1 2007-11-03 Jakub Jelinek <jakub@redhat.com>
4 * haifa-sched.c (ok_for_early_queue_removal): Don't walk out of the
7 2007-11-02 Jakub Jelinek <jakub@redhat.com>
9 * config/ia64/ia64.c (struct reg_write_state): Change into
10 unsigned short bitfields rather than unsigned int, decrease
11 first_pred to just 10 bits.
12 (rws_insn): Change into a bitmap or if not ENABLE_CHECKING
14 (rws_insn_set, rws_insn_test): New functions.
15 (in_safe_group_barrier): New variable.
16 (rws_update): Remove first argument, always set rws_sum array.
17 (rws_access_regno): Use rws_insn_set macro. Only call rws_update
18 or update rws_sum if !in_safe_group_barrier, adjust rws_update
20 (rtx_needs_barrier): Use rws_insn_test macro.
21 (safe_group_barrier_needed): Don't save/restore rws_sum array,
22 instead set/clear in_safe_group_barrier flag.
24 2007-11-02 Bob Wilson <bob.wilson@acm.org>
26 * config/xtensa/xtensa.c (xtensa_expand_prologue): Put a
27 REG_FRAME_RELATED_EXPR note on the last insn that sets up the stack
28 pointer or frame pointer.
29 * config/xtensa/xtensa.h (DWARF_UNWIND_INFO): Delete.
30 (MUST_USE_SJLJ_EXCEPTIONS): Define.
31 (DWARF2_UNWIND_INFO): Define.
32 (INCOMING_RETURN_ADDR_RTX): Define.
33 (DWARF_FRAME_RETURN_COLUMN): Define.
35 2007-11-02 Tom Tromey <tromey@redhat.com>
37 * varpool.c (dump_varpool): Use 'next', not 'next_needed' when
40 2007-11-02 Diego Novillo <dnovillo@google.com>
42 * langhooks.h (struct lang_hooks_for_callgraph): Remove third
43 argument from function pointer ANALYZE_EXPR. Update all
45 * cgraph.c (debug_cgraph_node): New.
48 2007-11-02 Jakub Jelinek <jakub@redhat.com>
50 PR rtl-optimization/33648
51 * cfgrtl.c (cfg_layout_split_edge): Initialize BB_PARTITION of
52 the newly created basic block.
54 2007-11-01 Richard Guenther <rguenther@suse.de>
56 * ggc-page.c (extra_order_size_tab): Add bitmap_head size.
58 2007-11-01 Steven Bosscher <stevenb.gcc@gmail.com>
60 PR rtl-optimization/33828
61 * gcse.c (compute_code_hoist_vbeinout): Fix order of computation
64 2007-11-01 Eric Botcazou <ebotcazou@libertysurf.fr>
66 * optabs.c (prepare_cmp_insn): Merge a couple of conditional blocks.
67 * sched-rgn.c (compute_trg_info): Zero 'el' local variable.
68 * tree-if-conv.c (process_phi_nodes): Zero 'cond' local variable.
70 2007-11-01 Nathan Sidwell <nathan@codesourcery.com>
72 * gcc.c (getenv_spec_function): Escape the environment variable's
75 2007-11-01 Janis Johnson <janis187@us.ibm.com>
77 * doc/invoke.texi (Optimize Options): Under -fcse-follow-jumps,
78 show that CSE means common subexpression elimination. Change wording
79 for -fsee and define LCM. Remove capitalization of optimizations
80 for -ftree-reassoc, -ftree-pre, and -ftree-fre.
82 2007-11-01 Janis Johnson <janis187@us.ibm.com>
85 * doc/sourcebuild.texi (Test Directives): Document that xfail
86 has no effect for dg-do except when dg-do-what is "run".
88 2007-11-01 Tom Tromey <tromey@redhat.com>
90 * c-decl.c (grokdeclarator): Set decl source locations.
91 * c-parser.c (c_parser_enum_specifier): Set location.
92 (c_parser_struct_or_union_specifier): Likewise.
94 2007-11-01 Tom Tromey <tromey@redhat.com>
96 * print-tree.c (print_node): Print column number.
98 2007-11-01 Jakub Jelinek <jakub@redhat.com>
101 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
102 gen_decl_die): Use TREE_TYPE (TREE_TYPE (decl)) as type
103 rather than TREE_TYPE (decl) if DECL_BY_REFERENCE (decl).
105 PR rtl-optimization/33673
106 * gcse.c (cprop_jump): If a conditional jump has been optimized
107 into unconditional jump, make the remaining normal edge fallthru
108 and delete the jump insn.
110 2007-11-01 Ben Elliston <bje@au.ibm.com>
112 * emit-rtl.c (set_reg_attrs_from_mem): Clarify function comment.
113 (set_mem_attrs_from_reg): Likewise.
115 2007-11-01 Michael Matz <matz@suse.de>
117 PR tree-optimization/33961
118 * tree-ssa-phiopt.c (struct name_to_bb.store): New member.
119 (name_to_bb_hash, name_to_bb_eq): Consider and check it.
120 (add_or_mark_expr): New argument 'store', using it to search
122 (nt_init_block): Adjust calls to add_or_mark_expr.
124 2007-10-31 Jakub Jelinek <jakub@redhat.com>
127 * config/i386/i386.md (pushsf_rex64): Use X instead of < constraints
128 for the first push_operand.
130 2007-10-31 Revital Eres <eres@il.ibm.com>
132 * config/rs6000/paired.md (sminv2sf3, smaxv2sf3, reduc_smax_v2sf,
133 reduc_smin_v2sf vec_interleave_highv2sf, vec_interleave_lowv2sf,
134 vec_extract_evenv2sf, vec_extract_oddv2sf, reduc_splus_v2sf,
135 movmisalignv2sf, vcondv2sf): New.
136 (UNSPEC_INTERHI_V2SF, UNSPEC_INTERLO_V2SF, UNSPEC_EXTEVEN_V2SF,
137 UNSPEC_EXTODD_V2SF): Define new constants.
138 * config/rs6000/rs6000-protos.h (paired_expand_vector_move,
139 paired_emit_vector_cond_expr): New.
140 * config/rs6000/rs6000-c.c (__PAIRED__): Add new builtin_define.
141 * config/rs6000/rs6000.c (paired_expand_vector_move,
142 paired_emit_vector_cond_expr, paired_emit_vector_compare):
144 * config/rs6000/750cl.h (ASM_CPU_SPEC): Pass down -m750cl option.
146 2007-10-31 Sebastian Pop <sebastian.pop@amd.com>
148 PR tree-optimization/32377
149 * tree-data-ref.c (compute_overlap_steps_for_affine_univar): Make it
150 work also for unknown number of iterations.
151 (analyze_subscript_affine_affine): Clean up. Don't fail when the
152 number of iterations is not known.
154 2007-10-31 Richard Guenther <rguenther@suse.de>
157 * fold-const.c (extract_muldiv_1): Make sure to not introduce
158 new undefined integer overflow.
159 (fold_binary): Avoid useless conversion.
161 2007-10-31 Richard Sandiford <rsandifo@nildram.co.uk>
164 * config/mips/mips.c (mips_fpr_return_fields): Fix SCALAR_TYPE_P
167 2007-10-31 Andreas Krebbel <krebbel1@de.ibm.com>
169 * config/rs6000/rs6000.opt: Rename -mdfp option to -mhard-dfp.
171 * config/s390/s390.c: (override_options): Replace -mhard-dfp/-msoft-dfp
172 with -mhard-dfp/-mno-hard-dfp.
173 * config/s390/s390.opt: Likewise.
174 * config/s390/s390.h: Add MASK_HARD_DFP to the TARGET_DEFAULT
177 2007-10-30 Janis Johnson <janis187@us.ibm.com>
179 * tree-ssa.c (execute_update_addresses_taken): Initialize update_vops.
181 2007-10-30 Janis Johnson <janis187@us.ibm.com>
183 * doc/invoke.texi (Option Summary): Add -fdce and -fdse to list of
184 optimization options.
185 (Optimize Options): Add -fdce and -fdse to the list of optimizations
186 enabled by -O. Document -fdce and -fdse.
188 2007-10-30 Jakub Jelinek <jakub@redhat.com>
191 * fold-const.c (fold_binary): If one argument is COMPOUND_EXPR,
192 convert second operand of COMPOUND_EXPR to the original type of
195 2007-10-30 Richard Guenther <rguenther@suse.de>
197 * tree-ssa-operands.c (add_vars_for_offset): Fix exit test
198 of loop adding SFTs as virtual operands.
200 2007-10-30 Richard Guenther <rguenther@suse.de>
202 * Makefile.in (dse.o): Add $(OPTABS_H) and $(RECOG_H) dependencies.
204 2007-10-29 Dorit Nuzman <dorit@il.ibm.com>
206 PR tree-optimization/32893
207 * tree-vectorize.c (vect_can_force_dr_alignment_p): Check
208 STACK_BOUNDARY instead of PREFERRED_STACK_BOUNDARY.
210 2007-10-29 Rask Ingemann Lambertsen <rask@sygehus.dk>
212 * longlong.h (add_ssaaaa): Support Intel asm syntax in i386 and
214 (sub_ddmmss): Likewise.
215 (umul_ppmm): Likewise.
216 (udiv_qrnnd): Likewise.
218 2007-10-29 Janis Johnson <janis187@us.ibm.com>
221 * doc/sourcebuild.texi (Test Directives): Document that dg-require
222 directives must come before dg-additional-sources.
224 2007-10-29 Jakub Jelinek <jakub@redhat.com>
226 PR tree-optimization/33723
227 * c-gimplify.c (c_gimplify_expr): Optimize INIT_EXPR or
228 MODIFY_EXPR with non-addressable COMPOUND_LITERAL_EXPR as source.
230 2007-10-29 Richard Sandiford <rsandifo@nildram.co.uk>
232 PR tree-optimization/33614
233 * gimplify.c (gimplify_init_constructor): Gimplify vector constructors
234 if they can't be reduced to VECTOR_CSTs and aren't legitimate
235 initializer constants.
237 2007-10-29 Richard Guenther <rguenther@suse.de>
239 PR tree-optimization/33870
240 * tree-ssa-operands.c (add_vars_for_offset): Remove mpt_vars parameter.
241 (add_virtual_operand): Do not recurse into MPTs looking for pointed-to
244 2007-10-29 Richard Guenther <rguenther@suse.de>
246 * passes.c (init_optimization_passes): Exchange store_copy_prop
248 * tree-pass.h (pass_store_copy_prop): Remove.
249 * tree-ssa-copy.c (do_store_copy_prop): Remove.
250 (stmt_may_generate-copy): Do not handle store_copy_prop.
251 (get_copy_of_val): Likewise.
252 (set_copy_of_val): Likewise.
253 (copy_prop_visit_assignment): Likewise.
254 (copy_prop_visit_stmt): Likewise.
255 (copy_prop_visit_phi_node): Likewise.
256 (init_copy_prop): Likewise.
257 (execute_copy_prop): Likewise.
258 (do_copy_prop): Remove.
259 (gate_store_copy_prop): Likewise.
260 (store_copy_prop): Likewise.
261 (pass_store_copy_prop): Likewise.
262 (pass_copy_prop): Call execute_copy_prop.
263 * opts.c (decode_options): Do not set flag_tree_store_copy_prop.
264 * common.opt (ftree-store-copy-prop): Mark obsolete.
265 * doc/invoke.texi (ftree-store-copy-prop): Remove documentation.
267 2007-10-29 Ian Lance Taylor <iant@google.com>
269 * ifcvt.c (noce_can_store_speculate_p): New static function.
270 (noce_process_if_block): Call it.
271 (if_convert): Remove recompute_dominance parameter. Change all
274 2007-10-29 Richard Guenther <rguenther@suse.de>
276 * tree-flow-inline.h (get_subvar_at): Use binary search.
277 (get_first_overlapping_subvar): New function to binary search
278 for the first overlapping subvar.
279 * tree-ssa-operands.c (add_vars_for_offset): Strip down to
280 just handle adding subvars for a pointed-to subvar. Optimize
281 and use get_first_overlapping_subvar.
282 (add_vars_for_bitmap): Fold into single caller.
283 (add_virtual_operand): Streamline, inherit add_vars_for_bitmap
284 and non pointed-to bits of add_vars_for_offset.
286 2007-10-29 Revital Eres <eres@il.ibm.com>
288 * modulo-sched.c (sms_schedule): Add DF_UD_CHAIN problem.
290 2007-10-29 Razya Ladelsky <razya@il.ibm.com>
291 Zdenek Dvorak <ook@ucw.cz>
294 reduction support for automatic parallelization.
296 * expr.c (expand_expr_real_1): Add cases for OMP_ATOMIC_LOAD,
298 * Makefile.in: Add dependencies to expr.o, tree-parloops.o, omp-low.o
299 * tree-pretty-print.c (dump_generic_node): Add OMP_ATOMIC_LOAD
300 and OMP_ATOMIC_STORE.
301 * tree.h (OMP_DIRECTIVE_P): Add OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
302 * gimple-low.c (lower_stmt): Same.
303 * gimplify.c (gimplify_expr): Same.
304 (gimplify_omp_atomic_fetch_op, gimplify_omp_atomic_pipeline,
305 gimplify_omp_atomic_mutex): Remove.
306 (gimplify_omp_atomic): Change it to simply gimplify the
307 statement instead of expanding it.
308 * omp-low.c: Add includes to optabs.h, cfgloop.h.
309 (expand_omp_atomic, expand_omp_atomic_pipeline,
310 goa_stabilize_expr, expand_omp_atomic_mutex,
311 expand_omp_atomic_fetch_op): New functions to implement
312 expansion of OMP_ATOMIC.
313 (expand_omp, build_omp_regions_1): Add support for
314 OMP_ATOMIC_LOAD/OMP_ATOMIC_STORE.
315 * tree-cfg.c (make_edges): add case for OMP_ATOMIC_LOAD,
317 * tree-gimple.c (is_gimple_stmt): Add OMP_ATOMIC_LOAD,
319 * tree-parloops.c: add include to tree-vectorizer.h.
320 (reduction_info): New structure for reduction.
321 (reduction_list): New list to represent list of reductions per loop.
322 (struct data_arg): New helper structure for reduction.
323 (reduction_info_hash, reduction_info_eq, reduction_phi,
324 initialize_reductions, create_call_for_reduction,
325 create_phi_for_local_result, create_call_for_reduction_1,
326 create_loads_for_reductions, create_final_loads_for_reduction):
328 (loop_parallel_p): Identify reductions, add reduction_list parameter.
329 (separate_decls_in_loop_name): Support reduction variables.
330 (separate_decls_in_loop): Add reduction_list and ld_st_data arguments,
331 call create_loads_for_reduction for each reduction.
332 (canonicalize_loop_ivs): Identify reductions, add reduction_list
334 (transform_to_exit_first_loop): Add reduction support, add
335 reduction_list parameter.
336 (gen_parallel_loop): Add reduction_list parameter. Add call
337 separate_decls_in_loop with
338 the new argument. Traverse reductions and call
339 initialize_reductions, create_call_for_reduction.
340 (parallelize_loops): Create and delete the reduction list.
341 (add_field_for_name): Change use of data parameter. Add fields for
343 * tree-vectorizer.h (vect_analyze_loop_form): Add declaration.
344 * tree-vect-analyze.c (vect_analyze_loop_form): export it.
345 * tree.def: Add definitions for OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
346 * tree-inline.c (estimate_num_insns_1): add cases for
347 OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
348 * tree-cfg.c (make_edges): Add OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
349 * tree-ssa-operands.c (get_addr_dereference_operands):
350 New function. Subroutine of get_indirect_ref_operands.
351 (get_indirect_ref_operands): Call get_addr_dereference_operands.
352 (get_expr_operands): Support OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
355 2007-10-29 Hans-Peter Nilsson <hp@axis.com>
357 * config/cris/cris.c: Include df.h.
358 (cris_address_cost): Add gcc_assert for canonicalization
359 assumptions. For PLUS with MULT or register, correct
360 test for register in other arm. Tweak comments.
362 2007-10-28 Richard Guenther <rguenther@suse.de>
364 * tree-ssa-operands.c (add_vars_for_offset): Add parameter
365 telling if the var is to be treated as points-to location.
366 (add_vars_for_bitmap): Pass true to add_vars_for_offset.
367 (add_virtual_operand): Only recurse into MPTs if aliases
370 2007-10-28 Richard Guenther <rguenther@suse.de>
372 * tree-ssa-operands.c (add_vars_for_offset): Clean and speed up.
373 (add_vars_for_bitmap): Do not recurse further. Only add vars
375 (add_virtual_operand): Re-instantiate loop to add operands for
376 aliases. Recurse into MPTs.
377 (get_indirect_ref_operands): If we fall back to use a pointers
378 SMT, make sure to not prune based on the access offset and size.
380 2007-10-28 Andrew Pinski <pinskia@gmail.com>
383 * tree-outof-ssa.c (rewrite_trees): If the statement changed, cleanup
384 the eh information on the statement.
386 2007-10-28 Richard Guenther <rguenther@suse.de>
388 * tree-flow.h (subvar_t): Make it a VEC.
389 (struct subvar): Remove.
390 (struct var_ann_d): Use VEC(tree,gc) to store subvars.
391 * tree-flow-inline.h (get_subvar_at): Adjust iterators over
393 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
394 * tree-nrv.c (dest_safe_for_nrv_p): Likewise.
395 * tree-ssa-alias.c (mark_aliases_call_clobbered): Likewise.
396 (set_initial_properties): Likewise.
397 (setup_pointers_and_addressables): Likewise.
398 (new_type_alias): Likewise.
399 (create_overlap_variables_for): Likewise.
400 * tree-dfa.c (dump_subvars_for): Likewise.
401 * tree-ssa-operands.c (add_vars_for_offset): Likewise.
402 (get_expr_operands): Likewise.
403 (add_to_addressable_set): Likewise.
404 * tree-ssa-structalias.c (set_uids_in_ptset): Likewise.
406 2007-10-28 Uros Bizjak <ubizjak@gmail.com>
408 PR tree-optimization/33920
409 * tree-if-conv.c (tree_if_conversion): Force predicate of single
410 successor bb to true when predecessor bb has NULL predicate.
411 (find_phi_replacement_condition): Assert that tmp_cond is non-null.
413 2007-10-28 Richard Sandiford <rsandifo@nildram.co.uk>
415 * config/mips/mips.md: Add combiner patterns for DImode extensions
416 of HImode and QImode truncations. Reformat HImode <- QImode pattern
419 2007-10-28 Richard Sandiford <rsandifo@nildram.co.uk>
422 * config/mips/mips.c (mips_output_dwarf_dtprel): Add ATTRIBUTE_UNUSED.
424 2007-10-28 Andreas Krebbel <krebbel1@de.ibm.com>
426 * dce.c (delete_unmarked_insns): Just delete the RETVAL and
427 LIBCALL notes if they are about to be moved to the same insn.
429 2007-10-27 Richard Guenther <rguenther@suse.de>
431 PR tree-optimization/33870
432 * tree-ssa-operands.c (add_vars_for_offset): Reduce code
433 duplication. Remove redundant call to access_can_touch_variable.
434 (add_vars_for_bitmap): New helper for recursing over MPT contents.
435 (add_virtual_operand): Use it.
437 2007-10-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
440 * pa.h (ASM_PN_FORMAT): Delete define.
442 2007-10-26 Janis Johnson <janis187@us.ibm.com>
444 * doc/invoke.texi (Option Summary, optimizations): Remove
445 -fbounds-check. Add -fassociative-math, -freciprocal-math,
446 -ftree-vrp and -funit-at-a-time. Change -fno-split-wide-types to
447 -fsplit-wide-types to match later entry. Break up a long line.
448 (Option Summary, code gen options) Add -fno-stack-limit. Add
449 missing @gol to the end of a line.
450 (Optimization Options): Remove -fbounds-check, which is also
451 documented under Code Generation Options. Remove =n from
452 index entry for -ftree-parallelize-loops. Change -fno-cprop-registers
453 to -fcprop-registers to match other options, and say when it is
454 enabled rather than disabled. Remove extra index entry for
455 -fno-cx-limited-range. Add index entries for -fstack-protector
456 and -fstack-protector-all.
457 (Code Gen Options): Add index entry for -ftls-model.
459 2007-10-26 Anatoly Sokolov <aesok@post.ru>
461 * config/avr/avr.c (avr_OS_task_function_p): Add new function.
462 (avr_regs_to_save): Handle functions with 'OS_task' attribute.
463 (avr_simple_epilogue, expand_prologue, avr_asm_function_end_prologue,
464 expand_epilogue, output_movhi): Don't handle 'main' function.
465 (avr_attribute_table): Add 'OS_task' function attribute.
466 * config/avr/avr.h (machine_function): Remove 'is_main' field, add
468 * config/avr/avr.md (return_from_main_epilogue): Remove insn.
469 (return_from_epilogue, return_from_interrupt_epilogue): Don't handle
471 * config/avr/avr.opt (minit-stack): Remove.
473 2007-10-26 Eric Botcazou <ebotcazou@adacore.com>
475 * tree-nested.c (get_trampoline_type): Fix thinko.
477 2007-10-26 Douglas Gregor <doug.gregor@gmail.com>
480 * tree.c (build_offset_type): Build canonical type based on the
481 TYPE_MAIN_VARIANT of the base type.
483 2007-10-26 Daniel Jacobowitz <dan@codesourcery.com>
485 * reorg.c (emit_delay_sequence): Move insn locator from the
486 first insn to the sequence.
488 2007-10-26 Samuel Tardieu <sam@rfc1149.net>
490 * ipa-pure-const.c (check_decl): Return immediately when
491 pure_const_state has been set to IPA_NEITHER.
493 2007-10-25 Ira Rosen <irar@il.ibm.com>
495 PR tree-optimization/33833
496 * tree-vect-analyze.c (vect_analyze_data_refs): Use POINTER_PLUS_EXPR
497 and convert init to sizetype in inner_base construction.
499 2007-10-25 Richard Guenther <rguenther@suse.de>
501 * tree-flow.h (mem_sym_stats): Remove.
502 (dump_mem_sym_stats_for_var): Declare.
503 * tree-dfa.c (dump_variable): Call dump_mem_sym_stats_for_var.
504 (mem_sym_stats): Move ...
505 * tree-ssa-alias.c (mem_sym_stats): ... here and make it static.
506 (mem_sym_score): Rename from ...
507 (pscore): ... this. Remove.
508 (dump_mem_sym_stats_for_var): New function. Dump the score, but
510 (compare_mp_info_entries): Make sort stable by disambiguating
513 2007-10-25 Ira Rosen <irar@il.ibm.com>
515 PR tree-optimization/33866
516 * tree-vect-transform.c (vectorizable_store): Check operands of all
517 the stmts in the group of strided accesses. Get def stmt type for each
518 store in the group and pass it to vect_get_vec_def_for_stmt_copy ().
520 2007-10-25 Uros Bizjak <ubizjak@gmail.com>
522 * config/i386/constraints.md (Y0): Rename register constraint to Yz.
523 (Yt): Rename register constraint to Y2.
524 * config/i386/sse.md: Use renamed register constraints.
525 * config/i386/mmx.md: Ditto.
526 * config/i386/i386.md: Ditto.
528 2007-10-25 Rask Ingemann Lambertsen <rask@sygehus.dk>
530 * config/i386/i386.md (*dummy_extendsfdf2): Fix operand 1 constraint.
532 2007-10-24 Chao-ying Fu <fu@mips.com>
534 * dwarf2out.c (base_type_die): Use DW_ATE_unsigned_fixed or
535 DW_ATE_signed_fixed to describe FIXED_POINT_TYPE.
537 2007-10-24 Samuel Tardieu <sam@rfc1149.net>
538 Olga Golovanevsky <olga@il.ibm.com>
540 * ipa-struct-reorg.c (replace_field_acc): Make it clear to
541 the compiler that wr.wrap and wr.domain are initialized in
544 2007-10-24 Samuel Tardieu <sam@rfc1149.net>
546 * ipa-struct-reorg.c (sum_counts): Use HOST_WIDEST_PRINT_DEC
547 to print gcov_type values.
549 2007-10-24 Eric B. Weddington <eweddington@cso.atmel.com>
551 * config/avr/avr.h: Do not include progmem_section definition when
552 building with IN_TARGET_LIBS.
554 2007-10-24 Richard Sandiford <rsandifo@nildram.co.uk>
557 * config/mips/mips.c (mips_lo_sum_offset): New structure.
558 (mips_hash_base, mips_lo_sum_offset_hash, mips_lo_sum_offset_eq)
559 (mips_lo_sum_offset_lookup, mips_record_lo_sum)
560 (mips_orphaned_high_part_p: New functions.
561 (mips_avoid_hazard): Don't check INSN_P here.
562 (mips_avoid_hazards): Rename to...
563 (mips_reorg_process_insns): ...this. Cope with
564 !TARGET_EXPLICIT_RELOCS. Delete orphaned high-part relocations,
565 or turn them into nops.
566 (mips_reorg): Remove TARGET_EXPLICIT_RELOCS check from calls to
567 dbr_schedule and mips_avoid_hazards/mips_reorg_process_insns.
568 (mips_set_mips16_mode): Don't set flag_delayed_branch here.
569 (mips_override_options): Set flag_delayed_branch to 0.
571 2007-10-24 Richard Sandiford <rsandifo@nildram.co.uk>
573 * config/mips/mips.h (MOVE_MAX): Use UNITS_PER_WORD and describe
574 MIPS-specific implementation details.
575 (MIPS_MAX_MOVE_BYTES_PER_LOOP_ITER): New macro.
576 (MIPS_MAX_MOVE_BYTES_STRAIGHT): Likewise.
