15703 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
15705 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
15707 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
15708 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
15709 * tree-ssa-loop-prefetch.c: Include optabs.h.
15710 (FENCE_FOLLOWING_MOVNT): New macro.
15711 (struct mem_ref): Add independent_p and storent_p fields.
15712 (record_ref): Initalize the new fields.
15713 (gather_memory_references_ref): Return true if the reference
15715 (gather_memory_references): Check whether all memory accesses
15716 in loop were recorded.
15717 (should_issue_prefetch_p): Return false for nontemporal stores.
15718 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
15719 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
15720 (determine_loop_nest_reuse): Detect independent memory references.
15721 (loop_prefetch_arrays): Call mark_nontemporal_stores.
15722 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
15723 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
15724 * config/i386/i386.h (x86_mfence): Declare.
15725 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
15726 * config/i386/i386.c (x86_mfence): New variable.
15727 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
15729 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
15730 * optabs.c (init_optabs): Initialize storent_optab.
15731 * optabs.h (enum optab_index): Add OTI_storent.
15732 (storent_optab): Declare.
15733 * genopinit.c (optabs): Add initialization for storent_optab.
15734 * tree.h (MOVE_NONTEMPORAL): New macro.
15735 * expr.c (expand_assignment, store_expr, store_constructor_field,
15736 store_constructor, store_field, expand_expr_real_1): Propagate
15737 nontemporality of the expanded store.
15738 (emit_storent_insn): New function.
15739 * expr.h (expand_assignment, store_expr): Declaration changed.
15740 * function.c (assign_parm_setup_reg): Pass false as nontemporality
15741 to expand_assignment.
15742 * stmt.c (expand_asm_expr): Ditto.
15743 * calls.c (initialize_argument_information): Pass false as
15744 nontemporality to store_expr.
15745 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
15748 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
15750 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
15752 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
15754 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
15756 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
15757 and allow DECL_P here.
15759 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
15761 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
15762 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
15763 track of the size of the expression.
15764 * cfghooks.c (merge_blocks): Remove block from loops structure only
15765 after call of the merge_blocks hook.
15767 2007-06-09 Tom Tromey <tromey@redhat.com>
15769 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
15770 (deprecated_state): Removed.
15771 (start_decl): Update.
15772 (enum deprecated_states): Moved earlier.
15773 (groktypename): Update.
15774 (push_parm_decl): Likewise.
15775 (grokfield): Likewise.
15776 (start_function): Likewise.
15778 2007-06-09 Ian Lance Taylor <iant@google.com>
15780 PR tree-optimization/32169
15781 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
15782 CONVERT_EXPR, check whether min and max both converted to an
15783 overflow infinity representation.
15785 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
15787 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
15788 not inserted on the edge.
15790 2007-06-08 Bob Wilson <bob.wilson@acm.org>
15792 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
15793 instructions if they are supported.
15794 (__divsi3, __umodsi3, __modsi3): Likewise.
15795 (__ashldi3, __ashrdi3, __lshrdi3): New.
15796 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
15798 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
15799 Tony Linthicum <tony.linthicum@amd.com>
15801 * doc/invoke.texi: Add fvect-cost-model flag.
15802 * common.opt (fvect-cost-model): New flag.
15803 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
15804 cost fields in stmt_vec_info struct for STMT.
15805 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
15806 fields in stmt_vec_info struct and access functions for the same.
15807 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
15808 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
15809 load, store and vector to scalar operation.
15810 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
15811 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
15812 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
15813 (TARG_VEC_STORE_COST): Define cost of vector store.
15814 (vect_estimate_min_profitable_iters): Define new function.
15815 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
15816 check to evaluate if loop iterations are less than minimum profitable
15817 iterations determined by cost model or minimum vect loop bound defined
15818 by user, whichever is more conservative.
15819 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
15820 run-time check to evaluate if loop iterations are less than minimum
15821 profitable iterations determined by cost model or minimum vect loop
15822 bound defined by user, whichever is more conservative.
15823 (vect_estimate_min_profitable_iterations): New function to estimate
15824 mimimimum iterartions required for vector version of loop to be
15825 profitable over scalar version.
15826 (vect_model_reduction_cost): New function.
15827 (vect_model_induction_cost): New function.
15828 (vect_model_simple_cost): New function.
15829 (vect_cost_strided_group_size): New function.
15830 (vect_model_store_cost): New function.
15831 (vect_model_load_cost): New function.
15832 (vectorizable_reduction): Call vect_model_reduction_cost during
15834 (vectorizable_induction): Call vect_model_induction_cost during
15836 (vectorizable_load): Call vect_model_load_cost during analysis phase.
15837 (vectorizable_store): Call vect_model_store_cost during analysis phase.
15838 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
15839 vectorizable_promotion, vectorizable_demotion): Call
15840 vect_model_simple_cost during analysis phase.
15842 2007-06-08 Simon Baldwin <simonb@google.com>
15844 * reg-stack.c (get_true_reg): Readability change. Moved default case
15845 label into direct switch statement scope.
15847 2007-06-08 Simon Baldwin <simonb@google.com>
15849 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
15850 in gcc_assert() with '==' comparison.
15852 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
15854 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
15855 TARGET_ABM handling of x86_popcnt variable.
15857 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
15859 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
15860 __builtin_copysignq and __builtin_infq built-in functions.
15862 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
15864 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
15865 SSE4.2 section. Correct built-in function names in SSE4A section.
15867 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
15869 PR tree-optimization/32243
15870 * tree-vect-transform.c (vectorizable_type_promotion): Move check
15871 for ncopies after ratio check between nunits_out and nunits_in.
15872 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
15874 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
15876 PR tree-optimization/32224
15877 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
15878 vectorization upon a non GIMPLE_MODIFY_STMT.
15880 2007-06-08 Christian Bruel <christian.bruel@st.com>
15883 * config/sh/sh.md (doloop_end): New pattern and splitter.
15884 * loop-iv.c (simple_rhs_p): Check for hardware registers.
15886 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
15888 PR middle-end/32209
15889 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
15891 (verify_dominators): Do not change dominance tree.
15893 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
15895 * config/sh/constraints.md: New file.
15896 * config/sh/sh.c: Include tm-constrs.h.
15897 (reg_class_from_letter): Remove.
15898 (prepare_cbranch_operands): Use satisfies_constraint_*
15899 function instead of macro.
15900 (andcosts, broken_move, sh_secondary_reload): Likewise.
15901 * config/sh/predicates.md (trapping_target_operand): Likewise.
15902 (and_operand, arith_operand, arith_reg_or_0_operand,
15903 cmp_operand, logical_operand, target_operand,
15904 ua_address_operand, ua_offset, xor_operand): Likewise.
15905 * config/sh/sh.md: Include constraints.md.
15906 (*movsicc_t_false): Use satisfies_constraint_* function
15908 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
15909 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
15910 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
15911 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
15912 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
15913 (REG_CLASS_FROM_CONSTRAINT): Remove.
15914 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
15915 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
15916 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
15917 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
15918 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
15919 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
15920 function instead of macro.
15921 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
15922 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
15923 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
15924 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
15925 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
15926 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
15927 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
15928 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
15929 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
15930 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
15931 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
15932 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
15933 EXTRA_CONSTRAINT_STR): Likewise.
15934 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
15936 2007-06-07 Geoffrey Keating <geoffk@apple.com>
15938 * config/i386/darwin.h (STACK_BOUNDARY): Define.
15940 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
15943 * c-common.h (flag_cpp0x): Replaced by...
15944 (cxx_dialect): ... this new variable specifying the C++ dialect that
15946 * c-common.c (flag_cpp0x): Removed.
15947 (cxx_dialect): Defined.
15948 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
15950 * c-opts.c (c_common_post_options): Likewise.
15951 (set_std_cxx98): Set cxx_dialect to cxx98.
15952 (set_std_cxx0x): Set cxx_dialect to cxx0x.
15954 2007-06-07 Geoffrey Keating <geoffk@apple.com>
15955 Hui-May Chang <hm.chang@apple.com>
15957 * doc/invoke.texi (Darwin Options): Update documentation for
15958 -mmacosx-version-min.
15959 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
15960 * config/darwin-driver.c: New file.
15961 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
15962 * config/t-darwin (darwin-driver.o): New rule.
15964 * config/darwin-c.c (version_as_macro): Ignore low digit.
15966 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
15968 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
15969 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
15970 (CSGNMODE): New mode macro.
15971 (CSGNVMODE): New mode attribute.
15972 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
15973 expander using CSGNMODE mode macro. Handle TFmode.
15974 (copysign<mode>3_const): Rename from copysignsf3_const and
15975 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
15977 (copysign<mode>3_var): Rename from copysignsf3_var and
15978 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
15980 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
15981 mode macro. Handle TFmode.
15982 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
15983 (iortf3, *iortf3): Ditto.
15984 (xortf3, *xortf3): Ditto.
15985 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
15986 TFmode and TImode masks.
15987 (ix86_expand_copysign): Expand TFmode copysign insn.
15988 (IX86_BUILTIN_INFQ): New.
15989 (IX86_BUILTIN_FABSQ): Ditto.
15990 (IX86_BUILTIN_COPYSIGNQ): Ditto.
15991 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
15992 [__builtin_fabsq]: Ditto.
15993 [__builtin_copysignq]: Ditto.
15994 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
15995 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
15996 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
15997 ix86_expand_binop_builtin().
15999 2007-06-07 Bob Wilson <bob.wilson@acm.org>
16001 * config/xtensa/lib1funcs.asm: Clean up whitespace.
16003 2007-06-07 Steve Ellcey <sje@cup.hp.com>
16006 * rtl.h (push_to_sequence2): New.
16007 * emit-rtl.c (push_to_sequence2): New.
16008 * function.c (assign_parm_data_all): Add new fields.
16009 (assign_parm_setup_block): Call push_to_sequence2 instead of
16011 (assign_parm_setup_reg): Ditto.
16012 (assign_parm_setup_stack): Ditto.
16013 (assign_parms_unsplit_complex): Ditto.
16014 (assign_parms): Change field name.
16016 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
16018 PR tree-optimization/32220
16019 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
16020 phi node is reached before defining statement.
16022 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
16025 * tree-vect-transform.c (vectorizable_call): Call update_stmt
16026 after changing the right hand side of the assignment.
16028 2007-06-06 Eric Christopher <echristo@apple.com>
16030 * config.gcc (i?86-*-darwin*): Remove arch parameter.
16031 (x86_64-*-darwin*): Ditto.
16032 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
16033 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
16035 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
16037 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
16038 coding conventions.
16039 (add_key): Likewise.
16040 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
16041 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
16043 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory
16045 (add_cost_one_coalesce): Likewise.
16046 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
16047 variable names. Rename orig to orig_name for consistency.
16048 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the
16049 coding conventions.
16050 (cprop_into_successor_phis): Avoid using C++ keywords as variable
16052 (record_equivalences_from_stmt): Likewise.
16053 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
16054 the coding conventions.
16055 (memory_ssa_name_same): Likewise.
16056 (dse_optimize_stmt): Likewise.
16057 (dse_record_phis): Likewise.
16058 (dse_finalize_block): Likewise.
16059 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
16060 keywords as variable names.
16061 (may_move_till): Cast according to the coding conventions.
16062 (force_move_till_expr): Avoid using C++ keywords as variable names.
16063 (force_move_till): Cast according to the coding conventions.
16064 (memref_hash): Likewise.
16065 (memref_eq): Likewise.
16066 (gather_mem_refs_stmt): Likewise.
16067 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid
16068 using C++ keywords as variable names.
16069 (idx_find_step): Cast according to the coding conventions.
16070 (idx_record_use): Likewise.
16071 (find_depends): Likewise.
16072 (prepare_decl_rtl): Likewise.
16073 (mbc_entry_hash): Likewise.
16074 (mbc_entry_eq): Likewise.
16075 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
16076 (simplify_replace_tree): Avoid using C++ keywords as variable names.
16077 (idx_infer_loop_bounds): Cast according to the coding conventions.
16078 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
16079 * tree-ssa-math-opts.c (occ_new ): Likwise.
16080 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
16082 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as
16084 (add_use_op): Likewise.
16085 (add_vop): Likewise.
16086 (add_vuse_op): Likewise.
16087 (add_vdef_op): Likewise.
16088 (get_expr_operands): Likewise.
16089 (push_stmt_changes): Use type safe memory macros.
16090 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
16091 keywords as variable names.
16092 (conditional_replacement): Likewise.
16093 (minmax_replacement): Likewise.
16094 (abs_replacement): Likewise.
16095 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
16096 coding conventions.
16097 (insert_fake_stores): Avoid using C++ keywords as variable names.
16098 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
16100 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
16101 (heapvar_insert): Use type safe memory macros.
16102 (new_var_info): Cast according to the coding conventions.
16103 (new_constraint): Likewise.
16104 (remove_preds_and_fake_succs): Use type safe memory macros.
16105 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
16107 (thread_single_edge): Likewise.
16108 (thread_through_loop_header): Likewise.
16110 2007-06-06 Eric Christopher <echristo@apple.com>
16112 * config/i386/i386.c (override_options): Move handling
16113 of TARGET_SUBTARGET* earlier.
16115 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
16117 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
16120 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
16122 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
16123 emited outside of basic block.
16124 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
16125 the created blocks.
16126 * rtl.h (delete_insn_chain): Declaration changed.
16127 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
16129 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
16130 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
16131 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
16132 to delete_insn_chain.
16133 (rtl_verify_flow_info_1): Verify that the insns in header and footer
16134 do not have bb field set.
16135 (rtl_verify_flow_info): Verify that insns between basic blocks do not
16137 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
16138 * cfgcleanup.c (try_optimize_cfg): Ditto.
16140 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
16142 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
16143 (lambda_body_vector_new): Use type safe memory macros.
16144 (lambda_linear_expression_new): Likewise.
16145 (lambda_loopnest_new): Likewise.
16146 (lambda_lattice_new): Likewise.
16147 (replace_uses_equiv_to_x_with_y): Cast according to the coding
16148 conventions. Use type safe memory macros.
16149 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
16150 (lambda_body_vector_s): Likewise.
16151 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
16152 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
16154 2007-06-06 Richard Guenther <rguenther@suse.de>
16156 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
16157 if we need to schedule cfg_cleanup.
16158 (tree_ssa_forward_propagate_single_use_vars): Do so.
16160 2007-06-06 Ian Lance Taylor <iant@google.com>
16162 * fold-const.c (merge_ranges): If range_successor or
16163 range_predecessor fail, just return 0.
16165 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
16167 PR tree-optimization/32216
16168 * tree-vectorizer.c (supportable_widening_operation): Determine
16169 signedness of FIX_TRUNC_EXPR from output operand.
16170 (supportable_narrowing_operation): Ditto.
16171 * tree-vect-generic.c (expand_vector_operations_1): Determine
16172 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
16173 from input operand.
16175 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
16177 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
16178 (struct pta): ...from here. Change flags to unsigned to avoid
16179 excessive casting (as it is used as a bit mask).
16180 (override_options): Add casts according to the coding convenventions.
16181 (x86_64_elf_unique_section): Likewise.
16182 (examine_argument): Avoid using C++ keywords as variable names.
16183 (construct_container): Likewise.
16184 (legitimize_pic_address): Likewise.
16185 (get_dllimport_decl): Cast according to the coding conventions. Use
16186 type safe memory macros.
16187 (legitimize_address): Cast according to the coding conventions.
16188 (emit_i387_cw_initialization): Corrected the type of slot to enum
16190 (ix86_init_machine_status): Use type safe memory macros.
16191 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
16192 (bdesc_pcmpistr): Likewise.
16193 (bdesc_crc32): Likewise.
16194 (bdesc_sse_3arg): Likewise.
16195 (bdesc_2arg): Likewise.
16196 (bdesc_1arg): Likewise.
16197 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
16198 (ix86_expand_sse_pcmpistr): Likewise.
16199 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
16200 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
16201 int to match the langhook definition.
16202 (ix86_builtin_conversion): Change the type of code to unsigned init to
16203 match the langhook definition.
16204 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
16206 (ix86_preferred_output_reload_class): Likewise.
16207 (ix86_cannot_change_mode_class): Likewise.
16208 (ix86_memory_move_cost): Likewise.
16209 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
16210 avoid excessive casting later on.
16211 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
16213 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
16215 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
16216 as flags setting insn.
16217 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
16219 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
16221 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
16222 (UNSPEC_ROUND): New.
16223 ("sse4_1_round<mode>2"): New insn pattern.
16224 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
16226 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
16227 expander using SSEMODEF mode macro. Expand using
16228 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
16229 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
16230 expander using SSEMODEF mode macro. Expand using
16231 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
16232 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
16233 expander using SSEMODEF mode macro. Expand using
16234 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
16235 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
16236 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
16237 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
16240 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
16241 Sebastian Pop <sebpop@gmail.com>
16243 * lambda.h (build_linear_expr): New.
16244 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
16245 Use build_linear_expr, call fold and force_gimple_operand.
16246 (lambda_loopnest_to_gcc_loopnest): Check that there is
16247 something to insert.
16248 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
16250 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
16252 PR preprocessor/23479
16253 * doc/extend.texi: Document the 0b-prefixed binary integer
16254 constant extension.
16256 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
16258 PR tree-optimization/32215
16259 * tree-vectorizer.c (supportable_widening_operation): Return false
16260 for unsupported FIX_TRUNC_EXPR tree code.
16261 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
16263 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
16265 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
16266 register on SPE targets. Change documentation to reflect
16268 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
16269 Change FIXED_SCRATCH to 14 and document why we're keeping r14
16270 out of the register allocation pool.
16271 (rs6000_reg_live_or_pic_offset_p): New function.
16272 (rs6000_emit_prologue): Move the actual saving of LR up to free
16273 r0 for holding r11. Split saving of SPE 64-bit registers into
16274 its own case. Ensure that offsets will always be in-range for
16275 'evstdd' by using r11 as a scratch register to point at the start
16276 of the SPE save area. Save r11 if necessary, as it is the static
16278 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
16279 into its own case. Ensure that offsets will always be in-range
16280 for 'evldd' by using r11 as a scratch register to point at the
16281 start of the SPE save area. Also adjust r11 when restoring
16282 the stack pointer to compensate for pre-loading r11.
16284 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
16286 * cfg.c (init_flow): Use type safe memory macros.
16287 (alloc_block): Likewise.
16288 (unchecked_make_edge): Likewise.
16289 (dump_flow_info): Avoid using C++ keywords as variable names.
16290 (copy_original_table_clear): Cast according to the coding conventions.
16291 (copy_original_table_set): Likewise.
16292 * cfgexpand (label_rtx_for_bb): Likewise.
16293 (expand_gimple_basic_block): Likewise.
16294 * cfghooks.c (dump_bb): Likewise.
16295 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
16297 (lv_add_condition_to_bb): Likewise.
16298 * cfglayout (relink_block_chain): Cast according to the coding
16300 (fixup_reorder_chain): Likewise.
16301 (fixup_fallthru_exit_predecessor): Likewise.
16302 * cfgloop.c (glb_enum_p): Likewise.
16303 (get_exit_description): Likewise.
16304 (dump_recorded_exit): Likewise.
16305 * cfgloop.h (enum loop_estimation): Move out of struct scope...
16306 (struct loop): ... from here.
16307 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
16309 * cfgrtl.c (rtl_create_basic_block): Likewise.
16310 (rtl_split_block): Likewise.
16311 (rtl_dump_bb): Likewise.
16312 (cfg_layout_split_block): Likewise.
16313 (init_rtl_bb_info): Use typesafe memory macros.
16315 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
16316 * graphds.h: Updated all usages of edge to graph_edge.
16317 * graphds.c: Likewise.
16318 * cfgloopanal.c: Likewise.
16320 2007-06-05 Ian Lance Taylor <iant@google.com>
16322 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
16323 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
16324 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
16326 (test_for_singularity): Likewise.
16328 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
16330 * config/i386/constraints.md ("Y2"): Replaced by ...
16332 * config/i386/i386.md: Likewise.
16333 * config/i386/mmx.md: Likewise.
16334 * config/i386/sse.md: Likewise.
16336 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
16338 * config/i386/constraints.md ("z"): Replaced by ...
16340 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
16341 (sse4_1_blendvps): Likewise.
16342 (sse4_1_pblendvb): Likewise.
16343 (sse4_2_pcmpestr): Likewise.
16344 (sse4_2_pcmpestrm): Likewise.
16345 (sse4_2_pcmpestr_cconly): Likewise.
16346 (sse4_2_pcmpistr): Likewise.
16347 (sse4_2_pcmpistrm): Likewise.
16348 (sse4_2_pcmpistr_cconly): Likewise.
16350 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
16352 * matrix-reorg.c (transform_access_sites): Fix computation.
16353 (transform_allocation_sites): Same.
16355 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
16357 * config/i386/i386.c (override_options): Use
16358 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
16360 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
16362 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
16363 (nonimm_not_xmm0_operand): Ditto.
16364 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
16365 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
16366 as operand[2] predicate. Require "z" class XMM register for
16367 operand[3]. Adjust asm template.
16368 ("sse4_1_blendvpd"): Ditto.
16369 ("sse4_1_pblendvb"): Ditto.
16370 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
16371 force op2 into xmm0 register for variable blend instructions.
16373 2007-06-04 Tom Tromey <tromey@redhat.com>
16375 * c-tree.h (start_enum): Update.
16376 (build_enumerator): Likewise.
16377 * c-decl.c (enum_next_value): Removed.
16378 (enum_overflow): Likewise.
16379 (start_enum): Add c_enum_contents argument. Don't use globals.
16380 (build_enumerator): Likewise.
16381 * c-tree.h (struct c_enum_contents): New struct.
16383 2007-06-04 Tom Tromey <tromey@redhat.com>
16385 * c-common.c (c_common_get_alias_set): Fix indentation.
16387 2007-06-04 Ian Lance Taylor <iant@google.com>
16389 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
16390 to overflow, reduce overflow infinity to regular infinity.
16391 (vrp_var_may_overflow): New static function.
16392 (vrp_visit_phi_node): Check vrp_var_may_overflow.
16394 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
16396 * stor-layout.c (layout_type): Remove duplicate code.
16398 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
16401 * c-common.c (c_define_builtins): Call targetm.init_builtins ()
16402 before build_common_builtin_nodes ().
16404 2007-06-04 Steve Ellcey <sje@cup.hp.com>
16407 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
16409 2007-06-04 Jan Hubicka <jh@suse.cz>
16411 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
16412 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
16413 instead of _stat version.
16415 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
16417 PR tree-optimization/32194
16418 * tree-predcom.c (determine_offset): Check that both references have
16421 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
16423 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
16424 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
16425 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
16426 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
16427 Add argument to iterate_fix_dominators call.
16428 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
16429 * gcse.c (hoist_code): Change domby to vector.
16430 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
16431 Add argument to iterate_fix_dominators call.
16432 * loop-doloop.c (doloop_modify): Changed recount_dominator to
16433 recompute_dominator.
16434 * lambda-code.c (perfect_nestify): Ditto.
16435 * cfgloopanal.c: Include graphds.h.
16436 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
16437 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
16438 (mark_irreducible_loops): Use graphds_scc. Remove argument from
16440 * graphds.c: New file.
16441 * graphds.h: New file.
16442 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
16443 (get_dominated_by, get_dominated_by_region): Change return type to
16445 (verify_dominators): Recompute all dominators and compare the results.
16446 (recount_dominator): Renamed to ...
16447 (recompute_dominator): ... this. Do not check that the block is
16448 dominated by entry.
16449 (iterate_fix_dominators): Reimplemented.
16450 (prune_bbs_to_update_dominators, root_of_dom_tree,
16451 determine_dominators_for_sons): New functions.
16452 * et-forest.c (et_root): New function.
16453 * et-forest.h (et_root): Declare.
16454 * Makefile.in (graphds.o): Add.
16455 (cfgloopanal.o): Add graphds.h dependency.
16456 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
16457 * basic-block.h (get_dominated_by, get_dominated_by_region,
16458 iterate_fix_dominators): Declaration changed.
16459 (recount_dominator): Renamed to ...
16460 (recompute_dominator): ... this.
16461 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
16462 (thread_through_all_blocks): Do not free dominance info.
16464 2007-06-03 Andreas Schwab <schwab@suse.de>
16466 * config/m68k/m68k.c (override_options): Don't override
16468 * config/m68k/m68k-modes.def (SF, DF): Define to use
16469 motorola_single_format and motorola_double_format, resp.
16470 * real.c (motorola_single_format): Renamed from
16471 coldfire_single_format.
16472 (motorola_double_format): Renamed from coldfire_double_format.
16473 (encode_ieee_extended): Generate a proper canonical NaN image
16474 respecting canonical_nan_lsbs_set.
16475 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
16477 * real.h: Adjust declarations.
16479 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
16482 * config/sh/sh.md (symGOT_load): Don't schedule insns when
16483 the symbol is generated with the stack protector.
16485 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
16487 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
16488 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
16490 * doc/extend.texi (interrupt): Mention m68k.
16492 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
16494 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
16495 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
16496 (ix86_expand_sse_pcmpestr): Do not check operands for
16497 "register_operand", when insn operand predicate is "register_operand".
16498 (ix86_expand_sse_pcmpistr): Ditto.
16500 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
16501 Uros Bizjak <ubizjak@gmail.com>
16503 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
16504 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
16505 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
16506 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
16507 * config/i386/constraints.md ("z"): New register constraint
16508 for members of SSE_FIRST_REG class.
16509 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
16510 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
16511 SSE_FIRST_REG class.
16512 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
16513 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
16514 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
16515 (IX86_BUILTIN_PCMPESTRM128): Likewise.
16516 (IX86_BUILTIN_PCMPESTRA128): Likewise.
16517 (IX86_BUILTIN_PCMPESTRC128): Likewise.
16518 (IX86_BUILTIN_PCMPESTRO128): Likewise.
16519 (IX86_BUILTIN_PCMPESTRS128): Likewise.
16520 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
16521 (IX86_BUILTIN_PCMPISTRI128): Likewise.
16522 (IX86_BUILTIN_PCMPISTRM128): Likewise.
16523 (IX86_BUILTIN_PCMPISTRA128): Likewise.
16524 (IX86_BUILTIN_PCMPISTRC128): Likewise.
16525 (IX86_BUILTIN_PCMPISTRO128): Likewise.
16526 (IX86_BUILTIN_PCMPISTRS128): Likewise.
16527 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
16528 (struct builtin_description): Change "flag" field to unsigned.
16529 (bdesc_pcmpestr): New builtin description table.
16530 (bdesc_pcmpistr): Likewise.
16531 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
16532 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
16533 Initialize pcmp[ei]str[im] insns for SSE4.2.
16534 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
16535 (ix86_expand_sse_pcmpistr): Likewise.
16536 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
16537 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
16538 (UNSPEC_PCMPISTR): Likewise.
16539 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
16540 (sse4_2_pcmpestri):New isns pattern.
16541 (sse4_2_pcmpestrm): Likewise.
16542 (sse4_2_pcmpestr_cconly): Likewise.
16543 (sse4_2_pcmpistr): New insn patern and splitter.
16544 (sse4_2_pcmpistri):New isns pattern.
16545 (sse4_2_pcmpistrm): Likewise.
16546 (sse4_2_pcmpistr_cconly): Likewise.
16547 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
16550 2007-06-01 David Daney <ddaney@avtrex.com>
16552 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
16553 LOADGP_ABSOLUTE and not binds_local_p.
16555 2007-06-01 Geoffrey Keating <geoffk@apple.com>
16557 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
16559 2007-06-01 Ian Lance Taylor <iant@google.com>
16561 * tree-vrp.c (compare_name_with_value): Always set
16562 used_strict_overflow if we get a result from the variable itself.
16564 2007-06-01 Ian Lance Taylor <iant@google.com>
16566 PR rtl-optimization/31455
16567 * lower-subreg.c (find_decomposable_subregs): Don't decompose
16568 subregs which have a cast between modes which are not tieable.
16570 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
16572 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
16573 breaks after return statements.
16575 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
16577 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
16578 only after no_new_pseudos.
16580 2007-05-31 Eric Christopher <echristo@apple.com>
16582 * expr.c (convert_move): Assert that we don't have a BLKmode
16584 (store_expr): Handle BLKmode moves by calling emit_block_move.
16586 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
16588 * c-typeck.c (build_indirect_ref): Include type in error message.
16589 (build_binary_op): Pass types to binary_op_error.
16590 * c-common.c (binary_op_error): Take two type arguments, print out
16592 * c-common.h (binary_op_error): Update prototype.
16594 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
16596 * config/i386/i386.c: Correct coments on -mno-sse4.
16598 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
16600 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
16601 (x86_64-*-*): Likewise.
16602 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
16603 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
16604 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
16605 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
16606 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
16607 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
16608 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
16609 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
16610 (OPTION_MASK_ISA_SSE4): Likewise.
16611 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
16612 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
16613 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
16614 (override_options): Support SSE4.2.
16615 (ix86_build_const_vector): Support SImode and DImode.
16616 (ix86_build_signbit_mask): Likewise.
16617 (ix86_expand_int_vcond): Support V2DImode.
16618 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
16619 (IX86_BUILTIN_CRC32HI): Likewise.
16620 (IX86_BUILTIN_CRC32SI): Likewise.
16621 (IX86_BUILTIN_CRC32DI): Likewise.
16622 (IX86_BUILTIN_PCMPGTQ): Likewise.
16623 (bdesc_crc32): Likewise.
16624 (bdesc_sse_3arg): Likewise.
16625 (ix86_expand_crc32): Likewise.
16626 (ix86_init_mmx_sse_builtins): Support SSE4.2.
16627 (ix86_expand_builtin): Likewise.
16628 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
16629 __SSE4_2__ for -msse4.2.
16630 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
16631 (CRC32MODE): Likewise.
16632 (crc32modesuffix): Likewise.
16633 (crc32modeconstraint): Likewise.
16634 (sse4_2_crc32<mode>): Likewise.
16635 (sse4_2_crc32di): Likewise.
16636 * config/i386/i386.opt (msse4.2): New for SSE4.2.
16638 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
16639 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
16640 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
16641 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
16642 (vcondu<mode>): Likewise.
16643 * doc/extend.texi: Document SSE4.2 built-in functions.
16644 * doc/invoke.texi: Document -msse4.2/-msse4.
16646 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
16648 PR tree-optimization/32160
16649 * tree-predcom.c (predcom_tmp_var): New function. Mark created
16650 variable as gimple reg.
16651 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
16653 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
16655 * gcc.c (main): Don't consider linker options when issuing the
16656 warning about a linker input file not being used.
16658 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16660 * tree-vrp.c (compare_names): Initialize sop.
16662 2007-05-30 Dirk Mueller <dmueller@suse.de>
16664 * cgraphunit.c (cgraph_analyze_function): Remove
16665 computation of inline parameters.
16667 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
16669 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
16671 2007-05-30 Richard Sandiford <richard@codesourcery.com>
16673 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
16674 Add vx-common.h. Include vxworks.h between vx-common.h and
16676 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
16678 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
16679 (TARGET_ASM_DESTRUCTOR): Likewise.
16680 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
16681 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
16682 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
16683 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
16684 (VXWORKS_ENDIAN_SPEC): Define.
16685 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
16686 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
16687 VXWORKS_* equivalents.
16688 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
16689 (ASM_FILE_START): Delete.
16690 (TARGET_VERSION): Reformat.
16691 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
16692 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
16693 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
16694 (FPBIT, DPBIT): Define.
16695 (fp-bit.c, dp-bit.c): New rules.
16696 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
16697 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
16698 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
16699 * config/arm/arm.h: Include vxworks-dummy.h.
16700 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
16701 Mark with ATTRIBUTE_UNUSED.
16702 (arm_override_options): Do not allow VxWorks RTP PIC to be used
16703 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
16704 make it incompatible with -msingle-pic-base.
16705 (arm_function_ok_for_sibcall): Return false for calls that might
16706 go through a VxWorks PIC PLT entry.
16707 (require_pic_register): New function, split out from...
16708 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
16710 (arm_load_pic_register): Handle the VxWorks RTP initialization
16711 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
16712 (arm_emit_call_insn): New function.
16713 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
16714 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
16715 (pic_offset_arm): New pattern.
16716 (call, call_value): Use arm_emit_call_insn.
16717 (call_internal, call_value_internal): New expanders.
16718 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
16719 VxWorks unless __PIC__.
16721 2007-05-30 Eric Christopher <echristo@gmail.com>
16723 * genrecog.c: Include regs.h in generated file.
16724 * genemit.c: Ditto. Fix up formatting.
16725 * config/mn10300/constraints.md: New.
16726 * config/mn10300/mn10300.md: Include.
16727 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
16728 Fix up for removed macro.
16729 * config/mn10300/predicates.md (call_address_operand): Ditto.
16730 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
16731 (CONST_OK_FOR_I): Ditto.
16732 (CONST_OK_FOR_J): Ditto.
16733 (CONST_OK_FOR_K): Ditto.
16734 (CONST_OK_FOR_L): Ditto.
16735 (CONST_OK_FOR_M): Ditto.
16736 (CONST_OK_FOR_N): Ditto.
16737 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
16741 (EXTRA_CONSTRAINT): Ditto.
16743 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
16745 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
16747 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
16748 OPTION_MASK_ISA_64BIT.
16749 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
16751 2007-05-30 Richard Guenther <rguenther@suse.de>
16753 PR middle-end/32152
16754 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
16755 types for comparison.
16756 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
16757 with original typed arguments.
16758 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
16760 2007-05-30 Jakub Jelinek <jakub@redhat.com>
16762 PR tree-optimization/31769
16763 * except.c (duplicate_eh_regions): Clear prev_try if
16764 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
16766 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
16768 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
16769 * tree-ssa-sink.c (statement_sink_location): Return basic block and
16770 bsi of the location where statements should be inserted.
16771 (sink_code_in_bb): Take bsi from statement_sink_location.
16772 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
16773 instead of bsi_start.
16774 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
16776 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
16777 (bsi_move_before): Document inconsistency with bsi_move_after.
16778 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
16780 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
16782 * config/i386/i386.h (TARGET_ABM): New define.
16783 (TARGET_POPCNT): Ditto.
16784 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
16785 New temporary defines to redefine from OPTION_ISA_* defines.
16786 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
16787 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
16788 (ix86_isa_flags): New extern int declaration.
16789 (TARGET_SUBTARGET_DEFAULT): New define.
16790 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
16791 (TARGET_SUBTARGET32_DEFAULT): Ditto.
16792 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
16793 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
16794 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
16795 * config/i386/darwin.h: Change TARGET_64BIT define to
16798 * config/i386/i386.opt (m3dnowa): Define as undocumented option
16799 using existing "ix86_isa_flags" varible.
16800 (m32, m64): Use existing "ix86_isa_flags" variable.
16801 (mmmx, m3dnow): Ditto.
16802 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
16803 (mabm): Define as non-negative option using "x86_abm" variable.
16804 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
16806 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
16807 Rewrite feature test bitmap.
16808 (ix86_isa_flags): New initialized global int varible.
16809 (ix86_isa_flags_explicit): New static int variable.
16810 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
16811 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
16812 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
16813 target_flags_explicit.
16814 (override_options): Remove "target_enable" and "target_disable" fields
16815 from "struct ptt". Update processor_target_table accordingly. Remove
16816 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
16817 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
16818 "target_flags" and "ix86_isa_flags_explicit" instead of
16819 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
16820 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
16821 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
16822 to true when either of PTA_POPCNT or PTA_ABM is set in
16823 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
16824 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
16825 processor_alias_table flags entry. Remove handling of
16826 "target_enable" and "target_disable" fields of processor_target_table.
16827 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
16828 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
16829 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
16830 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
16831 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
16833 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
16835 2007-05-29 David Daney <ddaney@avtrex.com>
16838 * config/mips/mips.c (mips_output_mi_thunk): Emit
16839 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
16841 2007-05-29 Hui-May Chang <hm.chang@apple.com>
16842 * config/i386/i386.c (ix86_function_regparm): Added checking of
16843 ix86_force_align_arg_pointer to determine the number of
16844 register parameters.
16846 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
16848 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
16849 (SET_DR_MISALIGNMENT): New.
16850 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
16851 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
16852 Use SET_DR_MISALIGNMENT.
16853 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
16855 * tree-data-ref.c (create_data_ref, compute_all_dependences,
16856 find_loop_nest): Export.
16857 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
16858 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
16859 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
16860 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
16862 (struct mem_ref): Add field reuse_distance.
16863 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
16864 Initialize reuse_distance field.
16865 (issue_prefetch_ref): Select temporality of prefetch according to
16867 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
16868 self_reuse_distance, determine_loop_nest_reuse): New functions.
16869 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
16870 (tree_ssa_prefetch_arrays): Dump L2 cache size.
16871 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
16874 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
16876 * tree-ssa-alias.c: Add aliasing overview.
16878 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
16879 Danny Smith <dannysmith@users.sourceforge.net>
16882 * config/i386/t-crtfm: Compile crtfastmath.o with
16883 -minline-all-stringops.
16884 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
16885 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
16887 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16889 * doc/md.texi: Document constraints on HP PA-RISC.
16891 * pa/constraints.md: New file.
16892 * pa.md: Include constraints.md.
16893 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
16894 (integer_store_memory_operand, ldil_cint_p): New functions.
16895 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
16896 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
16897 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
16898 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
16899 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
16901 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
16904 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
16905 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
16906 case POSTDECREMENT_EXPR>): Return the error_mark_node
16907 if either the real or imaginary parts would an
16910 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
16912 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
16913 name when we remove it from a call.
16915 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
16917 * targhooks.c (default_narrow_bitfield): Remove.
16918 * targhooks.h: Remove the prototype for
16919 default_narrow_bitfield.
16921 * langhooks-def.h: Remove the prototype for
16922 hook_get_alias_set_0.
16923 * langhooks.c (hook_get_alias_set_0): Remove.
16925 * global.c (EXECUTE_IF_CONFLICT): Remove.
16927 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
16930 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
16931 return true when truth_value_p is true and the type
16934 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
16936 * doc/install.texi (Prerequisites): We no longer require Autoconf
16937 2.13 for the top-level.
16939 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
16941 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
16942 memory access via x86_expand_vector_move_misalign() only for
16943 TImode values on 32-bit targets.
16945 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
16947 * matrix-reorg.c: New file. Implement matrix flattening and
16948 transposing optimization.
16949 * tree-pass.h: Add matrix reorg pass.
16950 * common.opt: Add fipa-mreorg flag.
16951 * Makefile.in: Add matrix-reorg.c.
16952 * passes.c: Add matrix reorg pass.
16953 * varpool.c (add_new_static_var): New function.
16954 * cgraph.h (add_new_static_var): Declare.
16956 2007-05-27 Eric Christopher <echristo@apple.com>
16958 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
16959 sp_offset depending on stack size. Save r12 depending
16960 on registers we're saving later.
16961 (rs6000_emit_epilogue): Update sp_offset depending only
16964 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
16966 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
16967 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
16968 * ifcvt.c (if_convert): Ditto.
16969 * tree-ssa-threadupdate.c (thread_block): Ditto.
16970 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
16971 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
16972 verify_loop_closed_ssa): Check number_of_loops instead of
16974 * predict.c (tree_estimate_probability): Ditto.
16975 * tree-if-conv.c (main_tree_if_conversion): Ditto.
16976 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
16977 * modulo-sched.c (sms_schedule): Ditto.
16978 * tree-scalar-evolution.c (scev_const_prop): Ditto.
16979 (scev_finalize): Do not do anything if scev analysis was not
16981 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
16982 current_loops == NULL.
16983 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
16984 * loop-init.c (loop_optimizer_init): Do not free current_loops when
16985 there are no loops.
16986 (loop_optimizer_finalize): Assert that loops were analyzed.
16987 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
16988 rtl_doloop): Check number_of_loops instead of current_loops.
16989 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
16990 current_loops == NULL.
16991 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
16992 gate_tree_vectorize tree_linear_transform, check_data_deps,
16993 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
16994 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
16995 Check number_of_loops instead of current_loops.
16996 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
16997 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
16998 free loops if available.
16999 (execute_pre): Do not pass do_fre to fini_pre.
17001 2007-05-27 Tobias Burnus <burnus@net-b.de>
17003 PR middle-end/32083
17004 * real.c (mpfr_from_real): Fix sign of -Inf.
17006 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
17008 * tree-vect-transform.c (vectorizable_conversion): Initialize
17009 tree_code variables to ERROR_MARK.
17010 (vectorizable_type_demotion): Likewise.
17011 (vectorizable_type_promotion): Likewise.
17013 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
17016 * config/i386/i386.md (movti): Handle push operands via
17017 ix86_expand_push().
17019 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
17021 * basic-block.h: Remove the prototype for merge_seq_blocks.
17022 * cfgcleanup.c (merge_seq_blocks): Remove.
17024 * tree-flow.h: Remove the prototype for is_aliased_with.
17025 * tree-ssa-alias.c (is_aliased_with): Remove.
17027 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
17029 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
17031 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
17033 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
17034 ix86_expand_sse4_unpack if SSE4.1 is enabled.
17035 (vec_unpacks_hi_v16qi): Likewise.
17036 (vec_unpacku_lo_v16qi): Likewise.
17037 (vec_unpacks_lo_v16qi): Likewise.
17038 (vec_unpacku_hi_v8hi): Likewise.
17039 (vec_unpacks_hi_v8hi): Likewise.
17040 (vec_unpacku_lo_v8hi): Likewise.
17041 (vec_unpacks_lo_v8hi): Likewise.
17042 (vec_unpacku_hi_v4si): Likewise.
17043 (vec_unpacks_hi_v4si): Likewise.
17044 (vec_unpacku_lo_v4si): Likewise.
17045 (vec_unpacks_lo_v4si): Likewise.
17047 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
17049 * c-typeck.c, config/arm/arm.c, config/darwin.c,
17050 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
17051 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
17052 follow spelling conventions in various
17053 warning/error/diagnostic messages.
17055 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
17056 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
17057 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
17058 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
17059 tree-vrp.c: Fix comment typos. Follow spelling conventions.
17060 * doc/tm.texi: Follow spelling conventions.
17062 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
17065 * tree-ssa-forwprop.c
17066 (forward_propagate_addr_into_variable_array_index): Remove
17067 the lhs argument. Use the type of def_rhs instead of lhs.
17068 (forward_propagate_addr_expr_1): Update use of
17069 forward_propagate_addr_into_variable_array_index.
17071 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
17072 Nigel Stephens <nigel@mips.com>
17074 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
17075 function attributes, "far" being an alias for "long_call".
17076 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
17077 (mips_near_type_p, mips_far_type_p): New.
17078 (mips_comp_type_attributes): New function to check that attributes
17079 attached to a function type are compatible.
17080 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
17081 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
17082 to the target function of the thunk.
17083 (mips_encode_section_info): Check for "near" and "far" function
17084 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
17086 * config/mips/predicates.md (const_call_insn_operand): Test only
17087 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
17089 * doc/extend.texi (Function Attributes): Document MIPS "near" and
17092 * testsuite/gcc.target/mips/near-far-1.c: New test case.
17093 * testsuite/gcc.target/mips/near-far-2.c: New test case.
17094 * testsuite/gcc.target/mips/near-far-3.c: New test case.
17095 * testsuite/gcc.target/mips/near-far-4.c: New test case.
17097 2007-05-25 Eric Christopher <echristo@apple.com>
17099 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
17100 to x86-darwin configurations.
17101 * config/i386/t-darwin: Add softfp support.
17102 * config/i386/t-darwin64: Ditto.
17103 * config/i386/sfp-machine.h: If mach then don't use
17104 aliasing, emit a stub to call.
17106 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
17108 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
17109 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
17110 tree-predcom.c, tree-ssa-alias-warnings.c,
17111 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
17112 comment typos. Follow spelling conventions.
17113 * doc/cpp.texi, doc/invoke.texi: Fix typos.
17115 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
17118 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
17119 constants into memory. Expand unaligned memory references for
17120 SSE modes via x86_expand_vector_move_misalign() function.
17122 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
17124 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
17125 "memory" attribute for "sseishft" type insn without operands[2].
17127 2007-05-25 Dirk Mueller <dmueller@suse.de>
17128 Marcus Meissner <meissner@suse.de>
17130 * doc/extend.texi (alloc_size): New attribute.
17131 * c-common.c (handle_alloc_size_attribute): New.
17132 * tree-object-size.c (alloc_object_size): Use alloc_size
17133 attribute, if available.
17135 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
17137 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
17139 (__builtin_ia32_vec_ext_v2di): Likewise.
17140 (__builtin_ia32_vec_ext_v4si): Likewise.
17141 (__builtin_ia32_vec_ext_v8hi): Likewise.
17142 (__builtin_ia32_vec_ext_v16qi): Likewise.
17143 (__builtin_ia32_vec_set_v8hi): Likewise.
17145 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
17147 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
17149 2007-05-25 Richard Sandiford <richard@codesourcery.com>
17151 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
17152 (arm_is_longcall_p): Rename to...
17153 (arm_is_long_call_p): ...this. Take a single tree argument and
17155 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
17156 (CUMULATIVE_ARGS): Remove call_cookie.
17157 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
17158 (ENCODED_LONG_CALL_ATTR_P): Delete.
17159 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
17160 LONG_CALL_FLAG_CHAR cases.
17161 (ARM_DECLARE_FUNCTION_SIZE): Delete.
17162 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
17163 ARM_DECLARE_FUNCTION_SIZE.
17164 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
17165 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
17166 (arm_encode_call_attribute, current_file_function_operand): Delete.
17167 (arm_function_in_section_p): New function.
17168 (arm_is_longcall_p): Rename to...
17169 (arm_is_long_call_p): ...this. Take the target function as a single
17170 argument and return a bool. Do not rely on call cookies. Check
17171 whether the target symbol is in the same section as the current
17172 function, not just the same compilation unit.
17173 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
17174 (arm_encode_section_info): Don't encode a call type.
17175 * config/arm/arm.md (call, call_value): Update calls to
17176 arm_is_long(_)call_p. Simplify logic.
17177 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
17178 Update calls to arm_is_long(_)call_p.
17180 2007-05-25 Richard Guenther <rguenther@suse.de>
17182 PR tree-optimization/31982
17183 * tree-ssa-forwprop.c
17184 (forward_propagate_addr_into_variable_array_index): Handle arrays
17185 with element size one.
17187 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
17189 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
17190 (umulsi3_highpart): Likewise.
17192 2007-05-24 Ian Lance Taylor <iant@google.com>
17194 PR rtl-optimization/32069
17195 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
17198 2007-05-24 Ollie Wild <aaw@google.com>
17200 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
17203 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
17205 * postreload-gcse.c (reg_changed_after_insn_p): New function.
17206 (oprs_unchanged_p): Use it to check all registers in a REG.
17207 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
17208 (reg_set_between_after_reload_p): Delete.
17209 (reg_used_between_after_reload_p): Likewise.
17210 (reg_set_or_used_since_bb_start): Likewise.
17211 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
17212 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
17213 Use reg_set_between_p instead of reg_set_between_after_reload_p.
17214 * rtlanal.c (reg_set_p): Check whether REG overlaps
17215 regs_invalidated_by_call, rather than just checking the
17216 membership of REGNO (REG).
17218 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
17220 * doc/passes.texi: Document predictive commoning.
17221 * doc/invoke.texi (-fpredictive-commoning): Document.
17222 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
17223 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
17224 adding indices to the generated name.
17225 (schedule_sm): Pass 0 to get_lsm_tmp_name.
17226 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
17227 * tree-pretty-print.c (op_symbol_1): Renamed to ...
17228 (op_symbol_code): ... and exported.
17229 (dump_omp_clause, op_symbol): Use op_symbol_code
17230 instead of op_symbol_1.
17231 * tree-pass.h (pass_predcom): Declare.
17232 * timevar.def (TV_PREDCOM): New timevar.
17233 * tree-ssa-loop.c (run_tree_predictive_commoning,
17234 gate_tree_predictive_commoning, pass_predcom): New.
17235 * tree-data-ref.c (find_data_references_in_loop): Find the
17236 references in dominance order.
17237 (canonicalize_base_object_address): Ensure that the result has
17239 (dr_analyze_innermost): Export.
17240 (create_data_ref): Code to fail for references with invariant
17242 (find_data_references_in_stmt): ... here.
17243 * tree-data-ref.h (dr_analyze_innermost): Declare.
17244 * tree-affine.c: Include tree-gimple.h and hashtab.h.
17245 (aff_combination_find_elt, name_expansion_hash,
17246 name_expansion_eq, tree_to_aff_combination_expand,
17247 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
17249 * tree-affine.h (aff_combination_constant_multiple_p,
17250 tree_to_aff_combination_expand): Declare.
17251 * tree-predcom.c: New file.
17252 * common.opt (fpredictive-commoning): New option.
17253 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
17254 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
17255 * Makefile.in (tree-predcom.o): Add.
17256 (tree-affine.o): Add TREE_GIMPLE_H dependency.
17257 * passes.c (init_optimization_passes): Add dceloop after
17258 copy propagation in loop optimizer. Add predictive commoning
17259 to loop optimizer passes.
17261 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
17263 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
17266 2007-05-24 Jan Hubicka <jh@suse.cz>
17268 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
17270 (genheader): Include statistics.h.
17272 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
17274 * print-rtl.c (flag_dump_unnumbered): Update comments.
17275 (print_rtl): Fix my previous change.
17276 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
17279 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
17281 PR middle-end/32018
17282 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
17284 (thread_through_all_blocks): Call initialize_original_copy_tables
17285 and free_original_copy_tables.
17286 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
17288 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
17289 * cfghooks.c (duplicate_block): Use get_loop_copy.
17290 * cfg.c: Include cfgloop.h.
17291 (loop_copy): New hash table.
17292 (initialize_original_copy_tables): Initialize loop_copy table.
17293 (free_original_copy_tables): Free loop_copy table.
17294 (copy_original_table_clear, copy_original_table_set,
17295 set_loop_copy, get_loop_copy): New functions.
17296 (set_bb_original, set_bb_copy): Use copy_original_table_set.
17297 * cfgloop.h (struct loop): Remove copy field.
17298 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
17299 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
17301 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
17303 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
17304 -msse/-msse2/-msse3.
17306 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
17308 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
17309 __builtin_ia32_vec_set_v2di with MASK_64BIT.
17311 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
17314 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
17315 * targhooks.h (default_mangle_decl_assembler_name): Declare
17317 * targhooks.c (default_mangle_decl_assembler_name): Define
17319 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
17321 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
17322 * langhooks.c (lhd_set_decl_assembler_name): Call
17323 targetm.mangle_decl_assembler_name for names with global scope.
17325 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
17327 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
17328 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
17330 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
17331 New. Factored out of i386_pe_encode_section_info.
17332 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
17333 Move check for prior decoration of stdcall
17334 symbols to i386_pe_encode_section_info.
17335 (i386_pe_encode_section_info): Adjust call to
17336 gen_stdcall_or_fastcall_suffix. Use
17337 i386_pe_maybe_mangle_decl_assembler_name, if needed.
17338 (i386_pe_mangle_decl_assembler_name): New. Wrap
17339 i386_pe_maybe_mangle_decl_assembler_name.
17341 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
17343 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
17344 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
17345 * langhooks.c (get_signed_or_unsigned_type): Don't check for
17346 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
17347 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
17350 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
17351 Nigel Stephens <nigel@mips.com>
17352 Richard Sandiford <richard@codesourcery.com>
17354 Fix up MIPS16 hard float and add support for complex.
17356 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
17357 (TARGET_SOFT_FLOAT_ABI): New.
17358 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
17359 __mips_soft_float to reflect the ABI in use, not whether the
17360 FPU is directly accessible (e.g., in MIPS16 mode).
17361 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
17362 (UNITS_PER_FPVALUE): Likewise.
17364 * config/mips/mips.c (mips_expand_call): Remove redundant
17365 TARGET_MIPS16 check.
17366 (mips_arg_regno): New.
17367 (function_arg_advance): When setting bits in cum->fp_code for
17368 MIPS16, don't subtract 1 from cum->arg_number, since it is now
17370 (function_arg): Use mips_arg_regno.
17371 (mips_return_mode_in_fpr_p): New.
17372 (mips16_call_stub_mode_suffix): New.
17373 (mips16_cfun_returns_in_fpr_p): New.
17374 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
17375 (mips_output_function_prologue): Test mips16_hard_float, not
17376 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
17377 (mips_expand_epilogue): Call MIPS16 helper routines to copy
17378 return value into a floating-point register.
17379 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
17380 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
17381 (mips16_fp_args): Handle MIPS32r2 ISA which supports
17382 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
17383 word of double arguments from or to the high bits of 64-bit
17384 floating point registers.
17385 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
17386 (mips16_fpret_double): New helper function.
17387 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
17388 support for complex modes. Fill in DECL_RESULT for stubdecl.
17389 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
17391 * config/mips/mips16.S
17392 (RET, ARG1, ARG2): New.
17393 (MERGE_GPRf, MERGE_GPRt): New.
17394 (DELAYt, DELAYf): New.
17395 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
17396 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
17397 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
17398 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
17399 (SFOP): Renamed to...
17400 (OPSF3): This, and macro-ified. Updated all uses.
17401 (SFOP2): Renamed to...
17402 (OPSF2): This, and macro-ified. Updated all uses.
17403 (SFCMP): Renamed to...
17404 (CMPSF): This, and macro-ified. Updated all uses.
17405 (SFREVCMP): Renamed to...
17406 (REVCMPSF): This, and macro-ified. Updated all uses.
17407 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
17408 (LDDBL1, LDDBL2, RETDBL): Deleted.
17409 (DFOP): Renamed to...
17410 (OPDF3): This, and macro-ified. Updated all uses.
17411 (DFOP2): Renamed to...
17412 (OPDF2): This, and macro-ified. Updated all uses.
17413 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
17414 (DFCMP): Renamed to...
17415 (CMPDF): This, and macro-ified. Updated all uses.
17416 (DFREVCMP): Renamed to...
17417 (REVCMPDF): This, and macro-ified. Updated all uses.
17418 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
17419 (RET_FUNCTION): New.
17420 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
17421 (__mips16_ret_sc, __mips16_ret_dc): New.
17422 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
17423 STUB_ARGS_6, STUB_ARGS_10): New.
17424 (CALL_STUB_NO_RET): New.
17425 (__mips16_call_stub_1): Macro-ified.
17426 (__mips16_call_stub_5): Macro-ified.
17427 (__mips16_call_stub_2): Macro-ified.
17428 (__mips16_call_stub_6): Macro-ified.
17429 (__mips16_call_stub_9): Macro-ified.
17430 (__mips16_call_stub_10): Macro-ified.
17431 (CALL_STUB_RET): New.
17432 (__mips16_call_stub_sf_0): Macro-ified.
17433 (__mips16_call_stub_sf_1): Macro-ified.
17434 (__mips16_call_stub_sf_5): Macro-ified.
17435 (__mips16_call_stub_sf_2): Macro-ified.
17436 (__mips16_call_stub_sf_6): Macro-ified.
17437 (__mips16_call_stub_sf_9): Macro-ified.
17438 (__mips16_call_stub_sf_10): Macro-ified.
17439 (__mips16_call_stub_df_0): Macro-ified.
17440 (__mips16_call_stub_df_1): Macro-ified.
17441 (__mips16_call_stub_df_5): Macro-ified.
17442 (__mips16_call_stub_df_2): Macro-ified.
17443 (__mips16_call_stub_df_6): Macro-ified.
17444 (__mips16_call_stub_df_9): Macro-ified.
17445 (__mips16_call_stub_df_10): Macro-ified.
17446 (__mips16_call_stub_sc_0): New.
17447 (__mips16_call_stub_sc_1): New.
17448 (__mips16_call_stub_sc_5): New.
17449 (__mips16_call_stub_sc_2): New.
17450 (__mips16_call_stub_sc_6): New.
17451 (__mips16_call_stub_sc_9): New.
17452 (__mips16_call_stub_sc_10): New.
17453 (__mips16_call_stub_dc_0): New.
17454 (__mips16_call_stub_dc_1): New.
17455 (__mips16_call_stub_dc_5): New.
17456 (__mips16_call_stub_dc_2): New.
17457 (__mips16_call_stub_dc_6): New.
17458 (__mips16_call_stub_dc_9): New.
17459 (__mips16_call_stub_dc_10): New.
17461 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
17462 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
17463 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
17465 2007-05-23 Ian Lance Taylor <iant@google.com>
17467 * doc/invoke.texi (Invoking GCC): Document that the order of the
17470 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
17473 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
17474 * config/score/predicate.md (const_pow2, const_npow2): Remove.
17475 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
17479 * config/score/score.c (score_print_operand): Make sure that only
17480 lower bits are used.
17482 2007-05-22 Ian Lance Taylor <iant@google.com>
17484 * tree-vrp.c (avoid_overflow_infinity): New static function,
17485 broken out of set_value_range_to_value.
17486 (set_value_range_to_value): Call avoid_overflow_infinity.
17487 (extract_range_from_assert): Likewise.
17489 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
17491 PR middle-end/31095
17492 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
17493 change the type before looking for a COMPOUND_EXPR.
17495 2007-05-22 Ian Lance Taylor <iant@google.com>
17497 * lower-subreg.c (decompose_multiword_subregs): If we change an
17498 insn, call remove_retval_note on it.
17500 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
17502 * regs.h (end_hard_regno): New function.
17503 (END_HARD_REGNO, END_REGNO): New macros.
17504 (add_to_hard_reg_set): New function.
17505 (remove_from_hard_reg_set): Likewise.
17506 (in_hard_reg_set_p): Likewise.
17507 (overlaps_hard_reg_set_p): Likewise.
17508 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
17509 (note_btr_set): Use END_HARD_REGNO.
17510 * caller-save.c (setup_save_areas): Use end_hard_regno.
17511 (mark_set_regs): Use END_HARD_REGNO.
17512 (add_stored_regs): Use end_hard_regno.
17513 (mark_referenced_regs): Use add_to_hard_reg_set.
17514 * combine.c (update_table_tick): Use END_REGNO.
17515 (record_value_for_reg): Likewise.
17516 (record_dead_and_set_regs): Likewise.
17517 (get_last_value_validate): Likewise.
17518 (use_crosses_set_p): Likewise.
17519 (reg_dead_at_p_1): Likewise.
17520 (reg_dead_at_p): Likewise.
17521 (mark_used_regs_combine): Use add_to_hard_reg_set.
17522 (move_deaths): Use END_HARD_REGNO.
17523 (reg_bitfield_target_p): Use end_hard_regno.
17524 (distribute_notes): Use END_HARD_REGNO.
17525 * cse.c (mention_regs): Use END_REGNO.
17526 (insert): Use add_to_hard_reg_set.
17527 (invalidate): Use END_HARD_REGNO.
17528 (invalidate_for_call): Likewise.
17529 (exp_equiv_p): Use END_REGNO.
17530 (cse_insn): Likewise.
17531 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
17532 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
17533 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
17534 * function.c (keep_stack_depressed): Use end_hard_regno.
17535 * global.c (global_alloc): Use end_hard_regno.
17536 (global_conflicts): Use add_to_hard_reg_set instead of
17538 (find_reg): Likewise.
17539 (mark_reg_store): Likewise.
17540 (mark_reg_conflicts): Likewise.
17541 (mark_reg_death): Use remove_from_hard_reg_set.
17542 (mark_reg_live_nc): Delete.
17543 (set_preference): Use end_hard_regno.
17544 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
17545 remove_from_hard_reg_set.
17546 (post_mark_life): Use add_to_hard_reg_set.
17547 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
17548 (reg_becomes_live): Use add_to_hard_reg_set.
17549 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
17550 (peep2_find_free_register): Use add_to_hard_reg_set.
17551 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
17552 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
17553 * regrename.c (note_sets): Use add_to_hard_reg_set.
17554 (clear_dead_regs): Use remove_from_hard_reg_set.
17555 (regrename_optimize): Use add_to_hard_reg_set.
17556 (find_oldest_value_reg): Use in_hard_reg_set_p.
17557 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
17558 (hard_reg_set_here_p): Use end_hard_regno.
17559 (decompose): Likewise.
17560 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
17561 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
17562 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
17563 (mark_home_live): Use end_hard_regno.
17564 (spill_hard_reg): Likewise.
17565 (clear_reload_reg_in_use): Likewise.
17566 * reorg.c (delete_prior_computation): Use END_REGNO.
17567 * resource.c (update_live_status): Use END_HARD_REGNO.
17568 (mark_referenced_resources): Use add_to_hard_reg_set.
17569 (mark_set_resources): Likewise.
17570 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
17571 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
17572 (reg_overlap_mentioned_p): Likewise.
17573 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
17574 (covers_regno_no_parallel_p): Use END_REGNO.
17575 (find_regno_note): Likewise.
17576 (find_reg_fusage): Use END_HARD_REGNO.
17577 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
17578 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
17580 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
17582 * mode-switching.c (reg_dies): Change type of second argument to
17584 (optimize_mode_switching): Update accordingly.
17586 2007-05-22 Richard Sandiford <richard@codesourcery.com>
17588 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
17590 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
17591 (hard_reg_set_empty_p): ...these new functions.
17592 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
17593 GO_IF_HARD_REG_SUBSET.
17594 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
17595 instead of GO_IF_HARD_REG_EQUAL.
17596 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
17597 instead of GO_IF_HARD_REG_EQUAL.
17598 * global.c (find_reg): Use hard_reg_set_empty_p instead of
17599 GO_IF_HARD_REG_SUBSET.
17600 (modify_reg_pav): Use hard_reg_set_empty_p instead of
17601 GO_IF_HARD_REG_EQUAL.
17602 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
17603 of GO_IF_HARD_REG_SUBSET.
17604 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
17605 instead of GO_IF_HARD_REG_EQUAL.
17606 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
17607 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
17608 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
17609 of GO_IF_HARD_REG_SUBSET,
17610 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
17611 GO_IF_HARD_REG_SUBSET.
17612 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
17613 instead of GO_IF_HARD_REG_EQUAL.
17614 * config/sh/sh.c (push_regs, calc_live_regs): Use
17615 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
17616 (hard_regs_intersect_p): Delete.
17618 2007-05-22 Janis Johnson <janis187@us.ibm.com>
17620 * doc/sourcebuild.texi (Test Directives) Add dg-message.
17622 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
17623 Richard Henderson <rth@redhat.com>
17625 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
17627 (x86_64-*-*): Likewise.
17629 * i386/i386-modes.def (V2QI): New.
17631 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
17633 (override_options): Support SSE4.1.
17634 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
17635 (IX86_BUILTIN_BLENDPS): Likewise.
17636 (IX86_BUILTIN_BLENDVPD): Likewise.
17637 (IX86_BUILTIN_BLENDVPS): Likewise.
17638 (IX86_BUILTIN_PBLENDVB128): Likewise.
17639 (IX86_BUILTIN_PBLENDW128): Likewise.
17640 (IX86_BUILTIN_DPPD): Likewise.
17641 (IX86_BUILTIN_DPPS): Likewise.
17642 (IX86_BUILTIN_INSERTPS128): Likewise.
17643 (IX86_BUILTIN_MOVNTDQA): Likewise.
17644 (IX86_BUILTIN_MPSADBW128): Likewise.
17645 (IX86_BUILTIN_PACKUSDW128): Likewise.
17646 (IX86_BUILTIN_PCMPEQQ): Likewise.
17647 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
17648 (IX86_BUILTIN_PMAXSB128): Likewise.
17649 (IX86_BUILTIN_PMAXSD128): Likewise.
17650 (IX86_BUILTIN_PMAXUD128): Likewise.
17651 (IX86_BUILTIN_PMAXUW128): Likewise.
17652 (IX86_BUILTIN_PMINSB128): Likewise.
17653 (IX86_BUILTIN_PMINSD128): Likewise.
17654 (IX86_BUILTIN_PMINUD128): Likewise.
17655 (IX86_BUILTIN_PMINUW128): Likewise.
17656 (IX86_BUILTIN_PMOVSXBW128): Likewise.
17657 (IX86_BUILTIN_PMOVSXBD128): Likewise.
17658 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
17659 (IX86_BUILTIN_PMOVSXWD128): Likewise.
17660 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
17661 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
17662 (IX86_BUILTIN_PMOVZXBW128): Likewise.
17663 (IX86_BUILTIN_PMOVZXBD128): Likewise.
17664 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
17665 (IX86_BUILTIN_PMOVZXWD128): Likewise.
17666 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
17667 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
17668 (IX86_BUILTIN_PMULDQ128): Likewise.
17669 (IX86_BUILTIN_PMULLD128): Likewise.
17670 (IX86_BUILTIN_ROUNDPD): Likewise.
17671 (IX86_BUILTIN_ROUNDPS): Likewise.
17672 (IX86_BUILTIN_ROUNDSD): Likewise.
17673 (IX86_BUILTIN_ROUNDSS): Likewise.
17674 (IX86_BUILTIN_PTESTZ): Likewise.
17675 (IX86_BUILTIN_PTESTC): Likewise.
17676 (IX86_BUILTIN_PTESTNZC): Likewise.
17677 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
17678 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
17679 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
17680 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
17681 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
17682 (bdesc_ptest): New.
17683 (bdesc_sse_3arg): Likewise.
17684 (bdesc_2arg): Likewise.
17685 (bdesc_1arg): Likewise.
17686 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
17688 (ix86_expand_sse_4_operands_builtin): New.
17689 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
17690 smaller than 8 bits as the 2nd arg.
17691 (ix86_expand_sse_ptest): New.
17692 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
17693 (ix86_expand_vector_set): Support SSE4.1.
17694 (ix86_expand_vector_extract): Likewise.
17696 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
17697 __SSE4_1__ for -msse4.1.
17699 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
17700 (UNSPEC_INSERTPS): Likewise.
17701 (UNSPEC_DP): Likewise.
17702 (UNSPEC_MOVNTDQA): Likewise.
17703 (UNSPEC_MPSADBW): Likewise.
17704 (UNSPEC_PHMINPOSUW): Likewise.
17705 (UNSPEC_PTEST): Likewise.
17706 (UNSPEC_ROUNDP): Likewise.
17707 (UNSPEC_ROUNDS): Likewise.
17709 * config/i386/i386.opt (msse4.1): New for SSE4.1.
17711 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
17712 (const_pow2_1_to_32768_operand): Likewise.
17714 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
17717 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
17719 (sse4_1_insertps): Likewise.
17720 (*sse4_1_extractps): Likewise.
17721 (sse4_1_ptest): Likewise.
17722 (sse4_1_mulv2siv2di3): Likewise.
17723 (*sse4_1_mulv4si3): Likewise.
17724 (*sse4_1_smax<mode>3): Likewise.
17725 (*sse4_1_umax<mode>3): Likewise.
17726 (*sse4_1_smin<mode>3): Likewise.
17727 (*sse4_1_umin<mode>3): Likewise.
17728 (sse4_1_eqv2di3): Likewise.
17729 (*sse4_1_pinsrb): Likewise.
17730 (*sse4_1_pinsrd): Likewise.
17731 (*sse4_1_pinsrq): Likewise.
17732 (*sse4_1_pextrb): Likewise.
17733 (*sse4_1_pextrb_memory): Likewise.
17734 (*sse4_1_pextrw_memory): Likewise.
17735 (*sse4_1_pextrq): Likewise.
17736 (sse4_1_blendpd): Likewise.
17737 (sse4_1_blendps): Likewise.
17738 (sse4_1_blendvpd): Likewise.
17739 (sse4_1_blendvps): Likewise.
17740 (sse4_1_dppd): Likewise.
17741 (sse4_1_dpps): Likewise.
17742 (sse4_1_movntdqa): Likewise.
17743 (sse4_1_mpsadbw): Likewise.
17744 (sse4_1_packusdw): Likewise.
17745 (sse4_1_pblendvb): Likewise.
17746 (sse4_1_pblendw): Likewise.
17747 (sse4_1_phminposuw): Likewise.
17748 (sse4_1_extendv8qiv8hi2): Likewise.
17749 (*sse4_1_extendv8qiv8hi2): Likewise.
17750 (sse4_1_extendv4qiv4si2): Likewise.
17751 (*sse4_1_extendv4qiv4si2): Likewise.
17752 (sse4_1_extendv2qiv2di2): Likewise.
17753 (*sse4_1_extendv2qiv2di2): Likewise.
17754 (sse4_1_extendv4hiv4si2): Likewise.
17755 (*sse4_1_extendv4hiv4si2): Likewise.
17756 (sse4_1_extendv2hiv2di2): Likewise.
17757 (*sse4_1_extendv2hiv2di2): Likewise.
17758 (sse4_1_extendv2siv2di2): Likewise.
17759 (*sse4_1_extendv2siv2di2): Likewise.
17760 (sse4_1_zero_extendv8qiv8hi2): Likewise.
17761 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
17762 (sse4_1_zero_extendv4qiv4si2): Likewise.
17763 (*sse4_1_zero_extendv4qiv4si2): Likewise.
17764 (sse4_1_zero_extendv2qiv2di2): Likewise.
17765 (*sse4_1_zero_extendv2qiv2di2): Likewise.
17766 (sse4_1_zero_extendv4hiv4si2): Likewise.
17767 (*sse4_1_zero_extendv4hiv4si2): Likewise.
17768 (sse4_1_zero_extendv2hiv2di2): Likewise.
17769 (*sse4_1_zero_extendv2hiv2di2): Likewise.
17770 (sse4_1_zero_extendv2siv2di2): Likewise.
17771 (*sse4_1_zero_extendv2siv2di2): Likewise.
17772 (sse4_1_roundpd): Likewise.
17773 (sse4_1_roundps): Likewise.
17774 (sse4_1_roundsd): Likewise.
17775 (sse4_1_roundss): Likewise.
17776 (mulv4si3): Don't expand for SSE4.1.
17777 (smax<mode>3): Likewise.
17778 (umaxv4si3): Likewise.
17779 (uminv16qi3): Likewise.
17780 (umin<mode>3): Likewise.
17781 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
17783 * doc/extend.texi: Document SSE4.1 built-in functions.
17785 * doc/invoke.texi: Document -msse4.1.
17787 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
17789 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
17790 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
17791 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
17792 (ASM_SPEC): Add asm_pcrel_spec.
17793 (EXTRA_SPECS): Add asm_pcrel_spec.
17795 2007-05-21 David Daney <ddaney@avtrex.com>
17797 * doc/install.texi (Building a cross compiler): Add requirements
17798 for Java cross compiler.
17800 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
17802 PR middle-end/31995
17803 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
17804 Add loopno argument. Use evolution_function_is_invariant_rec_p
17805 instead of evolution_function_is_constant_p.
17806 Update calls to evolution_function_is_affine_multivariate_p.
17807 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
17808 Add loopno argument.
17809 * tree-scalar-evolution.c (gather_chrec_stats): Call
17810 evolution_function_is_affine_multivariate_p with a loop
17812 * tree-data-ref.c (analyze_miv_subscript): Likewise.
17813 (analyze_overlapping_iterations): Likewise.
17814 (access_functions_are_affine_or_constant_p): Likewise.
17815 (build_classic_dist_vector_1): If the access functions
17816 are equal, don't do anything.
17818 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
17819 Paolo Carlini <pcarlini@suse.de>
17820 Uros Bizjak <ubizjak@gmail.com>
17822 * c-cppbuiltin.c (c_cpp_builtins): Define
17823 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
17824 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
17825 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
17826 * doc/cpp.texi ([Standard Predefined Macros]): Document.
17828 2007-05-21 Mike Stump <mrs@apple.com>
17830 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
17832 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
17834 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
17836 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
17837 implementation if __OPTIMIZE__ is not defined.
17838 (_mm_alignr_pi8): Ditto.
17839 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
17840 (_mm_inserti_si64): Ditto.
17841 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
17842 (_mm_slli_epi16): Ditto.
17843 (_mm_slli_epi32): Ditto.
17844 (_mm_slli_epi64): Ditto.
17845 (_mm_srai_epi16): Ditto.
17846 (_mm_srai_epi32): Ditto.
17847 (_mm_srli_si128): Ditto.
17848 (_mm_slli_si128): Ditto.
17849 (_mm_srli_epi16): Ditto.
17850 (_mm_srli_epi32): Ditto.
17851 (_mm_srli_epi64): Ditto.
17852 (_mm_extract_epi16): Ditto.
17853 (_mm_insert_epi16): Ditto.
17854 (_mm_shufflehi_epi16): Ditto.
17855 (_mm_shufflelo_epi16): Ditto.
17856 (_mm_shuffle_epi32): Ditto.
17857 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
17858 (_m_pextrw): Ditto.
17859 (_mm_insert_pi16): Ditto.
17860 (_m_pinsrw): Ditto.
17861 (_mm_shuffle_pi16): Ditto.
17862 (_m_pshufw): Ditto.
17863 (_mm_shufle_ps): Ditto.
17864 (_mm_prefetch): Ditto.
17866 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
17868 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
17869 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
17870 * real.c (encode_i370_single, decode_i370_single,
17871 encode_i370_double, decode_i370_double): Functions removed.
17872 (i370_single_format, i370_double_format): Initializations removed.
17873 (real_maxval, round_for_format, exact_real_truncate, significand_size):
17874 Consider the log2_b field to always be one.
17875 (ieee_single_format, mips_single_format, coldfire_single_format,
17876 ieee_double_format, mips_double_format, coldfire_double_format,
17877 ieee_extended_motorola_format, ieee_extended_intel_96_format,
17878 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
17879 ibm_extended_format, mips_extended_format, ieee_quad_format,
17880 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
17881 decimal_single_format, decimal_double_format, decimal_quad_format,
17882 c4x_single_format, c4x_extended_format, real_internal_format): Remove
17883 initialization of log2_b.
17884 * real.h (i370_single_format, i370_double_format): Declarations
17886 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
17887 field to always be one.
17889 2007-05-21 Andreas Schwab <schwab@suse.de>
17891 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
17892 NOTE_INSN_BASIC_BLOCK_P.
17893 (process_for_unwind_directive): Likewise.
17895 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
17897 * builtins.c (expand_builtin_setjmp_setup): Update comment.
17898 * function.h (struct function): Move va_list_gpr_size,
17899 va_list_fpr_size, function_frequency to front of bitfields. Add
17901 (current_function_calls_unwind_init): New.
17902 * except.c (expand_builtin_unwind_init): Set
17903 current_function_calls_unwind_init not
17904 current_function_has_nonlocal_label.
17905 * reload1.c (has_nonexceptional_receiver): New.
17906 (reload): Use it and current_function_calls_unwind_init to
17907 determine whether call-saved regs must be saved.
17909 2007-05-20 Jan Hubicka <jh@suse.cz>
17911 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
17912 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
17913 * ddg.c (create_ddg): LIkewise.
17914 * final.c (final): Remove hunk moving line number notes around since
17915 they are no longer present at this stage.
17916 (final_scan_insn): Use NOTE_KIND instead of
17917 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
17918 (output_asm_label): Likewise.
17919 * reorg.c (dbr_schedule): Likewise.
17920 * haifa-sched.c (unlink_other_notes): Likewise.
17921 * mode-switching.c (optimize_mode_switching): Likewise.
17922 * graph.c (start_bb): Likewise.
17923 * rtl.def (NOTE): Update description.
17924 * jump.c (squeeze_notes): Delete.
17925 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
17926 NOTE_INSN_BASIC_BLOCK_P when possible.
17927 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
17928 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
17929 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
17930 (dwarf2out_var_location): Likewise.
17931 * cfgbuild.c (make_edges): Likewise.
17932 (find_basic_blocks_1): Likewise.
17933 * function.c (reorder_blocks_1): Likewise.
17934 (epilogue_done): Likewise.
17935 (reposition_prologue_and_epilogue_notes): Likewise.
17936 * print-rtl.c (print_rtx): Likewise; drop code for printing
17938 (print_rtl): Likewise.
17939 (print_rtl_single): Likewise.
17940 * gcse.c (insert_insn_start_bb): Likewise.
17941 * alias.c (init_alias_analysis): Likewise.
17942 * calls.c (fixup_tail_calls): Likewise.
17943 * except.c (sjlj_emit_function_enter): Likewise.
17944 * emit-rtl.c (add_insn_after): Likeiwse.
17945 (emit_label_before): Likewise.
17946 (emit_label_after): Likewise.
17947 (emit_note_before, emit_note_after, emit_note): Update
17948 parameter to be enum insn_note; do not deal with source
17950 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
17951 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
17953 (merge_blocks_move_successor_nojumps): Simplify now when
17954 we don't have BLOCK notes.
17955 (try_optimize_cfg): Likewise.
17956 * cfglayout.c (skip_insns_after_block): Likewise.
17957 (record_effective_endpoints): Likewise.
17958 (duplicate_insn_chain): Likewise.
17959 * varasm.c (output_constant_pool_1): Likewise.
17960 * sched-deps.c (sched_analyze): Likewise.
17961 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
17963 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
17964 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
17965 (SET_INSN_DELETED): Simplify.
17966 (NOTE_LINE_NUMBER): Exterminate.
17967 (NOTE_LINE_KIND): New.
17968 (NOTE_INSN_BASIC_BLOCK_P): Update.
17969 (enum insn_note): Simplify.
17970 (GET_NOTE_INSN_NAME) Simplify.
17971 (emit_note_before, emit_note_after, emit_note): Update prototype.
17972 (squeeze_notes): Remove.
17973 * sched-int.h (NOTE_NOT_BB_P): Update.
17974 * resource.c (mark_target_live_regs): Update.
17975 * sched-rgn.c (debug_dependencies): Update.
17976 * sched-vis.c (print_insn): Update.
17977 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
17978 * config/i386/i386.c (ix86_output_function_epilogue): Update.
17979 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
17980 (TARGET_ADJUST_UNROLL_MAX): Likewise.
17981 (split_branches): Update.
17982 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
17984 (sh_adjust_unroll_max): Exterminate.
17985 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
17986 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
17987 (m68hc11_reorg): Likewise.
17988 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
17989 (emit_predicate_relation_info): Update.
17990 (process_for_unwind_directive): Update.
17991 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
17992 (output_call): Update.
17993 * config/pa/pa.c (output_lbranch): Update.
17994 (output_millicode_call): Update.
17995 (output_call): Update.
17996 (pa_combine_instructions): Update.
17997 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
17998 * config/bfin/bfin.c (gen_one_bundle): Update.
17999 * cfgrtl.c (can_delete_note_p): Update.
18000 (delete_insn): Update.
18001 (rtl_merge_blocks): Update.
18002 (commit_one_edge_insertion): Update.
18003 (rtl_verify_flow_info): Update.
18004 * stmt.c (expand_case): Do not call squeeze_notes.
18006 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18013 * c.opt (Wtype-limits): New.
18014 * doc/invoke.texi (Wtype-limits): Document it.
18015 (Wextra): Enabled by -Wextra.
18016 * c-opts.c (c_common_post_options): Enabled by -Wextra.
18017 * c-common.c (shorten_compare): Warn with Wtype-limits.
18019 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
18021 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
18022 inlined function, not as a macro.
18023 (_mm_alignr_pi8): Ditto.
18024 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
18025 (_mm_inserti_si64): Ditto.
18026 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
18027 (_mm_extract_epi16): Ditto.
18028 (_mm_insert_epi16): Ditto.
18029 (_mm_shufflehi_epi16): Ditto.
18030 (_mm_shufflelo_epi16): Ditto.
18031 (_mm_shuffle_epi32): Ditto.
18032 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
18033 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
18035 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
18037 (_m_to_float): Use C89 compatible assignment.
18039 2007-05-20 Martin Michlmayr <tbm@cyrius.com>
18042 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
18044 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18047 * doc/invoke.texi (Wreturn-type): Complete description.
18048 (Wextra): Delete item about return-type warning.
18049 * c-decl.c: Delete redundant Wextra warning.
18051 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
18054 * config/i386/pmmintrin.h: Do not include xmmintrin.h
18055 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
18056 inlined function, not as a macro.
18057 (_mm_prefetch): Ditto.
18058 (_m_pextrw): Ditto.
18059 (_mm_insert_pi16): Ditto.
18060 (_m_pinsrw): Ditto.
18061 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
18062 (_m_pshufw): Ditto. Add const to __N argument.
18063 (_mm_shufle_ps): Ditto. Add const to __mask argument.
18064 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
18065 (_mm_slli_epi32): Ditto.
18066 (_mm_srli_si128): Implement as always inlined function, not as a
18067 macro. Add __inline to function declaration.
18068 (_mm_slli_si128): Ditto.
18070 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
18072 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
18073 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
18075 (struct fenv): New structure.
18076 (FP_HANDLE_EXCEPTIONS): New define.
18077 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
18078 (_FP_DECL_EXP): New define.
18079 (FP_INIT_ROUNDMODE): New define.
18080 (FP_ROUNDMODE): New define.
18082 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18084 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
18085 (Wconversion): Update description.
18086 (Wconversion-sign): New.
18087 * c.opt (Wconversion-sign): New.
18088 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
18089 means disabled for C++. Otherwise, take the status of Wconversion.
18090 * c-common.c (conversion_warning): Warn with either Wconversion or
18092 (warnings_for_convert_and_check): Conditions are already checked by
18093 conversion_warning.
18094 (convert_and_check): Don't check warnings if the conversion failed.
18096 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
18097 Anatoly Sokolov <aesok@dol.ru>
18099 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
18100 avr_epilogue_uses) : Add declaration.
18101 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
18102 * config/avr/constraints.md (R): New constraint.
18103 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
18104 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
18105 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
18106 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
18107 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
18108 call_prologue_saves, epilogue_restores, return_from_epilogue,
18109 return_from_main_epilogue, return_from_interrupt_epilogue,
18110 return_from_naked_epilogue, prologue, epilogue): New patterns.
18111 (jump): Handle symbol reference.
18112 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
18113 avr_output_function_prologue, avr_output_function_epilogue): Remove
18115 (avr_init_machine_status, expand_prologue, expand_epilogue,
18116 avr_asm_function_end_prologue, avr_epilogue_uses,
18117 avr_asm_function_begin_epilogue): New functions.
18118 (prologue_size, epilogue_size, jump_tables_size): Remove global
18120 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
18121 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
18122 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
18123 (avr_override_options): Initialise init_machine_status.
18124 (output_movhi): Handle all stack pointer loads.
18125 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
18126 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
18127 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
18128 (EPILOGUE_USES) Redefine.
18129 (machine_function) Declare.
18131 2007-05-19 Richard Sandiford <richard@codesourcery.com>
18133 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
18134 Use a single return statement.
18136 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18138 PR middle-end/30250
18139 * builtins.c (do_mpfr_lgamma_r): New.
18140 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
18141 * tree.h (CASE_FLT_FN_REENT): New.
18143 2007-05-18 Geoffrey Keating <geoffk@apple.com>
18145 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
18146 (output_die): Use 'unsigned long' with %x.
18147 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
18148 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
18149 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
18151 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
18153 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
18158 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
18159 true if function has no argument.
18161 2007-05-18 DJ Delorie <dj@redhat.com>
18163 * config/mips/mips.c (mips_offset_within_alignment_p): New.
18164 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
18166 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
18168 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
18169 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
18170 count_trailing_zeros.
18171 (__i386__): Implement count_leading_zeros using __builtin_clz().
18172 Implement count_trailing_zeros usign __builtin_ctz().
18174 2007-05-18 Richard Sandiford <richard@codesourcery.com>
18176 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
18178 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
18180 PR middle-end/31344
18181 * expr.c (emit_move_change_mode): Change mode of push operands here.
18183 2007-05-17 Ian Lance Taylor <iant@google.com>
18185 PR tree-optimization/31953
18186 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
18187 Change all callers.
18188 (set_value_range_to_null): Call set_value_range_to_value.
18189 (extract_range_from_comparison): Likewise.
18191 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18193 * toplev.c (print_version): Output GMP/MPFR version info.
18195 * builtins.c (CASE_MATHFN_REENT): New macro.
18196 (mathfn_built_in): Use it.
18197 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
18198 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
18199 BUILT_IN_LGAMMAL_R): New.
18200 * doc/extend.texi: Document new builtins.
18202 PR middle-end/31796
18203 * builtins.c (do_mpfr_remquo): New.
18204 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
18205 (fold_builtin_3): Handle BUILT_IN_REMQUO.
18207 PR middle-end/30251
18208 * builtins.c (fold_builtin_1): Handle y0, y1.
18209 (fold_builtin_2): Handle yn.
18211 PR middle-end/30251
18212 * builtins.c (do_mpfr_bessel_n): New.
18213 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
18214 (fold_builtin_2): Handle BUILT_IN_JN.
18216 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
18219 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
18220 TYPE_PRECISION (intmax_type_node).
18222 2007-05-17 Steve Ellcey <sje@cup.hp.com>
18225 * reload.c (subst_reloads): Remove checking.
18227 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
18229 PR rtl-optimization/31691
18230 * combine.c (simplify_set): Build a new src pattern instead of
18231 substituting its operands in the COMPARE case.
18233 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
18235 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
18236 (execute_vrp): Preserve loops through jump threading.
18237 * tree-ssa-threadupdate.c (thread_single_edge,
18238 dbds_continue_enumeration_p, determine_bb_domination_status,
18239 thread_through_loop_header): New functions.
18240 (create_edge_and_update_destination_phis,
18241 create_edge_and_update_destination_phis): Set loops for the new blocks.
18242 (prune_undesirable_thread_requests): Removed.
18243 (redirect_edges): Do not pretend that redirect_edge_and_branch can
18245 (thread_block): Do not call prune_undesirable_thread_requests.
18247 (mark_threaded_blocks): Select edges to thread here.
18248 (thread_through_all_blocks): Take may_peel_loop_headers argument.
18249 Thread edges through loop headers independently.
18250 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
18251 * tree-pass.h (TODO_mark_first_instance): New.
18252 (first_pass_instance): Declare.
18253 * cfghooks.c (duplicate_block): Put the block to the original loop
18254 if copy is not specified.
18255 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
18256 jump threading. Pass may_peel_loop_headers to
18257 thread_through_all_blocks according to first_pass_instance.
18258 * cfgloop.h (create_preheader): Declare.
18259 * tree-flow.h (thread_through_all_blocks): Declaration changed.
18260 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
18261 * passes.c (first_pass_instance): New variable.
18262 (next_pass_1): Set TODO_mark_first_instance.
18263 (execute_todo): Set first_pass_instance.
18265 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
18267 PR tree-optimization/24659
18268 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
18269 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
18270 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
18271 OTI_vec_pack_ufix_trunc.
18272 (vec_unpacks_float_hi_optab): Define new macro.
18273 (vec_unpacks_float_lo_optab): Ditto.
18274 (vec_unpacku_float_hi_optab): Ditto.
18275 (vec_unpacku_float_lo_optab): Ditto.
18276 (vec_pack_sfix_trunc_optab): Ditto.
18277 (vec_pack_ufix_trunc_optab): Ditto.
18278 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
18279 and vec_pack_[s|u]fix_trunc_optab using
18280 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
18281 * tree-vectorizer.c (supportable_widening_operation): Handle
18282 FLOAT_EXPR and CONVERT_EXPR. Update comment.
18283 (supportable_narrowing_operation): New function.
18284 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
18285 * tree-vect-transform.c (vectorizable_conversion): Handle
18286 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
18287 (vect_gen_widened_results_half): Move before vectorizable_conversion.
18288 (vectorizable_type_demotion): Call supportable_narrowing_operation()
18289 to check for target support.
18290 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
18291 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
18292 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
18293 for VEC_PACK_FIX_TRUNC_EXPR.
18294 (expand_binop): Special case mode of the result for
18295 vec_pack_[u|s]fix_trunc_optab.
18296 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
18297 vec_pack_[u|s]fix_trunc_optab.
18299 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
18300 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
18301 * tree-pretty-print.c (dump_generic_node): Handle
18302 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
18303 VEC_PACK_FIX_TRUNC_EXPR.
18305 * expr.c (expand_expr_real_1): Ditto.
18306 * tree-inline.c (estimate_num_insns_1): Ditto.
18307 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
18309 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
18310 (vec_unpacks_float_lo_v8hi): Ditto.
18311 (vec_unpacku_float_hi_v8hi): Ditto.
18312 (vec_unpacku_float_lo_v8hi): Ditto.
18313 (vec_unpacks_float_hi_v4si): Ditto.
18314 (vec_unpacks_float_lo_v4si): Ditto.
18315 (vec_pack_sfix_trunc_v2df): Ditto.
18317 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
18319 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
18320 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
18321 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
18322 [vec_pack_ufix_trunc]: Ditto.
18323 [vec_unpacks_float_hi]: Ditto.
18324 [vec_unpacks_float_lo]: Ditto.
18325 [vec_unpacku_float_hi]: Ditto.
18326 [vec_unpacku_float_lo]: Ditto.
18328 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
18330 * soft-fp/README: Update for new files.
18331 * soft-fp/floattisf.c: New file.
18332 * soft-fp/floattidf.c: New file.
18333 * soft-fp/floattitf.c: New file.
18334 * soft-fp/floatuntisf.c: New file.
18335 * soft-fp/floatuntidf.c: New file.
18336 * soft-fp/floatuntitf.c: New file.
18337 * soft-fp/fixsfti.c: New file.
18338 * soft-fp/fixdfti.c: New file.
18339 * soft-fp/fixtfti.c: New file.
18340 * soft-fp/fixunssfti.c: New file.
18341 * soft-fp/fixunsdfti.c: New file.
18342 * soft-fp/fixunstfti.c: New file.
18343 * soft-fp/extendxftf.c: New file.
18344 * soft-fp/trunctfxf.c: New file.
18346 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
18347 (__trunctfxf2): Ditto.
18349 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
18350 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
18351 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
18352 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
18353 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
18354 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
18356 * config/i386/t-fprules-softfp64: New file.
18357 * config/i386/sfp-machine.h: New file.
18358 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
18359 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
18360 and soft-fp/t-softfp to tmake_file.
18361 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
18362 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
18364 * config/i386/t-linux64 (softfp_wrap_start): New.
18365 (softfp_wrap_end): New.
18366 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
18367 supported for TARGET_64BIT.
18369 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
18371 * c-common.c (c_common_signed_or_unsigned_type): Emulate
18372 c_common_unsigned_type behavior.
18374 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
18376 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
18379 2007-05-16 Eric Christopher <echristo@apple.com>
18381 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
18382 saving after stack push. Set sp_offset whenever we push.
18383 (rs6000_emit_epilogue): Move altivec register restore before
18386 2007-05-16 Richard Sandiford <richard@codesourcery.com>
18388 * configure.ac: Allow sysroots to be relocated under $prefix as
18389 well as $exec_prefix.
18390 * configure: Regenerate.
18392 2007-05-16 Richard Sandiford <richard@codesourcery.com>
18396 2007-05-12 Richard Sandiford <richard@codesourcery.com>
18398 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
18399 (gcc_tooldir): Likewise.
18400 * configure: Regenerate.
18401 * Makefile.in (libsubdir_to_prefix): New variable, based on the
18402 old configure.ac gcc_tooldir setting.
18403 (prefix_to_exec_prefix): New variable.
18404 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
18405 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
18407 2007-05-14 Janis Johnson <janis187@us.ibm.com>
18409 * c-typeck.c (build_binary_op): Return early for error.
18411 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
18413 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
18414 struct nb_iter_bound.
18415 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
18416 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
18417 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
18418 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
18419 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
18420 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
18421 (del_scev_info): Use ggc_free.
18422 (scev_initialize): Allocate scalar_evolution_info in gc memory.
18423 * loop-init.c: Include ggc.h.
18424 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
18425 (loop_optimizer_finalize): Use ggc_free.
18426 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
18427 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
18428 pass_iv_optimize): Add TODO_ggc_collect.
18429 * function.h (struct function): Remove skip marker from
18431 * cfgloop.c: Include ggc.h.
18432 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
18434 (establish_preds): Vector superloops is gc allocated.
18435 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
18437 (flow_loops_find): Vector larray is gc allocated.
18438 (loop_exit_free): Use ggc_free.
18439 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
18440 that head of exits list is now not a part of struct loop.
18441 (record_loop_exits): Allocate exits table in gc memory.
18442 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect
18443 that head of exits list is now not a part of struct loop.
18444 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
18445 struct loop_exit): Add GTY marker.
18446 (struct loop): Add GTY marker. Make superloops vector gc allocated.
18447 Add skip marker to aux field. Make head of exits list a separate
18449 (struct loops): Add GTY marker. Make larray vector gc allocated.
18450 Add param marker to exits table.
18451 (get_loops): Type changed.
18452 * Makefile.in (tree-scalar-evolution.o): Add
18453 gt-tree-scalar-evolution.h dependency.
18454 (cfgloop.o, loop-init.o): Add ggc.h dependency.
18455 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
18456 * basic-block.h (struct basic_block_def): Remove skip marker from
18459 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
18461 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
18462 of 0 in the call to expand_expr().
18463 (expand_builtin_mathfn_3): Ditto.
18464 (expand_builtin_interclass_mathfn): Ditto.
18465 (expand_builtin_cexpi): Ditto.
18466 (expand_builtin_int_roundingfn): Ditto.
18467 (expand_builtin_int_roundingfn_2): Ditto.
18468 (expand_builtin_pow): Ditto.
18469 (expand_builtin_powi): Ditto.
18470 (expand_builtin_bswap): Ditto.
18471 (expand_builtin_unop): Ditto.
18472 (expand_builtin_fabs): Ditto.
18473 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
18474 the call to expand_expr().
18475 (expand_builtin_sync_operation): Ditto.
18476 (expand_builtin_compare_and_swap): Ditto.
18477 (expand_builtin_lock_test_and_set): Ditto.
18478 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
18479 instead of 0 in the call to expand_expr().
18480 (expand_builtin_extract_return_addr): Ditto.
18481 (expand_builtin_eh_return): Ditto.
18482 (expand_eh_return): Ditto.
18483 * explow.c (expr_size): Ditto.
18484 * expr.c (optimize_bitfield_assignment_op): Ditto.
18485 (expand_assignement): Ditto.
18486 (store_expr): Ditto.
18487 (store_field): Ditto.
18488 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
18489 the call to expand_expr().
18490 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
18491 in the call to expand_expr().
18492 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
18493 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
18494 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
18496 * optabs.c (expand_vec_shift_expr): Ditto.
18497 (expand_vec_cond_expr): Ditto.
18498 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
18499 call to expand_expr().
18500 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
18501 in the call to expand_expr().
18503 2007-05-14 Dave Korn <dave.korn@artimi.com>
18505 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
18507 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
18509 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
18510 instead of c_common_unsigned_type.
18511 (c_common_unsigned_type): Remove.
18512 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
18513 c_common_unsigned_type.
18514 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
18515 c_common_unsigned_type.
18516 * c-common.h (c_common_unsigned_type): Remove.
18517 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
18518 c_common_unsigned_type.
18519 * c-format.c (check_format_types): Use unsigned_type_for instead of
18520 c_common_unsigned_type.
18521 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
18522 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead
18523 of c_common_unsigned_type.
18524 * convert.c (convert_to_integer): Use unsigned_type_for instead of
18525 lang_hooks.types.unsigned_type.
18526 * expmed.c (make_tree): Use unsigned_type_for instead of
18527 lang_hooks.types.unsigned_type.
18528 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
18529 lang_hooks.types.unsigned_type.
18530 (build_range_check): Likewise.
18531 (fold_unary): Likewise.
18532 (fold_binary): Likewise.
18533 (fold_ternary): Likewise.
18534 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
18535 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
18536 * tree.c (get_unsigned_type): New.
18537 (unsigned_type_for): Use get_unsigned_type instead of
18538 lang_hooks.types.unsigned_type.
18540 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
18542 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
18543 to m68k_get_function_kind. Update its prototype.
18544 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
18546 (m68k_interrupt_function_p): Return enum m68k_function_type
18547 instead of bool. Rename to m68k_get_function_kind.
18548 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
18549 target is not fido.
18550 (m68k_compute_frame_layout): Don't mark any register for save
18551 if an interrupt_thread attribute is specified.
18552 (m68k_hard_regno_rename_ok): Update a use of
18553 m68k_interrupt_function_p.
18554 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
18555 m68k_interrupt_function_p.
18556 (m68k_function_type): New.
18557 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
18558 for a function with an interrupt_thread attribute.
18559 * doc/extend.texi: Document the interrupt_thread attribute.
18561 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
18563 Fix PR tree-optimization/31911
18564 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
18565 if they didn't change the expression.
18567 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
18569 * tree-scalar-evolution.c (resolve_mixers): Exported.
18570 * tree-scalar-evolution.h (resolve_mixers): Declare.
18571 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
18572 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
18573 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
18574 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
18575 init_array_ref, init_pointer_ref, analyze_indirect_ref,
18576 strip_conversion, analyze_offset_expr, address_analysis,
18577 object_analysis, analyze_offset): Removed.
18578 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
18579 split_constant_offset, canonicalize_base_object_address,
18580 object_address_invariant_in_loop_p, disjoint_objects_p,
18581 dr_may_alias_p, dr_address_invariant_p): New functions.
18582 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
18583 and dr_analyze_alias.
18584 (initialize_data_dependence_relation): Use dr_may_alias_p
18585 and object_address_invariant_in_loop_p.
18586 (compute_self_dependence): Handle the case when
18587 DDR_ARE_DEPENDENT (ddr) is chrec_dont_know.
18588 (find_data_references_in_stmt): Restrict the analysis of data
18589 references to the given loop nest.
18590 (find_data_references_in_loop): Made static. Pass loop nest to
18591 find_data_references_in_stmt.
18592 (compute_data_dependences_for_loop): Use DR_VOPS.
18593 (free_data_ref): Free DR_VOPS.
18594 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
18595 (struct innermost_loop_behavior): ... new.
18596 (struct base_object_info): Replaced by ...
18597 (struct indices): ... new.
18598 (struct dr_alias): New.
18599 (enum data_ref_type): Removed.
18600 (struct data_reference): Consist of struct innermost_loop_behavior,
18601 struct indices and struct dr_alias.
18602 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
18603 (DR_MEMTAG): Renamed to ...
18604 (DR_SYMBOL_TAG): ... this.
18605 (find_data_references_in_loop): Declaration removed.
18606 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
18607 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
18608 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
18609 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
18611 2007-05-13 Revital Eres <eres@il.ibm.com>
18613 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
18614 which walks virtual def-use chains to find redundant stores.
18615 (dse_optimize_stmt): Call it.
18617 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
18619 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
18620 * passes.c (init_optimization_passes): Move pass_jump_bypass
18623 * basic-block.h (bb_has_eh_pred): Fix style issue.
18625 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
18627 PR rtl-optimization/31848
18628 * loop-invariant.c (move_invariant_reg): If we move an insn
18629 with a REG_EQUAL note, and that insn is not always executed,
18630 remove the REG_EQUAL note.
18632 2007-05-12 Richard Guenther <rguenther@suse.de>
18634 PR tree-optimization/31797
18635 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
18636 propagate into a stmt that has volatile ops.
18638 2007-05-12 Richard Sandiford <richard@codesourcery.com>
18640 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
18641 (gcc_tooldir): Likewise.
18642 * configure: Regenerate.
18643 * Makefile.in (libsubdir_to_prefix): New variable, based on the
18644 old configure.ac gcc_tooldir setting.
18645 (prefix_to_exec_prefix): New variable.
18646 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
18647 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
18649 2007-05-11 Silvius Rus <rus@google.com>
18651 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
18652 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
18653 * c-common.h (strict_aliasing_warning): Change return type.
18654 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
18655 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
18656 (build_c_cast): Condition call to strict_aliasing_warning.
18657 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
18658 * flags.h (set_Wstrict_aliasing): Declare.
18659 * opts.c (set_Wstrict_alising): Define, add call to.
18660 * tree-flow.h (strict_aliasing_warning_backend): Declare.
18661 * tree-ssa-alias-warnings.c: New file.
18662 * tree-ssa-alias.c (compute_may_aliases): Add call to
18663 strict_aliasing_warning_backend.
18665 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
18667 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
18668 Use loop_depth and loop_outer accessor functions.
18669 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
18670 determine_invariantness_stmt, move_computations_stmt): Ditto.
18671 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
18672 add_loop, loopify, unloop, fix_loop_structure): Ditto.
18673 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
18674 * tree-scalar-evolution.c (interpret_loop_phi,
18675 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
18676 instantiate_parameters_1, scev_const_prop): Ditto.
18677 * cfghooks.c (make_forwarder_block): Ditto.
18678 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
18679 * modulo-sched.c (loop_canon_p): Ditto.
18680 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
18681 slpeel_can_duplicate_loop_p): Ditto.
18682 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
18683 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
18684 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
18685 cancel_loop, verify_loop_structure): Ditto.
18686 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
18687 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
18688 superloops vector instead of "pred" array.
18689 (establish_preds): Take father loop as an argument. Initialize the
18691 (flow_loop_tree_node_add): Pass father loop to establish_preds.
18692 Do not initialize loop->outer.
18693 (flow_loop_tree_node_remove): Truncate the superloops vector.
18694 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
18695 "pred" merged to "superloops" vector.
18696 (loop_depth, loop_outer): New.
18697 (fel_init): Use loop_outer.
18699 2007-05-11 Jan Hubicka <jh@suse.cz>
18701 * cgraphunit.c: Include gt-cgraphunit.h
18702 (static_ctors, static_dtors): New static vars.
18703 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
18704 based on implementation in c-common.c
18705 (cgraph_finalize_function): Call record_cdtor_fn.
18706 (cgraph_optimize): Call cgraph_build_cdtor_fns.
18707 * decl.c (finish_function): Do not call c_record_cdtor_fn.
18708 (c_write_global_declarations): Do not call c_build_cdtor_fns.
18709 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
18710 build_cdtor, c_build_cdtor_fns): Remove.
18711 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
18712 c_build_cdtor_fns): Remove prototype.
18714 2007-05-11 Paolo Carlini <pcarlini@suse.de>
18717 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
18718 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
18719 * builtins.c (fold_builtin_memchr): New.
18720 (expand_builtin_memchr): Call the latter.
18721 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
18722 * doc/extend.texi ([Other built-in functions provided by GCC]):
18725 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
18727 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
18728 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
18729 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
18730 PFPO_OP1_TYPE_SHIFT): Constants added.
18731 (DFP_ALL): Mode macro defined.
18732 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
18733 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
18734 Insn definitions added.
18735 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
18736 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
18739 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
18741 PR tree-optimization/31885
18742 * tree-chrec.c (chrec_contains_undetermined): Do not consider
18743 NULL_TREE to be undetermined.
18744 (automatically_generated_chrec_p): Return false for NULL.
18746 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
18748 * config/bfin/bfin.h (MOVE_RATIO): Define.
18750 2007-05-10 Richard Sandiford <richard@codesourcery.com>
18752 * config.gcc (sparc-wrs-vxworks): New target.
18753 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
18754 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
18755 * config/sparc/sparc.h: Include vxworks-dummy.h.
18756 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
18757 include LABEL_REFs too.
18758 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
18759 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
18761 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
18763 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
18764 (sparc_emit_call_insn): New function.
18765 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
18766 functions when generating VxWorks PIC.
18767 * config/sparc/sparc.md (vxworks_load_got): New pattern.
18768 (call, call_value): Use sparc_emit_call_insn instead of
18771 2007-05-09 Bob Wilson <bob.wilson@acm.org>
18773 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
18775 2007-05-09 Bob Wilson <bob.wilson@acm.org>
18777 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
18778 for floating-point values if HOST_BITS_PER_LONG > 32. Use
18779 split_double instead of operand_subword.
18781 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
18783 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
18784 * config/bfin/bfin.c (bfin_local_alignment): New function.
18785 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
18787 2007-05-08 Chao-ying Fu <fu@mips.com>
18789 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
18790 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
18791 (smsub_widen_optab, umsub_widen_optab): Define.
18792 * optabs.c (init_optabs): Initialize smsub_widen_optab and
18794 * genopinit.c (optabs): Fill in smsub_widen_optab and
18796 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
18797 and umsub_widen_optab to implement multiply-subtract sequences.
18798 * config/mips/mips.md (*msac<u>_di): Rename to...
18799 (<u>msubsidi4): ...this. Extend condition to include
18800 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
18801 of operand 0 to "ka" and use the three-operand form of msub<u>
18803 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
18806 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
18808 PR rtl-optimization/28011
18809 * reload.c (push_reload): Set dont_share if IN appears in OUT
18810 also when IN is a PLUS rtx.
18811 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
18814 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
18816 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
18817 call unshare_all_decls.
18818 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
18819 (unshare_all_decls): Remove.
18821 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
18824 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
18827 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
18828 Nigel Stephens <nigel@mips.com>
18830 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
18831 Update comments and all uses.
18832 (MIN_FPRS_PER_FMT): Define.
18833 * config/mips/mips.c (function_arg): Fix to correctly handle
18834 the -mips32r2 -mfp64 -mabi=32 case.
18835 (override_options): Enable use of odd-numbered registers for
18836 SFmode values on MIPS32.
18837 (mips_save_reg_p): Save whole floating-point register pair if
18838 either half is used.
18839 (compute_frame_size): Fix comment.
18841 2007-05-08 Jie Zhang <jie.zhang@analog.com>
18843 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
18844 argument of type bool.
18845 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
18846 argument. Safely select temporary P register according to it.
18847 (do_link): Change call site of add_to_reg accordingly.
18848 (do_unlink): Add epilogue_p as a fourth argument and pass it
18850 (expand_interrupt_handler_epilogue): Change call of do_unlink
18852 (bfin_expand_prologue): Add a third argument sibcall_p.
18853 * config/bfin/bfin.md (epilogue): Change call of
18854 bfin_expand_epilogue accordingly.
18855 (sibcall_epilogue): Likewise.
18856 (eh_return_internal): Likewise.
18858 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
18859 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
18860 * config/bfin/bfin.c (bfin_handle_option): Handle
18861 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
18862 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
18863 Support bf534, bf536 and bf561.
18864 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
18866 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
18869 * config/i386/i386.c (ix86_function_regparm): Process local
18870 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
18872 2007-05-07 Mike Stump <mrs@apple.com>
18874 * doc/invoke.texi (Warning Options): Document that -Wempty-body
18875 also checks for and while statements in C++.
18877 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
18879 * gcc.c (at_file_supplied): New variable.
18880 (main): Set it if we expanded argv.
18881 (do_spec_1): Pass an @-file to the linker if we were called with
18882 an @-file argument and HAVE_GNU_LD.
18883 * collect2.c (at_file_supplied): New variable.
18884 (response_file): New variable.
18885 (collect_exit): Unlink response_file if necessary.
18886 (handler): Likewise.
18887 (do_wait): Likewise.
18888 (main): Set at_file_supplied if we expanded argv.
18889 (collect_execute): Pass an @-file to subprocesses if we were called
18890 with an @-file argument.
18891 * configure.ac: Add define for HAVE_GNU_LD.
18892 * configure: Regenerate.
18893 * config.in: Regenerate.
18895 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
18897 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
18898 operand to HI mode.
18903 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
18905 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
18906 (TARGET_ENCODE_SECTION_INFO): Re-define.
18907 (m32c_encode_section_info): New
18908 (function_vector_handler): New
18909 (current_function_special_page_vector): New
18910 (m32c_special_page_vector_p): New.
18911 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
18913 * config/m32c/jump.md: Added instruction JSRS for functions
18914 with attribute "function_vector".
18915 * doc/extend.texi (function_vector): Added description
18916 for M16C, M32C targets.
18918 2007-05-07 DJ Delorie <dj@redhat.com>
18921 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
18922 ashrpsi3, lshrpsi3): Update shift count constraint.
18924 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
18925 Nathan Froyd <froydnj@codesourcery.com>
18928 * c-incpath.c (add_path): Strip trailing path separators.
18930 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
18932 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
18933 Free dominance info before purging EH edges.
18934 (eliminate_degenerate_phis): Likewise.
18935 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
18937 2007-05-07 Jan Hubicka <jh@suse.cz>
18939 * gimplify.c (gimplify_expr): Do not crash when folding
18940 (void *)(int)&a + 4.
18942 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
18945 * c-opts.c (lang_fortran): Make it non static.
18946 * c-common.h (lang_fortran): New prototype.
18947 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
18948 -lang-fortran option was passed by the driver.
18950 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
18952 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
18953 of ASSERT_CHECKING. Tweak message.
18955 2007-05-06 Revital Eres <eres@il.ibm.com>
18958 * loop-unroll.c (insert_var_expansion_initialization):
18959 Initialize the expansions with -zero instead of +zero.
18961 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
18963 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
18964 into pic and non-pic versions. Mark r19 as used for
18965 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
18966 for tgd_load, tld_load and tie_load .
18967 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
18968 version of tgd_load, tld_load and tie_load depending on the
18971 2007-05-04 Ulrich Drepper <drepper@redhat.com>
18972 Jakub Jelinek <jakub@redhat.com>
18974 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
18975 (__do_global_dtors_aux): Use more paranoid loop to run
18976 destructors if HIDDEN_DTOR_LIST_END.
18977 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
18979 2007-05-04 Jakub Jelinek <jakub@redhat.com>
18981 * varasm.c (align_variable): Don't increase alignment for
18982 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
18983 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
18985 2007-05-04 Josh Conner <jconner@apple.com>
18987 * basic-block.h (cdi_direction): Assign values to all enumeration
18989 (dom_computed): Remove.
18990 (dom_info_state): New.
18991 (set_dom_info_availability): New.
18992 * tree-ssa-loop-im.c (determine_invariantness): Initialize
18993 walk_data.dom_direction.
18994 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
18995 instead of dom_computed[].
18996 (split_edge): Likewise.
18997 (create_basic_block): Likewise.
18998 (merge_blocks): Likewise.
18999 * ifcvt.c (find_if_header): Likewise.
19000 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
19001 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
19002 * tree-ssa.c (verify_ssa): Likewise.
19003 * tree-cfg.c (tree_verify_flow_info): Likewise.
19004 (remove_edge_and_dominated_blocks): Likewise.
19005 * dominance.c (dom_computed): Make static.
19006 (calc_dfs_tree_nonrec): Change third param to a bool.
19007 (calc_dfs_tree): Change second param to a bool.
19008 (calc_idioms): Change second param to a bool. Use
19009 dom_convert_dir_to_idx.
19010 (init_dom_info): Validate dir before using.
19011 (dom_convert_dir_to_idx): New.
19012 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
19013 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
19014 (free_dominance_info): Use dom_convert_dir_to_idx.
19015 (get_immediate_dominator): Likewise.
19016 (set_immediate_dominator): Likewise.
19017 (get_dominated_by): Likewise.
19018 (redirect_immediate_dominators): Likewise.
19019 (nearest_common_denominator): Likewise.
19020 (dominated_by_p): Likewise.
19021 (bb_dom_dfs_in): Likewise.
19022 (bb_dom_dfs_out): Likewise.
19023 (recount_dominator): Likewise.
19024 (iterate_fix_dominators): Likewise.
19025 (add_to_dominance_info): Likewise.
19026 (delete_from_dominance_info): Likewise.
19027 (first_dom_son): Likewise.
19028 (next_dom_son): Likewise.
19029 (dom_info_available_p): Likewise.
19030 (dom_info_state): New.
19031 (set_dom_info_availability): New.
19033 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
19035 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
19037 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
19039 2007-05-04 Bob Wilson <bob.wilson@acm.org>
19041 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
19042 (subdi3, subdi_carry): Delete.
19044 2007-05-04 Jan Hubicka <jh@suse.cz>
19045 Richard Guenther <rguenther@suse.de>
19047 * opts.c (decode_options): Do not fiddle with inlining
19048 parameters in case of optimizing for size.
19049 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
19050 for size do nothing.
19051 (cgraph_decide_inlining_of_small_function): When optimizing for
19052 size never inline functions increasing caller size.
19053 (cgraph_early_inlining): Inline for size when optimizing for size.
19055 2007-05-04 Bernd Schmidt <bernd.schmidt@analog.com>
19057 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
19058 logical operations piecewise.
19059 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
19060 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
19061 subdi_sesidi_di): Delete.
19062 (add_with_carry): Produce carry in CC instead of a DREG to shorten
19063 the generated sequence. Allow three-reg add in constraints. Rewrite
19064 the rtl expression for carry to avoid zero_extend of a constant.
19065 (sub_with_carry): New pattern.
19066 (adddi3, subdi3): Change into define_expand. For subtract, generate a
19067 different sequence not involving jumps.
19068 (notbi): Now a named pattern.
19070 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
19072 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
19073 Add the note about a significant loss of accuracy of some
19074 mathematical routines when these options are used.
19076 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
19078 * haifa-sched.c (rtx_vec_t): New typedef.
19079 (contributes_to_priority_p): Extract piece of priority () into new
19081 (priority): Use the function. Add assertion.
19082 (rank_for_schedule, set_priorities): Add assertion to check that
19083 insn's priority is initialized.
19084 (clear_priorities, calc_priorities): Change signature. Make it update
19085 all relevant insns. Update all callers ('add_to_speculative_block ()'
19086 and 'create_block_check_twin ()').
19087 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
19088 Add new field 'priority_status'.
19089 (INSN_PRIORITY_STATUS): New macro.
19090 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
19092 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
19094 * sched-ebb.c (debug_ebb_dependencies): New static function.
19095 (init_ready_list): Use it.
19097 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
19098 with changed signature and 'debug_rgn_dependencies ()'.
19099 (debug_rgn_dependencies): New static function.
19100 (init_ready_list): Use it.
19102 * sched-int.h (debug_dependencies): Declare.
19104 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
19106 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
19108 2007-05-04 Dirk Mueller <dmueller@suse.de>
19110 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
19112 2007-05-03 Jan Hubicka <jh@suse.cz>
19114 * fold-const.c (fold_unary): Convert (T1)(X op Y) into
19115 ((T1)X op (T1)Y), for pointer type in more cases than before.
19117 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
19119 * tree-object-size.c (plus_expr_object_size): When operand size is
19120 unknown, return unknown.
19122 2007-05-03 Dirk Mueller <dmueller@suse.de>
19124 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
19126 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
19129 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
19131 2007-05-03 Janis Johnson <janis187@us.ibm.com>
19133 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
19135 2007-05-03 Joseph Myers <joseph@codesourcery.com>
19137 * config/soft-fp/double.h, config/soft-fp/extended.h,
19138 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
19139 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
19140 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
19141 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
19144 2007-05-03 Ian Lance Taylor <iant@google.com>
19146 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
19147 MASK_PPC_GFXOPT for 8540 or 8548.
19149 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
19151 * tree-vect-transform.c (vect_update_inits_of_drs): Use
19152 vect_print_dump_info() to output debug information.
19154 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
19157 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
19158 operands of size 2 when operand is not MEM_P.
19160 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
19162 PR tree-optimization/30565
19163 * lambda-code.c (perfect_nestify): Fix updating of dominators.
19165 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
19167 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
19168 (umulsi3_highpart): Use them.
19169 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
19170 for final accumulator to D regisster tranfser.
19172 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
19174 PR tree-optimization/31699
19175 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove
19177 (vect_enhance_data_refs_alignment): Compute peel amount using
19178 TYPE_VECTOR_SUBPARTS instead of vf.
19179 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
19181 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
19184 * system.h: Remove inclusion of double-int.h
19185 * tree.h: Include double-int.h
19186 * gengtype.c: Likewise
19187 * cfgloop.h: Likewise
19188 * Makefile.in: Adjust dependencies on double-int.h
19190 2007-05-02 Eric Christopher <echristo@apple.com>
19192 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
19193 -shared to -Zdynamiclib.
19195 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
19198 * c-common.c (strip_pointer_or_array_types): New function.
19199 * c-common.h (strip_pointer_or_array_types): New function declaration.
19201 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
19203 PR tree-optimization/31771
19204 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
19206 2007-05-02 Paul Brook <paul@codesourcery.com>
19208 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
19210 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
19212 PR middle-end/29715
19213 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
19216 2007-05-02 Nick Clifton <nickc@redhat.com>
19218 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
19220 2007-05-02 Richard Guenther <rguenther@suse.de>
19222 PR tree-optimization/31146
19223 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
19224 argument, single_use_p. If we have a single use that is
19225 a conversion to the definition rhs type, propagate that rhs.
19226 (forward_propagate_addr_expr): Pass single_use_p argument
19227 to forward_propagate_addr_expr_1.
19229 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
19231 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
19234 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
19236 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
19237 'AMD Family 10 core'.
19239 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
19241 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
19242 and athlon64-sse3 as improved versions of k8, opteron and athlon64
19243 with SSE3 instruction set support.
19244 * doc/invoke.texi: Likewise.
19246 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
19248 * config/i386/i386.c (override_options): Tuning 32-byte loop
19249 alignment for amdfam10 architecture. Increasing the max loop
19250 alignment to 24 bytes.
19252 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
19254 * config/m68k/constraints.md: New.
19255 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
19256 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
19257 EXTRA_CONSTRAINT): Remove.
19258 * config/m68k/m68k.md: Include constraints.md.
19259 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
19261 2007-05-01 Ian Lance Taylor <iant@google.com>
19263 PR tree-optimization/31739
19264 * tree-vrp.c (vrp_val_is_max): New static function.
19265 (vrp_val_is_min): New static function.
19266 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
19268 (set_value_range): Use vrp_val_is_{max,min}.
19269 (extract_range_from_assert): Likewise.
19270 (extract_range_from_binary_expr): Likewise.
19271 (extract_range_from_unary_expr): Likewise.
19272 (dump_value_range, vrp_meet): Likewise.
19273 (vrp_visit_phi_node): Likewise.
19274 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
19276 2007-05-01 Mark Mitchell <mark@codesourcery.com>
19278 * config/i386/gmon-sol2.c (size_t): New type.
19279 (intptr_t): Likewise.
19280 (s_textsize): Declare as size_t.
19282 (monstartup): Use size_t for sizes.
19283 (_mcount): Save and restore registers.
19284 (internal_mcount): Pass 0 as the first argument to monstartup
19286 (moncontrol): Convert pointer to appropriately sized integer
19287 before passing to profil.
19289 2007-05-01 Joseph Myers <joseph@codesourcery.com>
19291 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
19292 __NO_FPRS__, not just if _SOFT_DOUBLE.
19293 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
19294 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
19295 also for E500 double.
19296 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
19297 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
19300 2007-05-01 Richard Guenther <rguenther@suse.de>
19302 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
19305 2007-05-01 Joseph Myers <joseph@codesourcery.com>
19307 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
19309 2007-05-01 Jan Hubicka <jh@suse.cz>
19311 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
19314 2007-05-01 Jan Hubicka <jh@suse.cz>
19316 * tree.h (maybe_fold_offset_to_component_ref): Remove.
19317 (maybe_fold_offset_to_reference): Declare.
19318 * fold-const.c (fold_unary): Do not fold
19319 (type *)&A into &A->field_of_type_and_offset_0
19320 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
19321 size is unknown, give up.
19322 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
19324 (maybe_fold_offset_to_reference): New.
19325 (maybe_fold_stmt_indirect): Use it.
19326 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
19327 * gimplify.c (gimplify_conversion): Canonicalize conversions to
19329 (gimplify_expr): Likewise for plus_expr.
19331 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
19333 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
19334 bsi_after_labels. Always insert statements before bsi.
19335 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
19336 * predict.c (apply_return_prediction): Check for empty blocks.
19337 * cfgexpand.c (lab_rtx_for_bb): New variable.
19338 (label_rtx_for_bb): Do not create new tree labels.
19339 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
19340 (tree_expand_cfg): Initialize lab_rtx_for_bb.
19341 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
19343 (label_for_bb): Add field used.
19344 (update_eh_label, main_block_label): Mark the label used.
19345 (cleanup_dead_labels): Remove unused labels.
19347 2007-05-01 Richard Guenther <rguenther@suse.de>
19349 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
19350 if it is not about to be set.
19351 (get_value_range): Do not pre-allocate equiv bitmap.
19352 (update_value_range): No need to clear equiv field.
19353 (add_equivalence): Change prototype to get bitmap pointer.
19354 Allocate bitmap here if it is not already.
19355 (extract_range_from_assert): Do not allocate bitmap here.
19356 Update callers to add_equivalence.
19357 (extract_range_from_ssa_name): Likewise.
19358 (get_vr_for_comparison): New static helper.
19359 (compare_name_with_value): Handle NULL equiv bitmap by
19360 peeling the first iteration of the comparison loop.
19361 Use get_vr_for_comparison.
19362 (compare_names): Handle NULL equiv bitmaps by using fake
19363 ones. Use get_vr_for_comparison.
19365 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
19367 * double-int.c (mpz_set_double_int): Moved from
19368 tree-ssa-loop-niter.c.
19369 (mpz_get_double_int): Likewise; also, add option to wrap
19370 out-of-range integers.
19371 * double-int.h: New prototypes for above.
19372 * tree.c (get_static_type_bounds): Moved from
19373 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
19374 TYPE_MAX_VALUE if they exist..
19375 * tree.h: New prototype for above.
19376 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
19377 get_type_bounds calls.
19378 (mpz_set_double_int): Move to double-int.c.
19379 (get_type_bounds): Move to tree.c, rename to
19380 get_static_type_bounds.
19381 (mpz_to_double_int): Move to double-int.c, rename to
19382 mpz_get_double_int.
19384 2007-04-30 Bob Wilson <bob.wilson@acm.org>
19386 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
19387 DIV0 exception can fall through to a normal return.
19389 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
19391 PR middle-end/22156
19392 Temporarily revert:
19393 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
19394 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
19395 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
19396 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
19397 initialize align to silence bogus warning.
19398 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
19399 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
19401 (struct sra_walk_fns): Remove use_all parameter from use.
19402 (sra_hash_tree): Handle BIT_FIELD_REFs.
19403 (sra_elt_hash): Don't hash bitfld blocks.
19404 (sra_elt_eq): Skip them in parent compares as well. Handle
19406 (sra_walk_expr): Don't maintain or pass down use_all_p.
19407 (scan_use): Remove use_all parameter.
19408 (scalarize_use): Likewise. Re-expand assignment to
19409 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
19410 output, and re-scalarize after output. Don't mark anything
19412 (scalarize_ldst): Adjust.
19413 (scalarize_walk_gimple_modify_statement): Likewise.
19414 (build_element_name_1): Handle BIT_FIELD_REFs.
19415 (instantiate_element): Don't warn for any element whose parent
19416 is used as a whole.
19417 (instantiate_missing_elements_1): Return the sra_elt.
19418 (canon_type_for_field): New.
19419 (try_instantiate_multiple_fields): New.
19420 (instantiate_missing_elemnts): Use them.
19421 (mark_no_warning): Removed.
19422 (generate_one_element_ref): Handle BIT_FIELD_REFs.
19423 (REPLDUP, sra_build_elt_assignment): New.
19424 (generate_copy_inout): Use them.
19425 (generate_element_copy): Likewise. Handle bitfld differences.
19426 (generate_element_zero): Don't recurse for blocks. Use
19427 sra_build_elt_assignment.
19428 (generate_one_element_int): Take elt instead of var. Use
19429 sra_build_elt_assignment.
19430 (generate_element_init_1): Adjust.
19431 (scalarize_use, scalarize_copy): Use REPLDUP.
19432 (scalarize_ldst): Move assert before dereference.
19433 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
19435 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
19438 * tree.c (reconstruct_complex_type): Reconstruct a reference
19440 Also use the same mode for the pointer as the old pointer type.
19442 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
19444 * doc/trouble.texi (Interoperation): Remove note about Ultrix
19447 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
19449 PR rtl-optimization/31676
19450 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
19451 (df_refs_record): Call it.
19453 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
19455 * rtl.def (SS_ABS): New code.
19456 * config/bfin/bfin.c (print_operand): New modifier 'v'.
19457 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
19458 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
19459 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
19460 (bfin_init_builtins): Define them.
19461 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
19462 (bfin_expand_builtin): ... and handle the others here.
19463 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
19464 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
19465 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
19466 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
19467 operand is only HImode.
19469 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
19471 * regclass.c (scan_one_insn): Remove splitting of
19474 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
19475 Nigel Stephens <nigel@mips.com>
19477 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
19479 2007-04-28 Jan Hubicka <jh@suse.cz>
19481 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
19482 insn_locators_alloc instead of insn_locators_initialize;
19483 call reset_block_changes.
19484 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
19485 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
19486 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
19487 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
19488 * config/score/score.c (th_output_mi_thunk): Likewise.
19489 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
19490 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
19491 tolerate uninitialized locator info.
19494 * function.c (init_function_start): Don't init line number info.
19495 (expand_function_end): Update.
19496 (reset_block_changes, record_block_change, finalize_block_changes,
19497 check_block_change, free_block_changes): Kill.
19498 * function.h (reset_block_changes, record_block_change,
19499 finalize_block_changes, check_block_change, free_block_changes):
19501 (struct function): Remove ib_boundaries_block.
19502 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
19503 Use curr_insn_locator to initialize locator.
19504 (emit_line_note): Remove.
19505 * cfgexpand.c (expand_gimple_cond_expr): Update.