577 (MOVE_RATIO): Define to MIPS_MAX_MOVE_BYTES_STRAIGHT / UNITS_PER_WORD
578 for targets with movmemsi.
579 (MOVE_BY_PIECES_P): Define.
580 * config/mips/mips.c (MAX_MOVE_REGS, MAX_MOVE_BYTES): Delete.
581 (mips_block_move_loop): Add a bytes_per_iter argument.
582 (mips_expand_block_move): Use MIPS_MAX_MOVE_BYTES_STRAIGHT.
583 Update call to mips_block_move_loop.
585 2007-10-24 Michael Matz <matz@suse.de>
588 * var-tracking.c (variable_union): Don't break after one loop
589 iteration but only when a difference is found.
590 (dump_variable): Also print DECL_UID.
592 2007-10-24 Olga Golovanevsky <olga@il.ibm.com>
594 * ipa-type-escape.h: Expose function
595 is_array_access_through_pointer_and_index.
597 (is_array_access_through_pointer_and_index):
598 Add three new parameters. Add support of
599 POINTER_PLUS_EXPR tree code.
601 2007-10-24 Olga Golovanevsky <olga@il.ibm.com>
603 * ipa-struct-reorg.c, ipa-struct-reorg.h: New files.
604 * tree-pass.h: Add pass_ipa_struct_reorg.
605 * common.opt: Add ipa-struct-reorg flag.
606 * Makefile.in: Add ipa-strcut-reorg.o compilation.
607 * passes.c: Add pass pass_ipa_struct_reorg.
608 * params.h: Add STRUCT_REORG_COLD_STRUCT_RATIO.
609 * params.def: Add PARAM_STRUCT_REORG_COLD_STRUCT_RATIO.
611 2007-10-24 Ira Rosen <irar@il.ibm.com>
613 PR tree-optimization/33804
614 * tree-vect-transform.c (vectorizable_operation): Remove the
615 checks that the vectorization is worthwhile from the transformation
618 2007-10-24 Ira Rosen <irar@il.ibm.com>
620 * tree-vect-analyze.c (vect_build_slp_tree): Return false if
621 vectype cannot be determined for the scalar type.
622 (vect_analyze_slp_instance): Likewise.
623 * tree-vect-transform.c (vect_model_reduction_cost): Change the
624 return type to bool. Return false if vectype cannot be determined
626 (vect_get_constant_vectors): Return false if vectype cannot be
627 determined for the scalar type.
628 (get_initial_def_for_induction, vect_get_vec_def_for_operand,
629 get_initial_def_for_reduction, vect_create_epilog_for_reduction,
630 vectorizable_reduction): Likewise.
632 2007-10-23 Craig Rodrigues <rodrigc@gcc.gnu.org>
634 * config.gcc: For a FreeBSD target, parse the value of ${target}
635 to determine the value of FBSD_MAJOR, instead of adding an
636 explicit check for every possible FreeBSD major version.
638 2007-10-23 Uros Bizjak <ubizjak@gmail.com>
640 PR rtl-optimization/33846
641 * combine.c (simplify_shift_const_1) [NOT]: Skip vector modes.
643 2007-10-23 Dorit Nuzman <dorit@il.ibm.com>
645 PR tree-optimization/33860
646 * tree-vect-transform.c (vect_analyze_data_ref_access): Don't allow
647 interleaved accesses in case the dr is inside the inner-loop during
648 outer-loop vectorization.
650 2007-10-23 Eric Botcazou <ebotcazou@libertysurf.fr>
652 * doc/rtl.texi (Flags): Fix MEM_SCALAR_P entry.
653 Document MEM_POINTER. Replace mentions of "integrated"
654 field with "return_val". Delete outdated stuff.
656 2007-10-23 David Edelsohn <edelsohn@gnu.org>
658 * config/rs6000/rs6000.c (rs6000_override_options): Set
659 rs6000_altivec_abi on AIX.
660 (conditional_register_usage): Set VR20:31 fixed on AIX.
662 2007-10-23 Richard Guenther <rguenther@suse.de>
664 * alias.c (get_alias_set): For INDIRECT_REFs, deal with
667 2007-10-22 Seongbae Park <seongbae.park@gmail.com>
668 David S. Miller <davem@davemloft.net>
670 * df-scan.c (df_get_call_refs): Mark global registers as both a
671 DF_REF_REG_USE and a non-clobber DF_REF_REG_DEF.
673 2007-10-22 Dorit Nuzman <dorit@il.ibm.com>
675 PR tree-optimization/33834
676 PR tree-optimization/33835
677 * tree-vect-analyze.c (vect_analyze_operations): RELEVANT and LIVE
678 stmts need to be checked for success seperately.
679 * tree-vect-transform.c (vectorizable_call, vectorizable_conversion):
680 Remove the check that stmt is not LIVE.
681 (vectorizable_assignment, vectorizable_induction): Likewise.
682 (vectorizable_operation, vectorizable_type_demotion): Likewise.
683 (vectorizable_type_promotion, vectorizable_load, vectorizable_store):
685 (vectorizable_live_operation): Check that op is not NULL.
687 2007-10-22 Janis Johnson <janis187@us.ibm.com>
689 * doc/invoke.texi (Optimization Options): In the summary, show
690 that the value for options -falign-jumps, -falign-labels,
691 -falign-loops, -falign-functions, -fsched-stalled-insns, and
692 -fsched-stalled-insns-dep is optional. In the summary, show that
693 -fsched-stalled-insns takes an optional argument and that
694 -fparallelize-loops takes an argument. Add opindex for several
695 optimization options, and fix typos in the opindex commands for
696 several others. In the descriptions for -fsched-stalled-insns
697 and -fsched-stalled-insns-dep, show the options with and without
700 2007-10-22 Eric B. Weddington <eweddington@cso.atmel.com>
702 * config/avr/avr.c (avr_mcu_types): Remove ATmega603 which was never
704 * config/avr/avr.h (LINK_SPEC): Likewise.
705 (CRT_BINUTILS_SPECS): Likewsie.
706 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
708 2007-10-22 Eric Botcazou <ebotcazou@libertysurf.fr>
710 PR rtl-optimization/33644
711 * cfgcleanup.c: Do not include dce.h.
712 * cfgrtl.c (delete_insn_chain_and_edges): Resurrect.
713 * combine.c (distribute_notes): Delete REG_LIBCALL_ID case.
714 * dce.c (something_changed): Delete.
715 (libcall_dead_p): New predicate.
716 (delete_unmarked_insns): Use it to delete dead libcalls.
717 Deal with REG_LIBCALL and REG_RETVAL notes.
718 (prescan_libcall_for_dce): New function.
719 (prescan_insns_for_dce): Use it to deal with libcalls.
720 (mark_reg_dependencies): Do nothing special for libcalls.
721 (dce_process_block): Likewise.
722 (fast_dce): Delete unused local variable.
723 (run_fast_dce): Do not return a value.
724 * dce.h (struct df): Delete.
725 (run_fast_dce): Adjust prototype.
726 * optabs.c (libcall_id): Delete.
727 (maybe_encapsulate_block): Do not emit REG_LIBCALL_ID notes.
728 (emit_no_conflict_block): Do not look for REG_LIBCALL_ID notes.
729 * reload1.c (reload): Delete REG_LIBCALL_ID case.
730 * rtl.h (delete_insn_chain_and_edges): Resurrect prototype.
731 * see.c (see_update_relevancy): Look for REG_LIBCALL and REG_RETVAL
732 notes instead of REG_LIBCALL_ID notes.
733 * reg-notes.def (LIBCALL_ID): Delete.
734 * Makefile.in (see.o): Add dce.h dependency.
735 (cfgcleanup.o): Remove dce.h dependency.
737 2007-10-22 Michael Matz <matz@suse.de>
739 PR tree-optimization/33855
740 * tree-ssa-phiopt.c (cond_store_replacement): Handle COMPLEX_TYPE
743 2007-10-22 Ira Rosen <irar@il.ibm.com>
745 PR tree-optimization/33854
746 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
747 FLOAT_EXPR to the list of promotion operations.
749 2007-10-22 Rask Ingemann Lambertsen <rask@sygehus.dk>
753 * config/i386/i386.c (output_pic_addr_const): Support Intel asm syntax.
754 (print_reg): Print register prefix only with AT&T asm syntax.
755 Support pc_rtx for RIP register.
756 (print_operand_address): Use print_reg()'s pc_rtx support for RIP
757 relative addressing. Always print segment register prefix with AT&T
758 asm syntax and never with Intel asm syntax.
759 (print_operand): Suppress 'XXX PTR' prefix for BLKmode operands.
760 Fix prefix for 16-byte XFmode operands.
761 (output_addr_const_extra): Support Intel asm syntax.
762 (x86_file_start): Don't use register prefix with Intel asm syntax.
763 * config/i386/i386.md ("*zero_extendqihi2_movzbl"): Fix typo.
764 ("return_internal_long"): Fix Intel asm syntax output.
765 ("set_got_rex64"): Support Intel asm syntax.
766 ("set_rip_rex64"): Likewise.
767 ("set_got_offset_rex64"): Likewise.
768 ("*sibcall_1_rex64_v"): Print register prefix only with AT&T asm
770 ("*tls_global_dynamic_64"): Likewise.
771 ("*tls_local_dynamic_base_64"): Likewise.
772 ("*load_tp_si")("*load_tp_di"): Likewise.
773 ("*add_tp_si")("*add_tp_di"): Likewise.
774 ("*tls_dynamic_lea_64"): Likewise.
775 ("*sibcall_value_1_rex64_v"): Likewise.
776 ("stack_tls_protect_set_si"): Likewise.
777 ("stack_tls_protect_set_di"): Likewise.
778 ("stack_tls_protect_test_si"): Likewise.
779 ("stack_tls_protect_test_di"): Likewise.
780 * config/i386/mmx.md ("*mov<mode>_internal_rex64"): Fix Intel asm
782 ("*movv2sf_internal_rex64"): Likewise.
783 * config/i386/cpuid.h (__cpuid): Support Intel asm syntax.
784 (__get_cpuid_max): Likewise.
786 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
788 * config/mips/mips-protos.h (mips_regno_mode_ok_for_base_p): Give
789 the STRICT_P argument type "bool" rather than "int".
790 (mips_legitimate_address_p): Likewise.
791 (fp_register_operand, lo_operand): Delete.
792 (mips_subword): Give the HIGH_P argument type "bool" rather than "int".
793 (mips_emit_scc): Rename to...
794 (mips_expand_scc): ...this.
795 (gen_conditional_branch): Rename to...
796 (mips_expand_conditional_branch): ...this.
797 (gen_conditional_move): Rename to...
798 (mips_expand_conditional_move): ...this.
799 (mips_gen_conditional_trap): Rename to...
800 (mips_expand_conditional_trap): ...this and take an rtx code instead
801 of an operands array.
802 (mips_expand_call): Give the SIBCALL_P argument type "bool"
804 (mips_emit_fcc_reload): Rename to...
805 (mips_expand_fcc_reload): ...this.
806 (init_cumulative_args): Rename to...
807 (mips_init_cumulative_args): ...this and remove the libname argument.
808 (function_arg_advance): Rename to...
809 (mips_function_arg_advance): ...this.
810 (function_arg): Rename to...
811 (mips_function_arg): ...this and use "rtx" instead of
813 (function_arg_boundary): Rename to...
814 (mips_function_arg_boundary): ...this.
815 (mips_expand_unaligned_load): Rename to...
816 (mips_expand_ext_as_unaligned_load): ...this and give the WIDTH
817 and BITPOS arguments type "HOST_WIDE_INT".
818 (mips_expand_unaligned_store): Rename to...
819 (mips_expand_ins_as_unaligned_store): ...this and give the WIDTH
820 and BITPOS arguments type "HOST_WIDE_INT".
821 (override_options): Rename to...
822 (mips_override_options): ...this.
823 (print_operand): Rename to...
824 (mips_print_operand): ...this.
825 (print_operand_address): Rename to...
826 (mips_print_operand_address): ...this.
827 (mips_output_ascii): Remove the PREFIX argument.
828 (mips_expand_epilogue): Give the SIBCALL_P argument type "bool"
830 (mips_can_use_return_insn): Return a "bool" rather than an "int".
831 (mips_function_value): Remove the FUNC argument. Use "rtx" instead
832 of "struct rtx_def *".
833 (mips_secondary_reload_class): Give the IN_P argument type "bool"
835 (build_mips16_call_stub): Delete.
836 (mips_store_data_bypass_p): Return a "bool" rather than an "int".
837 (mips_use_ins_ext_p): Give the second and third arguments type
838 "HOST_WIDE_INT" rather than "rtx".
839 * config/mips/mips.h: Update after the above changes. Tweak comments
841 (SECONDARY_INPUT_RELOAD_CLASS): Pass a boolean IN_P argument.
842 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
843 (mips_print_operand_punct, mips_hard_regno_mode_ok): Change the
844 element type from "char" to "bool".
845 (mips_section_threshold, sym_lineno, set_noat, mips_branch_likely)
846 (mips_cpu_info_table): Delete.
847 * config/mips/mips.md: Update after the above changes. Tweak some
849 * config/mips/mips-ps-3d.md: Likewise.
850 * config/mips/mips.c: Tweak comments and formatting.
851 Use NULL-like macros rather than 0 in various places.
852 (mips_section_threshold): Rename to...
853 (mips_small_data_threshold): ...this and give it an unsigned type.
854 (num_source_filenames): Remove explicit initialization.
855 (sdb_label_count): Likewise.
856 (sym_lineno): Delete.
857 (set_noat): Make static.
858 (mips_branch_likely): Likewise, and give it type "bool".
859 (mips_isa_info): Rename to...
860 (mips_isa_option_info): ...this.
861 (mips_flag_delayed_branch): Rename to...
862 (mips_base_delayed_branch): ...this.
863 (mips_split_addresses): Delete.
864 (mips_print_operand_punct, mips_hard_regno_mode_ok): Change the
865 element type from "char" to "bool".
866 (mips_regno_to_class): Add an explicit array size.
867 (mips16_flipper): Change from type "int" to type "bool".
868 (mips_comp_type_attributes): Remove redundant FUNCTION_TYPE check.
869 (mips_tls_operand_p): Rename to...
870 (mips_tls_symbol_p): ...this.
871 (mips_global_symbol_p): Remove redundant "const".
872 (mips_offset_within_alignment_p): Simplify.
873 (mips_regno_mode_ok_for_base_p): Change the name of the last argument
874 to STRICT_P and give it type bool.
875 (mips_valid_base_register_p): Likewise.
876 (mips_classify_address): Likewise.
877 (mips_legitimate_address_p): Likewise.
878 (mips16_unextended_reference_p): Take the offset as an
879 "unsigned HOST_WIDE_INT" rather than an "rtx". Simplify.
880 (mips_const_insns): Use IN_RANGE.
881 (mips_force_temporary): Remove an unnecessary copy_rtx.
882 (mips16_gp_pseudo_reg): Simplify.
883 (mips_split_symbol): Remove an unnecessary copy_rtx.
884 (mips_legitimize_tls_address): Only create registers if we need them.
885 (mips_legitimize_address): Use mips_split_plus.
886 (mips_move_integer): Swap DEST and TEMP arguments. Rename local
887 variable COST to NUM_OPS.
888 (mips_legitimize_move): Use gen_lowpart.
889 (mips_rewrite_small_data): Rename the OP parameter to PATTERN.
890 (m16_check_op): Use IN_RANGE.
891 (mips_subword): Give the HIGH_P argument type "bool" rather than "int".
892 (mips_split_doubleword_move): Pass booleans to mips_subword.
893 (mips_output_move): Store the mode in a local variable.
894 Explicitly assert that this function does not deal with
895 MFLO and MFHI. Use SMALL_OPERAND_UNSIGNED. Make order of
896 cases more consistent.
897 (mips_relational_operand_ok_p): Rename to...
898 (mips_int_order_operand_ok_p): ...this.
899 (mips_canonicalize_comparison): Rename to...
900 (mips_canonicalize_int_order_test): ...this.
901 (mips_emit_int_relational): Rename to...
902 (mips_emit_int_order_test): ...this. Store the mode in a local
904 (mips_reverse_fp_cond_p): Rename to...
905 (mips_reversed_fp_cond): ...this.
906 (mips_emit_compare): Make the order of the statements more consistent.
907 (mips_emit_scc): Rename to...
908 (mips_expand_scc): ...this.
909 (gen_conditional_branch): Rename to...
910 (mips_expand_conditional_branch): ...this.
911 (gen_conditional_move): Rename to...
912 (mips_expand_conditional_move): ...this. Build the condition
913 separately from the main pattern.
914 (mips_gen_conditional_trap): Rename to...
915 (mips_expand_conditional_trap): ...this and take an rtx code instead
916 of an operands array. Simplify.
917 (init_cumulative_args): Rename to...
918 (mips_init_cumulative_args): ...this. Use memset rather than a
919 copy from a zeroed static. Use prototype_p and stdarg_p.
920 (mips_arg_info): Rename to...
921 (mips_get_arg_info): ...this and put the INFO argument first.
922 (function_arg): Rename to...
923 (mips_function_arg): ...this and use "rtx" instead of
924 "struct rtx_def *". Only split structures into chunks if
925 TARGET_HARD_FLOAT, rather than checking !TARGET_SOFT_FLOAT on
926 a chunk-by-chunk basis. Use SCALAR_FLOAT_TYPE_P instead of a
927 comparison with REAL_TYPE. Rename local variable REG to REGNO
928 and make it unsigned.
929 (function_arg_advance): Rename to...
930 (mips_function_arg_advance): ...this.
931 (function_arg_boundary): Rename to...
932 (mips_function_arg_boundary): ...this.
933 (mips_pad_arg_upward): Use SCALAR_INT_MODE_P instead of a comparison
935 (mips_fpr_return_fields): Use SCALAR_FLOAT_TYPE_P instead of a
936 comparison with REAL_TYPE.
937 (mips_function_value): Remove the FUNC argument. Rename local
938 variable UNSIGNEDP to UNSIGNED_P.
939 (mips_return_in_memory): Use IN_RANGE.
940 (mips_setup_incoming_varargs): Pass a boolean rather than an int
941 to FUNCTION_ARG_ADVANCE.
942 (mips_gimplify_va_arg_expr): Rename local variable INDIRECT
943 to INDIRECT_P. Remove a redundant mips_abi check. Only calculate
944 SIZE and RSIZE if needed.
945 (mips16_stub): Rename FPRET to FP_RET_P and give it type "bool"
947 (build_mips16_function_stub): Rename to...
948 (mips16_build_function_stub): ...this.
949 (build_mips16_call_stub): Rename to...
950 (mips16_build_call_stub): ...this. Make static, and return a
951 "bool" rather than an "int". Rename the ARG_SIZE argument to
952 ARGS_SIZE. Rename the local variable FPRET to FP_RET_P and give
953 it type "bool". Use "jr" rather than "j". Use XNEW. Simplify.
954 (mips_load_call_address): Give the SIBCALL_P argument type "bool"
956 (mips_expand_call): Likewise. Assert that MIPS16 calls via stubs
957 are not sibling ones.
958 (mips_emit_fcc_reload): Rename to...
959 (mips_expand_fcc_reload): ...this.
960 (mips_get_unaligned_mem): Give the WIDTH and BITPOS arguments type
962 (mips_expand_unaligned_load): Rename to...
963 (mips_expand_ext_as_unaligned_load): ...this and give the WIDTH
964 and BITPOS arguments type "HOST_WIDE_INT". Remove redundant
966 (mips_expand_unaligned_store): Rename to...
967 (mips_expand_ins_as_unaligned_store): ...this and give the WIDTH
968 and BITPOS arguments type "HOST_WIDE_INT".
969 (mips_use_ins_ext_p): Rename second and third arguments to WIDTH
970 and BITPOS and give them type "HOST_WIDE_INT" rather than "rtx".
972 (mips_init_split_addresses): Replace with...
973 (mips_split_addresses_p): ...this new function.
974 (mips_init_relocs): Check mips_split_addresses_p () rather than
975 mips_split_addresses. Always initialize mips_split_p with booleans.
976 (print_operand_reloc): Rename to...
977 (mips_print_operand_reloc): ...this. Use a gcc_assert rather than
979 (print_operand): Rename to...
980 (mips_print_operand): ...this.
981 (print_operand_address): Rename to...
982 (mips_print_operand_address): ...this. Use GP_REG_FIRST.
983 (mips_in_small_data_p): Simplify.
984 (mips_output_ascii): Remove the PREFIX argument and "register"
985 keywords. Use the STRING parameter directly and cast to
987 (mips16e_collect_argument_save_p): Use IN_RANGE.
988 (mips_function_has_gp_insn): Simplify.
989 (mips_set_return_address): Use BITSET_P.
990 (mips_restore_gp): Use a separate statement to pick the base
992 (mips_output_function_prologue): Use a local FRAME variable.
993 (mips_save_reg): Pass booleans to mips_subword.
994 (mips_expand_prologue): Use a local FRAME variable. Use
995 cprestore_size to detect when .cprestore is needed.
996 (mips_restore_reg): Use GP_REG_FIRST.
997 (mips_expand_epilogue): Give the SIBCALL_P argument type "bool"
998 rather than "int". Use local FRAME and REGNO variables.
999 (mips_can_use_return_insn): Return a "bool" rather than an "int".
1000 (mips_secondary_reload_class): Give the IN_P argument type "bool"
1002 (mips_linked_madd_p): Rename arguments to OUT_INSN and IN_INSN.
1003 (mips_store_data_bypass_p): Return a "bool" rather than an "int".
1004 (vr4130_swap_insns_p): Rename local variables to DEP1_P and DEP2_P.
1005 (mips_74k_agen_init): Assume INSN satisfies USEFUL_INSN_P.
1006 (mips_variable_issue): Do nothing unless INSN satisfies USEFUL_INSN_P.
1007 (builtin_description): Rename to...
1008 (mips_builtin_description): ...this.
1009 (mips_bdesc): Rename to...
1010 (mips_ps_bdesc): ...this.
1011 (sb1_bdesc): Rename to...
1012 (mips_sb1_bdesc): ...this.
1013 (dsp_bdesc): Rename to...
1014 (mips_dsp_bdesc): ...this.
1015 (dsp_32only_bdesc): Rename to...
1016 (mips_dsp_32only_bdesc): ...this.
1017 (bdesc_map): Rename to...
1018 (mips_bdesc_map): ...this.
1019 (bdesc_arrays): Rename to...
1020 (mips_bdesc_arrays): ...this.
1021 (mips_prepare_builtin_arg): Rename OP to OPNO and ARGNUM to ARGNO.
1022 Tweak error message.
1023 (mips_expand_builtin_direct): Rename HAS_TARGET to HAS_TARGET_P.
1024 Rename local variables I and J to OPNO and ARGNO respectively.
1025 Assert that the number of arguments is no more than the number of
1027 (mips_expand_builtin_compare): Use an array of arguments rather
1028 than an array of operands. Assert that the number of operands is
1030 (add_constant): Rename to...
1031 (mips16_add_constant): ...this. Use XNEW.
1032 (dump_constants_1): Rename to...
1033 (mips16_emit_constants_1): ...this. Use ALL_SCALAR_FIXED_POINT_MODE_P.
1034 (dump_constants): Rename to...
1035 (mips16_emit_constants): ...this.
1036 (mips_sim_wait_reg, mips_sim_record_set): Use END_REGNO.
1037 (mips_set_mips16_mode): Don't call mips_init_split_addresses.
1038 Assign mips16_p to was_mips16_p.
1039 (mips_parse_cpu): Tweak warning message.
1040 (override_options): Rename to...
1041 (mips_override_options): ...this. Move the mips_cost initialization
1042 out of the "shared with GAS" block. Quote option names in error
1044 (mips_conditional_register_usage): Make local variable REGNO unsigned.
1045 (mips_order_regs_for_local_alloc): Remove register keyword.
1047 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
1049 * system.h (IN_RANGE): Cast each argument individually.
1051 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
1053 * config/mips/mips.c (mips_set_mips16_mode) Say sorry for hard-float
1054 MIPS16 code unless using o32 or o64.
1056 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
1058 * config/mips/mips.c (mips_cannot_change_mode_class): Don't check
1059 for modes smaller than 4 bytes.
1060 * config/mips/mips.md (*movhi_internal, *movqi_internal): Remove
1063 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
1065 * config/mips/mips-protos.h (mips_output_aligned_bss): Delete.
1066 * config/mips/linux.h (BSS_SECTION_ASM_OP): Delete.
1067 (ASM_OUTPUT_ALIGNED_BSS): Delete.
1068 * config/mips/mips.c (mips_output_aligned_bss): Delete.
1070 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
1072 * config/mips/mips.c (mips_function_ok_for_sibcall): Only forbid
1073 sibling calls to "mips16" functions if the function satisfies
1074 const_call_insn_operand.
1076 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
1078 * config/mips/mips.c (mips_va_start): Fix types in calls
1081 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
1083 * config/mips/mips.c (mips_rtx_costs): Only recognize reciprocals
1086 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
1088 * config/mips/mips.h (ISA_HAS_LDC1_SDC1): New macro.
1089 * config/mips/mips.c (mips_split_64bit_move_p): Use ISA_HAS_LDC1_SDC1
1090 instead of checking mips_isa.
1092 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
1094 * doc/invoke.texi (-mpaired-single): Don't say that the option
1095 requires 64-bit code.
1096 * config/mips/mips-protos.h (mips_modes_tieable_p): Declare.
1097 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): New macro.
1098 (ISA_HAS_NMADD_NMSUB): Add a mode argument. Return true for
1099 V2SF if ISA_MIPS32R2.
1100 (MODES_TIEABLE_P): Use mips_modes_tieable_p.
1101 * config/mips/mips.c (mips_rtx_costs): Pass a mode argument
1102 to ISA_HAS_NMADD_NMSUB.