19506 (construct_exit_block): Likewise.
19507 (tree_expand_cfg): Initialize/finalize locators.
19508 * expr.c (expand_expr_real): Update.
19509 * cfglayout.c (line_locators_locs, line_locators_lines,
19510 file_locators_locs, file_locators_files): Remove.
19511 (set_block_levels): Move to cfgexpand.c.
19512 (insn_locators_initialize): Remove.
19513 (pass_insn_locators_initialize): Remove.
19514 (locations_locators_locs, locations_locators_vals): New static vars.
19515 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
19517 (insn_locators_alloc, insn_locators_finalize,
19518 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
19520 (locator_location): New.
19521 (locator_line, locator_file): Rewrite.
19522 * rtl.h (emit_line_note): Kill.
19523 (insn_locators_alloc, insn_locators_finalize,
19524 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
19526 * tree-inline.c (initialize_cfun): Do not initialize
19527 ib_boundaries_block.
19528 * passes.c (pass_insn_locators_initialize): Remove.
19530 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
19532 * tree-cfg.c (move_block_to_fn): Release bb from dominance
19533 info. Update last_basic_block correctly.
19535 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
19538 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
19539 register itself to hold the offset constant. Tell flow the use
19540 of r4 and r5 when they are used.
19542 2007-04-27 Richard Guenther <rguenther@suse.de>
19544 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
19545 if we simplified anything.
19546 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
19547 warnings until we did a simplification and the stmt was not
19548 marked as TREE_NO_WARNING.
19550 2007-04-27 Mike Stump <mrs@apple.com>
19552 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
19554 2007-04-27 Ian Lance Taylor <iant@google.com>
19556 PR middle-end/31710
19557 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
19558 TYPE_MAX_VALUE exist, convert them to the new type.
19560 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
19562 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
19563 if it claims to be available.
19564 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
19565 edge is redirected.
19566 (perform_tree_ssa_dce): Always free postdominators.
19568 2007-04-27 Richard Henderson <rth@redhat.com>
19570 * config/alpha/predicates.md (aligned_memory_operand): Mark
19571 as define_special_predicate.
19572 (unaligned_memory_operand, normal_memory_operand): Likewise.
19573 (reg_or_unaligned_mem_operand): Remove.
19574 (any_memory_operand): Match the documentation and check for
19575 non-renumbered pseudos during reload.
19576 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
19577 alpha_secondary_reload_class, update to new interface, make static.
19578 Handle CQImode like HImode. Remove FP subreg check.
19579 (alpha_expand_mov): Use replace_equiv_address.
19580 (alpha_expand_mov_nobwx): Use any_memory_operand.
19581 (TARGET_SECONDARY_RELOAD): New.
19582 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
19583 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
19584 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
19585 * config/alpha/alpha.md: ... here.
19586 (RELOAD12, reloadmode): New.
19588 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
19589 Don't handle the aligned case here.
19590 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
19591 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
19592 reload_inhi_help. Don't expect a scratch register.
19593 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
19595 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
19597 2007-04-27 Richard Guenther <rguenther@suse.de>
19599 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
19601 2007-04-27 Richard Guenther <rguenther@suse.de>
19603 PR tree-optimization/30965
19604 PR tree-optimization/30978
19605 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
19606 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
19607 (find_equivalent_equality_comparison): Likewise.
19608 (simplify_cond): Likewise.
19609 (get_prop_source_stmt): New helper.
19610 (get_prop_dest_stmt): Likewise.
19611 (can_propagate_from): Likewise.
19612 (remove_prop_source_from_use): Likewise.
19613 (combine_cond_expr_cond): Likewise.
19614 (forward_propagate_comparison): New function.
19615 (forward_propagate_into_cond): Rewrite to use fold for
19617 (tree_ssa_forward_propagate_single_use_vars): Call
19618 forward_propagate_comparison to propagate comparisons.
19620 2007-04-27 Richard Guenther <rguenther@suse.de>
19622 PR tree-optimization/31715
19623 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
19624 sure to do computation on the offset in an appropriate
19627 2007-04-27 Richard Sandiford <richard@codesourcery.com>
19629 * reload.h (elimination_target_reg_p): Declare.
19630 * reload.c (find_reloads): Don't apply the reg_rtx move
19631 optimization if the SET_DEST satisfies elimination_target_reg_p.
19632 * reload1.c (elimination_target_reg_p): New function.
19633 (gen_reload): In the move/add2 fallback, make sure that op0
19634 does not overlap the destination register.
19636 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
19638 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
19639 transform only GIMPLE_MODIFY_STMTs.
19640 * tree-complex.c (expand_complex_operations_1): Ditto.
19641 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
19642 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
19643 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
19645 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
19646 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
19647 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
19648 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
19649 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
19650 slpeel_add_loop_guard): Ditto.
19651 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
19652 * lambda-code.c (perfect_nestify): Ditto.
19653 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
19654 before the first statement.
19655 * tree-optimize.c (execute_free_datastructures): Fix comments.
19656 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
19657 * tree-flow.h (disband_implicit_edges): Declaration removed.
19658 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
19660 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle
19661 COND_EXPRs without gotos.
19662 (disband_implicit_edges, has_label_p): Removed.
19663 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
19664 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
19666 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
19668 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
19669 also for COND_EXPRs.
19670 * cfgexpand.c (label_rtx_for_bb): New function.
19671 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
19672 Use label_rtx_for_bb to find the labels.
19673 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
19674 last block. Detect fallthru edges.
19676 2007-04-26 Ian Lance Taylor <iant@google.com>
19679 * reload.c (find_reloads_subreg_address): If the address was valid
19680 in the original mode but not in the new mode, reload the whole
19683 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
19685 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
19686 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
19687 (cleanup_control_expr_graph): Do not invalidate dominance info.
19688 Record altered blocks.
19689 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
19690 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
19691 cleanup_tree_cfg_bb): New functions.
19692 (remove_forwarder_block): Do not maintain the worklist of blocks.
19693 Record altered blocks.
19694 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
19695 not over whole cfg.
19696 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
19697 delete_unreachable_blocks if dominators are not available.
19698 * tree-inline.c (optimize_inline_calls): Free dominance information
19700 * tree-flow.h (remove_edge_and_dominated_blocks,
19701 cfgcleanup_altered_bbs): Altered.
19702 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
19704 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
19706 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
19707 do not invalidate dominators.
19709 2007-04-26 Anatoly Sokolov <aesok@post.ru>
19711 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
19712 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
19713 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
19714 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
19716 2007-04-26 Steve Ellcey <sje@cup.hp.com>
19718 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
19720 2007-04-26 Richard Guenther <rguenther@suse.de>
19722 PR tree-optimization/31703
19723 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
19724 the right type for the target of the bittest.
19726 2007-04-26 Richard Sandiford <richard@codesourcery.com>
19728 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
19729 ix86_sol10_return_in_memory.
19731 2007-04-26 Richard Sandiford <richard@codesourcery.com>
19733 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
19736 2007-04-26 Jakub Jelinek <jakub@redhat.com>
19739 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
19741 PR tree-optimization/30558
19742 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
19743 clear this_state.prev_try.
19745 2007-04-26 Richard Sandiford <richard@codesourcery.com>
19746 Mark Mitchell <mark@codesourcery.com>
19748 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
19749 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
19750 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
19752 2007-04-26 Richard Sandiford <richard@codesourcery.com>
19755 * doc/invoke.texi (%:print-asm-header): Document.
19756 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
19758 (static_spec_functions): Add print-asm-header.
19759 (main): Print a banner before the --target-help linker options.
19760 (print_asm_header_spec_function): New function.
19762 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
19765 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
19766 (movsf_ie): Likewise.
19768 2007-04-25 Paolo Carlini <pcarlini@suse.de>
19770 * doc/extend.texi ([Type Traits]): Adjust per N2255.
19772 2007-04-25 Bob Wilson <bob.wilson@acm.org>
19774 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an
19775 exception for divide-by-zero.
19776 (__umodsi3, __modsi3): Likewise.
19778 2007-04-25 Dirk Mueller <dmueller@suse.de>
19780 * c-typeck.c (build_compound_expr): Annotate warning()
19781 call with OPT_Wunused_value.
19782 * tree-ssa.c (warn_uninit): Annotate warning with
19784 * c-common.c (handle_sentinel_attribute): Annotate warning
19785 call with OPT_Wattributes.
19787 2007-04-25 Thiemo Seufer <ths@mips.com>
19789 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
19790 (mips16): Fix typo.
19791 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
19792 on to the assembler. Improve handling of -mno-mips16. Add handling
19793 of -mno-mips3d, -mno-dsp, -mno-dspr2.
19794 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
19795 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
19796 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
19798 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
19801 * config/i386/winnt.c (i386_pe_file_end): Strip only
19802 USER_LABEL_PREFIX when writing export name.
19804 2007-04-25 Richard Sandiford <richard@codesourcery.com>
19806 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
19807 sh/elf.h, vx-common.h and vxworks.h.
19808 * config/sh/sh.h: Include config/vxworks-dummy.h.
19809 (SUBTARGET_OVERRIDE_OPTIONS): Define.
19810 (OVERRIDE_OPTIONS): Use it.
19811 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
19812 (vxworks_picreg): New pattern.
19813 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
19814 VXWORKS_OS_CPP_BUILTINS.
19815 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
19816 to their VXWORKS_* equivalents.
19817 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
19818 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
19819 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
19820 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
19821 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
19822 -mrtp/-fPIC multilibs.
19823 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
19824 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
19825 (MULTILIB_OSDIRNAMES): Delete.
19827 2007-04-25 Anatoly Sokolov <aesok@post.ru>
19830 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
19832 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
19834 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
19835 rounding mode to be specified by the caller.
19836 (real_to_mpfr) Likewise.
19837 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
19838 include new arguments.
19839 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
19841 2007-04-24 Ian Lance Taylor <iant@google.com>
19843 PR tree-optimization/31605
19844 * tree-vrp.c (set_value_range): Check that min and max are not
19845 both overflow infinities.
19846 (set_value_range_to_value): New static function.
19847 (extract_range_from_binary_expr): Call set_value_range_to_value.
19848 (extract_range_from_cond_expr): Likewise.
19849 (extract_range_from_expr): Likewise.
19850 (extract_range_from_unary_expr): Likewise. Don't create a range
19851 which overflows on both sides.
19852 (vrp_meet): Check for a useless range.
19853 (vrp_visit_phi_node): If we see a constant which looks like an
19854 overflow infinity, turn off the TREE_OVERFLOW flag.
19856 2007-04-24 Ian Lance Taylor <iant@google.com>
19858 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
19860 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
19862 PR diagnostic/25923
19863 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
19864 diagnostic message is being built.
19865 * tree-pretty-print.c (dump_generic_node): Only write the
19866 formatted text into BUFFER's stream if we are not building a
19867 diagnostic message.
19868 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
19870 * Makefile.in (toplev.o): Depend on tree-pass.h.
19872 2007-04-24 Ian Lance Taylor <iant@google.com>
19874 PR tree-optimization/31602
19875 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
19876 conditionals in the copied loop header.
19877 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
19878 warnings if TREE_NO_WARNING is set.
19879 * doc/invoke.texi (Warning Options): Clarify that
19880 -Wstrict-overflow does not warn about loops.
19882 2007-04-24 Janis Johnson <janis187@us.ibm.com>
19884 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
19885 expand on the comment about _Decimal128 arguments and check the
19886 integer result of the modulus operation; for 64-bit ELF ABI, ensure
19887 that _Decimal128 argument uses even/odd register pair.
19888 (function_arg): Ditto.
19890 2007-04-24 Hui-May Chang <hm.chang@apple.com>
19892 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
19893 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
19895 2007-04-24 Richard Guenther <rguenther@suse.de>
19896 Olga Golovanevsky <olga@il.ibm.com>
19898 * fold-const.c (multiple_of_p): Check for bottom
19901 2007-04-24 Richard Henderson <rth@redhat.com>
19903 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
19904 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
19905 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
19906 looking for non-zero bits shifted out. Avoid a recursive call
19907 when constructing the scalar.
19908 (__floatundisf): Likewise.
19910 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
19912 * dwarf2out.c (field_byte_offset): Move the existing logic
19913 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
19914 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
19916 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
19919 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant
19920 length argument of 0 for memset.
19921 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
19922 unsigned shift instead of the signed variant.
19924 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
19926 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
19927 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
19928 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
19929 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
19930 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
19931 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
19932 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
19933 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
19934 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
19935 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
19936 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
19937 "mul<mode>3", "div<mode>3"): Insn definitions added.
19938 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
19939 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
19940 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
19941 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
19942 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
19943 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
19944 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
19945 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
19946 TARGET_FLOAT_FORMAT): Macro definitions removed.
19947 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
19948 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
19949 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
19950 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
19951 (s390_gen_rtx_const_DI): Function removed.
19952 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
19954 2007-04-24 Richard Sandiford <richard@codesourcery.com>
19956 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
19957 over an external ffs function.
19959 2007-04-24 Chao-ying Fu <fu@mips.com>
19960 Richard Sandiford <richard@nildram.co.uk>
19962 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
19963 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
19964 (smadd_widen_optab, umadd_widen_optab): Define.
19965 * optabs.c (init_optabs): Initialize smadd_widen_optab and
19967 * genopinit.c (optabs): Fill in smadd_widen_optab and
19969 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
19970 and umadd_widen_optab to implement multiply-add sequences.
19971 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
19972 (<u>maddsidi4): ...this. Extend condition to include
19973 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
19974 of operand 0 to "ka" and use the three-operand form of madd<u>
19976 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
19978 * config/mips/constraints.md (ka): New register constraint.
19980 2007-04-24 Jan Hubicka <j@suse.cz>
19984 2007-04-23 Jan Hubicka <jh@suse.cz>
19985 * function.c (init_function_start): Don't init line number info.
19986 (expand_function_end): Update.
19987 (reset_block_changes, record_block_change, finalize_block_changes,
19988 check_block_change, free_block_changes): Kill.
19989 * function.h (reset_block_changes, record_block_change,
19990 finalize_block_changes, check_block_change, free_block_changes):
19992 (struct function): Remove ib_boundaries_block.
19993 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
19994 Use curr_insn_locator to initialize locator.
19995 (emit_line_note): Remove.
19996 * cfgexpand.c (expand_gimple_cond_expr): Update.
19997 (construct_exit_block): Likewise.
19998 (tree_expand_cfg): Initialize/finalize locators.
19999 * expr.c (expand_expr_real): Update.
20000 * cfglayout.c (line_locators_locs, line_locators_lines,
20001 file_locators_locs, file_locators_files): Remove.
20002 (set_block_levels): Move to cfgexpand.c.
20003 (insn_locators_initialize): Remove.
20004 (pass_insn_locators_initialize): Remove.
20005 (locations_locators_locs, locations_locators_vals): New static vars.
20006 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
20008 (insn_locators_alloc, insn_locators_finalize,
20009 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
20011 (locator_location): New.
20012 (locator_line, locator_file): Rewrite.
20013 * rtl.h (emit_line_note): Kill.
20014 (insn_locators_alloc, insn_locators_finalize,
20015 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
20017 * tree-inline.c (initialize_cfun): Do not initialize
20018 ib_boundaries_block.
20019 * passes.c (pass_insn_locators_initialize): Remove.
20021 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
20023 * doc/invoke.texi: Removed leading '-' from option index entries.
20025 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
20027 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
20029 (create_phi_node): Use set_phi_nodes.
20030 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
20031 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
20032 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
20033 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
20034 (bsi_start, bsi_last): Use bb_stmt_list.
20035 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
20036 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
20037 Traverse the statements using tsi iterator.
20038 * basic-block.h (struct basic_block_def): Fields stmt_list
20039 and phi_nodes moved to ...
20040 (struct tree_bb_info): ... new structure.
20041 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
20042 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
20043 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
20044 (tree_verify_flow_info): Verify that il.tree is not set for
20045 entry and exit block.
20046 (tree_split_block): Use set_bb_stmt_list.
20048 2007-04-23 Mike Stump <mrs@apple.com>
20050 * config/i386/i386.c (ix86_tune_features
20051 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
20054 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
20056 * config/i386/i386.md (prefix_extra): New attribute.
20057 (length): Add prefix_extra.
20059 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
20060 (sse2_movntv2di): Likewise.
20061 (sse2_cvtps2dq): Likewise.
20062 (sse2_cvtpd2pi): Likewise.
20063 (sse2_cvttpd2pi): Likewise.
20064 (*sse2_cvtpd2ps): Likewise.
20065 (*add<mode>3): Likewise.
20066 (sse2_ssadd<mode>3): Likewise.
20067 (sse2_usadd<mode>3): Likewise.
20068 (*sub<mode>3): Likewise.
20069 (sse2_sssub<mode>3): Likewise.
20070 (sse2_ussub<mode>3): Likewise.
20071 (*mulv8hi3): Likewise.
20072 (*smulv8hi3_highpart): Likewise.
20073 (*umulv8hi3_highpart): Likewise.
20074 (sse2_umulv2siv2di3): Likewise.
20075 (sse2_pmaddwd): Likewise.
20076 (ashr<mode>3): Likewise.
20077 (lshr<mode>3): Likewise.
20078 (ashl<mode>3): Likewise.
20079 (sse2_ashlti3): Likewise.
20080 (sse2_lshrti3): Likewise.
20081 (*umaxv16qi3): Likewise.
20082 (*smaxv8hi3): Likewise.
20083 (*uminv16qi3): Likewise.
20084 (*sminv8hi3): Likewise.
20085 (sse2_eq<mode>3): Likewise.
20086 (sse2_gt<mode>3): Likewise.
20087 (*and<mode>3): Likewise.
20088 (sse2_nand<mode>3): Likewise.
20089 (*ior<mode>3): Likewise.
20090 (*xor<mode>3): Likewise.
20091 (sse2_packsswb): Likewise.
20092 (sse2_packssdw): Likewise.
20093 (sse2_packuswb): Likewise.
20094 (sse2_punpckhbw): Likewise.
20095 (sse2_punpcklbw): Likewise.
20096 (sse2_punpckhwd): Likewise.
20097 (sse2_punpcklwd): Likewise.
20098 (sse2_punpckhdq): Likewise.
20099 (sse2_punpckldq): Likewise.
20100 (sse2_punpckhqdq): Likewise.
20101 (sse2_punpcklqdq): Likewise.
20102 (*sse2_pinsrw): Likewise.
20103 (*sse2_pextrw): Likewise.
20104 (sse2_pshufd_1): Likewise.
20105 (sse2_uavgv16qi3): Likewise.
20106 (sse2_uavgv8hi3): Likewise.
20107 (sse2_psadbw): Likewise.
20108 (sse2_pmovmskb): Likewise.
20109 (*sse2_maskmovdqu): Likewise.
20110 (*sse2_maskmovdqu_rex64): Likewise.
20111 (sse4a_extrqi): Likewise.
20112 (sse4a_extrq): Likewise.
20113 (sse3_lddqu): Set prefix_rep.
20114 (sse3_addsubv4sf3): Likewise.
20115 (sse3_haddv4sf3): Likewise.
20116 (sse3_hsubv4sf3): Likewise.
20117 (sse_cvtss2si): Likewise.
20118 (sse_cvtss2si_2): Likewise.
20119 (sse_cvtss2siq): Likewise.
20120 (sse_cvtss2siq_2): Likewise.
20121 (sse_cvttss2si): Likewise.
20122 (sse_cvttss2siq): Likewise.
20123 (sse2_cvttps2dq): Likewise.
20124 (sse3_movshdup): Likewise.
20125 (sse3_movsldup): Likewise.
20126 (sse2_cvtsd2si): Likewise.
20127 (sse2_cvtsd2si_2): Likewise.
20128 (sse2_cvtsd2siq): Likewise.
20129 (sse2_cvtsd2siq_2): Likewise.
20130 (sse2_cvttsd2si): Likewise.
20131 (sse2_cvttsd2siq): Likewise.
20132 (*sse2_cvtpd2dq): Likewise.
20133 (*sse2_cvttpd2dq): Likewise.
20134 (sse2_pshuflw_1): Likewise.
20135 (sse2_pshufhw_1): Likewise.
20136 (sse4a_insertqi): Likewise.
20137 (sse4a_insertq): Likewise.
20138 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
20139 (ssse3_phadddv4si3): Likewise.
20140 (ssse3_phaddswv8hi3): Likewise.
20141 (ssse3_phsubwv8hi3): Likewise.
20142 (ssse3_phsubdv4si3): Likewise.
20143 (ssse3_phsubswv8hi3): Likewise.
20144 (ssse3_pmaddubswv8hi3): Likewise.
20145 (ssse3_pmulhrswv8hi3): Likewise.
20146 (ssse3_pshufbv16qi3): Likewise.
20147 (ssse3_psign<mode>3): Likewise.
20148 (ssse3_palignrti): Likewise.
20149 (abs<mode>2): Likewise.
20150 (ssse3_phaddwv4hi3): Set prefix_extra.
20151 (ssse3_phadddv2si3): Likewise.
20152 (ssse3_phaddswv4hi3): Likewise.
20153 (ssse3_phsubwv4hi3): Likewise.
20154 (ssse3_phsubdv2si3): Likewise.
20155 (ssse3_phsubswv4hi3): Likewise.
20156 (ssse3_pmaddubswv4hi3): Likewise.
20157 (ssse3_pmulhrswv4hi3): Likewise.
20158 (ssse3_pshufbv8qi3): Likewise.
20159 (ssse3_psign<mode>3): Likewise.
20160 (ssse3_palignrdi): Likewise.
20161 (abs<mode>2): Likewise.
20162 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
20163 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
20164 (sse2_pmovmskb): Set mode to SI instead of V2DF.
20166 2007-04-23 Nick Clifton <nickc@redhat.com>
20168 * params.def: Fix formatting of emacs local variables.
20170 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
20172 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
20173 move if inter-unit move isn't allowed.
20174 Don't split moving the first element of V2DI to DI to inter-unit
20175 move if inter-unit move isn't allowed.
20177 2007-04-23 Richard Guenther <rguenther@suse.de>
20179 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
20180 and CDI_POST_DOMINATORS separately.
20182 2007-04-23 Nick Clifton <nickc@redhat.com>
20184 * c.opt (Wformat-contains-nul): Add warning attribute.
20186 2007-04-23 Jan Hubicka <jh@suse.cz>
20188 * function.c (init_function_start): Don't init line number info.
20189 (expand_function_end): Update.
20190 (reset_block_changes, record_block_change, finalize_block_changes,
20191 check_block_change, free_block_changes): Kill.
20192 * function.h (reset_block_changes, record_block_change,
20193 finalize_block_changes, check_block_change, free_block_changes):
20195 (struct function): Remove ib_boundaries_block.
20196 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
20197 Use curr_insn_locator to initialize locator.
20198 (emit_line_note): Remove.
20199 * cfgexpand.c (expand_gimple_cond_expr): Update.
20200 (construct_exit_block): Likewise.
20201 (tree_expand_cfg): Initialize/finalize locators.
20202 * expr.c (expand_expr_real): Update.
20203 * cfglayout.c (line_locators_locs, line_locators_lines,
20204 file_locators_locs, file_locators_files): Remove.
20205 (set_block_levels): Move to cfgexpand.c.
20206 (insn_locators_initialize): Remove.
20207 (pass_insn_locators_initialize): Remove.
20208 (locations_locators_locs, locations_locators_vals): New static vars.
20209 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
20211 (insn_locators_alloc, insn_locators_finalize,
20212 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
20214 (locator_location): New.
20215 (locator_line, locator_file): Rewrite.
20216 * rtl.h (emit_line_note): Kill.
20217 (insn_locators_alloc, insn_locators_finalize,
20218 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
20220 * tree-inline.c (initialize_cfun): Do not initialize
20221 ib_boundaries_block.
20222 * passes.c (pass_insn_locators_initialize): Remove.
20224 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
20226 PR middle-end/31448
20227 * expr.c (reduce_to_bit_field_precision): Handle
20230 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
20232 PR tree-optimization/24659
20233 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
20234 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
20235 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
20236 * genopinit.c (optabs): Rename vec_pack_mod_optab
20237 to vec_pack_trunc_optab.
20238 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
20239 early for scalar floating point operands for NOP_EXPR.
20240 (vectorizable_type_promotion): Ditto.
20241 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
20242 vec_pack_trunc_optab.
20243 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
20245 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
20246 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
20247 Rename from VEC_PACK_MOD_EXPR.
20248 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
20249 * expr.c (expand_expr_real_1): Ditto.
20250 * tree-inline.c (estimate_num_insns_1): Ditto.
20251 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
20253 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
20254 (vec_unpacks_lo_v4sf): Ditto.
20255 (vec_pack_trunc_v2df): Ditto.
20256 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
20257 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
20258 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
20260 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
20262 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
20264 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
20265 Rename from VEC_PACK_MOD_EXPR. This expression also represent
20266 packing of floating point operands.
20267 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
20268 represent unpacking of floating point operands.
20269 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
20270 [vec_unpacks_hi]: Ditto.
20271 [vec_unpacks_lo]: Ditto.
20273 2007-04-22 Jan Hubicka <jh@suse.cz>
20275 * final.c (rest_of_handle_final): Call
20276 targetm.asm_out.constructor/targetm.asm_out.destructor
20277 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
20278 proper priority via decl_*_priority_insert.
20279 * c-common.c (c_expand_body): Likewise.
20281 2007-04-22 Richard Guenther <rguenther@suse.de>
20283 PR tree-optimization/29789
20284 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
20285 (rewrite_reciprocal): New helper split out from
20286 determine_invariantness_stmt.
20287 (rewrite_bittest): Likewise.
20288 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
20289 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
20292 2007-04-22 Revital Eres <eres@il.ibm.com>
20294 * loop-unroll.c (var_to_expand): New field to support also
20295 insns of the form x = something + x.
20296 (analyze_insn_to_expand_var): Use it.
20297 (expand_var_during_unrolling): Likewise.
20299 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
20301 * predict.c: Include pointer-set.h.
20302 (bb_predictions): New variable.
20303 (tree_predicted_by_p, tree_predict_edge,
20304 remove_predictions_associated_with_edge): Use bb_predictions map
20305 instead of bb->predictions.
20306 (clear_bb_predictions, assert_is_empty): New functions.
20307 (combine_predictions_for_bb): Use bb_predictions map. Call
20308 clear_bb_predictions.
20309 (tree_estimate_probability): Create and free bb_predictions map.
20310 * Makefile.in (predict.o): Add pointer-set.h dependency.
20311 * basic-block.h (struct basic_block_def): Remove predictions
20313 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
20315 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
20318 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
20321 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
20323 * timevar.c (timevar_print): Change reference of --disable-checking to
20324 --enable-checking=release. Also warn if assert checking is disabled.
20326 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
20329 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
20330 decl as addressable if the compound literal was marked as
20332 Mark the decl as a gimple register if it is a complex or
20333 vector decl and does not live in memory.
20335 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
20337 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
20338 (GENERIC_NEXT): New function macro.
20339 (PHI_CHAIN): Use phi_node's new chain variable.
20340 (tree_phi_node): Change tree_common to tree_base
20341 and add the chain field.
20342 * tree-phinodes.c (make_phi_node): Don't set
20343 TREE_TYPE on the new node.
20344 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
20345 instead of checking GIMPLE_TUPLE_P in chain_next.
20346 * tree-vect-transform.c
20347 (get_initial_def_for_induction): Look at
20348 PHI_RESULT_TREE for the type of the phi node.
20349 (update_vuses_to_preheader): Use PHI_CHAIN
20350 instead of TREE_CHAIN on the phi node.
20351 * tree-ssa-structalias.c (compute_points_to_sets):
20353 (ipa_pta_execute): Likewise.
20355 2007-04-21 Richard Guenther <rguenther@suse.de>
20357 PR middle-end/31136
20358 * fold-const.c (fold_unary): Call fold_convert_const on the
20361 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
20363 * gcse.c (store_killed_in_insn): Handle PARALLELs.
20364 (store_killed_in_pat): New.
20366 2007-04-20 Richard Henderson <rth@redhat.com>
20369 * config/i386/i386.c (type_has_variadic_args_p): Look for any
20370 TREE_LIST with a void_type_node value, not void_list_node exactly.
20372 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
20374 * doc/standards.texi: Re-arrange into language-specific
20375 subsections. Add a C++ section, documenting which standards we
20378 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
20380 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
20381 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
20383 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
20385 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
20386 ecrti.o and crtbegin.o.
20387 (LIB_DEFAULT_SPEC): Include -lc.
20388 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
20390 2007-04-20 Richard Henderson <rth@redhat.com>
20393 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
20394 argument; update all callers.
20395 (get_unaligned_offset): New.
20396 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
20397 get_unaligned_address, just pass on the address directly.
20398 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
20399 the subreg in the helper patterns.
20400 (unaligned_extendqidi_le): Use get_unaligned_offset.
20401 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
20402 (unaligned_extendhidi_be): Likewise.
20403 (unaligned_extendhidi): Tidy.
20404 * config/alpha/alpha-protos.h: Update.
20406 2007-04-20 Richard Henderson <rth@redhat.com>
20408 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
20409 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
20410 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
20411 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
20412 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
20413 (CPP_SPEC): Don't include %(cpp_subtarget).
20414 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
20415 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
20416 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
20418 2007-04-20 Jakub Jelinek <jakub@redhat.com>
20420 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
20421 for __builtin_ia32_cmpordss.
20423 PR tree-optimization/31632
20424 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
20425 and arg1 for optimizations of comparison against min/max values.
20426 Fold arg0 to arg1's type for optimizations of comparison against
20427 min+1 and max-1 values.
20429 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
20431 * reload.c (combine_reloads): When trying to use a dying register,
20432 check whether it's uninitialized and don't use if so.
20434 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
20436 * fold-const.c: Remove prototypes for native_encode_expr and
20437 native_interpret_expr.
20438 (native_encode_expr): Make non-static.
20439 (native_interpret_expr): Likewise.
20440 * tree.h: Add prototypes for the above.
20442 2007-04-19 Joseph Myers <joseph@codesourcery.com>
20444 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
20445 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
20446 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
20447 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
20448 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
20449 Add length attributes.
20451 2007-04-19 Janis Johnson <janis187@us.ibm.com>
20453 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
20456 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
20457 __STDC_WANT_DEC_FP__.
20459 2007-04-19 Joseph Myers <joseph@codesourcery.com>
20461 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
20462 for long double compatibility.
20463 * configure: Regenerate.
20465 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
20467 PR rtl-optimization/29841
20468 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
20470 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
20471 that may cause control flow transfer from being moved.
20473 2007-04-18 Jan Hubicka <jh@suse.cz>
20475 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
20478 2007-04-18 Eric Christopher <echristo@apple.com>
20480 * config/rs6000/darwin.md (load_macho_picbase): Use link register
20481 only. Update operands.
20482 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
20483 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
20484 link register to pic register.
20486 2007-04-18 Dirk Mueller <dmueller@suse.de>
20488 PR diagnostic/31227
20489 * tree-vrp.c (search_for_addr_array): New.
20490 (check_array_bounds): Suppress warning about
20491 address taken of array refs if its not de-referenced.
20493 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
20495 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
20496 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
20498 * tree-vectorizer.h (NITERS_KNOWN_P): New.
20499 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
20500 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
20502 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
20504 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
20506 (vect_analyze_scalar_cycles): Fix indentation.
20507 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
20508 (vect_mark_relevant): Include phis in relevance analysis.
20510 * tree-vect-transform.c (vect_transform_loop): Add an assert.
20512 2007-04-18 Anatoly Sokolov <aesok@post.ru>
20514 * config/avr/avr.c (ptrreg_to_str): Replace error() with
20515 output_operand_lossage().
20517 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
20519 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
20520 the unused code for reduction without adjust-in-epilog to simplify the
20523 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
20525 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
20526 (S390_TDC_NEGATIVE_ZERO): New constant.
20527 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
20528 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
20529 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
20530 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
20531 (S390_TDC_POSITIVE_INFINITY): New constant.
20532 (S390_TDC_NEGATIVE_INFINITY): New constant.
20533 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
20534 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
20535 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
20536 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
20537 (S390_TDC_INFINITY): New constant.
20538 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
20539 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
20540 optimization for UNSPEC_CCZ_TO_INT.
20541 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
20542 ("*ccz_to_int"): New insn.
20543 ("isinf<mode>2"): New insn.
20544 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
20545 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
20546 (UNSPEC_CCZ_TO_INT): New constant.
20548 2007-04-18 Richard Guenther <rguenther@suse.de>
20550 PR tree-optimization/19431
20551 PR tree-optimization/21463
20552 * tree-pass.h (pass_phiprop): Declare.
20553 * passes.c (init_optimization_passes): New phiprop pass.
20554 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
20555 (phivn_valid_p): New helper function.
20556 (phiprop_insert_phi): Likewise.
20557 (propagate_with_phi): Likewise.
20558 (tree_ssa_phiprop): New propagator propagating loads
20559 through phi nodes if profitable.
20561 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
20563 * tree-vect-analyze.c (process_use): New function.
20564 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
20565 Check phis in all bbs.
20566 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
20569 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
20571 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
20574 2007-04-17 Anatoly Sokolov <aesok@post.ru>
20577 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
20580 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
20582 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
20584 (sse_vmmulv4sf3): Likewise.
20585 (sse2_vmaddv2df3): Likewise.
20586 (sse2_vmmulv2df3): Likewise.
20588 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
20590 PR rtl-optimization/31360
20591 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
20592 (target_reg_cost): New.
20593 (init_set_costs): Initialize target_reg_cost. Add comments
20594 regarding the rationale of the costs.
20595 (global_cost_for_size): Renamed to...
20596 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
20597 of register pressure.
20598 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
20599 estimate_reg_pressure_cost. Add number of ivs.
20600 (determine_set_costs): Dump target_reg_cost.
20601 * loop-invariant.c (gain_for_invariant): Use
20602 estimate_reg_pressure_cost. Removed n_inv_uses argument.
20603 (best_gain_for_invariant, find_invariants_to_move): Remove
20605 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
20606 (target_reg_cost): Declare.
20607 (global_cost_for_size): Declaration removed.
20608 (estimate_reg_pressure_cost): Declare.
20610 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
20612 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
20613 regnos into even/odd register pairs.
20614 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
20615 TDmode similar to the other floating point modes.
20616 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
20617 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
20619 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
20620 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
20621 (movdd_hardfloat64): Use TARGET_MFPGPR.
20623 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
20625 * reload1.c (delete_output_reload): Don't count output in n_inherited.
20628 2005-01-05 Richard Henderson <rth@redhat.com>
20630 * reload1.c (do_input_reload): Restrict the optimization deleteing
20631 a previous output reload to RELOAD_FOR_INPUT.
20633 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
20635 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
20636 induc_vec_info_type.
20637 (vectorizable_induction): New function declaration.
20638 * tree-vect-transform.c (get_initial_def_for_induction): No need to
20639 check if already vectorized. Find first place in BB where new stmts
20640 can be inserted. Takes only one argument.
20641 (vectorizable_induction): New function.
20642 (vect_transform_stmt): Add case for induc_vec_info_type to call
20643 vectorizable_induction.
20644 (vect_transform_loop): Consider phis for vectorization.
20645 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
20647 (analyze_operations): Call vectorizable_induction when analyzing phis.
20649 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
20650 (vect_mark_relevant): Include phis in relevance analysis.
20651 (vect_mark_stmts_to_be_vectorize): Likewise.
20652 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
20654 2007-04-16 Lawrence Crowl <crowl@google.com>
20656 * doc/invoke.texi (Debugging Options): Add documentation for the
20657 -femit-struct-debug options -femit-struct-debug-baseonly,
20658 -femit-struct-debug-reduced, and
20659 -femit-struct-debug-detailed[=...].
20661 * c-opts.c (c_common_handle_option): Add
20662 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
20663 and OPT_femit_struct_debug_detailed_.
20664 * c.opt: Add specifications for
20665 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
20666 and -femit-struct-debug-detailed[=...].
20667 * opts.c (set_struct_debug_option): Parse the
20668 -femit-struct-debug-... options.
20669 * opts.c (matches_main_base, main_input_basename,
20670 main_input_baselength, base_of_path, matches_main_base): Add
20671 variables and functions to compare header base name to compilation
20673 * opts.c (should_emit_struct_debug): Add to determine to emit a
20674 structure based on the option.
20675 (dump_struct_debug) Also disabled function to debug this
20677 * opts.c (handle_options): Save the base name of the
20680 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
20681 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
20682 This hook indicates if a type is generic. Set it by default
20683 to "never generic".
20684 * langhooks.h (struct lang_hooks_for_types): Add a new hook
20685 to determine if a struct type is generic or not.
20686 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
20687 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
20688 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
20689 with live C++ hook.
20691 * flags.h (enum debug_info_usage): Add an enumeration to describe
20692 a program's use of a structure type.
20693 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
20694 to indicate the program's usage of the type. Filter structs based
20695 on the -femit-struct-debug-... specification.
20696 (gen_type_die): Split into two routines, gen_type_die and
20697 gen_type_die_with_usage. gen_type_die is now a wrapper
20698 that assumes direct usage.
20699 (gen_type_die_with_usage): Replace calls to gen_type_die
20700 with gen_type_die_with_usage adding the program usage of
20701 the referenced type.
20702 (dwarf2out_imported_module_or_decl): Suppress struct debug
20703 information using should_emit_struct_debug when appropriate.
20705 2007-04-16 Ian Lance Taylor <iant@google.com>
20707 PR tree-optimization/31522
20708 * tree-vrp.c (vr_phi_edge_counts): New static variable.
20709 (vrp_initialize): Allocate vr_phi_edge_counts.
20710 (vrp_visit_phi_node): Don't push to infinity if we saw a new
20711 executable edge. Drop test for all constants.
20712 (vrp_finalize): Free vrp_phi_edge_counts.
20714 * doc/cpp.texi (Common Predefined Macros): Clarify description of
20715 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
20717 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
20718 predecessors at head rather than tail.
20720 2007-04-16 Matthias Klose <doko@debian.org>
20722 * config/alpha/linux.h (CPP_SPEC): Define.
20723 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
20725 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
20727 * function.h: Remove sequence_stack extern declaration.
20729 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
20731 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
20733 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
20736 2007-04-16 Anatoly Sokolov <aesok@post.ru>
20738 * config/avr/avr.c (avr_arch_types): Rearranging array.
20739 (enum avr_arch): Add.
20740 (avr_mcu_types): Use avr_arch enumeration constants instead of
20742 * config/avr/avr.h (LINK_SPEC): Simplify.
20744 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
20746 * config/m68k/m68k.c (m68k_libcall_value,
20747 m68k_function_value): Use macros for register names more.
20749 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
20751 (M68K_REGNAME): Use A6_REG.
20752 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
20754 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
20756 PR middle-end/28071
20757 * sched-int.h (struct deps): Split field 'pending_lists_length' into
20758 'pending_read_list_length' and 'pending_write_list_length'. Update
20760 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
20761 to handle two length counters instead of one. Update all uses.
20762 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
20763 two length counters instead of one.
20764 * sched-rgn.c (propagate_deps): Update to handle two length counters
20767 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
20770 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
20771 copy of source, pass it to ix86_expand_vector_set and return
20774 2007-04-16 David Ung <davidu@mips.com>
20775 Joseph Myers <joseph@codesourcery.com>
20777 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
20778 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
20779 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
20780 Add 74K processor information.
20781 * config/mips/mips.md: Include 74k.md.
20782 (cpu): Add 74kc,74kf,74kx.
20783 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
20784 * config/mips/74k.md: New.
20785 * doc/invoke.texi (MIPS Options): Document 74K support.
20787 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
20789 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
20790 vectorizable_* functions.
20791 * tree-vect-transform.c (vectorizable_call): Add check for
20792 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
20793 (vectorizable_store): likewise.
20794 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
20796 (vectorizable_operation, vectorizable_type_demotion): Likewise.
20797 (vectorizable_type_promotion, vectorizable_load): Likewise.
20798 (vectorizable_live_operation, vectorizable_condition): Likewise.
20799 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
20801 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
20803 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
20805 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
20806 register numbers more.
20807 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
20808 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
20809 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
20810 FUNCTION_VALUE_REGNO_P): Likewise.
20811 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
20812 STATIC_CHAIN_REGNUM): Likewise.
20813 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
20814 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
20815 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
20816 * config/m68k/m68k.md (FP_REG): New.
20818 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
20820 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
20823 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
20825 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
20826 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
20829 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
20831 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
20834 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
20837 * c-decl.c (finish_decl): Grab the type of the decl after the call
20838 to store_init_value.
20840 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
20842 * common.opt (fforward-propagate): Fix "Optimization" annotation.
20844 2007-04-14 Jakub Jelinek <jakub@redhat.com>
20847 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free
20848 dominators, post dominators and cleanup cfg before returning.
20850 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
20852 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
20853 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
20855 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
20857 * config.gcc: Recognize fido.
20858 * config/m68k/m68k-devices.def (fidoa): New.
20859 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
20861 (FL_FIDOA, TARGET_FIDOA): New.
20862 * config/m68k/m68k.opt (mfidoa): New.
20864 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20866 PR middle-end/31322
20867 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
20868 when a personality function is used.
20870 2007-04-13 Bob Wilson <bob.wilson@acm.org>
20872 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
20874 2007-04-13 Mike Stump <mrs@apple.com>
20876 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
20878 * config/darwin.opt (fapple-kext): Make C++ only.
20879 * config/darwin.c (darwin_override_options): Remove code to ensure
20880 -fapple-kext is given for C++ only.
20882 2007-04-13 Richard Sandiford <richard@codesourcery.com>
20884 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
20885 * config/mips/mips.c (override_options): Call
20886 SUBTARGET_OVERRIDE_OPTIONS, if defined.
20888 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
20890 * config/i386/i386.opt (msvr3-shlib): Removed.
20892 * doc/invoke.texi: Remove -msvr3-shlib.
20894 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
20896 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
20897 with "popcnt" instruction.
20899 2007-04-13 Richard Guenther <rguenther@suse.de>
20901 PR tree-optimization/21258
20902 * tree-vrp.c (compare_case_labels): New helper.
20903 (find_switch_asserts): New function.
20904 (find_assert_locations): Call it for SWITCH_EXPRs.
20906 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
20908 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
20909 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
20910 check is now implied in X87_FLOAT_MODE_P.
20911 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
20912 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
20913 (fix_trunc<mode>_i386_fisttp): Ditto.
20914 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
20915 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
20916 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
20917 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
20918 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
20919 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
20920 (unnamed_splitters): Ditto.
20921 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
20922 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
20923 FIRST_SSE_REG for local functions when SSE math is enabled or
20924 for functions with sseregparm attribute.
20925 (standard_80387_constant_p): Return -1 if mode is not
20927 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
20928 (ix86_expand_compare): Ditto.
20929 (ix86_expand_carry_flag_compare): Ditto.
20930 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
20931 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
20932 DECIMAL_FLOAT_MODE_P.
20933 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
20934 of SCALAR_FLOAT_MODE_P.
20935 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
20936 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
20937 checks before FLOAT_MODE_P.
20938 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
20939 before FLOAT_MODE_P.
20944 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
20946 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
20947 Charles Wilson <libtool@cwilson.fastmail.fm>
20949 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
20950 (libgcc.mvars): Don't depend on them.
20951 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
20952 * exec-tool.in: New.
20954 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
20956 * doc/invoke.text (--help): Document --help=common.
20958 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
20960 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
20962 2007-04-12 Richard Sandiford <richard@codesourcery.com>
20964 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
20965 * genemit.c (main): Emit #include "integrate.h".
20966 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
20967 (LOADGP_RTP): New mips_loadgp_style.
20968 * config/mips/mips.h: Include config/vxworks-dummy.h.
20969 (TARGET_RTP_PIC): New macro.
20970 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
20971 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
20972 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
20973 for TARGET_RTP_PIC.
20974 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
20975 -mvxworks-pic when using -mrtp and a PIC option.
20976 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
20978 (mips_symbolic_constant_p, mips_symbolic_address_p)
20979 (mips_symbol_insns): Handle SYMBOL_HALF.
20980 (override_options): Warn about -G and -mrtp being used together.
20981 Initialize mips_lo_relocs[SYMBOL_HALF].
20982 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
20983 (mips_emit_loadgp): Handle LOADGP_RTP.
20984 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
20985 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
20986 (tablejump): Handle function-relative case table entries if
20988 * config/mips/predicates.md (symbol_ref_operand): New predicate.
20990 2007-04-12 Richard Sandiford <richard@codesourcery.com>
20992 * config/mips/mips.md (load_call<mode>): Allow any general register.
20994 (sibcall_value_internal, sibcall_value_multiple_internal)
20995 (call_value_internal, call_value_split, call_value_multiple_internal)
20996 (call_value_multiple_split): Remove constraints from operand 0.
20998 2007-04-12 Richard Sandiford <richard@codesourcery.com>
21000 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
21001 rather than loadgp_noshared.
21002 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
21003 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
21005 * config/mips/mips.md (loadgp): Rename to...
21006 (loadgp_newabi): ...this.
21007 (loadgp_noshared): Rename to...
21008 (loadgp_absolute): ...this.
21010 2007-04-12 Richard Sandiford <richard@codesourcery.com>
21012 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
21013 false for locally-binding symbols.
21014 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
21016 2007-04-12 Richard Sandiford <richard@codesourcery.com>
21018 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
21019 (SYMBOL_GOT_PAGE_OFST): ...this.
21020 (SYMBOL_GOT_GLOBAL): Rename to...
21021 (SYMBOL_GOT_DISP): ...this.
21022 (SYMBOL_GOTOFF_GLOBAL): Rename to...
21023 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
21024 * config/mips/mips.c (mips_global_symbol_p): New function.
21025 (mips_symbol_binds_local_p): Likewise.
21026 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
21027 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use
21028 mips_global_symbol_p and mips_symbol_binds_local_p.
21029 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
21030 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
21031 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
21032 SYMBOL_GOTOFF_DISP.
21033 (mips_ok_for_lazy_binding_p): New function.
21034 (mips_load_call_address, mips_expand_call): Use it.
21035 (mips_dangerous_for_la25_p): Likewise.
21036 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
21037 (*got_disp<mode>): Use got_disp_operand instead of
21038 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
21039 SYMBOL_GOTOFF_GLOBAL.
21040 (*got_page<mode>): Use got_page_ofst_operand instead of
21042 * config/mips/predicates.md (const_call_insn_operand): Use
21043 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
21044 (global_got_operand): Rename to...
21045 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
21047 (local_got_operand): Rename to...
21048 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
21049 of SYMBOL_GOT_LOCAL.
21051 2007-04-12 Richard Sandiford <richard@codesourcery.com>
21053 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
21054 TARGET_CALL_CLOBBERED_GP.
21055 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
21056 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
21057 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
21058 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
21059 of TARGET_ABICALLS && !TARGET_NEWABI.
21060 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
21061 * config/mips/mips.c (mips_load_call_address): Check
21062 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
21063 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
21064 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
21065 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
21066 TARGET_ABICALLS && TARGET_NEWABI.
21067 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
21069 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
21070 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
21071 TARGET_ABICALLS && TARGET_NEWABI.
21072 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
21073 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
21074 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
21075 whether indirect calls must use $25.
21076 (mips_extra_live_on_entry): Check TARGET_GOT instead of
21078 * config/mips/mips.md (jal_macro): Check flag_pic and
21079 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
21080 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
21081 instead of TARGET_ABICALLS.
21082 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
21083 TARGET_ABICALLS && TARGET_OLDABI.
21084 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
21085 (sibcall): In the comment above the define_insn, mention
21086 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
21087 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
21088 instead of TARGET_ABICALLS.
21090 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
21092 * doc/md.texi (Blackfin family constraints): Document PA and PB.
21093 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
21094 (MACFLAGS_MATCH_P): New macro.
21095 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
21096 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
21097 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
21098 the other MACFLAG constants.
21099 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
21100 (flag_machi): Tighten constraints. Renumber some of the operands.
21101 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
21103 (flag_machi_parts_acconly): New pattern.
21104 (flag_macinithi): Tighten constraints. Allow any accumulator to be
21106 (flag_macinit1hi): Tighten constraints.
21107 (flag_mul_macv2hi_parts_acconly): New pattern.
21109 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
21110 Use a more efficient implementation.
21111 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
21112 inline sequences when not optimizing for size.
21114 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
21115 movhi_high2low): Delete, merge functionality into...
21116 (packv2hi): ... this pattern.
21118 2007-02-11 Jie Zhang <jie.zhang@analog.com>
21119 * config/bfin/bfin.opt (msim): New option.
21120 (mcpu=): New option.
21121 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
21122 (bfin_cpu_t): Typedef of enum bfin_cpu.
21123 (bfin_cpu_type): New declaration.
21124 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
21125 -msim and -mcpu= options.
21126 (LIB_SPEC): Likewise.
21127 * config/bfin/bfin.c (bfin_cpu_type): Define.
21128 (bfin_handle_option): Handle -mcpu= option.
21129 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
21130 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
21131 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
21133 2007-04-12 Richard Sandiford <richard@codesourcery.com>
21135 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
21136 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
21137 (powerpc-wrs-vxworksae): Use ${tm_file}.
21138 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
21139 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
21140 * config/i386/vx-common.h: New file.
21142 2007-04-12 Richard Sandiford <richard@codesourcery.com>
21144 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
21147 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
21149 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
21152 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
21156 * c-common.c (c_build_qualified_type): Set canonical type
21159 2007-04-12 Richard Guenther <rguenther@suse.de>
21161 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
21162 lower bound and element size if lower bound is not zero
21163 or either of the ARRAY_REF operands is set.
21165 2007-04-12 Richard Guenther <rguenther@suse.de>
21167 PR tree-optimization/24689
21168 PR tree-optimization/31307
21169 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
21171 * gimplify.c (canonicalize_addr_expr): To be consistent with
21172 gimplify_compound_lval only set operands two and three of
21173 ARRAY_REFs if they are not gimple_min_invariant. This makes
21174 it never at this place.
21175 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
21177 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21179 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
21180 null before emitting a .nsubspa directive.
21182 2007-04-11 Diego Novillo <dnovillo@redhat.com>
21184 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
21185 need_to_partition_p if there are no memory statements in the
21188 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
21190 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
21191 (gcd_of_steps_may_divide_p): New function.
21192 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
21194 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
21196 * reload.c (find_reloads_toplev, find_reloads_address,
21197 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
21198 not a pointer equality test, to decide if we need to call
21199 push_reg_equiv_alt_mem.
21201 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
21203 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
21204 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps):
21206 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
21208 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
21210 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
21211 vector to be positive.
21213 2007-04-11 Diego Novillo <dnovillo@redhat.com>
21217 * doc/invoke.texi: Document --params max-aliased-vops and
21219 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
21220 debug_memory_partitions): Move to tree-flow.h
21221 * params.h (AVG_ALIASED_VOPS): Define.
21222 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
21224 (mp_info_t): Likewise.
21225 (get_mem_sym_stats_for): New.
21226 (set_memory_partition): Move from tree-flow-inline.h.
21227 (mark_non_addressable): Only clear the set of symbols for the
21228 partition if it exists.
21229 (dump_memory_partitions): Move from tree-ssa-operands.c
21230 (debug_memory_partitions): Likewise.
21231 (need_to_partition_p): New.
21232 (dump_mem_ref_stats): New.
21233 (debug_mem_ref_stats): New.
21234 (dump_mem_sym_stats): New.
21235 (debug_mem_sym_stats): New.
21236 (update_mem_sym_stats_from_stmt): New.
21237 (compare_mp_info_entries): New.
21238 (mp_info_cmp): Call it.
21239 (sort_mp_info): Change argument to a list of mem_sym_stats_t
21241 (get_mpt_for): Move from tree-ssa-operands.c.
21242 (find_partition_for): New.
21243 (create_partition_for): Remove.
21244 (estimate_vop_reduction): New.
21245 (update_reference_counts): New.
21246 (build_mp_info): New.
21247 (compute_memory_partitions): Refactor.
21248 Document new heuristic.
21249 Call build_mp_info, update_reference_counts,
21250 find_partition_for and estimate_vop_reduction.
21251 (compute_may_aliases): Populate virtual operands before
21252 calling debugging dumps.
21253 (delete_mem_sym_stats): New.
21254 (delete_mem_ref_stats): New.
21255 (init_mem_ref_stats): New.
21256 (init_alias_info): Call it.
21257 (maybe_create_global_var): Remove alias_info argument.
21258 Get number of call sites and number of pure/const call sites
21259 from gimple_mem_ref_stats().
21260 (dump_alias_info): Call dump_memory_partitions first.
21261 (dump_points_to_info_for): Show how many times a pointer has
21263 * opts.c (decode_options): For -O2 set --param
21264 max-aliased-vops to 500.
21265 For -O3 set --param max-aliased-vops to 1000 and --param
21266 avg-aliased-vops to 3.
21267 * fortran/options.c (gfc_init_options): Remove assignment to
21269 * tree-flow-inline.h (gimple_mem_ref_stats): New.
21270 * tree-dfa.c (dump_variable): Dump memory reference
21272 Dump NO_ALIAS* settings.
21273 (referenced_var_lookup): Tidy.
21274 (mem_sym_stats): New.
21275 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
21276 and ORIG are different SSA names for a memory partition.
21277 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
21278 * tree-flow.h (struct mem_sym_stats_d): Define.
21279 (mem_sym_stats_t): Define.
21280 (struct mem_ref_stats_d): Define.
21281 (struct gimple_df): Add field mem_ref_stats.
21282 (enum noalias_state): Define.
21283 (struct var_ann_d): Add bitfield noalias_state.
21284 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
21285 debug_mem_ref_stats, debug_memory_partitions,
21286 debug_mem_sym_stats): Declare.
21287 * tree-ssa-structalias.c (update_alias_info): Update call
21288 sites, pure/const call sites and asm sites in structure
21289 returned by gimple_mem_ref_stats.
21290 Remove local variable IS_POTENTIAL_DEREF.
21291 Increase NUM_DEREFS if the memory expression is a potential
21293 Call update_mem_sym_stats_from_stmt.
21294 If the memory references memory, call
21295 update_mem_sym_stats_from_stmt for all the direct memory
21296 symbol references found.
21297 (intra_create_variable_infos): Set noalias_state field for
21298 pointer arguments according to the value of
21299 flag_argument_noalias.
21300 * tree-ssa-structalias.h (struct alias_info): Remove fields
21301 num_calls_found and num_pure_const_calls_found.
21302 (update_mem_sym_stats_from_stmt): Declare.
21303 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
21304 Set default value to 100.
21305 (PARAM_AVG_ALIASED_VOPS): Define.
21307 2007-04-11 Richard Guenther <rguenther@suse.de>
21309 PR middle-end/31530
21310 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
21311 a * -b + c as c - a * b if we honor sign dependent rounding.
21313 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
21315 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
21316 bfin_expand_strmov.
21317 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
21318 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
21320 (initialize_trampoline): Don't use old-style function definition.
21321 (bfin_secondary_reload): Mark IN_P argument as unused.
21323 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
21325 PR tree-optimization/31343
21326 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
21327 (build_polynomial_chrec): Return a scalar when the evolution is zero.
21328 * testsuite/gcc.dg/vect/pr31343.c: New.
21330 2007-04-10 Eric Christopher <echristo@apple.com>
21332 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
21333 * config/i386/i386.md (*cmpfp0): Use.
21334 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
21335 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
21336 (fix_trunc<mode>_i386_fisttp): Ditto.
21337 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
21338 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
21339 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
21340 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
21341 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
21342 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
21343 (unnamed_splitters): Ditto.
21344 * config/i386/i386.c (output_fix_trunc): Assert that
21345 we're not being passed a TFmode operand.
21347 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
21349 PR tree-optimization/31526
21350 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
21351 n_basic_blocks to find newly added blocks.
21353 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
21355 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
21357 (fix_trunc<mode>si_sse): Ditto.
21358 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
21359 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
21360 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
21361 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
21362 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
21363 expander using SSEMODEF mode macro.
21364 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
21365 expander using SSEMODEF mode macro.
21366 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
21367 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
21368 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
21369 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
21370 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
21371 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
21372 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
21373 Macroize insn using X87MODEF mode macro.
21375 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
21377 * config/i386/sse.md (sse2_pinsrw): Removed.
21378 (sse2_pextrw): Renamed to ...
21379 (*sse2_pextrw): This.
21381 2007-04-09 Jan Hubicka <jh@suse.cz>
21384 * config/i386/sse.md
21385 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
21386 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
21387 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
21388 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
21390 2007-04-09 Jan Hubicka <jh@suse.cz>
21392 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
21393 multiple fields of union.
21395 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
21397 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
21398 (create_preheaders): Check that loops are available.
21399 (fix_loop_structure): Clean up, improve comments.
21400 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
21401 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
21403 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
21404 * predict.c (tree_estimate_probability): Do not call
21405 calculate_dominance_info. Call create_preheaders.
21406 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
21407 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
21409 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
21410 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
21411 * tree-cfg.c (tree_split_edge): Make an assert more precise.
21412 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
21415 2007-04-08 Jan Hubicka <jh@suse.cz>
21417 * tree.h (maybe_fold_offset_to_component_ref): Declare.
21418 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
21419 * fold-const.c (fold_unary): Use it.
21421 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
21423 * varasm.c (assemble_variable): Remove call to
21424 lang_hooks.decls.prepare_assemble_variable.
21425 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
21426 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
21427 * langhooks.h (lang_hooks_for_decls): Remove
21428 prepare_assemble_variable.
21430 2007-04-08 Mike Stump <mrs@apple.com>
21432 * config/i386/i386.c: Use inc/dec on Core2.
21434 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
21436 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
21437 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
21438 lhd_tree_inlining_end_inlining): Remove.
21439 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
21440 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
21441 end_inlining hooks.
21442 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
21443 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
21444 lhd_tree_inlining_end_inlining): Remove prototypes.
21445 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
21446 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
21447 LANG_HOOKS_TREE_INLINING_START_INLINING,
21448 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
21450 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
21453 2007-04-08 Anatoly Sokolov <aesok@post.ru>
21456 * config/avr/predicates.md (io_address_operand): Delete predicate.
21457 (low_io_address_operand): Don't use 'mode' argument.
21458 (higth_io_address_operand): Rename ...
21459 (high_io_address_operand): ... to this. Don't use 'mode' argument.
21460 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
21463 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
21465 Revert change removing staticp.
21467 2007-04-07 Anatoly Sokolov <aesok@post.ru>
21470 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
21473 2007-04-07 Bruce Korb <bkorb@gnu.org>
21475 * c.opt: Add -Wformat-contains-nul.
21476 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
21478 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
21479 the NUL byte warning.
21481 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
21483 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
21485 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
21487 * tree.c (staticp): No longer use staticp langhook.
21488 * langhooks.c (lhd_staticp): Removed.
21489 * langhooks.h (struct lang_hooks): Remove staticp.
21490 * c-common.c (c_staticp): Remove.
21491 * c-common.h (c_staticp): Ditto.
21492 * langhooks-defs.h (lhd_staticp): Ditto.
21493 (LHD_HOOKS_STATICP): Ditto
21494 * tree.h (gcc_assert_lowered): New macro.
21496 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
21498 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
21499 argument "reliable".
21500 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
21501 Add argument "reliable". Propagate it through calls.
21502 (infer_loop_bounds_from_undefined): Derive number of iterations
21503 estimates from references in blocks that do not dominate loop latch.
21504 (gcov_type_to_double_int): New function.
21505 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
21506 and expected_loop_iterations_unbounded.
21507 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
21508 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
21509 * tree-data-ref.c (estimated_loop_iterations): Export.
21510 (get_references_in_stmt): Fix -- do not return addresses of local
21512 * cfgloop.h (expected_loop_iterations_unbounded,
21513 estimated_loop_iterations): Declare.
21515 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
21517 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
21519 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
21521 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
21522 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
21523 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
21524 Use output_387_reg_move().
21525 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
21526 expander using X87MODEF12 mode macro.
21527 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
21528 choosing register preferences. Use output_387_reg_move().
21529 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
21530 instead of "x". Use output_387_reg_move().
21531 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
21532 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
21533 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
21534 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
21535 Use output_387_reg_move().
21536 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
21538 (*truncxf?f_i387 splitter): Ditto.
21540 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
21542 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
21543 LANG_HOOKS_SAFE_FROM_P.
21544 * expr.c (safe_from_p): Remove langhook call.
21545 * langhooks.h (lang_hooks): Remove safe_from_p.
21546 (lhd_safe_from_p): Remove prototype.
21547 * langhooks.c (lhd_safe_from_p): Remove.
21549 2007-04-06 Jan Hubicka <jh@suse.cz>
21551 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
21554 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
21556 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
21557 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
21558 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
21559 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
21561 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
21562 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
21564 2007-04-05 Richard Henderson <rth@redhat.com>
21566 * config/alpha/alpha.c (print_operand) [+]: Remove.
21567 (alpha_end_function): Print nop if call at end of function.
21568 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
21569 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
21570 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
21571 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
21572 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
21573 the call pattern. Update peepholes to match.
21575 2007-04-05 Janis Johnson <janis187@us.ibm.com>
21577 * doc/extend.texi (Other Builtins): Add decimal float variants
21579 * builtins.def: Ditto.
21580 * builtins.c (expand_builtin): Ditto.
21582 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
21583 H.J. Lu <hongjiu.lu@intel.com>
21586 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
21587 of V8HImode when calling ix86_binary_operator_ok.
21588 (sse2_pmaddwd): Call ix86_binary_operator_ok.
21589 (sdot_prodv8hi): Operands 1 and 2 must be register.
21591 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
21593 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
21594 initialize align to silence bogus warning.
21596 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
21598 PR middle-end/22156
21599 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
21601 (struct sra_walk_fns): Remove use_all parameter from use.
21602 (sra_hash_tree): Handle BIT_FIELD_REFs.
21603 (sra_elt_hash): Don't hash bitfld blocks.
21604 (sra_elt_eq): Skip them in parent compares as well. Handle
21606 (sra_walk_expr): Don't maintain or pass down use_all_p.
21607 (scan_use): Remove use_all parameter.
21608 (scalarize_use): Likewise. Re-expand assignment to
21609 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
21610 output, and re-scalarize after output. Don't mark anything
21612 (scalarize_ldst): Adjust.
21613 (scalarize_walk_gimple_modify_statement): Likewise.
21614 (build_element_name_1): Handle BIT_FIELD_REFs.
21615 (instantiate_element): Don't warn for any element whose parent
21616 is used as a whole.
21617 (instantiate_missing_elements_1): Return the sra_elt.