1103 (mips_split_doubleword_move): Handle V2SF.
1104 (mips_modes_tieable_p): New function.
1105 (override_options): Report a warning rather than an error when
1106 -mpaired-single is used on ISAs that don't support it; use
1107 ISA_HAS_PAIRED_SINGLE to check that case.
1108 * config/mips/mips.md (MOVE64): New mode iterator. Replace DI
1109 and DF move splitters with a single MOVE64 splitter, thereby adding
1110 a V2SF splitter too.
1111 (SPLITF): Add TARGET_DOUBLE_FLOAT conditions to DI and DF.
1112 Add a TARGET_FLOAT64 condition to TF. Add V2SF to the iterator.
1113 (HALFMODE): Add V2SF.
1114 (*nmadd<mode>, *nmadd<mode>_fastmath, *nmsub<mode>)
1115 (*nmsub<mode>_fastmath): Add a mode argument to ISA_HAS_NMADD_NMSUB.
1116 (movv2sf_hardfloat_64bit): Tweak ordering of conditions.
1117 (movv2sf_hardfloat_32bit): New pattern.
1118 (load_low<mode>, load_high<mode>, store_word<mode>): Remove
1119 TARGET_DOUBLE_FLOAT conditions.
1121 2007-10-20 Jakub Jelinek <jakub@redhat.com>
1123 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Point
1124 saved CR2 offset to low 32 bits of regs->ccr rather than the whole
1125 64-bit register in 64-bit libgcc.
1127 2007-10-20 Eric B. Weddington <eweddington@cso.atmel.com>
1129 * config/avr/avr.c (avr_mcu_types): Add at90pwm2b, at90pwm3b.
1130 * config/avr/avr.h (LINK_SPEC): Likewise.
1131 (CRT_BINUTILS_SPECS): Likewsie.
1132 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
1134 2007-10-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1136 * doc/invoke.texi (Warning Options): Move -w, -Werror, -Werror=
1137 and -Wfatal-errors together.
1139 2007-10-20 Alan Modra <amodra@bigpond.net.au>
1142 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Revert 2007-05-16
1143 change for vrsave, ie restore after frame pop.
1145 2007-10-19 David S. Miller <davem@davemloft.net>
1147 * config/sparc/niagara2.md: Fix copyright notice.
1149 2007-10-19 Sebastian Pop <sebastian.pop@amd.com>
1151 PR tree-optimization/23820
1152 PR tree-optimization/24309
1153 PR tree-optimization/33766
1154 * testsuite/gcc.dg/tree-ssa/pr23820.c: New.
1155 * testsuite/gcc.dg/tree-ssa/pr24309.c: New.
1156 * testsuite/gcc.dg/tree-ssa/pr33766.c: New.
1157 * testsuite/gcc.dg/tree-ssa/ltrans-3.c: XFAILed.
1158 * tree-loop-linear.c (perfect_loop_nest_depth): New.
1159 (linear_transform_loops): Use perfect_loop_nest_depth.
1160 * lambda-code.c (perfect_nest_p): Outer loops in perfect nests
1161 should have a single condition: their exit.
1163 2007-10-19 Richard Guenther <rguenther@suse.de>
1167 * stor-layout.c (layout_type): Assert that aggregates do not
1168 have their alias sets set.
1169 * alias.c (get_alias_set): Return alias set zero for incomplete
1170 types, return the alias set of the element for incomplete array
1171 types, but do not remember these.
1173 2007-10-19 Richard Guenther <rguenther@suse.de>
1176 2007-10-19 Richard Guenther <rguenther@suse.de>
1179 * tree.c (build_array_type): Do not re-layout unbound array
1182 2007-10-19 Richard Guenther <rguenther@suse.de>
1185 * tree.c (build_array_type): Do not re-layout unbound array
1188 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
1190 * config/mips/mips.c (mips_canonicalize_comparison): Check
1191 mips_relational_operand_ok_p before trying to rewrite the test.
1192 Only calculate PLUS_ONE if needed.
1193 (mips_emit_int_relational): Don't call mips_relational_operand_ok_p
1196 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
1198 * config/mips/mips.c (mips16e_build_save_restore): Fix *OFFSET_PTR
1201 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
1203 * config/mips/mips.c (mips_call_tls_get_addr): Don't claim that
1204 the call uses the incoming value of $2.
1206 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
1208 * config/mips/mips.c (mips_call_tls_get_addr): Use gen_const_mem
1209 rather then gen_rtx_MEM.
1210 (mips_setup_incoming_varargs): Use gen_frame_mem rather than
1212 (mips_set_return_address): Likewise.
1213 (mips_restore_gp): Likewise.
1215 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
1217 * config/mips/mips.c (gpr_mode): Delete.
1218 (mips16e_build_save_restore): Use word_mode and UNITS_PER_WORD
1219 instead of gpr_mode.
1220 (mips_for_each_saved_reg): Likewise.
1221 (mips_expand_prologue, mips_expand_epilogue): Likewise.
1222 (override_options): Don't initialize gpr_mode.
1223 * config/mips/mips.md (eh_return): Use word_mode instead of gpr_mode.
1225 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
1227 * config/mips/mips.c (mips_hard_regno_nregs): Put the UNITS_PER_WORD
1229 (mips_class_max_nregs): Calculate the smallest consituent register
1230 size and use that to determine an upper bound on the number of
1233 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
1235 * config/mips/mips.c (mips16_copy_fpr_return_value): New function,
1237 (mips_expand_epilogue): ...here.
1238 (mips_mdebug_abi_name): New function, split out from...
1239 (mips_file_start): ...here.
1240 (mips_hard_regno_mode_ok_p): New function, split out from...
1241 (override_options): ...here.
1242 (mips_expand_builtin_1): New function, split out from...
1243 (mips_expand_buitin): ...here. Abort if we don't recognize
1246 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
1248 * config/mips/mips.c (build_mips16_function_stub): Load the
1249 target address into $1 before transfering the arguments.
1250 Don't use ".set noreorder".
1251 (build_mips16_call_stub): Likewise.
1253 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
1255 * config/mips/mips.c (mips_output_32bit_xfer): New function.
1256 (mips_output_64bit_xfer): Likewise.
1257 (mips16_fp_args): Rename to...
1258 (mips_output_args_xfer): ...this and replace the FROM_FP_P argument
1259 with a DIRECTION argument. Use mips_output_32bit_xfer and
1260 mips_output_64bit_xfer.
1261 (build_mips16_function_stub): Update accordingly.
1262 (mips16_fpret_double): Delete.
1263 (build_mips16_call_stub): Update after above changes.
1264 Use mips_output_32bit_xfer. Use mips_output_64bit_xfer instead
1265 of mips16_fpret_double. Use GP_REG_RETURN.
1267 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
1269 * config/mips/mips.c (mips16_fp_args): Remove the FILE argument and
1270 use asm_out_file instead.
1271 (build_mips16_function_stub): Likewise.
1272 (build_mips16_call_stub, mips_output_function_prologue): Update
1275 2007-10-18 David S. Miller <davem@davemloft.net>
1277 Add Niagara-2 support.
1278 * doc/invoke.texi: Document -m{cpu,tune}=niagara2.
1279 * config.gcc: Add niagara2 to cpu and tune lists for sparc.
1280 * config/sparc/sparc.md (sparc_cpu_attr): Add niagara2.
1281 (include): Add inclusion of niagara2.md
1282 * config/sparc/sparc.c (niagara2_costs): New.
1283 (sparc_override_options): Add niagara2 entry to cpu_default[]
1284 and cpu_table[]. Set align_functions to 32 on Niagara2. Use
1285 niagara2_costs when PROCESSOR_NIAGARA2. Handle Niagara2 for
1286 PARAM_SIMULTANEOUS_PREFETCHES and PARAM_L1_CACHE_LINE_SIZE.
1287 (sparc_initialize_trampoline): Handle niagara2 like niagara.
1288 (sparc64_initialize_trampoline): Likewise.
1289 (sparc_use_sched_lookahead): Likewise.
1290 (sparc_issue_rate): Likewise.
1291 * config/sparc/sol2-bi.h: Handle TARGET_CPU_niagara2 and
1293 * config/sparc/sparc.h (TARGET_CPU_niagara2): Define.
1294 ({CPP,ASM}_CPU64_DEFAULT_SPEC): Set appropriately for
1295 TARGET_CPU_niagara2.
1296 (PROCESSOR_NIAGARA2): New.
1297 (REGISTER_MOVE_COST): Handle PROCESSOR_NIAGARA2.
1298 (BRANCH_COST): Likewise.
1299 * config/sparc/linux64.h: Handle TARGET_CPU_niagara2.
1300 * config/sparc/sol2.h: Likewise.
1301 * config/sparc/niagara2.md: New file.
1303 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
1305 * config/mips/mips.c (mips_frame_info): Remove gp_reg_size and
1307 (mips_compute_frame_info): Remove associated code.
1308 (mips16e_build_save_restore): Check num_fp instead of fp_reg_size.
1310 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
1312 * config/mips/mips-protos.h (compute_frame_size): Delete.
1313 * config/mips/mips.h: Update comments.
1314 * config/mips/mips.c (mips_frame_info): Remove initialized.
1315 (compute_frame_size): Rename to...
1316 (mips_compute_frame_info): ...this and make static. Remove the
1317 SIZE argument and return no value. Remove the setting of initialized.
1318 Update rest of file accordingly.
1319 (mips_set_return_address): Don't call compute_frame_size.
1320 (mips_can_use_return_insn): Don't check df_regs_ever_live_p (31).
1321 Don't call compute_frame_size.
1323 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
1325 * config/mips/mips-protos.h (mips_frame_pointer_required): Declare.
1326 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Use
1327 mips_hard_frame_pointer_required.
1328 (CAN_ELIMINATE): Rely on FRAME_POINTER_REQUIRED to check for
1329 large MIPS16 frames.
1330 * config/mips/mips.c (mips_frame_pointer_required): New function.
1332 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
1334 * config/mips/mips.c (mips_frame_info): Add arg_pointer_offset
1335 and hard_frame_pointer_offset.
1336 (mips_debugger_offset): Use hard_frame_pointer_offset.
1337 (mips16e_collect_argument_save_p): Likewise.
1338 (compute_frame_size): Initialize arg_pointer_offset and
1339 hard_frame_pointer_offset.
1340 (mips_initial_elimination_offset): Use them.
1341 (mips_output_function_prologue): Use hard_frame_pointer_offset.
1342 (mips_expand_prologue, mips_expand_epilogue): Likewise.
1344 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
1346 * config/mips/mips.h (STARTING_FRAME_OFFSET): Remove rtl
1348 * config/mips/mips.c (mips_frame_info): Give num_gp and num_fp type
1349 "unsigned int" rather than "int" and put them with the other
1350 register-related fields. Put expanded comments above fields
1351 rather than to their right.
1352 (mips16e_mask_registers): Replace the GP_REG_SIZE_PTR argument
1353 with a NUM_REGS_PTR argument.
1354 (mips16e_save_restore_pattern_p): Update accordingly.
1355 (compute_frame_size): Clarify frame diagram. Rewrite.
1357 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
1359 * config/mips/mips-ftypes.def: New file.
1360 * config/mips/mips.c (MIPS_FTYPE_NAME1, MIPS_FTYPE_NAME2)
1361 (MIPS_FTYPE_NAME3, MIPS_FTYPE_NAME4): New macros.
1362 (mips_function_type): Redefine using mips-ftypes.def.
1363 (dsp_bdesc): Use POINTER rather than PTR in the MIPS_*_FTYPE_* names.
1364 (mips_builtin_vector_type): New function.
1365 (MIPS_ATYPE_VOID, MIPS_ATYPE_INT, MIPS_ATYPE_POINTER, MIPS_ATYPE_SI)
1366 (MIPS_ATYPE_USI, MIPS_ATYPE_DI, MIPS_ATYPE_SF, MIPS_ATYPE_DF)
1367 (MIPS_ATYPE_V2SF, MIPS_ATYPE_V2HI, MIPS_ATYPE_V4QI, MIPS_FTYPE_ATYPES1)
1368 (MIPS_FTYPE_ATYPES2, MIPS_FTYPE_ATYPES3, MIPS_FTYPE_ATYPES4): New
1370 (mips_build_function_type): New function.
1371 (mips_init_builtins): Use it to create types lazily.
1373 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
1375 * config/mips/mips.h (set_volatile): Delete.
1376 * config/mips/mips.c (set_volatile): Delete.
1377 (mips_print_operand_punctuation): New function, split out from
1378 print_operand. Remove '%{', '%}', '%~', '%&' and '%!'.
1379 Use the same character ordering in the code and the comments.
1380 Use a recursive call to handle '*'. Abort on unknown characters.
1381 (mips_init_print_operand_punct): New function, split out from
1383 (mips_print_int_branch_condition): New function, split out from
1384 print_operand. Use GET_RTX_NAME. Use output_operand_lossage
1385 to report unexpected codes.
1386 (mips_print_float_branch_condition): New function, split out from
1387 print_operand. Use output_operand_lossage to report unexpected codes.
1388 (print_operand): Rework to use a case statement. Use the
1389 same letter ordering in the code and the comments. Use
1390 output_operand_lossage to report unexpected codes and
1391 reverse_condition to handle inverted branch conditions.
1392 (override_options): Use mips_init_print_operand_punct.
1394 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
1396 * config/mips/mips.h: Move variable declarations to end of file and
1397 enclose them all in #ifndef USED_FOR_TARGET.
1398 * config/mips/mips.c: Reorder functions into more logical groups,
1399 and so that callees appear before callers. Put the targetm
1400 initializer at the end of the file. Remove forward static
1401 declarations where possible.
1402 (mips_init_builtins): Add "static" to definition.
1403 (mips_expand_builtin, mips_mode_rep_extended): Likewise.
1405 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
1407 * config/mips/mips.c (TARGET_MIN_ANCHOR_OFFSET): Delete.
1408 (TARGET_MAX_ANCHOR_OFFSET): Delete.
1409 (mips_cannot_force_const_mem): Don't check TARGET_HAVE_TLS.
1410 (mips_set_mips16_mode): Initialize min_anchor_offset and
1411 max_anchor_offset directly to constants.
1413 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
1415 * config/mips/mips.c: Delete trailing whitespace.
1417 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
1419 * config/mips/mips.c (mips_expand_call): Use FAKE_CALL_REGNO.
1420 (mips_avoid_hazard): Allow multiple sets for HAZARD_DELAY,
1422 * config/mips/mips.md (load_call<mode>): Don't make the unspec
1423 depend on FAKE_CALL_REGNO. Set FAKE_CALL_REGNO.
1425 2007-10-18 David Daney <ddaney@avtrex.com>
1427 * config/mips/linux-unwind.h (mips_fallback_frame_state): Use new
1428 reg_offset variable to calculate register locations.
1430 2007-10-18 Richard Guenther <rguenther@suse.de>
1432 * tree-ssa.c (uid_ssaname_map_eq): New function.
1433 (uid_ssaname_map_has): Likewise.
1434 (init_tree_ssa): Allocate default_defs as uid_ssaname map.
1435 * tree-flow.h (struct gimple_df): Make default_defs a
1437 * tree-dfa.c (gimple_default_def): Deal with it.
1438 (set_default_def): Likewise.
1440 2007-10-18 Richard Guenther <rguenther@suse.de>
1442 * tree-flow.h (struct gimple_df): Make referenced_vars
1444 (uid_decl_map_eq): Declare.
1445 (uid_decl_map_hash): Likewise.
1446 * tree-ssa.c (uid_decl_map_eq): New function.
1447 (uid_decl_map_hash): Likewise.
1448 (init_tree_ssa): Make referenced_vars a uid_decl_map.
1449 * tree-flow-inline.h (first_referenced_var): Deal with
1450 the referenced_vars representation change.
1451 (next_referenced_var): Likewise.
1452 * tree-dfa.c (referenced_var_lookup): Likewise.
1453 (referenced_var_check_and_insert): Likewise.
1454 (remove_referenced_var): Likewise.
1456 2007-10-18 Daniel Jacobowitz <dan@codesourcery.com>
1458 * config/mips/mips.c (mips_dwarf_register_span): New.
1459 (TARGET_DWARF_REGISTER_SPAN): Define.
1461 2007-10-18 Chen Liqin <liqin@sunnorth.com.cn>
1463 * config.gcc : update score-*-elf(extra_objs).
1464 * config/score/mac.md : Remove.
1465 * config/score/misc.md : Remove.
1466 * config/score/score7.md : Remove.
1467 * config/score/score-mdaux.h : Remove.
1468 * config/score/score-mdaux.c : Remove.
1469 * config/score/score-version.h : Remove.
1470 * config/score/score-generic.md : New.
1471 * config/score/score3.h : New.
1472 * config/score/score3.c : New.
1473 * config/score/score7.h : New.
1474 * config/score/score7.c : New.
1475 * config/score/mul-div.S : add flush_cache score3 support.
1476 * config/score/elf.h : Fix some typos.
1477 * config/score/score.md : merge score3 and score7 pattern.
1478 * config/score/score.c : use to seperate which target it used.
1479 * config/score/score.h : use to seperate the target macro.
1480 * config/score/score.opt : remove -mmac option , add -mscore3,
1481 -mscore3d and -march OPTION support.
1483 2007-10-17 Andrew Pinski <andrew_pinski@playstation.sony.com>
1485 * cfgexpand.c (expand_stack_vars): Add checking to make sure
1486 that the offset of a variable is not greater than the size
1489 2007-10-17 Anatoly Sokolov <aesok@post.ru>
1491 * config/avr/avr.c (avr_mcu_types): Add support for atmega48p,
1492 atmega88p, atmega168p and atmega328p devices.
1493 * config/avr/avr.h (LINK_SPEC): (Ditto.).
1494 (CRT_BINUTILS_SPECS): (Ditto.).
1495 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
1497 2007-10-17 Maxim Kuvyrkov <maxim@codesourcery.com>
1499 * sched-ebb.c: Surround code with '#ifdef INSN_SCHEDULING'.
1501 * sched-deps.c: Ditto. Remove nested #ifdef's INSN_SCHEDULING.
1502 * sched-int.h: Surround declarations with '#ifdef INSN_SCHEDULING'.
1503 (print_insn): Move declaration to ...
1504 * rtl.h (print_insn): ... here.
1506 2007-10-17 Maxim Kuvyrkov <maxim@codesourcery.com>
1508 * config/m68k/m68k.h (m68k_sched_cpu, m68k_sched_attr_opx_type,
1509 m68k_sched_attr_opy_type, m68k_sched_attr_size, m68k_sched_attr_op_mem,
1510 m68k_sched_branch_type): Move declarations to ...
1511 * config/m68/m68k-protos.h: ... here.
1513 2007-10-17 Maxim Kuvyrkov <maxim@codesourcery.com>
1515 * genattrtab.c (main): Rearrange output of insn-attrtab.c headers.
1517 2007-10-17 Eric B. Weddington <eweddington@cso.atmel.com>
1519 * config/avr/avr.c (avr_mcu_types): Add attiny48.
1520 * config/avr/avr.h (LINK_SPEC): Likewise.
1521 (CRT_BINUTILS_SPECS): Likewsie.
1522 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
1524 2007-10-17 Eric B. Weddington <eweddington@cso.atmel.com>
1526 * config/avr/avr.c (avr_mcu_types): Add attiny43u.
1527 * config/avr/avr.h (CRT_BINUTILS_SPECS): Likewsie.
1528 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
1530 2007-10-17 Uros Bizjak <ubizjak@gmail.com>
1533 * reg-stack.c (move_for_stack_reg): Swap input argument of
1534 UNSPEC_TAN insn to the top of the stack.
1536 2007-10-17 Uros Bizjak <ubizjak@gmail.com>
1539 * config/i386/i386.c (ix86_expand_builtin) [IX86_BUILTIN_PSLLWI128,
1540 IX86_BUILTIN_PSLLDI128, BUILTIN_PSLLQI128, IX86_BUILTIN_PSRAWI128,
1541 IX86_BUILTIN_PSRADI128, IX86_BUILTIN_PSRLWI128,
1542 IX86_BUILTIN_PSRLDI128, IX86_BUILTIN_PSRLQI128]: Do not require
1543 immediate shift value.
1544 * config/i386/emmintrin.h (_mm_slli_epi16, _mm_slli_epi32,
1545 _mm_slli_epi64, _mm_srai_epi16, _mm_srai_epi32, _mm_srli_epi16,
1546 _mm_srli_epi32, _mm_srli_epi64): Remove 'const' from count argument.
1547 Remove macros for !__OPTIMIZE__ case.
1549 2007-10-17 Daniel Berlin <dberlin@dberlin.org>
1551 * tree-ssa-structalias.c (rewrite_constraints): Don't test for
1553 (perform_var_substitution): Only DFS from real nodes. Don't test
1555 (unite_pointer_equivalences): Fix broken test.
1557 2007-10-17 Alan Modra <amodra@bigpond.net.au>
1559 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Correct
1560 altivec sp_offset. Rearrange sp_offset assignments to
1561 correspond to stack adjustments. Use frame_reg_rtx for
1562 SPE register restores. Correct SPE stack adjustment.
1564 2007-10-17 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1566 * builtins.c (gimplify_va_arg_expr): Use inform for help message.
1567 * toplev.c (check_global_declaration_1): Use appropriate warning
1568 option instead of unnamed warning.
1569 * stor-layout.c (layout_decl): Likewise.
1570 * c-typeck.c (build_conditional_expr): Likewise.
1571 (build_compound_expr): Fix wrong comment.
1572 (build_binary_op): Use appropriate warning option instead of
1574 * cfgexpand.c (tree_expand_cfg): Likewise.
1575 * tree-optimize.c (tree_rest_of_compilation): Likewise.
1576 * tree-cfg.c (remove_useless_stmts_warn_notreached): Likewise.
1577 (execute_warn_function_return): Likewise.
1578 * stmt.c (warn_if_unused_value): Likewise.
1580 2007-10-16 Eric B. Weddington <eweddington@cso.atmel.com>
1582 * config/avr/avr.c (avr_mcu_types): Add at90pwm216, at90pwm316.
1583 * config/avr/avr.h (LINK_SPEC): Likewise and remove regex for
1585 (CRT_BINUTILS_SPECS): Likewsie.
1586 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
1588 2007-10-16 Amruth Laxman <amruth.laxman@nsn.com>
1591 * config/sparc/sparc.h (LOCAL_ALIGNMENT): Define.
1593 2007-10-16 Eric Botcazou <ebotcazou@libertysurf.fr>
1595 * dce.c (init_dce): Only initialize the obstacks for the fast pass.
1596 (fini_dce): Only release them for the fast pass.
1597 (end_ud_dce): Delete.
1598 (rest_of_handle_ud_dce): Do not modify df_in_progress.
1599 Call fini_dce instead of end_ud_dce.
1600 (rest_of_handle_fast_dce): Do not modify df_in_progress.
1601 (run_fast_df_dce): Reset df_in_progress to false on exit.
1603 2007-10-16 Paolo Bonzini <bonzini@gnu.org>
1604 Maxim Kuvyrkov <maxim@codesourcery.com>
1606 * target.h (unspec_may_trap_p): New target hook.
1607 * target-def.h (TARGET_UNSPEC_MAY_TRAP_P): New macro.
1608 * targhooks.c (default_unspec_may_trap_p): Default implementation of
1610 * targhooks.h (default_unspec_may_trap_p): Declare it.
1611 * doc/tm.texi (TARGET_UNSPEC_MAY_TRAP_P): Document new hook.
1612 * rtlanal.c (may_trap_p_1): Use new hook. Make global.
1613 * rtl.h (may_trap_p_1): Declare.
1615 * config/ia64/ia64.c (ia64_unspec_may_trap_p): New function to
1616 override default hook implementation.
1617 (TARGET_UNSPEC_MAY_TRAP_P): Override default implementation of the
1620 2007-10-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1622 * doc/invoke.texi (Wextra): Move it just after Wall, list the
1623 options enabled by Wextra and mention Wuninitialized.
1625 2007-10-15 Nigel Stephens <nigel@mips.com>
1627 * config/mips/mips.h (LOCAL_ALIGNMENT): Define.
1629 2007-10-15 Jakub Jelinek <jakub@redhat.com>
1631 PR tree-optimization/33136
1632 * opts.c (decode_options): Don't enable flag_ipa_type_escape.
1634 2007-10-15 Alexandre Oliva <aoliva@redhat.com>
1636 PR tree-optimization/33735
1637 PR tree-optimization/33572
1638 * tree-inline.c (update_ssa_across_abnormal_edges): Revert
1639 2007-10-09's change.
1640 * except.c (duplicate_eh_regions): Don't look for prev_try
1641 beyond ERT_ALLOWED_EXCEPTIONS with an empty list.
1643 2007-10-15 Alexandre Oliva <aoliva@redhat.com>
1646 * tree-inline.c (copy_bb): Use bsi_replace to replace a
1647 __builtin_va_arg_pack-containing call stmt.
1649 2007-10-15 Razya Ladelsky <razya@il.ibm.com>
1651 * matrix-reorg.c (gate_matrix_reorg): Don't comment out whole
1654 2007-10-15 Jakub Jelinek <jakub@redhat.com>
1656 PR tree-optimization/33619
1657 * tree-ssa-ter.c (is_replaceable_p): Return false for all
1660 2007-10-15 David Edelsohn <edelsohn@gnu.org>
1662 * config.gcc (powerpc-ibm-aix5*): Install altivec.h.
1664 2007-10-15 Richard Guenther <rguenther@suse.de>
1666 * fold-const.c (extract_array_ref): Remove.
1667 (fold_comparison): Handle POINTER_PLUS_EXPR with the
1668 generic address expression comparison folding. Remove
1669 the folding that used extract_array_ref.