21618 (canon_type_for_field): New.
21619 (try_instantiate_multiple_fields): New.
21620 (instantiate_missing_elemnts): Use them.
21621 (mark_no_warning): Removed.
21622 (generate_one_element_ref): Handle BIT_FIELD_REFs.
21623 (REPLDUP, sra_build_elt_assignment): New.
21624 (generate_copy_inout): Use them.
21625 (generate_element_copy): Likewise. Handle bitfld differences.
21626 (generate_element_zero): Don't recurse for blocks. Use
21627 sra_build_elt_assignment.
21628 (generate_one_element_int): Take elt instead of var. Use
21629 sra_build_elt_assignment.
21630 (generate_element_init_1): Adjust.
21631 (scalarize_use, scalarize_copy): Use REPLDUP.
21632 (scalarize_ldst): Move assert before dereference.
21633 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
21635 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
21637 * regmove.c: Fix unused variable warnings due to previous commit.
21639 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
21641 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
21642 (regmove_bb_head): Remove.
21643 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
21644 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
21645 problems with fixup_match_1.
21646 Don't initialize/free regmove_bb_head.
21648 (reg_is_remote_constant_p): If an insn is in the same basic block
21649 but not before INSN, consider it remote, too.
21651 2007-04-05 Anatoly Sokolov <aesok@post.ru>
21654 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
21655 DECL_ASSEMBLER_NAME, not the DECL_NAME.
21657 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
21659 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
21660 (CONDITIONAL_REGISTER_USAGE): Likewise.
21662 2007-04-04 Richard Henderson <rth@redhat.com>
21664 * config/alpha/lib1funcs.asm: Remove unused file.
21666 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
21669 * opts.c (print_specific_help): Fix --help=<language>
21671 (common_handle_option): Support --help=common.
21673 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
21676 * gcc.c (main): Do not run the linker if
21677 print_subprocess_help indicates that it shouldn't be
21680 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
21683 * doc/invoke.texi (--help=): Document <languages> value, fix
21684 formatting in tables of values.
21686 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
21688 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
21689 dllimport attribute of virtual methods.
21691 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
21693 * config/score/crti.asm: Change _bss_start to __bss_start.
21694 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
21695 (OUTGOING_REG_PARM_STACK_SPACE) update.
21696 * config/score/score.opt: add options to make backend support
21697 score5, score5u, score7 and score7d.
21698 * config/score/score.md: Likewise.
21699 * config/score/misc.md: Likewise.
21700 * config/score/mac.md: Likewise.
21701 * doc/invoke.texi: Likewise.
21702 * doc/md.texi: update constraints define.
21704 2007-04-03 Richard Henderson <rth@redhat.com>
21706 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
21707 an appropriate type, use the mode instead.
21709 2007-04-03 Richard Sandiford <richard@codesourcery.com>
21711 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
21712 Set the default --with-arch setting to mips2.
21713 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
21714 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
21715 (MULTILIB_OSDIRNAMES): Delete.
21716 (MULTILIB_DIRNAMES): Define.
21717 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
21718 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
21719 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
21720 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
21721 VXWORKS_OS_CPP_BUILTINS.
21722 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
21723 (MIPS_DEBUGGING_INFO): Undefine.
21724 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
21726 2007-04-03 Jakub Jelinek <jakub@redhat.com>
21728 PR middle-end/30704
21729 * fold-const.c (native_encode_real): Encode real.c provided longs
21730 as a series of 32-bit native integers.
21731 (native_interpret_real): Interpret buffer as a series of 32-bit
21734 2007-04-03 Richard Guenther <rguenther@suse.de>
21736 * genpreds.c (write_insn_constraint_len): Write function
21737 optimized for CONSTRAINT_LEN implementation.
21738 (write_tm_preds_h): Output insn_constraint_len inline and
21739 use it for CONSTRAINT_LEN.
21740 (write_insn_preds_c): Don't output insn_constraint_len.
21741 * doc/md.texi (define_register_constraint): Document multi-letter
21742 constraints shall have the same length if they start with the same
21745 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
21748 * config/i386/i386.md (isinf<mode>2): Expand only when
21749 TARGET_C99_FUNCTIONS is set.
21751 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
21753 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
21754 (x86_64-*-linux*): Ditto.
21755 * config/i386/i386.opt (mpc): New option.
21756 * config/i386/i386.c (overrride_options): Handle
21757 ix87_precision_string.
21758 * config/i386/crtprec.c: New file.
21759 * config/i386/t-crtpc: Ditto.
21760 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
21761 and -mpc80 options.
21762 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
21763 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
21764 crtprec32.o, crtprec64.o and crtprec80.o.
21766 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
21767 and -mpc80 options.
21768 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
21770 2007-04-02 Eric Christopher <echristo@apple.com>
21772 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
21773 limitations on darwin.
21775 2007-04-02 Anatoly Sokolov <aesok@post.ru>
21778 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
21780 2007-04-02 Dave Korn <dave.korn@artimi.com>
21782 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
21784 2007-04-02 Dave Korn <dave.korn@artimi.com>
21786 * libgcc2.h (exception_descriptor): Don't forward-declare.
21787 (__get_eh_table_language, __get_eh_table_version): Delete
21788 prototypes of long-dead functions.
21790 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
21792 * ebitmap.h: New file
21793 * ebitmap.c: New file
21794 * Makefile.in (ebitmap.o): New target.
21796 2007-04-01 Jan Hubicka <jh@suse.cz>
21798 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
21799 before very first instruction.
21801 2007-04-01 Jan Hubicka <jh@suse.cz>
21803 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
21804 waring on 64bit hosts.
21805 * bitmap.h: Fix typo in bitmap_head_def.
21807 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
21809 PR rtl-optimization/31391
21810 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
21811 into a DELETED_LABEL note, and the label is in an empty basic
21812 block, update BB_END as well as BB_HEAD.
21814 2007-04-01 Richard Henderson <rth@redhat.com>
21816 PR tree-optimization/31169
21817 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
21818 to varying if the range is outside [0, prec-1].
21820 2007-04-01 Richard Sandiford <richard@codesourcery.com>
21823 * config/mips/mips.md (load_const_gp): New insn.
21824 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
21825 the MIPS16 GP pseudo register if no_new_pseudos.
21826 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
21828 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
21831 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
21833 (call_value): Likewise.
21835 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
21836 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21839 * doc/invoke.texi: (optimization options): Reword description
21840 of -ffast-math. Document its primary purpose.
21842 2007-03-31 Richard Guenther <rguenther@suse.de>
21844 * omp-low.c (splay-tree.h): Include.
21845 (lookup_decl): Replace splay-tree usage by pointer-map.
21846 (maybe_lookup_decl): Likewise.
21847 (new_omp_context): Likewise.
21848 (delete_omp_context): Likewise.
21849 * gimplify.c (splay-tree.h): Include.
21850 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
21852 (remap_ssa_name): Likewise.
21853 (remap_decl): Likewise.
21854 (remap_type_1): Likewise.
21855 (remap_type): Likewise.
21856 (copy_body_r): Likewise.
21857 (expand_call_inline): Likewise.
21858 (clone_body): Likewise.
21859 (copy_tree_r): Likewise.
21860 (remap_save_expr): Likewise.
21861 (unsave_r): Likewise.
21862 (unsave_expr_now): Likewise.
21863 (tree_function_versioning): Likewise.
21864 (build_duplicate_type): Likewise.
21865 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
21866 (struct copy_body_data): Replace splay-tree by pointer-map.
21867 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
21868 not $(SPLAY_TREE_H).
21869 (gimplify.o): Depend on $(SPLAY_TREE_H).
21870 (omp-low.p): Likewise.
21872 2007-03-31 Anatoly Sokolov <aesok@post.ru>
21874 * config/avr/predicates.md (even_register_operand,
21875 odd_register_operand): New predicates.
21876 * config/avr/avr.md (movw peephole2): New.
21877 (movw_r peephole2): New.
21879 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
21881 * tree.h (get_signed_or_unsigned_type): New.
21882 * fold-const.c (operand_equal_for_comparison_p): Use
21883 get_signed_or_unsigned_type instead of
21884 lang_hooks.types.signed_or_unsigned_type.
21885 * expr.c (store_expr): Ditto.
21886 * langhooks.c (get_signed_or_unsigned_type): New.
21887 (lhd_signed_or_unsigned_type): New.
21888 * langhooks.h (lhd_signed_or_unsigned_type): New.
21889 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
21891 2007-03-30 Richard Henderson <rth@redhat.com>
21893 * tree-ssa-loop-ivopts.c: Include target.h.
21894 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
21895 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
21896 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
21897 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
21899 2007-03-30 Richard Henderson <rth@redhat.com>
21900 Kai Tietz <kai.tietz@onevision.com>
21902 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
21903 default for 64-bit.
21904 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
21905 (TARGET_64BIT_MS_ABI): New.
21906 (DBX_REGISTER_NUMBER): Handle 64-bit.
21907 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
21908 (LONG_TYPE_SIZE): Force to 32.
21909 (REG_PARM_STACK_SPACE): New.
21910 (OUTGOING_REG_PARM_STACK_SPACE): New.
21911 (REGPARM_MAX, SSE_REGPARM_MAX): New.
21912 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
21913 (STACK_BOUNDARY): Use 128 for 64-bit.
21914 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
21915 Add 64-bit implementation.
21916 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
21918 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
21919 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
21920 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
21921 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
21922 (ix86_handle_cconv_attribute): Don't warn when ignoring if
21923 TARGET_64BIT_MS_ABI.
21924 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
21925 (ix86_pass_by_reference): Likewise.
21926 (ix86_function_value_regno_p): Likewise.
21927 (ix86_build_builtin_va_list): Likewise.
21928 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
21929 (function_arg_advance_ms_64): New.
21930 (function_arg_advance): Call it.
21931 (function_arg_ms_64): New.
21932 (function_arg): Call it.
21933 (function_value_ms_64): New.
21934 (ix86_function_value_1): Call it.
21935 (return_in_memory_ms_64): New.
21936 (ix86_return_in_memory): Call it.
21937 (setup_incoming_varargs_ms_64): New.
21938 (ix86_setup_incoming_varargs): Call it.
21939 (ix86_expand_prologue): Handle 64-bit stack probing.
21940 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
21941 (output_pic_addr_const): Likewise.
21942 (x86_this_parameter): Likewise.
21943 (x86_output_mi_thunk): Likewise.
21944 (x86_function_profiler): Likewise.
21945 (TARGET_STRICT_ARGUMENT_NAMING): New.
21946 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
21947 (TARGET_64BIT_MS_ABI): New.
21948 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
21949 * config/i386/i386.md (allocate_stack_worker): Remove.
21950 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
21951 describe the clobber of eax without a match_scratch.
21952 (allocate_stack_worker_postreload): Remove.
21953 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
21954 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
21955 (allocate_stack_worker_rex64_postreload): Remove.
21956 (allocate_stack): Handle 64-bit.
21957 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
21958 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
21959 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
21960 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
21961 (STANDARD_STARTFILE_PREFIX_1): Likewise.
21962 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
21963 * config.build (x86_64-*-mingw*): New host.
21964 * config.host (x86_64-*-mingw*): New host.
21965 * config.gcc (x86_64-*-mingw*): New target.
21966 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
21968 2007-03-30 Richard Henderson <rth@redhat.com>
21969 Kai Tietz <kai.tietz@onevision.com>
21971 * c-pragma.c (struct def_pragma_macro_value): New.
21972 (struct def_pragma_macro): New.
21973 (pushed_macro_table): New.
21974 (dpm_hash, dpm_eq): New.
21975 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
21976 (init_pragma): Install them.
21977 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
21979 2007-03-30 Anatoly Sokolov <aesok@post.ru>
21981 * config/avr/avr.c (avr_override_options): Clear
21982 'flag_delete_null_pointer_checks'.
21984 2007-03-30 Paolo Carlini <pcarlini@suse.de>
21987 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
21988 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
21989 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
21990 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
21991 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
21992 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
21993 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
21995 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
21997 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
21999 * regmove.c: Move all of pass_stack_adjustments from here...
22000 * combine-stack-adj.c: ...to this new file.
22001 * Makefile.in: Add rules for combine-stack-adj.o.
22003 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
22005 PR tree-optimization/31383
22006 * tree-data-ref.c (affine_function_equal_p): Do not require the
22007 vectors to have the same length.
22009 2007-03-30 Jan Hubicka <jh@suse.cz>
22011 PR middle-end/30700
22012 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
22013 availablility; add more sanity checking; ask varpool only about
22016 2007-03-29 Richard Henderson <rth@redhat.com>
22018 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
22019 to decide, but __SIZEOF_LONG_LONG__.
22021 2007-03-29 Richard Henderson <rth@redhat.com>
22023 * emutls.c (struct __emutls_array): New.
22024 (emutls_destroy): Use it instead of casting element 0 from void*.
22025 (__emutls_get_address): Likewise.
22027 2007-03-29 Richard Henderson <rth@redhat.com>
22029 * varasm.c (initializer_constant_valid_p): Don't deny
22030 DECL_DLLIMPORT_P on functions.
22032 * config/i386/cygming.h: Remove function declarations.
22033 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
22034 (ASM_OUTPUT_LABELREF): Remove.
22035 (COMMON_ASM_OP): Remove.
22036 (ASM_OUTPUT_COMMON): Remove.
22037 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
22038 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
22039 (ASM_DECLARE_FUNCTION_NAME): Likewise.
22040 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
22041 Rename from TARGET_ENCODE_SECTION_INFO.
22042 * config/i386/netware.h: Likewise.
22043 * config/i386/i386-protos.h: Update.
22044 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
22045 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
22046 (legitimate_constant_p): Reject dllimports.
22047 (dllimport_map, get_dllimport_decl): New.
22048 (legitimize_dllimport_symbol): New.
22049 (legitimize_address, ix86_expand_move): Use it.
22050 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
22051 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
22052 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
22053 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
22054 * config/i386/predicates.md (constant_call_address_operand): Only
22055 accept symbols; reject dllimport_p symbols.
22056 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
22057 i386_pe_maybe_record_exported_symbol.
22058 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
22059 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
22060 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
22061 trust the setting of DECL_DLLIMPORT_P.
22062 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
22063 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
22064 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
22065 tidy the argument scanning loop.
22066 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
22067 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
22068 (i386_pe_strip_name_encoding): Remove.
22069 (i386_pe_binds_local_p): New.
22070 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
22071 (i386_pe_output_labelref): Remove.
22072 (i386_pe_asm_output_aligned_decl_common): New.
22073 (i386_pe_maybe_record_exported_symbol): Rename from
22074 i386_pe_record_exported_symbol; check for dllexported symbols.
22076 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
22078 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
22079 add comment explaining why vsnprintf cannot be used.
22081 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
22083 PR tree-optimization/30666
22084 * tree.c (build_complex_type): When creating type names for DWARF2
22085 debug info, create TYPE_DECLs for TYPE_NAME instead of
22087 (build_common_tree_nodes_2): Use build_complex_type when building
22088 predefined complex types, to preserve canonical types.
22090 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
22092 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
22093 (noce_get_alt_condition): Look at it to determine whether to
22094 reverse the condition or not.
22095 (noce_get_condition): Substitute the truth for lies.
22096 (noce_find_if_block): Set the then_else_reversed field.
22098 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
22100 * config/fr30/fr30.md (movdi): Do not accept immediates as the
22101 destination of this insn.
22102 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
22103 than calling gen_rtx_SET directly. Use r0 to hold the value of
22104 'address + 4' rather than a stack based temporary which can be
22105 mis-optimized away.
22107 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
22109 * config/s390/s390.c (s390_secondary_input_reload_class,
22110 s390_secondary_output_reload_class): Functions removed.
22111 (s390_secondary_reload): New function.
22112 (TARGET_SECONDARY_RELOAD): Target macro defined.
22113 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
22114 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
22115 * config/s390/s390.md ("reload_outti", "reload_outdi",
22116 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
22117 "reload_out<mode>"): Expanders removed.
22118 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
22119 "reload<mode>_nonoffmem_out"): Expanders added.
22121 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
22123 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair
22124 action if SRC->DEST replacement failed anyway.
22126 2007-03-28 Mike Stump <mrs@apple.com>
22128 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
22129 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
22130 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
22132 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
22134 * config.gcc: Accept barcelona as a variant of amdfam10.
22135 * config/i386/i386.c (override_options): Likewise.
22136 * doc/invoke.texi: Likewise.
22138 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
22140 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
22141 offsets for BIT_FIELD_REF and COMPONENT_REF.
22143 2007-03-28 Richard Guenther <rguenther@suse.de>
22145 * tree.c (is_global_var): Move ...
22146 * tree-flow-inline.h (is_global_var): ... here.
22147 * tree.h (is_global_var): Remove declaration.
22149 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
22151 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
22153 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
22154 * config/i386/i386.c (ix86_tune_features): Initialize new
22156 * config/i386/predicates.md (promotable_binary_operator): Use
22157 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
22159 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
22162 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
22164 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
22166 * config/fr30/fr30.md (movsi_internal): Change destination
22167 constraint from m to V and add m to the end.
22169 2007-03-28 Christian Bruel <christian.bruel@st.com>
22171 * config/sh/sh.md (movsi_i): Fix type attribute.
22173 2007-03-28 Christian Bruel <christian.bruel@st.com>
22175 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
22176 (movsf_ie): Likewise.
22178 2007-03-28 Christian Bruel <christian.bruel@st.com>
22180 * config.gcc: Add sh4-300 to multilib.
22181 * config/sh/t-mlib-sh4-300: New file.
22183 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
22185 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
22186 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
22187 fix_trunc<mode>di2.
22188 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
22189 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
22190 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
22191 "fixuns_trunctddi2"): Whitespace fix.
22193 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
22195 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
22196 the definition of struct sh_args.
22197 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
22198 CALL_COOKIE_INT_REG_GET): Likewise.
22200 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
22202 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
22203 transformations are applied successfully.
22205 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
22207 * tree.c (tree_contains_struct): Permit 512 tree codes.
22208 * tree.h (tree_contains_struct): Ditto.
22209 (MAX_TREE_CODES): Ditto.
22210 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
22211 SPARE member to store remaining padding bits.
22213 2007-03-27 Anatoly Sokolov <aesok@post.ru>
22215 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
22218 2007-03-27 Janis Johnson <janis187@us.ibm.com>
22220 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
22221 * configure: Regenerate.
22223 * configure: Regenerate using the correct version of autoconf.
22225 2007-03-27 Anatoly Sokolov <aesok@post.ru>
22227 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
22229 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
22230 regs to "__SP_L__" and "__SP_H__".
22232 2007-03-27 Richard Guenther <rguenther@suse.de>
22234 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
22235 computations with it with a HOST_WIDE_INT variable.
22237 2007-03-26 Mike Stump <mrs@apple.com>
22239 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
22240 objective-c-header, objective-c++-header and objc++-cpp-output
22242 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
22244 2007-03-26 Richard Henderson <rth@redhat.com>
22247 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
22248 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
22249 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
22250 IX86_BUILTIN_PSRLQ128): New.
22251 (ix86_init_mmx_sse_builtins): Add them.
22252 (ix86_expand_builtin): Expand them.
22253 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
22254 operand 2 be TImode.
22255 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
22256 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
22257 _mm_srli_epi64): Mark __B const.
22258 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
22259 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
22260 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
22261 new two-vector shift builtins.
22263 2007-03-26 Ian Lance Taylor <iant@google.com>
22265 PR tree-optimization/31345
22266 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
22267 [+INF, +INF(OVF)] into VARYING.
22269 2007-03-26 Zack Weinberg <zackw@panix.com>
22271 * gengtype-parse.c: New file.
22272 * gengtype-yacc.y: Delete.
22273 * gengtype-lex.l: Don't include gengtype-yacc.h.
22274 Define YY_DECL and yyterminate appropriately for recursive
22275 descent parser. yylval is now a string out-parameter to yylex.
22276 (HWS, EOID): New shorthand.
22277 (IWORD): Add a couple more types.
22278 (yylex): Add a setup stanza. Remove the complex rules for
22279 detecting GTY'ed types and typedefs; replace with simple
22280 keyword detectors. Adjust everything for the changed
22281 definition of yylval. Ignore all pp-directives, not just #define.
22283 (parse_file): Rename yybegin; do not call yyparse.
22285 * gengtype.c (xasprintf): Export again.
22286 (this_file): New. Use everywhere __FILE__ was being used.
22287 (get_lang_bitmap): Special case types defined in gengtype.c.
22288 (do_typedef, new_structure): Suppress definition of certain types.
22289 (new_structure): Improve diagnostics of duplicate definitions.
22290 Make sure location_s is associated with input.h.
22291 (nreverse_pairs, define_location_structures): New functions.
22292 (main): Improve tagging of kludge types. Remove old kludges
22293 for input.h types; use define_location_structures.
22294 * gengtype.h: Update prototypes. Define token codes here.
22295 * Makefile.in: Remove all references to gengtype-yacc.
22296 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
22298 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
22299 add GTY((skip)) to the field that's only conditionally there.
22300 * doc/install.texi: Document that Bison is no longer required
22301 unless building treelang.
22303 * gengtype.c: Don't include gtyp-gen.h.
22304 (srcdir): Declare here.
22305 (base_files, lang_dir_names): Allocate dynamically.
22306 (gt_files, num_gt_files, num_lang_dirs): New globals.
22307 (measure_input_list, read_input_line, read_input_list)
22308 (set_lang_bitmap): New functions.
22309 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
22310 simplify, relying on read_input_list to set up the bitmaps.
22311 (main): Arguments are no longer unused. Check for correct number
22312 of command line arguments, set srcdir and srcdir_len, then call
22313 read_input_list, before doing anything else. No need to worry
22314 about duplicates in main loop.
22315 * configure.ac: Simplify the calculation of all_gtfiles.
22316 Put language tags in there. Don't set or substitute
22317 all_gtfiles_files_langs or all_gtfiles_files_frags.
22318 * Makefile.in: Revamp the way gengtype is invoked, now that it
22319 takes a file on its command line with a much simpler format.
22320 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
22321 (GTFILES): Remove duplicates and C source files.
22322 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
22323 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
22324 * configure: Regenerate.
22326 * gengtype.h: Remove all type definitions to gengtype.c; leave
22327 only definitions of options_p, type_p, and pair_p as opaque
22328 pointers. Update prototypes.
22329 * gengtype.c: Many type definitions moved here from gengtype.h.
22330 Consolidate type definitions at the top of the file.
22331 (xvasprintf): Delete.
22332 (xasprintf): Make static.
22333 (create_nested_pointer_option): Add 'next' parameter.
22334 (create_field_all, create_field_at): New functions.
22335 (create_field): Now a thin wrapper around create_field_all.
22336 (create_optional_field): Rename create_optional_field_ and add
22337 line argument. Original name is now a macro which supplies
22339 (oprintf): Use vsnprintf directly.
22340 (close_output_files): Use fatal rather than perror/exit.
22341 (note_def_vec, note_def_vec_alloc): Use create_field_at.
22342 (main): Set progname. Don't use exit.
22343 * gengtype-yacc.y (struct_fields): Use create_field_at.
22344 (option, optionseqopt): Delete.
22345 (optionseq): Consolidate productions from option here so we
22346 can use the first argument to create_option.
22348 * gengtype-lex.l: Distinguish unions from structures in the
22349 token type. Don't call find_structure; return the tag as a string.
22350 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and
22351 ENT_UNION. Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is
22352 string. Reorganize typedef_struct production accordingly.
22353 Use create_nested_ptr_option.
22354 * gengtype.c (create_nested_ptr_option): New function.
22355 * gengtype.h: Declare it.
22357 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
22358 (string_type): Don't declare.
22359 (do_scalar_typedef): Declare.
22360 (create_scalar_type): Update prototype.
22361 * gengtype.c (string_type): Make static.
22362 (scalar_nonchar, scalar_char): New.
22363 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
22364 (resolve_typedef): Use scalar_nonchar for error recovery.
22365 (create_scalar_type): Remove name_len field. Return scalar_char
22366 or scalar_nonchar as appropriate.
22367 (adjust_field_type): Look at scalar_is_char boolean to decide whether
22368 to use string_type.
22369 (throughout): Use scalar_nonchar instead of calling
22370 create_scalar_type, whenever possible.
22371 (main): Initialize scalar_char and scalar_nonchar before calling
22373 * gengtype-lex.l: Adjust for removal of second argument to
22374 create_scalar_type. Use yylval.s instead of yylval.t when
22376 * gengtype-yacc.y: Type of SCALAR is string. Call
22377 create_scalar_type from type:SCALAR rule. Adjust for removal of
22378 second argument to create_scalar_type.
22380 * vec.h: Remove all #if IN_GENGTYPE blocks.
22381 Add comment saying that changes may require adjustments to gengtype.
22382 * gengtype.c: Don't include coretypes.h or tm.h.
22383 Add comment to inclusion of errors.h.
22384 (note_def_vec, note_def_vec_alloc): New functions.
22385 * gengtype.h: Declare new functions.
22386 * gengtype-lex.l: Don't include coretypes.h.
22387 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
22389 (update_lineno): Remove unnecessary prototype.
22390 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
22391 (VEC rule): Just return VEC_TOKEN.
22392 * gengtype-yacc.y (VEC_TOKEN): New token type.
22393 (type): Add a production for VEC(a,b).
22394 * Makefile.in: Update dependencies.
22396 * gengtype-lex.l: Remove rules for parsing pointer-to-function
22397 typedefs that use the old PARAMS macro.
22399 * gengtype-lex.l: Remove all rules and states relating to yacc
22401 * gengtype-yacc.y: Similarly.
22402 * gengtype.c (note_yacc_type): Delete function.
22403 * gengtype.h: Update prototypes.
22405 2007-03-26 Joseph Myers <joseph@codesourcery.com>
22407 * tree-pretty-print.c (dump_generic_node): Report precision of
22408 unnamed integer types.
22410 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
22412 * ifcvt.c (noce_try_store_flag_constants): Don't check
22413 no_new_pseudos here.
22414 (noce_try_store_flag_constants): Don't check no_new_pseudos.
22415 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
22416 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
22417 noce_try_sign_mask): Likewise.
22418 (if_convert): Check no_new_pseudos here.
22420 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
22422 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
22423 (noce_get_condition): Handle new then_else_reversed argument.
22424 (noce_init_if_info): Remove, fold into noce_find_if_block.
22425 (noce_process_if_block): Take a struct noce_if_info as the
22426 argument. Don't set up one based on ce_if_info. Update pointer
22427 references accordingly.
22428 (cond_move_process_if_block): Likewise.
22429 (process_if_block): Removed.
22430 (find_if_block): Removed. Move functionality two new functions,
22431 noce_find_if_block and cond_exec_find_if_block.
22432 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
22433 blocks and the symmetric IF-ELSE-JOIN case.
22434 (cond_exec_find_if_block): Also new function mostly based on old
22435 find_if_block and process_if_block.
22436 (find_if_header): Replace find_if_block call with separately
22437 guarded calls to noce_find_if_block and cond_exec_find_if_block.
22438 (find_cond_trap): Update noce_get_condition call.
22439 (dead_or_predicable): Likewise.
22441 2007-03-26 Jakub Jelinek <jakub@redhat.com>
22443 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
22445 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
22446 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
22447 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
22448 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
22449 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
22450 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
22451 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
22452 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
22453 __builtin_ia32_psrad128 builtins.
22455 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
22457 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
22458 * config/i386/constraints.md
22459 (define_constraint "I"): Use IN_RANGE macro.
22460 (define_constraint "J"): Ditto.
22461 (define_constraint "K"): Ditto.
22462 (define_constraint "M"): Ditto.
22463 (define_constraint "N"): Ditto.
22464 (define_constraint "O"): Ditto.
22465 * config/i386/predicates.md
22466 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
22467 (define_predicate "const_0_to_3_operand"): Ditto.
22468 (define_predicate "const_0_to_7_operand"): Ditto.
22469 (define_predicate "const_0_to_15_operand"): Ditto.
22470 (define_predicate "const_0_to_63_operand"): Ditto.
22471 (define_predicate "const_0_to_255_operand"): Ditto.
22472 (define_predicate "const_1_to_31_operand"): Ditto.
22473 (define_predicate "const_2_to_3_operand"): Ditto.
22474 (define_predicate "const_4_to_7_operand"): Ditto.
22476 2007-03-25 David Edelsohn <edelsohn@gnu.org>
22478 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
22479 in SImode for save_world.
22480 * config/rs6000/altivec.md (save_world, restore_world): Convert to
22483 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
22485 PR tree-optimization/30784
22486 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
22489 2007-03-25 Revital Eres <eres@il.ibm.com>
22491 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
22492 Fold movement_possibility function into it.
22494 2007-03-25 David Edelsohn <edelsohn@gnu.org>
22496 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
22497 (load_macho_picbase_{si,di}): Convert to LR hard reg.
22498 (call_indirect_nonlocal_darwin64): Same.
22499 (call_nonlocal_darwin64): Same.
22500 (call_value_indirect_nonlocal_darwin64): Same.
22501 (call_value_nonlocal_darwin64): Same.
22502 (sibcall_nonlocal_darwin64): Same.
22503 (sibcall_value_nonlocal_darwin64): Same.
22504 (sibcall_symbolic_64): Same.
22505 (sibcall_value_symbolic_64): Same.
22506 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
22508 (rs6000_emit_load_toc_table): Same.
22509 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
22510 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
22512 (divss_call): Same.
22513 (divus_call): Same.
22514 (quoss_call): Same.
22515 (quous_call): Same.
22516 (load_toc_v4_pic_si): Same
22517 (load_toc_v4_PIC_1): Same.
22518 (load_toc_v4_PIC_1b): Same.
22519 (call_indirect_aix{32,64}): Same.
22520 (call_value_indirect_aix{32,64}): Same.
22522 (call_value): Same.
22523 (call_local{32,64}): Same.
22524 (call_value_local{32,64}): Same.
22525 (call_indirect_nonlocal_aix{32,64}): Same.
22526 (call_nonlocal_aix{32,64}): Same.
22527 (call_value_indirect_nonlocal_aix{32,64}): Same.
22528 (call_value_nonlocal_aix{32,64}): Same.
22529 (call_indirect_nonlocal_sysv<mode>): Same.
22530 (call_nonlocal_sysv<mode>): Same.
22531 (call_value_indirect_nonlocal_sysv<mode>): Same.
22532 (call_value_nonlocal_sysv<mode>): Same.
22534 (sibcall_local{32,64}): Same.
22535 (sibcall_value_local{32,64}): Same.
22536 (sibcall_nonlocal_aix{32,64}): Same.
22537 (sibcall_value_nonlocal_aix{32,64}): Same.
22538 (sibcall_nonlocal_sysv<mode>): Same.
22539 (sibcall_value): Same.
22540 (sibcall_value_nonlocal_sysv<mode>): Same.
22542 2007-03-24 Paul Brook <paul@codesourcery.com>
22544 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
22545 * config/arm/linux-eabi.h: Remove legacy syscall hack.
22547 2007-03-24 Richard Henderson <rth@redhat.com>
22549 * config/ia64/constraints.md: New file.
22550 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
22551 satisfies_constraint_?.
22552 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
22553 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
22554 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
22555 ia64_output_mi_thunk): Likewise.
22556 (ia64_const_ok_for_letter_p): Remove.
22557 (ia64_const_double_ok_for_letter_p): Remove.
22558 (ia64_extra_constraint): Remove.
22559 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
22560 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
22561 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
22562 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
22563 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
22564 EXTRA_MEMORY_CONSTRAINT): Remove.
22565 * config/ia64/ia64.md: Include constriants.md. Replace
22566 CONST_OK_FOR_? with satisfies_constraint_?.
22568 2007-03-23 Michael Meissner <michael.meissner@amd.com>
22569 H.J. Lu <hongjiu.lu@intel.com>
22571 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
22573 (name macros): Use DPD_BID_NAME to convert names properly.
22575 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
22576 decimal floating point format.
22577 (init_floating_libfuncs): Change decimal functions so that they
22578 have a "bid_" prefix if the decimal system uses the BID format,
22579 and "dpd_" prefix if the decimal system uses the DPD format.
22580 (init_interclass_conv_libfuncs): Ditto.
22581 (init_intraclass_conv_libfuncs): Ditto.
22583 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
22584 using the BID format.
22586 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
22587 whether we are using the BID decimal format.
22588 * configure: Regenerate.
22590 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
22591 the compiler has decimal floating point enabled. Define
22592 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
22595 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
22596 using the BID format.
22598 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
22599 whether we are using the BID decimal format.
22600 * configure: Regenerate.
22602 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
22603 the compiler has decimal floating point enabled. Define
22604 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
22607 * doc/install.texi (--enable-decimal-float): Document BID and DPD
22608 options, and that it is enabled for i386/x86_64 systems.
22610 * Makefile.in (enable_decimal_float): New.
22612 (DECNUMINC): Add -I$(DECNUMFMT).
22613 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
22614 to $(DECNUMFMT) from $(DECNUM).
22616 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
22617 Substitute enable_decimal_float.
22618 * configure: Regenerated.
22621 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
22624 * configure.ac: Enable decimal float for x86_64-*-linux*.
22625 * configure: Regenerated.
22628 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
22629 decimal128ClearSign to flip and clear the sign bit in decimal128.
22630 (decimal_real_maxval): Set decimal128SetSign to set the sign
22633 2007-03-23 Ian Lance Taylor <iant@google.com>
22635 * fold-const.c (fold_binary): Correct warning for X - c >= X.
22637 2007-03-23 Ian Lance Taylor <iant@google.com>
22639 * tree-dump.c (dump_files): Correct comment.
22641 2007-03-23 Ian Lance Taylor <iant@google.com>
22643 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
22645 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
22647 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
22648 in cfglayout mode. Don't go into and out of cfglayout mode.
22649 Link the blocks in the order of the constructed traces.
22650 (rest_of_handle_tracer): Adjust call to tracer.
22651 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
22652 Don't go into cfglayout mode.
22653 (rtl_loop_done): Don't go out of cfglayout mode.
22654 * cfglayout.c (relink_block_chain): New function, split out from...
22655 (fixup_reorder_chain): ...here. Remove redundant checking.
22656 (cfg_layout_finalize): Don't clear the header, footer, and aux
22657 fields here, move the code to do so to relink_block_chain. Likewise
22658 for free_original_copy_tables.
22659 * rtl.h (tracer): Update prototype.
22660 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
22661 Assert we are in cfglayout mode. Don't go into and out of cfglayout
22662 mode. Use relink_block_chain to serialize the CFG according to the
22663 new basic block order. Move targetm.cannot_modify_jumps_p check from
22665 (gate_handle_reorder_blocks): ...to here.
22666 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
22668 (gate_duplicate_computed_gotos): ...to here.
22669 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
22670 something always changes when going into and out of cfglayout mode.
22671 Perform an expensive cfg cleanup while going into cfglayout mode.
22672 Always update liveness information on HAVE_conditional_execution
22673 targets. Reserialize the basic blocks and go out of cfglayout mode.
22674 * reg-stack.c: Include cfglayout.h.
22675 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
22676 the call to reorder_basic_blocks.
22677 * basic-block.h (reorder_basic_blocks): Update prototype.
22678 (relink_block_chain): New prototype.
22679 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
22681 2007-03-23 Joseph Myers <joseph@codesourcery.com>
22683 * config/mips/mips.md (type, hazard, *movdi_32bit,
22684 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
22685 *movhi_internal, *movqi_internal, *movsf_hardfloat,
22686 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
22687 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
22688 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
22690 (movcc): Change first xfer to multi.
22691 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
22692 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
22693 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
22694 config/mips/generic.md: Change reservations using "xfer" to use
22696 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
22697 using match_operand.
22698 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
22699 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
22701 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
22703 2007-03-22 Richard Henderson <rth@redhat.com>
22705 * config/i386/i386.c: Remove unnecessary function declarations.
22706 Move targetm definition, and all related macros, to the end of
22707 the file. Resort some functions to put definitions before uses.
22708 (ix86_attribute_table): Make static. Move to end of file.
22709 (ix86_gimplify_va_arg): Make static.
22711 2007-03-22 Richard Henderson <rth@redhat.com>
22713 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
22714 don't increase local_regparm with force_align_arg_pointer check.
22715 (ix86_function_sseregparm): Assert 32-bit.
22716 (type_has_variadic_args_p): New.
22717 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
22718 type_has_variadic_args_p.
22719 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
22720 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
22721 use memset instead. Do maybe_vaarg check first; skip attribute
22722 tests if true; skip attribute tests for 64-bit.
22723 (construct_container): Remove TARGET_DEBUG_ARG.
22724 (function_arg_advance_32, function_arg_advance_64): Split out ...
22725 (function_arg_advance): ... from here.
22726 (function_arg_32, function_arg_64): Split out ...
22727 (function_arg): ... from here.
22728 (ix86_pass_by_reference): Tidy.
22729 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
22730 (function_value_32): New, from parts of ix86_function_value
22731 and ix86_value_regno.
22732 (function_value_64): New, from parts of ix86_function_value
22733 and ix86_libcall_value.
22734 (ix86_function_value_1): New.
22735 (ix86_function_value, ix86_libcall_value): Use it.
22736 (return_in_memory_32, return_in_memory_64): Split out ...
22737 (ix86_return_in_memory): ... from here.
22738 (ix86_struct_value_rtx): Skip for 64-bit.
22739 (ix86_libcall_value, ix86_value_regno): Remove.
22740 (setup_incoming_varargs_64): Split out ...
22741 (ix86_setup_incoming_varargs): ... from here.
22742 (ix86_va_start): Remove TARGET_DEBUG_ARG.
22743 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
22744 * config/i386/i386-protos.h (ix86_function_value): Remove.
22745 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
22747 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22750 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
22751 infinities not supported, otherwise emit warning if -Woverflow. On
22752 underflow, emit warning if -Woverflow.
22753 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
22755 * real.h (real_from_string): Update declaration
22757 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
22758 Richard Henderson <rth@redhat.com>
22760 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
22761 * calls.c (compute_argument_block_size, expand_call,
22762 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
22763 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
22764 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
22765 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
22766 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
22767 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
22768 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
22769 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
22772 2007-03-22 Joseph Myers <joseph@codesourcery.com>
22774 * c-incpath.c (add_sysroot_to_chain): New.
22775 (merge_include_chains): Add sysroot argument. Call
22776 add_sysroot_to_chain if sysrooted.
22777 (register_include_chains): Update call to merge_include_chains.
22778 * doc/cppopts.texi: Document use of '=' in include directory
22781 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
22783 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
22784 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
22785 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
22786 insn pattern using X87MODEF12 mode macro.
22788 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
22790 * regmove.c (regmove_optimize): Use reg_mentioned_p
22791 instead of reg_overlap_mentioned_p for DST.
22793 2007-03-21 Mike Stump <mrs@apple.com>
22795 * c.opt: Fixup for Objective-C/C++.
22797 2007-03-21 Steve Ellcey <sje@cup.hp.com>
22799 * explow.c (convert_memory_address): Fold memory reference when
22800 POINTERS_EXTEND_UNSIGNED < 0
22802 2007-03-21 Richard Henderson <rth@redhat.com>
22805 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
22806 * config/i386/mmintrin.h (__m64): Likewise.
22807 * config/i386/xmmintrin.h (__m128): Likewise.
22809 2007-03-21 Richard Sandiford <richard@codesourcery.com>
22811 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
22812 (VXWORKS_OS_CPP_BUILTINS): Define.
22813 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
22814 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
22816 2007-03-21 Richard Sandiford <richard@codesourcery.com>
22818 * rtl.h (constant_pool_reference_p): Delete.
22819 (find_constant_src): Declare.
22820 * rtlanal.c (find_constant_src): New function.
22821 * simplify-rtx.c (constant_pool_reference_p): Delete.
22822 * config/i386/i386.md: Use find_constant_src instead of
22823 constant_pool_reference_p/avoid_constant_pool_reference pairs.
22825 2007-03-21 Richard Sandiford <richard@codesourcery.com>
22827 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
22828 * c-cppbuiltin.c (c_cpp_builtins): Define them.
22830 2007-03-20 Mark Mitchell <mark@codesourcery.com>
22832 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
22833 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
22834 (arm_elf_asm_constructor): Use it.
22835 (arm_elf_asm_destructor): New function.
22837 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
22839 * jump.c (mark_jump_label): Treat SEQUENCE specially.
22841 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
22843 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
22845 2007-03-19 Andrew Haley <aph@redhat.com>
22847 PR tree-optimization/31264
22848 * tree-vrp.c (register_edge_assert_for_1): Don't look though
22849 VIEW_CONVERT_EXPRs.
22851 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
22853 PR rtl-optimization/30907
22854 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
22855 (fwprop_init): Always call loop_optimizer_initialize.
22856 (fwprop_done): Always call loop_optimizer_finalize.
22857 (fwprop): We always have loop info now.
22858 (gate_fwprop_addr): Remove.
22859 (pass_fwprop_addr): Use gate_fwprop as gate.
22861 PR rtl-optimization/30841
22862 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
22863 df_chain_alloc): Call df_reorganize_refs unconditionally.
22864 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
22865 refs_organized to refs_organized_size.
22866 (df_ref_create_structure): Use refs_organized_size instead of
22867 bitmap_size if refs had been organized, and keep refs_organized_size
22869 * df.h (struct df_ref_info): Change refs_organized to
22870 refs_organized_size.
22871 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
22874 2007-03-19 Mark Mitchell <mark@codesourcery.com>
22876 * except.c (output_function_exception_table): Do not reference the
22877 EH personality routine for functions that do not require an
22880 2007-03-20 Jakub Jelinek <jakub@redhat.com>
22883 * c-typeck.c (convert_for_assignment): Call comptypes for
22884 RECORD_TYPE or UNION_TYPE.
22886 PR inline-asm/30505
22887 * reload1.c (reload): Do invalid ASM checking after
22888 cleanup_subreg_operands.
22890 2007-03-19 Jeff Law <law@redhat.com>
22892 * tree-cfg.c (find_taken_edge): Tighten conditions for
22893 optimizing computed gotos.
22895 2007-03-19 Michael Matz <matz@suse.de>
22897 * builtins.c (expand_builtin_sync_operation,
22898 expand_builtin_compare_and_swap,
22899 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
22902 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
22903 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
22906 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
22908 * doc/tm.texi: Add brackets around the return type of
22909 TARGET_SECONDARY_RELOAD.
22911 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
22912 Richard Guenther <rguenther@suse.de>
22914 PR tree-optimization/31254
22915 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
22916 Use handled_component_p () where appropriate. Continue
22917 propagating into the rhs if we propagated into an INDIRECT_REF
22920 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
22922 * config/s390/s390.md (op_type attribute): RRR instruction type added.
22923 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
22924 (xde, xdee): Mode attributes adjusted to support DFP modes.
22925 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
22926 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
22927 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
22928 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
22929 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
22930 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
22931 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
22933 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
22934 "movsf"): Insn definitions removed.
22935 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
22936 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
22937 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
22939 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
22940 "reload_in<mode>", "reload_out<mode>"): Expander added.
22941 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
22944 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
22946 * config/s390/s390.md: Only non-functional changes. Renamed
22947 FPR mode macro to BFP all over the file.
22949 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
22951 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
22952 (op_type attribute): RRF instruction type added.
22953 (fT0): New mode attribute.
22954 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
22955 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
22956 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new
22957 instruction no secondary memory is needed when moving DFmode values
22958 between GPRs and FPRs.
22960 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
22962 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
22963 inverted and documentation adjusted.
22964 ("mhard-dfp", "msoft-dfp"): New options.
22965 * config/s390/s390.c (s390_handle_arch_option): New architecture
22967 (override_options): Sanity checks for the new options added.
22968 * config.gcc: New architecture switch: z9-ec.
22969 * config/s390/s390.h (processor_flags): PF_DFP added.
22970 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
22971 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
22972 when the bit is NOT set so remove it from the defaults.
22974 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
22976 * genemit.c (main): Print include statement for dfp.h.
22977 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
22980 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
22982 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
22984 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
22987 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
22988 instead of PATTERN.
22990 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22992 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
22993 attr_length_call, output_call, output_indirect_call): Cleanup
22994 formatting of targetm calls.
22996 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
22998 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
23000 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23002 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
23003 reservation, bypass and anti-bypass descriptions for these
23004 instructions. Update move patterns.
23005 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
23008 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
23010 * tree-vect-transform.c (get_initial_def_for_induction): Replace
23011 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
23012 (get_initial_def_for_reduction): Likewise.
23014 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
23016 Fix PR tree-optimization/29922
23017 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
23018 (get_representative): Removed.
23019 (value_dies_in_block_x): Update for rvuse removal.
23020 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
23021 (compute_antic_aux): Handle when PHI nodes appear in
23022 non-single-successors.
23023 (dump_bitmap_of_names): Removed.
23024 (compute_antic_safe): Renamed and removed rvuse calculation.
23025 Calculate only antic safe.
23026 (insert_into_preds_of_block): Remove assert.
23027 (execute_pre): Update for renamed functions.
23028 (defer_or_phi_translate_block): New function.
23030 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
23032 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
23033 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
23035 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
23036 Follow spelling conventions.
23038 * tree-data-ref.h: Remove the prototype for analyze_array.
23040 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
23042 PR tree-optimization/31041
23043 * tree-vect-transform.c (get_initial_def_for_induction): Call
23044 force_gimple_operand.
23046 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
23048 * ipa-type-escape.c (look_for_casts) : Revert code to use
23049 handled_component_p due to ada test a-numaux.adb.
23051 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
23053 * final.c (final_scan_insn): Alter the condition of a
23054 conditional trap if we have nonstandard CC.
23056 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
23058 * configure.ac: Remove excess quoting from asm line 0 test.
23059 * configure: Rebuilt.
23061 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23063 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
23064 * c-common.c (convert_and_check): Move warning logic to...
23065 (warnings_for_convert_and_check): ...here. Define.
23066 * c-common.h (warnings_for_convert_and_check): Declare.
23068 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23070 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
23071 (output_call): Likewise.
23073 2007-03-16 Richard Sandiford <richard@codesourcery.com>
23075 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
23077 2007-03-16 Richard Sandiford <richard@codesourcery.com>
23079 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
23081 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
23083 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
23084 opteron, athlon-64 and athlon-fx processor_alias_table entries.
23086 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
23088 PR tree-optimization/31183
23089 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
23090 Use double_int instead of unsigned int for representing access_strides.
23091 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
23093 2007-03-16 Richard Guenther <rguenther@suse.de>
23095 PR tree-optimization/31146
23096 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
23097 to allow recursion of forward_propagate_addr_expr.
23098 (forward_propagate_addr_into_variable_array_index): Likewise.
23099 (forward_propagate_addr_expr): Likewise.
23100 (tree_ssa_forward_propagate_single_use_vars): Likewise.
23101 (forward_propagate_addr_expr_1): Recurse on simple copies
23102 instead of propagating into them. Do so for useless conversions
23104 (forward_propagate_addr_expr): Clean up unused statements after
23107 2007-03-16 Richard Guenther <rguenther@suse.de>
23109 * builtins.c (expand_builtin_cexpi): Use the right argument
23110 for the expansion via cexp.
23112 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
23114 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
23115 * configure: Rebuilt.
23117 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
23120 * dwarf2out.c (force_type_die): Adjust comment.
23121 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
23123 2007-03-15 DJ Delorie <dj@redhat.com>
23125 * config/frv/predicates.md (minmax_operator): Don't check operands
23128 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
23130 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
23131 Update constant estimates of number of iterations.
23132 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
23133 argument renamed to "realistic".
23134 (compute_estimated_nb_iterations): Removed.
23135 (record_niter_bound): New function.
23136 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
23137 call record_nonwrapping_iv with upper = false.
23138 (infer_loop_bounds_from_signedness): Pass upper argument to
23139 record_nonwrapping_iv.
23140 (estimate_numbers_of_iterations_loop): Do not call
23141 compute_estimated_nb_iterations. Record estimate based on profile
23142 information. Initialize the constant estimates of number of
23144 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
23146 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
23147 number of iterations is too small.
23148 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
23149 (EST_NOT_AVAILABLE): Removed.
23150 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
23151 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
23154 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
23156 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
23157 Handle NE_EXPR guards.
23159 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23162 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
23163 Set also -pedantic-errors by default for the preprocessor unless
23164 -fpermissive is given.
23166 2007-03-15 Richard Guenther <rguenther@suse.de>
23168 PR middle-end/29719
23169 PR middle-end/31161
23170 * builtins.c (expand_builtin_cexpi): As a fallback if we
23171 don't have builtins for sincos or cexp create a function
23172 declaration for cexp and expand to a call to that.
23173 (expand_builtin_int_roundingfn): Always fall
23174 back to floor/ceil and its variants even if they may be
23177 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
23179 PR middle-end/31159
23180 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
23181 jump tables, move the call to delete_dead_jumptables from here...
23182 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
23183 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
23184 don't allow merging of blocks that try_redirect_by_replacing_jump
23185 also does not handle when not optimizing.
23187 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
23188 Francois-Xavier Coudert <coudert@clipper.ens.fr>
23190 * config/i386/i386.md (x86_sahf_1): Correctly handle
23193 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
23196 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
23197 x86_64_general_operand as operand[2] predicate. Remove "iF"
23198 from operand constraints and use "e" constraint instead.
23199 (*subti3_1, *subti3_1 splitter): Ditto.
23200 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
23201 operand[1] predicate.
23203 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
23205 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
23206 arrays, multiply the access strides by the size of the sub-array.
23207 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
23209 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
23211 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
23212 the configured assembler supports the sahf mnemonic.
23213 * configure: Regenerate.
23214 * config.in: Regenerate.
23216 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
23217 emit "sahf" or ".byte\t0x9e" as asm template.
23219 2007-03-14 Michael Meissner <michael.meissner@amd.com>
23222 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
23223 option to replace hard coded TARGET_xxx in md file.
23224 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
23225 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
23226 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
23227 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
23228 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
23229 (X86_TUNE_NOT_VECTORMODE): Ditto.
23230 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
23231 (TUNE_AVOID_VECTOR_DECODE): Ditto.
23232 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
23233 (TUNE_SLOW_IMUL_IMM8): Ditto.
23234 (TUNE_MOVE_M1_VIA_OR): Ditto.
23235 (TUNE_NOT_UNPAIRABLE): Ditto.
23236 (TUNE_NOT_VECTORMODE): Ditto.
23238 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
23241 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
23242 tuning options instead of hard coded TARGET_xxx.
23243 (fix ssemode peephole2's): Ditto.
23244 (imul peephole2's): Ditto.
23246 (movdi_or_rex64): Ditto.
23247 (move peephole2): Ditto.
23248 (not peephole2's): Ditto.
23250 2007-03-14 Dirk Mueller <dmueller@suse.de>
23252 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
23253 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
23254 * c-parser.c (c_parser_if_body): Always add an empty statement in case
23256 * c-parser.c (c_parser_do_statement): Warn about empty body in
23257 do/while statement.
23258 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
23259 * doc/invoke.texi (-Wempty-body): Update documentation.
23261 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23264 * c-common.h (warn_for_div_by_zero): Declare.
23265 * c-common.c (warn_for_div_by_zero): Define.
23266 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
23269 2007-03-14 Richard Sandiford <richard@codesourcery.com>
23271 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
23272 to PREFIX and STANDARD_PREFIX.
23274 2007-03-14 Richard Sandiford <richard@codesourcery.com>
23275 Phil Edwards <phil@codesourcery.com>
23277 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
23278 (__gthread_once_t): Remove busy field for RTPs.
23279 (__GTHREAD_ONCE_INIT): Update accordingly.
23281 2007-03-14 Richard Sandiford <richard@codesourcery.com>
23283 * doc/invoke.texi: Document VxWorks options.
23285 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
23287 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
23289 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
23291 PR tree-optimization/30590
23292 * tree-nrv.c (tree_nrv): Check for the partial update of the
23295 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
23297 * flags.h (flag_random_seed): Remove declaration, in favor of...
23298 * toplev.h (get_random_seed, set_random_seed): ... these.
23299 * tree.c (get_file_function_name): Use the former.
23300 * opts.c (common_handle_option): Use the latter.
23303 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
23305 PR middle-end/31127
23306 * cse.c (cse_find_path): Do not bail out if a basic block that
23307 we already visited now becomes part of a path that starts at a
23308 different basic block. Just disallow this, to make sure we
23309 visit each basic block at most once.
23311 2007-03-13 Jan Hubicka <jh@suse.cz>
23313 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold
23314 attributes, when profile esitmate is present, calls with very low
23315 frequency are cold.
23317 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
23319 PR tree-optimization/30730
23320 PR tree-optimization/26900
23321 * tree-ssa-loop-niter.c: Include gmp.h.
23322 (bounds): New type.
23323 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
23324 split_to_var_and_offset, determine_value_range,
23325 bound_difference_of_offsetted_base, refine_bounds_using_guard,
23326 bound_difference, bounds_add, bounds_negate,
23327 number_of_iterations_ne_max, dump_affine_iv): New functions.
23328 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
23329 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
23330 difference of initial and final value of control iv to validate
23332 (number_of_iterations_cond): Add loop parameter. Determine bounds
23333 on the difference of the extremes of the control iv. Add dumps.
23334 (expand_simple_operations): Handle phi nodes.
23335 (simplify_using_initial_conditions): Do not record used conditions.
23336 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
23337 Do not set additional_info.
23338 (implies_nonnegative_p, implies_ge_p): Removed.
23339 (derive_constant_upper_bound): Do not use parameter `additional'.
23340 (record_estimate): Parameter `additional' removed. Parameter
23341 `i_bound' added. Do not call derive_constant_upper_bound.
23342 (record_nonwrapping_iv): Use derive_constant_upper_bound to
23343 bound the number of iterations estimate.
23344 (estimate_numbers_of_iterations_loop): Pass the estimate from
23345 the number of iterations analysis to record_estimate.
23346 * tree.h (multiple_of_p): Declare.
23347 * tree-scalar-evolution.c (expression_expensive_p): Removed.
23348 (scev_const_prop): Do not check expression_expensive_p.
23349 * fold-const.c (multiple_of_p): Exported.
23350 * double-int.c (double_int_mask): Exported.
23351 * double-int.h (double_int_mask): Declare.
23352 * tree-flow.h (struct tree_niter_desc): Removed additional_info
23353 field. Added max field.
23355 2007-03-13 David Taylor <taylor@candd.org>
23358 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
23361 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23364 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
23365 two unamed patterns.
23367 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
23369 * config/i386/i386.opt (mcx16, msahf): New options.
23370 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
23371 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
23373 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
23374 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
23375 Output -mcx16 and -msahf options when corresponding bit is set.
23377 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
23378 and -msahf options.
23380 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
23382 * configure.ac: Test for assembler tolerance to # 0 "".
23383 * configure, config.in: Rebuilt.
23384 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
23386 2007-03-13 Geoffrey Keating <geoffk@apple.com>
23388 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
23390 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
23391 (handle_syscall): Handle direct system calls.
23392 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
23394 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
23396 * doc/invoke.texi: Fix cpp.info cross-reference.
23397 * doc/passes.texi: Fix gcc.info cross-reference.
23399 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
23401 PR tree-optimization/30835
23402 * lambda-code.c (can_convert_to_perfect_nest): Check whether
23403 bb_for_stmt is not NULL before accessing it.
23405 2007-03-12 Joseph Myers <joseph@codesourcery.com>
23407 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
23410 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
23413 * doc/install.texi: Document --enable-stage1-languages
23415 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
23417 * tree-pass.h (pass_into_cfg_layout_mode,
23418 pass_outof_cfg_layout_mode): Declare.
23419 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
23420 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
23421 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
23422 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
23424 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
23426 * c-decl.c (warn_variable_length_array): New function.
23427 Refactored from grokdeclarator to handle warn_vla
23428 and handle unnamed array case.
23429 (grokdeclarator): Refactored VLA warning case.
23430 * c.opt (Wvla): New flag.
23431 * doc/invoke.texi (Wvla): New warning.
23433 2007-03-12 Richard Henderson <rth@redhat.com>
23435 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
23436 (TARGET_SECTION_TYPE_FLAGS): New.
23438 2007-03-12 Richard Henderson <rth@redhat.com>
23440 * config/darwin.c (machopic_reloc_rw_mask): New.
23441 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
23442 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
23444 2007-03-12 Mark Mitchell <mark@codesourcery.com>
23446 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
23447 * cppdefault.h (cpp_PREFIX): Document.
23448 (cpp_PREFIX_len): Likewise.
23449 (cpp_EXEC_PREFIX): New variable.
23450 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
23451 * c-incpath.c (add_standard_paths): Correct logic for relocating
23452 paths within prefix.
23454 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
23456 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
23457 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
23459 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
23460 fix_truncdfdi_sse using SSEMODEF mode macro.
23461 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
23462 fix_truncdfsi_sse using SSEMODEF mode macro.
23463 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
23464 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
23466 2007-03-12 Richard Sandiford <richard@codesourcery.com>
23468 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
23469 elfos.h to tm_file.
23471 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
23473 * tree.h : Add multiple_of_p declaration.
23474 * fold-const.c (multiple_of_p): Make multiple_of_p public.
23475 * ipa-type-escape.c (results_of_malloc): Redundant.
23476 (visited_stmts): New. Visited stmt for walk_use_def_chains.
23477 (cast_type): Extended with new members.
23478 (check_cast): Returns cast_type.
23479 (cast): New structure for data of walk_use_def_chains.
23480 (is_malloc_result, is_cast_from_non_pointer_1,
23481 is_cast_from_non_pointer,
23482 is_array_access_through_pointer_and_index): New functions.
23483 (look_for_casts): Returns cast types.
23484 (check_call): Returns void.
23485 (okay_pointer_operation): Use support of pointer plus index,
23486 pointer plus constant and allow all multiplications.
23488 2007-03-11 Richard Guenther <rguenther@suse.de>
23490 PR tree-optimization/31115
23491 * tree-vrp.c (extract_range_from_binary_expr): Make sure
23492 the shift count is positive and non-anti-range for RSHIFT_EXPR.
23493 A shift count of zero is not special as with *_DIV_EXPR.
23494 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
23497 2007-03-11 Ian Lance Taylor <iant@google.com>
23499 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
23500 the *_DIV_EXPR codes correctly with overflow infinities.
23502 2007-03-11 Ira Rosen <irar@il.ibm.com>
23504 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
23505 indicate success/failure of the analysis. Add negation to subtrahend
23506 in case of subtraction. Fail if both operands contain constants.
23507 (create_data_ref): Fail if analyze_offset fails.
23509 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
23511 * config/i386/i386.md (frndintxf2): Rename to ...
23512 (rintxf2): ... this. Remove expander having same name.
23513 (rintsf2, rintdf2): Implement using SSEMODEF macro.
23514 (roundsf2, rounddf2): Ditto.
23515 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
23516 (lround<mode>di2, lround<mode>si2): Ditto.
23518 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
23520 * lower-subreg.c: Include except.h.
23521 (decompose_multiword_subregs): Verify that the only control flow
23522 insns we can split are loads to multi-words pseudos.
23523 Handle breaking such blocks after splitting, instead of calling
23524 find_many_sub_basic_blocks.
23526 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
23527 on the new basic block. Add a lengthy comment explaining why we
23528 thought this was necessary.
23529 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
23531 2007-03-10 Mark Mitchell <mark@codesourcery.com>
23534 * tree.c (walk_type_fields): Recurse into the element type of
23535 ARRAY_TYPEs if there is a pointer set.
23537 2007-03-10 Dirk Mueller <dmueller@suse.de>
23539 * c-common.c (warn_logical_operator): Fix condition.
23541 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
23543 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
23545 * config/darwin.c (machopic_select_section): Remove superfluous
23546 argument in call to categorize_decl_for_section. Remove unused
23549 2007-03-10 Joseph Myers <joseph@codesourcery.com>
23551 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
23553 * configure: Regenerate.
23555 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
23558 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
23559 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
23560 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
23561 Add LABEL_NUSES to emitted label.
23562 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
23563 branch probability value to emitted jump insn.
23564 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
23565 Do not check life information and do not re-arrange input operands
23566 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
23568 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
23570 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
23571 the change of decode_asm_operands.
23573 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
23575 * mode-switching.c (create_pre_exit): Skip blockage insn.
23577 2007-03-09 Diego Novillo <dnovillo@redhat.com>
23579 * tree-pass.h (TODO_update_smt_usage): Remove.
23581 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
23585 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23587 * pa.c (attr_length_call): Revise condition for long
23588 pc-relative branch.
23589 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long
23590 local calls on the SOM target. Don't use "LONG_PIC_PCREL" call
23591 sequence on SOM target.
23593 2007-03-09 Geoffrey Keating <geoffk@apple.com>
23595 * gcc.c: Document %{, in big comment at top.
23596 (input_suffix_matches): Remove special handling for .s and
23598 (input_spec_matches): New.
23599 (handle_braces): Handle %{,.
23600 (validate_switches): ',' indicates a value which is not a switch.
23601 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
23602 to detect assembler input.
23603 * config/i386/sol2.h (CPP_SPEC): Likewise.
23604 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
23605 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
23606 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
23607 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
23608 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
23609 -m64 causes deployment target to default to 10.5.
23610 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
23612 2007-03-09 Richard Henderson <rth@redhat.com>
23615 * target.h (targetm.asm.out.reloc_rw_mask): New.
23616 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
23617 (TARGET_ASM_OUT): Use it.
23618 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
23619 * varasm.c (categorize_decl_for_section): Remove shlib argument;
23620 use the new reloc_rw_mask target hook instead.
23621 (default_section_type_flags_1): Merge into...
23622 (default_section_type_flags): ... here.
23623 (decl_readonly_section_1): Merge into...
23624 (decl_readonly_section): ... here.
23625 (default_elf_select_section_1): Merge into...
23626 (default_elf_select_section): ... here.
23627 (default_unique_section_1): Merge into...
23628 (default_unique_section): ... here.
23629 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
23630 (default_select_rtx_section): Use it.
23631 (default_elf_select_rtx_section): Likewise.
23632 * output.h: Update to match.
23633 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
23634 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
23635 (TARGET_ASM_RELOC_RW_MASK): New.
23636 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
23637 to categorize_decl_for_section.
23638 (x86_64_elf_unique_section): Likewise.
23639 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
23640 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
23641 (TARGET_ASM_RELOC_RW_MASK): New.
23642 * config/ia64/ia64.c (ia64_rwreloc_select_section,
23643 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
23644 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
23645 (TARGET_RWRELOC): Remove.
23646 (ia64_section_type_flags): Adjust call to default_section_type_flags.