1671 2007-10-15 Maxim Kuvyrkov <maxim@codesourcery.com>
1674 * haifa-sched.c (process_insn_forw_deps_be_in_spec): Check if
1675 speculation type of insn can be changed before trying to do that.
1677 2007-10-15 Eric Botcazou <ebotcazou@libertysurf.fr>
1679 * dse.c (struct insn_info): Add 'frame_read' field.
1680 (scan_insn): For the call to a const function, set frame_read if
1681 reload has been run.
1682 If the insn reads the frame, kill the frame related stores.
1683 (scan_reads_nospill): Likewise.
1685 2007-10-14 Jason Merrill <jason@redhat.com>
1687 * tree-eh.c (optimize_double_finally): Don't assume that the
1688 cleanup we're duplicating is only one statement.
1690 2007-10-14 Kazu Hirata <kazu@codesourcery.com>
1692 * config/fixed-bit.c, config/i386/cpuid.h, config/i386/i386.c,
1693 config/i386/i386.md, config/i386/sse.md, function.c, jump.c,
1694 modulo-sched.c, ra-conflict.c, toplev.c, tree-eh.c, tree-sra.c,
1695 tree-ssa-dse.c, tree-vect-analyze.c, tree-vect-patterns.c,
1696 tree-vect-transform.c: Fix comment typos.
1697 * doc/extend.texi: Fix a typo.
1699 * c-common.h: Remove the prototype for c_expand_body.
1700 * c-tree.h: Remove the prototype for c_disregard_inline_limits.
1701 * tree.h: Remove the prototype for fold_build_call_expr.
1703 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN):
1705 * c-tree.h: Remove the prototype for c_cannot_inline_tree_fn.
1707 2007-10-13 David Edelsohn <edelsohn@gnu.org>
1709 * config/rs6000/aix53.h: New file.
1710 * config/rs6000/aix{41,43,51,52}.h (TARGET_ALTIVEC): Define to 0.
1711 (TARGET_ALTIVEC_ABI): Same.
1712 * config/rs6000/aix.h (TARGET_ALTIVEC): Delete.
1713 (TARGET_ALTIVEC_ABI): Delete.
1714 * config.gcc (powerpc-ibm-aix5*): Rename to aix5.2. Add new
1715 stanza defaulting to aix5.3.
1717 2007-10-12 Nathan Froyd <froydnj@codesourcery.com>
1719 * config/i386/i386.md (SI_REG, DI_REG): New constants.
1720 (strmov): Use defined constants.
1721 (cmpstrnsi): Likewise.
1722 * config/i386/i386.c (decide_alg): Use defined constants.
1723 (ix86_expand_strlen): Likewise.
1725 2007-10-12 Richard Sandiford <rsandifo@nildram.co.uk>
1727 * dse.c (find_shift_sequence): Reinstate "<= UNITS_PER_WORD" condition.
1728 * var-tracking.c (micro_operation_def): Update comment on u.loc.
1729 (mode_for_reg_attrs, var_lowpart): New functions.
1730 (add_uses): Consider recording a lowpart of LOC for MO_USE.
1731 (add_stores): Likewise MO_SET and MO_COPY. If the source of a set
1732 or copy is known, set LOC to the SET that performs the set, instead
1734 (find_src_status, find_src_set_src): Remove LOC parameter.
1735 Replace INSN with the source value.
1736 (compute_bb_dataflow, emit_notes_in_bb): Check for a SET u.loc when
1737 handling MO_SET and MO_COPY. Update the calls to find_src_status
1738 and find_src_set_src.
1740 2007-10-12 Nathan Froyd <froydnj@codesourcery.com>
1743 * config/i386/i386.md (strmov): Check for esi and edi usage.
1744 * config/i386/i386.c (decide_alg): Check whether we can use a
1745 rep prefix and adjust algorithm choice accordingly.
1746 (ix86_expand_strlen): Check for eax, ecx, and edi usage.
1748 2007-10-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1750 * config/c4x/c4x.md (mulqi3, mulhi3): Use optab_libfunc.
1752 2007-10-12 Kenneth Zadeck <zadeck@naturalbridge.com>
1754 * global.c (build_insn_chain): Formatting fixes.
1756 2007-10-12 Richard Guenther <rguenther@suse.de>
1758 * tree-ssa-forwprop.c (forward_propagate_into_cond): For
1759 combining both operands require either both have single uses
1760 or combining to a constant.
1762 2007-10-12 Richard Guenther <rguenther@suse.de>
1765 * tree-ssa-forwprop.c (can_propagate_from): Do not propagate from
1766 a rhs with side-effects or which is a load.
1767 (forward_propagate_into_cond): Also try combining both operands.
1769 2007-10-12 Uros Bizjak <ubizjak@gmail.com>
1771 PR tree-optimization/33742
1772 * tree-vect-transform.c (vectorizable_operation): Return false
1773 if get_vectype_for_scalar_type for scalar_dest can't be determined.
1774 (vectorizable_call): Same for rhs_type and lhs_type.
1776 2007-10-12 Jakub Jelinek <jakub@redhat.com>
1778 PR tree-optimization/33645
1779 * tree-ssa-live.c (mark_all_vars_used): Add data argument,
1780 pass it to walk_tree.
1781 (mark_all_vars_used_1): Pass data through to mark_all_vars_used.
1782 When calling set_is_used on a VAR_DECL, if data is not NULL and
1783 its DECL_UID is in the bitmap, call mark_all_vars_used on its
1784 DECL_INITIAL after clearing the bit in bitmap.
1785 (remove_unused_locals): Adjust mark_all_vars_used callers.
1786 Instead of removing unused global vars from unexpanded_var_list
1787 immediately record them in bitmap, call mark_all_vars_used on
1788 all used global vars from unexpanded_var_list and only purge
1789 global vars that weren't found used even during that step.
1791 2007-10-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1793 * gthr-posix.h (__gthread_active_init): Create detached instead of
1794 joinable thread when testing whether threads are active on hppa-hpux.
1795 * gthr-posix95.h (__gthread_active_init): Likewise.
1797 2007-10-11 Kenneth Zadeck <zadeck@naturalbridge.com>
1800 * global.c (build_insn_chain): Include insn that occur between
1803 2007-10-11 Tom Tromey <tromey@redhat.com>
1805 * gengtype-yacc.y: Delete.
1807 2007-10-11 Uros Bizjak <ubizjak@gmail.com>
1809 * config/i386/i386.md (AX_REG, DX_REG, CX_REG): New constants.
1810 * config/i386/i386.c (ix86_function_arg_regno_p, function_arg_32,
1811 function_value_32, function_value_64, function_value_ms_64,
1812 setup_incoming_varargs_64, ix86_expand_prologue, ix86_expand_call,
1813 legitimize_tls_address, x86_this_parameter, x86_output_mi_thunk):
1816 2007-10-11 Richard Guenther <rguenther@suse.de>
1818 * gcse.c (hash_scan_set): If the next nonnote insn is in
1819 a different basic block insert the set.
1821 2007-10-11 Richard Guenther <rguenther@suse.de>
1824 * tree-cfg.c (one_pointer_to_useless_type_conversion_p): New function.
1825 (verify_gimple_expr): Use it to verify pointer-to types for
1828 2007-10-11 Richard Guenther <rguenther@suse.de>
1831 * c-typeck.c (build_array_ref): Do not strip qualifiers from
1832 the array element type.
1834 2007-10-11 Eric Botcazou <ebotcazou@libertysurf.fr>
1836 PR rtl-optimization/33638
1837 * dse.c (struct insn_info): Remove 'stack_read' field,
1838 add 'stack_pointer_based' field.
1839 (record_store): For a store with non-constant base, record
1840 whether it is stack pointer based.
1841 (scan_insn): For the call to a const function, remove stack
1842 pointer based stores from the list of local active stores.
1843 (scan_reads_nospill): Delete code dealing with const functions.
1845 2007-10-10 Peter Bergner <bergner@vnet.ibm.com>
1847 * ra-conflict.c (partial_bitnum, max_bitnum): Change type of variables
1849 (conflict_p, set_conflict, set_conflicts): Likewise.
1850 * global.c (global_alloc): Likewise.
1851 * ra.h: Update prototypes.
1853 2007-10-10 Wolfgang Gellerich <gellerich@de.ibm.com>
1855 * opth-gen.awk: Fixed generation of comment stating the origin
1858 2007-10-10 Kazu Hirata <kazu@codesourcery.com>
1861 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
1862 * longlong.h (count_leading_zeros): Replace '{' and '}' with '%{'
1863 and '%}', respectively.
1866 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
1867 * config/m68k/m68k.c (print_operand): Handle '{' and '}'.
1868 * config/m68k/m68k.h (PRINT_OPERAND_PUNCT_VALID_P): Accept '{'
1870 * config/m68k/m68k.md: Replace '{' with '%{' where '{' is
1874 2007-10-07 Kazu Hirata <kazu@codesourcery.com>
1875 * config/m68k/m68k.c, config/m68k/m68k.md: Use the assembly
1876 syntax for ASSEMBLER_DIALECT.
1877 * config/m68k/m68k.h (ASSEMBLER_DIALECT): New.
1879 2007-10-10 Revital Eres <eres@il.ibm.com>
1881 * modulo-sched.c (check_nodes_order): Dump the final order of
1883 (get_sched_window): Add dump info.
1884 (calculate_order_params): Dump order params of the nodes.
1886 2007-10-09 Kenneth Zadeck <zadeck@naturalbridge.com>
1889 * ra-conflict.c (record_one_conflict_between_regnos,
1890 set_conflicts_for_earlyclobber, global_conflicts): Improved logging.
1891 (global_conflicts): Enhanced incorrect check.
1893 2007-10-09 Geoffrey Keating <geoffk@apple.com>
1895 * dwarf2out.c (output_call_frame_info): FDEs are always emitted
1896 if flag_exceptions is not set.
1897 * config/darwin.c (darwin_emit_unwind_label): Rewrite to use
1898 assemble_name rather than incorrectly emulating it.
1900 * doc/extend.texi (Deprecated Features): Mention that <? and >? and
1901 friends are removed from G++.
1903 2007-10-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1905 * c-opts.c (c_common_handle_option): -Wnontemplate-friend,
1906 -Wwrite-strings and -Wmultichar are enabled by default, so Wall
1907 enabling them is redundant. Don't check two times for
1910 2007-10-09 H.J. Lu <hongjiu.lu@intel.com>
1912 * ra-conflict.c (record_one_conflict_between_regnos): Revert
1914 (set_conflicts_for_earlyclobber): Likewise.
1915 (global_conflicts): Likewise.
1917 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
1919 * longlong.h (count_leading_zeros): Replace '{' and '}' with '%{'
1920 and '%}', respectively.
1922 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
1924 * config/m68k/m68k.c (print_operand): Handle '{' and '}'.
1925 * config/m68k/m68k.h (PRINT_OPERAND_PUNCT_VALID_P): Accept '{'
1927 * config/m68k/m68k.md: Replace '{' with '%{' where '{' is
1930 2007-10-09 Richard Guenther <rguenther@suse.de>
1933 * gimplify.c (canonicalize_component_ref): Honor qualifiers
1934 of referenced structure and component.
1936 2007-10-09 Kenneth Zadeck <zadeck@naturalbridge.com>
1939 * ra-conflict.c (record_one_conflict_between_regnos,
1940 set_conflicts_for_earlyclobber, global_conflicts): Improved
1942 (global_conflicts): Removed incorrect check.
1944 2007-10-09 Richard Sandiford <rsandifo@nildram.co.uk>
1946 PR tree-optimization/33615
1947 * tree-ssa-pre.c (compute_avail): Don't call make_values_for_stmt
1948 if the statement might throw. Fix formatting.
1950 2007-10-09 Richard Sandiford <rsandifo@nildram.co.uk>
1952 PR tree-optimization/33615
1953 * tree-ssa-loop-im.c (movement_possibility): Return MOVE_IMPOSSIBLE
1954 if the rhs might throw.
1956 2007-10-09 Jan Hubicka <jh@suse.cz>
1958 * invoke.texi (align-threshold, align-loop-iterations): Document.
1959 * final.c: Include cfgloop.h, params.h
1960 (compute_alignments): Dump decisions and compare them with loop
1961 structure; honor given parameters.
1962 (pass_compute_alignments): New dump file.
1963 * params.def (PARAM_ALIGN_THRESHOLD, PARAM_ALIGN_LOOP_ITERATIONS): New.
1964 * Makefile.in (final.o): Add dependency on cfgloop.h and params.h
1966 2007-10-09 James E. Wilson <wilson@specifix.com>
1968 PR tree-optimization/33655
1970 * tree-sra.c (bitfield_overlaps_p): When fld->element is INTEGER_CST,
1971 convert it to bitsizetype before size_binop call.
1973 2007-10-09 Alexandre Oliva <aoliva@redhat.com>
1975 PR tree-optimization/33572
1976 * tree-inline.c (update_ssa_across_abnormal_edges): Tolerate
1977 the absence of a corresponding edge from the exit block.
1979 2007-10-09 Alexandre Oliva <aoliva@redhat.com>
1982 * tree-sra.c (instantiate_element): Use BYTES_BIG_ENDIAN for
1984 (sra_build_assignment): Likewise. Set up mask depending on
1985 precision, not type.
1986 (sra_build_bf_assignment): Use BYTES_BIG_ENDIAN. Don't overflow
1987 computing bit masks.
1988 (sra_build_elt_assignment): Don't view-convert from signed to
1990 (sra_explode_bitfield_assignment): Use bit-field type if
1991 possible. Use BYTES_BIG_ENDIAN.
1993 2007-10-08 Alexandre Oliva <aoliva@redhat.com>
1996 * tree-sra.c (scalarize_lsdt): Fix thinko in testing whether
1997 the original stmt can throw.
1998 (sra_build_bf_assignment): Fix type mismatch when applying negated
2001 2007-10-08 Geoffrey Keating <geoffk@apple.com>
2003 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Register
2004 '#pragma mark' to be executed at preprocessing time.
2006 2007-10-08 Ollie Wild <aaw@google.com>
2008 * varasm.c (compare_constant): Removed call to
2009 lang_hooks.expand_constant.
2010 (copy_constants): Removed call to lang_hooks.expand_constant.
2011 (compute_reloc_for_constant): Removed call to
2012 lang_hooks.expand_constant.
2013 (output_addressed_constants): Removed call to
2014 lang_hooks.expand_constant.
2015 (constructor_static_from_elts_p): Removed call to
2016 lang_hooks.expand_constant.
2017 (output_constant): Removed calls to lang_hooks.expand_constant.
2018 * langhooks.h (struct lang_hooks): Removed field expand_constant.
2019 * langhooks-def.h (lhd_return_tree): Removed.
2020 (LANG_HOOKS_EXPAND_CONSTANT): Removed.
2021 (LANG_HOOKS_INITIALIZER): Removed LANG_HOOKS_EXPAND_CONSTANT.
2022 * langhooks.c (lhd_return_tree): Removed.
2024 2007-10-08 Mark Shinwell <shinwell@codesourcery.com>
2026 * combine.c (setup_incoming_promotions): Ensure that
2027 arguments that have not undergone mode promotions do not
2028 incorrectly get marked as being sign- or zero-extended.
2030 2007-10-08 Richard Guenther <rguenther@suse.de>
2035 * fold-const.c (fold_binary): Use correct types in folding
2036 of a * (1 << b) to (a << b). Likewise for ~A & ~B to ~(A | B)
2037 and building of RROTATE_EXPR.
2039 2007-10-08 Richard Guenther <rguenther@suse.de>
2044 * fold-const.c (fold_binary): Use the correct types when
2045 folding (A | CST1) & CST2 to (A & CST2) | (CST1 & CST2).
2046 (fold_binary): Use the correct types when folding
2047 (-A) - B to (-B) - A.
2048 (fold_unary): Use the correct types when folding ~(X).
2050 2007-10-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2052 * doc/invoke.texi (Wall): fix formatting issues.
2054 2007-10-07 Richard Sandiford <rsandifo@nildram.co.uk>
2056 * simplify-rtx.c (simplify_binary_operation_1): Canonicalize
2057 truncated shift counts.
2059 2007-10-07 Kazu Hirata <kazu@codesourcery.com>
2061 * config/m68k/m68k.c, config/m68k/m68k.md: Use the assembly
2062 syntax for ASSEMBLER_DIALECT.
2063 * config/m68k/m68k.h (ASSEMBLER_DIALECT): New.
2065 2007-10-06 Eric Botcazou <ebotcazou@adacore.com>
2066 Nathan Froyd <froydnj@codesourcery.com>
2068 * dwarf2out.c (dwarf2out_frame_init): Check for DWARF2_FRAME_INFO
2069 when determining whether to record INCOMING_RETURN_ADDR_RTX.
2071 2007-10-06 Eric Botcazou <ebotcazou@adacore.com>
2074 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
2076 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
2077 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
2078 the function, temporarily point the debug interface to the null one.
2080 2007-10-06 Alexandre Oliva <aoliva@redhat.com>
2082 PR tree-optimization/33655
2084 * tree-sra.c (bitfield_overlaps_p): Handle array and complex
2087 2007-10-06 Alexandre Oliva <aoliva@redhat.com>
2089 PR tree-optimization/33572
2090 * tree-cfg.c (verify_stmts): Check for missing PHI defs.
2091 * tree-inline.c (update_ssa_across_eh_edges): Renamed to...
2092 (update_ssa_across_abnormal_edges): ... this. Set slots in the
2094 (copy_edges_for_bb): Handle nonlocal label edges.
2095 (make_nonlocal_label_edges): Deleted.
2096 (optimize_inline_calls): Don't call it.
2098 2007-10-05 Hans-Peter Nilsson <hp@axis.com>
2100 * gthr-single.h: Revert last change.
2102 2007-10-05 Michael Matz <matz@suse.de>
2105 * lower-subreg.c (decompose_multiword_subregs): Use
2106 validate_unshare_change().
2108 2007-10-05 Peter Bergner <bergner@vnet.ibm.com>
2110 * ra-conflict.c: Include "sparseset.h".
2111 (conflicts): Change to HOST_WIDEST_FAST_INT.
2112 (allocnos_live): Redefine variable as a sparseset.
2113 (SET_ALLOCNO_LIVE, CLEAR_ALLOCNO_LIVE, GET_ALLOCNO_LIVE):
2115 (allocno_row_words): Removed global variable.
2116 (partial_bitnum, max_bitnum, adjacency_pool, adjacency): New variables.
2117 (CONFLICT_BITNUM, CONFLICT_BITNUM_FAST): New defines.
2118 (conflict_p, set_conflict_p, set_conflicts_p): New functions.
2119 (record_one_conflict_between_regnos): Cache allocno values and reuse.
2121 (record_one_conflict): Update uses of allocnos_live to use
2122 the sparseset routines. Use set_conflicts_p.
2123 (mark_reg_store): Likewise.
2124 (set_reg_in_live): Likewise.
2125 (global_conflicts): Update uses of allocnos_live.
2126 Use the new adjacency list to visit an allocno's neighbors
2127 rather than iterating over all possible allocnos.
2128 Call set_conflicts_p to setup conflicts rather than adding
2130 * global.c: Comments updated.
2131 (CONFLICTP): Delete define.
2132 (regno_compare): New function. Add prototype.
2133 (global_alloc): Sort the allocno to regno mapping according to
2134 which basic blocks the regnos are referenced in. Modify the
2135 conflict bit matrix to a compressed triangular bitmatrix.
2136 Only allocate the conflict bit matrix and adjacency lists if
2137 we are actually going to allocate something.
2138 (expand_preferences): Use conflict_p. Update uses of allocnos_live.
2139 (prune_preferences): Use the FOR_EACH_CONFLICT macro to visit an
2140 allocno's neighbors rather than iterating over all possible allocnos.
2141 (mirror_conflicts): Removed function.
2142 (dump_conflicts): Iterate over regnos rather than allocnos so
2143 that all dump output will be sorted by regno number.
2144 Use the FOR_EACH_CONFLICT macro.
2145 * ra.h: Comments updated.
2146 (conflicts): Update prototype to HOST_WIDEST_FAST_INT.
2147 (partial_bitnum, max_bitnum, adjacency, adjacency_pool):
2149 (ADJACENCY_VEC_LENGTH, FOR_EACH_CONFLICT): New defines.
2150 (adjacency_list_d, adjacency_iterator_d): New types.
2151 (add_neighbor, adjacency_iter_init, adjacency_iter_done,
2152 adjacency_iter_next, regno_basic_block): New static inline functions.
2153 (EXECUTE_IF_SET_IN_ALLOCNO_SET): Removed define.
2154 (conflict_p): Add function prototype.
2155 * sparseset.h, sparseset.c: New files.
2156 * Makefile.in (OBJS-common): Add sparseset.o.
2157 (sparseset.o): New rule.
2159 2007-10-05 Richard Guenther <rguenther@suse.de>
2162 * fold-const.c (fold_unary): Do not fold (long long)(int)ptr
2165 2007-10-05 Michael Matz <matz@suse.de>
2168 * function.c (match_asm_constraints_1): Check for input
2169 being used in the outputs.
2171 2007-10-05 Richard Guenther <rguenther@suse.de>
2173 * tree-cfg.c (verify_gimple_expr): Accept OBJ_TYPE_REF.
2175 2007-10-05 Richard Sandiford <rsandifo@nildram.co.uk>
2178 * config/mips/mips.c (mips_register_move_cost): Rewrite to use
2179 subset checks. Make the cost of FPR -> FPR moves depend on
2180 mips_mode_ok_for_mov_fmt_p.
2182 2007-10-04 Doug Kwan <dougkwan@google.com>
2184 * gthr-posix.h (__gthread_cond_broadcast, __gthread_cond_wait,
2185 __gthread_cond_wait_recursive): Add to extend interface for POSIX
2186 conditional variables. (__GTHREAD_HAS_COND): Macro defined to signify
2187 support of conditional variables.
2188 * gthr-posix95.h (__gthread_cond_broadcast, __gthread_cond_wait,
2189 __gthread_cond_wait_recursive): Add to extend interface for POSIX
2190 conditional variables. (__GTHREAD_HAS_COND): Macro defined to signify
2191 support of conditional variables.
2192 * gthr-single.h (__gthread_cond_broadcast, __gthread_cond_wait,
2193 __gthread_cond_wait_recursive): Add to extend interface for POSIX
2194 conditional variables.
2195 * gthr.h: Update comments to document new interface.
2197 2007-10-04 Geoffrey Keating <geoffk@apple.com>
2199 * cgraphunit.c (cgraph_build_static_cdtor): Don't set
2202 2007-10-04 Anatoly Sokolov <aesok@post.ru>
2204 * config/avr/avr.c (expand_epilogue): Don't set RTX_FRAME_RELATED_P.
2206 2007-10-04 Richard Guenther <rguenther@suse.de>
2209 * tree-cfg.c (verify_gimple_expr): Operand one of POINTER_PLUS_EXPR
2210 does not need to be of INTEGER_TYPE.
2211 (verify_gimple_2): New function split out from ...
2212 (verify_gimple_1): ... here. ICE if there was an error during
2215 2007-10-04 Michael Matz <matz@suse.de>
2217 PR rtl-optimization/33653
2218 * dce.c (deletable_insn_p_1): Use volatile_refs_p().
2219 * dse.c (scan_insn): Same.
2221 2007-10-04 Kazu Hirata <kazu@codesourcery.com>
2223 * config.gcc: Remove USE_GAS for m68k targets.
2225 2007-10-04 Richard Guenther <rguenther@suse.de>
2227 PR tree-optimization/33627
2228 * tree-gimple.h (canonicalize_cond_expr_cond): Declare.
2229 * tree-gimple.c (canonicalize_cond_expr_cond): New function,
2231 * tree-ssa-forwprop.c (combine_cond_expr_cond): ... here.
2232 * tree-ssa-ifcombine.c (ifcombine_iforif): Use it.
2234 2007-10-04 Anatoly Sokolov <aesok@post.ru>
2236 * config/avr/avr.c (commands_in_file, commands_in_prologues,
2237 commands_in_epilogues): Remove variables.
2238 (avr_file_start): Remove unneded initializations of commands_in_file,
2239 commands_in_prologues and commands_in_epilogues variables.
2240 (avr_file_end): Remove dead code.
2242 2007-10-04 Kazu Hirata <kazu@codesourcery.com>
2244 * config/m68k/m68k.c (m68k_output_movem): Use the MOTOROLA if
2245 MOTOROLA is to true.
2247 2007-10-03 Richard Sandiford <rsandifo@nildram.co.uk>
2250 * config/mips/mips-protos.h (mips_split_64bit_move): Rename to...
2251 (mips_split_doubleword_move): ...this.
2252 * config/mips/mips.c (mips_subword): Extend to handle 64-bit words;
2253 use natural endianness for multi-format FPR values.
2254 (mips_split_64bit_move): Rename to...
2255 (mips_split_doubleword_move): ...this and extend to 64-bit words.
2256 Use move_doubleword_fpr* patterns for moves involving FPRs.
2257 (mips_save_reg): Update the call to mips_split_64bit_move.
2258 (mips_secondary_reload_class): Return NO_REGS for any reload of a
2259 nonzero constant into an FPR if the constant can be forced to memory.
2260 * config/mips/mips.md: Update the splitter calls to
2261 mips_split_64bit_move.
2262 (UNSPEC_LOAD_DF_LOW): Rename to...
2263 (UNSPEC_LOAD_LOW): ...this.
2264 (UNSPEC_LOAD_DF_HIGH): Rename to...
2265 (UNSPEC_LOAD_HIGH): ...this.
2266 (UNSPEC_STORE_DF_HIGH): Rename to...
2267 (UNSPEC_STORE_WORD): ...this.
2268 (SPLITF): New mode iterator.