23647 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
23648 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
23649 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
23650 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
23651 (rs6000_xcoff_select_section): Use decl_readonly_section.
23652 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
23653 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
23654 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
23655 (TARGET_SECTION_TYPE_FLAGS): Remove.
23656 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
23658 2007-03-09 Roger Sayle <roger@eyesopen.com>
23660 * fold-const.c (fold_comparison): Remove compile-time evaluation of
23661 complex constant equality/inequality comparisons for here.
23662 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
23663 known at compile-time or can be simplified to a scalar comparison.
23664 (fold_relational_const): Move compile-time evaluation of complex
23665 constant equality/inequality comparisons to here.
23667 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
23669 PR rtl-optimization/30643
23670 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
23672 (fold_rtx): Recurse, like before 2006-11-03.
23674 2007-03-09 DJ Delorie <dj@redhat.com>
23676 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
23679 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
23681 PR tree-optimization/30375
23682 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
23683 LHS of statements is not the same.
23684 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
23686 2007-03-09 Chao-ying Fu <fu@mips.com>
23688 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
23690 * doc/invoke.texi (-mdspr2): Document new option.
23691 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
23692 New unspec for DSP REV 2.
23693 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
23694 these instructions are extended in DSP REV 2.
23695 (mips-dspr2.md): Include.
23696 * config/mips/mips.opt (mdspr2): New option.
23697 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
23698 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
23699 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
23700 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
23701 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
23702 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
23703 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
23705 (bdesc_map): Add one field of unsupported_target_flags.
23706 (bdesc_arrays): Update entries to have extra fields. Add
23708 (mips_init_builtins): Initialize new function types.
23709 Check unsupported_target_fileds to filter out builtins.
23710 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
23712 (ASM_SPEC): Pass mdspr2 to the assembler.
23713 * config/mips/mips-dspr2.md: New file.
23715 2007-03-09 Sa Liu <saliu@de.ibm.com>
23717 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
23719 2007-03-09 Ian Lance Taylor <iant@google.com>
23721 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
23722 argument) like -Wstrict-overflow=2.
23723 * doc/invoke.texi (Warning Options): Update documentation.
23725 2007-03-09 Dirk Mueller <dmueller@suse.de>
23728 * doc/invoke.texi (-Wlogical-op): Document.
23729 * common.opt (-Wlogical-op): New.
23730 * c-common.h (warn_logical_operator): Declare.
23731 * c-common.c (warn_logical_operator): Define.
23732 * c-typeck.c (parser_build_binary_op): Call
23733 warn_logical_operator.
23735 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
23737 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
23738 * final.c (final_scan_insn): Test for non-"" file name.
23740 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
23742 * doc/loop.texi: Document the Omega linear constraints solver.
23743 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
23744 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
23745 omega-hash-table-size, omega-max-keys, and
23746 omega-eliminate-redundant-constraints.
23747 * tree-pass.h (pass_check_data_deps): Declared.
23750 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
23751 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
23752 pass_check_data_deps): New.
23753 * tree-data-ref.c (init_data_ref): Remove declaration.
23754 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
23755 (analyze_array): Renamed init_array_ref, move up initializations.
23756 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
23757 Removed arguments that are set to NULL.
23758 (analyze_indirect_ref): Correct indentation, correct call to
23760 (object_analysis): Call init_array_ref instead of analyze_array.
23761 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
23762 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
23763 of DR_ACCESS_FNS_ADDR.
23764 (init_omega_eq_with_af, omega_extract_distance_vectors,
23765 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
23766 ddr_consistent_p): New.
23767 (compute_affine_dependence): Check consistency of ddrs when
23768 flag_check_data_deps is passed.
23769 (analyze_all_data_dependences): Uncomment.
23770 (tree_check_data_deps): New.
23771 * tree-data-ref.h: Include omega.h.
23772 (DR_ACCESS_FNS_ADDR): Removed.
23773 (data_dependence_relation): Add inner_loop.
23774 (DDR_INNER_LOOP): New.
23775 * common.opt (fcheck-data-deps): New.
23776 * tree-flow.h (tree_check_data_deps): Declare.
23777 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
23778 (OBJS-common): Depend on omega.o.
23780 * passes.c (pass_check_data_deps): Scheduled.
23781 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
23782 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
23783 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
23784 PARAM_VECT_MAX_VERSION_CHECKS,
23785 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
23787 2007-03-09 Richard Guenther <rguenther@suse.de>
23789 PR tree-optimization/30904
23790 PR middle-end/31058
23791 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
23792 the same way as *_DIV_EXPR.
23794 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
23796 * recog.c (decode_asm_operands): No mixed declarations and code.
23798 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
23800 * rtl.def (ASM_INPUT): Add location.
23801 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
23802 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
23803 (decode_asm_operands): Add loc operand.
23804 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
23805 * stmt.c (expand_asm): Rename to...
23806 (expand_asm_loc): ... this. Add locus argument. Pass it on to
23807 gen_rtx_ASM_INPUT_loc.
23808 (expand_asm_expr): Adjust.
23809 * recog.c (decode_asm_operands): Add loc operand.
23810 (check_asm_operands, extract_insn): Adjust.
23811 * reload1.c (maybe_fix_stack_asms): Likewise.
23812 * final.c (asm_insn_count): Likewise.
23813 (final_scan_insn): Output # line before and after asm.
23815 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
23817 * tree-ssa-structalias.c (variable_info): Remove
23819 (new_var_info): Ditto.
23820 (shared_bitmap_info_t): New structure.
23821 (shared_bitmap_table): New variable.
23822 (shared_bitmap_hash): New function.
23823 (shared_bitmap_eq): Ditto
23824 (shared_bitmap_lookup): Ditto.
23825 (shared_bitmap_add): Ditto.
23826 (merge_smts_into): Change to take bitmap directly.
23827 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
23828 (init_alias_vars): Init shared bitmap hashtable.
23829 (delete_points_to_sets): Delete shared bitmap hashtable.
23830 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
23831 is_aliased removal as a change that was still necessary was
23834 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
23836 * config/i386/i386.h (override_options): Conditionally disable
23837 x86_sahf for 64bit targets only.
23839 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
23842 * c-decl.c (merge_decls): Don't call make_var_volatile.
23843 * varasm.c (make_var_volatile): Remove.
23844 * output.h (make_var_volatile): Remove.
23846 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
23848 PR tree-optimization/31085
23849 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
23851 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23853 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
23854 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
23855 ATTR_CONST_NOTHROW_LIST.
23857 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
23860 2007-03-08 Diego Novillo <dnovillo@redhat.com>
23862 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
23864 2007-03-08 Geoffrey Keating <geoffk@apple.com>
23867 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
23869 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
23870 passed, use shared libgcc.
23872 2007-03-08 Roger Sayle <roger@eyesopen.com>
23874 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
23875 instead of calling build2 with a GIMPLE_MODIFY_STMT.
23876 (honor_protect_cleanup_actions, lower_try_finally_switch):
23878 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
23879 ifc_temp_var): Likewise.
23880 * tree-inline.c (setup_one_parameter): Likewise.
23881 * tree-mudflap.c (mf_decl_cache_locals,
23882 mf_build_check_statement_for): Likewise.
23883 * tree-nested.c (init_tmp_var, save_tmp_var,
23884 finalize_nesting_tree_1): Likewise.
23885 * tree-outof-ssa.c (insert_copy_on_edge,
23886 insert_backedge_copies): Likewise.
23887 * tree-profile.c (tree_gen_edge_profiler,
23888 tree_gen_ic_profiler): Likewise.
23889 * tree-scalar-evolution.c (scev_const_prop): Likewise.
23890 * tree-sra.c (sra_build_assignment): Likewise.
23891 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
23892 * tree-ssa-math-opts.c (insert_reciprocals,
23893 execute_cse_sincos_1): Likewise.
23894 * tree-tailcall.c (adjust_accumulator_values,
23895 adjust_return_value): Likewise.
23896 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
23897 * tree-vect-transform.c (vect_create_data_ref_ptr,
23898 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
23899 vect_create_epilog_for_reduction, vectorizable_reduction,
23900 vectorizable_call, vectorizable_conversion,
23901 vectorizable_assignment, vectorizable_operation,
23902 vectorizable_type_demotion, vect_gen_widened_results_half,
23903 vect_permute_store_chain, vectorizable_store,
23904 vect_setup_realignment, vect_permute_load_chain,
23905 vectorizable_load, vectorizable_condition,
23906 vect_create_cond_for_align_checks): Likewise.
23907 * tree-vrp.c (build_assert_expr_for): Likewise.
23909 2007-03-08 Ian Lance Taylor <iant@google.com>
23911 * tree-vrp.c: Include "intl.h".
23912 (usable_range_p): New static function.
23913 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
23914 overflowed values, juts set *strict_overflow_p.
23915 (compare_values): Only return -2 if one of the operands is not a
23917 (compare_ranges): Call usable_range_p.
23918 (compare_range_with_value): Likewise.
23919 (vrp_evaluate_conditional_warnv): Rename from
23920 vrp_evaluate_conditional. Make static. Change all callers.
23921 (vrp_evaluate_conditional): New function.
23922 (simplify_div_or_mod_using_ranges): Issue warning about reliance
23923 on signed overflow.
23924 (simplify_abs_using_ranges): Likewise.
23925 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
23926 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
23927 within_stmt parameter.
23928 * tree-ssa-propagate.c (fold_predicate_in): Update call to
23929 vrp_evaluate_conditional.
23930 * tree-ssa-threadedge.c
23931 (record_temporary_equivalences_from_stmts_at_dest): Change
23932 simplify parameter to take a second tree parameter.
23933 (simplify_control_stmt_condition): Likewise.
23934 (thread_across_edge): Likewise.
23935 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
23936 (thread_across_edge): Likewise.
23937 * Makefile.in (tree-vrp.o): Depend upon intl.h.
23939 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
23941 * config/i386/i386.h (TARGET_SAHF): New define.
23942 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
23943 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
23944 (x86_sahf): New global variable.
23945 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
23946 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
23947 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
23948 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
23950 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
23951 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
23952 when expanding fcomi/sahf based tests.
23953 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
23954 expanding sahf based alternative. Emit sahf based sequence when
23955 optimizing for code size.
23956 * config/i386/i386.md (x86_sahf_1): Do not disable for
23957 TARGET_64BIT, enable for TARGET_SAHF.
23959 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
23961 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
23962 spurious whitespace from error message.
23964 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
23967 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
23969 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
23971 * c-decl.c (grokdeclarator): Disable warnings for anonymous
23973 * tree-sra.c (instantiate_element): Propagate disabled warnings
23974 from the element itself to the created variable.
23976 2007-03-07 Richard Henderson <rth@redhat.com>
23979 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
23980 silently fix up the stack in the case of a missing register.
23982 2007-03-07 Paul Brook <paul@codesourcery.com>
23984 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
23986 2007-03-07 Joseph Myers <joseph@codesourcery.com>
23988 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
23990 (phase1_vrs): Use them.
23991 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
23992 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
23993 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
23994 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
23995 __gnu_Unwind_Restore_WMMXC if required.
23996 (_Unwind_VRS_Pop): Implement iWMMXt support.
23997 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
23998 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
23999 gnu_Unwind_Save_WMMXC): Define.
24001 2007-03-07 Richard Sandiford <richard@codesourcery.com>
24003 * config/vxworks.h (vxworks_override_options): Declare.
24004 (VXWORKS_OVERRIDE_OPTIONS): Use it.
24005 * config/vxworks.c: Include target.h and toplev.h.
24006 (vxworks_override_options): New function.
24007 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
24009 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
24011 * config/s390/s390.c (override_options): Don't emit an error when
24012 -mstack-size is used without providing -mstack-guard.
24013 (s390_emit_prologue): Choose stack_guard value automatically if not
24014 provided via command line.
24015 * doc/invoke.texi: Adjust description of -mstack-guard and
24018 2007-03-07 Richard Sandiford <richard@codesourcery.com>
24020 * config/i386/i386.c (output_set_got): Add a GOT initialization
24021 sequence for VxWorks PIC.
24022 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
24023 around labels as well as symbols. Use gotoff_operand instead
24024 of local_symbolic_operand.
24025 (legitimize_pic_address): Use gotoff_operand instead of
24026 local_symbolic_operand. Use @GOT accesses for labels as
24028 (ix86_output_addr_diff_elt): Use PC-relative rather than
24029 GP-relative offsets for VxWorks PIC.
24030 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
24031 no_new_pseudos. Check whether the returned register is op0.
24032 * config/i386/i386.md (tablejump): Use PC-relative rather than
24033 GP-relative offsets for VxWorks PIC.
24034 * config/i386/predicates.md (gotoff_operand): New predicate.
24036 2007-03-06 Richard Sandiford <richard@codesourcery.com>
24038 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
24040 * config/vxworks-dummy.h: New file.
24041 * config/i386/i386.h: Include it.
24043 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
24045 * dwarf2out.c (is_inlined_entry_point): New
24046 (add_high_low_attributes): Emit DW_AT_entry_pc along with
24047 DW_AT_ranges if the first subblock is the entry point.
24049 2007-03-06 David Daney <ddaney@avtrex.com>
24051 * doc/install.texi (mips-*-*): Change recommended binutils
24054 2007-03-06 Anatoly Sokolov <aesok@post.ru>
24056 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
24057 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
24059 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
24060 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
24062 2007-03-06 Jan Hubicka <jh@suse.cz>
24064 * errors.h (warning, error, fatal, internal_error): Mark as cold.
24065 * predict.c (maybe_hot_bb): Cold functions are never hot; hot
24067 (probably_cold_bb_p): Cold functions are cold.
24068 (probably_never_executed_bb_p): Cold functions are cold.
24069 (tree_bb_level_predictions): Predict calls to cold functions as not
24071 (compute_function_frequency): Check hot/cold attributes.
24072 * function.h (function_frequency): Update comments.
24073 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
24074 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
24075 (c_common_att): Add cold and hot.
24077 * doc/extend.texi (hot,cold attributes): Document.
24079 2007-03-06 Andrew Haley <aph@redhat.com>
24081 * function.c (expand_function_end): Move blockage to just after we
24082 emit the label for the naked return from the function.
24084 2007-03-06 Richard Sandiford <richard@codesourcery.com>
24086 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
24089 2007-03-06 Jan Hubicka <jh@suse.cz>
24091 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
24092 loaded for constant large models. Non-large 64bit PIC can do.
24093 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
24094 * cmodel.h: Add LARGE PIC.
24095 * i386.md (UNSPEC_PLTOFF): New.
24096 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other
24098 (*call_1_rex64): Disable for large models.
24099 (*call_1_rex64_large): New.
24100 (*call_value_1_rex64): Disable for large models.
24101 (*call_value_1_rex64_large): New.
24102 (set_rip_rex4): New.
24103 (set_got_offset_rex64): New.
24104 * predicates.md (constant_call_address_operand): For large model
24105 constant calls are not possible.
24106 * i386-protos.h (construct_plt_address): Declare.
24107 * i386.c (override_options): Accept large models.
24108 (ix86_expand_prologue): Expand large PIC GOT pointer load.
24109 (legitimate_constant_p): Add new UNSPECs.
24110 (legitimate_pic_operand_p): Likewise.
24111 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
24112 (legitimize_pic_address): Do easy RIP relative way for TLS only for
24114 (output_pic_addr_const): Add PLTOFF.
24115 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
24116 (ix86_expand_move): Legitimize pic address when in PIC mode.
24117 (construct_plt_address): New function.
24118 (ix86_expand_call): Offload the address to register and use GOT
24119 pointer for large model.
24120 * invoke.texi (mcmodel=large): Update documentation.
24122 2007-03-06 Richard Henderson <rth@redhat.com>
24124 * config/i386/i386.c (x86_use_leave, x86_push_memory,
24125 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
24126 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
24127 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
24128 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
24129 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
24130 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
24131 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
24132 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
24133 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
24134 x86_partial_reg_dependency, x86_memory_mismatch_stall,
24135 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
24136 x86_sse_partial_reg_dependency, x86_sse_split_regs,
24137 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
24138 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
24139 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
24140 x86_schedule, x86_use_bt, x86_pad_returns,
24141 x86_use_xchgb): Merge into ...
24142 (ix86_tune_features): ... here. New array.
24143 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
24144 x86_bswap): Merge into ...
24145 (ix86_arch_features): ... here. New array.
24146 (x86_3dnow_a): Remove.
24147 (x86_accumulate_outgoing_args): Make static.
24148 (x86_arch_always_fancy_math_387): Make static.
24149 (ix86_tune_mask, ix86_arch_mask): Move ...
24150 (override_options): ... to local variables here. Apply the
24151 appropriate mask to each element of ix86_arch_features and
24152 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
24153 as were done in the old macros.
24154 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
24155 * config/i386/i386.h (x86_use_leave, x86_push_memory,
24156 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
24157 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
24158 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
24159 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
24160 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
24161 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
24162 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
24163 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
24164 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
24165 x86_partial_reg_dependency, x86_memory_mismatch_stall,
24166 x86_accumulate_outgoing_args, x86_prologue_using_move,
24167 x86_epilogue_using_move, x86_decompose_lea,
24168 x86_arch_always_fancy_math_387, x86_shift1,
24169 x86_sse_partial_reg_dependency, x86_sse_split_regs,
24170 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
24171 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
24172 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
24173 x86_use_incdec, x86_pad_returns, x86_bswap,
24174 x86_partial_flag_reg_stall): Remove.
24175 (enum ix86_tune_indices): New.
24176 (ix86_tune_features): New.
24177 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
24178 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
24179 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
24180 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
24181 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
24182 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
24183 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
24184 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
24185 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
24186 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
24187 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
24188 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
24189 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
24190 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
24191 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
24192 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
24193 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
24194 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
24195 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
24196 TARGET_EXT_80387_CONSTANTS): Use it.
24197 (enum ix86_arch_indices): New.
24198 (ix86_arch_features): New.
24199 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
24200 TARGET_BSWAP): Use it.
24201 (ix86_tune_mask, ix86_arch_mask): Remove.
24203 2007-03-06 Joseph Myers <joseph@codesourcery.com>
24206 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
24207 Define using $${sysroot_headers_suffix}.
24208 * configure: Regenerate.
24209 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
24210 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
24212 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
24213 * gcc.c (print_sysroot_headers_suffix): New.
24214 (option_map): Include --print-sysroot-headers-suffix.
24215 (display_help): Mention -print-sysroot-headers-suffix.
24216 (process_command): Handle -print-sysroot-headers-suffix.
24217 (do_spec_1): Append multilib directory to include-fixed path if
24218 sysroot suffixes in use.
24219 (main): Handle -print-sysroot-headers-suffix.
24220 * Makefile.in (start.encap): Don't depend on xlimits.h
24221 (xlimits.h): Remove.
24222 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
24223 limits.h for each multilib in fixinc_list.
24224 (fixinc_list, s-fixinc_list): New.
24225 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
24226 generate them for each multilib in fixinc_list.
24227 (stmp-fixproto): Use include-fixed. Run fixproto for each
24228 multilib in fixinc_list.
24229 (mostlyclean): Don't remove xlimits.h.
24230 (clean): Remove include-fixed.
24231 (real-install-headers-tar, real-install-headers-cpio,
24232 real-install-headers-cp): Don't copy include, only include-fixed.
24233 (install-mkheaders): Depend on fixinc_list. Don't depend on
24234 xlimits.h. Save limits.h files for each multilib in fixinc_list.
24235 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
24236 SYSTEM_HEADER_DIR setting in mkheaders.conf.
24238 2007-03-06 Jan Hubicka <jh@suse.cz>
24240 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
24243 2007-03-06 Richard Sandiford <richard@codesourcery.com>
24245 * configure.ac: Allow tm_file to contain build-directory files.
24246 * configure: Regenerate.
24247 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
24248 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
24249 * config/m68k/print-sysroot-suffix.sh: New file.
24251 2007-03-06 Richard Sandiford <richard@codesourcery.com>
24253 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
24254 of pic_offset_table_rtx if reload_completed.
24255 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
24256 PIC_OFFSET_TABLE_REGNUM.
24257 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
24259 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
24260 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
24262 2007-03-06 Richard Sandiford <richard@codesourcery.com>
24264 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
24265 functions that call eh_return.
24267 2007-03-06 Richard Sandiford <richard@codesourcery.com>
24269 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
24270 functions that need a constant pool.
24272 2007-03-06 Richard Sandiford <richard@codesourcery.com>
24275 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
24276 (m68k_preferred_reload_class): Likewise.
24277 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
24278 (SECONDARY_RELOAD_CLASS): Define.
24279 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
24280 (LIMIT_RELOAD_CLASS): Delete.
24281 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
24282 registers from storing bytes.
24283 (m68k_secondary_reload_class): New function.
24284 (m68k_preferred_reload_class): Likewise.
24286 2007-03-06 Richard Sandiford <richard@codesourcery.com>
24288 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
24290 (m68k_expand_prologue): Likewise.
24292 2007-03-06 Richard Sandiford <richard@codesourcery.com>
24294 * config/m68k/m68k-protos.h (output_sibcall): Declare.
24295 (mips_expand_epilogue): Add a bool parameter.
24296 (m68k_legitimize_sibcall_address): Declare.
24297 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
24298 (m68k_expand_epilogue): Add a parameter to select between sibling
24299 and normal epilogues. Only generate a return for the latter.
24300 (m68k_ok_for_sibcall_p): New function.
24301 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
24302 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
24303 (sibcall_value, *sibcall_value): Likewise.
24304 (*call, *call_value): Require !SIBLING_CALL_P.
24305 (epilogue): Update call to m68k_expand_epilogue.
24306 (sibcall_epilogue): New pattern.
24307 * config/m68k/predicates.md (const_call_operand): Say that this
24308 predicate applies to sibling calls too.
24309 (sibcall_operand): New predicate.
24311 2007-03-06 Richard Sandiford <richard@codesourcery.com>
24313 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
24314 alternatives as movsi_cf.
24315 (movsf_cf_hard): Add commentary.
24317 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
24318 Richard Sandiford <richard@codesourcery.com>
24320 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
24321 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
24322 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
24323 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
24324 as being live on exit from an interrupt function.
24325 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
24326 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
24327 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
24328 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
24329 (m68k_interrupt_function_p): Globalize.
24330 (m68k_compute_frame_layout): Remove reverse mask code.
24331 (m68k_emit_movem, m68k_set_frame_related): New functions.
24332 (m68k_output_function_prologue): Delete in favor of...
24333 (m68k_expand_prologue): ...this new function.
24334 (m68k_output_function_epilogue): Delete in favor of...
24335 (m68k_expand_epilogue): ...this new function.
24336 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
24338 (print_operand): Handle %?.
24339 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
24340 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
24341 (prologue, epilogue): New patterns.
24342 (return): Turn into a define_expand.
24343 (*return): New pattern, derived from old "return" pattern. Use rte
24344 rather than rts for interrupt functions. Only use rtd if the pop
24346 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
24347 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
24348 (link, *link, unlink, *unlink, load_got): Likewise.
24350 2007-03-06 Richard Sandiford <richard@codesourcery.com>
24354 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
24355 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
24356 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
24357 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
24358 and m68k_matches_u_p.
24359 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
24360 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
24361 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
24362 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
24363 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
24364 (REG_STRICT_P): New macro.
24365 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
24366 PCREL_GENERAL_OPERAND_OK.
24367 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
24368 m68k_legitimate_base_reg_p.
24369 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
24370 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
24371 (PIC_CASE_VECTOR_ADDRESS): Update comment.
24372 * config/m68k/m68k.c (m68k_address): New structure.
24373 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
24374 (m68k_decompose_index, m68k_legitimate_constant_address_p)
24375 (m68k_jump_table_ref_p, m68k_decompose_address)
24376 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
24377 (m68k_matches_u_p): New functions.
24378 (print_operand_address): Rewrite to use m68k_decompose_index.
24380 2007-03-05 David Taylor <dtaylor@emc.com>
24382 * gcc.c: Correct copyright date in --version output.
24384 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24386 * pa.md: In unamed move patterns, disparge copies between general
24387 and floating point registers using '?' modifier. Don't include 'f'
24388 constraint for register preferences in DImode, SImode, HImode and
24389 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
24390 Remove constraints for copies between general and floating registers
24391 in soft-float DFmode pattern.
24392 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
24396 2007-03-05 Mike Stump <mrs@apple.com>
24398 * c-common.c (targetcm): Add.
24399 * c-opts.c (c_common_handle_option): Handle language specific
24401 * opts.c (handle_option): Verify language for target options, if
24403 * opth-gen.awk: Add CL_LANG_ALL.
24404 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
24405 (TARGETCM_INITIALIZER): Add.
24406 * target.h (struct gcc_targetcm): Add.
24408 * targhooks.c (default_handle_c_option): Add.
24409 * targhooks.h (default_handle_c_option): Add.
24410 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
24412 * config/darwin.opt (iframework): Add.
24413 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
24414 * config/darwin-c.c (handle_c_option): Add.
24415 (TARGET_HANDLE_C_OPTION): Add.
24417 * doc/invoke.texi (Darwin Options): Add -iframework.
24419 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24421 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
24424 2007-03-05 Ian Lance Taylor <iant@google.com>
24426 * c.opt (fgnu89-inline): New option.
24427 * c-opts.c (c_common_post_options): Set default value for
24429 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
24430 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
24432 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
24433 (grokdeclarator, start_function): Likewise.
24434 * c-cppbuiltin.c (c_cpp_builtins): Define either
24435 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
24436 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
24437 (C Dialect Options): Document -fgnu89-inline.
24438 * doc/extend.texi (Function Attributes): Explain what the
24439 gnu_inline attribute does.
24440 * doc/cpp.texi (Common Predefined Macros): Document
24441 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
24443 2007-03-05 Ian Lance Taylor <iant@google.com>
24445 PR tree-optimization/31034
24446 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
24447 half-range if the other side is an overflow infinity.
24449 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
24451 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
24452 (bfin*-linux-uclibc*): New configuration.
24453 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
24455 * config/bfin/linux.h: New file.
24456 * config/bfin/libgcc-bfin.ver: New file.
24457 * config/bfin/t-bfin-uclinux: New file.
24458 * config/bfin/t-bfin-linux: New file.
24459 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
24460 (TARGET_OS_CPP_BUILTINS): New macro.
24462 2007-03-05 Richard Guenther <rguenther@suse.de>
24464 * fold-const.c (fold_binary): Remove duplicate folding
24465 of comparison of non-null ADDR_EXPR against null.
24467 2007-03-05 Richard Guenther <rguenther@suse.de>
24468 Dorit Nuzman <dorit@il.ibm.com>
24470 PR tree-optimization/26420
24471 * tree-vectorizer.c (vectorize_loops): Bail out early if there
24472 are no loops in the function. Only print the number of
24473 vectorized loops if it is greater than zero or we are supposed
24474 to print information about unvectorized loops.
24476 2007-03-05 Revital Eres <eres@il.ibm.com>
24478 * gcc.dg/var-expand1.c: New test.
24479 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
24480 when an accumulator is expanded.
24482 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24485 * c-common.c (convert_and_check): Don't give warnings for
24486 conversion if 'expr' already overflowed.
24488 2007-03-04 Roger Sayle <roger@eyesopen.com>
24490 PR middle-end/30744
24491 * fold-const.c (fold_comparison): Enforce type consistency when
24492 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
24494 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
24496 * tree-ssa-address.c (create_mem_ref): Do not put an expression
24497 containing a cast to the base of TARGET_MEM_REF.
24499 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
24501 * tree.c (tree_contains_struct_check_failed): Remove spurious
24502 whitespace from error message.
24504 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
24507 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
24508 instead of precision.
24510 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
24511 Nathan Sidwell <nathan@codesourcery.com>
24513 * emit-rtl.c (find_auto_inc): New.
24514 (try_split): recreate REG_INC notes,
24515 Use regular for loops rather than whiles.
24517 2007-03-03 Andreas Schwab <schwab@suse.de>
24519 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
24520 * configure: Regenerate.
24522 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24524 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
24525 flag_rounding_math, not flag_unsafe_math_optimizations.
24527 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
24529 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
24530 alpha_fold_vector_minmax): Likewise.
24531 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
24532 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
24534 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
24536 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
24537 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
24538 if the lhs has side-effects.
24539 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
24541 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
24543 * config/i386/i386.h (TUNEMASK): Remove define.
24544 (ARCHMASK): Remove define.
24545 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
24546 Use ix86_arch_mask variable instead of ARCHMASK.
24547 * config/i386/i386.c (override_options): Ditto.
24548 (standard_80387_constant_p): Ditto.
24550 2007-03-02 Ian Lance Taylor <iant@google.com>
24552 Used signed infinities in VRP.
24553 * tree-vrp.c (uses_overflow_infinity): New static function.
24554 (supports_overflow_infinity): New static function.
24555 (make_overflow_infinity): New static function.
24556 (negative_overflow_infinity): New static function.
24557 (positive_overflow_infinity): New static function.
24558 (is_negative_overflow_infinity): New static function.
24559 (is_positive_overflow_infinity): New static function.
24560 (is_overflow_infinity): New static function.
24561 (overflow_infinity_range_p): New static function.
24562 (compare_values_warnv): New function split out of compare_values.
24563 (compare_value): Call it.
24564 (set_value_range_to_nonnegative): Add overflow_infinity
24565 parameter. Change caller.
24566 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
24568 (vrp_expr_computes_nonzero): Likewise.
24569 (compare_ranges, compare_range_with_value): Likewise.
24570 (compare_name_with_value, compare_names): Likewise.
24571 (vrp_evaluate_conditional): Likewise.
24572 (set_value_range): Handle infinity
24573 (vrp_operand_equal_p, operand_less_p): Likewise.
24574 (extract_range_from_assert): Likewise.
24575 (vrp_int_const_binop): Likewise.
24576 (extract_range_from_binary_expr): Likewise.
24577 (extract_range_from_unary_expr): Likewise.
24578 (extract_range_from_comparison): Likewise.
24579 (extract_range_from_expr): Likewise.
24580 (dump_value_range): Likewise.
24581 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
24582 (test_for_singularity): Likewise.
24583 (vrp_int_const_binop): Remove inline qualifier.
24584 (adjust_range_with_scev): Add comment.
24585 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
24587 2007-03-02 Diego Novillo <dnovillo@redhat.com>
24589 * tree-ssa-structalias.c (could_have_pointers): Tidy.
24590 (get_constraint_for): Likewise.
24591 (do_structure_copy): Likewise.
24592 (find_func_aliases): Fix references to MODIFY_EXPR.
24593 (intra_create_variable_infos): Tidy.
24594 * tree-ssa-operands.c (add_virtual_operand): Add argument
24596 When adding members of alias sets, if IS_CALL_SITE is true and
24597 the symbol is not call-clobbered, skip it.
24598 Adjust all callers.
24600 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
24602 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
24603 entry by means of emit_insn_at_entry.
24605 2007-03-02 Richard Henderson <rth@redhat.com>
24607 * expr.h (promoted_input_arg): Remove decl.
24608 * function.c (promoted_input_arg): Merge into ...
24609 * combine.c (setup_incoming_promotions): ... only caller.
24610 Rearrange to avoid double loop.
24612 2007-03-02 Ben Elliston <bje@au.ibm.com>
24613 Peter Bergner <bergner@vnet.ibm.com>
24614 Janis Johnson <janis187@us.ibm.com>
24616 * config/rs6000/dfp.md: New file.
24617 * config/rs6000/rs6000.md: Include dfp.md.
24618 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
24619 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
24620 and TDmode decimal float modes in FP registers.
24621 (num_insns_constant): Likewise.
24622 (rs6000_legitimate_offset_address_p): Likewise.
24623 (rs6000_legitimize_address): Likewise.
24624 (rs6000_legitimize_reload_address): Likewise.
24625 (rs6000_legitimate_address): Likewise.
24626 (rs6000_emit_move): Likewise.
24627 (function_arg_boundary): Likewise.
24628 (function_arg_advance): Likewise.
24629 (rs6000_darwin64_record_arg_recurse): Likewise.
24630 (function_arg): Likewise.
24631 (rs6000_gimplify_va_arg): Likewise.
24632 (rs6000_split_multireg_move): Likewise.
24633 (rs6000_output_function_epilogue): Likewise.
24634 (rs6000_output_function_epilogue): Likewise.
24635 (rs6000_register_move_cost): Likewise.
24636 (rs6000_function_value): Likewise.
24637 (rs6000_libcall_value): Likewise.
24639 2007-03-02 Richard Sandiford <richard@codesourcery.com>
24641 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
24643 2007-03-02 Richard Sandiford <richard@codesourcery.com>
24645 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
24646 Use $MULTIDIR to choose between the kernel and RTP headers,
24647 and use $WIND_BASE and $WIND_USR to locate them.
24649 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
24651 * config/i386/i386.c (override_options): Put initialization of
24652 ix86_tune_mask and ix86_arch_mask to the correct place.
24654 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
24655 Michael Meissner <michael.meissner@amd.com>
24658 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
24659 (ARCHMASK): Define.
24660 (TARGET_CMOVE): Use ARCHMASK.
24661 (TARGET_CMPXCHG): Ditto.
24662 (TARGET_CMPXCHG8B): Ditto.
24663 (TARGET_XADD): Ditto.
24664 (TARGET_BSWAP): Ditto.
24665 * config/i386/i386.c (ix86_tune_mask): New global variable.
24666 (ix86_arch_mask): Ditto.
24667 (override_options): Initialize ix86_tune_mask and
24668 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
24671 2007-03-02 Ben Elliston <bje@au.ibm.com>
24674 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
24676 2007-03-02 Joseph Myers <joseph@codesourcery.com>
24678 * target.h (init_dwarf_reg_sizes_extra): New target hook.
24679 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
24680 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
24681 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
24683 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
24684 rs6000_init_dwarf_reg_sizes_extra): New.
24685 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
24686 SPE register high parts.
24688 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
24690 * Makefile.in: Add install-pdf target as
24691 copied from automake v1.10 rules.
24692 * configure.ac: Add install-pdf to target list.
24693 * configure: Regenerate.
24695 2007-03-01 Paul Brook <paul@codesourcery.com>
24697 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
24698 modes to LDRD for DImode.
24699 (output_move_double): Fixup out of range ldrd/strd.
24700 (vfp_secondary_reload_class): Rename...
24701 (coproc_secondary_reload_class): ... to this. Add wb argument.
24702 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
24703 coproc_secondary_reload_class for CLASS_IWMMXT.
24704 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
24705 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
24707 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
24709 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the
24710 unroll factor by the estimated number of iterations.
24711 (loop_prefetch_arrays): Do not prefetch in loops that iterate less
24712 than prefetch latency.
24714 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
24715 decode_caches_intel, detect_caches_intel): New functions.
24716 (host_detect_local_cpu): Use detect_caches_amd and
24717 detect_caches_intel.
24719 2007-03-01 Richard Henderson <rth@redhat.com>
24721 * expr.c (emit_move_complex_push): Export.
24722 (emit_move_complex_parts): Split out from ...
24723 (emit_move_complex): ... here.
24724 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
24725 * config/i386/i386.md (movcdi): New.
24727 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
24729 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
24730 size of mode1 to check for tieable modes in MMX case.
24732 2007-03-01 Richard Sandiford <richard@codesourcery.com>
24734 * Makefile.in (rtlanal.o): Depend on tree.h.
24735 * rtl.h (offset_within_section_p, split_const): Declare.
24736 * rtlanal.c: Include tree.h.
24737 (offset_within_block_p): New function, taken from
24738 mips_offset_within_object_p.
24739 (split_const): New function, taken from mips_split_const.
24740 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
24742 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
24743 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
24744 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
24745 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
24746 (m68k_illegitimate_symbolic_constant_p): New function.
24747 * config/m68k/m68k.md (movsi): Remove misleading predicates.
24748 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
24749 symbolic constant that might be outside the symbol's section,
24750 move the symbol first and then add the offset.
24751 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
24753 * config/mips/mips.c (mips_split_const): Delete.
24754 (mips_offset_within_object_p): Delete.
24755 (mips_symbolic_constant_p): Use offset_within_section_p and
24756 split_const instead of mips_offset_within_object_p and
24758 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
24759 (mips_legitimize_const_move, print_operand_reloc)
24760 (mips_dangerous_for_la25_p): Use split_const instead of
24763 2007-02-28 Eric Christopher <echristo@apple.com>
24765 * Makefile.in (install-include-dir): Don't rm -rf include.
24767 2007-02-28 Richard Guenther <rguenther@suse.de>
24769 PR middle-end/30364
24770 * fold-const.c (fold_binary): Do not associate expressions
24771 with more than one variable for integer types that do not wrap.
24773 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
24775 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
24776 Delete, and replace with...
24777 (fold_builtin_call_array): This. Update callers to use it.
24778 * fold-const.c (fold_build_call_list): Delete, and replace with...
24779 (fold_build_call_array): This.
24780 (fold_build_call_list_initializer): Delete, and replace with...
24781 (fold_build_call_array_initializer): This.
24782 * tree.h: Update declarations to reflect above changes.
24784 * c-typeck.c (build_function_call): Store converted arguments
24785 in a stack-allocated array instead of building a list.
24786 (convert_arguments): Store arguments in the array passed in as an
24787 argument, and return the actual number of arguments.
24788 * c-format.c: (check_function_format): Pass arguments in an
24789 array instead of a list.
24790 * c-common.c (check_function_nonnull): Likewise.
24791 (check_function_sentinel): Likewise.
24792 (check_function_arguments): Likewise.
24793 * c-common.h: Update declarations to reflect above changes.
24795 2007-02-28 Jan Hubicka <jh@suse.cz>
24797 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
24798 PRED_NEGATIVE_RETURN): Update outcomes.
24800 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
24802 * calls.c (emit_library_call_value_1): Handle partial registers
24803 correctly when building up CALL_INSN_FUNCTION_USAGE.
24805 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24807 * pa/predicates.md (move_src_operand): Allow zero for mode.
24808 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
24811 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
24814 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
24815 *movv2df_internal): Enable pattern only for valid operand
24817 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
24818 tie only 128bit modes. For MMX registers, tie only 64bit modes.
24820 2007-02-27 Mike Stump <mrs@apple.com>
24822 * config/darwin-crt3.c: Avoid compilation when compiling for a
24825 2007-02-27 Joseph Myers <joseph@codesourcery.com>
24827 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
24829 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
24830 for fixed headers and limits.h.
24831 (install-include-dir, install-headers-tar, install-headers-cpio,
24832 install-headers-cp, real-install-headers-tar,
24833 real-install-headers-cpio, real-install-headers-cp): Handle
24834 include-fixed as well as include.
24835 (install-mkheaders): Don't install files that go only in include
24837 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
24838 from GCC_INCLUDE_DIR.
24839 * gcc.c (process_command): Remove special -BstageN/ handling.
24840 (do_spec_1): Add include-fixed directories.
24842 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
24844 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
24846 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
24848 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
24851 2007-02-27 Mark Mitchell <mark@codesourcery.com>
24853 * c-common.c (get_priority): Add check for
24854 SUPPORTS_INIT_PRIORITY.
24856 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
24858 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
24860 * config/bfin/bfin.c: Include "cfglayout.h".
24861 (MAX_LSETUP_DISTANCE): New macro.
24862 (struct loop_info): New members incoming, incoming_src and
24863 incoming_dest. Delete member predecessor.
24864 (length_for_loop): New function.
24865 (bfin_optimize_loop): Handle more different loop structures.
24866 (bfin_discover_loop): Rework detection of predecessor blocks by
24867 examining incoming edges.
24868 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
24870 (bfin_reorder_loops): New function.
24871 (bfin_reorg_loops): Use these three new functions.
24873 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
24874 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
24875 (CONSTRAINT_LEN): Add entry for 'q'.
24876 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
24877 Add 'q' constraints.
24878 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
24879 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
24881 * config/bfin/bfin.md (add_with_carry): New pattern.
24882 (s_or_u, su_optab, su_modifier): New code macros/attrs.
24883 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
24884 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
24885 support unsigned multiplies too. Removed incorrect commutativity from
24886 operand 1 constraint where appropriate.
24887 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
24889 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
24890 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
24892 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
24893 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
24894 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
24895 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
24896 usmulhisi_hh_huh): New patterns.
24898 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
24899 lshifthi3): Fix output template to use half reg for operand 2.
24901 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
24904 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
24906 2007-02-27 Andreas Schwab <schwab@suse.de>
24908 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
24910 2007-02-27 Jan Hubicka <jh@suse.cz>
24912 * predict.c (last_basic_block_p): Remove.
24913 (tree_estimate_probability): Update return heuristic for commonized
24916 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
24918 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
24920 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
24922 * doc/include/gcc-common.texi (versionsubtitle): New macro.
24923 * doc/cpp.texi: Standardize title page.
24924 * doc/cppinternals.texi: Likewise.
24925 * doc/gcc.texi: Standardize title page, remove version number
24926 from copyright page.
24927 * doc/gccint.texi: Likewise.
24928 * doc/install.texi: Standardize title page, add table of
24931 2007-02-26 Jan Hubicka <jh@suse.cz>
24933 * predict.def: Set outcomes according to more recent results.
24934 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
24935 Remove dead predictors.
24936 * predict.c (return_prediction): Fix pasto.
24938 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
24940 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
24941 change; avoid a memory leak when returning early.
24943 2007-02-26 Mark Mitchell <mark@codesourcery.com>
24945 * c-decl.c (static_ctors): Move to c-common.c.
24946 (static_dtors): Likewise.
24947 (finish_function): Use c_record_cdtor_fn.
24948 (build_cdtor): Move to c-common.c.
24949 (c_write_global_declarations): Use c_build_cdtor_fns.
24950 * c-common.h (static_ctors): Declare.
24951 (static_dtors): Likewise.
24952 (c_record_cdtor_fn): Likewise.
24953 (c_build_cdtor_fns): Likewise.
24954 * c-common.c (static_ctors): New variable.
24955 (static_dtors): Likewise.
24956 (c_record_cdtor_fn): New function.
24957 (build_cdtor): Move from c-decl.c
24958 (c_build_cdtor_fns): New function.
24960 * output.h (assemble_addr_to_section): Declare.
24961 (get_cdtor_priority_section): Likewise.
24962 * varasm.c (assemble_addr_to_section): New function.
24963 (get_cdtor_priority_section): Likewise.
24964 (default_named_section_asm_out_destructor): Use them.
24965 (destor_dtor_section_asm_out_destructor): Likewise.
24966 (default_named_section_asm_out_constructor): Likewise.
24967 (default_ctor_section_asm_out_constructor): Likewise.
24968 * config.gcc (*-*-vxworks*): Include vxworks.o.
24969 * config/t-vxworks (vxworks.o): New target.
24970 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
24971 (TARGET_ASM_CONSTRUCTOR): Define.
24972 (TARGET_ASM_DESTRUCTOR): Likewise.
24973 (vxworks_asm_out_constructor): Declare.
24974 (vxworks_asm_out_destructor): Likewise.
24976 * c-common.c (get_priority): Check that we have not just an
24977 INTEGER_CST, but an integer constant with integeral type.
24979 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
24981 PR tree-optimization/30938
24982 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
24983 use &dt[nargs-1] instead of &dt[nargs] in the call to
24984 vect_is_simple_use().
24986 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
24988 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
24989 from register elimination as PRE_MODIFY / POST_MODIFY increments.
24990 Do not attempt to handle MEM inside auto-inc expressions.
24991 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
24992 of a register modified by an auto-inc expression. However, do handle
24993 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
24994 (elimination_effects): Prohibit elimination of a register modified
24995 by an auto-inc expression. Disable register elimination rules whose
24996 target register is modified by an auto-inc expression with variable
24999 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
25001 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
25003 (array_at_struct_end_p): New function.
25004 (idx_infer_loop_bounds): Use it.
25005 (estimate_numbers_of_iterations_loop): Export.
25006 * predict.c (predict_loops): Use estimated_loop_iterations_int.
25007 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
25008 (tree_estimate_probability): Call record_loop_exits.
25009 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
25010 (estimated_loop_iterations, estimated_loop_iterations_int,
25011 estimated_loop_iterations_tree): New functions.
25012 (analyze_siv_subscript_cst_affine,
25013 compute_overlap_steps_for_affine_1_2,
25014 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
25015 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
25016 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
25017 (PRED_LOOP_ITERATIONS_GUESSED): New.
25018 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
25019 * cfgloop.h (estimate_numbers_of_iterations_loop,
25020 estimated_loop_iterations_int): Declare.
25022 2007-02-25 Mark Mitchell <mark@codesourcery.com>
25024 * doc/extend.texi: Document optional priority argument to
25025 constructors and destructors.
25026 * tree.c (init_priority_for_decl): Adjust GTY markers.
25027 (init_ttree): Use priority-info hash functions for
25028 init_priority_for_decl.
25029 (tree_map_eq): Rename to ...
25030 (tree_map_base_eq): ... this.
25031 (tree_map_marked_p): Rename to ...
25032 (tree_map_base_marked_p): ... this.
25033 (tree_map_base_hash): New function.
25034 (decl_init_priority_lookup): Rework.
25035 (decl_fini_priority_lookup): New function.
25036 (decl_priority_info): New function.
25037 (decl_init_priority_insert): Use it.
25038 (decl_fini_priority_insert): Likewise.
25039 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
25041 (decl_restrict_base_insert): Likewise.
25042 (decl_debug_expr_insert): Likewise.
25043 (decl_value_expr_lookup): Likewise.
25044 (decl_value_expr_insert): Likewise.
25045 * tree.h (priority_type): New type.
25046 (decl_init_priority_lookup): Use priority_type.
25047 (decl_fini_priority_lookup): New function.
25048 (decl_init_priority_insert): Use priority_type.
25049 (decl_fini_priority_insert): New function.
25050 (DECL_HAS_INIT_PRIORITY): Tweak comments.
25051 (DECL_INIT_PRIORITY): Likewise.
25052 (SET_DECL_INIT_PRIORITY): Add comment.
25053 (DECL_FINI_PRIORITY): New macro.
25054 (SET_DECL_FINI_PRIORITY): Likewise.
25055 (DEFAULT_INIT_PRIORITY): Document.
25056 (MAX_INIT_PRIORITY): Likewise.
25057 (MAX_RESERVED_INIT_PRIORITY): Likewise.
25058 (tree_map_base): New type.
25059 (tree_map_base_eq): New function.
25060 (tree_map_base_hash): Likewise.
25061 (tree_map_base_marked_p): Likewise.
25062 (tree_map): Inherit from tree_map_base.
25063 (tree_map_eq): Make it a macro.
25064 (tree_map_marked_p): Likewise.
25065 (tree_int_map): Inherit from tree_map_base.
25066 (tree_int_map_eq): Make it a macro.
25067 (tree_int_map_hash): Likewise.
25068 (tree_int_map_marked_p): Likewise.
25069 (tree_priority_map): New type.
25070 (tree_priority_map_eq): New macro.
25071 (tree_priority_map_hash): Likewise.
25072 (tree_priority_map_marked_p): Likewise.
25073 * varasm.c (emults_decl): Adjust for refactoring of tree_map
25075 (emutls_common_1): Likewise.
25076 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
25077 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
25078 of tree_map hierarchy.
25079 * tree-cfg.c (move_stmt_r): Likewise.
25080 (new_label_mapper): Likewise.
25081 * c-tree.h (c_expand_body): Move to ...
25082 * c-common.h (c_expand_body): ... here.
25083 * c-decl.c (c_expand_body): Move to ...
25084 * c-common.c (c_expand_body): ... here.
25085 (c_common_attribute_table): Allow 1 argument for the constructor
25086 and destructor attributes.
25087 (get_priority): New function.
25088 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
25089 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
25091 2007-02-24 Jan Hubicka <jh@suse.cz>
25093 PR middle-end/30509
25094 * tree-inline.c (copy_bb): Produce exact copy of EH info when
25095 copying for inlining.
25097 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
25098 Jan Hubicka <jh@suse.cz>
25101 * i386.c (counter_mode): New function.
25102 (expand_set_or_movmem_via_loop): Use it.
25103 (expand_movmem_epilogue): Likewise; fix pasto.
25104 (ix86_expand_movmem): Do emit guard even for constant counts.
25105 (ix86_expand_setmem): Likewise.
25107 2007-02-25 Nick Clifton <nickc@redhat.com>
25109 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
25110 (JUMP_TABLES_IN_TEXT_SECTION): Define.
25112 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
25115 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
25116 count argument with 0x10, not with 0x16.
25117 (expand_setmem_epilogue): Ditto.
25119 2007-02-24 Mike Stump <mrs@apple.com>
25121 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
25124 2007-02-24 Richard Guenther <rguenther@suse.de>
25126 PR middle-end/30951
25127 * fold-const.c (fold_binary): Fold x +- CST op x for
25128 EQ_EXPR and NE_EXPR.
25130 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25132 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
25134 2007-02-24 Jan Hubicka <jh@suse.cz>
25136 * cgraphunit.c (decide_is_function_needed): Honor
25137 -fkeep-inline-functions.
25139 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25141 * builtins.c (fold_builtin_modf): New.
25142 (fold_builtin_2): Use it.
25144 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
25146 * loop-iv.c (implies_p): Detect additional cases where A implies B.
25147 (determine_max_iter): Take additional LOOP arg; all callers changed.
25148 Lose broken logic dealing with PLUS. Try to limit the upper bound by
25149 one using simplifications.
25150 (simplify_using_initial_values): Return if the expression becomes
25151 invalid due to altered regs.
25153 2007-02-23 DJ Delorie <dj@redhat.com>
25155 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
25157 2007-02-23 Mike Stump <mrs@apple.com>
25159 * tlink.c (scan_linker_output): Parse linker messages from
25160 darwin9's linker better.
25162 2007-02-23 Steve Ellcey <sje@cup.hp.com>
25165 * varpool.c (varpool_assemble_pending_decls): Set
25166 varpool_last_needed_node to null.
25168 2007-02-23 DJ Delorie <dj@redhat.com>
25170 * config/i386/i386.c (ix86_data_alignment): Don't specify an
25171 alignment bigger than the object file can handle.
25173 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
25176 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
25177 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
25178 (*movsf_1): Penalize MMX moves.
25180 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
25182 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
25183 2^32-1 or more times unless flag_unsafe_loop_optimizations.
25185 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
25187 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25189 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
25190 (fold_builtin_1): Use them.
25191 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
25192 BUILT_IN_SIGNIFICAND.
25194 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
25196 * config/i386/i386.c (bdesc_1arg): Initialize
25197 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
25198 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
25199 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
25200 and IX86_BUILTIN_MOVSLDUP.
25202 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
25204 PR rtl-optimization/30841
25205 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
25207 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25209 * builtins.c (fold_builtin_frexp): New.
25210 (fold_builtin_2): Use it.
25212 2007-02-22 Mark Mitchell <mark@codesourcery.com>
25214 * doc/invoke.texi (Spec Files): Document getenv spec function.
25216 * gcc.c (getenv_spec_function): New function.
25217 (static_spec_functions): Add it.
25218 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
25219 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
25222 2007-02-22 Michael Matz <matz@suse.de
25225 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
25226 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
25228 2007-02-22 Ian Lance Taylor <iant@google.com>
25231 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
25232 (mem_loc_descriptor): Call it.
25234 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
25235 Ira Rosen <irar@il.ibm.com>
25237 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
25239 2007-02-22 Ira Rosen <irar@il.ibm.com>
25241 PR tree-optimization/30843
25242 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
25243 stores only after all the group is vectorized.
25245 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
25247 PR tree-optimization/30858
25248 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
25249 in the reduction cycle have a single use in the loop.
25250 * tree-vectorizer.h (relevant): Add documentation.
25252 2007-02-20 Mike Stump <mrs@apple.com>
25254 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
25255 * configure: Regenerate.
25257 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
25259 Change the defaults of some parameters and options.
25260 * config/spu/spu-protos.h (spu_optimization_options): Declare.
25261 * config/spu/spu.c (spu_optimization_options): Add.
25262 (spu_override_options): Change params in spu_optimization_options.
25263 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
25265 Register 127 is only 16 byte aligned when used as a frame pointer.
25266 * config/spu/spu-protos.h (spu_init_expanders): Declare.
25267 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
25268 HARD_FRAME_POINTER_REGNUM.
25269 (spu_legitimate_address): Use regno_aligned_for_reload.
25270 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
25271 aligned when frame_pointer_needed is true.
25272 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
25274 * config/spu/spu.h (INIT_EXPANDERS): Define.
25276 Make sure shift and rotate instructions have valid immediate operands.
25277 * config/spu/predicates.md (spu_shift_operand): Remove.
25278 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
25279 * config/spu/constraints.md (W, O): Extend range.
25280 * config/spu/spu.md (umask, nmask): Define.
25281 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
25282 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
25283 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
25284 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
25285 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
25286 (lshr<mode>3_reg): Fix rtl description.
25288 Make sure mulhisi immediate operands are valid.
25289 * config/spu/predicates.md (imm_K_operand): Add.
25290 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
25292 Generate constants using fsmbi and andi.
25293 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
25294 (print_operand, spu_split_immediate, classify_immediate,
25295 fsmbi_const_p): Handle IC_FSMBI2.
25297 Correctly handle a CONST_VECTOR containing symbols.
25298 * config/spu/spu.c (print_operand): Handle HIGH correctly.
25299 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
25300 (immediate_load_p): Allow symbols that use 2 instructions to create.
25301 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
25302 with symbols when flag_pic is set.
25303 (const_vector_immediate_p): New.
25304 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
25305 accept a CONST_VECTOR with symbols.
25306 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
25307 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
25309 * config/spu/spu.md (high, low): Delete.
25310 (low_<mode>): Define.
25312 Remove INTRmode and INTR_REGNUM, which didn't work.
25313 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
25315 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
25316 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
25317 peephole2 pattern): Don't use INTR or 131.
25318 (movintrcc): Delete.
25319 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
25320 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
25321 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
25322 (UNSPEC_SET_INTR): Add.
25323 * config/spu/spu-modes.def (INTR): Remove.
25325 More accurate warnings about run-time relocations.
25326 * config/spu/spu.c (reloc_diagnostic): Test in_section.
25328 Correctly warn about immediate arguments to specific intrinsics.
25329 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
25330 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
25331 the instruction predicate.
25333 Fix tree check errors with latest update.
25334 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
25336 (spu_expand_builtin): Use CALL_EXPR_FN.
25338 Add missing specific intrinsics.
25339 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
25341 * config/spu/spu_internals.h: Ditto.
25343 Fix incorrect operand modifiers.
25344 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
25345 * config/spu/spu.md (xor<mode>3): Change %S to %J.
25347 Optimize one case of zero_extend of a vec_select.
25348 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
25350 Accept any immediate for hbr.
25351 * config/spu/spu.md (hbr): Change s constraints to i.
25353 2007-02-21 Paul Brook <paul@codesourcery.com>
25355 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
25356 condexec_count when skipping USE and CLOBBER.
25358 2007-02-21 Nick Clifton <nickc@redhat.com>
25360 * common.opt (Warray-bounds): Add Warning attribute.
25361 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
25363 (fsized-zeroes): Add Optimization attribute.
25364 (fsplit-wide-types, ftree-scev-cprop): Likewise.
25365 * c.opt (Wc++0x-compat): Add Warning attribute.
25367 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
25369 PR middle-end/30761
25370 * reload1.c (eliminate_regs_in_insn): In the single_set special
25371 case, attempt to re-recognize the insn before falling back to
25372 having reload fix it up.
25374 2007-02-20 Eric Christopher <echristo@gmail.com>
25376 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
25377 Rewrite accordingly.
25378 (frv_read_iacc_argument): Ditto.
25379 (frv_expand_set_builtin): Take a call instead of arglist, update for
25381 (frv_expand_unop_builtin): Ditto.
25382 (frv_expand_binop_builtin): Ditto.
25383 (frv_expand_cut_builtin): Ditto.
25384 (frv_expand_binopimm_builtin): Ditto.
25385 (frv_expand_voidbinop_builtin): Ditto.
25386 (frv_expand_int_void2arg): Ditto.
25387 (frv_expand_prefetches): Ditto.
25388 (frv_expand_voidtriop_builtin): Ditto.
25389 (frv_expand_voidaccop_builtin): Ditto.
25390 (frv_expand_load_builtin): Ditto.
25391 (frv_expand_store_builtin): Ditto.
25392 (frv_expand_mdpackh_builtin): Ditto.
25393 (frv_expand_mclracc_builtin): Ditto.
25394 (frv_expand_mrdacc_builtin): Ditto.
25395 (frv_expand_mwtacc_builtin): Ditto.
25396 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
25399 2007-02-20 Janis Johnson <janis187@us.ibm.com>
25401 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
25402 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
25404 (HAVE_GAS_DFP): Check for assembler support of decimal floating
25405 point instructions.
25406 * configure: Regenerate.
25407 * config.in: Regenerate.
25408 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
25409 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
25410 masks to power6 and power6x and to POWERPC_MASKS.
25411 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
25413 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
25414 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
25415 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
25416 Access PROTOTYPE as variable, not mask.
25418 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
25420 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
25421 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
25422 * combine.c (adjust_for_new_dest): Use it.
25423 * postreload.c (reload_combine): Likewise.
25425 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
25427 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
25428 notes on an insn with multiple sets, even if single_set returns
25429 non-NULL for that insn.
25431 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25433 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
25434 scalbn and scalbln.
25436 2007-02-20 Geoffrey Keating <geoffk@apple.com>
25438 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
25439 if user didn't pass it.
25440 * config/i386/darwin.h (CC1_SPEC): Likewise.
25441 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
25442 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
25443 -mmacosx-version-min.
25445 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25446 Uros Bizjak <ubizjak@gmail.com>
25448 * optabs.h (enum optab_index): Add new OTI_scalb.
25449 (scalb_optab): Define corresponding macro.
25450 * optabs.c (init_optabs): Initialize scalb_optab.
25451 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
25453 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
25454 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
25455 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
25456 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
25457 flag_unsafe_math_optimizations is set.
25459 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
25460 to implement scalbf, scalb and scalbl built-ins as inline x87
25463 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25464 DJ Delorie <dj@redhat.com>
25467 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
25468 (diagnostic_report_diagnostic): ... here, and turn them into real
25469 errors. If warnings are inhibited, no need to do anything.
25471 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
25473 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
25474 better code generation.
25476 2007-02-20 Ben Elliston <bje@au.ibm.com>
25478 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
25480 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
25482 * config/alpha/alpha.c, config/alpha/alpha.md,
25483 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
25484 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
25485 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
25486 config/arm/lib1funcs.asm: Follow spelling conventions.
25488 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
25489 config/fr30/fr30.md, config/i386/i386.h,
25490 config/iq2000/iq2000.h, config/iq2000/predicates.md,
25491 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
25492 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
25493 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
25494 config/rs6000/altivec.md, config/rs6000/rs6000.c,
25495 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
25496 config/sparc/sparc.c, config/sparc/sparc.h,
25497 config/sparc/sparc.md, config/spu/constraints.md,
25498 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
25501 2007-02-20 Alan Modra <amodra@bigpond.net.au>
25504 * varasm.c (use_blocks_for_decl_p): Return false for decls with
25507 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
25509 * doc/invoke.texi (-ftree-lrs): Remove.
25511 2007-02-19 Diego Novillo <dnovillo@redhat.com>
25513 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
25516 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
25518 * config/ia64/ia64.c (ia64_expand_builtin): Use the
25519 new CALL_EXPR_FN macro for retrieving the function
25520 declaration of the input expression.
25522 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25524 * c.opt (Waddress): New.
25525 * common.opt (Walways-true): Delete.
25526 (Wstring-literal-comparison): Delete.
25527 * doc/invoke.texi (Warning Options): Delete -Walways-true and
25528 -Wstring-literal-comparison. Add -Waddress.
25530 (Walways-true): Delete.
25531 (Wstring-literal-comparison): Delete.
25532 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
25533 consistently instead of -Walways-true in example.
25534 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
25535 * c-typeck.c (parser_build_binary_op): Replace
25536 -Wstring-literal-comparison and -Walways-true with -Waddress.
25537 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
25540 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
25542 * tree-cfg.c (dump_function_to_file): Be prepared for functions
25543 without DECL_STRUCT_FUNCTION initialized.
25545 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
25547 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
25548 due to calls to functions taking pointers as parameters.
25550 2007-02-19 Richard Henderson <rth@redhat.com>
25553 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
25556 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
25558 * config/s390/s390.c (s390_call_saved_register_used,
25559 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
25560 accessed to the new scheme.
25562 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
25564 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
25565 (cris_print_index, cris_print_operand, cris_print_operand_address)
25566 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
25567 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
25568 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
25569 GET_CODE () == xxx.
25570 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
25571 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
25572 GO_IF_LEGITIMATE_ADDRESS): Ditto.
25573 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
25574 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
25575 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
25576 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
25577 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
25578 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
25579 (uminsi3, call, call_value): Ditto.
25580 (define_split: indir_to_reg_split, unnamed): Ditto.
25582 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
25584 PR tree-optimization/30975
25585 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
25588 2007-02-18 Eric Christopher <echristo@gmail.com>
25590 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
25591 Remove use of arglist.
25592 (mips_expand_builtin): Remove use of arglist, pass in expr.
25593 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
25594 (mips_expand_builtin_movtf): Ditto.
25595 (mips_expand_builtin_compare): Ditto.
25597 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
25599 * tree-sra.c (sra_build_assignment): Replace assertion
25600 checking with a comment explaining why it can't be done.
25602 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
25604 PR middle-end/30833
25605 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
25606 during CALL_EXPR representation conversion.
25607 * tree-ssa-propagate.c (set_rhs): Likewise.
25609 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
25611 * tree-sra.c (sra_build_assignment): Disable assertion checking
25614 2007-02-18 Roger Sayle <roger@eyesopen.com>
25616 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
25617 instead of calling build2 with a GIMPLE_MODIFY_STMT.
25618 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
25620 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
25621 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
25622 gimplify_init_ctor_eval_range, gimple_push_cleanup,
25623 gimplify_omp_for, gimplify_omp_atomic_pipeline,
25624 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
25625 force_gimple_operand): Likewise.
25626 * ipa-cp.c (constant_val_insert): Likewise.
25627 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
25628 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
25629 perfect_nestify): Likewise.
25630 * langhooks.c (lhd_omp_assignment): Likewise.
25631 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
25632 lower_copyprivate_clauses, lower_send_clauses,
25633 lower_send_shared_vars, expand_parallel_call,
25634 expand_omp_for_generic, expand_omp_for_static_nochunk,
25635 expand_omp_for_static_chunk, expand_omp_sections,
25636 lower_omp_single_copy, lower_omp_for_lastprivate,
25637 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
25638 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
25639 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
25642 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
25644 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
25645 config/sh/sh.md: Follow spelling conventions.