2269 (HALFMODE): New mode attribute.
2270 (movtf): New expander.
2271 (*movtf_internal): New define_insn_and_split.
2272 (move_doubleword_fpr<mode>): New expander.
2273 (load_df_low, load_df_high, store_df_high, mthc1, mfhc1): Replace
2275 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
2276 (mfhc1<mode>): ...these more general patterns.
2278 2007-10-03 Alexandre Oliva <aoliva@redhat.com>
2280 * cfgrtl.c (rtl_block_ends_with_call_p): Skip notes at the end.
2282 2007-10-03 Alexandre Oliva <aoliva@redhat.com>
2284 * gcse.c (hash_scan_set): Insert set in insn before note at
2285 the end of basic block.
2287 2007-10-03 Sebastian Pop <sebastian.pop@amd.com>
2289 PR tree-optimization/33576
2290 * testsuite/gcc.dg/tree-ssa/pr33576.c: New.
2291 * tree-loop-linear.c (linear_transform_loops): Call remove_iv.
2292 * lambda.h (lambda_loopnest_to_gcc_loopnest): New parameter.
2293 (remove_iv): Declared.
2294 * lambda-code.c (remove_iv): Not static.
2295 (lambda_loopnest_to_gcc_loopnest): New parameter remove_ivs.
2296 Don't remove ivs there, save ivs in the buffer.
2298 2007-10-03 Jason Merrill <jason@redhat.com>
2301 * tree-eh.c (same_handler_p): New fn.
2302 (optimize_double_finally): New fn.
2303 (refactor_eh_r): New fn.
2304 (refactor_eh): New fn.
2305 (pass_refactor_eh): New pass.
2306 * tree-pass.h: Declare it.
2307 * passes.c (init_optimization_passes): Add it.
2309 2007-10-03 Doug Kwan <dougkwan@google.com>
2310 Richard Guenther <rguenther@suse.de>
2313 * dwarf2out.c (reference_to_unused): Disable sanity checking,
2314 be conservative instead.
2316 2007-10-03 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
2319 * doc/invoke.texi (-fwhole-program): Document that Fortran
2320 doesn't support this option.
2322 2007-10-02 Richard Sandiford <rsandifo@nildram.co.uk>
2325 * expr.c (expand_expr_addr_expr_1): Pass CONSTRUCTORs to
2328 2007-10-02 David Daney <ddaney@avtrex.com>
2330 * config/mips/mips.md (sync_compare_and_swap<mode>): Handle compare
2331 against constant zero.
2332 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Handle constant zero
2335 2007-09-02 Kenneth Zadeck <zadeck@naturalbridge.com>
2337 * ra-conflict.c: New file.
2339 * reload.c (push_reload, find_dummy_reload): Change DF_RA_LIVE
2340 usage to DF_LIVE usage.
2341 (reload): Remove reference to df_get_live_top.
2342 * rtlanal.c (subreg_nregs_with_regno): New function.
2343 * df-scan.c (df_def_record_1, df_uses_record): Add code to set
2344 DF_REF_EXTRACT, DF_REF_STRICT_LOWER_PART, and DF_REF_SUBREG flags.
2345 (df_has_eh_preds): Removed.
2346 (df_bb_refs_collect, df_bb_refs_collect, df_bb_refs_collect,
2347 df_exit_block_uses_collect): Changed call from df_has_eh_preds to
2349 * global.c (allocno, max_allocno, conflicts, allocno_row_words,
2350 reg_allocno, EXECUTE_IF_SET_IN_ALLOCNO_SET): Moved to ra.h
2351 (SET_ALLOCNO_LIVE, CLEAR_ALLOCNO_LIVE): Moved to ra-conflicts.c.
2352 (regs_set, record_one_conflict, record_conflicts, mark_reg_store,
2353 mark_reg_clobber, mark_reg_conflicts, mark_reg_death): Deleted.
2354 (global_alloc): Turn off rescanning insns after call to
2355 global_conflicts and added call to set_preferences.
2356 (global_conflicts): Moved to ra-alloc.c.
2357 (set_preferences_1, set_preferences): New function.
2358 (mirror_conflicts): Changed types for various variables.
2359 (mark_elimination): Change DF_RA_LIVE
2360 usage to DF_LIVE usage.
2361 (build_insn_chain): Rewritten from scratch and made local.
2362 (print_insn_chain, print_insn_chains): New functions.
2363 (dump_conflicts): Do not print conflicts for fixed_regs.
2364 (rest_of_handle_global_alloc): Turn off insn rescanning.
2365 * hard-reg-set.h: Fixed comment.
2366 * local-alloc.c (update_equiv_regs): Change DF_RA_LIVE
2367 usage to DF_LIVE usage and delete refs to TOP sets.
2368 (block_alloc): Mark regs as live if they are in the artificial
2369 defs at top of block.
2370 (find_stack_regs): New function.
2371 (rest_of_handle_local_alloc): Changed urec problem to live
2372 problem and do not turn off df rescanning.
2373 * df.h (DF_UREC, DF_UREC_BB_INFO, DF_LIVE_TOP, DF_RA_LIVE_IN,
2374 DF_RA_LIVE_TOP, DF_RA_LIVE_OUT, df_urec_bb_info, df_urec,
2375 df_urec_add_problem, df_urec_get_bb_info, df_has_eh_preds): Removed.
2376 (DF_CHAIN, DF_NOTE, DF_CHAIN): Renumbered.
2377 (DF_REF_EXTRACT, DF_REF_STRICT_LOWER_PART, DF_REF_SUBREG): New
2378 fields in df_ref_flags. The rest have been renumbered.
2379 * init-regs.c (initialize_uninitialized_regs): Enhanced debugging
2381 * rtl.h (subreg_nregs_with_regno): New function.
2382 * df-problems.c: (df_get_live_out, df_get_live_in,
2383 df_get_live_top): Removed reference to DF_RA_LIVE.
2384 (df_lr_reset, df_lr_transfer_function, df_live_free_bb_info,
2385 df_live_alloc, df_live_reset, df_live_local_finalize,
2386 df_live_free): Make top set only if different from in set.
2387 (df_lr_top_dump, df_live_top_dump): Only print top set if
2388 different from in set.
2389 (df_lr_bb_local_compute): Removed unnecessary check.
2390 (df_urec_problem_data, df_urec_set_bb_info, df_urec_free_bb_info,
2391 df_urec_alloc, df_urec_mark_reg_change, earlyclobber_regclass,
2392 df_urec_check_earlyclobber, df_urec_mark_reg_use_for_earlyclobber,
2393 df_urec_mark_reg_use_for_earlyclobber_1, df_urec_bb_local_compute,
2394 df_urec_local_compute, df_urec_init, df_urec_local_finalize,
2395 df_urec_confluence_n, df_urec_transfer_function, df_urec_free,
2396 df_urec_top_dump, df_urec_bottom_dump, problem_UREC,
2397 df_urec_add_problem): Removed.
2398 (df_simulate_fixup_sets): Changed call from df_has_eh_preds to
2400 * Makefile.in (ra-conflict.o, ra.h): New dependencies.
2401 * basic_block.h (bb_has_abnormal_pred): New function.
2402 * reload1.c (compute_use_by_pseudos): Change DF_RA_LIVE
2403 usage to DF_LIVE usage.
2405 2007-10-02 Revital Eres <eres@il.ibm.com>
2407 * config/rs6000/predicates.md (easy_vector_constant): Return false
2408 for 750CL paired vectors.
2409 * config/rs6000/paired.md (movv2sf_paired): Fix move of easy
2411 (vec_initv2sf): Add new description.
2412 (vconcatsf): Likewise.
2413 * config/rs6000/rs6000-protos.h: Declare paired_expand_vector_init.
2414 * config/rs6000/rs6000.c (paired_expand_vector_init): New function.
2416 2007-10-01 Alexandre Oliva <aoliva@redhat.com>
2418 * tree-ssa-sink.c (sink_code_in_bb): Don't stop sinking after
2419 sinking the last stmt in a BB.
2421 2007-10-01 Alexandre Oliva <aoliva@redhat.com>
2424 * tree-sra.c (struct sra_elt): Add in_bitfld_block.
2425 (sra_hash_tree): Handle BIT_FIELD_REFs.
2426 (sra_elt_hash): Don't hash bitfld blocks.
2427 (sra_elt_eq): Skip them in parent compares as well. Handle
2429 (build_element_name_1): Handle BIT_FIELD_REFs.
2430 (instantiate_element): Propagate nowarn from parents. Create
2431 BIT_FIELD_REF for variables that are widened by scalarization.
2432 Gimple-zero-initialize all bit-field variables that are not
2433 part of parameters that are going to be scalarized on entry.
2434 (instantiate_missing_elements_1): Return the sra_elt.
2435 (canon_type_for_field): New.
2436 (try_instantiate_multiple_fields): New. Infer widest possible
2437 access mode from decl or member type, but clip it at word
2438 size, and only widen it if a field crosses an alignment
2440 (instantiate_missing_elements): Use them.
2441 (generate_one_element_ref): Handle BIT_FIELD_REFs.
2442 (scalar_bitfield_p): New.
2443 (sra_build_assignment): Optimize assignments from scalarizable
2444 BIT_FIELD_REFs. Use BITS_BIG_ENDIAN to determine shift
2447 (sra_build_bf_assignment): New. Optimize assignments to
2448 scalarizable BIT_FIELD_REFs.
2449 (sra_build_elt_assignment): New. Optimize BIT_FIELD_REF
2450 assignments to full variables.
2451 (generate_copy_inout): Use the new macros and functions.
2452 (generate_element_copy): Likewise. Handle bitfld differences.
2453 (generate_element_zero): Don't recurse for blocks. Use
2454 sra_build_elt_assignment.
2455 (generate_one_element_init): Take elt instead of var. Use
2456 sra_build_elt_assignment.
2457 (generate_element_init_1): Adjust.
2458 (bitfield_overlap_info): New struct.
2459 (bitfield_overlaps_p): New.
2460 (sra_explode_bitfield_assignment): New. Adjust widened
2461 variables to account for endianness.
2462 (sra_sync_for_bitfield_assignment): New.
2463 (scalarize_use): Re-expand assignment to/from scalarized
2464 BIT_FIELD_REFs. Explode or sync needed members for
2465 BIT_FIELD_REFs accesses or assignments. Use REPLDUP.
2466 (scalarize_copy): Use REPLDUP.
2467 (scalarize_ldst): Move assert before dereference. Adjust EH
2469 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
2471 2007-10-01 Paolo Bonzini <bonzini@gnu.org>
2473 * simplify-rtx.c (comparison_result, simplify_relational_operation_1):
2474 Rename CR_* constants to CMP_*. Fix spacing.
2476 2007-10-01 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2479 * Makefile.in (build_html_dir/gccinstall): gccinstall.texi needs
2480 to be processed with the special script doc/install.texi2html.
2482 2007-09-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2484 * doc/invoke.texi (Wall): List the options enabled by Wall.
2485 (Wstrict-aliasing): Add missing @option.
2487 2007-09-30 Richard Sandiford <rsandifo@nildram.co.uk>
2489 * config/mips/mips.c (mips_split_64bit_move): Use gen_rtx_REG_offset
2490 rather than gen_lowpart to change a register from DImode to DFmode.
2491 (mips_cannot_change_mode_class): Only allow FPRs to change mode if
2492 both FROM and TO are integer modes that are no bigger than 4 bytes.
2493 (mips_mode_ok_for_mov_fmt_p): New function.
2494 (mips_preferred_reload_class): Use it instead of FLOAT_MODE_P.
2495 (mips_secondary_reload_class): Tweak formatting and comments.
2496 Use reg_class_subset_p instead of direct comparisons with
2497 classes. Only allow direct FPR<->FPR moves for modes that
2498 satisfy mips_mode_ok_for_mov_fmt_p. Only allow loads and stores
2499 for 4- and 8-byte types. Handle reloads in which X is an FPR.
2500 * config/mips/mips.md (*movdi_gp32_fp64): Remove f<-f alternative.
2501 (*movdi_64bit): Likewise.
2502 (*movsi_internal): Likewise.
2503 (*movhi_internal): Likewise.
2504 (*movqi_internal): Likewise.
2506 2007-09-30 Diego Novillo <dnovillo@google.com>
2509 * tree-ssa-ter.c (is_replaceable_p): Return false if STMT may
2512 2007-09-30 Uros Bizjak <ubizjak@gmail.com>
2514 PR tree-optimization/33597
2515 * tree-vect-analyze.c (vect_build_slp_tree): Check if optab handler
2516 for LSHIFT_EXPR and RSHIFT_EXPR is available for vec_mode.
2518 2007-09-28 Uros Bizjak <ubizjak@gmail.com>
2520 * config/i386/i386.c (ix86_expand_move): Use can_create_pseudo_p ()
2521 instead of variants of (!reload_in_progress && !reload_completed).
2522 (x86_expand_vector_move): Ditto.
2524 2007-09-28 Ollie Wild <aaw@google.com>
2527 2007-09-27 Ollie Wild <aaw@google.com>
2529 * varasm.c (compare_constant): Removed call to
2530 lang_hooks.expand_constant.
2531 (copy_constants): Removed call to lang_hooks.expand_constant.
2532 (compute_reloc_for_constant): Removed call to
2533 lang_hooks.expand_constant.
2534 (output_addressed_constants): Removed call to
2535 lang_hooks.expand_constant.
2536 (constructor_static_from_elts_p): Removed call to
2537 lang_hooks.expand_constant.
2538 (output_constant): Removed calls to lang_hooks.expand_constant.
2539 * langhooks.h (struct lang_hooks): Removed field expand_constant.
2540 * langhooks-def.h (lhd_return_tree): Removed.
2541 (LANG_HOOKS_EXPAND_CONSTANT): Removed.
2542 (LANG_HOOKS_INITIALIZER): Removed LANG_HOOKS_EXPAND_CONSTANT.
2543 * langhooks.c (lhd_return_tree): Removed.
2545 2007-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
2548 * config/spu/spu.c (spu_expand_insv): Call copy_rtx on the second
2549 argument to gen_selb.
2551 2007-09-28 Chao-ying Fu <fu@mips.com>
2553 * libgcc-std.ver: Add fixed-point routines to GCC_4.3.0 section.
2554 * doc/libgcc.texi (Fixed-point fractional library routines):
2555 Fix typos for neg and cmp functions.
2557 2007-09-28 Michael Matz <matz@suse.de>
2559 PR rtl-optimization/33552
2560 * function.c (match_asm_constraints_1): Check for overlap in
2561 inputs and replace all occurences.
2563 2007-09-28 Richard Sandiford <rsandifo@nildram.co.uk>
2565 * config/mips/mips.c (override_options): Fix comment typo.
2567 2007-09-28 Jie Zhang <jie.zhang@analog.com>
2569 * config.gcc (bfin*-linux-uclibc*): Set extra_parts
2570 to "crtbegin.o crtbeginS.o crtend.o crtendS.o".
2571 * config/bfin/t-bfin-linux (crti.o): Don't build.
2573 (EXTRA_MULTILIB_PARTS): Remove crti.o and crtn.o.
2574 * config/bfin/t-bfin-uclinux (crti.o): Don't build.
2576 (EXTRA_MULTILIB_PARTS): Remove crti.o and crtn.o.
2578 2007-09-27 Ollie Wild <aaw@google.com>
2580 * varasm.c (compare_constant): Removed call to
2581 lang_hooks.expand_constant.
2582 (copy_constants): Removed call to lang_hooks.expand_constant.
2583 (compute_reloc_for_constant): Removed call to
2584 lang_hooks.expand_constant.
2585 (output_addressed_constants): Removed call to
2586 lang_hooks.expand_constant.
2587 (constructor_static_from_elts_p): Removed call to
2588 lang_hooks.expand_constant.
2589 (output_constant): Removed calls to lang_hooks.expand_constant.
2590 * langhooks.h (struct lang_hooks): Removed field expand_constant.
2591 * langhooks-def.h (lhd_return_tree): Removed.
2592 (LANG_HOOKS_EXPAND_CONSTANT): Removed.
2593 (LANG_HOOKS_INITIALIZER): Removed LANG_HOOKS_EXPAND_CONSTANT.
2594 * langhooks.c (lhd_return_tree): Removed.
2596 2007-09-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2599 * expr.c (emit_group_load_1): Split constant double when destination
2600 length is half source length.
2602 2007-09-27 Richard Sandiford <rsandifo@nildram.co.uk>
2604 * config/mips/mips.h (PTF_AVOID_BRANCHLIKELY): New macro.
2605 (mips_cpu_info): Add tune_flags.
2606 (GENERATE_BRANCHLIKELY): Remove TARGET_SR71K check.
2607 * config/mips/mips.c (mips_cpu_info_table): Add tune_flags fields.
2609 (override_options): Remove deprecation code. Use branch-likely
2610 instructions for optimize_size or if the tuning flags do not
2611 suggest otherwise. Tweak warning.
2612 (mips_matching_cpu_name_p, mips_parse_cpu): Use ARRAY_SIZE.
2614 2007-09-27 Matthias Klose <doko@ubuntu.com>
2616 * config/i386/t-linux64 (MULTILIB_OSDIRNAMES): Use ../lib32 as the
2617 multilib osdirname if it exists.
2618 * config/rs6000/t-linux64 (MULTILIB_OSDIRNAMES): Likewise.
2620 2007-09-27 Ian Lance Taylor <iant@google.com>
2622 PR tree-optimization/33565
2623 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING on
2624 assignments of comparisons.
2625 * tree-ssa-sccvn.c (simplify_binary_expression): Add stmt
2626 parameter. Change caller. Defer overflow warnings around call to
2628 * fold-const.c (fold_undefer_overflow_warnings): Don't warn if
2629 TREE_NO_WARNING is set on the statement.
2630 * tree-ssa-forwprop.c
2631 (tree_ssa_forward_propagate_single_use_vars): Don't test
2632 TREE_NO_WARNING when calling fold_undefer_overflow_warnings.
2633 * tree-cfg.c (fold_cond_expr_cond): Likewise.
2635 2007-09-27 Joseph Myers <joseph@codesourcery.com>
2637 * config/rs6000/rs6000.c (rs6000_legitimize_address): Do not
2638 reduce offset by units of 0x10000 for SPE vector modes or modes
2639 used with E500 double instructions.
2641 2007-09-04 Paolo Bonzini <bonzini@gnu.org>
2643 * simplify-rtx.c (comparison_result): New.
2644 (simplify_const_relational_operation): Use it instead of the five
2645 "equal|op[01]ltu?" variables; consequently remove redundant "else"s.
2646 Improve bounds-checking optimizations; remove subsumed POPCOUNT
2647 optimizations. Extract nonzero_address_p optimizations into a
2648 separate "if" together with optimizations where op1 is const0_rtx.
2649 Optimize comparing an IOR with zero. Simplify op0 RELOP op0 for
2650 floating-point arguments too when appropriate. Hoist test for ABS
2651 outside the final switch statement.
2652 * cse.c (fold_rtx): Don't look for an IOR equivalent of
2653 folded_arg0 if we found a constant equivalent. Remove
2654 transformations done in simplify-rtx.c for "op0 RELOP op0".
2656 2007-09-27 Jakub Jelinek <jakub@redhat.com>
2658 * builtins.c (expand_builtin, expand_builtin_object_size,
2659 expand_builtin_memory_chk, maybe_emit_chk_warning,
2660 maybe_emit_sprintf_chk_warning): Use new %K format string specifier
2662 * expr.c (expand_expr_real_1): Likewise.
2663 * langhooks-def.h (struct diagnostic_info): Add forward decl.
2664 (lhd_print_error_function): Add third argument.
2665 * langhooks.h (struct diagnostic_info): Add forward decl.
2666 (struct lang_hooks): Add third argument to print_error_function.
2667 * diagnostic.h (diagnostic_info): Add abstract_origin field.
2668 (diagnostic_last_function_changed, diagnostic_set_last_function): Add
2670 (diagnostic_report_current_function): Likewise.
2671 * toplev.c (announce_function): Pass NULL as second argument to
2672 diagnostic_set_last_function.
2673 * diagnostic.c (diagnostic_report_current_function): Add second
2674 argument, pass it as third argument to lang_hooks.print_error_function.
2675 (default_diagnostic_starter): Pass DIAGNOSTIC as second argument
2676 to diagnostic_report_current_function.
2677 (diagnostic_report_diagnostic): Initialize diagnostic->abstract_origin
2678 and message.abstract_origin.
2679 (verbatim): Initialize abstract_origin.
2680 * pretty-print.h (text_info): Add abstract_origin field.
2681 * pretty-print.c (pp_base_format): Handle %K.
2682 * langhooks.c (lhd_print_error_function): Add third argument. If
2683 diagnostic->abstract_origin, print virtual backtrace.
2684 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
2685 gcc_cdiag_char_table, gcc_cxxdiag_char_table): Support %K.
2686 (init_dynamic_diag_info): Likewise.
2688 2007-09-26 David Daney <ddaney@avtrex.com>
2691 * config/mips/mips.md (sync_compare_and_swap<mode>, sync_old_add<mode>,
2692 sync_new_add<mode>, sync_old_<optab><mode>, sync_new_<optab><mode>,
2693 sync_old_nand<mode>, sync_new_nand<mode>,
2694 sync_lock_test_and_set<mode>): Fix '&' constraint modifiers.
2695 Update length attributes.
2696 (sync_add<mode>, sync_sub<mode>, sync_old_sub<mode>,
2697 sync_new_sub<mode>, sync_<optab><mode>, sync_nand<mode>): Update
2699 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP,
2700 MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND,
2701 MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): Add
2704 2007-09-26 Richard Guenther <rguenther@suse.de>
2706 PR tree-optimization/33563
2707 * tree-ssa-dse.c (get_use_of_stmt_lhs): Rename to ...
2708 (get_kill_of_stmt_lhs): ... this. Re-structure. Handle
2710 (dse_optimize_stmt): Call get_kill_of_stmt_lhs instead of
2711 get_use_of_stmt_lhs.
2713 2007-09-26 Joseph Myers <joseph@codesourcery.com>
2716 * c-common.c (complete_array_type): Diagnose too-large arrays and
2717 set type to error_mark_node.
2719 2007-09-26 Richard Guenther <rguenther@suse.de>
2721 PR tree-optimization/30375
2722 PR tree-optimization/33560
2723 * tree-ssa-dse.c (get_use_of_stmt_lhs): Give up on uses
2727 2006-05-22 Aldy Hernandez <aldyh@redhat.com>
2729 * tree-ssa-dse.c (aggregate_vardecl_d): New.
2730 (dse_global_data): Add aggregate_vardecl field.
2731 (dse_possible_dead_store_p): New.
2732 Add prev_defvar variable.
2733 Allow immediate uses and previous immediate uses to differ
2734 if they are setting different parts of the whole.
2735 (get_aggregate_vardecl): New.
2736 (dse_record_partial_aggregate_store): New.
2737 (dse_whole_aggregate_clobbered_p): New.
2738 (dse_partial_kill_p): New.
2739 Call dse_maybe_record_aggregate_store().
2740 When checking whether a STMT and its USE_STMT refer to the
2741 same memory address, check also for partial kills that clobber
2743 Move some variable definitions to the block where they are used.
2744 (aggregate_vardecl_hash): New.
2745 (aggregate_vardecl_eq): New.
2746 (aggregate_vardecl_free): New.
2747 (aggregate_whole_store_p): New.
2748 (tree_ssa_dse): Initialize and free aggregate_vardecl.
2749 Mark which aggregate stores we care about.
2751 2007-09-25 DJ Delorie <dj@redhat.com>
2754 * config/m32c/m32c.c (m32c_immd_dbl_mov): Use INTVAL instead of
2757 2007-09-25 Michael Meissner <michael.meissner@amd.com>
2760 * config/i386/i386.c (ix86_expand_sse5_unpack): Change to call
2761 gen_sse5_pperm_sign_v4si_v2di and gen_sse5_pperm_zero_v4si_v2di
2762 for vector int32 -> int64 conversions. Don't write beyond the end
2763 of the allocated vector for int32 -> int64 conversions.
2765 2007-09-25 Revital Eres <eres@il.ibm.com>
2767 * config/rs6000/paired.h (paired_sel): New.
2768 * config/rs6000/rs6000.c (bdesc_3arg): Add selv2sf4.
2769 (rs6000_expand_ternop_builtin): Pass zero const_double operand
2770 when expanding selv2sf.
2771 * config/rs6000/rs6000.h (rs6000_builtins): Add
2772 PAIRED_BUILTIN_SELV2SF4.
2774 2007-09-25 Joseph Myers <joseph@codesourcery.com>
2777 * c-typeck.c (default_conversion): Call require_complete_type
2778 before perform_integral_promotions.
2779 (build_unary_op): Call require_complete_type except for ADDR_EXPR.
2780 (build_c_cast): Call require_complete_type except for casts to
2782 (convert_for_assignment): Call require_complete_type.
2784 2007-09-25 Revital Eres <eres@il.ibm.com>
2786 * config/spu/spu.md: Fix doloop pattern.
2788 2007-09-25 Bernd Schmidt <bernd.schmidt@analog.com>
2790 * config/bfin/bfin.c (expand_prologue_reg_save,
2791 expand_epilogue_reg_restore): Code to save and restore I/M/B/L regs
2792 and ASTAT moved here...
2793 (expand_interrupt_handler_prologue, expand_interrupt_handler_epilogue):
2794 ... from here. New argument ALL; callers changed.
2795 (n_regs_saved_by_prologue): Count ASTAT for plain saveall functions.
2796 (bfin_expand_prologue, bfin_expand_epilogue): Deal with functions that
2797 have the "saveall" attribute.
2799 2007-09-25 Hans-Peter Nilsson <hp@bitrange.com>
2801 * config/mmix/mmix.h (FUNCTION_INCOMING_ARG_REGNO_P): Don't define
2803 (INCOMING_REGNO, OUTGOING_REGNO): Define.
2804 * config/mmix/mmix.c (mmix_opposite_regno): New function.
2805 * config/mmix/mmix-protos.h (mmix_opposite_regno): Prototype.
2807 * config/mmix/mmix.md ("*cmpcc_folded"): In condition, gate
2808 with REG_P tests before REGNO access.
2810 2007-09-24 DJ Delorie <dj@redhat.com>
2813 * config/m32c/cond.md (stzx_reversed_<mode>): Add an output
2815 (movqicc_<code>_<mode>): Likewise.
2816 (movhicc_<code>_<mode>): Likewise.
2818 2007-09-24 Rask Ingemann Lambertsen <rask@sygehus.dk>
2821 * config/m32c/m32c.c (m32c_eh_return_data_regno): Leave an address
2822 register for reload.
2824 2007-09-24 Danny Smith <dannysmith@user.sourceforge.net>
2827 * config/i386/i386.c (ix86_comp_type_attributes): Check
2830 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
2832 * config/m68k/m68k.h (ASM_OUTPUT_ALIGN_WITH_NOP): New, use
2833 "move.l %a4,%a4" to produce nops.
2834 * config/m68k/m68k.c (override_options): Reset align options,
2835 if neccessary align macro isn't avaible.
2837 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
2839 config/m68k/linux.h (PREFERRED_STACK_BOUNDARY): New.
2841 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
2843 * config/m68k/m68k.c (strict_low_part_peephole_ok): Don't leave
2845 * config/m68k/m68k.md (movsi_m68k): Allow certain constant when
2846 reload is completed.
2847 (peephole pattern): Convert most of them to RTL peephole pattern.
2849 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
2851 * config/m68k/m68k.c (notice_update_cc): Recognize fp compare
2852 (moved from fp compare patterns).
2853 * config/m68k/m68k.md (cmp<mode>, cmp<mode>_68881, cmp<mode>_cf):
2854 Cleanup predicates to relieve reload.
2855 (conditional_trap): Reject conditional trap with fp condition.
2856 * gcc/config/m68k/predicates.md (fp_src_operand): New, reject
2857 certain constants early.
2859 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
2861 * gcc/final.c (final_scan_insn): Remove accidentally duplicated code.
2863 2007-09-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
2865 * config.gcc (powerpc*-*-*): --with-cpu=cell is a 64bit CPU.
2866 Allow --with-tune=cell and --with-cpu=cell.
2868 2007-09-24 David Edelsohn <edelsohn@gnu.org>
2870 * config/rs6000/rs6000-protos.h (rs6000_emit_swrsqrtsf): Declare.
2871 * config/rs6000/rs6000.opt (swdiv): Change option to ...
2873 * config/rs6000/rs6000.c (rs6000_builtin_reciprocal): New
2875 (TARGET_BUILTIN_RECIPROCAL): Use it.
2876 (rs6000_builtin_expand): Expand recip, recipf, and rsqrtf.
2877 (rs6000_init_builtins): Initialize recip, recipf, and rsqrtf.
2878 (rs6000_emit_swrsqrtsf): New.
2879 * config/rs6000/rs6000.h (rs6000_builtins): Add recip, recipf, and
2881 * config/rs6000/rs6000.md (UNSPEC_RSQRT): Define.
2882 (divsf3): Remove swdiv support.
2885 (rsqrt_internal1): New.
2886 (divdf3): Remove swdiv support.
2889 2007-09-24 Jakub Jelinek <jakub@redhat.com>
2892 * langhooks.h (struct lang_hooks_for_types): Add type_hash_eq
2894 * langhooks-def.h (LANG_HOOKS_TYPE_HASH_EQ): Define.
2895 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_TYPE_HASH_EQ.
2896 * tree.c (type_hash_eq): For FUNCTION_TYPE use
2897 lang_hooks.type.type_hash_eq in addition to generic tests.
2899 2007-09-24 Pranav Bhandarkar <pranav.bhandarkar@celunite.com>
2900 Ramana Radhakrishnan <ramana@hercules.pun.celunite.com>
2902 * tree-inline.h (eni_weights): Add field target_builtin_cost to
2903 reflect the cost per call to a target specific builtin.
2904 * tree-inline.c (estimate_num_insns_1): If it is a CALL_EXPR for a
2905 call to a target specific builtin, then use target_builtin_call_cost.
2906 (init_inline_once): Initialize target_builtin_call_cost field.
2908 2007-09-24 Kai Tietz <kai.tietz@onevision.com>
2911 * config/i386/i386.c (return_in_memory_ms_64): Handle return types for
2914 2007-09-23 H.J. Lu <hongjiu.lu@intel.com>
2916 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
2917 * configure: Regenerated.
2919 2007-09-23 Ollie Wild <aaw@google.com>
2921 * fold-const.c (fold_binary): Fold BIT_AND_EXPR's with a pointer
2923 (get_pointer_modulus_and_residue): New function.
2925 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
2927 * config/mips/mips.c (build_mips16_call_stub): On 64-bit targets,
2928 combine an SC return value into a single register.
2930 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
2932 * opth-gen.awk (target_flags_explicit): Declare.
2933 * toplev.h (target_flags_explicit): Delete declaration.
2934 * toplev.c (target_flags): Likewise.
2935 * config/mips/mips.h (mips_llsc_setting, mips_llsc): Delete.
2936 (GENERATE_SYNC, GENERATE_LL_SC): Redefine using target_explicit_flags.
2937 Never return true for TARGET_MIPS16.
2938 * config/mips/mips.c (mips_llsc): Delete.
2939 (mips_handle_option): Remove -mllsc handling.
2940 (mips_strip_unspec_address): Tweak comment.
2941 * config/mips/mips.opt (mllsc): Use a target mask.
2943 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
2945 * doc/tm.texi (POINTERS_EXTEND_UNSIGNED): Document extensions to
2946 word_mode as well as Pmode.
2948 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
2950 * function.c (assign_parm_setup_block): Explicitly convert BLKmode
2951 parameters from word_mode to the subword type if such a truncation
2954 2007-09-23 Jakub Jelinek <jakub@redhat.com>
2956 * configure.ac (MAKEINFO): Handle makeinfo version 4.10 and above.
2957 * configure: Regenerated.
2959 2007-09-23 Jan Hubicka <jh@suse.cz>
2961 * params.def (INLINE_CALL_COST): Set to 12.
2962 * invoke.texi (inline-call-cost): Update default value.
2964 2007-09-23 Eric Botcazou <ebotcazou@adacore.com>
2966 * config/alpha/alpha.md (movti): Use operand_subword for the split.
2968 2007-09-23 Ayal Zaks <zaks@il.ibm.com>
2969 Revital Eres <eres@il.ibm.com>
2971 * modulo-sched.c (doloop_register_get): Rewrite the loop which
2972 checks whether the count_reg is found outside the control part.
2974 2007-09-23 Jakub Jelinek <jakub@redhat.com>
2976 * expr.c (expand_expr_real_1) <case CALL_EXPR>: Use get_callee_fndecl
2977 instead of checking CALL_EXPR_FN directly to test for builtins.
2978 If error or warning attributes are present, print
2979 error resp. warning.
2980 * c-common.c (handle_error_attribute): New function.
2981 (c_common_attribute_table): Add error and warning
2983 * doc/extend.texi: Document error and warning attributes.
2985 * tree.h (block_nonartificial_location): New prototype.
2986 * tree.c (block_nonartificial_location): New function.
2987 * dwarf2out.c (gen_subprogram_die): Add DW_AT_artificial
2988 if artificial attribute is present on abstract inline decl.
2989 * c-common.c (handle_artificial_attribute): New function.
2990 (c_common_attribute_table): Add artificial attribute.
2991 * final.c (override_filename, override_linenum): New variables.
2992 (final_scan_insn): For DBX_DEBUG or SDB_DEBUG, set override_filename
2993 and override_linenum if inside of a block inlined from
2994 __attribute__((__artificial__)) function.
2995 (notice_source_line): Honor override_filename and override_linenum.
2996 * doc/extend.texi: Document __attribute__((__artificial__)).
2997 * config/i386/emmintrin.h: Add __artificial__ attribute to
2998 all __always_inline__ functions.
2999 * config/i386/mmintrin.h: Likewise.
3000 * config/i386/tmmintrin.h: Likewise.
3001 * config/i386/mm3dnow.h: Likewise.
3002 * config/i386/pmmintrin.h: Likewise.
3003 * config/i386/ammintrin.h: Likewise.
3004 * config/i386/xmmintrin.h: Likewise.
3005 * config/i386/smmintrin.h: Likewise.
3006 * config/i386/bmmintrin.h: Likewise.
3007 * config/i386/mmintrin-common.h: Likewise.
3010 * expr.c (expand_constructor): New function.
3011 (expand_expr_real_1) <case CONSTRUCTOR>: Call it.
3012 (expand_expr_real_1) <case ARRAY_REF>: Call it if VALUE is
3015 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
3017 * config/mips/mips.c (dump_constants_1): Generalize to include
3018 fractional and accumulator modes.
3020 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
3022 * config/mips/mips.h (ISA_HAS_DSP, ISA_HAS_DSPR2): New macros.
3023 * config/mips/mips.c (mips_set_mips16_mode): Don't clear the DSP
3025 (override_options): Check TARGET_HARD_FLOAT_ABI instead of
3026 TARGET_HARD_FLOAT when testing whether -mpaired-single is
3028 (mips_conditional_register_usage): Check ISA_HAS_DSP instead of
3030 * config/mips/constraints.md (ka): Check ISA_HAS_DSPR2 instead of
3032 * config/mips/mips.md (ANYF): Require TARGET_HARD_FLOAT for V2SF.
3033 (mulv2sf3, movv2sf, movv2sf_hardfloat_64bit): Require
3035 (<u>mulsidi3_32bit_internal, <u>msubsidi4, <u>maddsidi4): Check
3036 ISA_HAS_DSPR2 instead of TARGET_HAS_DSPR2.
3037 * config/mips/mips-dsp.md: Use ISA_HAS_DSP instead of TARGET_HAS_DSP
3039 * config/mips/mips-dspr2.md: Likewise ISA_HAS_DSPR2 and
3041 * config/mips/mips-fixed.md: Use ISA_HAS_DSP and ISA_HAS_DSPR2
3042 instead of TARGET_HAS_DSP and TARGET_HAS_DSPR2.
3043 * config/mips/mips-ps-3d.md: Add TARGET_HARD_FLOAT to V2SF patterns.
3045 2007-09-22 Jason Merrill <jason@redhat.com>
3048 * attribs.c (lookup_attribute_spec): Split out...
3049 (decl_attributes): From here.
3050 * tree.h: Declare it.
3052 2007-09-22 Richard Sandiford <rsandifo@nildram.co.uk>
3054 * doc/sourcebuild.texi: Document dg-add-options mips16_attribute.
3056 2007-09-22 Eric Botcazou <ebotcazou@adacore.com>
3058 * tree-inline.c (remap_type_1): Correctly chain variants.
3060 2007-09-22 Richard Guenther <rguenther@suse.de>
3062 PR tree-optimization/33146
3063 * fold-const.c (fold_binary): Use the original tree
3065 * tree.h (STRIP_SIGN_NOPS): Converting from or to pointer
3066 also changes "sign".
3068 2007-09-22 Eric Botcazou <ebotcazou@adacore.com>
3071 * except.c (finish_eh_generation): Call commit_edge_insertions if
3072 there are insns queued on the entry edge.
3073 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns on
3076 2007-09-22 Richard Sandiford <rsandifo@nildram.co.uk>
3078 * doc/sourcebuild.texi (dg-add-c99-runtime-options): Document.
3080 2007-09-19 Michael Meissner <michael.meissner@amd.com>
3082 * gcc/config/i386/i386.c: Delete trailing whitespace.
3083 * gcc/config/i386/i386.h: Ditto.
3084 * gcc/config/i386/bmmintrin.h: Ditto.
3085 * gcc/config/i386/sync.md: Ditto.
3086 * gcc/config/i386/ppro.md: Ditto.
3087 * gcc/config/i386/mmx.md: Ditto.
3088 * gcc/config/i386/constraints.md: Ditto.
3089 * gcc/config/i386/sse.md: Ditto.
3090 * gcc/config/i386/athlon.md: Ditto.
3091 * gcc/config/i386/i386.md: Ditto.
3093 2007-09-21 Richard Guenther <rguenther@suse.de>
3095 PR tree-optimization/33508
3096 * tree-ssa-alias.c (mark_aliases_call_clobbered): Avoid
3097 quadratic loop by keeping a bitmap of variables we have
3098 to clobber all subvariables for.
3099 (set_initial_properties): Likewise.
3101 2007-09-21 Richard Sandiford <rsandifo@nildram.co.uk>
3103 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Delete.
3105 2007-09-20 Nigel Stephens <nigel@mips.com>
3106 Chao-ying Fu <fu@mips.com>
3108 * c-decl.c (finish_declspecs): When _Sat is used without
3109 _Fract or _Accum, set the default type to cts_fract.
3110 This avoids a warning of "type defaults to int".
3112 2007-09-20 Joseph Myers <joseph@codesourcery.com>
3114 * c-decl.c (check_bitfield_type_and_width): Don't allow _Bool
3115 bit-fields wider than one bit.
3117 2007-09-20 Jakub Jelinek <jakub@redhat.com>
3120 * dwarf2out.c (modified_type_die): Handle TYPE_DECL with NULL
3122 * dbxout.c (dbxout_type): Likewise.
3126 * gimplify.c (gimplify_vla_decl): New function.
3127 (gimplify_decl_expr): Move VLA decl handling to gimplify_vla_decl.
3129 (gimplify_target_expr): Handle variable length TARGET_EXPRs.
3131 2007-09-20 Richard Sandiford <rsandifo@nildram.co.uk>
3133 * doc/invoke.texi (-minterlink-mips16): Document.
3134 * config/mips/mips.opt (minterlink-mips16): New option.
3135 * config/mips/mips.c (mips_function_ok_for_sibcall): Handle
3138 2007-09-20 Joseph Myers <joseph@codesourcery.com>
3140 * doc/extend.texi (Attribute Syntax): Remove old speculative
3143 2007-09-20 Mark Shinwell <shinwell@codesourcery.com>
3145 * combine.c: Include cgraph.h.
3146 (setup_incoming_promotions): Rework to allow more aggressive
3147 elimination of sign extensions when all call sites of the
3148 current function are known to lie within the current unit.
3150 2007-09-20 Richard Sandiford <rsandifo@nildram.co.uk>
3152 * dse.c (find_shift_sequence): No-op rework of control flow.
3154 2007-09-19 Richard Sandiford <rsandifo@nildram.co.uk>
3156 * config/mips/mips.c (build_mips16_call_stub): Tidy. Fix second
3157 GPR for DCmode on 64-bit targets. Remove redundant fallback.
3159 2007-09-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
3161 * cfgexpand.c (dump_stack_var_partition): Use the correct
3162 index for the offset.
3164 2007-09-19 Joseph Myers <joseph@codesourcery.com>
3166 * config/mips/sde.h: Switch to GPLv3.
3168 2007-09-19 Eric Botcazou <ebotcazou@adacore.com>
3170 * tree-sra.c (decide_block_copy): Decide if there are groups.
3172 2007-09-19 Roman Zippel <zippel@linux-m68k.org>
3174 * config/m68k/m68k.c (output_move_himode): Remove jump table
3176 config/m68k/m68k.md (lea): Likewise.
3177 * config/m68k/m68k.c (print_operand_address): Use simple pc
3178 relative addressing.
3180 2007-09-19 Bernd Schmidt <bernd.schmidt@analog.com>
3182 * doc/tm.texi (IS_ASM_LOGICAL_LINE_SEPARATOR): Document new argument.
3183 * final.c (IS_ASM_LOGICAL_LINE_SEPARATOR): Provide two-argument
3185 (asm_insn_count): Pass template as second argument to it.
3186 * config/avr/avr.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
3187 * config/pa/pa.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
3188 * config/stormy16/stormy16.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
3189 * config/cris/cris.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
3190 * config/sh/sh.c (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
3191 (sh_insn_length_adjustment): Pass template as second argument to it.
3192 * config/bfin/bfin.h (IS_ASM_LOGICAL_LINE_SEPARATOR): New macro.
3194 * config/bfin/bfin.md (define_asm_attributes): New.
3196 2007-09-19 Jie Zhang <jie.zhang@analog.com>
3198 * config.gcc (bfin*-linux-uclibc*): Add ./linux-sysroot-suffix.h
3200 * config/bfin/print-sysroot-suffix.sh: New.
3201 * config/bfin/t-bfin-elf (EXTRA_PARTS): Remove.
3202 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
3203 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
3204 * config/bfin/t-bfin-uclinux (EXTRA_PARTS): Remove.
3205 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
3206 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
3207 * config/bfin/t-bfin-linux (EXTRA_PARTS): Remove.
3208 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
3209 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
3210 (linux-sysroot-suffix.h): New target.
3211 * config/bfin/bfin.opt (mcsync-anomaly): Use Var instead of Mask.
3212 (mspecld-anomaly): Likewise.
3213 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Renamed from
3214 (enum bfin_cpu): ... this. Add BFIN_CPU_BF522, BFIN_CPU_BF525,
3215 BFIN_CPU_BF527, BFIN_CPU_BF538, BFIN_CPU_BF539, BFIN_CPU_BF542,
3216 BFIN_CPU_BF544, BFIN_CPU_BF548, and BFIN_CPU_BF549.
3217 (bfin_si_revision): Declare.
3218 (bfin_workarounds): Declare.
3219 (WA_SPECULATIVE_LOADS): Define.
3220 (ENABLE_WA_SPECULATIVE_LOADS): Define.
3221 (WA_SPECULATIVE_SYNCS): Define.
3222 (ENABLE_WA_SPECULATIVE_SYNCS): Define.
3223 * config/bfin/elf.h (STARTFILE_SPEC): Rename crt532.o to basiccrt.o.
3224 (LIB_SPEC): Add %s to the linker scripts.
3225 Use proper linker script for bf522, bf525, bf527,
3226 bf538, bf539, bf542, bf544, bf548, and bf549.
3227 * config/bfin/bfin.c (bfin_si_revision): Define.
3228 (bfin_workarounds): Define.
3229 (struct bfin_cpu): New.
3231 (bfin_handle_option): Handle silicon revision part of -mcpu option.
3232 (override_options): Set bfin_workarounds.
3233 (length_for_loop): Replace TARGET_CSYNC_ANOMALY with
3234 ENABLE_WA_SPECULATIVE_SYNCS, TARGET_SPECLD_ANOMALY with
3235 ENABLE_WA_SPECULATIVE_LOADS.
3236 (bfin_reorg): Likewise.
3237 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
3238 macros for bf522, bf525, bf527, bf538, bf539,
3239 bf542, bf544, bf548, and bf549.
3240 Define __SILICON_REVISION__ and __WORKAROUND_* macros if needed.
3241 Don't define __ID_SHARED_LIB__ when -msep-data.
3242 (TARGET_DEFAULT): Define as 0.
3243 (DRIVER_SELF_SPECS): Add -mcpu=bf532 if no -mcpu option.
3244 * doc/invoke.texi (Blackfin Options): Document silicon
3245 revision part of -mcpu option and it now accepts bf522, bf525,
3246 bf527, bf538, bf539, bf542, bf544, bf548, and bf549.
3248 2007-09-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3250 * alias.c (memory_modified_1): Deconstify.
3251 (memory_modified_in_insn_p): Don't use const_note_stores.
3252 * rtl.h (const_note_stores): Delete.
3253 * rtlanal.c (const_note_stores): Likewise.
3255 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
3257 * dse.c (find_shift_sequence): Temporarily revert to forbidding
3260 2007-09-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
3264 * config/fr30/fr30.md (addsi3): Check REG_P() before calling REGNO().
3265 (addsi_small_int): Likewise.
3266 (addsi_big_int): Use rtx_equal_p() instead of REGNO() comparison.
3267 (one_cmplsi2): Likewise.
3269 (enter_func): Expand insn using hard_frame_pointer_rtx and
3272 * config/fr30/fr30.c (fr30_expand_prologue): Check for
3273 hard_frame_pointer_rtx instead of using REGNO() check.
3274 Properly sign extend GEN_INT() argument.
3276 2007-09-18 Roman Zippel <zippel@linux-m68k.org>
3278 * config/m68k/m68k.c (override_options): Remove USE_GAS,
3280 (output_dbcc_and_branch, output_scc_di): Replace all jbcc
3281 alternatives with just jcc.
3282 * config/m68k/m68k.md (addsi_lshrsi_31, beq0_di, bne0_di,
3283 bge0_di, blt0_di, bgtu, bltu, bgeu, bleu, bgtu_rev,
3284 bltu_rev, bgeu_rev, bleu_rev, jump, dbne_hi, dbne_si,
3285 dbge_hi, dbge_si): Likewise.
3287 2007-09-18 Roman Zippel <zippel@linux-m68k.org>
3289 * config/m68k/m68k.md (beq, bne, bgt, blt, bge, ble, bordered,
3290 bunordered, buneq, bunge, bungt, bunle, bunlt, bltgt, beq_rev,
3291 bne_rev, bgt_rev, blt_rev, bge_rev, ble_rev, bordered_rev,
3292 bunordered_rev, buneq_rev, bunge_rev, bungt_rev, bunle_rev,
3293 bunlt_rev, bltgt_rev): Replace all fbcc with fjcc.
3295 2007-09-18 Maxim Kuvyrkov <maxim@codesourcery.com>
3297 * config/m68k/m68k-devices.def (51qe): New device.
3298 * config/m68k/m68k.c (FL_FOR_isa_c): Remove division unit. Add it
3299 to all uses of FL_FOR_isa_c for compatibility.
3300 (all_microarchs): Add cfv1 microarchitecture.
3301 (m68k_handle_option): Handle m51qe option.
3302 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Handle 51QE.
3303 (TUNE_CFV1): New macro.
3304 (enum uarch_type): Add ucfv1.
3305 * doc/invoke.texi: Document 51qe device and cfv1 microarchitecture.
3307 2007-09-18 Richard Guenther <rguenther@suse.de>
3309 PR tree-optimization/31863
3310 * tree-ssa-structalias.c (create_variable_info_for): Always
3311 free the fieldstack.
3313 2007-09-18 Dorit Nuzman <dorit@il.ibm.com>
3315 * opts.c (decode_options): Enable vectorization under -O3.
3317 2007-09-18 Richard Guenther <rguenther@suse.de>
3319 PR tree-optimization/33340
3320 * tree-ssa-sccvn.c (set_ssa_val_to): Do not set values to
3321 SSA_NAMEs that occur in abnormal PHI nodes.
3323 2007-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3325 * tree-cfg.c (is_ctrl_altering_stmt, tree_block_ends_with_call_p):
3326 Don't use const_get_call_expr_in.
3327 * tree-gimple.c (const_get_call_expr_in): Delete.
3328 * tree-gimple.h (const_get_call_expr_in): Likewise.
3330 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
3332 * df-scan.c (df_notes_rescan): Do nothing if the instruction does
3333 not yet have a basic block.
3334 * dse.c (find_shift_sequence): Don't set DF_NO_INSN_RESCAN.
3336 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
3338 * config/mips/mips.c (mips_file_start): Add ".previous" directives
3339 to both ".section"s.
3341 2007-09-17 Richard Sandiford <rsandifo@nildram.co.uk>
3343 * config/mips/mips.c (mips_output_mi_thunk): Use
3344 mips_function_ok_for_sibcall and const_call_insn_operand
3345 to determine if a direct sibcall is allowed. Use
3346 mips_classify_symbol to determine a global pointer is needed.
3348 2007-09-17 Richard Sandiford <rsandifo@nildram.co.uk>
3350 * config/mips/mips.md (*clear_upper32): Use "W" as the memory operand.
3352 2007-09-17 Chao-ying Fu <fu@mips.com>
3353 Nigel Stephens <nigel@mips.com>
3355 * config/fixed-bit.h: New file.
3356 * config/fixed-bit.c: New file.
3357 * doc/libgcc.texi (Fixed-point fractional library routines): New node.
3359 2007-09-18 Jakub Jelinek <jakub@redhat.com>
3361 * c-format.h (format_kind_info): Add alloc_char field.
3362 * c-format.c (scanf_flag_specs): Add 'm'.
3363 (scanf_flag_pairs): Add 'a', 'm' pair.
3364 (scan_char_table): Allow 'm' modifier for c, s, [, C and S.
3365 (format_types_orig): Add alloc_char fields.
3366 (check_format_info_main): Rename aflag to alloc_flag.
3367 Handle fki->alloc_char. modifier after width and before length
3368 modifiers. Move FMT_FLAG_SCANF_A_KLUDGE handling before
3369 length modifiers as well.
3370 * config/sol2-c.c (solaris_format_types): Add alloc_char field.
3373 * builtins.c (expand_builtin_memory_chk): Handle COMPOUND_EXPRs
3374 returned by build_call_expr.
3376 2007-09-17 Eric Botcazou <ebotcazou@adacore.com>
3378 * tree-sra.c (maybe_lookup_element_for_expr) <COMPONENT_REF>: Return
3379 NULL for variable-sized records too.
3380 (sra_walk_expr) <COMPONENT_REF>: Stop at variable-sized records too.
3382 2007-09-17 Tom Tromey <tromey@redhat.com>
3384 * c-decl.c (pushdecl): Don't set DECL_LANG_SPECIFIC.
3385 (c_builtin_function): Likewise.
3386 (grokdeclarator): Likewise.