25647 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
25648 config/frv/predicates.md: Follow spelling conventions.
25650 * config/m68k/linux-unwind.h: Fix a comment typo.
25651 * target.h: Follow spelling conventions.
25653 2007-02-18 Roger Sayle <roger@eyesopen.com>
25655 PR rtl-optimization/28173
25656 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
25657 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
25658 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
25659 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
25660 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
25662 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25664 * builtins.c (fold_builtin_load_exponent): New.
25665 (fold_builtin_2): Use it.
25667 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
25669 PR rtl-optimization/30773
25670 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
25671 if we fail to attach a REG_EQUIV note.
25673 2007-02-18 David Edelsohn <edelsohn@gnu.org>
25674 Roger Sayle <roger@eyesopen.com>
25676 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
25678 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
25680 * calls.c (initialize_argument_information): Pass original EXP
25681 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
25682 code to split complex arguments here, as part of initializing the
25684 (expand_call): Remove code that builds a list of arguments and
25685 inserts implicit arguments into it. Instead, just count how many
25686 implicit arguments there will be so we can determine the size of
25687 the ARGS array, and let initialize_argument_information do the work.
25688 (split_complex_values): Delete unused function.
25690 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
25692 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
25694 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
25696 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
25697 for arg pointer based indexed addressing.
25699 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
25701 * config/ia64/ia64.h, config/ia64/ia64.md,
25702 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
25703 spelling conventions.
25705 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
25707 * config/m68k/m68k.c (split_di): New.
25708 * config/m68k/m68k-protos.h: Declare split_di.
25709 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
25710 Improve predicate handling and split constant shifts.
25712 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
25714 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
25715 parameter for register bitfield operations, general predicates
25718 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
25720 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
25721 * config/m68k/linux-unwind.h: New file.
25723 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
25725 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
25726 config/i386/athlon.md, config/ia64/ia64.md,
25727 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
25728 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
25729 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
25730 tree-ssa-loop-niter.c, tree-vect-analyze.c,
25731 tree-vect-transform.c: Fix comment typos.
25733 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
25735 * sched-deps.c (find_insn_list): Remove.
25736 * sched-int.h: Remove the prototype for find_insn_list.
25738 2007-02-16 Geoffrey Keating <geoffk@apple.com>
25740 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
25742 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
25743 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
25744 darwin_rs6000_override_options.
25745 (C_COMMON_OVERRIDE_OPTIONS): Expect
25746 darwin_macosx_version_min to be non-NULL always.
25747 (TARGET_C99_FUNCTIONS): Likewise.
25748 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
25749 (DARWIN_MINVERSION_SPEC): New.
25750 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
25751 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
25753 (DARWIN_MINVERSION_SPEC): New.
25754 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
25756 * config/darwin-c.c (darwin_cpp_builtins): Expect
25757 darwin_macosx_version_min to be non-NULL always.
25759 * config/rs6000/rs6000.c: Clean up trailing whitespace.
25761 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
25763 * config/i386/i386.h (x86_use_xchgb): New.
25764 (TARGET_USE_XCHGB): New macro.
25765 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
25766 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
25767 Split after reload into bswaphi for shifts of 8.
25768 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
25769 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
25770 or when optimizing for size.
25772 2007-02-16 Richard Guenther <rguenther@suse.de>
25773 Christian Bruel <christian.bruel@st.com>
25775 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
25776 DECLs but prefer SSA_NAMEs over DECLs.
25778 2007-02-16 Richard Guenther <rguenther@suse.de>
25780 * tree-flow-inline.h (single_imm_use_p): Remove.
25781 (zero_imm_uses_p): Likewise.
25782 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
25783 instead of single_imm_use_p.
25784 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
25787 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25790 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
25791 nested double- and backquotes.
25793 2007-02-15 Roger Sayle <roger@eyesopen.com>
25795 PR middle-end/30391
25796 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
25797 should be unreachable.
25798 (build2_stat): Allow construction of MODIFY_EXPR at any time.
25799 For the time being redirect GIMPLE_MODIFY_STMT to the new
25800 (renamed) build_gimple_modify_stmt_stat.
25801 (build2_gimple_stat): Rename to...
25802 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
25803 Always build a GIMPLE_MODIFY_STMT node.
25804 * tree.h (build2_gimple, build2_gimple_stat): Delete.
25805 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
25808 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
25809 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
25810 * tree-complex.c (set_component_ssa_name, expand_complex_move,
25811 expand_complex_div_wide): Likewise.
25812 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
25813 * tree-ssa-loop-im.c (schedule_sm): Likewise.
25814 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
25815 * tree-ssa-loop-manip.c (create_iv): Likewise.
25816 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
25817 abs_replacement): Likewise.
25818 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
25819 realify_fake_stores): Likewise.
25821 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
25822 node rather than a GIMPLE_MODIFY_STMT node.
25823 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
25824 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
25826 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
25827 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
25828 GIMPLE_MODIFY_STMT.
25830 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
25832 PR middle-end/30433
25833 * fold-const.c (fold_comparison): Add back the
25834 folding of constant complex comparisions.
25836 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
25838 PR middle-end/30729
25839 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
25840 effects unknown to this function, return early.
25842 2007-02-15 Ian Lance Taylor <iant@google.com>
25844 * lower-subreg.c (move_eh_region_note): New static function.
25845 (resolve_simple_move): Call it.
25846 (decompose_multiword_subregs): Track blocks for which we resolve a
25847 simple move which is also a control flow insn. Pass them to
25848 find_many_sub_basic_blocks.
25849 (pass_lower_subreg): Add TODO_verify_flow.
25850 (pass_lower_subreg2): Likewise.
25852 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
25853 Brooks Moses <brooks.moses@codesourcery.com>
25854 Lee Millward <lee.millward@codesourcery.com>
25856 * tree.h (enum tree_code_class): Add tcc_vl_exp.
25857 (VL_EXP_CLASS_P): New.
25858 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
25860 (TREE_OPERAND_CHECK_CODE): Likewise.
25861 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
25862 (TREE_RTL_OPERAND_CHECK): Likewise.
25863 (tree_operand_check_failed): Make second parameter the whole tree
25864 instead of its code. Fixed callers.
25865 (VL_EXP_CHECK): New.
25866 (TREE_OPERAND_LENGTH): New.
25867 (VL_EXP_OPERAND_LENGTH): New.
25868 (CALL_EXPR_FN): New.
25869 (CALL_EXPR_STATIC_CHAIN): New.
25870 (CALL_EXPR_ARGS): New.
25871 (CALL_EXPR_ARG): New.
25872 (call_expr_nargs): New.
25873 (CALL_EXPR_ARGP): New.
25874 (build_nt_call_list): Declare.
25875 (build_vl_exp_stat): Declare.
25876 (build_vl_exp): New.
25877 (build_call_list): Declare.
25878 (build_call_nary): Declare.
25879 (build_call_valist): Declare.
25880 (build_call_array): Declare.
25881 (call_expr_arg): Declare.
25882 (call_expr_argp): Declare.
25883 (call_expr_arglist): Declare.
25884 (fold_build_call_list): Declare.
25885 (fold_build_call_list_initializer): Declare.
25886 (fold_call_expr): Declare to replace fold_builtin.
25887 (fold_builtin_fputs): Update to agree with modified definition.
25888 (fold_builtin_strcpy): Likewise.
25889 (fold_builtin_strncpy): Likewise.
25890 (fold_builtin_memory_chk): Likewise.
25891 (fold_builtin_stxcpy_chk): Likewise.
25892 (fold_builtin_strncpy_chk): Likewise.
25893 (fold_builtin_next_arg): Likewise.
25894 (fold_build_call_expr): Declare.
25895 (fold_builtin_call_list): Declare.
25896 (fold_builtin_call_valist): Declare.
25897 (build_call_expr): Declare.
25898 (validate_arglist): Update to agree with modified definition.
25899 (tree_operand_length): New.
25900 (call_expr_arg_iterator): New.
25901 (init_call_expr_arg_iterator): New.
25902 (next_call_expr_arg): New.
25903 (first_call_expr_arg): New.
25904 (more_call_expr_args_p): New.
25905 (FOR_EACH_CALL_EXPR_ARG): New.
25907 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
25908 and tcc_gimple_stmt.
25909 (tree_code_size): Update documentation. Use sizeof (tree) rather
25910 than sizeof (char *).
25911 (tree_size): Likewise. Add case for tcc_vl_exp.
25912 (tree_node_structure): Add case for tcc_vl_exp.
25913 (contains_placeholder_p): Likewise.
25914 (substitute_in_expr): Likewise.
25915 (substitute_placeholder_in_expr): Likewise.
25916 (stabilize_reference_1): Likewise.
25917 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
25918 to diagnose breakage of this interface for constructing CALL_EXPRs.
25919 (build_nt): Add similar assertion here.
25920 (build_nt_call_list): New.
25921 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
25922 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
25924 (get_callee_fndecl): Use new CALL_EXPR accessors.
25925 (tree_operand_check_failed): Change parameters to pass entire node
25926 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
25927 (process_call_operands): New.
25928 (build_vl_exp_stat): New.
25929 (build_call_list): New.
25930 (build_call_nary): New.
25931 (build_call_valist): New.
25932 (build_call_array): New.
25933 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
25934 (call_expr_arglist): New.
25936 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
25937 tcc_vl_exp instead of a fixed-size tcc_expression.
25939 * doc/c-tree.texi (CALL_EXPR): Document new representation and
25940 accessors for CALL_EXPRs.
25941 (AGGR_INIT_EXPR): Likewise.
25943 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
25944 Brooks Moses <brooks.moses@codesourcery.com>
25945 Lee Millward <lee.millward@codesourcery.com>
25947 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
25948 (expand_builtin_nonlocal_goto): Change parameter to be entire
25949 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
25950 (expand_builtin_prefetch): Likewise.
25951 (expand_builtin_classify_type): Likewise.
25952 (mathfn_built_in): Return NULL_TREE instead of 0.
25953 (expand_errno_check): Use new CALL_EXPR accessors.
25954 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
25955 Return NULL_RTX instead of 0.
25956 (expand_builtin_mathfn_2): Likewise.
25957 (expand_builtin_mathfn_3): Likewise.
25958 (expand_builtin_interclass_mathfn): Likewise.
25959 (expand_builtin_sincos): Likewise.
25960 (expand_builtin_cexpi): Likewise.
25961 (expand_builtin_int_roundingfn): Likewise.
25962 (expand_builtin_int_roundingfn_2): Likewise.
25963 (expand_builtin_pow): Likewise.
25964 (expand_builtin_powi): Likewise.
25965 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
25966 of arglist, fixing callers appropriately. Use new CALL_EXPR
25967 accessors and constructors. Return NULL_RTX instead of 0.
25968 (expand_builtin_strstr): Likewise.
25969 (expand_builtin_strchr): Likewise.
25970 (expand_builtin_strrchr): Likewise.
25971 (expand_builtin_strpbrk): Likewise.
25972 (expand_builtin_memcpy): Likewise.
25973 (expand_builtin_mempcpy): Likewise.
25974 (expand_builtin_mempcpy_args): New.
25975 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
25976 (expand_builtin_memmove_args): New.
25977 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
25978 (expand_movstr): Likewise.
25979 (expand_builtin_strcpy): Likewise.
25980 (expand_builtin_strcpy_args): New.
25981 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
25982 (expand_builtin_strncpy): Likewise.
25983 (expand_builtin_memset): Likewise.
25984 (expand_builtin_memset_args): New.
25985 (expand_builtin_bzero): Similarly to expand_builtin_memset.
25986 (expand_builtin_memcmp): Likewise.
25987 (expand_builtin_strcmp): Likewise.
25988 (expand_builtin_strncmp): Likewise.
25989 (expand_builtin_strcat): Likewise.
25990 (expand_builtin_strncat): Likewise.
25991 (expand_builtin_strspn): Likewise.
25992 (expand_builtin_strcspn): Likewise.
25993 (expand_builtin_args_info): Likewise.
25994 (expand_builtin_va_start): Likewise.
25995 (gimplify_va_arg_expr): Likewise.
25996 (expand_builtin_va_end): Likewise.
25997 (expand_builtin_va_copy): Likewise.
25998 (expand_builtin_frame_address): Likewise.
25999 (expand_builtin_alloca): Likewise.
26000 (expand_builtin_bswap): Likewise.
26001 (expand_builtin_unop): Likewise.
26002 (expand_builtin_fputs): Likewise.
26003 (expand_builtin_expect): Likewise.
26004 (expand_builtin_fabs): Likewise.
26005 (expand_builtin_copysign): Likewise.
26006 (expand_builtin_printf): Likewise.
26007 (expand_builtin_fprintf): Likewise.
26008 (expand_builtin_sprintf): Likewise.
26009 (expand_builtin_init_trampoline): Likewise.
26010 (expand_builtin_signbit): Likewise.
26011 (expand_builtin_fork_or_exec): Likewise.
26012 (expand_builtin_sync_operation): Likewise.
26013 (expand_builtin_compare_and_swap): Likewise.
26014 (expand_builtin_lock_test_and_set): Likewise.
26015 (expand_builtin_lock_release): Likewise.
26016 (expand_builtin): Likewise.
26017 (builtin_mathfn_code): Likewise.
26019 (fold_builtin_constant_p): Pass call arguments individually instead
26020 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
26021 accessors and constructors. Return NULL_TREE instead of 0.
26022 (fold_builtin_expect): Likewise.
26023 (fold_builtin_classify_type): Likewise.
26024 (fold_builtin_strlen): Likewise.
26025 (fold_builtin_nan): Likewise.
26026 (integer_valued_real_p): Likewise.
26027 (fold_trunc_transparent_mathfn): Likewise.
26028 (fold_fixed_mathfn): Likewise.
26029 (fold_builtin_cabs): Likewise.
26030 (fold_builtin_sqrt): Likewise.
26031 (fold_builtin_cbrt): Likewise.
26032 (fold_builtin_cos): Likewise.
26033 (fold_builtin_cosh): Likewise.
26034 (fold_builtin_tan): Likewise.
26035 (fold_builtin_sincos): Likewise.
26036 (fold_builtin_cexp): Likewise.
26037 (fold_builtin_trunc): Likewise.
26038 (fold_builtin_floor): Likewise.
26039 (fold_builtin_ceil): Likewise.
26040 (fold_builtin_round): Likewise.
26041 (fold_builtin_int_roundingfn): Likewise.
26042 (fold_builtin_bitop): Likewise.
26043 (fold_builtin_bswap): Likewise.
26044 (fold_builtin_logarithm): Likewise.
26045 (fold_builtin_hypot): Likewise.
26046 (fold_builtin_pow): Likewise.
26047 (fold_builtin_powi): Likewise.
26048 (fold_builtin_exponent): Likewise.
26049 (fold_builtin_memset): Likewise.
26050 (fold_builtin_bzero): Likewise.
26051 (fold_builtin_memory_op): Likewise.
26052 (fold_builtin_bcopy): Deleted; call site changed to invoke
26053 fold_builtin_memory_op directly.
26054 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
26055 (fold_builtin_strncpy): Likewise.
26056 (fold_builtin_memcmp): Likewise.
26057 (fold_builtin_strcmp): Likewise.
26058 (fold_builtin_strncmp): Likewise.
26059 (fold_builtin_signbit): Likewise.
26060 (fold_builtin_copysign): Likewise.
26061 (fold_builtin_isascii): Likewise.
26062 (fold_builtin_toascii): Likewise.
26063 (fold_builtin_isdigit): Likewise.
26064 (fold_builtin_fabs): Likewise.
26065 (fold_builtin_abs): Likewise.
26066 (fold_builtin_fmin_fmax): Likewise.
26067 (fold_builtin_carg): Likewise.
26068 (fold_builtin_classify): Likewise.
26069 (fold_builtin_unordered_cmp): Likewise.
26071 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
26072 New functions split out from fold_builtin_1.
26073 (fold_builtin_n): New.
26074 (fold_builtin_varargs): New.
26075 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
26077 (fold_call_expr): New.
26078 (build_function_call_expr): Rewrite to use new helper function.
26079 (fold_builtin_call_list): New.
26080 (build_call_expr): New.
26081 (fold_builtin_call_valist): New.
26082 (rewrite_call_expr): New.
26083 (validate_arg): New.
26084 (validate_arglist): Change parameter to be entire CALL_EXPR instead
26085 of an arglist. Change return type to bool. Use new CALL_EXPR
26088 (fold_builtin_strstr): Pass call arguments individually instead
26089 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
26090 accessors and constructors. Return NULL_TREE instead of 0.
26091 (fold_builtin_strchr): Likewise.
26092 (fold_builtin_strrchr): Likewise.
26093 (fold_builtin_strpbrk): Likewise.
26094 (fold_builtin_strcat): Likewise.
26095 (fold_builtin_strncat): Likewise.
26096 (fold_builtin_strspn): Likewise.
26097 (fold_builtin_strcspn): Likewise.
26098 (fold_builtin_fputs): Likewise.
26099 (fold_builtin_next_arg): Likewise.
26100 (fold_builtin_sprintf): Likewise.
26102 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
26103 NULL_RTX instead of 0.
26104 (expand_builtin_memory_chk): Likewise.
26105 (maybe_emit_chk_warning): Likewise.
26106 (maybe_emit_sprintf_chk_warning): Likewise.
26108 (fold_builtin_object_size): Pass call arguments individually instead
26109 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
26110 accessors and constructors. Return NULL_TREE instead of 0.
26111 (fold_builtin_memory_chk): Likewise.
26112 (fold_builtin_stxcpy_chk): Likewise.
26113 (fold_builtin_strncpy_chk): Likewise.
26114 (fold_builtin_strcat_chk): Likewise.
26115 (fold_builtin_strcat_chk): Likewise.
26116 (fold_builtin_strncat_chk): Likewise.
26117 (fold_builtin_sprintf_chk): Likewise.
26118 (fold_builtin_snprintf_chk): Likewise.
26119 (fold_builtin_printf): Likewise.
26120 (fold_builtin_vprintf): Likewise.
26122 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
26124 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
26125 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
26126 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
26127 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
26128 (fold_unary): Likewise.
26129 (fold_binary): Likewise.
26130 (fold_ternary): Remove CALL_EXPR case, since they are no longer
26131 ternary expressions.
26132 (fold): Add logic for tcc_vl_exp.
26133 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
26134 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
26135 (fold_build3_stat): Add assertion to flag broken interface for
26136 constructing CALL_EXPRs.
26137 (fold_build_call_list): New.
26138 (fold_build_call_list_initializer): New.
26139 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
26141 (fold_strip_sign_ops): Likewise.
26143 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
26144 Brooks Moses <brooks.moses@codesourcery.com>
26145 Lee Millward <lee.millward@codesourcery.com>
26147 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
26148 accessors and dump arguments explicitly.
26150 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
26152 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
26154 (print_call_name): Use new CALL_EXPR accessors.
26156 * print-tree.c (print_node): Add case tcc_vl_exp. Print
26157 CALL_EXPR arguments explicitly instead of as a list. Use
26158 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
26160 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
26161 (vrp_visit_stmt): Likewise.
26163 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
26164 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
26166 (force_move_till_expr): Likewise.
26168 * targhooks.c (default_external_stack_protect_fail): Use
26169 build_call_expr instead of build_function_call_expr.
26170 (default_hidden_stack_protect_fail): Likewise.
26172 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
26175 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
26176 and walk arguments explicitly.
26178 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
26179 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
26180 (expand_simple_operations): Likewise.
26181 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
26183 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
26184 of TREE_CODE_LENGTH.
26185 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
26187 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
26188 instead of TREE_CODE_LENGTH.
26190 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
26191 (tree_ic_transform): Likewise.
26192 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
26193 parameter instead of arglist. Fix callers.
26194 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
26195 (tree_stringops_transform): Likewise.
26196 (tree_indirect_call_to_profile): Likewise.
26197 (tree_stringops_values_to_profile): Likewise.
26199 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
26200 (eliminate_tail_call): Likewise.
26202 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
26204 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
26205 Use TREE_OPERAND_LENGTH and generalize to handle any number of
26207 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
26209 * omp-low.c (build_omp_barrier): Use build_call_expr.
26210 (lower_rec_input_clauses): Likewise.
26211 (lower_reduction_clauses): Likewise.
26212 (expand_parallel_call): Likewise.
26213 (maybe_catch_exception): Likewise.
26214 (expand_omp_for_generic): Likewise.
26215 (expand_omp_for_static_nochunk): Likewise.
26216 (expand_omp_sections): Likewise.
26217 (lower_omp_single_simple): Likewise.
26218 (lower_omp_single_copy): Likewise.
26219 (lower_omp_master): Likewise.
26220 (lower_omp_ordered): Likewise.
26221 (lower_omp_critical): Likewise.
26223 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
26224 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
26226 * tree-gimple.c (is_gimple_call_addr): Fix doc.
26227 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
26228 TREE_CODE_LENGTH. Add tcc_vl_exp case.
26230 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
26231 and generalize to handle any number of operands.
26232 (chrec_contains_undetermined): Likewise.
26233 (tree_contains_chrecs): Likewise.
26234 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
26236 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
26238 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
26239 fold_call_expr instead of fold_builtin.
26240 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
26241 match declarations there.
26242 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
26245 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
26246 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
26248 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
26249 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
26251 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
26254 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
26255 (execute_cse_sincos): Use new CALL_EXPR accessors.
26257 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
26259 * gimple-low.c (lower_function_body): Use build_call_expr.
26260 (lower_builtin_setjmp): Likewise.
26262 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
26263 (set_storage_via_libcall): Likewise.
26264 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
26265 instead of TREE_CODE_LENGTH.
26266 (expand_expr_real_1): Use new CALL_EXPR accessors.
26268 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
26269 generalize to handle any number of operands.
26270 (TB_parent_eq): Likewise.
26272 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
26273 (strip_builtin_expect): Likewise.
26275 * function.c (gimplify_parameters): Use build_call_expr.
26277 * tree-vectorizer.c (vect_is_simple_reduction): Use
26278 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
26280 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
26281 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
26283 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
26286 * gimplify.c (build_stack_save_restore): Use build_call_expr.
26287 (gimplify_decl_expr): Likewise.
26288 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
26289 Use new CALL_EXPR iterators.
26290 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
26291 (gimplify_modify_expr_to_memset): Likewise.
26292 (gimplify_variable_sized_compare): Likewise.
26293 (gimplify_omp_atomic_fetch_op): Likewise.
26294 (gimplify_omp_atomic_pipeline): Likewise.
26295 (gimplify_omp_atomic_mutex): Likewise.
26296 (gimplify_function_tree): Likewise.
26298 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
26299 (call_expr_flags): Likewise.
26300 (expand_call): Likewise.
26302 * except.c (expand_builtin_eh_return_data_regno): Pass entire
26303 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
26306 * coverage.c (create_coverage): Use build_call_expr.
26308 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
26309 (temp_call_expr_obstack): New.
26310 (pool_copy_list): Delete.
26311 (temp_copy_call_expr): New.
26312 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
26313 CALL_EXPR accessors. Get rid of special goo for copying argument
26314 lists and use temp_copy_call_expr instead.
26315 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
26316 CALL_EXPR accessors.
26317 (create_expression_by_pieces): Likewise. Use build_call_array
26318 to construct the result instead of fold_build3.
26319 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
26320 dealing with argument lists.
26321 (init_pre): Remove references to expression_node_pool and
26322 list_node_pool. Init temp_call_expr_obstack instead.
26323 (fini_pre): Remove references to expression_node_pool and
26326 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
26327 and walk arguments explicitly instead of as a list.
26329 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
26330 (mx_register_decls): Likewise.
26331 (mudflap_register_call): Likewise.
26332 (mudflap_finish_file): Likewise.
26334 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
26335 (ipa_callsite_compute_param): Likewise.
26337 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
26338 accessors and constructor.
26340 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
26341 accessors and constructor.
26342 (convert_tramp_reference): Likewise.
26343 (convert_call_expr): Likewise.
26344 (finalize_nesting_tree_1): Likewise.
26346 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
26349 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
26351 * tree-inline.c (initialize_inlined_parameters): Pass entire
26352 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
26354 (estimate_num_insns_1): Use new CALL_EXPR accessors.
26355 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
26357 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
26358 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
26359 (vectorizable_reduction): Likewise.
26360 (vectorizable_call): Use new CALL_EXPR iterators.
26361 (vectorizable_conversion): Use build_call_expr.
26362 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
26363 (vect_gen_widened_results_half): Use build_call_expr.
26364 (vect_setup_realignment): Likewise.
26365 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
26367 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
26368 (pass_through_call): Likewise.
26369 (compute_object_sizes): Likewise. Use fold_call_expr instead of
26372 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
26373 (tree_gen_pow2_profiler): Likewise.
26374 (tree_gen_one_value_profiler): Likewise.
26375 (tree_gen_ic_func_profiler): Likewise.
26376 (tree_gen_average_profiler): Likewise.
26377 (tree_gen_ior_profiler): Likewise.
26379 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
26380 (find_func_aliases): Use new CALL_EXPR accessors. Add case
26381 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
26383 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
26384 of TREE_CODE_LENGTH.
26386 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
26387 of TREE_CODE_LENGTH.
26389 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
26391 (convert_to_integer): Likewise.
26393 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
26396 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
26397 Brooks Moses <brooks.moses@codesourcery.com>
26398 Lee Millward <lee.millward@codesourcery.com>
26400 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
26402 * config/frv/frv.c (frv_expand_builtin): Likewise.
26403 * config/s390/s390.c (s390_expand_builtin): Likewise.
26405 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
26406 (sparc_expand_builtin): Use new CALL_EXPR accessors.
26408 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
26409 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
26410 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
26411 (ix86_expand_store_builtin): Likewise.
26412 (ix86_expand_unop_builtin): Likewise.
26413 (ix86_expand_unop1_builtin): Likewise.
26414 (ix86_expand_sse_compare): Likewise.
26415 (ix86_expand_sse_comi): Likewise.
26416 (ix86_expand_vec_init_builtin): Likewise.
26417 (ix86_expand_vec_ext_builtin): Likewise.
26418 (ix86_expand_vec_set_builtin): Likewise.
26419 (ix86_expand_builtin): Use new CALL_EXPR accessors.
26421 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
26422 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
26424 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
26425 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
26426 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
26428 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
26430 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
26431 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
26432 arglist. Use new CALL_EXPR accessors. Fix callers.
26433 (altivec_expand_abs_builtin): Likewise.
26434 (rs6000_expand_binop_builtin): Likewise.
26435 (altivec_expand_predicate_builtin): Likewise.
26436 (altivec_expand_lv_builtin): Likewise.
26437 (spe_expand_stv_builtin): Likewise.
26438 (altivec_expand_stv_builtin): Likewise.
26439 (rs6000_expand_ternop_builtin): Likewise.
26440 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
26441 (altivec_expand_st_builtin): Likewise.
26442 (altivec_expand_dst_builtin): Likewise.
26443 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
26444 arglist. Use new CALL_EXPR accessors. Fix callers.
26445 (altivec_expand_vec_set_builtin): Likewise.
26446 (altivec_expand_vec_ext_builtin): Likewise.
26447 (altivec_expand_builtin): Use new CALL_EXPR accessors.
26448 (spe_expand_builtin): Likewise.
26449 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
26450 arglist. Use new CALL_EXPR accessors. Fix callers.
26451 (spe_expand_evsel_builtin): Likewise.
26452 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
26453 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
26455 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
26456 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
26457 (arm_expand_unop_builtin): Likewise.
26458 (arm_expand_builtin): Use new CALL_EXPR accessors.
26460 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
26463 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire
26464 CALL_EXPR instead of arglist. Use new CALL_EXPR accessors.
26466 (bfin_expand_unop_builtin): Likewise.
26467 (bfin_expand_builtin): Use new CALL_EXPR accessors.
26469 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
26470 Brooks Moses <brooks.moses@codesourcery.com>
26471 Lee Millward <lee.millward@codesourcery.com>
26473 * c-semantics.c (build_stmt): Add internal diagnostic check.
26475 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
26476 accessors. Print arguments explicitly instead of as a list.
26478 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
26480 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
26481 (c_finish_omp_flish): Likewise.
26483 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
26484 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
26485 instead of TREE_CODE_LENGTH.
26486 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
26487 (c_warn_unused_result): Likewise.
26489 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26492 * doc/invoke.texi (Warning Options): Remove
26493 -Werror-implicit-function-declaration.
26494 (Wimplicit-function-declaration): Update description.
26495 * opts.c (common_handle_option): Move handling of -Werror=* to...
26496 (enable_warning_as_error): ...here.
26497 * opts.h (enable_warning_as_error): Declare.
26498 * c-decl.c (implicit_decl_warning): Unless
26499 -Wno-implicit-function-declaration is given, emit a pedwarn if
26500 -std=c99 or emit a warning if -Wimplicit-function-declaration.
26501 * c.opt (Wimplicit-function-declaration): Replace
26502 mesg_implicit_function_declaration with
26503 warn_implicit_function_declaration.
26504 * c-opts.c (c_common_handle_option):
26505 -Werror-implicit-function-declaration is exactly equal as
26506 -Werror=implicit-function-declaration.
26507 (set_Wimplicit): Replace mesg_implicit_function_declaration with
26508 warn_implicit_function_declaration.
26509 (c_common_post_options): -Wimplict-function-declaration is enabled
26510 by default by -std=c99, otherwise is disabled by default.
26511 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
26513 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
26515 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
26516 DECL on the rhs to a DECL on the lhs for debug info purposes if the
26517 former is ignored but not the latter.
26519 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
26521 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
26522 is made and the reference doesn't use the alias set of its type,
26523 do not create the temporary using that type.
26525 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
26527 * jump.c: Remove prototypes for delete_computation and
26528 delete_prior_computation.
26530 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
26532 * jump.c (get_label_after): Delete.
26533 (get_label_before, delete_computation, delete_jump,
26534 delete_prior_computation, follow_jumps): Move...
26535 * reorg.c (delete_computation, delete_prior_computation): ... here...
26536 (get_label_before, delete_jump): ... making these static ...
26537 (follow_jumps): ... and simplifying this since it only runs after
26539 * rtl.h (get_label_after, get_label_before, delete_jump,
26540 follow_jumps): Delete prototypes.
26542 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
26544 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
26546 2007-02-15 Nick Clifton <nickc@redhat.com>
26548 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
26549 order to prevent it from being munged by the target.
26551 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
26553 * config/i386/i386.md: Remove misleading comment.
26555 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
26557 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
26558 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
26561 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
26563 * tree-sra.c (instantiate_missing_elements): Canonicalize
26565 (sra_build_assignment): New.
26566 (generate_copy_inout, generate_element_copy,
26567 generate_element_zero, generate_one_element_init): Use it.
26569 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
26571 * tree-sra.c (instantiate_missing_elements): Canonicalize
26573 (sra_build_assignment): New.
26574 (generate_copy_inout, generate_element_copy,
26575 generate_element_zero, generate_one_element_init): Use it.
26577 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
26579 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
26582 2007-02-14 Joseph Myers <joseph@codesourcery.com>
26584 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
26585 types as aggregates not scalars.
26586 * function.c (assign_stack_temp_for_type): Likewise.
26588 2007-02-14 Roger Sayle <roger@eyesopen.com>
26589 Zdenek Dvorak <dvorakz@suse.cz>
26591 * tree-dump.c (dump_switch_p_1): Require exact match of the option
26594 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
26596 * passes.c (next_pass_1): Clear the next field of the copied
26599 2007-02-14 Richard Henderson <rth@redhat.com>
26601 * tree-sra.c (early_sra): New.
26602 (decl_can_be_decomposed_p): Deny va_list if early_sra.
26603 (tree_sra_early, pass_sra_early): New.
26604 * tree-pass.h (pass_sra_early): Declare.
26605 * passes.c (init_optimization_passes): Use it.
26607 2007-02-14 Richard Guenther <rguenther@suse.de>
26609 * flags.h (issue_strict_overflow_warning): Convert to a macro.
26611 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
26613 PR tree-optimization/30771
26614 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
26616 (vect_analyze_operations): Induction phis can now be marked as
26618 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
26619 Update documentation accordingly.
26621 2007-02-14 Nick Clifton <nickc@redhat.com>
26623 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
26624 most 3 arguments are supported.
26625 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
26627 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
26629 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
26630 Ensure dst->current is valid.
26632 2007-02-13 Paul Brook <paul@codesourcery.com>
26634 * config.gcc: Add arm*-*-uclinux-*eabi.
26635 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
26636 (SUBTARGET_EXTRA_LINK_SPEC): Define.
26637 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
26638 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
26639 (LINK_SPEC): Define.
26640 (LIB_SPEC): Define.
26641 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
26643 * config/arm/uclinux-eabi.h: New file.
26644 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
26645 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
26648 2007-02-13 Ian Lance Taylor <iant@google.com>
26650 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
26651 * flags.h (warn_strict_overflow): Declare.
26652 (enum warn_strict_overflow_code): Define.
26653 (issue_strict_overflow_warning): New static inline function.
26654 * opts.c (warn_strict_overflow): New variable.
26655 (common_handle_option): Handle OPT_Wstrict_overflow and
26656 OPT_Wstrict_overflow_.
26657 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
26659 * fold-const.c: Include intl.h.
26660 (fold_deferring_overflow_warnings): New static variable.
26661 (fold_deferred_overflow_warning): New static variable.
26662 (fold_deferred_overflow_code): New static variable.
26663 (fold_defer_overflow_warnings): New function.
26664 (fold_undefer_overflow_warnings): New function.
26665 (fold_undefer_and_ignore_overflow_warnings): New function.
26666 (fold_deferring_overflow_warnings_p): New function.
26667 (fold_overflow_warning): New static function.
26668 (make_range): Add strict_overflow_p parameter. Change all
26670 (extract_muldiv, extract_muldiv_1): Likewise.
26671 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
26672 tree_expr_nonnegative_p.
26673 (fold_negate_expr): Call fold_overflow_warning.
26674 (fold_range_test): Likewise.
26675 (fold_comparison): Likewise.
26676 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
26677 instead of tree_expr_nonnegative_p.
26678 (tree_expr_nonnegative_warnv_p): Rename from
26679 tree_expr_nonnegative_p, add strict_overflow_p parameter.
26680 (tree_expr_nonnegative_p): New function.
26681 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
26682 strict_overflow_p parameter.
26683 (tree_expr_nonzero_p): New function.
26684 * passes.c (verify_interpass_invariants): New static function.
26685 (execute_one_pass): Call it.
26686 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
26688 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
26689 (estimate_numbers_of_iterations): Likewise.
26690 (scev_probably_wraps_p): Likewise.
26691 * tree-ssa-ccp.c: Include "toplev.h".
26692 (evaluate_stmt): Defer fold overflow warnings until we know we are
26694 (struct fold_stmt_r_data): Add stmt field.
26695 (fold_stmt_r): Defer fold overflow warnings until we know we
26697 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
26698 (fold_stmt_inplace): Likewise.
26699 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
26700 (cleanup_control_expr_graph): Defer fold overflow warnings until
26701 we know we are going to optimize.
26702 * tree-cfg.c (fold_cond_expr_cond): Likewise.
26703 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
26705 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
26706 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
26707 * tree-ssa-loop-manip.c (create_iv): Likewise.
26708 * c-typeck.c (build_conditional_expr): Likewise.
26709 (build_binary_op): Likewise.
26710 * tree-vrp.c (vrp_expr_computes_nonzero): Call
26711 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
26712 (extract_range_from_unary_expr): Likewise.
26713 * simplify-rtx.c (simplify_const_relational_operation): Warn when
26714 assuming that signed overflow does not occur.
26715 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
26716 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
26717 (fold_defer_overflow_warnings): Declare.
26718 (fold_undefer_overflow_warnings): Declare.
26719 (fold_undefer_and_ignore_overflow_warnings): Declare.
26720 (fold_deferring_overflow_warnings_p): Declare.
26721 (tree_expr_nonzero_warnv_p): Declare.
26722 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
26723 of warning options.
26724 (Warning Options): Document -Wstrict-overflow.
26725 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
26726 (tree-ssa-ccp.o): Likewise.
26727 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
26728 (fold-const.o): Depend on intl.h.
26730 2007-02-13 Ian Lance Taylor <iant@google.com>
26732 PR middle-end/30751
26733 * lower-subreg.c (resolve_simple_move): Decompose subregs in
26736 2007-02-13 Stuart Hastings <stuart@apple.com>
26738 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
26740 2007-02-13 Richard Henderson <rth@redhat.com>
26742 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
26743 handled_component_p before looking for the indirect_ref.
26745 2007-02-13 Richard Henderson <rth@redhat.com>
26747 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
26748 remove flags clobber.
26749 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
26750 (bswaphi_lowpart): New.
26751 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
26752 remove TARGET_BSWAP test. Delete expander of the same name.
26754 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
26755 (expand_unop): Use them.
26757 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
26759 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
26760 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
26761 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
26762 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
26763 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
26764 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
26765 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
26766 assembler dialect choice from asm templates.
26768 2007-02-12 Richard Henderson <rth@redhat.com>
26770 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
26771 (fixuns_trunc<SSEMODEF>si2): Use it.
26772 * config/i386/sse.md (vec_setv4sf_0): Export.
26773 * config/i386/i386.c (ix86_build_const_vector): Export.
26774 (ix86_split_convert_uns_si_sse): Rename from
26775 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
26776 * config/i386/i386-protos.h: Update.
26778 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26781 * c-typeck.c (c_finish_return): Improve warning message.
26783 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26785 * alias.c (find_symbolic_term): Delete unused function.
26787 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
26789 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
26790 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
26791 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
26793 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
26795 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
26796 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
26797 the function, temporarily point the debug interface to the null one.
26799 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
26801 * dwarf2out.c (round_up_to_align): New static function.
26802 (field_byte_offset): Use it to round the offset.
26804 2007-02-12 Richard Henderson <rth@redhat.com>
26806 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
26807 (inswl_const): Export.
26809 2007-02-12 Richard Henderson <rth@redhat.com>
26811 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
26812 result mode of the libcall, convert back to outmode.
26814 2007-02-12 Roger Sayle <roger@eyesopen.com>
26816 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
26817 (bswapdi2): New define_expand to implement 32-bit implementation.
26819 2007-02-12 Nick Clifton <nickc@redhat.com>
26821 * doc/invoke.texi (Overall Options): Document --help=.
26822 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
26823 (cc1_options): Pass --help= on to cc1.
26824 (display_help): Add description of --help=.
26825 (process_command): Add code to handle --help=. Allow translated
26826 --help and --target-help switches to be passed on to compiler
26828 (main): Remove unused if statement.
26829 * opts.c (columns): Remove.
26830 (LEFT_COLUMN): Define.
26831 (wrap_help): Add columns argument.
26832 (print_filtered_help): Change parameters to be an include bitmask,
26833 an exclude bitmask, an any bitmask and the column width. Move the
26834 code to display the params list here. Add code to display the
26835 status of options rather than their descriptions if the quiet flag
26837 (print_specific_help): Change parameters to be an include bitmask,
26838 an exclude bitmask and an any bitmask. Move code to look up the
26839 column width here. Decide upon the title for an options listing.
26840 (common_handle_options): Add code to handle --help=. Adapt code
26841 for --help and --target-help to use the revised form of the
26842 print_specific_help function.
26843 (print_help): Delete.
26844 (print_param_help): Delete.
26845 (print_switch): Delete.
26846 * opts.h (cl_lang_count): Add prototype.
26847 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
26848 CL_MAX_OPTION_CLASS): New defines.
26849 * optc-gen.awk: Add construction of cl_lang_count.
26850 * c.opt: Add Warning attribute to warning options and Optimization
26851 attribute to optimization options.
26852 * common.opt: Likewise.
26854 Add -fhelp and -ftarget-help as aliases for the transformed --help
26855 and --target-help options.
26856 * opt-functions.awk: Add code to handle Warning and Optimization
26859 2007-02-12 Richard Henderson <rth@redhat.com>
26861 * config/alpha/constraints.md: New file.
26862 * config/alpha/alpha.c: Include tm-constrs.h.
26863 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
26864 alpha_extra_constraint): Remove.
26865 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
26866 * config/alpha/alpha-protos.h: Update.
26867 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
26868 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
26869 (EXTRA_CONSTRAINT): Remove.
26870 * config/alpha/alpha.md: Include constraints.md.
26871 (adddi splitter): Use satisfies_constraint_*.
26872 * config/alpha/predicates.md (add_operand): Likewise.
26873 (sext_add_operand, addition_operation): Likewise.
26875 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
26877 PR tree-optimization/29145
26878 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
26879 in our handling of restrict qualified pointers.
26881 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26884 * doc/invoke.texi (Wunused-value): Update description.
26885 (Wextra): Delete item.
26886 * opts.c (set_Wextra): Don't use the value of Wextra to set the
26887 value of Wunused-value.
26888 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
26889 (c_finish_stmt_expr): Don't check extra_warnings.
26890 (emit_side_effect_warnings): The caller is responsible to check
26893 2007-02-11 Roger Sayle <roger@eyesopen.com>
26894 Matt Thomas <matt@3am-software.com>
26896 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
26898 2007-02-11 Roger Sayle <roger@eyesopen.com>
26900 * simplify-rtx.c (simplify_relational_operation_1): Optimize
26901 comparisons of POPCOUNT against zero.
26902 (simplify_const_relational_operation): Likewise.
26904 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26906 * doc/invoke.texi (Wextra): Delete outdated paragraph.
26908 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26910 * dwarf2out.c (root_type): Delete unused function.
26912 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26914 * genattrtab.c (contained_in_p): Delete unused function.
26915 (write_expr_attr_cache): Likewise.
26917 2007-02-11 Jan Hubicka <jh@suse.cz>
26919 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
26922 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
26924 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
26925 to add the REG_EQ* note.
26926 * see.c (see_merge_one_use_extension): Likewise.
26927 * local-alloc.c (update_equiv_regs): Likewise. Also don't
26928 turn REG_EQUAL notes into REG_EQUIV notes if the target
26929 register may have more than one set.
26930 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
26931 * gcse.c (try_replace_reg): Likewise.
26932 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
26933 * calls.c (fixup_tail_calls): Likewise. Abort if there is
26934 more than one REG_EQUIV note.
26935 * reload1.c (gen_reload): Use set_unique_reg_note.
26937 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
26939 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
26940 (ix86_builtin_conversion): New function.
26942 2007-02-06 Mark Mitchell <mark@codesourcery.com>
26945 * tree.h (DECL_REPLACEABLE_P): New macro.
26946 * except.c (set_nothrow_function_flags): Likewise.
26948 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
26949 Ira Rosen <irar@il.ibm.com>
26950 Dorit Nuzman <dorit@il.ibm.com>
26952 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
26953 * targhooks.c (default_builtin_vectorized_conversion): New.
26954 * targhooks.h (default_builtin_vectorized_function): New declaration.
26955 * target.h (struct vectorize): Add builtin_conversion field.
26956 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
26957 stmt_vec_info_type value.
26958 (vectorizable_conversion): New declaration.
26959 * tree-vect-analyze.c (vect_analyze_operations): Add
26960 vectorizable_conversion call.
26961 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
26962 * tree-vect-transform.c (vectorizable_conversion): New function.
26963 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
26964 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
26966 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
26967 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
26968 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
26969 or ALTIVEC_BUILTIN_VCFSX.
26971 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26974 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
26975 CONST_DOUBLE and operand 0 is a hard register.
26976 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
26977 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
26978 is a hard floating-point register.
26980 2007-02-10 Richard Henderson <rth@redhat.com>
26981 Jakub Jelinek <jakub@redhat.com>
26982 Alexandre Oliva <aoliva@redhat.com>
26984 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
26985 * builtin-types.def (BT_WORD): Make unsigned.
26986 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
26987 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
26988 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
26989 * c-decl.c (grokdeclarator): Don't error if !have_tls.
26990 * c-parser.c (c_parser_omp_threadprivate): Likewise.
26991 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
26993 * expr.c (emutls_var_address): New.
26994 (expand_expr_real_1): Expand emulated tls.
26995 (expand_expr_addr_expr_1): Likewise.
26996 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
26997 * output.h (emutls_finish): Declare.
26998 * toplev.c (compile_file): Call it.
26999 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
27000 address before wrapping in CONST.
27001 * varasm.c (emutls_htab, emutls_object_type): New.
27002 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
27003 (get_emutls_object_name, get_emutls_object_type): New.
27004 (get_emutls_init_templ_addr, emutls_decl): New.
27005 (emutls_common_1, emutls_finish): New.
27006 (assemble_variable): When emulating tls, swap decls; generate
27007 constructor for the emutls objects.
27008 (do_assemble_alias): When emulating tls, swap decl and target name.
27009 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
27011 * varpool.c (decide_is_variable_needed): Look at force_output.
27012 Recurse for emulated tls.
27013 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
27014 with decide_is_variable_needed.
27015 * emutls.c: New file.
27016 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
27017 tls_object for real tls.
27019 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
27021 PR rtl-optimization/29599
27022 * reload1.c (eliminate_regs_in_insn): Take the destination
27023 mode into account when computing the offset.
27025 2007-02-09 Stuart Hastings <stuart@apple.com>
27026 Richard Henderson <rth@redhat.com>
27028 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
27029 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
27030 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
27031 fixuns_truncdfhi2): New.
27032 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
27033 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
27034 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
27035 (floatunssidf2): Allow nonimmediate source.
27036 * config/i386/sse.md (movdi_to_sse): New.
27037 (vec_concatv2di): Drop '*'.
27038 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
27039 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
27040 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
27042 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
27043 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
27044 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
27045 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
27046 (ix86_build_signbit_mask): Fix decl of v, refactor to call
27047 ix86_build_const_vector.
27048 (x86_emit_floatuns): Rewrite.
27050 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27052 * genautomata.c (longest_path_length): Delete unused function.
27053 (struct state): Delete unused longest_path_length.
27054 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
27055 (get_free_state): Delete unused.
27057 2007-02-09 Jan Hubicka <jh@suse.cz>
27059 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
27060 * doc/invoke.texi (inline-unit-growth): Update default value.
27062 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
27063 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
27064 (rebuild_cgraph_edges): Likewise.
27065 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
27066 (dump_cgraph_node): Dump frequencies.
27067 (cgraph_clone_edge): Add frequency scales.
27068 (cgraph_clone_node): Add freuqnecy.
27069 * cgraph.h (cgraph_edge): Add freuqnecy argument.
27070 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
27071 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
27072 * tree-pass.h (TODO_rebuild_frequencies): New constant.
27073 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
27074 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
27075 (save_inline_function_body): Likewise.
27076 * ipa-inline.c: inluce rtl.h
27077 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
27078 (cgraph_edge_badness): Use frequencies.
27079 (cgraph_decide_recursive_inlining): Update clonning.
27080 (cgraph_decide_inlining_of_small_function): Dump frequency.
27081 * predict.c (estimate_bb_frequencies): Export.
27082 * predict.h (estimate_bb_frequencies): Declare.
27083 * tree-inline.c (copy_bb): Watch overflows.
27084 (expand_call_inline): Update call of cgraph_create_edge.
27085 (optimize_inline_calls): Use TODO flags to update frequnecies.
27086 * passes.h: Include predict.h
27087 (init_optimization_passes): Move profile ahead.
27088 (execute_function_todo): Handle TODO_rebuild_frequencies.
27090 2007-02-09 Roger Sayle <roger@eyesopen.com>
27092 * config/alpha/alpha.c (emit_insxl): Force the first operand of
27093 the insbl or inswl pattern into a register.
27095 2007-02-09 Roger Sayle <roger@eyesopen.com>
27097 * config/ia64/ia64.md (bswapdi2): New define_insn.
27099 2007-02-09 Richard Henderson <rth@redhat.com>
27101 * config/i386/constraints.md (Ym): New constraint.
27102 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
27103 (movdi_1_rex64): Split sse and xmm general register moves from
27104 memory move alternatives. Use conditional register constraints.
27105 (movsf_1, movdf_integer): Likewise.
27106 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
27107 (movdf_integer_rex64): New.
27108 (pushsf_rex64): Fix output constraints.
27109 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
27110 (sse2_stored): Likewise.
27111 (sse2_storeq_rex64): New.
27112 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
27113 amd and not generic.
27114 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
27115 for optimize_size. Remove SF/DFmode hack.
27117 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
27119 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
27122 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
27123 Richard Sandiford <richard@codesourcery.com>
27125 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
27126 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
27127 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
27128 m68k/t-mlib to tmake_file.
27129 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
27130 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
27131 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
27132 Allow it to be cf or m68k. Set m68k_arch_family. If that
27133 variable is not empty, add t-$m68k_arch_family to tmake_file.
27134 Add t-mlibs to tmake_file.
27135 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
27136 * config/m68k/t-cf: New file.
27137 * config/m68k/t-m68k: Likewise.
27138 * config/m68k/t-mlibs: Likewise.
27139 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
27140 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
27141 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
27142 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
27143 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
27145 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
27146 (INSTALL_LIBGCC): Delete.
27147 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
27148 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
27149 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
27150 (M68K_MLIB_CPU): Define.
27151 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
27152 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
27153 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
27155 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
27156 Richard Guenther <rguenther@suse.de>
27158 PR middle-end/23361
27159 * fold-const.c (fold_comparison): Handle obfuscated comparisons
27160 against INT_MIN/INT_MAX.
27161 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
27162 file if a loop is removed.
27164 2007-02-09 Joseph Myers <joseph@codesourcery.com>
27166 * calls.c (store_one_arg): Pass correct alignment to
27167 emit_push_insn for non-BLKmode values.
27168 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
27169 unaligned stack slot via a suitably aligned slot.
27171 2007-02-08 DJ Delorie <dj@redhat.com>
27173 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
27175 (legal_subregs): Use unsigned char, make const.
27176 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
27178 2007-02-08 Paul Brook <paul@codesourcery.com>
27180 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
27181 special interworking needed.
27183 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
27185 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
27186 conditional to __SSE2__.
27187 (Entries below should have been added to first ChangeLog
27188 entry for amdfam10 dated 2007-02-05)
27189 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
27191 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
27193 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
27196 2007-02-08 DJ Delorie <dj@redhat.com>
27198 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
27199 * config/m32c/m32c.c (legal_subregs): New.
27200 (m32c_illegal_subreg_p): New.
27201 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
27202 unsupported subregs of hard regs.
27204 2007-02-08 Jan Hubicka <jh@suse.cz>
27206 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
27207 the same one; always update histograms.
27209 2007-02-08 Diego Novillo <dnovillo@redhat.com>
27211 * passes.c (init_optimization_passes): Tidy comment.
27213 2007-02-08 Roger Sayle <roger@eyesopen.com>
27215 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
27216 strip zero_extend, bswap and rotates from POCOUNT's argument.
27217 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
27218 zero_extend and rotates from PARITY's argument.
27219 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
27220 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
27221 of an integer constant at compile-time.
27223 2007-02-08 Diego Novillo <dnovillo@redhat.com>
27226 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
27228 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
27231 * tree-ssa-live.c (remove_unused_locals): Do not remove
27232 TREE_ADDRESSABLE variables.
27233 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
27234 * tree-ssa-operands.c (add_virtual_operand): Remove argument
27235 FOR_CLOBBER. Update all users.
27236 If VAR has an associated alias set, add a virtual operand for
27237 it if no alias is found to conflict with the memory reference.
27239 2007-02-07 Jan Hubicka <jh@suse.cz>
27240 Robert Kidd <rkidd@crhc.uiuc.edu>
27242 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
27244 2007-02-07 Ian Lance Taylor <iant@google.com>
27246 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
27248 2007-02-07 Roger Sayle <roger@eyesopen.com>
27250 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
27251 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
27252 tablejumpdi, movsi_to_cr_one): Remove constraints from
27253 define_expand's match_operands.
27255 2007-02-07 Roger Sayle <roger@eyesopen.com>
27257 * global.c (compute_regsets): Move declatation of "i" inside of
27258 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
27260 2007-02-07 Jakub Jelinek <jakub@redhat.com>
27263 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
27264 of INDIRECT_REF <RESULT_DECL>.
27266 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
27268 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
27269 Kaz Kojima <kkojima@gcc.gnu.org>
27272 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
27274 (sh_initialize_trampoline): Add parentheses to avoid a warning.
27276 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
27278 * doc/loop.texi: Document possibility not to perform disambiguation
27279 of loops with multiple latches.
27280 * cfgloopmanip.c (alp_enum_p): Removed.
27281 (add_loop): Handle subloops. Use get_loop_body_with_size.
27282 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
27283 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
27284 the new forwarder block.
27285 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
27286 Handle the case latch is NULL.
27287 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg
27288 modifications when marking loop exits.
27289 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
27291 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
27292 disambiguate_loops_with_multiple_latches.
27293 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
27294 before fix_loop_structure.
27295 * cfgloop.c: Include pointer-set.h and output.h.
27296 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
27297 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
27298 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
27299 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
27300 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
27301 disambiguate_multiple_latches, get_loop_body_with_size,
27302 disambiguate_loops_with_multiple_latches): New functions.
27303 (flow_loop_dump): Dump multiple latch edges.
27304 (flow_loop_nodes_find): Handle loops with multiple latches.
27305 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
27306 (glb_enum_p): Modified.
27307 (get_loop_body): Use get_loop_body_with_size.
27308 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
27309 (AVOID_CFG_MODIFICATIONS): New constant.
27310 (disambiguate_loops_with_multiple_latches, add_loop,
27311 get_loop_body_with_size): Declare.
27312 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
27314 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
27316 PR inline-asm/28686
27317 * global.c (compute_regsets): New function.
27318 (global_alloc): Refactored ELIMINABLE_REGSET
27319 and NO_GLOBAL_ALLOC_REGS computation out.
27320 (rest_of_handle_global_alloc): Call compute_regsets()
27321 for non-optimizing case.
27323 2007-02-06 Richard Henderson <rth@redhat.com>
27325 * config/i386/constraints.md (Y2): Rename from Y.
27326 (Yi): New constraint.
27327 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
27328 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
27329 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
27330 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
27331 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
27332 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
27333 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
27334 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
27335 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
27336 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
27337 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
27338 vec_extractv2si_1): Change Y constraints to Y2.
27339 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
27340 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
27341 Change Y constraints to Y2.
27342 (sse2_loadld): Change Y constraints to x.
27344 2007-02-06 Roger Sayle <roger@eyesopen.com>
27346 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
27347 (parity<mode>2): New define_expand using rs6000_emit_parity.
27348 * config/rs6000/rs6000.c (rs6000_emit_popcount,
27349 rs6000_emit_parity): New functions.
27350 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
27351 rs6000_emit_parity): Prototype here.
27353 2007-02-06 Ian Lance Taylor <iant@google.com>
27355 * lower-subreg.c (simple_move_operand): Reject CONST.
27356 (resolve_clobber): Call validate_change rather than directly
27357 assigning to XEXP (pat, 0).
27359 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
27361 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
27362 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
27363 (tree-cfg.o): Remove hashtab.h dependency.
27365 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
27366 (struct ivopts_data): Change niters to pointer_map_t.
27367 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
27368 (niter_for_exit): Create pointer_map on demand. Change for
27370 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
27371 (free_loop_data): Destroy data->niters if created and reset field.
27372 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
27373 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
27375 * tree-ssa-reassoc.c: Include pointer-set.h.
27376 (bb_rank): Change to long *.
27377 (operand_rank): Change to pointer_map_t.
27378 (find_operand_rank): Return long, -1 if not found. Declare as inline.
27379 (insert_operand_rank): Accept long.
27380 (operand_entry_hash, operand_entry_eq): Remove.
27381 (get_rank): Return long. Adjust for changes above.
27382 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
27384 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
27386 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
27387 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
27388 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
27390 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
27391 directly since it cannot be NULL.
27392 (get_vi_for_tree): Rewrite for pointer_map API.
27393 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
27394 (init_alias_vars): Create vi_for_tree as pointer_map.
27395 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
27397 * tree-cfg.c: Don't include hashtab.h.
27398 (edge_to_cases): Declare as pointer_map.
27399 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
27401 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
27402 (start_recording_case_labels): Create edge_to_cases as pointer_map.
27403 (end_recoding_case_labels): Cleanup edge_to_cases manually before
27405 (record_switch_edge): Delete.
27406 (get_cases_for_edge): Adjust for pointer_map API, inline
27407 record_switch_edge (rewritten for new API), remove goto.
27409 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
27411 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
27412 * tree-nested.c: Include pointer-set.h.
27413 (var_map_elt, var_map_eq, var_map_hash): Delete.
27414 (struct nesting_info): Remove GTY marker. Change the two htab_t's
27415 to pointer_map_t's.
27416 (nesting_info_bitmap_obstack): New.
27417 (lookup_field_for_decl): Adjust for pointer_map API.
27418 (lookup_tramp_for_decl): Adjust for pointer_map API.
27419 (get_nonlocal_debug_decl): Adjust for pointer_map API.
27420 (get_local_debug_decl): Adjust for pointer_map API.
27421 (convert_nl_goto_reference): Adjust for pointer_map API.
27422 (convert_nl_goto_receiver): Adjust for pointer_map API.
27423 (create_nesting_tree): Create outside GGC space. Create bitmap on
27424 the new obstack. Create field_map and var_map as pointer_maps.
27425 (free_nesting_tree): Adjust for changes to create_nesting_tree.
27427 (lower_nested_functions): Move root here, no need to NULL it.
27428 Initialize and release the obstack.
27430 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
27432 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
27433 Remove prototypes and make them non-static.
27434 (struct tree_int_map): Remove.
27435 * tree.h (struct tree_int_map): Move here, turning TO into an
27437 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
27439 * tree.h (TREE_COMPLEXITY): Remove.
27440 (struct tree_exp): Remove complexity field.
27441 * tree.c (build1_stat): Don't set it.
27443 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
27444 Victor Kaplansky <victork@il.ibm.com>
27446 * tree-vectorizer.c (vect_is_simple_use): Support induction.
27447 (vect_is_simple_reduction): Support reduction with induction as
27448 one of the operands.
27449 (vect_is_simple_iv_evolution): Fix formatting.
27450 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
27451 formatting. Don't mark induction phis for vectorization.
27452 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
27453 * tree-vect-transform.c (get_initial_def_for_induction): New function.
27454 (vect_get_vec_def_for_operand): Support induction.
27455 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
27457 (vectorizable_reduction): Support reduction with induction as one of
27459 (vectorizable_type_demotion): Use def-type of stmt argument rather
27460 than dummy def-type.
27462 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
27463 flag_tree_scev_cprop.
27464 * common.opt (tree-scev-cprop): New flag.
27466 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
27467 call to vect_get_new_vect_var.
27469 2007-02-06 Ira Rosen <irar@il.ibm.com>
27471 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
27472 vectype is not NULL.
27473 (vect_pattern_recog_1): Likewise.
27475 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27477 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
27478 (fold_negate_expr): Likewise.
27480 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
27483 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
27484 even if cv-qualification is the same.
27486 2007-02-05 Geoffrey Keating <geoffk@apple.com>
27488 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
27489 __enable_execute_stack on completion.
27491 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
27493 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
27494 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
27495 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
27496 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
27497 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
27498 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
27499 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
27500 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
27502 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
27504 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
27505 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
27506 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
27507 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
27508 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
27509 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
27510 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
27511 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
27512 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
27513 umuldi3_highpart_rex64, umulsi3_highpart_insn,
27514 umulsi3_highpart_zext, smuldi3_highpart_rex64,
27515 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
27516 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
27517 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
27518 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
27519 sqrtextenddfxf2_i387): Added amdfam10_decode.
27521 * config/i386/athlon.md (athlon_idirect_amdfam10,
27522 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
27523 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
27524 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
27525 athlon_ivector_store_amdfam10): New define_insn_reservation.
27526 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
27529 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
27531 * config/i386/athlon.md (athlon_call_amdfam10,
27532 athlon_pop_amdfam10, athlon_lea_amdfam10): New
27533 define_insn_reservation.
27534 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
27535 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
27536 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
27538 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
27540 * config/i386/athlon.md (athlon_sseld_amdfam10,
27541 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
27542 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
27544 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
27546 * config/i386/athlon.md (athlon_sseins_amdfam10): New
27547 define_insn_reservation.
27548 * config/i386/i386.md (sseins): Added sseins to define_attr type
27549 and define_attr unit.
27550 * config/i386/sse.md: Set type attribute to sseins for insertq
27553 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
27555 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
27556 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
27557 ssecomi_load_amdfam10, ssecomi_amdfam10,
27558 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
27559 define_insn_reservation.
27560 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
27562 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
27564 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
27565 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
27566 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
27567 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
27568 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
27569 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
27570 define_insn_reservation.
27572 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
27573 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
27574 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
27575 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
27576 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
27578 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
27580 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
27581 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
27582 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
27583 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
27584 athlon_ssemul_load_k8): Added amdfam10.
27586 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
27588 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
27589 (x86_sse_unaligned_move_optimal): New variable.
27591 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
27593 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
27594 for unaligned vector SSE double/single precision loads for AMDFAM10.
27596 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
27598 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
27599 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
27600 Define TARGET_CPU_DEFAULT_amdfam10.
27601 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
27602 (processor_type): Add PROCESSOR_AMDFAM10.
27604 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
27605 processor_type in config/i386/i386.h.
27606 Enable imul peepholes for TARGET_AMDFAM10.
27608 * config.gcc: Add support for --with-cpu option for amdfam10.
27610 * config/i386/i386.c (amdfam10_cost): New variable.
27611 (m_AMDFAM10): New macro.
27612 (m_ATHLON_K8_AMDFAM10): New macro.
27613 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
27614 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
27615 x86_promote_QImode, x86_integer_DFmode_moves,
27616 x86_partial_reg_dependency, x86_memory_mismatch_stall,
27617 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
27618 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
27619 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
27620 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
27621 Enable/disable for amdfam10.
27622 (override_options): Add amdfam10_cost to processor_target_table.
27623 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
27624 processor_alias_table.
27625 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
27626 (ix86_adjust_cost): Add code for amdfam10.
27628 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
27630 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
27631 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
27632 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
27633 * config/i386/i386.h: Add builtin definition for SSE4A.
27634 * config/i386/i386.md: Add support for ABM instructions
27635 (popcnt and lzcnt).
27636 * config/i386/sse.md: Add support for SSE4A instructions
27637 (movntss, movntsd, extrq, insertq).
27638 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
27639 Add -march=amdfam10 flag.
27640 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
27641 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
27643 * doc/extend.texi: Add documentation for SSE4A builtins.