3388 2007-09-17 Zdenek Dvorak <ook@ucw.cz>
3390 PR rtl-optimization/26449
3391 * loop-invariant.c (move_invariant_reg): Do not use force_operand.
3392 (seq_insns_valid_p): Removed.
3394 2007-09-17 Eric Botcazou <ebotcazou@adacore.com>
3396 * tree-nomudflap.c (gate_mudflap): New static function.
3397 (pass_mudflap_1): Use it as gate function.
3398 (pass_mudflap_2): Likewise.
3400 2007-09-17 Jan Hubicka <jh@suse.cz>
3404 * loop-invariant.c (move_invariant_reg): Unshare sequence.
3406 2007-09-17 Victor Kaplansky <victork@il.ibm.com>
3408 PR tree-optimization/33319
3409 * tree-vect-analyze.c (vect_same_range_drs): New.
3410 (vect_vfa_range_equal): New.
3411 (vect_is_duplicate_ddr): Removed.
3412 (vect_mark_for_runtime_alias_test): Do not perform marking when
3413 optimizing for size or max_param for alias checking is zero.
3414 Move the function before vect_analyze_data_ref_dependence.
3415 (vect_analyze_data_ref_dependence): Add call to
3416 vect_mark_for_runtime_alias_test in two cases when dependence
3418 (vect_analyze_data_ref_dependences): Do not call to
3419 vect_mark_for_runtime_alias_test.
3420 (vect_prune_runtime_alias_test_list): New.
3421 (vect_analyze_loop): Add call to vect_prune_runtime_alias_test_list.
3422 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
3423 Update vec_outside_cost.
3424 (vect_vfa_segment_size): More compact code, use TYPE_SIZE_UNIT.
3425 (vect_create_cond_for_alias_checks): Build the base address of data
3426 reference from DR_GROUP_FIRST_DR.
3427 (vect_loop_versioning): New.
3428 (vect_transform_loop): Add a call to vect_loop_versioning.
3429 Remove factored out code.
3431 2007-09-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3434 * expr.c (store_expr): Call adjust_address to change mode of dest_mem
3437 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
3439 * dse.c (find_shift_sequence): Allow word as well as subword shifts.
3440 Do the tentative shift expansion with the DF_NO_INSN_RESCAN flag set.
3441 Fix the call to insn_rtx_cost. Skip access sizes that require a
3442 real truncation of the store register. Use convert_move instead
3443 of gen_lowpart when narrowing the result.
3444 (replace_read): Use convert_move instead of gen_lowpart when
3445 narrowing the store rhs.
3447 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
3449 * config/mips/mips.md (SHORT): Fix long line.
3450 (SUBDI): New mode iterator. Extend the shift-and-truncate insns
3451 to QImode and HImode.
3453 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
3455 * config/mips/mips.h (POINTERS_EXTEND_UNSIGNED): Define.
3457 2007-09-15 Zdenek Dvorak <ook@ucw.cz>
3459 * tree-parloops.c: New file.
3460 * tree-ssa-operands.h (free_stmt_operands): Declare.
3461 * tree-ssa-loop-manip.c (split_loop_exit_edge): Return the new basic
3463 * tree-pass.h (pass_parallelize_loops): Declare.
3464 * omp-low.c (expand_omp_parallel, expand_omp_for): Update SSA form for
3466 (build_omp_regions_1): Allow analysing just a single OMP region and
3468 ( build_omp_regions_root, omp_expand_local): New functions.
3469 (build_omp_regions): Add argument to build_omp_regions_1 call.
3470 * builtins.def (DEF_GOMP_BUILTIN): Initialize OMP builtins when
3471 autoparallelization is run.
3472 * timevar.def (TV_TREE_PARALLELIZE_LOOPS): New.
3473 * tree-ssa-loop.c (gate_tree_parallelize_loops, tree_parallelize_loops,
3474 pass_parallelize_loops): New.
3475 * common.opt (ftree-parallelize-loops): New.
3476 * tree-flow.h (omp_expand_local, tree_duplicate_sese_tail,
3477 parallelize_loops): Declare.
3478 (add_phi_args_after_copy, split_loop_exit_edge): Declaration changed.
3479 * Makefile.in (tree-parloops.o): Added.
3480 * tree-cfg.c (add_phi_args_after_copy_edge, tree_duplicate_sese_tail):
3482 (add_phi_args_after_copy_bb): Use add_phi_args_after_copy_edge.
3483 (add_phi_args_after_copy): Call add_phi_args_after_copy_edge for
3484 one extra edge as well.
3485 (tree_duplicate_sese_region): Add argument to add_phi_args_after_copy.
3486 Use VEC_free to free doms vector.
3487 (move_block_to_fn): Update loop info. Remove phi nodes for virtual
3488 operands. Recompute operand caches in the new function.
3489 (move_sese_region_to_fn): Update loop info.
3490 * passes.c (init_optimization_passes): Add pass_parallelize_loops.
3491 * tree-ssa-operands.c (free_stmt_operands): New function.
3493 * doc/passes.texi: Document autoparallelization.
3494 * doc/invoke.texi (-ftree-parallelize-loops): New option.
3496 2007-09-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3499 * pa.c (function_value): Use GET_MODE_BITSIZE instead of
3502 2007-09-15 Dorit Nuzman <dorit@il.ibm.com>
3504 * tree-vect-transform.c (vect_get_vec_defs_for_stmt_copy): check if
3505 the VEC is not NULL.
3506 (vectorizable_type_demotion, vectorizable_type_promotion): Check that
3507 get_vectype_for_scalar_type succeeded.
3508 (vectorizable_conversion): Likewise.
3510 2007-09-14 Jan Hubicka <jh@suse.cz>
3512 * config/i386/i386.md (*floatdi<mode>2_i387): Guard against
3515 2007-09-14 Uros Bizjak <ubizjak@gmail.com>
3518 * config/i386/i386.md (fmodxf3): Copy operands[2] to temporary
3519 register when operands[2] equals operands[1].
3520 (remainderxf3): Ditto.
3522 2007-09-14 Sandra Loosemore <sandra@codesourcery.com>
3523 Nigel Stephens <nigel@mips.com>
3525 * doc/tm.texi (LIBGCC2_UNWIND_ATTRIBUTE): Document.
3526 * unwind-generic.h (LIBGCC2_UNWIND_ATTRIBUTE): Define.
3527 (_Unwind_RaiseException): Add LIBGCC2_UNWIND_ATTRIBUTE to
3529 (_Unwind_ForcedUnwind): Likewise.
3530 (_Unwind_Resume): Likewise.
3531 (_Unwind_Resume_or_Rethrow): Likewise.
3532 (_Unwind_Backtrace): Likewise.
3533 (_Unwind_SjLj_RaiseException): Likewise.
3534 (_Unwind_SjLj_ForcedUnwind): Likewise.
3535 (_Unwind_SjLj_Resume): Likewise.
3536 (_Unwind_SjLj_Resume_or_Rethrow): Likewise.
3537 * unwind.inc (_Unwind_RaiseException): Add LIBGCC2_UNWIND_ATTRIBUTE
3539 (_Unwind_ForcedUnwind): Likewise.
3540 (_Unwind_Resume): Likewise.
3541 (_Unwind_Resume_or_Rethrow): Likewise.
3542 (_Unwind_Backtrace): Likewise.
3543 * unwind-compat.c (_Unwind_Backtrace): Likewise.
3544 (_Unwind_ForcedUnwind): Likewise.
3545 (_Unwind_RaiseException): Likewise.
3546 (_Unwind_Resume): Likewise.
3547 (_Unwind_Resume_or_Rethrow): Likewise.
3549 * config/mips/mips.h (LIBGCC2_UNWIND_ATTRIBUTE): Define to force
3550 nomips16 mode when IN_LIBGCC2 with hard float.
3552 2007-09-14 Richard Sandiford <rsandifo@nildram.co.uk>
3554 * config/mips/sdemtk.opt: Update to GPLv3.
3555 * config/mips/sdemtk.h: Likewise.
3557 2007-09-14 Nigel Stephens <nigel@mips.com>
3559 * config.gcc (mips*-*-linux*): Recognise mipsisa32r2 and set
3560 MIPS_ISA_DEFAULT appropriately. Don't make soft-float the default
3561 for mipsisa32-*-linux*.
3563 2007-09-14 Nigel Stephens <nigel@mips.com>
3564 David Ung <davidu@mips.com>
3565 Thiemo Seufer <ths@mips.com>
3566 Richard Sandiford <richard@codesourcery.com>
3568 * config.gcc (mips*-sde-elf*): Add support for the SDE C libraries.
3569 * configure.ac: Add a mipssde threading type.
3570 * configure: Regenerate.
3571 * config/mips/sdemtk.h: New file.
3572 * config/mips/t-sdemtk: Likewise.
3573 * config/mips/sdemtk.opt: Likewise.
3574 * gthr-mipssde.h: Likewise.
3575 * config/mips/sde.h (FUNCTION_PROFILER): Move to config/mips/sdemtk.h.
3576 * config/mips/mips.h (MIPS_SAVE_REG_FOR_PROFILING_P): New macro.
3577 (MIPS_ICACHE_SYNC): New macro, split from ...
3578 * config/mips/mips.md (clear_cache): ...here.
3579 * config/mips/mips.c (mips_save_reg_p): Check
3580 MIPS_SAVE_REG_FOR_PROFILING_P on profiled functions.
3581 (build_mips16_function_stub): Use targetm.strip_name_encoding.
3582 (build_mips16_call_stub): Likewise.
3584 2007-09-14 Richard Sandiford <richard@codesourcery.com>
3586 * Makefile.in (stmp-int-hdrs): Depend on fixinc_list.
3588 2007-09-14 Jakub Jelinek <jakub@redhat.com>
3591 * config/ia64/ia64.c (find_gr_spill): Don't decrement
3592 current_frame_info.n_local_regs. Don't return emitted local
3594 (ia64_compute_frame_size): Improve unwind hack to put
3595 RP, PFS, FP in that order by allowing some of the registers
3596 been already emitted, as long as they are emitted to the
3599 2007-09-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3601 * config/spu/vmx2spu.h (vec_extract, vec_insert, vec_lvlx,
3602 vec_lvlxl, vec_lvrx, vec_lvrxl, vec_promote, vec_splats,
3603 vec_stvlx, vec_stvlxl, vec_stvrx, vec_stvrxl): New intrinsics.
3605 2007-09-13 Eric Christopher <echristo@apple.com>
3606 Kenneth Zadeck <zadeck@naturalbridge.com>
3608 * dse.c (find_shift_sequence): New function.
3609 (replace_read): Add case to remove read if it requires shift.
3610 * config/i386/i386.c (ix86_expand_prologue): Fixed typo in comment.
3612 2007-09-13 Tom Tromey <tromey@redhat.com>
3614 * c-common.c (fname_as_string): Update.
3615 * c-parser.c (c_parser) <lex_untranslated_string>: New field.
3616 (c_lex_one_token): Update. Add 'parser' argument.
3617 (c_parser_simple_asm_expr): Update.
3618 (c_parser_attributes): Update.
3619 (c_parser_asm_statement): Update.
3620 (c_parser_asm_operands): Update.
3621 (c_parser_peek_token): Update.
3622 (c_parser_peek_2nd_token): Update.
3623 * c-lex.c (c_lex_string_translate): Remove.
3624 (c_lex_return_raw_strings): Likewise.
3625 (c_lex_with_flags): Added 'lex_flags' argument.
3626 (lex_string): Added 'translate' argument.
3627 * c-pragma.h (c_lex_with_flags): Update.
3628 (c_lex_string_translate, c_lex_return_raw_strings): Remove.
3629 (C_LEX_STRING_NO_TRANSLATE): New define.
3630 (C_LEX_RAW_STRINGS): Likewise.
3632 2007-09-13 Bernd Schmidt <bernd.schmidt@analog.com>
3635 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_ONES,
3636 BFIN_BUILTIN_CPLX_MUL_16_S40, BFIN_BUILTIN_CPLX_MAC_16_S40,
3637 BFIN_BUILTIN_CPLX_MSU_16_S40, and BFIN_BUILTIN_CPLX_SQU.
3638 (bfin_init_builtins): Initialize __builtin_bfin_ones,
3639 __builtin_bfin_min_fr1x16, __builtin_bfin_max_fr1x16,
3640 __builtin_bfin_min_fr1x32, __builtin_bfin_max_fr1x32,
3641 __builtin_bfin_cmplx_add, __builtin_bfin_cmplx_sub,
3642 __builtin_bfin_cmplx_mul_s40, __builtin_bfin_cmplx_mac_s40,
3643 __builtin_bfin_cmplx_msu_s40 and __builtin_bfin_csqu_fr16.
3644 (bdesc_1arg): Add __builtin_bfin_ones.
3645 (bfin_expand_builtin): Expand __builtin_bfin_cmplx_mul_s40,
3646 __builtin_bfin_cmplx_mac_s40, __builtin_bfin_cmplx_msu_s40,
3647 and __builtin_bfin_csqu_fr16.
3648 * config/bfin/bfin.md (UNSPEC_ONES): New constant.
3649 (ones): New define_insn.
3650 (ssaddhi3_parts): New define_insn.
3651 (sssubhi3_parts): New define_insn.
3652 (flag_mulhi_parts): New define_insn.
3654 2007-09-13 Seongbae Park <seongbae.park@gmail.com>
3656 * common.opt (femit-class-debug-always): Turn off by default.
3658 2007-09-13 Bernd Schmidt <bernd.schmidt@analog.com>
3660 * config/bfin/bfin.md (reload_outpdi, reload_inpdi): New patterns.
3661 * config/bfin/bfin.c (bfin_secondary_reload): Make sure we use them.
3663 2007-09-13 James E. Wilson <wilson@specifix.com>
3665 PR tree-optimization/33389
3666 * tree-ssa-operands.c (append_vuse): If ann->in_vdef_list true,
3667 then set build_loads before returning.
3669 2007-09-13 Sandra Loosemore <sandra@codesourcery.com>
3670 David Ung <davidu@mips.com>
3672 * config/mips/mips.h (ASM_OUTPUT_REG_PUSH): Replace {d}subu with
3673 {d}addiu and a negative immediate such that it works with MIPS16
3676 2007-09-13 H.J. Lu <hongjiu.lu@intel.com>
3679 * configure.ac (ld_vers): Support Linux linker.
3680 * configure: Regenerated.
3682 2007-09-13 Richard Sandiford <richard@codesourcery.com>
3683 Sandra Loosemore <sandra@codesourcery.com>
3685 * config/mips/mips.h (SYMBOL_FLAG_MIPS16_FUNC): Delete.
3686 (SYMBOL_REF_MIPS16_FUNC_P): Delete.
3687 * config/mips/mips.c (mips_attribute_table): Turn mips16 and
3688 nomips16 into decl attributes.
3689 (TARGET_INSERT_ATTRIBUTES): Override.
3690 (TARGET_MERGE_DECL_ATTRIBUTES): Likewise.
3691 (TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P): Always return true.
3692 (mips_mips16_type_p, mips_nomips16_type_p): Delete in favor of...
3693 (mips_mips16_decl_p, mips_nomips16_decl_p): ...these new functions.
3694 (mips_comp_type_attributes): Remove mips16 and nomips16 handling.
3695 (mips_use_mips16_mode_p): Reimplement as a function that takes
3696 a decl and considers only decl attributes. If the decl is nested
3697 function, use its parent attributes.
3698 (mips_function_ok_for_sibcall): Use mips_use_mips16_mode_p
3699 instead of SYMBOL_REF_MIPS16_FUNC_P.
3700 (mips_set_mips16_mode): Move call to sorry here from old
3701 mips_use_mips16_mode_p.
3702 (mflip_mips16_entry): New structure.
3703 (mflip_mips16_htab): New variable.
3704 (mflip_mips16_htab_hash, mflip_mips16_htab_eq): New functions.
3705 (mflip_mips16_use_mips16_p, mips_insert_attributes): Likewise.
3706 (mips_merge_decl_attributes): New function.
3707 (mips_set_current_function): Reinstate call to mips_set_mips16_mode.
3708 Use mips_use_mips16_mode_p.
3709 (mips_output_mi_thunk): Use mips_use_mips16_mode_p instead of
3710 SYMBOL_REF_MIPS16_FUNC_P.
3711 (mips_encode_section_info): Don't set SYMBOL_FLAG_MIPS16_FUNC.
3713 2007-09-13 Richard Sandiford <richard@codesourcery.com>
3715 * c-parser.c (c_parser_struct_declaration): Check for a null return.
3717 2007-09-13 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
3720 * gcc.c (xputenv): Make argument const, and use CONST_CAST.
3722 2007-09-12 Michael Meissner <michael.meissner@amd.com>
3723 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3724 Tony Linthicum <tony.linthicum@amd.com>
3726 * tree.h (function_args_iterator): New type to iterate over
3728 (FOREACH_FUNCTION_ARGS_PTR): Iterator macros for iterating over
3729 function arguments providing a pointer to the argument.
3730 (FOREACH_FUNCTION_ARGS): Iterator macros for iterating over
3731 function arguments providing the argument.
3732 (function_args_iter_init): Inline function to initialize
3733 function_args_iterator.
3734 (function_args_iter_cond_ptr): Inline function to return the next
3735 pointer to hold the argument.
3736 (function_args_iter_cond): Inline function to return the next
3738 (function_args_iter_cond_next): Advance the function args
3740 (stdarg_p): New function, return true if variable argument
3742 (prototype_p): New function, return true if function is
3744 (function_args_count): New function, count the number of arguments
3747 * tree.c (stdarg_p): New function, return true if variable
3749 (prototype_p): New function, return true if function is
3752 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
3753 (TARGET_ROUND): New macro for the round/ptest instructions which
3754 are shared between SSE4.1 and SSE5.
3755 (OPTION_MASK_ISA_ROUND): Ditto.
3756 (OPTION_ISA_ROUND): Ditto.
3757 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
3758 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
3760 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
3761 (-mfused-madd): New switch to give users control over whether the
3762 compiler optimizes to use the multiply/add SSE5 instructions.
3764 * config/i386/i386.c (m_AMD_MULTIPLE): Rename from
3765 m_ATHLON_K8_AMDFAM10, and change all uses.
3766 (enum pta_flags): Add PTA_SSE5.
3767 (ix86_handle_option): Turn off 3dnow if -msse5.
3768 (override_options): Add SSE5 support.
3769 (print_operand): %Y prints comparison codes for SSE5 com/pcom
3771 (ix86_expand_sse_movcc): Add SSE5 support.
3772 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
3773 vector type to the next largest size.
3774 (ix86_expand_sse5_pack): New function to use pperm to pack a
3775 vector type to the next smallest size.
3776 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
3777 (IX86_BUILTIN_FMADDSD): Ditto.
3778 (IX86_BUILTIN_FMADDPS): Ditto.
3779 (IX86_BUILTIN_FMADDPD): Ditto.
3780 (IX86_BUILTIN_FMSUBSS): Ditto.
3781 (IX86_BUILTIN_FMSUBSD): Ditto.
3782 (IX86_BUILTIN_FMSUBPS): Ditto.
3783 (IX86_BUILTIN_FMSUBPD): Ditto.
3784 (IX86_BUILTIN_FNMADDSS): Ditto.
3785 (IX86_BUILTIN_FNMADDSD): Ditto.
3786 (IX86_BUILTIN_FNMADDPS): Ditto.
3787 (IX86_BUILTIN_FNMADDPD): Ditto.
3788 (IX86_BUILTIN_FNMSUBSS): Ditto.
3789 (IX86_BUILTIN_FNMSUBSD): Ditto.
3790 (IX86_BUILTIN_FNMSUBPS): Ditto.
3791 (IX86_BUILTIN_FNMSUBPD): Ditto.
3792 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
3793 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
3794 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
3795 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
3796 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
3797 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
3798 (IX86_BUILTIN_PPERM): Ditto.
3799 (IX86_BUILTIN_PERMPS): Ditto.
3800 (IX86_BUILTIN_PERMPD): Ditto.
3801 (IX86_BUILTIN_PMACSSWW): Ditto.
3802 (IX86_BUILTIN_PMACSWW): Ditto.
3803 (IX86_BUILTIN_PMACSSWD): Ditto.
3804 (IX86_BUILTIN_PMACSWD): Ditto.
3805 (IX86_BUILTIN_PMACSSDD): Ditto.
3806 (IX86_BUILTIN_PMACSDD): Ditto.
3807 (IX86_BUILTIN_PMACSSDQL): Ditto.
3808 (IX86_BUILTIN_PMACSSDQH): Ditto.
3809 (IX86_BUILTIN_PMACSDQL): Ditto.
3810 (IX86_BUILTIN_PMACSDQH): Ditto.
3811 (IX86_BUILTIN_PMADCSSWD): Ditto.
3812 (IX86_BUILTIN_PMADCSWD): Ditto.
3813 (IX86_BUILTIN_PHADDBW): Ditto.
3814 (IX86_BUILTIN_PHADDBD): Ditto.
3815 (IX86_BUILTIN_PHADDBQ): Ditto.
3816 (IX86_BUILTIN_PHADDWD): Ditto.
3817 (IX86_BUILTIN_PHADDWQ): Ditto.
3818 (IX86_BUILTIN_PHADDDQ): Ditto.
3819 (IX86_BUILTIN_PHADDUBW): Ditto.
3820 (IX86_BUILTIN_PHADDUBD): Ditto.
3821 (IX86_BUILTIN_PHADDUBQ): Ditto.
3822 (IX86_BUILTIN_PHADDUWD): Ditto.
3823 (IX86_BUILTIN_PHADDUWQ): Ditto.
3824 (IX86_BUILTIN_PHADDUDQ): Ditto.
3825 (IX86_BUILTIN_PHSUBBW): Ditto.
3826 (IX86_BUILTIN_PHSUBWD): Ditto.
3827 (IX86_BUILTIN_PHSUBDQ): Ditto.
3828 (IX86_BUILTIN_PROTB): Ditto.
3829 (IX86_BUILTIN_PROTW): Ditto.
3830 (IX86_BUILTIN_PROTD): Ditto.
3831 (IX86_BUILTIN_PROTQ): Ditto.
3832 (IX86_BUILTIN_PROTB_IMM): Ditto.
3833 (IX86_BUILTIN_PROTW_IMM): Ditto.
3834 (IX86_BUILTIN_PROTD_IMM): Ditto.
3835 (IX86_BUILTIN_PROTQ_IMM): Ditto.
3836 (IX86_BUILTIN_PSHLB): Ditto.
3837 (IX86_BUILTIN_PSHLW): Ditto.
3838 (IX86_BUILTIN_PSHLD): Ditto.
3839 (IX86_BUILTIN_PSHLQ): Ditto.
3840 (IX86_BUILTIN_PSHAB): Ditto.
3841 (IX86_BUILTIN_PSHAW): Ditto.
3842 (IX86_BUILTIN_PSHAD): Ditto.
3843 (IX86_BUILTIN_PSHAQ): Ditto.
3844 (IX86_BUILTIN_FRCZSS): Ditto.
3845 (IX86_BUILTIN_FRCZSD): Ditto.
3846 (IX86_BUILTIN_FRCZPS): Ditto.
3847 (IX86_BUILTIN_FRCZPD): Ditto.
3848 (IX86_BUILTIN_CVTPH2PS): Ditto.
3849 (IX86_BUILTIN_CVTPS2PH): Ditto.
3850 (IX86_BUILTIN_COMEQSS): Ditto.
3851 (IX86_BUILTIN_COMNESS): Ditto.
3852 (IX86_BUILTIN_COMLTSS): Ditto.
3853 (IX86_BUILTIN_COMLESS): Ditto.
3854 (IX86_BUILTIN_COMGTSS): Ditto.
3855 (IX86_BUILTIN_COMGESS): Ditto.
3856 (IX86_BUILTIN_COMUEQSS): Ditto.
3857 (IX86_BUILTIN_COMUNESS): Ditto.
3858 (IX86_BUILTIN_COMULTSS): Ditto.
3859 (IX86_BUILTIN_COMULESS): Ditto.
3860 (IX86_BUILTIN_COMUGTSS): Ditto.
3861 (IX86_BUILTIN_COMUGESS): Ditto.
3862 (IX86_BUILTIN_COMORDSS): Ditto.
3863 (IX86_BUILTIN_COMUNORDSS): Ditto.
3864 (IX86_BUILTIN_COMFALSESS): Ditto.
3865 (IX86_BUILTIN_COMTRUESS): Ditto.
3866 (IX86_BUILTIN_COMEQSD): Ditto.
3867 (IX86_BUILTIN_COMNESD): Ditto.
3868 (IX86_BUILTIN_COMLTSD): Ditto.
3869 (IX86_BUILTIN_COMLESD): Ditto.
3870 (IX86_BUILTIN_COMGTSD): Ditto.
3871 (IX86_BUILTIN_COMGESD): Ditto.
3872 (IX86_BUILTIN_COMUEQSD): Ditto.
3873 (IX86_BUILTIN_COMUNESD): Ditto.
3874 (IX86_BUILTIN_COMULTSD): Ditto.
3875 (IX86_BUILTIN_COMULESD): Ditto.
3876 (IX86_BUILTIN_COMUGTSD): Ditto.
3877 (IX86_BUILTIN_COMUGESD): Ditto.
3878 (IX86_BUILTIN_COMORDSD): Ditto.
3879 (IX86_BUILTIN_COMUNORDSD): Ditto.
3880 (IX86_BUILTIN_COMFALSESD): Ditto.
3881 (IX86_BUILTIN_COMTRUESD): Ditto.
3882 (IX86_BUILTIN_COMEQPS): Ditto.
3883 (IX86_BUILTIN_COMNEPS): Ditto.
3884 (IX86_BUILTIN_COMLTPS): Ditto.
3885 (IX86_BUILTIN_COMLEPS): Ditto.