27645 2007-02-05 Bob Wilson <bob.wilson@acm.org>
27647 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
27649 2007-02-05 Richard Guenther <rguenther@suse.de>
27651 * tree-vectorizer.h (vectorizable_function): Add argument type
27652 argument, change return type.
27653 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
27654 * tree-vect-transform.c (vectorizable_function): Handle extra
27655 argument, return vectorized function decl.
27656 (build_vectorized_function_call): Remove.
27657 (vectorizable_call): Handle calls with result and argument types
27658 differing. Handle loop vectorization factor correctly.
27659 * targhooks.c (default_builtin_vectorized_function): Adjust for
27661 * targhooks.h (default_builtin_vectorized_function): Likewise.
27662 * target.h (builtin_vectorized_function): Add argument type
27664 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
27665 extra argument, allow vectorizing of lrintf.
27666 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
27667 documentation of target hook.
27669 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
27672 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
27673 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
27674 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
27676 2007-02-05 Roger Sayle <roger@eyesopen.com>
27678 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
27679 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
27680 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
27681 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
27682 before canonicalizing sincos to cexpi.
27683 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
27685 2007-02-05 Roger Sayle <roger@eyesopen.com>
27687 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
27688 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
27689 (alpha_init_builtins): Use alpha_add_builtins to process tables.
27691 2007-02-05 Roger Sayle <roger@eyesopen.com>
27693 * mips-tfile.c (initialize_init_file): Correct endianness test.
27695 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
27697 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
27698 the 'y' constraint.
27700 2007-02-05 Richard Sandiford <richard@codesourcery.com>
27702 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
27703 saves in a PARALLEL before the register assignments.
27705 2007-02-05 Richard Sandiford <richard@codesourcery.com>
27707 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
27708 DWARF_FRAME_RETURN_COLUMN to be a general register.
27709 * dwarf2out.c (init_return_column_size): New function, split from...
27710 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
27711 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
27712 to be nongeneral registers.
27713 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
27715 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
27716 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
27718 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
27720 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
27722 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
27724 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
27725 (remove_path): Use can_remove_branch_p and remove_branch instead
27726 of loop_delete_branch_edge.
27727 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
27728 (tree_transform_and_unroll_loop): Remove dead branches immediately.
27729 Update profile using scale_dominated_blocks_in_loop.
27730 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
27731 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
27732 (can_remove_branch_p, remove_branch): Declare.
27733 * tree-cfg.c (tree_can_remove_branch_p): New function.
27734 (tree_cfg_hooks): Add tree_can_remove_branch_p.
27735 * cfgrtl.c (rtl_can_remove_branch_p): New function.
27736 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
27738 2007-02-05 Jan Hubicka <jh@suse.cz>
27740 PR middle-end/30696
27741 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
27742 nodes in cgraph, don't remove offline copy of the function.
27744 2007-02-04 Jan Hubicka <jh@suse.cz>
27746 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
27747 vectors might cause maybe_lookup_element_for_expr to be called
27748 on non-sra-candidate.
27750 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
27752 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
27753 config/bfin/bfin.md, config/bfin/predicates.md: Follow
27754 spelling conventions.
27756 2007-02-04 Richard Guenther <rguenther@suse.de>
27758 PR middle-end/30636
27759 * fold-const.c (try_move_mult_to_index): Make sure to not
27760 overflow one dimension of a multi-dimensional array access.
27762 2007-02-04 Jan Hubicka <jh@suse.cz>
27764 * passes.c (init_optimization_passes): Reindent.
27766 2007-02-04 Jan Hubicka <jh@suse.cz>
27767 Eric Botcazou <ebotcazou@adacore.com>
27769 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
27770 (execute_fixup_cfg): Break out the abnormal goto code.
27771 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
27772 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
27773 (optimize_inline_calls): Call make_nonlocal_label_edges.
27775 2007-02-04 Jan Hubicka <jh@suse.cz>
27777 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
27778 true when something was changed.
27779 (rename_ssa_copies): When something was changed, do
27780 TODO_remove_unused_locals.
27781 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
27782 add TODO_remove_unused_locals when instruction was removed.
27784 2007-02-04 Jan Hubicka <jh@suse.cz>
27786 * ipa-inline.c (try_inline): Improve debug output; work on already
27788 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
27789 call try_inline for already inlined edges too when flattening;
27790 inline also functions that make callee growth but overall unit size
27793 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
27795 * config/m32c/bitops.md, config/m32c/jump.md,
27796 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
27797 config/m32r/m32r.h, config/m32r/m32r.md,
27798 config/m32r/predicates.md, config/m68hc11/larith.asm,
27799 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
27800 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
27801 config/mips/mips-protos.h, config/mips/mips.c,
27802 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
27803 config/mn10300/mn10300.h, config/mn10300/predicates.md,
27804 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
27805 spelling conventions.
27807 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
27808 Follow spelling conventions.
27810 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
27812 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
27813 warn about C++0x compatibility.
27815 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
27817 * config/h8300/h8300.c, config/h8300/h8300.h,
27818 config/h8300/h8300.md: Follow spelling conventions.
27820 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
27822 PR middle-end/30667
27823 * combine.c (try_combine): Do not substitute source operand
27824 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
27826 2007-02-03 Jan Hubicka <jh@suse.cz>
27828 PR gcov-profile/30650
27829 * value-prof.c (stringop_block_profile): Fix handling of size counter;
27830 do not divide by zero for never executed counters.
27831 (tree_find_values_to_profile): Fix counters.
27832 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
27834 2007-02-03 Ian Lance Taylor <iant@google.com>
27836 * lower-subreg.c (simple_move_operand): New static function,
27837 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
27839 (simple_move): Call simple_move_operand.
27840 (find_decomposable_subregs): Add special handling of MEMs.
27841 (can_decompose_p): Rename from cannot_decompose_p. Reverse
27842 meaning of return value. If we see a hard register, test whether
27843 it can store a word_mode value. Change all callers.
27845 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27847 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
27848 ftrapv insns and expanders.
27849 (subdi3): Change define_expand operand 1 to arith11_operand, and
27850 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
27851 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
27852 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
27855 PR middle-end/30174
27856 * varasm.c (notice_global_symbol): Treat global objects as weak when
27857 flag_shlib is true.
27859 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27861 * emit-rtl.c (dconstpi): Delete.
27862 (dconstsqrt2): New.
27863 (init_emit_once): Delete dconstpi and init dconstsqrt2.
27864 * real.h (dconstpi): Delete.
27865 (dconstsqrt2): New.
27866 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
27867 (fold_builtin_hypot): Likewise.
27869 2007-02-03 Tom Tromey <tromey@redhat.com>
27872 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
27873 -gcoff3, -gxcoff3, -gvms3 implies -dD.
27875 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
27877 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
27878 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
27879 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
27880 config/rs6000/cell.md, config/rs6000/darwin.h,
27881 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
27882 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
27883 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
27884 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
27885 typos. Follow spelling conventions.
27886 * doc/invoke.texi: Follow spelling conventions.
27888 2007-02-03 Roger Sayle <roger@eyesopen.com>
27890 * simplify-rtx.c (simplify_relational_operation_1): Implement some
27891 canonicalization transformations that attempt to simplify integer
27892 constant comparisons to become comparisons against zero.
27894 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27896 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
27898 * fold-const.c (fold_binary): Fix comment typos. Fold complex
27899 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
27901 2007-02-02 Mike Stump <mrs@apple.com>
27903 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
27904 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
27905 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
27906 generate a branch island.
27908 2007-02-02 Bob Wilson <bob.wilson@acm.org>
27910 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
27911 (xtensa_legitimate_address_p): New.
27912 (xtensa_legitimize_address): New.
27913 (xtensa_output_addr_const_extra): New.
27914 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
27916 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
27917 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
27918 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
27919 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
27920 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
27921 (xtensa_legitimize_address): New.
27922 (xtensa_output_addr_const_extra): New.
27924 2007-02-02 Steve Ellcey <sje@cup.hp.com>
27926 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
27928 2007-02-02 Ian Lance Taylor <iant@google.com>
27930 * expmed.c (expand_divmod): Add comment.
27932 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
27934 * emit-rtl.c (renumber_insns): Remove.
27935 * flags.h: Remove the extern for flag_renumber_insns.
27936 * rtl.h: Remove the prototype for renumber_insns.
27937 * toplev.c (flag_renumber_insns): Remove.
27939 2007-02-02 Hui-May Chang <hm.chang@apple.com>
27941 Revert for x86 darwin:
27942 2005-06-19 Uros Bizjak <uros@kss-loka.si>
27944 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
27945 code before the following patch under TARGET_MACHO.
27946 (ix86_function_value_regno_p): Likewise.
27948 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27950 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
27953 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
27956 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory
27957 loads to general or fp registers. Add comments.
27958 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
27960 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
27962 * pointer-set.c (insert_aux): Only return insertion slot.
27963 (pointer_set_insert): Adjust.
27964 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
27965 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
27966 pointer_map_traverse): New.
27967 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
27968 pointer_map_create, pointer_map_destroy, pointer_map_insert,
27969 pointer_map_contains, pointer_map_traverse): Declare.
27971 2007-02-02 Jakub Jelinek <jakub@redhat.com>
27973 PR middle-end/30473
27974 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
27975 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
27977 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
27979 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
27981 (struct _dep): New type.
27982 (dep_t): New typedef.
27983 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
27984 (DEP_STATUS): New access macro. The macro with the same name was
27985 renamed to DEP_LINK_STATUS.
27986 (dep_init): Declare function
27988 (struct _dep_link): New type.
27989 (dep_link_t): New typedef.
27990 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
27991 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
27992 (DEP_LINK_STATUS): New macro.
27993 (debug_dep_links): New debug function.
27995 (struct _deps_list): New type.
27996 (deps_list_t): New typedef.
27997 (DEPS_LIST_FIRST): New access macro.
27998 (FOR_EACH_DEP_LINK): New cycle macro.
27999 (create_deps_list, free_deps_list, delete_deps_list): Declare
28001 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
28002 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
28003 (copy_deps_list_change_con): Ditto.
28005 (move_dep_link): Declare function.
28007 (struct _dep_node): New type.
28008 (dep_node_t): New typedef.
28009 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
28011 (struct haifa_insn_data.back_deps): New field to hold backward
28012 dependencies of the insn.
28013 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
28015 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
28016 Change its type to deps_list_t.
28017 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
28018 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
28019 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
28021 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
28023 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
28025 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration
28027 (dep_cost): Declare.
28029 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
28030 (ds_to_dk, dk_to_ds): New functions.
28032 (init_dep_1): New static function.
28033 (init_dep): New function.
28034 (copy_dep): New static function.
28036 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
28038 (detach_dep_link): New static function.
28039 (move_dep_link): New function.
28041 (dep_links_consistent_p, dump_dep_links): New static functions.
28042 (debug_dep_links): New debugging function.
28044 (deps_obstack, dl_obstack, dn_obstack): New static variables.
28046 (alloc_deps_list, init_deps_list): New static functions.
28047 (create_deps_list): New function.
28048 (clear_deps_list): New static function.
28049 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
28050 (deps_list_consistent_p, dump_deps_list): New static functions.
28051 (debug_deps_list): New function.
28052 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
28054 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
28056 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
28057 use new scheduler dependencies lists.
28058 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
28059 (sched_analyze): Ditto. Initialize dependencies lists.
28060 (add_forw_dep, compute_forward_dependences): Update to use new
28061 scheduler dependencies lists.
28063 (init_dependency_caches): Init deps_obstack.
28064 (free_dependency_caches): Free deps_obstack.
28066 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
28067 new scheduler dependencies lists.
28068 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
28069 (add_back_forw_dep, delete_back_forw_dep): Ditto.
28071 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
28072 Update to use new scheduler dependencies lists.
28073 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
28074 (debug_dependencies): Ditto.
28075 (schedule_region): Update comments.
28077 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
28078 scheduler dependencies lists.
28079 (schedule_ebb): Update comments.
28081 * rtl.def (DEPS_LIST): Remove.
28083 * lists.c (unused_deps_list): Remove.
28084 (free_list): Update assertions.
28086 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
28087 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
28089 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
28090 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
28092 * haifa-sched.c (comments): Update.
28093 (insn_cost1): Remove. Inline the code into insn_cost ().
28094 (insn_cost): Update to use new scheduler dependencies lists. Move
28095 processing of the dependency cost to dep_cost ().
28096 (dep_cost): New function. Use it instead of insn_cost () when
28097 evaluating cost of the dependency. Use compatible interface to
28098 interact with the target.
28099 (priority): Update to use new scheduler dependencies lists.
28100 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
28101 with greater number of insns that depend on the insn.
28102 (schedule_insn): Update to use new scheduler dependencies lists. Add
28103 code to free backward dependencies lists. Inline and optimize code
28104 from resolve_dep () - see PR28071.
28105 (ok_for_early_queue_removal): Update to use new scheduler dependencies
28106 lists. Update call to targetm.sched.is_costly_dependence hook.
28108 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
28109 scheduler dependencies lists.
28111 (resolve_dep): Remove. Move the logic to schedule_insn ().
28112 (init_h_i_d): Initialize dependencies lists.
28114 (process_insn_depend_be_in_spec): Rename to
28115 process_insn_forw_deps_be_in_spec. Update to use new scheduler
28116 dependencies lists.
28117 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
28118 Update to use new scheduler dependencies lists.
28119 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
28121 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
28122 new scheduler dependencies lists.
28123 (build_intra_loop_deps): Ditto.
28125 * target.h (struct _dep): Declare to use in
28126 gcc_target.sched.is_costly_dependence.
28127 (struct gcc_target.sched.adjust_cost): Fix typo.
28128 (struct gcc_target.sched.is_costly_dependence): Change signature to
28129 use single dep_t parameter instead of an equivalent triad.
28130 (struct gcc_target.sched.adjust_cost_2): Remove.
28132 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
28134 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
28136 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
28138 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
28140 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
28141 (REG_DEP_TRUE): Document.
28143 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
28144 Change signature to correspond to the targetm.sched.adjust_cost hook.
28145 Update use in TARGET_SCHED_ADJUST_COST_2.
28146 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
28147 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
28148 new scheduler dependencies lists.
28149 (ia64_gen_check): Ditto.
28151 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new
28152 scheduler dependencies lists.
28154 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
28155 signature to correspond to the targetm.sched.is_costly_dependence hook.
28156 (is_costly_group): Update to use new scheduler dependencies lists.
28158 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
28159 instead of INSN_COST () macro.
28161 2007-02-01 Ian Lance Taylor <iant@google.com>
28163 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
28165 2007-02-01 Guy Martin <gmsoft@gentoo.org>
28167 * pa.md (tp_load): Correct mfctl instruction syntax.
28169 2007-02-01 Geoffrey Keating <geoffk@apple.com>
28171 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
28172 altivec_padding_size calculation on AIX. Improve comment, add
28173 assert to verify that it's right.
28175 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
28178 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
28180 PR inline-asm/28686
28181 * global.c (global_alloc): Add mising initialization of
28184 2007-02-01 Roger Sayle <roger@eyesopen.com>
28186 * alias.c (init_alias_analysis): Correct whitespace.
28187 * bb-reorder.c (fix_edges_for_rarely_executed_code,
28188 partition_hot_cold_basic_blocks): Likewise.
28189 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
28190 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
28191 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
28192 fold_builtin_snprintf_chk, fold_builtin_printf,
28193 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
28194 do_mpfr_arg3, do_mpfr_sincos): Likewise.
28195 * cfgcleanup.c (cleanup_cfg): Likewise.
28196 * cfgexpand.c (tree_expand_cfg): Likewise.
28197 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
28198 * function.c (get_next_funcdef_no): Likewise.
28199 * gengtype.c (main): Likewise.
28200 * genmodes.c (main): Likewise.
28201 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
28202 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
28203 * ifcvt.c (noce_emit_move_insn): Likewise.
28204 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
28206 * stor-layout.c (get_best_mode): Likewise.
28207 * tree-ssa-loop-niter.c (get_val_for): Likewise.
28208 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
28209 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
28210 perform_var_substitution, solve_graph): Likewise.
28211 * tree-vrp.c (vrp_finalize): Likewise.
28213 2007-02-01 Ian Lance Taylor <iant@google.com>
28215 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
28216 high part of a paradoxical subreg, return a constant zero.
28218 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
28220 * toplev.c (lang_dependent_init): Call init_set_costs.
28221 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
28223 2007-02-01 Richard Guenther <rguenther@suse.de>
28225 PR middle-end/30656
28226 * fold-const.c (fold_negate_expr): Allow negating a
28227 constant if overflow does not change.
28229 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
28231 * doc/c-tree.texi (Expression trees): Improve markup.
28232 * doc/tm.texi (Register Classes, Addressing Modes)
28233 (Floating Point): Fix spacing after abbreviations. Fix some
28236 2007-02-01 Ben Elliston <bje@au.ibm.com>
28238 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
28239 * doc/contrib.texi: Likewise.
28240 * doc/install.texi: Likewise.
28242 2007-01-31 Richard Henderson <rth@redhat.com>
28243 Ian Lance Taylor <iant@google.com>
28245 * lower-subreg.c: New file.
28246 * rtl.def (CONCATN): Define.
28247 * passes.c (init_optimization_passes): Add pass_lower_subreg and
28248 pass_lower_subreg2.
28249 * emit-rtl.c (update_reg_offset): New static function, broken out
28250 of gen_rtx_REG_offset.
28251 (gen_rtx_REG_offset): Call update_reg_offset.
28252 (gen_reg_rtx_offset): New function.
28253 * regclass.c: Revert patch of 2006-03-05, restoring
28255 (clear_reg_info_regno): New function.
28256 * dwarf2out.c (concatn_loc_descriptor): New static function.
28257 (loc_descriptor): Handle CONCATN.
28258 * common.opt (fsplit_wide_types): New option.
28259 * opts.c (decode_options): Set flag_split_wide_types when
28261 * timevar.def (TV_LOWER_SUBREG): Define.
28262 * rtl.h (gen_reg_rtx_offset): Declare.
28263 (reg_scan_update): Declare.
28264 * regs.h (clear_reg_info_regno): Declare.
28265 * tree-pass.h (pass_lower_subreg): Declare.
28266 (pass_lower_subreg2): Declare.
28267 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
28268 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
28269 -fsplit-wide-types.
28270 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
28271 * Makefile.in (OBJS-common): Add lower-subreg.o.
28272 (lower-subreg.o): New target.
28274 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
28276 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
28278 2007-01-31 Anatoly Sokolov <aesok@post.ru>
28281 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
28283 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
28285 PR middle-end/29335
28286 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
28288 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
28290 * cfgloop.h: Include vec-prim.h.
28291 (enum li_flags): Remove LI_ONLY_OLD.
28292 (loop_iterator): Changed.
28293 (fel_next, fel_init): Iterate over loop tree.
28294 (FOR_EACH_LOOP_BREAK): New macro.
28295 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
28297 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
28298 * modulo-sched.c (sms_schedule): Ditto.
28299 * tree-vectorizer.c (vectorize_loops): Ditto.
28300 * doc/loop.texi: Update information on loop numbering and behavior of
28301 FOR_EACH_LOOP wrto new loops.
28302 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
28303 add_to_evolution_1): Test nestedness of loops instead of comparing
28305 * tree-chrec.c (chrec_fold_plus_poly_poly,
28306 chrec_fold_multiply_poly_poly, chrec_evaluate,
28307 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
28308 reset_evolution_in_loop): Ditto.
28309 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
28311 2007-01-31 Dirk Mueller <dmueller@suse.de>
28313 * c-common.c (warn_about_parentheses): Separate warning about
28314 un-parenthized sequence of comparison operators from the one
28315 which is supposed to warn about x <= y <= z.
28317 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
28319 * optabs.h (enum optab_index): Add new OTI_isinf.
28320 (isinf_optab): Define corresponding macro.
28321 * optabs.c (init_optabs): Initialize isinf_optab.
28322 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
28324 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
28325 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
28327 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
28328 expand_builtin_interclass_mathfn.
28329 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
28330 * config/i386/i386.md (UNSPEC_FXAM): New constant.
28331 (fxam<mode>2_i387): New insn pattern.
28332 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
28333 built-in functions as x87 inline asm.
28335 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
28337 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
28339 2007-01-30 Eric Christopher <echristo@apple.com>
28341 * config.gcc: Add geode.
28343 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
28345 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
28346 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
28347 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
28348 value-prof.c: Fix comment typos.
28350 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28353 * doc/invoke.texi (Wpointer-arith): Document warning.
28355 2007-01-30 Janis Johnson <janis187@us.ibm.com>
28357 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
28358 the list of discrepancies from the draft TR.
28360 2007-01-30 Dirk Mueller <dmueller@suse.de>
28363 * doc/invoke.texi (-Wreturn-type): Update description to
28364 match new behavior.
28366 2007-01-30 Richard Sandiford <richard@codesourcery.com>
28368 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
28370 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
28372 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
28373 to handle optabs that operate on floating point input argument and
28374 output to integer output.
28375 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
28376 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
28377 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
28378 expand_builtin_interclass_mathfn ().
28379 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
28380 (ilogbsi2): Remove.
28381 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
28382 ilogbl built-in functions as x87 intrinsics.
28384 2007-01-30 Richard Guenther <rguenther@suse.de>
28386 PR middle-end/27657
28387 * dwarf2out.c (reference_to_unused): Query varpool if the
28388 variable was output.
28390 2007-01-30 Richard Guenther <rguenther@suse.de>
28392 PR middle-end/30313
28393 * passes.c (execute_one_pass): Reset in_gimple_form to not
28394 confuse non-unit-at-a-time mode.
28396 2007-01-29 Roger Sayle <roger@eyesopen.com>
28397 Richard Guenther <rguenther@suse.de>
28399 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
28400 avoid undefined behaviour on overflow. Use force_fit_type_double
28401 to construct the constant with the specified TREE_OVERFLOW.
28403 2007-01-29 Janis Johnson <janis187@us.ibm.com>
28405 * config/dfp-bit.c: Add parameterized support for fp exceptions.
28406 * config/dfp-bit.h: Ditto.
28408 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28410 * c-decl.c (pop_scope): Replace warnings with call to
28411 warn_for_unused_label.
28412 * c-common.h (warn_for_unused_label): Declare.
28413 * c-common.c (warn_for_unused_label): Define.
28415 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28417 * tree-optimize.c (update_inlined_to_pointers): Delete unused
28420 2007-01-29 Janis Johnson <janis187@us.ibm.com>
28422 * Makefile.in (USER_H): Remove decfloat.h.
28423 * ginclude/decfloat.h: Delete, moving contents to ...
28424 * ginclude/float.h: Add support for decimal floating point,
28425 guarded by __STDC_WANT_DEC_FP__.
28427 2007-01-29 Mike Stump <mrs@apple.com>
28429 * doc/gccint.texi (Top): Rename Loop Representation to Loop
28430 Analysis and Representation to resolve case insensitive conflict.
28431 * doc/loop.texi (Loop Analysis and Representation): Likewise.
28433 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
28435 * tree.h (struct tree_memory_tag): Add aliases member.
28436 (MTAG_ALIASES): New macro.
28437 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
28438 (add_may_alias): Remove pointer-set. Update for may_aliases being
28440 (mark_aliases_call_clobbered): Update for may_aliases being a
28442 (compute_tag_properties): Ditto.
28443 (create_partition_for): Ditto.
28444 (compute_memory_partitions): Ditto.
28445 (dump_may_aliases_for): Ditto.
28446 (is_aliased_with): Ditto.
28447 (add_may_alias_for_new_tag): Ditto.
28448 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
28449 (compute_is_aliased): New function.
28450 (compute_may_aliases): Call compute_is_aliased).
28451 (init_alias_info): Initialize alias_bitmap_obstack.
28452 (union_alias_set_into): New function.
28453 (compute_flow_sensitive_aliasing): Use union_aliases_into.
28454 (have_common_aliases_p): Rewrite to take two bitmaps and use
28456 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
28457 Update for bitmaps.
28458 (finalize_ref_all_pointers): Update for add_may_alias changes.
28459 (new_type_alias): Ditto.
28460 * tree-flow-inline.h (may_aliases): Return a bitmap.
28461 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
28462 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
28463 may_aliases being a bitmap.
28464 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
28465 may_aliases now returns a bitmap.
28466 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
28468 * tree-ssa-operands.c (add_virtual_operand): Update for
28469 may_aliases being a bitmap.
28471 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
28473 PR tree-optimization/30630
28474 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
28475 variable as changed.
28477 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
28480 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
28481 expanded only once even if an error occurs.
28483 2007-01-29 Ben Elliston <bje@au.ibm.com>
28485 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
28486 (__gcov_average_profiler): Likewise.
28487 (__gcov_ior_profiler): Likewise.
28488 (__gcov_merge_ior): Likewise.
28490 2007-01-28 Jan Hubicka <jh@suse.cz>
28492 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
28493 * value-prof.c (stringop_block_profile): Likewise.
28495 2007-01-28 Jan Hubicka <jh@suse.cz>
28497 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall):
28498 Add variant handling histograms; add wrapper.
28499 (clear_storage_via_libcall): Export.
28500 (emit_block_move_hints): Break out from ...; add histograms.
28501 (emit_block_move): ... this one.
28502 (clear_storage_hints): Break out from ...; add histograms.
28503 (clear_storage): ... this one.
28504 (set_storage_via_memset): Handle histogram.
28505 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
28506 (clear_storage_hints, clear_storage_via_libcall): Declare.
28507 (set_storage_via_setmem): Update prototype.
28508 * doc/md.texi (movmem, setmem): Document new arguments.
28510 * value-prof.c (dump_histogram_value, tree_find_values_to_profile):
28511 Add new histograms.
28512 (stringop_block_profile): New global function.
28513 (tree_stringops_values_to_profile): Profile block size and alignment.
28514 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
28516 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
28517 (stringop_block_profile): Declare.
28518 * builtins.c: Include value-prof.h.
28519 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
28520 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
28521 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
28522 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
28523 * profile.c (instrument_values): Add new counters.
28524 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
28526 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
28527 (tree_init_edge_profiler): Build new profilers.
28528 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
28529 (pass_tree_profile): Add dump.
28530 (tree_profile_hooks): Update.
28531 * Makefile.in (LIBGCOV): Add new constants.
28532 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
28533 __gcov_ior_profiler): New.
28534 * i386.md (movmem/setmem expanders): Add new optional arguments.
28536 2007-01-28 David Edelsohn <edelsohn@gnu.org>
28538 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
28540 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
28542 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
28543 (tree_unswitch_single_loop): Pass eni_size_weights to
28544 tree_num_loop_insns.
28545 * tree-ssa-loop-manip.c: Include tree-inline.h.
28546 (can_unroll_loop_p): Pass eni_size_weights to
28547 tree_num_loop_insns.
28548 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
28549 Pass eni_size_weights to estimate_num_insns.
28550 * tree.h (init_inline_once): Export.
28551 * toplev.c (backend_init): Call init_inline_once.
28552 * cgraphunit.c (cgraph_process_new_functions,
28553 cgraph_analyze_function): Pass eni_inlining_weights to
28554 estimate_num_insns.
28555 * ipa-inline.c (compute_inline_parameters): Ditto.
28556 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
28557 to estimate_num_insns.
28558 (try_unroll_loop_completely): Pass eni_size_weights to
28559 tree_num_loop_insns.
28560 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
28561 ot estimate_num_insns.
28562 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
28563 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
28564 * tree-inline.c (eni_inlining_weights, eni_size_weights,
28565 eni_time_weights): New variables.
28566 (init_inline_once): Initialize them.
28567 (struct eni_data): Mew.
28568 (estimate_num_insns_1, estimate_num_insns): Use weights.
28569 * tree-inline.h (struct eni_weights_d): New.
28570 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
28571 (estimate_num_insns): Declaration changed.
28572 * cfgloop.h (tree_num_loop_insns): Declaration changed.
28573 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
28574 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
28576 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
28578 * tree-data-ref.c (conflict_fn): Assert that the number of affine
28579 relations in the conflict function is valid.
28581 2007-01-27 Ian Lance Taylor <iant@google.com>
28583 * common.opt: Add fstrict-overflow.
28584 * opts.c (decode_options): Set flag_strict_overflow if -O2.
28585 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
28586 (TYPE_OVERFLOW_UNDEFINED): Define.
28587 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
28589 * tree.h (TYPE_TRAP_SIGNED): Don't define.
28590 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
28591 (fold_negate_expr): Likewise.
28592 (make_range): Likewise.
28593 (extract_muldiv_1): Likewise.
28594 (maybe_canonicalize_comparison): Likewise.
28595 (fold_comparison): Likewise.
28596 (fold_binary): Likewise.
28597 (tree_expr_nonnegative_p): Likewise.
28598 (tree_expr_nonzero_p): Likewise.
28599 * tree-vrp.c (compare_values): Likewise.
28600 (extract_range_from_binary_expr): Likewise.
28601 (extract_range_from_unary_expr): Likewise.
28602 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
28604 (nowrap_type_p): Likewise.
28605 * tree-scalar-evolution.c (simple_iv): Likewise.
28606 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
28607 (build_range_check): Likewise.
28608 (extract_muldiv_1): Likewise.
28609 (fold_comparison): Likewise.
28610 * tree-vrp.c (vrp_int_const_binop): Likewise.
28611 (extract_range_from_unary_expr): Likewise.
28612 * convert.c (convert_to_integer): Likewise.
28613 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
28614 (fold_comparison): Likewise.
28615 (fold_binary): Likewise.
28616 * optabs.c (optab_for_tree_code): Likewise.
28617 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
28618 * simplify-rtx.c (simplify_const_relational_operation): Check
28619 flag_strict_overflow and flag_trapv.
28620 (simplify_const_relational_operation): Likewise.
28621 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
28622 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
28625 2007-01-27 Roger Sayle <roger@eyesopen.com>
28627 * tree.c (tree_fold_gcd): Delete.
28628 * tree.h (tree_fold_gcd): Remove prototype.
28629 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
28630 test whether one constant integer is a multiple of another. Instead
28631 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
28632 * fold-const.c (multiple_of_p): We've determined both TOP and
28633 BOTTOM are integer constants so we can call int_const_binop directly
28634 instead of the more generic const_binop.
28636 2007-01-27 Roger Sayle <roger@eyesopen.com>
28638 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
28639 1*X check that the constant hasn't overflowed, to preserve the
28641 (round_up): Provide an efficient implementation when rouding-up an
28642 INTEGER_CST to a power-of-two.
28644 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
28646 * doc/sourcebuild.texi: Add comma for clarity.
28647 * doc/extend.texi: Fix some typos.
28648 * doc/passes.texi: Likewise.
28649 * doc/cppinternals.texi: Likewise.
28650 * doc/c-tree.texi: Likewise.
28651 * doc/tree-ssa.texi: Likewise.
28652 * doc/install.texi: Likewise.
28654 2007-01-27 Jan Hubicka <jh@suse.cz>
28656 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
28657 (pass_sra): Do not require alias information.
28658 * passes.c (init_optimization_passes): Add SRA
28660 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
28662 * tracer.c (rest_of_handle_tracer): We already cleaned
28663 up the CFG in tracer() so don't do it here again.
28664 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
28665 cleanup_cfg here, either. And don't call renumber_insns.
28667 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
28668 and BB_HEAD are in the insn stream here. Instead make sure
28669 that BB_INSN is valid on all insns. Also, do check here that
28670 there are no pending branch predictions...
28671 (rtl_verify_flow_info): ...instead of doing it here. Checks
28672 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
28675 2007-01-26 Roger Sayle <roger@eyesopen.com>
28677 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
28678 function to simplify/factorize operand order canonicalization.
28679 (ix86_fixup_binary_operands): Reorganize using the above function.
28680 (ix86_binary_operator_ok): Likewise.
28682 2007-01-27 Jakub Jelinek <jakub@redhat.com>
28684 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
28685 file scope from optimize_attrs.
28686 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
28688 (optimize_attrs): Clear insn_code_values after freeing it.
28690 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
28692 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
28693 a parts.base assignment.
28695 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
28697 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
28698 (compute_subscript_distance, initialize_data_dependence_relation,
28699 finalize_ddr_dependent, analyze_ziv_subscript,
28700 analyze_siv_subscript_cst_affine,
28701 compute_overlap_steps_for_affine_univar,
28702 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
28703 analyze_siv_subscript, analyze_miv_subscript,
28704 analyze_overlapping_iterations, subscript_dependence_tester_1,
28705 compute_self_dependence, free_dependence_relation): Work
28706 with affine_fn instead of chrecs.
28707 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
28708 common_affine_function, affine_function_base,
28709 affine_function_constant_p, affine_fn_op, affine_fn_plus,
28710 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
28711 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
28712 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
28713 (all_chrecs_equal_p): Removed.
28714 * tree-data-ref.h (affine_fn, conflict_function): New types.
28715 (struct subscript): Change type of conflicting_iterations_in_a
28716 and conflicting_iterations_in_b.
28718 2007-01-26 Steve Ellcey <sje@cup.hp.com>
28721 * config/pa/pa.h (TARGET_HPUX_11): New.
28722 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
28723 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
28725 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
28726 Richard Guenther <rguenther@suse.de>
28728 * tree-ssa-structalias.c (solve_graph): Handle case
28729 we merged the variable to another.
28731 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
28733 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
28736 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
28737 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
28739 2007-01-25 DJ Delorie <dj@redhat.com>
28741 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
28742 allow changes to modes which don't fit in those registers.
28744 * reload1.c (choose_reload_regs): Check for invalid subregs before
28745 computing their locations, not after.
28747 2007-01-25 Geoffrey Keating <geoffk@apple.com>
28750 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
28751 save Altivec registers in an eh_return function.
28752 (compute_vrsave_mask): Likewise.
28753 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
28754 for saving Altivec registers.
28755 (rs6000_emit_prologue): Don't allocate stack twice in
28756 eh_return function. Correct expected value of altivec_save_offset
28757 when using save_world. Describe save of R0 to stack when using
28758 save_world. Describe stack pointer adjustment when using
28759 save_world. Remove duplicated eh_return parameter register saving.
28760 Update sp_offset variable after save_world.
28761 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
28763 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
28764 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
28767 2007-01-25 Steve Ellcey <sje@cup.hp.com>
28769 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
28771 2007-01-25 Steve Ellcey <sje@cup.hp.com>
28774 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
28775 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
28777 2007-01-25 Richard Guenther <rguenther@suse.de>
28779 * doc/invoke.texi (-Wcoverage-mismatch): Document.
28780 * common.opt (-Wcoverage-mismatch): New warning option.
28781 * coverage.c (get_coverage_counts): Ignore coverage mismatch
28782 if -Wcoverage-mismatch is given.
28784 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
28786 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
28787 (ipcp_driver): Change to static definition.
28788 Add dumping of the ifunctions.
28789 (constant_val_insert): Remove unused parameter. Support for SSA.
28790 (ipcp_propagate_const): Support for SSA.
28791 (ipcp_profile_bb_print): Print only analyzed nodes.
28792 (ipcp_replace_map_create): Remove support for Fortran constant
28794 * ipa-prop.c (ipa_method_modify_stmt,
28795 ipa_callsite_compute_param): Support for SSA.
28796 * ipa-prop.h (ipcp_driver): Remove declaration.
28797 (IS_VALID_TREE_MAP_INDEX): Add define.
28799 2007-01-24 Geoffrey Keating <geoffk@apple.com>
28801 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
28803 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
28805 PR middle-end/30447
28806 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
28807 constant argument to cabs and do it without checking for
28808 -funsafe-math-optimizations.
28810 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
28812 * c-common.h (RID_FIRST_CXX0X): New.
28813 (RID_LAST_CXX0X): New.
28814 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
28816 * c.opt (Wc++0x-compat): New.
28817 * doc/invoke.texi (-Wc++0x-compat): Document.
28819 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
28821 * builtins.c (fold_builtin_carg): New.
28822 (fold_builtin_1): Use it.
28824 2007-01-24 Jan Hubicka <jh@suse.cz>
28826 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
28828 * ipa-inline.c (initial_insns, max_insns): Delete.
28829 (compute_max_insns): New function.
28830 (cgraph_decide_inlining_of_small_function): Use it; take minimal
28831 amount of insns as base for code growth.
28832 (cgraph_decide_inlining): Make initial_insns local; do not compute
28834 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
28835 * doc/invoke.texi (inline-unit-growth): Update docs.
28837 2007-01-24 Jakub Jelinek <jakub@redhat.com>
28839 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
28840 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
28841 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
28842 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
28843 for CPUs that have PTA_CX16 set.
28845 PR middle-end/27416
28846 * gimplify.c (omp_check_private): New function.
28847 (gimplify_scan_omp_clauses): Use it for
28848 firstprivate/lastprivate/reduction.
28850 PR middle-end/30494
28851 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
28852 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
28854 PR middle-end/30421
28855 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
28856 If lower_lastprivate_clauses emits some statements, append them
28857 to dlist rather than body_p and to body_p append an initializer.
28858 (lower_omp_for): Adjust caller.
28860 2007-01-24 Steve Ellcey <sje@cup.hp.com>
28862 * target.h (globalize_decl_name): New.
28863 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
28864 * output.h (default_globalize_decl_name): New.
28865 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
28867 (globalize_decl): Ditto.
28868 (default_globalize_decl_name): New.
28869 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
28870 (ia64_handle_version_id_attribute): New.
28871 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
28872 (ia64_asm_output_external): Use globalize_decl_name instead
28873 of globalize_label.
28874 * doc/extend.texi (version_id): New pragma.
28875 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
28877 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
28879 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
28880 _uleb128_t and _Unwind_SWord with _sleb128_t.
28881 * unwind-dw2.c (extract_cie_info, execute_stack_op,
28882 execute_cfa_program, uw_frame_state_for, uw_update_context_1):
28884 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
28885 * unwind-pe.h (read_uleb128, read_sleb128,
28886 read_encoded_value_with_base): Likewise.
28887 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
28889 2007-01-24 Richard Guenther <rguenther@suse.de>
28891 * builtins.c (expand_builtin_cexpi): Get the fndecl
28892 for cexp in the correct way.
28894 2007-01-24 Jan Hubicka <jh@suse.cz>
28896 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS
28899 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
28901 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
28902 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
28903 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
28904 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
28905 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
28906 __SIZEOF_PTRDIFF_T__.
28907 * doc/cpp.texi: Documentation for the new builtin macros added.
28909 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
28911 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
28912 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
28913 instead of operands[2] to avoid access past the end of array.
28915 2007-01-24 Richard Sandiford <richard@codesourcery.com>
28917 * reload1.c (emit_reload_insns): Pass the reload register
28918 for a non-spill output reload through forget_old_reloads_1.
28920 2007-01-23 Joseph Myers <joseph@codesourcery.com>
28922 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
28923 _SOFT_DOUBLE if doubles use software floating-point.
28924 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
28925 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
28926 * config/rs6000/darwin-ldouble.c: Also compile functions for
28927 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
28928 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
28929 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
28930 commented-out long double override.
28931 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
28932 * config/rs6000/eabispe.h: Likewise.
28933 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
28934 long double for non-SPE.
28935 (rs6000_handle_option): Likewise.
28936 (invalid_e500_subreg): Disallow more subregs involding DImode,
28937 DFmode, TImode or TFmode.
28938 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
28940 (legitimate_lo_sum_address_p): Also check for TFmode for E500
28942 (rs6000_legitimize_address): Also handle TFmode for E500 double.
28943 (rs6000_legitimize_reload_address): Also handle TFmode for E500
28945 (rs6000_legitimate_address): Also check for TFmode for E500
28947 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
28948 (spe_build_register_parallel): Handle TFmode and TCmode.
28949 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
28951 (function_arg): Handle TFmode and TCmode for E500 double.
28952 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
28954 (print_operand): Handle TFmode and TImode for %y.
28955 (rs6000_generate_compare): Handle TFmode comparisons for E500
28957 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
28958 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
28959 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
28960 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
28961 TFmode for E500 double.
28962 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
28963 (floatsidf2): Enable for E500 double.
28964 (movtf_softfloat): Use rs6000_nonimmediate_operand.
28965 (extenddftf2): Change to extenddftf2_fprs.
28966 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
28967 depending on TARGET_E500_DOUBLE.
28968 (extendsftf2): Enable for E500 double.
28969 (trunctfdf2): Enable for E500 double.
28970 (trunctfsf2): Change to trunctfsf2_fprs.
28971 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
28972 depending on TARGET_E500_DOUBLE.
28973 (floatsitf2): Enable for E500 double.
28974 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
28975 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
28976 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
28977 (negtf2): Change to negtf2_internal.
28978 (negtf2): New expander.
28979 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
28980 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
28981 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
28982 (movdi_internal32): Use rs6000_nonimmediate_operand.
28983 (unnamed splitter): Likewise.
28984 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
28985 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
28986 (SPE64TF, DITI): New mode macros.
28987 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
28990 (frob_<mode>_di_2): New.
28991 (frob_tf_di_8_2): New.
28992 (frob_di_df): Change to frob_di_<mode>; allow more modes.
28994 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
28996 (frob_ti_<mode>_8_2): New.
28997 (frob_ti_tf_2): New.
28998 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
28999 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
29001 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
29002 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
29003 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
29004 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
29005 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
29006 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
29009 2007-01-23 Ian Lance Taylor <iant@google.com>
29011 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
29013 (OBJS-archive): Reformat, alphabetize.
29014 (OBJS): Change out_object_file to OBJS-md.
29016 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
29018 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
29019 JUMP_P and CALL_P predicates where applicable.
29020 * config/i386/i386.c: Ditto.
29021 * config/i386/i386.md: Ditto.
29022 * config/i386/mmx.md: Ditto.
29023 * config/i386/predicates.md: Ditto.
29025 2007-01-22 Andreas Schwab <schwab@suse.de>
29027 * config/m68k/m68k.h: Fix comment.
29029 2007-01-22 Jan Hubicka <jh@suse.cz>
29031 * passes.c (init_optimization_passes): Do not rerun
29032 pass_early_warn_uninitialized.
29034 2007-01-22 Richard Guenther <rguenther@suse.de>
29036 PR tree-optimization/30038
29037 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
29039 (execute_cse_sincos_1): Likewise.
29040 (execute_cse_sincos): Likewise.
29041 (gate_cse_sincos): Likewise.
29042 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
29043 the cexpi() canonicalization of sincos().
29044 * tree-pass.h (pass_cse_sincos): Declare.
29045 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
29047 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
29049 PR rtl-optimization/29329
29050 * combine.c (replaced_rhs_insn): Rename to i2mod.
29051 (replaced_rhs_value): Rename to i2mod_new_rhs.
29052 (i2mod_old_rhs): New global variable.
29053 (combine_instructions): Adjust for above change. Save a copy of
29054 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
29055 note are substituted in the second instruction.
29056 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
29057 ditch the note if it pertains to the second eliminated register
29058 and this register is mentioned in i2mod_old_rhs.
29061 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
29063 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
29064 the insn to which the note was originally attached.
29066 2007-01-21 Jan Hubicka <jh@suse.cz>
29068 * ipa-inline.c (inlining_mode): Comment, move up.
29069 (cgraph_decide_inlining_incrementally): Do not perform inlining
29070 itself; fix handling of flattening of self recursive functions.
29071 (cgraph_find_cycles): Remove.
29072 (cgraph_flatten_node): Remove.
29073 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
29074 (try_inline): New function.
29075 (cgraph_early_inlining): Update call of
29076 cgraph_decide_inlining_incrementally. Apply inlining here.
29077 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
29079 2007-01-21 Dirk Mueller <dmueller@suse.de>
29082 * tree-vrp.c (check_array_bounds): do not warn
29083 about ADDR_EXPR's of ARRAY_REF's which are immediately
29084 used in binary expressions.
29086 2007-01-21 Ira Rosen <irar@il.ibm.com>
29088 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
29089 read_write_dep and macros for its access.
29090 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
29091 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
29092 argument, call vect_check_interleaving for every independent pair of
29093 data-refs. Mark loads that access the same memory location as a store
29095 (vect_check_dependences): Remove.
29096 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
29097 call, fix the call to vect_analyze_data_ref_dependence.
29098 (vect_analyze_data_ref_access): For statements that access the same
29099 data-ref, check that they are not stores; for loads, check that there
29100 is no store that access the same location.
29102 2007-01-20 Roger Sayle <roger@eyesopen.com>
29103 Joseph Myers <joseph@codesourcery.com>
29105 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
29106 (-fdump-rtl-stack): Likewise.
29107 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
29108 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
29109 (-mpt-fixed): Use @minus{} for minus sign.
29110 (Using Precompiled Headers): Fix under/overfull hbox.
29112 2007-01-20 Jan Hubicka <jh@suse.cz>
29114 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
29115 place within annotation.
29117 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
29119 * pa.c (output_move_double): Change array size of xoperands to 4.
29121 2007-01-20 Jan Hubicka <jh@suse.cz>
29123 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
29126 2007-01-19 Ian Lance Taylor <iant@google.com>
29128 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
29129 constant to unsigned HOST_WIDE_INT before negating.
29131 2007-01-19 Ian Lance Taylor <iant@google.com>
29133 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
29135 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
29136 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
29137 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
29138 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
29139 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
29140 (realloc_vdef, realloc_vuse): Change second parameter to
29142 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
29143 fields to unsigned.
29144 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
29145 unsigned. Change x and lim locals to unsigned.
29146 (realloc_vdef, realloc_vuse): Change num_elem parameter to
29148 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
29149 (copy_virtual_operands): Change i and n locals to unsigned.
29151 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
29153 PR middle-end/29335
29154 * builtins.c (fold_builtin_1): Handle builtin fdim.
29156 2007-01-20 Jan Hubicka <jh@suse.cz>
29158 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
29159 * tree-ssa-structalias.c (compute_points_to_sets): Do call
29160 init_alias_heapvars.
29161 (init_alias_heapvars): Initialize only when not already initialized.
29162 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
29164 2007-01-19 Roger Sayle <roger@eyesopen.com>
29166 * common.opt (fsigned-zeros): New command line option.
29167 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
29168 of flag_unsafe_math_optimizations.
29169 * opts.c (set_fast_math_flags): The -ffast-math command line option
29170 implies -fno-signed-zeros.
29171 (fast_math_flags_set_p): Likewise.
29173 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
29174 the documentation of -ffast-math appropriately. Wrap long lines.
29176 2007-01-19 Steve Ellcey <sje@cup.hp.com>
29178 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
29179 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
29181 2007-01-19 Tomas Bily <tbily@suse.cz>
29183 * cgraphunit.c (cgraph_finalize_function): Updating of pid
29185 (tree_init_ic_make_global_vars): New function
29186 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
29187 (tree_gen_ic_profiler): New function
29188 (tree_gen_ic_func_profiler): New function
29189 (tree_profiling): Added calling of tree_gen_ic_func_profiler
29190 (tree_profile_hooks): Added hook for indirec/virtual calls
29191 * value-prof.c (tree_find_values_to_profile): New case for
29193 (tree_values_to_profile): Call for determining indirect/virtual
29195 (tree_indirect_call_to_profile): New function
29196 (tree_ic_transform): New function
29197 (tree_ic): New function
29198 (find_func_by_pid): New function
29199 (init_pid_map): New function
29200 (tree_value_profile_transformations): Added check for
29201 indirect/virtual call transformation
29202 * value-prof.h (enum hist_type): New counter type for
29203 indirect/virtual calls
29204 (profile_hooks): Added new hook for profiling indirect/virtual
29206 * profile.c (instrument_values): New case for indirect/virtual
29208 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
29209 (GCOV_COUNTER_V_INDIR): New counter type
29210 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
29211 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
29213 * cgraph.c: Definition of cgraph_max_pid
29214 (cgraph_create_node): Default init of pid attribute
29215 * cgraph.h: Declaration of cgraph_max_pid
29216 (struct cgraph_node): Added pid attribute
29217 * libgcov.c (__gcov_indirect_call_profiler): New function
29218 (__gcov_one_value_profiler_body): New function
29219 (__gcov_one_value_profiler): Body was moved to
29220 __gcov_one_value_profiler_body and calls it
29222 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
29224 * doc/gty.texi (Options): Document the mark_hook option to GTY.
29225 * gengtype.c (write_types_data, write_func_for_structure,
29226 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
29227 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
29228 (walk_type, write_func_for_structure): Generate the mark_hook if
29231 2007-01-19 Jan Hubicka <jh@suse.cz>
29233 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
29234 'early' argument take inlining mode argument specifying whether to
29235 inline for size/speeed or all functions; add support for flattening;
29237 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
29239 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
29242 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
29243 the name of the declared identifier.
29245 2007-01-19 Dirk Mueller <dmueller@suse.de>
29247 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
29248 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
29249 duplicate evaluation.
29251 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
29253 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
29254 Macroize expander using X87MODEF12 mode macro. Extend operand 1
29255 to XFMode, use acosxf2 and truncate result to requested mode.
29256 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
29257 (asin<mode>2): Similarly, with asin expanders.
29258 (*fscalexf4_i387): Rename from *fscalexf4.
29259 (expNcorexf3): New expander.
29260 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
29261 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
29262 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
29263 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
29264 patterns for SSE math.
29265 (exp10<mode>2): Similarly, with exp10 expanders.
29266 (exp2<mode>2): Similarly, with exp2 expanders.
29267 (expm1<mode>2): Similarly, with expm1 expanders.
29268 (ldexp<mode>3): Similarly, with ldexp expanders.
29269 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
29270 Use gen_truncxf<mode>2_i387_noop to truncate result.
29272 2007-01-19 Richard Sandiford <richard@codesourcery.com>
29274 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
29275 for ColdFire targets.
29277 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
29278 Richard Sandiford <richard@codesourcery.com>
29280 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
29281 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
29282 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
29283 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
29284 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
29285 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
29287 2007-01-19 Richard Sandiford <richard@codesourcery.com>
29289 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
29290 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
29291 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
29292 (*adddi_dilshr32_cf): New pattern.
29293 (adddi3, subdi3): Remove first alternatives.
29295 2007-01-19 Richard Sandiford <richard@codesourcery.com>
29297 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
29298 implemented using move.l, do not use its cc result for floating-point
29301 2007-01-19 Richard Sandiford <richard@codesourcery.com>
29303 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
29304 from accepting 's' constraints if flag_pic.
29306 2007-01-19 Richard Sandiford <richard@codesourcery.com>
29308 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
29309 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
29310 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
29311 condition from TARGET_68881 to TARGET_HARD_FLOAT.
29313 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
29315 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
29316 ColdFire alternatives.
29317 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
29318 * config/m68k/m68k.md (clzsi2): Define for ColdFire
29319 architectures that support ff1 instruction.
29321 2007-01-19 Richard Sandiford <richard@codesourcery.com>
29322 Julian Brown <julian@codesourcery.com>
29324 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
29325 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
29326 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
29329 2007-01-19 Richard Sandiford <richard@codesourcery.com>
29331 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
29333 (output_move_const_into_data_reg, output_move_simode_const): Delete.
29334 * config/m68k/m68k.c (const_method, const_int_cost): Take a
29335 HOST_WIDE_INT instead of an rtx.
29336 (m68k_rtx_costs): Update call accordingly.
29337 (output_move_const_into_data_reg): Likewise. Fix formatting.
29338 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
29340 (output_move_simode_const): Update calls after above changes.
29341 Rework to use automatic variables and predicates like MEM_P.
29342 * config/m68k/m68k.md (pushexthisi_const): Update call to
29345 2007-01-19 Dirk Mueller <dmueller@suse.de>
29347 * tree-ssa-alias.c (perform_var_substitution): Fix typo
29348 in dump_flags test.
29350 2007-01-19 Richard Guenther <rguenther@suse.de>
29352 * builtins.c (expand_builtin_cexpi): Fall back to expanding
29353 via cexp in case sincos is not available.
29355 2007-01-19 Richard Guenther <rguenther@suse.de>
29357 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
29358 * defaults.h (TARGET_HAS_SINCOS): Default to off.
29359 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
29360 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
29361 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
29362 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
29363 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
29364 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
29366 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
29368 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
29370 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
29371 (atan2xf3): Directly generate RTL pattern.
29372 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
29373 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
29374 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
29375 disable patterns for SSE math.
29376 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
29377 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
29378 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
29379 disable patterns for SSE math.
29381 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
29383 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
29385 2007-01-18 Roger Sayle <roger@eyesopen.com>
29387 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
29388 VIEW_CONVERT_EXPR to the same type as it's operand.
29390 2007-01-18 David Edelsohn <edelsohn@gnu.org>
29392 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
29393 configured for long double 128.
29395 2007-01-18 Mike Stump <mrs@apple.com>
29397 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
29400 2007-01-18 Michael Meissner <michael.meissner@amd.com>
29402 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
29405 2007-01-18 Jan Hubicka <jh@suse.cz>
29407 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
29408 greater than NUM_VOP_FREE_BUCKETS.
29410 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
29412 * tree-ssa-structalias.c: Update comments.
29413 (ptabitmap_obstack): Removed.
29414 (pta_obstack): New.
29415 (oldpta_obstack): Ditto.
29416 (stats): Add a few members.
29417 (struct variable_info): Remove node, complex, address_taken, and
29418 indirect_target members. Add oldsolution member.
29419 (new_var_info): Do not initialize removed members.
29420 (constraint_expr_type): Remove INCLUDES.
29421 (constraint_graph): Add size, implicit_preds, rep,
29422 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
29423 (FIRST_REF_NODE): New macro.
29424 (LAST_REF_NODE): Ditto.
29425 (FIRST_ADDR_NODE): Ditto.
29426 (find): New function.
29428 (dump_constraint): Do not handle INCLUDES.
29429 (insert_into_complex): Do not insert duplicate constraints.
29430 (condense_varmap_nodes): Renamed and rewritten into ...
29431 (merge_node_constraints): This. Also fix bug in handling of
29432 offseted copy constraints.
29433 (clear_edges_for_node): No longer need to deal with preds at all,
29434 or removing associated preds/succs.
29435 (merge_graph_nodes): Deal with indirect_cycles.
29436 Don't deal with predecessors.
29437 (add_implicit_graph_edge): New function.
29438 (add_pred_graph_edge): Ditto.
29439 (add_graph_edge): Don't deal with predecessors.
29440 (build_constraint_graph): Removed.
29441 (build_pred_graph): New function.
29442 (build_succ_graph): Ditto.
29443 (struct scc_info): Removed in_component. Added roots, dfs, and
29444 node_mapping. Remove visited_index, unification_queue.
29445 (scc_visit): Deal with union-find we do now.
29446 Deal with cycles with REF nodes.
29447 (collapse_nodes): Renamed and rewritten to ...
29448 (unify_nodes): This.
29449 (process_unification_queue): Removed.
29450 (topo_visit): Cleanup
29451 (do_da_constraint): Use find.
29452 (do_sd_constraint): Ditto.
29453 (do_ds_constraint): Ditto.
29454 (do_complex_constraint): Ditto.
29455 (init_scc_info): Update for removed and added members.
29456 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
29457 (find_indirect_cycles): This.
29458 (equivalence_class): New variable.
29459 (label_visit): New function.
29460 (perform_variable_substitution): Rewritten.
29461 (free_var_substitution_info): New function.
29462 (find_equivalent_node): Ditto.
29463 (move_complex_constraints): Ditto.
29464 (eliminate_indirect_cycles): Ditto.
29465 (solve_graph): Only propagate changed bits.
29466 Use indirect cycle elimination.
29468 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
29469 (tree_id_eq): Renamed to ...
29470 (tree_vi_eq): This. Update for member change
29471 (insert_id_for_tree): Renamed and rewritten to ...
29472 (insert_vi_for_tree): This.
29473 (lookup_id_for_tree): Renamed and rewritten to ...
29474 (lookup_vi_for_tree): This.
29475 (get_id_for_tree): Renamed and rewritten to ...
29476 (get_vi_for_tree): Ditto.
29477 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
29478 (process_constraint): Don't handle INCLUDES.
29479 Remove special ADDRESSOF case.
29480 (find_func_aliases): Rewrite to use vi functions instead of id
29482 (create_function_info_for): Ditto.
29483 (create_variable_info_for): Ditto.
29484 (intra_create_variable_infos): Ditto.
29485 (merge_smts_into): Ditto.
29486 (find_what_p_points_to): Ditto.
29487 (init_base_vars): Ditto.
29488 (init_alias_vars): Ditto.
29489 (remove_preds_and_fake_succs): New function.
29490 (dump_sa_points_to_info): Dump new stats.
29491 (dump_solution_for_var): Use find.
29492 (set_used_smts): Fix formatting.
29493 (compute_points_to_sets): Updated for new functions.
29494 (ipa_pta_execute): Ditto.
29496 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
29497 Richard Sandiford <richard@codesourcery.com>
29499 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
29501 * calls.c (expand_call): If the return value is a PARALLEL,
29502 extract its first member.
29503 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
29504 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
29505 use FUNCTION_EXTRA_EPILOGUE.
29506 (m68k_function_value): Return a PARALLEL if the return value
29507 is of a pointer type.
29508 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
29509 (FUNCTION_EXTRA_EPILOGUE): Remove.
29510 * config/m68k/m68k.md (D0_REG): New constant.
29512 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
29514 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
29515 output a NOP for empty epilogues.
29517 2007-01-18 Richard Sandiford <richard@codesourcery.com>
29519 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
29520 before function. Extend register save check to include all
29521 registers, not just integer ones.
29523 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
29525 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
29526 (m68k_use_return_insn): ...this.
29527 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
29528 * config/m68k/m68k.c (use_return_insn): Rename to...
29529 (m68k_use_return_insn): ...this.
29530 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
29531 of USE_RETURN_INSN.
29533 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
29535 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
29536 nearest even, fix denormal rounding overflow.
29538 2007-01-18 Richard Sandiford <richard@codesourcery.com>
29540 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
29541 f%$smove and f%$move.
29542 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
29543 (extendsfdf2_cf): Use fdmove instead of f%&move.
29544 (truncdfsf2_cf): Use fsmove instead of f%$smove.
29545 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
29547 2007-01-18 Richard Sandiford <richard@codesourcery.com>
29549 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
29552 2007-01-18 Richard Sandiford <richard@codesourcery.com>
29554 * real.h (real_format): Add a canonical_nan_lsbs_set field.
29555 (coldfire_single_format): Declare.
29556 (coldfire_double_format): Likewise.
29557 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
29558 of qnan_msb_set to determine the lower bits of a canonical
29560 (encode_ieee_double): Likewise.
29561 (encode_ieee_quad): Likewise.
29562 (ieee_single_format): Initialize canonical_nan_lsbs_set.
29563 (mips_single_format): Likewise.
29564 (ieee_double_format): Likewise.
29565 (mips_double_format): Likewise.
29566 (ieee_extended_motorola_format): Likewise.
29567 (ieee_extended_intel_96_format): Likewise.
29568 (ieee_extended_intel_128_format): Likewise.
29569 (ieee_extended_intel_96_round_53_format): Likewise.
29570 (ibm_extended_format): Likewise.
29571 (mips_extended_format): Likewise.
29572 (ieee_quad_format): Likewise.
29573 (mips_quad_format): Likewise.
29574 (vax_f_format): Likewise.
29575 (vax_d_format): Likewise.
29576 (vax_g_format): Likewise.
29577 (i370_single_format): Likewise.
29578 (i370_double_format): Likewise.
29579 (decimal_single_format): Likewise.
29580 (decimal_double_format): Likewise.
29581 (decimal_quad_format): Likewise.
29582 (c4x_single_format): Likewise.
29583 (c4x_extended_format): Likewise.
29584 (real_internal_format): Likewise.
29585 (coldfire_single_format): New real_format.
29586 (coldfire_double_format): Likewise.
29587 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
29588 canonical_nan_lsbs_set.
29589 (pdp11_d_format): Likewise.
29590 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
29591 if TARGET_COLDFIRE_CPU.
29593 2007-01-18 Richard Sandiford <richard@codesourcery.com>
29595 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
29596 (output_call, m68k_legitimize_call_address): Declare.
29597 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
29598 parenthesees. Add support for a 'W' constraint.
29599 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
29600 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
29601 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
29602 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
29604 (override_options): Initialize them. Do not set flag_no_function_cse
29605 for TARGET_ID_SHARED_LIBRARY.
29606 (m68k_output_pic_call): Delete.
29607 (m68k_legitimize_call_address): New function.
29608 (print_operand): Remove the %o prefix. Handle the %p prefix.
29609 (output_call): New function.
29610 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
29611 target address from the GOT if symbolic jumps are not allowed.
29612 * config/m68k/m68k.md (call, general_operand): Do not set
29613 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
29614 Merge separate flag_pic and !flag_pic define_insns into...
29615 (*call, *call_value): ...these new patterns. Match the address
29616 rather than the containing MEM and require it to be a call_operand.
29617 Use output_call to generate the asm template.
29618 * config/m68k/predicates.md (const_call_operand): New predicate.
29619 (call_operand): Likewise.
29621 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
29623 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
29624 (STACK_GROWS_DOWNWARD): Define to 1.
29625 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
29626 comments, emphasizing that these values are only defaults.
29627 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
29628 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
29630 2007-01-18 Richard Sandiford <richard@codesourcery.com>
29632 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
29634 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
29635 Richard Sandiford <richard@codesourcery.com>
29637 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
29638 (FP_REGNO_P): New macros.
29639 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
29640 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
29641 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
29642 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
29644 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
29646 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
29647 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
29649 * config/m68k/t-floatlib: New file, extracting common code from...
29650 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
29651 * config/m68k/t-uclinux: Here.
29652 * config/m68k/fpgnulib.c: Do not compile extendeed precision
29653 routines on ColdFire targets.
29655 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
29657 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
29658 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
29659 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
29660 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
29661 explicitly set MOTOROLA to 1.
29662 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
29664 2007-01-18 Richard Sandiford <richard@codesourcery.com>
29665 Nathan Sidwell <nathan@codesourcery.com>
29667 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
29668 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
29669 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
29670 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
29671 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
29672 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
29673 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
29674 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
29675 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
29676 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
29677 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
29678 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
29679 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
29680 (DBX_REGISTER_NUMBER): Delete.
29681 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
29682 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
29683 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
29685 2007-01-18 Richard Sandiford <richard@codesourcery.com>
29687 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
29688 * config/flat.h: New file.
29689 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
29690 OBJECT_FORMAT_FLAT.
29691 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
29692 indirect references for -msep-data or -mid-shared-library.
29693 Do not use PC-relative code addresses either.
29694 * config/m68k/m68k.c (override_options): Restrict -fPIC error
29696 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
29697 for shared libraries and crt1.o for executables. Use crti.o and
29699 (ENDFILE_SPEC): Use crtend.o and crtn.o.
29700 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
29701 Do not add -elf2flt or -shared-lib-id options here.
29702 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
29703 Pass -shared-lib-id if -mid-shared-library, taking the library
29704 identifier from -mshared-library-id if given, otherwise
29706 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
29707 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
29708 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
29709 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
29710 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
29711 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
29713 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
29714 jump sequence for ISA A and ISA A+.
29715 (PICJUMP): Likewise.
29717 2007-01-18 Richard Sandiford <richard@codesourcery.com>
29719 * config.gcc (m68k-*-uclinux*): Base the port on the common
29720 and m68k GNU/Linux files rather than on the generic ELF ones.
29721 * config/m68k/uclinux.h (TARGET_VERSION): Override.
29722 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
29724 2007-01-18 Julian Brown <julian@codesourcery.com>
29725 Richard Sandiford <richard@codesourcery.com>
29727 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
29728 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
29729 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
29731 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
29732 80 unconditionally.
29733 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
29735 2007-01-18 Richard Sandiford <richard@codesourcery.com>
29737 * doc/install.texi: Document m68k-uclinuxoldabi.
29738 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
29739 * config/m68k/uclinux-oldabi.h: New file, copied from
29740 config/m68k/uclinux.h.
29742 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
29744 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
29745 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
29746 (m32r_compute_frame_size): Use unsigned for regno.
29747 (m32r_reload_lr): Use gen_frame_mem.
29749 (m32r_output_function_epilogue): Don't output the function epilogue
29751 (m32r_expand_epilogue): New.
29752 (direct_return): Return false if the function has the interrupt
29754 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
29755 * config/m32r/m32r.md (epilogue): New expander.
29756 (return_lr, return_rte): New insns.
29757 (return): Make it expander.
29758 (return_normal): New expander.
29760 2007-01-18 Josh Conner <jconner@apple.com>
29763 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
29764 support for UNLE, UNLT, UNGE, and UNGT.
29766 2007-01-18 Jan Hubicka <jh@suse.cz>
29768 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
29769 * tree-tailcall (add_virtual_phis): Likewise.
29770 (optimize_tail_call): Return TODOs.
29771 (execute_tail_calls): Return TODOs.
29772 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
29773 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
29775 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
29776 Cleanup cfg using TODO.
29777 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
29778 * passes.c (execute_function_todo): When cleanup did something, remove
29780 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
29781 (make_edges): Don't cleanup_cfg.
29783 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
29785 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
29786 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
29787 operate on the top of stack.
29788 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
29789 register handling of instructions that output to the second
29791 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
29792 (move_for_stack_reg): Special-case check for dead destination
29793 stack slot for constant load of 1.0 inside UNSPEC_TAN.
29795 * config/i386/i386.md (UNSPEC_TAN): New constant.
29796 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
29797 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
29798 to correctly model move of constant 1.0 to top stack slot.
29799 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
29800 (unnamed peephole2 pattern): Remove corresponding peephole2
29801 pattern that optimizes tan insn and loading of constant 1.0.
29802 (tanxf2): Use fptanxf4_i387.
29803 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
29804 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
29805 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
29806 disable patterns for SSE math.
29807 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
29808 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
29810 2007-01-18 Dirk Mueller <dmueller@suse.de>
29811 Richard Guenther <rguenther@suse.de>
29814 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
29815 * common.opt (Warray-bounds): Add new warning option.
29816 * c-opts.c (c_common_handle_option): Define -Warray-bounds
29818 * Makefile.in: make tree-vrp.o depend on toplev.h
29819 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
29821 (check_array_refs, check_array_bounds, check_array_ref): New.
29823 2007-01-18 Jan Hubicka <jh@suse.cz>
29825 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
29826 (execute_ssa_ccp): Return flags conditionally.
29827 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
29829 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
29831 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
29833 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
29834 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
29836 * Makefile.c (GTFILES): Add cfglayout.h.
29837 * gengtype.c (open_base_files): Likewise.
29838 * cfglayout.c (cfg_layout_function_footer,
29839 cfg_layout_function_header) Reindent to make gengtype happy.
29840 * cfglayout.h (cfg_layout_function_footer,
29841 cfg_layout_function_header): Add GTY(()) marker.
29843 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
29845 2007-01-18 Ben Elliston <bje@au.ibm.com>
29847 * genautomata.c (write_automata): Include xstrerror output in the
29848 error message if writing the DFA description file fails.
29850 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
29852 * config/mips/mips-protos.h (mips_output_external): Make it
29854 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
29855 * config/mips/mips.c (irix_output_external_libcall): Likewise.
29856 (extern_list): Likewise.
29857 (extern_head): Likewise.
29858 (TARGET_ASM_FILE_END): Likewise.
29859 (mips_file_end): Likewise.
29860 (mips_output_external): Rewritten.
29862 2007-01-18 Ben Elliston <bje@au.ibm.com>
29864 * genpreds.c (write_insn_preds_c): Only write out the function
29865 body for regclass_for_constraint if we have register constraints.
29867 2007-01-17 Tom Tromey <tromey@redhat.com>
29869 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
29870 * doc/install.texi (Testing): Use sourceware.org.
29871 (Binaries): Likewise.
29872 (Specific): Likewise.
29873 * doc/contrib.texi (Contributors): Use sourceware.org.
29875 2007-01-17 Anatoly Sokolov <aesok@post.ru>
29877 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
29878 (AVR_ENHANCED): Rename to ...
29879 (AVR_HAVE_MUL): ... new.
29880 (avr_enhanced_p): Rename to ...
29881 (avr_have_mul_p): ... new.
29882 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
29883 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
29884 * config/avr/avr.c (avr_enhanced_p): Rename to ...
29885 (avr_have_mul_p): ... new.
29886 (base_arch_s): Rename 'enhanced' to 'have_mul'.
29887 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
29888 'avr_enhanced_p' and 'enhanced'.
29889 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
29890 AVR_HAVE_MUL instead of AVR_ENHANCED.
29891 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
29892 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
29893 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
29894 instead of AVR_ENHANCED.
29895 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
29896 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
29897 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
29899 2007-01-17 Ian Lance Taylor <iant@google.com>
29901 * vec.h (VEC_reserve_exact): Define.
29902 (vec_gc_p_reserve_exact): Declare.
29903 (vec_gc_o_reserve_exact): Declare.
29904 (vec_heap_p_reserve_exact): Declare.
29905 (vec_heap_o_reserve_exact): Declare.
29906 (VEC_OP (T,A,reserve_exact)): New static inline function, three
29908 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
29909 negative parameter.
29910 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
29911 (VEC_OP (T,A,copy)) [all versions]: Likewise.
29912 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
29913 * vec.c (calculate_allocation): Add exact parameter. Change all
29915 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
29916 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
29917 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
29918 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
29919 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
29920 (vec_heap_p_reserve_exact): New function.
29921 (vec_heap_o_reserve_exact): New function.
29923 2007-01-17 Jan Hubicka <jh@suse.cz>
29925 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
29927 2007-01-17 Eric Christopher <echristo@apple.com>
29929 * config.gcc: Support core2 processor.
29931 2007-01-16 Jan Hubicka <jh@suse.cz>
29933 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
29934 the names, just unlink the chain so we don't crash on dangling
29938 2007-01-16 Jan Hubicka <jh@suse.cz>
29940 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
29941 * tree-pass.h: Reorder to make IPA passes appear toegher.
29942 (pass_early_inline, pass_inline_parameters, pass_apply_inline):
29944 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
29945 parameters, do not call early inliner.
29946 * ipa-inline.c: Update comments. Include tree-flow.h
29947 (cgraph_decide_inlining): Do not compute inlining parameters.
29948 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
29949 be called with function context set up.
29950 (pass_ipa_inline): Remove unreachable functions before pass.
29951 (cgraph_early_inlining): Simplify assuming to be called from the
29953 (pass_early_inline): New pass.
29954 (cgraph_gate_ipa_early_inlining): New gate.
29955 (pass_ipa_early_inline): Turn into simple wrapper.
29956 (compute_inline_parameters): New function.
29957 (gate_inline_passes): New gate.
29958 (pass_inline_parameters): New pass.
29959 (apply_inline): Move here from tree-optimize.c
29960 (pass_apply_inline): New pass.
29961 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
29963 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
29964 doing them by hand.
29965 (tree_function_versioning): Do not allocate dummy struct function.
29966 * tree-inline.h (optimize_inline_calls): Update prototype.
29967 * tree-optimize.c (execute_fixup_cfg): Export.
29968 (pass_fixup_cfg): Remove
29969 (tree_rest_of_compilation): Do not apply inlines.
29970 * tree-flow.h (execute_fixup_cfg): Declare.
29971 * Makefile.in (gt-passes.c): New.
29972 * passes.c: Include gt-passes.h
29973 (init_optimization_passes): New passes.
29974 (nnodes, order): New static vars.
29975 (do_per_function_toporder): New function.
29976 (execute_one_pass): Dump current pass here.
29977 (execute_ipa_pass_list): Don't dump current pass here.
29979 2007-01-16 Janis Johnson <janis187@us.ibm.com>
29981 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
29982 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
29984 2007-01-16 David Edelsohn <edelsohn@gnu.org>
29986 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
29987 (strong_alias): Define.
29988 (__gcc_qmul): Provide non-FMA for soft-float.
29989 (__gcc_qdiv): Same.
29994 (__gcc_qunord): New.
30004 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
30005 soft-float functions.
30006 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
30007 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
30008 about long double soft float.
30010 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
30011 Tehila Meyzels <tehila@il.ibm.com>
30013 * tree-vectorizer.h (is_pattern_stmt_p): New.
30014 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
30015 formatting (tabs instead of spaces). Cleanup and clarify setting
30016 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
30017 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
30018 (vectorizable_type_demotion): Check that types are integral.
30019 (vectorizable_type_promotion): Likewise.
30020 (vectorizable_store): Fix typo. Eliminate new-line at end of
30023 2007-01-16 Jan Hubicka <jh@suse.cz>
30025 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
30028 2007-01-15 Eric Christopher <echristo@apple.com>
30030 * ifcvt.c: Include vec.h, vecprim.h.
30031 (check_cond_move_block): New argument regs.
30032 Reorganize. Add registers used to regs.
30033 (cond_move_process_if_block): Use regs set above as
30036 2007-01-15 Eric Christopher <echristo@apple.com>
30038 * config/darwin.h: Update copyright.
30039 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
30040 (LINK_COMMAND_SPEC): Add -u.
30041 (LINK_SPEC): Fix umbrella for above.
30043 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
30045 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
30048 2007-01-15 Tom Tromey <tromey@redhat.com>
30050 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
30051 * doc/install.texi (Testing): Don't mention jacks.
30052 (Configuration): Document --enable-java-maintainer-mode. Move
30053 --with-java-home to libgcj-specific section. Document
30055 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
30057 2007-01-15 Jan Hubicka <jh@suse.cz>
30059 * tree-ssa-dce.c (DCE_TODOs): New.
30060 (propagate_necessity): Return if something changed.
30061 (eliminate_unnecessary_stmts): Likewise.
30062 (perform_tree_ssa_dce): Return TODO flags when needed.
30063 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
30065 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
30067 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
30068 (fyl2x_extend<mode>xf3_i387): New insn pattern.
30069 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
30070 patterns using X87MODEF12 mode macro. Extend operand 1
30071 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
30072 (log10<mode>2): Ditto.
30073 (log2<mode>2): Ditto.
30074 (log1p<mode>2): Ditto.
30075 (logb<mode>2): Ditto.
30076 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
30077 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
30078 (*fxtractxf3_i387): Rename from *fxtractxf3.
30079 (fxtract_extend<mode>xf3_i387): New insn pattern.
30080 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
30081 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
30082 and gen_fyl2xxf3_i387().
30084 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
30086 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
30087 * cfgloopmanip.c (fix_loop_placement): Made static. Use
30088 get_loop_exit_edges. Changed return type to bool.
30089 * cfgloop.h (fix_loop_placement): Declaration removed.
30091 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
30093 * param.h (MIN_VECT_LOOP_BOUND): New.
30094 * params.def (MIN_VECT_LOOP_BOUND): New.
30095 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
30096 argument - minimum threshold for number of iterations.
30097 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
30098 argument to declaration.
30099 * tree-vect-analyze.c (vect_analyze_operations): Check value of
30100 MIN_VECT_LOOP_BOUND.
30101 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
30102 slpeel_tree_peel_loop_to_edge with additional argument.
30103 (vect_do_peeling_for_alignment): Likewise.
30104 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
30106 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
30109 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
30110 operands of size 1.
30112 2007-01-14 Jan Hubicka <jh@suse.cz>
30114 * tree-dfa.c (remove_referenced_var): New function.
30115 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
30116 prune referenced vars list too.
30117 * tree-flow.h (remove_referenced_var): Declare.
30119 2007-01-14 Jan Hubicka <jh@suse.cz>
30121 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
30123 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
30124 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
30125 * except.h (verify_eh_throw_table_statements): Kill prototype.
30126 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
30127 into call exrepssions.
30128 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
30130 * tree-cfg.c: Include pointer-set.h.
30131 (verify_node_sharing): Work on pointer set.
30132 (verify_eh_throw_stmt_node): New.
30133 (verify_stmts): Use pointers sets, verify throw_stmt.
30135 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
30137 * ipa-reference.c (analyze_function): Consider also addresses taken
30140 2007-01-12 Roger Sayle <roger@eyesopen.com>
30142 * c-typeck.c (null_pointer_constant_p): Replace use of
30143 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
30144 (build_c_cast): Likewise.
30146 2007-01-12 Roger Sayle <roger@eyesopen.com>
30148 * tree.h (force_fit_type_double): Remove unused final argument.
30149 * c-common.c (constant_expression_warning): Replace use of
30150 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
30151 (convert_and_check): Likewise.
30152 (shorten_compare): Update call to force_fit_type_double.
30153 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
30154 * convert.c (convert_to_pointer): Update call to
30155 force_fit_type_double.
30156 * fold-const.c (force_fit_type_double): Remove overflowed_const
30158 (int_const_binop, fold_convert_const_int_from_int,
30159 fold_convert_const_int_from_real, fold_div_compare,
30160 fold_sign_changed_comparison, fold_unary, fold_negate_const,
30161 fold_abs_const, fold_not_const): Remove the final argument from
30162 calls to force_fit_type_double.
30164 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
30166 * configure.ac: Set insn to "nop" for spu-*-* also.
30167 * configure: Regenerate.
30169 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
30171 * builtins.def : Add BUILT_IN_FREE.
30173 2007-01-12 Jan Hubicka <jh@suse.cz>
30175 PR tree-optimization/30443
30176 * tree-inline.c (tree_function_versioning): Do not optimize when
30177 cloning for inlining.
30179 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
30181 * doc/loop.texi: Document recording of loop exits.
30182 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
30183 (update_single_exits_after_duplication,
30184 update_single_exit_for_duplicated_loop,
30185 update_single_exit_for_duplicated_loops): Removed.
30186 (duplicate_loop_to_header_edge): Do not call
30187 update_single_exits_after_duplication and
30188 update_single_exit_for_duplicated_loops.
30189 (loop_version): Do not update single_exit information.
30190 (fix_loop_structure): Use record_loop_exits instead of
30191 mark_single_exit_loops.
30192 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
30193 the lists of loop exits.
30194 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
30195 split_edge, merge_blocks): Update the lists of loop exits.
30196 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
30197 loop_optimizer_init.
30198 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
30199 of mark_single_exit_loops.
30200 (loop_optimizer_finalize): Call release_recorded_exits.
30201 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
30202 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
30203 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
30204 update single exit information.
30205 * lambda-code.c (perfect_nestify): Ditto.
30206 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
30207 (mark_single_exit_loops): Removed.
30208 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
30209 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
30210 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
30212 (get_loop_exit_edges, single_exit): Use recorded exit lists.
30213 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
30214 (verify_loop_structure): Verify consistency of the exit lists.
30215 (flow_loops_find): Use alloc_loop. Initialize exits hash.
30216 (set_single_exit): Removed.
30217 * cfgloop.h (struct loop_exit): New function.
30218 (struct loop): single_exit_ field replaced by exits field.
30219 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by
30220 LOOPS_HAVE_RECORDED_EXITS.
30221 (struct loops): Added exits hash.
30222 (mark_single_exit_loops, set_single_exit): Declaration removed.
30223 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
30225 2007-01-12 Richard Sandiford <richard@codesourcery.com>
30227 * doc/invoke.texi: Avoid use of @headitem.
30229 2007-01-12 Richard Sandiford <richard@codesourcery.com>
30231 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
30233 2007-01-12 Richard Sandiford <richard@codesourcery.com>
30235 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
30238 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
30239 Richard Sandiford <richard@codesourcery.com>
30241 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
30242 * config/m68k/m68k.opt: Resort options.
30243 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
30245 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
30246 Richard Sandiford <richard@codesourcery.com>
30248 * doc/invoke.texi: Document the macros that are defined by
30249 m68k's -mtune and -mhard-float options.
30250 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
30251 (m68k_cpp_cpu_family): Likewise.
30252 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
30253 of __ucfv*__ macros. Define __mcffpu__ if generating code for
30254 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
30255 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
30256 (m68k_cpp_cpu_family): Likewise.
30258 2007-01-12 Richard Sandiford <richard@codesourcery.com>
30260 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
30261 macros besides mc68000 as tuning macros. Use a switch statement
30262 to set them and mcpu32.
30264 2007-01-12 Julian Brown <julian@codesourcery.com>
30266 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
30267 (TARGET_68040_ONLY): Rename to...
30268 (TARGET_68040): ...this.
30269 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
30270 * config/m68k/m68k.md: Likewise.
30272 2007-01-12 Julian Brown <julian@codesourcery.com>
30273 Nathan Sidwell <nathan@codesourcery.com>
30274 Richard Sandiford <richard@codesourcery.com>
30276 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
30277 the -mcpu= argument associated with the --with-cpu setting.
30278 Define M68K_DEFAULT_TUNE to the default -mtune= option,
30279 if different from the one implied by the -mcpu setting.
30280 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
30281 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
30282 * doc/invoke.texi: Mention ColdFire in the introduction to the
30283 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
30284 -mno-div and -mhard-float options. Make -m68881 a synonym for
30285 -mhard-float. Document the previously-undocumented -m5206e,
30286 -m528x, -m5307 and -m5407 options. Tweak the existing option
30287 documentation for consistency.
30288 * doc/install.texi: Mention new --with-cpu arguments.
30289 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
30290 default CPU if neither -mcpu nor -march are specified.
30291 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
30292 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
30293 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
30294 using m68k_tune to decide between families that implement the
30295 same ISA. Use m68k_tune to set __mcfv4e__.
30296 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
30297 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
30298 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
30299 (FL_ISA_C, FL_ISA_MMU): New macros.
30300 (MASK_COLDFIRE): Delete.
30301 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
30302 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
30303 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
30304 (TARGET_HARD_FLOAT): Do not define here.
30305 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
30306 (TUNE_68000): New macro.
30307 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
30308 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
30309 (TUNE_CFV2): Redefine in terms of m68k_tune.
30310 (uarch_type, target_device, fpu_type): New enums.
30311 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
30312 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
30313 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
30314 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
30315 (FL_FOR_isa_c): New macros.
30316 (m68k_isa): New enum.
30317 (m68k_target_selection): New structure.
30318 (all_devices, all_isas, all_microarchs): New tables.
30319 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
30320 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
30321 (MASK_ALL_CPU_BITS): Delete.
30322 (m68k_find_selection): New function.
30323 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
30324 Map the legacy target options to a combination of the new ones.
30325 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
30326 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
30327 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
30329 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
30330 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
30332 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
30333 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
30334 * config/m68k/m68k-devices.def: New file.
30336 2007-01-12 Richard Sandiford <richard@codesourcery.com>
30337 Nathan Sidwell <nathan@codesourcery.com>
30339 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
30340 (SUBTARGET_EXTRA_SPECS): New macros.
30341 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
30342 use %(asm_cpu_spec) instead.
30343 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
30344 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
30345 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
30346 (EXTRA_SPECS): Rename to...
30347 (SUBTARGET_EXTRA_SPECS): ...this.
30349 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
30350 Richard Sandiford <richard@codesourcery.com>
30351 Julian Brown <julian@codesourcery.com>
30353 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
30354 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
30355 to the configuration's default CPU.
30356 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
30357 Remove default masks.
30358 (m680[012]0-*-*): Set the default with_cpu to the first part of
30360 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
30361 (m68k*-*-linux): Extend the --with-cpu handling to...
30362 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
30363 and m68010. Don't set target_cpu_default2.
30364 * doc/install.texi: Document --with-cpu for m68k.
30365 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
30366 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
30367 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
30368 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
30369 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
30370 (ASM_SPEC): Remove use of %(asm_cpu_default).
30371 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
30372 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
30373 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
30374 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
30375 __HAVE_FPU__ if TARGET_HARD_FLOAT.
30376 (TARGET_DEFAULT): Delete.
30377 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
30378 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
30379 (CPP_CPU_SPEC): Delete.
30380 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
30381 the appropriate string.
30382 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
30383 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
30384 (ASM_SPEC): Don't use %(asm_default_spec).
30385 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
30386 TARGET_DEFAULT and add MASK_68881.
30387 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
30389 2007-01-12 Richard Sandiford <richard@codesourcery.com>
30391 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
30392 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
30393 MASK_68010 alongside MASK_68020.
30394 * doc/invoke.texi: Document -m68010.
30395 * config/m68k/m68k.opt (m68010): New.
30396 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
30398 (TUNE_68010): New macro.
30399 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
30400 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
30401 (M68K_CPU_m68332): Add MASK_68010.
30402 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
30403 fallback definition.
30404 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
30406 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
30407 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
30408 to all entries that use MASK_68020.
30409 (output_move_simode_const, output_move_himode, output_move_qimode)
30410 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
30411 instead of TARGET_68020 to select clr behavior. Remove comment
30412 about there being no TARGET_68010.
30413 * config/m68k/m68k.md: Likewise throughout.
30415 2007-01-12 Julian Brown <julian@codesourcery.com>
30417 * config/m68k/m68k.h (TARGET_ISAB): New macro.
30418 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
30419 * config/m68k/m68k.md: Likewise.
30421 2007-01-12 Julian Brown <julian@codesourcery.com>
30423 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
30424 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
30426 2007-01-12 Julian Brown <julian@codesourcery.com>
30428 * config/m68k/m68k.h (TUNE_68040_60): New macro.
30429 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
30430 * config/m68k/m68k.md: Likewise.
30432 2007-01-12 Julian Brown <julian@codesourcery.com>
30433 Richard Sandiford <richard@codesourcery.com>
30435 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
30436 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
30437 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
30439 (TARGET_CPU32): Rename to...
30440 (TUNE_CPU32): ...this.
30441 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
30442 (TUNE_CFV2): New macros.
30443 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
30444 remove conditions that are implied by TARGET_68020.
30445 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
30446 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
30447 (m68k_output_function_epilogue): Likewise.
30448 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
30449 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
30450 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
30451 non-68000 timings. Refactor multiplication and division costs.
30452 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
30453 TUNE_CPU32 instead of TARGET_CPU32.
30454 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
30455 and TUNE_68060 instead of TARGET_68060.
30456 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
30457 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
30459 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
30460 && !TARGET_COLDFIRE" to choose between moveq and clr.
30461 Likewise in the unnamed movsf pattern.
30462 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
30463 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
30466 2007-01-12 Richard Sandiford <richard@codesourcery.com>
30468 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
30469 of tabbing before backslashes.
30471 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
30473 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
30474 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
30475 (ASM_OUTPUT_INTERNAL_LABEL): Define.
30477 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
30479 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
30480 find_interesting_uses_cond.
30481 (find_interesting_uses_cond): Use extract_cond_operands.
30482 (rewrite_use_compare): Use extract_cond_operands and
30483 force_gimple_operand_bsi. Do not call update_stmt.
30484 (determine_use_iv_cost_condition): Use extract_cond_operands.
30485 Return cheaper of using original bound and changing the exit bound.
30487 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
30489 PR tree-optimization/29516
30490 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
30491 most_expensive_mult_to_index, addr_to_parts,
30492 create_mem_ref, maybe_fold_tmr): Make the type of
30493 fields of TARGET_MEM_REF sizetype.
30494 (move_fixed_address_to_symbol, move_pointer_to_base):
30496 * tree.def (TARGET_MEM_REF): Add comment on types of
30499 2007-01-11 Joseph Myers <joseph@codesourcery.com>
30501 * c-common.c (vector_types_convertible_p): Treat opaque types as
30502 always convertible if they have the same size, but not otherwise.
30504 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
30506 * ifcvt.c (struct noce_if_info): Add comments to the fields.
30507 Remove the b_unconditional field.
30508 (noce_try_sign_mask): Do not look at b_unconditional.
30509 (noce_process_if_block): Do not use merge_if_blocks. Update
30510 the CFG here. Do not set b_unconditional.
30511 (cond_move_process_if_block): Likewise.
30512 (find_cond_trap): Likewise.
30513 (check_cond_move_block): Require simple jump insns at the end
30514 of the basic block.
30516 2007-01-11 Jan Hubicka <jh@suse.cz>
30518 PR tree-optimization/1046
30519 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
30520 when alias info is not ready.
30521 (pass_tail_recursion): Do not require aliasing.
30522 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
30523 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
30524 * tree-ssa-copy.c (pass_copy_prop): Likewise.
30525 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
30526 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
30527 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
30528 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
30530 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
30531 When aliasing is not build, mark statement as volatile.
30533 2007-01-11 Tom Tromey <tromey@redhat.com>
30535 PR preprocessor/15185, PR preprocessor/20989:
30536 * doc/cppopts.texi <-MT>: Update description of algorithm for
30537 computing default target.
30538 <-M, -MD>: Reword "basename" text.
30540 2007-01-11 Roger Sayle <roger@eyesopen.com>
30542 * builtins.c (expand_builtin_pow, expand_builtin_powi,
30543 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
30544 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
30545 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
30546 fold_builtin_bswap, real_constp, fold_builtin_pow,
30547 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
30548 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
30549 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
30550 * convert.c (convert_to_pointer): Likewise.
30551 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
30552 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
30553 const_binop, fold_convert_const_int_from_int,
30554 fold_convert_const_int_from_real,
30555 fold_convert_const_real_from_real, sign_bit_p,
30556 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
30557 fold_sign_changed_comparison, fold_unary, fold_comparison,
30558 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
30559 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
30560 * print-tree.c (print_node_brief, print_node): Likewise.
30561 * stor-layout.c (place_field, layout_type): Likewise.
30562 * tree-chrec.c (keep_cast): Likewise.
30563 * tree.c (build_vector, build_real, build_real_from_int_cst,
30564 build_complex): Likewise.
30566 2007-01-11 Roger Sayle <roger@eyesopen.com>
30568 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
30569 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
30571 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
30573 * configure.ac (strict1_warn): Rename to strict_warn.
30574 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
30575 cc_set_by_configure, quoted_cc_set_by_configure,
30576 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
30577 all_boot_languages, all_stagestuff): Remove.
30578 (target_list): Remove bootstrap targets.
30579 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
30580 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
30581 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
30582 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
30583 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
30584 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
30585 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
30586 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
30587 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
30588 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
30589 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
30590 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
30591 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
30592 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
30593 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
30594 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
30595 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
30596 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
30597 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
30598 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
30599 (mostlyclean): Adjust.
30600 (clean, distclean): Don't mention bootstrap stuff.
30601 * configure: Regenerate.
30602 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
30603 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
30604 treelang/config-lang.in (stagestuff): Remove.
30605 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
30606 stageprofile, stagefeedback, stagestuff): Remove mention.
30608 2007-01-11 Nick Clifton <nickc@redhat.com>
30610 * config/mcore/predicates.md (mcore_general_movesrc_operand):
30612 (mcore_general_movdst_operand): Do not accept CONST_INTs.
30613 (mcore_arith_K_S_operand): Run the test for the S constraint not
30614 the test for the M constraint.
30615 (mcore_addsub_operand): Do not accept integer values that are
30616 larger than 32 bits.
30617 * config/mcore/mcore.md: Remove unused constraints from split.
30618 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
30619 (addsi3): Likewise.
30620 (allocate_stack): Likewise.
30621 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
30622 operands to 32 bits.
30623 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
30625 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
30626 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
30627 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
30628 mcore_output_bclri, mcore_output_andn, output_inline_const,
30629 mcore_output_move, mcore_output_movedouble): Likewise.
30630 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
30631 (output_inline_const): Likewise.
30632 (output_inline_const): Fix format strings used in sprintf
30634 * config/mcore/mcore-protos.h: Update prototypes for changed
30635 functions in mcore.c.
30636 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
30637 HOST_WIDE_INT and not int.
30638 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
30639 CONST_OK_FOR_N): Likewise.
30640 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
30641 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
30644 2007-01-10 Jan Hubicka <jh@suse.cz>
30646 * tree-vrp.c (remove_range_assertions): Release defs.
30647 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
30648 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
30650 2007-01-10 Paul Brook <paul@codesourcery.com>
30652 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
30653 * config/arm/arm.md (mulsi3subsi): New insn.
30655 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
30657 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
30658 (tree_transform_and_unroll_loop): New.
30659 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
30662 2007-01-10 Robert Kennedy <jimbob@google.com>
30664 * fold-const.c (fold_comparison): Fold comparisons like (x *
30665 1000 < 0) to (x < 0).
30667 2007-01-10 Ian Lance Taylor <iant@google.com>
30669 * tree-pretty-print.c (dump_generic_node): Print parentheses when
30670 operands have the same priority.
30672 2007-01-10 Tom Tromey <tromey@redhat.com>
30674 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
30675 (fold_binary): Likewise.
30676 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
30677 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
30678 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
30679 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
30680 * langhooks.h (struct lang_hooks): Removed field
30681 'can_use_bit_fields_p'.
30683 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
30685 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
30687 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
30689 * function.c (get_last_funcdef_no): New function.
30690 * function.h (get_last_funcdef_no): Declare.
30691 * tree-inline.c (initialize_cfun): Add initialization.
30692 (tree_function_versioning): Cleanup.
30694 2007-01-10 Jan Hubicka <jh@suse.cz>
30696 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
30699 2007-01-10 Sa Liu <saliu@de.ibm.com>
30700 Ben Elliston <bje@au.ibm.com>
30702 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
30703 for SAVE_NONLOCAL and Pmode for any other save level.
30704 * spu-protos.h (spu_restore_stack_block): Declare.
30705 * spu.md (save_stack_block): Remove.
30706 (restore_stack_block): Call spu_restore_stack_block.
30707 * spu.c (spu_restore_stack_block): New function.
30708 (spu_expand_epilogue): Remove old comment.
30710 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
30712 PR tree-optimization/30322
30713 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
30714 (cand_value_at): Return the value as aff_tree.
30715 (may_eliminate_iv): Convert the bound from aff_tree to tree.
30716 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
30717 aff_combination_mult): New functions.
30718 (aff_combination_add): Use aff_combination_add_cst.
30719 (aff_combination_convert): Allow conversions to a wider type.
30720 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
30721 * tree-affine.h (aff_combination_mult): Declare.
30723 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
30725 * doc/tm.texi: Update documentation to reflect reality of exec
30726 and start file search behaviours. Update copyright year.
30727 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
30728 header file directories.
30730 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
30732 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
30733 (*cosxf2): Rename to cosxf2_i387.
30734 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
30735 using X87MODEF12 mode macro. Rename patterns to
30736 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
30738 (*cosdf2, *cossf2): Ditto.
30739 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
30740 to match extended input operands.
30741 (sincos<mode>3): New expander.
30742 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
30743 insn patterns and corresponding splitters.
30745 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
30747 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
30748 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
30750 2007-01-09 Nicolas Pitre <nico@cam.org>
30753 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
30755 2007-01-08 Geoffrey Keating <geoffk@apple.com>
30757 * target.h (struct gcc_target): New field library_rtti_comdat.
30758 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
30759 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
30760 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
30761 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
30763 2007-01-08 Geoffrey Keating <geoffk@apple.com>
30765 * doc/invoke.texi (Optimize Options): Correct description of -O0.
30767 2007-01-08 Richard Guenther <rguenther@suse.de>
30769 * tree.h (force_fit_type_double): Export.
30770 (force_fit_type): Remove.
30771 * fold-const.c (force_fit_type_double): New function.
30772 (force_fit_type): Remove.
30773 (int_const_binop): Use it.
30774 (fold_convert_const_int_from_int): Likewise.
30775 (fold_convert_const_int_from_real): Likewise.
30776 (fold_div_compare): Likewise.
30777 (fold_sign_changed_comparison): Likewise.
30778 (fold_unary): Likewise.
30779 (fold_negate_const): Likewise.
30780 (fold_abs_const): Likewise.
30781 (fold_not_const): Likewise.
30782 * c-common.c (shorten_compare): Use force_fit_type_double.
30783 * convert.c (convert_to_pointer): Likewise.
30785 2007-01-08 Richard Guenther <rguenther@suse.de>
30787 * tree.h (build_int_cst_wide_type): Export.
30788 * tree.c (build_int_cst_wide_type): New function.
30789 (build_int_cst_wide): Fix comment.
30790 * builtins.c (fold_builtin_object_size): Use build_int_cst
30791 to build -1 or 0 of the correct type. Use fit_double_type
30792 to check for overflow.
30793 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
30795 (decode_field_reference): Likewise.
30796 (all_ones_mask_p): Likewise.
30797 (native_interpret_int): Use build_int_cst_wide_type.
30798 (fold_binary): Use build_int_cst_type to build an all-ones
30800 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
30802 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
30804 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
30806 2007-01-09 Ben Elliston <bje@au.ibm.com>
30808 * genautomata.c (STATS_OPTION): New option.
30809 (stats_flag): New flag.
30810 (gen_automata_option): Handle it.
30811 (initiate_automaton_gen): Ditto.
30812 (write_automata): Output statistics only if stats_flag is
30813 set. Likewise, output time statistics only if time_flag is set.
30814 * doc/md.texi (Processor pipeline description): Document new flag.
30816 2007-01-08 Richard Guenther <rguenther@suse.de>
30818 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
30819 * tree.c (build_int_cst_type): Likewise.
30820 (size_in_bytes): Don't call force_fit_type on the result.
30821 (int_fits_type_p): Use fit_double_type.
30822 * fold-const.c (fit_double_type): New function.
30823 (force_fit_type): Use it.
30824 * tree.h (fit_double_type): Export.
30826 2007-01-08 Jan Hubicka <jh@suse.cz>
30828 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
30829 * ipa.c (function_and_variable_visibility): Fix return type.
30831 2007-01-08 Richard Guenther <rguenther@suse.de>
30833 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
30834 of offset to build the index.
30835 * tree-pretty-print.c (dump_generic_node): Don't build negated
30836 const just for printing.
30837 * c-pretty-print.c (pp_c_integer_constant): Likewise.
30838 * builtins.c (fold_builtin_int_roundingfn): Check if result
30839 fits the type by using force_fit_type and comparing the result.
30840 * predict.c (predict_loops): Use compare_tree_int for comparison.
30841 * tree.c (build_int_cst): Fall back to integer_type_node for
30843 (build_int_cst_wide): Assert type is non-null.
30845 2007-01-08 Roberto Costa <roberto.costa@st.com>
30847 * tree-vrp.c (extract_range_from_cond_expr): New.
30848 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
30849 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
30851 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
30852 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
30853 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
30854 used as expressions.
30855 * tree-object-size.c (cond_expr_object_size): New.
30856 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
30858 2007-01-08 Jan Hubicka <jh@suse.cz>
30860 * tree-ssa-forwprop.c (forward_propagate_into_cond,
30861 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
30864 2007-01-08 Richard Guenther <rguenther@suse.de>
30866 PR tree-optimization/23603
30867 * tree-vrp.c (set_value_range_to_truthvalue): New function.
30868 (extract_range_from_binary): Fall back to truthvalue instead of
30869 varying for TRUTH_*_EXPR.
30870 (extract_range_from_comparison): Fall back to truthvalue instead of
30872 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
30873 if all visited PHI values were constant.
30875 2007-01-08 Jan Hubicka <jh@suse.cz>
30877 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
30878 (cgraph_analyze_function): break out from ...
30879 (cgraph_finalize_compilation_unit): ... here.
30880 (cgraph_expand_function): Remove forgoten commented out line.
30881 (cgraph_optimize): Analyze functions.
30883 2007-01-08 Jan Hubicka <jh@suse.cz>
30885 * tree-pas.h (TODO_remove_function): New flag.
30886 (TODO_update*): Renumber.
30887 (pass_ipa_increase_alignment,
30888 pass_ipa_function_and_variable_visibility): New passes.
30889 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
30890 (cgraph_function_and_variable_visibility): Move to ipa.c
30891 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
30892 cgraph_increase_alignment.
30893 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
30894 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
30895 calling tree-inline.
30896 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
30897 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
30898 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
30899 (gate_increase_alignment): New function.
30900 (pass_ipa_increase_alignment): New pass.
30901 * ipa.c: Inline tree-pass.h and timevar.h
30902 (function_and_variable_visibility): Move here from cgraphunit.c
30903 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
30904 * passes.c (init_optimization_passes): Add the two new passes.
30905 (execute_todo): Handle cgraph_remove_functions.
30907 2007-01-08 Nick Clifton <nickc@redhat.com>
30909 * config/frv/predicates.md (reg_or_0_operand): Accept
30912 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
30914 * config/bfin/rtems.h, config/bfin/t-rtems: New.
30915 * config.gcc: Add bfin*-rtems*.
30917 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
30919 * c.opt: Add -flax-vector-conversions.
30920 * c-typeck.c (convert_for_assignment): Pass flag to
30921 vector_types_convertible_p to allow emission of note.
30922 (digest_init): Likewise.
30923 * c-opts.c: Handle -flax-vector-conversions.
30924 * c-common.c (flag_lax_vector_conversions): New.
30925 (vector_types_convertible_p): Unless -flax-vector conversions
30926 has been passed, disallow conversions between vectors with
30927 differing numbers of subparts and/or element types. If such
30928 a conversion is disallowed, possibly emit a note on the first
30929 occasion only to inform the user of -flax-vector-conversions.
30930 The new last argument specifies this.
30931 * c-common.h (flag_lax_vector_conversions): New.
30932 (vector_types_convertible_p): Add extra argument.
30933 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
30934 char_type_node for V*QI type vectors.
30935 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
30936 Update to satisfy new typechecking rules.
30937 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
30938 C and C++ variants.
30939 * doc/invoke.texi (C Dialect Options): Document
30940 -flax-vector-conversions.
30942 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
30944 PR tree-optimization/29877
30945 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
30946 a register variable on the RHS to not be replaceable.
30948 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
30949 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
30950 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
30951 const_simm15, const_pow2, const_npow2): Added.
30952 * config/score/misc.md (insv, extv, extzv, movmemsi,
30953 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
30954 * config/score/score.c (score_address_cost, score_select_cc_mode):
30956 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
30957 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
30958 Update score_print_operand.
30959 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
30960 Adjust register allocate order and update some macro define.
30961 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
30962 mdx_block_move_straight, mdx_block_move_loop_head,
30963 mdx_block_move_loop_body, mdx_block_move_loop_foot,
30964 mdx_block_move_loop, mdx_block_move): Added.
30965 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
30966 mdp_limm): Updated and fix some bug and typo.
30967 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
30968 (movsf, movdf, doloop_end): Added.
30970 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
30972 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
30973 config/arm/thumb2.md: Fix comment typos.
30974 * doc/extend.texi: Fix a typo.
30976 2007-01-07 Eric Christopher <echristo@apple.com>
30978 * configure.ac: Check for __stack_chk_fail for darwin.
30979 * configure: Regenerate.
30981 2007-01-07 Richard Guenther <rguenther@suse.de>
30983 * tree-vrp.c (extract_range_from_assert): CSE calls to
30984 compare_values where possible.
30985 (extract_range_from_unary_expr): Likewise.
30987 2007-01-07 Anatoly Sokolov <aesok@post.ru>
30989 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
30990 * config/avr/avr.c (call_insn_operand): Delete function.
30991 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
30992 instead of register number. Use predicates.
30993 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
30994 call_insn_operand): Add.
30996 2007-01-06 Jan Hubicka <jh@suse.cz>
30998 * tree-pass.h (pass_build_cgraph_edges): Declare.
30999 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
31000 (visited_nodes): Remove.
31001 (cgraph_create_edges): Move to cgraphbuild.c; rename to
31002 build_cgrpah_edges; make visited_nodes local.
31003 (cgraph_process_new_functions): DO not call initialize_inline_failed.
31004 (record_references_in_initializer): Move to cgraphbuild.c
31005 (initialize_inline_failed, rebuild_cgraph_edges,
31006 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
31007 (verify_cgraph_node): Make visited_nodes local.
31008 (cgraph_analyze_function): Do not call cgraph_create_edges and
31009 initialize_inline_failed.
31010 (cgraph_expand_function): Do not call cgraph_lower_function;
31011 assert that function is already lowered.
31012 * Makefile.in (cgraphbuild.o): New.
31013 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
31014 at the end of lowering passes.
31016 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
31018 * ifcvt.c (cond_move_convert_if_block): New function, code
31019 factored out from...
31020 (cond_move_process_if_block): ...here. Call the new function
31021 on the THEN and ELSE blocks.
31022 (merge_if_block): Do not copy global_live_at_end, merge_blocks
31023 already takes care of this.
31025 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
31028 * tree.h (TREE_OVERFLOW_P): New.
31029 * c-typeck.c (parser_build_unary_op): Warn only if result
31030 overflowed and operands did not.
31031 (parser_build_binary_op): Likewise.
31032 (convert_for_assignment): Remove redundant overflow_warning.
31033 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
31035 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
31037 * c-typeck.c (store_init_value): Split over two lines to follow
31038 the GNU coding style.
31040 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
31042 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
31043 __GXX_EXPERIMENTAL_CXX0X__.
31044 * doc/cpp.texi: Same.
31046 2007-01-05 Richard Guenther <rguenther@suse.de>
31048 PR middle-end/27826
31049 * tree.c (get_narrower): Do not construct COMPONENT_REFs
31050 with mismatched types. Instead explicitly build a
31051 conversion NOP_EXPR.
31053 2007-01-05 Ian Lance Taylor <iant@google.com>
31055 * c-common.c (decl_with_nonnull_addr_p): New function.
31056 (c_common_truthvalue_conversion): Call it.
31057 * c-typeck.c (build_binary_op): Likewise.
31058 * c-common.h (decl_with_nonnull_addr_p): Declare.
31060 2007-01-05 Jakub Jelinek <jakub@redhat.com>
31063 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
31066 2007-01-05 Joel Brobecker <brobecker@adacore.com>
31068 * doc/install.texi (Final install): Document the fact that
31069 the GNAT runtime should not be stripped.
31071 2007-01-04 Jan Hubicka <jh@suse.cz>
31073 * tree-inline.c (fold_marked_statements): Update operand caches
31074 and EH after folding
31076 2007-01-04 Ian Lance Taylor <iant@google.com>
31078 * c-common.c (check_function_nonnull): Whitespace fix.
31080 2007-01-04 Jan Hubicka <jh@suse.cz>
31082 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
31083 comitted older version of patch.
31084 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
31085 function, celanup cfg and collect garbage.
31087 2007-01-04 Mike Stump <mrs@apple.com>
31089 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
31092 2007-01-04 Eric Christopher <echristo@apple.com>
31094 * libgcc2.c (__bswapsi2): Use SItype.
31095 (__bswapdi2): Use DItype.
31096 * libgcc2.h: Update for above.
31098 2007-01-04 Paul Brook <paul@codesourcery.com>
31100 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
31101 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
31102 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
31103 umulsidi3, umulsidi3adddi, smulsi3_highpart,
31104 umulsi3_highpart): Make conditional on !arm_arch6.
31105 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
31106 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
31107 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
31108 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
31109 umulsi3_highpart_v6): New insns.
31111 2007-01-04 Roger Sayle <roger@eyesopen.com>
31113 * fold-const.c (fold_convert): When casting an expression to void,
31114 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
31115 have a type. Instead of attempting to build a NOP_EXPR, return
31116 these "special" trees directly.
31118 2007-01-04 Joseph Myers <joseph@codesourcery.com>
31120 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
31121 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
31122 rs6000_cost->fp not 0 as adjustment for outer NEG.
31124 2007-01-04 Jan Hubicka <jh@suse.cz>
31126 * cgraph.c (cgraph_release_function_body): New function.
31127 (cgraph_remove_node): Use it.
31128 * cgraph.h (cgraph_release_function_body): Declare.
31129 * cgraphunit.c (cgraph_expand_function): Use it.
31130 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
31131 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
31132 is initialized and while compilation of other function is running.
31133 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
31134 statement CFG annotations from here to ...
31135 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
31137 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
31139 * cfgloop.h (enum li_flags): Make the constants powers of two.
31141 2007-01-04 Jan Hubicka <jh@suse.cz>
31143 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
31145 (fold_marked_statements): New function.
31146 (optimize_inline_calls, tree_function_versioning): Fold new statements.
31147 * tree-inline.h (copy_body_data): Add statements_to_fold.
31149 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
31151 * config.gcc: Mention libgcc/config.host.
31152 * Makefile.in: Update comments mentioning libgcc.
31153 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
31154 (all.cross, start.encap, rest.encap, rest.cross): Update
31155 dependencies for libgcc move.
31156 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
31157 (clean-target, clean-target-libgcc): Delete.
31158 (srcdirify, GCC_EXTRA_PARTS): New macros.
31159 (libgcc-support, libgcc.mvars): New rules.
31160 (distclean): Remove mention of mklibgcc.
31161 (install): Don't reference INSTALL_LIBGCC.
31162 (install-common): Don't reference EXTRA_PARTS.
31163 (install-libgcc, install-multilib): Delete rules.
31164 * mklibgcc.in: Delete file.
31165 * doc/configfiles.texi: Don't mention mklibgcc.
31167 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
31168 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
31169 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
31170 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
31171 (mklibgcc, ldblspecs): Likewise.
31173 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
31174 (posixpre.def): Use $(T).
31175 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
31176 (SHLIB_SRC, SHLIB_INSTALL): Delete.
31177 (SHLIB_LINK): Make dummy.
31178 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
31180 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
31182 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
31183 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
31184 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
31185 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
31187 * configure.ac (all_outputs): Remove mklibgcc.
31188 * configure: Regenerated.
31190 2007-01-03 Josh Conner <jconner@apple.com>
31192 PR middle-end/29683
31193 * calls.c (compute_argument_addresses): Set stack and stack_slot
31194 for partial args, too.
31195 (store_one_arg): Use locate.size.constant for the size when
31196 generating a save_area.
31198 2007-01-03 Robert Kennedy <jimbob@google.com>
31200 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
31201 whose definitions are deleted due to basic block merging.
31203 2007-01-03 Paul Brook <paul@codesourcery.com>
31206 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
31208 (use_return_insn): Return 0 for Thumb interrupt functions.
31209 (print_multi_reg): Add rfe argument for IRQ returns.
31210 (arm_output_epilogue): Pop interrupt return address directly into PC.
31211 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
31213 2007-01-03 Paul Brook <paul@codesourcery.com>
31215 Merge from sourcerygxx-4_1.
31216 * config/arm/thumb2.md: New file.
31217 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
31219 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
31220 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
31221 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
31222 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
31224 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
31225 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
31227 * config/arm/ieee754-sf.S: Ditto.
31228 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
31229 (thumb1_base_register_rtx_p): ... to this.
31230 (thumb_index_register_rtx_p): Rename...
31231 (thumb1_index_register_rtx_p): ... to this.
31232 (thumb_output_function_prologue): Rename...
31233 (thumb1_output_function_prologue): ... to this.
31234 (thumb_legitimate_address_p): Rename...
31235 (thumb1_legitimate_address_p): ... to this.
31236 (thumb_rtx_costs): Rename...
31237 (thumb1_rtx_costs): ... to this.
31238 (thumb_compute_save_reg_mask): Rename...
31239 (thumb1_compute_save_reg_mask): ... to this.
31240 (thumb_final_prescan_insn): Rename...
31241 (thumb1_final_prescan_insn): ... to this.
31242 (thumb_expand_epilogue): Rename...
31243 (thumb1_expand_epilogue): ... to this.
31244 (arm_unwind_emit_stm): Rename...
31245 (arm_unwind_emit_sequence): ... to this.
31246 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
31247 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
31248 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
31249 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
31250 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
31251 thumb2_output_casesi): New functions.
31252 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
31253 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
31254 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
31255 THUMB2_WORK_REGS): Define.
31256 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
31257 arm_condexec_mask, arm_condexec_masklen)): New variables.
31258 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
31259 (arm_override_options): Check new CPU capabilities.
31260 Set new architecture flag variables.
31261 (arm_isr_value): Handle v7m interrupt functions.
31262 (user_return_insn): Return 0 for v7m interrupt functions. Handle
31264 (const_ok_for_arm): Handle Thumb-2 constants.
31265 (arm_gen_constant): Ditto. Use movw when available.
31266 (arm_function_ok_for_sibcall): Return false for v7m interrupt
31268 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
31269 (thumb_find_work_register, arm_load_pic_register,
31270 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
31271 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
31272 print_multi_reg, output_mov_long_double_fpa_from_arm,
31273 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
31274 output_mov_double_fpa_from_arm, output_move_double,
31275 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
31276 output_return_instruction, arm_output_function_prologue,
31277 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
31278 arm_output_mi_thunk, thumb_set_return_address): Ditto.
31279 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
31280 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
31281 (arithmetic_instr, shift_op): Use arm_shift_nmem.
31282 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
31284 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
31285 (thumb_expand_prologue): Use thumb_set_frame_pointer.
31286 (arm_file_start): Output directive for unified syntax.
31287 (arm_unwind_emit_set): Handle stack alignment instruction.
31288 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
31289 Add v6t2, v7, v7a, v7r and v7m.
31290 (RETLDM): Add Thumb-2 code.
31291 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
31292 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
31293 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
31294 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
31295 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
31296 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
31297 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
31298 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
31299 ADJUST_INSN_LENGTH): Define.
31300 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
31301 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
31302 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
31303 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
31304 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
31305 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
31306 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
31307 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
31308 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
31309 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
31310 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
31311 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
31312 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
31313 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
31314 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
31315 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
31316 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
31318 * config/arm/arm-tune.md: Regenerate.
31319 * config/arm/arm-protos.h: Update prototypes.
31320 * config/arm/vfp.md: Enable patterns for Thumb-2.
31321 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
31322 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
31323 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
31324 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
31325 * config/arm/libunwind.S: Add Thumb-2 code.
31326 * config/arm/constraints.md: Update include Thumb-2.
31327 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
31328 * config/arm/ieee754-df.S: Ditto.
31329 * config/arm/bpabi.S: Ditto.
31330 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
31331 * config/arm/predicates.md (low_register_operand,
31332 low_reg_or_int_operand, thumb_16bit_operator): New.
31333 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
31334 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
31335 * config/arm/t-arm-elf: Add armv7 multilib.
31336 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
31338 (UNSPEC_STACK_ALIGN, ce_count): New.
31339 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
31340 arm_zero_extendsidi2, arm_zero_extendqidi2): New
31342 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
31343 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
31344 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
31345 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
31346 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
31347 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
31349 * doc/extend.texi: Document ARMv7-M interrupt functions.
31350 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
31352 2007-01-03 Jakub Jelinek <jakub@redhat.com>
31354 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
31355 (struct _Unwind_Context): Rename args_size to flags, remove
31356 signal_frame field, add a new args_size field and version field.
31357 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
31358 _Unwind_IsExtendedContext): New inline functions.
31359 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
31360 Assume by_value array is only present if _Unwind_IsExtendedContext.
31361 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
31362 _Unwind_IsSignalFrame.
31363 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
31364 (uw_update_context_1): Use _Unwind_SetSignalFrame.
31365 (uw_init_context_1): Initialize context->flags to
31366 EXTENDED_CONTEXT_BIT.
31367 * config/rs6000/linux-unwind.h (frob_update_context): Use
31368 _Unwind_SetSignalFrame.
31370 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
31372 PR middle-end/30353
31373 * gimplify.c (gimplify_modify_expr_complex_part): Move below
31374 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
31377 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
31379 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
31380 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
31381 RET, AT_SP): Remove.
31382 * config/i386/i386.md (*sse_prologue_save_insn): Use return
31385 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
31386 * cfgbuild.c (find_basic_blocks): Likewise.
31387 * cfgrtl.c (rtl_create_basic_block): Likewise.
31388 * function.c (temp_slots_at_level): Likewise.
31389 * reg-stack.c (stack_regs_mentioned): Likewise.
31390 * regclass.c (allocate_reg_info): Likewise.
31391 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
31392 set_bb_for_stmt, move_block_to_fn): Likewise.
31393 * tree-complex.c (tree_lower_complex): Likewise.
31394 * vec.h (VEC_safe_grow_cleared): New.
31396 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
31398 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
31400 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
31401 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
31403 * cfgloopmanip.c (scale_loop_frequencies): Export.
31404 (loopify): Scale the frequencies by prescribed coefficients.
31405 (set_zero_probability): New function.
31406 (duplicate_loop_to_header_edge): Improve updating of frequencies.
31407 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
31408 and frequencies according to arguments.
31409 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
31411 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
31412 * modulo-sched.c (sms_schedule): Set probabilities for entering
31413 versioned loop correctly.
31414 * tree-vect-transform.c (vect_transform_loop): Ditto.
31415 * cfgloop.h (loopify, loop_version): Declaration changed.
31416 (scale_loop_frequencies): Declared.
31418 2007-01-02 Jan Hubicka <jh@suse.cz>
31420 * cgraph.c: Include tree-flow.h
31421 (cgraph_add_new-function): Handle IPA_SSA mode; execute
31422 early_local_passes.
31423 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
31424 * tree-pass.h (pass_all_early_optimizations): Declare.
31425 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
31426 early_local_passes.
31427 (cgraph_analyze_function): Do early_local_passes.
31428 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
31429 Do not add referenced vars.
31430 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
31432 (gate_all_early_local_passes): New gate.
31433 (pass_early_local_passes): Use new gate.
31434 (execute_early_local_optimizations): New functions.
31435 (gate_all_early_optimizations): New gate.
31436 (pass_all_early_optimizations): New pass.
31437 (execute_free_datastructures): Free SSA only when initialized.
31438 (gate_init_datastructures): Init only when optimizing.
31439 (tree_lowering_passes): Do early local passes when called late.
31440 * tree-profile.c (do_tree_profiling): Don't profile functions added
31442 (do_early_tree_profiling, pass_early_tree_profile): Kill.
31443 * tree-cfg.c (update_modified_stmts): Do not update when operands are
31445 * passes.c (init_optimizations_passes): Reorder so we go into SSA
31446 during early_local_passes.
31447 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
31450 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
31452 * Makefile.in: Update copyright year.
31454 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
31456 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
31457 in $(lang_checks) and check-consistency targets.
31459 2007-01-02 Jan Hubicka <jh@suse.cz>
31461 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
31462 Do not add referenced vars.
31463 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
31465 * passes.c (init_optimization_passes): Put mudflap_2 after
31466 free_datastructures.
31468 2007-01-02 Jan Hubicka <jh@suse.cz>
31470 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
31471 Set NOTHROW flag on call statements proved to be nothrow.
31472 Update statement of local calls so new pure/const functions are
31473 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
31475 (tree_rest_of_compilation): Register hooks and initialize bitmap
31476 early. Do not set after_inlining flag.
31478 2007-01-02 Steve Ellcey <sje@cup.hp.com>
31480 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
31481 HOST_BITS_PER_LONGLONG
31483 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
31486 * c-typeck.c (store_init_value): Don't emit pedantic overflow
31487 warning for non-static initializers.
31489 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
31491 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
31492 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
31493 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
31494 Always use set_unique_reg_note to add REG_EQUAL notes.
31496 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
31499 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
31501 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
31502 * cfgbuild.c (find_basic_blocks): Likewise.
31503 * cfgrtl.c (rtl_create_basic_block): Likewise.
31504 * function.c (temp_slots_at_level): Likewise.
31505 * reg-stack.c (stack_regs_mentioned): Likewise.
31506 * regclass.c (allocate_reg_info): Likewise.
31507 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
31508 set_bb_for_stmt, move_block_to_fn): Likewise.
31509 * tree-complex.c (tree_lower_complex): Likewise.
31510 * vec.h (VEC_safe_grow_cleared): New.
31512 2007-01-02 Ian Lance Taylor <iant@google.com>
31514 * c-common.c (c_common_truthvalue_conversion): When warning about
31515 using an assignment as a truth value, set TREE_NO_WARNING.
31517 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
31520 * c.opt (Wold-style-declaration): New.
31521 * doc/invoke.texi (C-only Warning Options): New.
31522 (Wold-style-declaration): Document it.
31523 (Wextra): Enabled by -Wextra.
31524 * c-opts.c (c_common_post_options): Enabled by -Wextra.
31525 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
31526 -Wold-style-declaration.
31528 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
31530 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
31531 * cfgbuild.c (find_basic_blocks): Likewise.
31532 * cfgrtl.c (rtl_create_basic_block): Likewise.
31533 * function.c (temp_slots_at_level): Likewise.
31534 * reg-stack.c (stack_regs_mentioned): Likewise.
31535 * regclass.c (allocate_reg_info): Likewise.
31536 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
31537 set_bb_for_stmt, move_block_to_fn): Likewise.
31538 * tree-complex.c (tree_lower_complex): Likewise.
31539 * vec.h (VEC_safe_grow_cleared): New.
31541 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
31543 * c-common.c (c_common_nodes_and_builtins): Since variants of
31544 void_type_node get built before it is given a name, we need to
31545 give those variants the name, too.
31546 (complete_array_type): We need to work with the canonical main
31547 type of the array, from which we will build the qualified version.
31548 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
31549 * print-tree.c (print_node): Display canonical type information
31551 * stor-layout.c (layout_type): When we don't know the
31552 alignment of a type for which we're building an array, we end up
31553 guessing wrong, so make the type require structural equality.
31554 * tree.c (make_node_stat): When we build a new type, it is its
31555 own canonical type.
31556 (build_type_attribute_qual_variant): When building an attribute
31557 variant, its canonical type is the non-attribute variant. However,
31558 if the attributes are target-dependent and they differ, we need to
31559 use structural equality checks for this type.
31560 (build_qualified_type): A qualified type is not equivalent to its
31561 unqualified variant; set the canonical type appropriately.
31562 (build_distinct_type_copy): When building a distinct type from
31563 another type, the new type is its own canonical type.
31564 (build_variant_type_copy): When building a new type variant, we
31565 assume that it is equivalent to the original type.
31566 (build_pointer_type_for_mode): When building a pointer type, also
31567 build a canonical type pointer.
31568 (build_reference_type_for_mode): When building a reference type,
31569 also build a canonical type reference.
31570 (build_index_type): When we can't hash an index type (e.g.,
31571 because its maximum value is negative), the index type requires
31572 structural equality tests.
31573 (build_array_type): Build the canonical form of an array type.
31574 (build_function_type): Function types require structural equality,
31575 because they contain default arguments, attributes, etc.
31576 (build_method_type_directly): Ditto for method types.
31577 (build_offset_type): Build the canonical offset type.
31578 (build_complex_type): Build the canonical vector type.
31579 (make_vector_type): Build the canonical vector type.
31580 * tree.h (TYPE_CANONICAL): New.
31581 (TYPE_STRUCTURAL_EQUALITY_P): New.
31582 (SET_TYPE_STRUCTURAL_EQUALITY): New.
31583 (struct tree_type): Added "canonical" field.
31584 * params.h (VERIFY_CANONICAL_TYPES): New.
31585 * doc/c-tree.texi (TYPE_CANONICAL): Document.
31586 (TYPE_STRUCTURAL_EQUALITY_P): Document.
31587 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
31588 * doc/invoke.texi (verify-canonical-types): Document --param
31589 parameter for verifying canonical types.
31591 2007-01-02 Joseph Myers <joseph@codesourcery.com>
31593 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
31594 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
31595 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
31596 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
31598 * config/rs6000/e500.h: New.
31599 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
31600 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
31602 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
31603 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
31604 TARGET_E500_DOUBLE): Remove.
31605 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
31606 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
31607 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
31608 * config/rs6000/rs6000.c (rs6000_override_options): Use
31609 CHECK_E500_OPTIONS.
31611 2007-01-02 Joseph Myers <joseph@codesourcery.com>
31613 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
31614 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
31615 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
31616 rs6000_emit_cmove): Don't check TARGET_E500.
31617 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
31618 sordered): Don't check TARGET_E500.
31620 2007-01-01 Eric Christopher <echristo@apple.com>
31622 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
31623 HARD_REGISTER_NUM_P.
31625 2007-01-01 Roger Sayle <roger@eyesopen.com>
31627 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
31628 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
31629 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
31632 2007-01-01 Mike Stump <mrs@apple.com>
31634 * configure.ac: Remove support for building with Apple's gcc-3.1.
31636 2007-01-02 Joseph Myers <joseph@codesourcery.com>
31638 PR middle-end/30311
31639 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
31640 REG is a hard register. Do not modify REG before calling
31642 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
31643 multiple of the size of YMODE for certain lowpart cases.
31645 2007-01-01 Andrew Pinski <pinskia@gmail.com>
31647 PR middle-end/30253
31648 * gimplify (voidify_wrapper_expr): Update for
31649 GIMPLE_MODIFY_STMT.
31651 2007-01-01 Andreas Schwab <schwab@suse.de>
31654 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
31655 save of BR0 in extra_spill_size instead of spill_size.
31656 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
31658 (ia64_expand_epilogue): Restore BR0 from its new location.
31660 2007-01-01 Andrew Pinski <pinskia@gmail.com>
31662 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
31663 Use a temporary variable if the left hand side is not a gimple
31666 2007-01-01 Andrew Pinski <pinskia@gmail.com>
31668 * gimplify.c (gimplify_return_expr): Make the temporary variable
31669 for the return expression, a gimple register variable.
31671 2007-01-01 Jan Hubicka <jh@suse.cz>
31673 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
31676 2007-01-01 Mike Stump <mrs@apple.com>
31678 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
31680 * config/darwin.c (machopic_select_rtx_section): Use
31681 HAVE_GAS_LITERAL16.
31682 (darwin_mergeable_constant_section): Likewise.
31683 * configure: Regenerate.
31684 * config.in: Regenerate.
31686 2007-01-01 Jan Hubicka <jh@suse.cz>
31687 Andrew Pinski <pinskia@gmail.com>
31689 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
31690 before starting IPA passes.