3886 (IX86_BUILTIN_COMGTPS): Ditto.
3887 (IX86_BUILTIN_COMGEPS): Ditto.
3888 (IX86_BUILTIN_COMUEQPS): Ditto.
3889 (IX86_BUILTIN_COMUNEPS): Ditto.
3890 (IX86_BUILTIN_COMULTPS): Ditto.
3891 (IX86_BUILTIN_COMULEPS): Ditto.
3892 (IX86_BUILTIN_COMUGTPS): Ditto.
3893 (IX86_BUILTIN_COMUGEPS): Ditto.
3894 (IX86_BUILTIN_COMORDPS): Ditto.
3895 (IX86_BUILTIN_COMUNORDPS): Ditto.
3896 (IX86_BUILTIN_COMFALSEPS): Ditto.
3897 (IX86_BUILTIN_COMTRUEPS): Ditto.
3898 (IX86_BUILTIN_COMEQPD): Ditto.
3899 (IX86_BUILTIN_COMNEPD): Ditto.
3900 (IX86_BUILTIN_COMLTPD): Ditto.
3901 (IX86_BUILTIN_COMLEPD): Ditto.
3902 (IX86_BUILTIN_COMGTPD): Ditto.
3903 (IX86_BUILTIN_COMGEPD): Ditto.
3904 (IX86_BUILTIN_COMUEQPD): Ditto.
3905 (IX86_BUILTIN_COMUNEPD): Ditto.
3906 (IX86_BUILTIN_COMULTPD): Ditto.
3907 (IX86_BUILTIN_COMULEPD): Ditto.
3908 (IX86_BUILTIN_COMUGTPD): Ditto.
3909 (IX86_BUILTIN_COMUGEPD): Ditto.
3910 (IX86_BUILTIN_COMORDPD): Ditto.
3911 (IX86_BUILTIN_COMUNORDPD): Ditto.
3912 (IX86_BUILTIN_COMFALSEPD): Ditto.
3913 (IX86_BUILTIN_COMTRUEPD): Ditto.
3914 (IX86_BUILTIN_PCOMEQUB): Ditto.
3915 (IX86_BUILTIN_PCOMNEUB): Ditto.
3916 (IX86_BUILTIN_PCOMLTUB): Ditto.
3917 (IX86_BUILTIN_PCOMLEUB): Ditto.
3918 (IX86_BUILTIN_PCOMGTUB): Ditto.
3919 (IX86_BUILTIN_PCOMGEUB): Ditto.
3920 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
3921 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
3922 (IX86_BUILTIN_PCOMEQUW): Ditto.
3923 (IX86_BUILTIN_PCOMNEUW): Ditto.
3924 (IX86_BUILTIN_PCOMLTUW): Ditto.
3925 (IX86_BUILTIN_PCOMLEUW): Ditto.
3926 (IX86_BUILTIN_PCOMGTUW): Ditto.
3927 (IX86_BUILTIN_PCOMGEUW): Ditto.
3928 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
3929 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
3930 (IX86_BUILTIN_PCOMEQUD): Ditto.
3931 (IX86_BUILTIN_PCOMNEUD): Ditto.
3932 (IX86_BUILTIN_PCOMLTUD): Ditto.
3933 (IX86_BUILTIN_PCOMLEUD): Ditto.
3934 (IX86_BUILTIN_PCOMGTUD): Ditto.
3935 (IX86_BUILTIN_PCOMGEUD): Ditto.
3936 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
3937 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
3938 (IX86_BUILTIN_PCOMEQUQ): Ditto.
3939 (IX86_BUILTIN_PCOMNEUQ): Ditto.
3940 (IX86_BUILTIN_PCOMLTUQ): Ditto.
3941 (IX86_BUILTIN_PCOMLEUQ): Ditto.
3942 (IX86_BUILTIN_PCOMGTUQ): Ditto.
3943 (IX86_BUILTIN_PCOMGEUQ): Ditto.
3944 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
3945 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
3946 (IX86_BUILTIN_PCOMEQB): Ditto.
3947 (IX86_BUILTIN_PCOMNEB): Ditto.
3948 (IX86_BUILTIN_PCOMLTB): Ditto.
3949 (IX86_BUILTIN_PCOMLEB): Ditto.
3950 (IX86_BUILTIN_PCOMGTB): Ditto.
3951 (IX86_BUILTIN_PCOMGEB): Ditto.
3952 (IX86_BUILTIN_PCOMFALSEB): Ditto.
3953 (IX86_BUILTIN_PCOMTRUEB): Ditto.
3954 (IX86_BUILTIN_PCOMEQW): Ditto.
3955 (IX86_BUILTIN_PCOMNEW): Ditto.
3956 (IX86_BUILTIN_PCOMLTW): Ditto.
3957 (IX86_BUILTIN_PCOMLEW): Ditto.
3958 (IX86_BUILTIN_PCOMGTW): Ditto.
3959 (IX86_BUILTIN_PCOMGEW): Ditto.
3960 (IX86_BUILTIN_PCOMFALSEW): Ditto.
3961 (IX86_BUILTIN_PCOMTRUEW): Ditto.
3962 (IX86_BUILTIN_PCOMEQD): Ditto.
3963 (IX86_BUILTIN_PCOMNED): Ditto.
3964 (IX86_BUILTIN_PCOMLTD): Ditto.
3965 (IX86_BUILTIN_PCOMLED): Ditto.
3966 (IX86_BUILTIN_PCOMGTD): Ditto.
3967 (IX86_BUILTIN_PCOMGED): Ditto.
3968 (IX86_BUILTIN_PCOMFALSED): Ditto.
3969 (IX86_BUILTIN_PCOMTRUED): Ditto.
3970 (IX86_BUILTIN_PCOMEQQ): Ditto.
3971 (IX86_BUILTIN_PCOMNEQ): Ditto.
3972 (IX86_BUILTIN_PCOMLTQ): Ditto.
3973 (IX86_BUILTIN_PCOMLEQ): Ditto.
3974 (IX86_BUILTIN_PCOMGTQ): Ditto.
3975 (IX86_BUILTIN_PCOMGEQ): Ditto.
3976 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
3977 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
3978 (bdesc_ptest): Change OPTION_MASK_ISA_SSE4_1 to
3979 OPTION_MASK_ISA_ROUND for instructions that are shared between
3981 (bdesc_2arg): Ditto.
3982 (bdesc_sse_3arg): Ditto.
3983 (enum multi_arg_type): New enum for describing the various SSE5
3984 intrinsic argument types.
3985 (bdesc_multi_arg): New table for SSE5 intrinsics.
3986 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
3987 (ix86_expand_multi_arg_builtin): New function for creating SSE5
3989 (ix86_expand_builtin): Add SSE5 intrinsic support.
3990 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
3991 operand instructions.
3992 (ix86_expand_sse5_multiple_memory): New function to split the
3993 second memory reference from SSE5 instructions.
3994 (type_has_variadic_args_p): Delete in favor of stdarg_p.
3995 (ix86_return_pops_args): Use stdarg_p to determine if the function
3996 has variable arguments.
3997 (ix86_setup_incoming_varargs): Ditto.
3998 (x86_this_parameter): Ditto.
4000 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
4002 (ix86_expand_sse5_pack): Ditto.
4003 (ix86_sse5_valid_op_p): Ditto.
4004 (ix86_expand_sse5_multiple_memory): Ditto.
4006 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
4007 constant for SSE5 support.
4008 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
4009 (UNSPEC_SSE5_TRUEFALSE): Ditto.
4010 (UNSPEC_SSE5_PERMUTE): Ditto.
4011 (UNSPEC_SSE5_ASHIFT): Ditto.
4012 (UNSPEC_SSE5_LSHIFT): Ditto.
4013 (UNSPEC_FRCZ): Ditto.
4014 (UNSPEC_CVTPH2PS): Ditto.
4015 (UNSPEC_CVTPS2PH): Ditto.
4016 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
4018 (COM_FALSE_S): Ditto.
4019 (COM_FALSE_P): Ditto.
4020 (COM_TRUE_S): Ditto.
4021 (COM_TRUE_P): Ditto.
4022 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
4023 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
4025 (memory attribute): Ditto.
4026 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
4027 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
4028 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
4029 (floor<mode>2): Ditto.
4030 (ceil<mode>2): Ditto.
4031 (btrunc<mode>2): Ditto.
4032 (nearbyintdf2): Ditto.
4033 (nearbyintsf2): Ditto.
4034 (sse_setccsf): Disable if SSE5.
4035 (sse_setccdf): Ditto.
4036 (sse5_setcc<mode>): New support for SSE5 conditional move.
4037 (sse5_pcmov_<mode>): Ditto.
4039 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
4041 (SSEMODEF2P): Ditto.
4042 (ssemodesuffixf4): New mode attribute for SSE5.
4043 (ssemodesuffixf2s): Ditto.
4044 (ssemodesuffixf2c): Ditto.
4045 (sserotatemax): Ditto.
4046 (ssescalarmode): Ditto.
4047 (sse_maskcmpv4sf3): Disable if SSE5.
4048 (sse_maskcmpv2df3): Ditto.
4049 (sse_vmmaskcmpv4sf3): Ditto.
4050 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add
4052 (sse5_vmfmadd<mode>4): Ditto.
4053 (sse5_fmsub<mode>4): Ditto.
4054 (sse5_vmfmsub<mode>4): Ditto.
4055 (sse5_fnmadd<mode>4): Ditto.
4056 (sse5_vmfnmadd<mode>4): Ditto.
4057 (sse5_fnmsub<mode>4): Ditto.
4058 (sse5_vmfnmsub<mode>4): Ditto.
4059 (sse5i_fmadd<mode>4): Ditto.
4060 (sse5i_fmsub<mode>4): Ditto.
4061 (sse5i_fnmadd<mode>4): Ditto.
4062 (sse5i_fnmsub<mode>4): Ditto.
4063 (sse5i_vmfmadd<mode>4): Ditto.
4064 (sse5i_vmfmsub<mode>4): Ditto.
4065 (sse5i_vmfnmadd<mode>4): Ditto.
4066 (sse5i_vmfnmsub<mode>4): Ditto.
4067 (mulv16qi3): Add SSE5 support.
4069 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
4070 (sse2_mulv4si3): Disable if SSE5.
4071 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
4072 (sse4_1_roundps): Ditto.
4073 (sse4_1_roundsd): Ditto.
4074 (sse4_1_roundss): Ditto.
4075 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
4077 (sse_maskcmpsf3): Ditto.
4078 (sse_vmmaskcmpv4sf3): Ditto.
4079 (sse2_maskcmpv2df3): Ditto.
4080 (sse2_maskcmpdf3): Ditto.
4081 (sse2_vmmaskcmpv2df3): Ditto.
4082 (sse2_eq<mode>3): Ditto.
4083 (sse2_gt<mode>3): Ditto.
4084 (sse5_pcmov_<mode>): Add SSE5 support.
4085 (vec_unpacku_hi_v16qi): Ditto.
4086 (vec_unpacks_hi_v16qi): Ditto.
4087 (vec_unpacku_lo_v16qi): Ditto.
4088 (vec_unpacks_lo_v16qi): Ditto.
4089 (vec_unpacku_hi_v8hi): Ditto.
4090 (vec_unpacks_hi_v8hi): Ditto.
4091 (vec_unpacku_lo_v8hi): Ditto.
4092 (vec_unpacks_lo_v8hi): Ditto.
4093 (vec_unpacku_hi_v4si): Ditto.
4094 (vec_unpacks_hi_v4si): Ditto.
4095 (vec_unpacku_lo_v4si): Ditto.
4096 (vec_unpacks_lo_v4si): Ditto.
4097 (sse5_pmacsww): New SSE5 intrinsic insn.
4098 (sse5_pmacssww): Ditto.
4099 (sse5_pmacsdd): Ditto.
4100 (sse5_pmacssdd): Ditto.
4101 (sse5_pmacssdql): Ditto.
4102 (sse5_pmacssdqh): Ditto.
4103 (sse5_pmacsdqh): Ditto.
4104 (sse5_pmacsswd): Ditto.
4105 (sse5_pmacswd): Ditto.
4106 (sse5_pmadcsswd): Ditto.
4107 (sse5_pmadcswd): Ditto.
4108 (sse5_pcmov_<move>): Conditional move support on SSE5.
4109 (sse5_phaddbw): New SSE5 intrinsic insn.
4110 (sse5_phaddbd): Ditto.
4111 (sse5_phaddbq): Ditto.
4112 (sse5_phaddwd): Ditto.
4113 (sse5_phaddwq): Ditto.
4114 (sse5_phadddq): Ditto.
4115 (sse5_phaddubw): Ditto.
4116 (sse5_phaddubd): Ditto.
4117 (sse5_phaddubq): Ditto.
4118 (sse5_phadduwd): Ditto.
4119 (sse5_phadduwq): Ditto.
4120 (sse5_phaddudq): Ditto.
4121 (sse5_phsubbw): Ditto.
4122 (sse5_phsubwd): Ditto.
4123 (sse5_phsubdq): Ditto.
4124 (sse5_pperm): Ditto.
4125 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
4126 (sse5_pperm_zero_v16qi_v8hi): Ditto.
4127 (sse5_pperm_sign_v8hi_v4si): Ditto.
4128 (sse5_pperm_zero_v8hi_v4si): Ditto.
4129 (sse5_pperm_sign_v4si_v2di): Ditto.
4130 (sse5_pperm_sign_v4si_v2di): Ditto.
4131 (sse5_pperm_pack_v2di_v4si): Ditto.
4132 (sse5_pperm_pack_v4si_v8hi): Ditto.
4133 (sse5_pperm_pack_v8hi_v16qi): Ditto.
4134 (sse5_perm<mode>): New SSE5 intrinsic insn.
4135 (rotl<mode>3): Ditto.
4136 (sse5_rotl<mode>3): Ditto.
4137 (sse5_ashl<mode>3): Ditto.
4138 (sse5_lshl<mode>3): Ditto.
4139 (sse5_frcz<mode>2): Ditto.
4140 (sse5s_frcz<mode>2): Ditto.
4141 (sse5_cvtph2ps): Ditto.
4142 (sse5_cvtps2ph): Ditto.
4143 (sse5_vmmaskcmp<mode>3): Ditto.
4144 (sse5_com_tf<mode>3): Ditto.
4145 (sse5_maskcmp<mode>3): Ditto.
4146 (sse5_maskcmp_uns<mode>3): Ditto.
4147 (sse5_maskcmp_uns2<mode>3): Ditto.
4148 (sse5_pcom_tf<mode>3): Ditto.
4150 * config/i386/predicates.md (const_0_to_31_operand): New predicate
4152 (sse5_comparison_float_operator): New predicate to match the
4153 comparison operators supported by the SSE5 com instruction.
4154 (ix86_comparison_int_operator): New predicate to match just the
4155 signed int comparisons.
4156 (ix86_comparison_uns_operator): New predicate to match just the
4157 unsigned int comparisons.
4159 * doc/invoke.texi (-msse5): Add documentation.
4160 (-mfused-madd): Ditto.
4162 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
4164 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
4166 (x86_64-*-*): Ditto.
4168 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
4170 * config/i386/bmmintrin.h: New file, provide common x86 compiler
4171 intrinisics for SSE5.
4173 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
4176 * config/i386/mmintrin-common.h: New file, to contain common
4177 instructions between SSE4.1 and SSE5.
4179 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
4180 FOREACH_FUNCTION_ARGS to iterate over the argument list.
4181 (gen_regparm_prefix): Ditto.
4183 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
4184 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
4185 prototype_p to determine if a function is prototyped.
4187 2007-09-12 Janis Johnson <janis187@us.ibm.com>
4189 * config/dfp-bit.c (dfp_conversion_exception): New function.
4190 (DFP_TO_DFP) Add new variants to use direct conversions in decNumber.
4191 (DFP_TO_INT): Ditto.
4192 (INT_TO_DFP): Ditto.
4193 * config/dfp-bit.h (DEC_FLOAT_FROM_INT, DEC_FLOAT_TO_INT): New.
4195 2007-09-12 Jakub Jelinek <jakub@redhat.com>
4198 * config/ia64/ia64.c (ia64_expand_epilogue): Emit blockage
4199 before sp restoration even when total_size is 0, but
4200 frame_pointer_needed.
4202 2007-09-12 Bob Wilson <bob.wilson@acm.org>
4204 * config/xtensa/xtensa.c (machine_function): Add vararg_a7_copy.
4205 (xtensa_copy_incoming_a7): Use start_sequence instead of
4206 push_to_sequence. Stash insns in vararg_a7_copy for builtin_saveregs.
4207 (xtensa_builtin_saveregs): Place code from vararg_a7_copy at the start
4208 of the saveregs sequence.
4210 2007-09-12 Richard Sandiford <richard@codesourcery.com>
4212 * c-tree.h (grokfield): Add a "tree *" argument.
4213 * c-decl.c (grokdeclarator): Take a pointer to the decl's attributes.
4214 Chain nested decl attributes to it. Don't call decl_attributes here.
4215 (groktypename): Pass grokdeclarator a pointer to the attribute list.
4216 (start_decl, grokparm, push_parm_decl, start_function): Likewise.
4217 (grokfield): Take a pointer to the decl's attributes and pass
4218 it to grokdeclarator.
4219 * c-parser.c (c_parser_struct_declaration): Update the calls to
4220 grokfield. Call decl_attributes for anonymous struct and union
4223 2007-09-12 Jan Hubicka <jh@suse.cz>
4225 * c-objc-common.h (LANG_HOOKS_CALLGRAPH_EXPAND_FUNCTION): Kill.
4227 2007-09-12 Ira Rosen <irar@il.ibm.com>
4229 PR tree-optimization/32377
4230 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Distinguish
4231 between positive and negative dependence distance using DDR_REVERSED_P.
4233 2007-09-12 Dorit Nuzman <dorit@il.ibm.com>
4235 PR tree-optimization/33373
4236 * tree-vect-analyze (vect_determine_vectorization_factor): Call
4237 TREE_INT_CST_LOW when comparing TYPE_SIZE_UNIT.
4239 2007-09-12 Jan Hubicka <jh@suse.cz>
4242 * i386.md (floatsisf2_mixed_memory, floatsisf2_sse_memory): Disable
4245 2007-09-12 Christian Bruel <christian.bruel@st.com>
4247 * sh.h (SH_DBX_REGISTER_NUMBER): Added fpscr, fixed sr/gbr regs.
4248 * linux-unwind.h (SH_DWARF_FRAME_GBR): fixed.
4250 2007-09-12 Ira Rosen <irar@il.ibm.com>
4252 * tree-vect-transform.c (vect_get_slp_defs): Don't build a vector
4253 for oprnd1 if not required.
4254 (vectorizable_operation): Use scalar operand in SLP in case of
4255 shift with scalar argument.
4257 2007-09-12 Ira Rosen <irar@il.ibm.com>
4259 * params.def (PARAM_MIN_VECT_LOOP_BOUND): Change default and minimum
4262 2007-09-11 James E. Wilson <wilson@specifix.com>
4264 * defaults.h (DWARF2_UNWIND_INFO): Don't define if
4265 TARGET_UNWIND_INFO is defined.
4266 * config/ia64/ia64.h (INCOMING_RETURN_ADDR_RTX): Delete undef
4269 2007-09-12 Kaz Kojima <kkojima@gcc.gnu.org>
4271 * config/sh/sh.c (calc_live_regs): Use
4272 current_function_saves_all_registers instead of
4273 current_function_has_nonlocal_label.
4274 (sh_allocate_initial_value): Likewise.
4275 (sh_get_pr_initial_val): Likewise.
4276 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Likewise.
4277 * config/sh/sh.md (load_ra): Likewise.
4279 2007-09-12 Hans-Peter Nilsson <hp@axis.com>
4281 * config/cris/t-linux (LIMITS_H_TEST): Only define if not inhibit_libc.
4284 * config/cris/cris.c (cris_expand_pic_call_address): Fix typo in
4285 GET_CODE (x) == CONST_INT to CONST_INT_P (x) transformation.
4287 2007-09-12 Sa Liu <saliu@de.ibm.com>
4289 * config/spu/spu.c (spu_emit_branch_or_set): Handle NaN values as
4290 operands to DFmode GE or LE compares.
4292 2007-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
4294 * config/bfin/bfin.h (enum reg_class, REG_CLASS_CONTENTS,
4295 REG_CLASS_NAMES): Add P0REGS.
4296 (REGNO_REG_CLASS): Return it where appropriate.
4297 (REG_CLASS_FROM_CONSTRAINT): Add 'qA'.
4298 (CLASS_LIKELY_SPILLED_P): P0REGS is likely_spilled.
4299 * doc/md.texi (Blackfin family): Document 'q' constraints.
4301 2007-09-11 Steve Kenton <skenton@ou.edu>
4303 * pa/linux-unwind.h: Guard with inhibit_libc.
4304 * pa/hpux-unwind.h: Likewise.
4306 2007-09-11 David Daney <ddaney@avtrex.com>
4308 * doc/invoke.texi: Document new MIPS -mllsc and -mno-llsc options.
4309 * doc/install.texi: Document new --with-llsc and --without-llsc
4311 * config.gcc: Handle --with-llsc and --without-llsc configure options.
4312 * config/mips/mips.md (sync, memory_barrier): Wrap sync instrunction
4313 in %| and %- operand codes. Depend on GENERATE_SYNC instead of
4315 (sync_compare_and_swap<mode>, sync_add<mode>, sync_sub<mode>,
4316 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
4317 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
4318 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
4319 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Depend on
4320 GENERATE_LL_SC instead of ISA_HAS_LL_SC.
4321 * config/mips/mips.opt (mllsc): New option.
4322 * config/mips/mips.c (mips_llsc): Define variable.
4323 (mips_handle_option): Handle mllsc option.
4324 (override_options): Set mips_print_operand_punct for '|' and '-'.
4325 (print_operand): Add new %| and %- operand codes.
4326 * config/mips/mips.h (mips_llsc_setting): New enum type.
4327 (mips_llsc): Declare.
4328 (OPTION_DEFAULT_SPECS): Add llsc handling.
4329 (GENERATE_SYNC): New macro.
4330 (GENERATE_LL_SC): New macro.
4331 (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP, MIPS_SYNC_OLD_OP,
4332 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
4333 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): Wrap instructions
4334 in %| and %- operand codes.
4336 2007-09-11 Eric Botcazou <ebotcazou@adacore.com>
4338 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Deal with
4339 TYPE_NONALIASED_COMPONENT like with DECL_NONADDRESSABLE_P.
4341 2007-09-11 Jason Merrill <jason@redhat.com>
4344 * stor-layout.c (layout_decl): Do pack variable size fields.
4346 2007-09-11 Maxim Kuvyrkov <maxim@codesourcery.com>
4348 * config/m68k/predicates.md (movsi_const0_operand,
4349 non_symbolic_call_operand): New predicates.
4351 * config/m68k/constraints.md (Cs, Ci, C0, Cj, CQ, CW, CZ, CS, Ap, Ac):
4353 * doc/md.texi (Constraints for Particular Machines: Motorola 680x0):
4354 Document constraints N, O, P, R, S, T, Q, U, W, Cs, Ci, C0, Cj, CQ,
4355 CW, CZ, CS, Ap and Ac.
4357 * config/m68k/m68k.md (UNSPEC_IB): New constant.
4358 (constraints.md): New include.
4359 (cpu, type, type1, opx, opy, opx_type, opy_type, size, opx_access,
4360 opx_mem, opy_mem, op_mem, guess, split): New attributes.
4361 (movdf_internal): Name pattern. Fix to use alternatives. Add split.
4363 (pushdi): Add split.
4364 (tstsi_internal): Name pattern. Fix to use alternatives. Specify
4365 attributes. Split tstsi_internal_68020_cf from it.
4366 (tstsi_internal_68020_cf): New pattern.
4367 (tsthi_internal, tstqi_internal): Name pattern. Specify attributes.
4368 (tst<mode>_cf): Specify attributea.
4369 (cmpsi_cf): Name pattern. Specify attributes.
4370 (cmp<mode>_68881, cmp<mode>_cf): Specify type attribute.
4371 (pushexthisi_const): Fix to use alternatives. Specify
4373 (movsi_const0): Split movsi_const0_68000_10 and movsi_const0_68040_60
4374 from it. Fix to use alternatives. Specify attributes.
4375 (movsi_const0_68040_10, movsi_const0_68040_60): New patterns.
4376 (movsi_cf, movstrictqi_cf): Fix to use alternatives. Specify
4378 (movsf_cf_soft): Specify attributes.
4379 (movdf_cf_soft): Add split.
4380 (pushasi, zero_extendhisi2_cf, zero_extendqisi2_cfv4,
4381 cfv4_extendhisi2, 68k_extendhisi2, extendqihi2, cfv4_extendqisi2,
4382 68k_extendqisi2, truncdfsf2_cf): Specify attributes.
4383 (truncdfsf2_68881): Name pattern. Specify attributes.
4384 (floatsi<mode>2_cf, floathi<mode>2_68881, floathi<mode>2_cf,
4385 floatqi<mode>2_68881, floatqi<mode>2_cf, ftrunc<mode>2_cf,
4386 fix<mode>qi2_cf, fix<mode>hi2_cf, fix<mode>si2_cf, adddi_dishl32):
4388 (addsi3_5200): Fix to use alternatives. Specify attributes.
4390 (add<mode>3_cf, subdi_dishl32): Specify attributes.
4391 (subsi3): Add alternative for subq.l. Specify attributes.
4392 (sub<mode>3_cf, mulhi3, mulhisi3): Specify attributes.
4393 (mulhisisi3_s, mulsi3_68020, mulsi3_cf): Name pattern. Specify
4395 (umulhisi3): Specify attributes.
4396 (mulhisisi3_z): Name pattern. Specify attributes.
4397 (fmul<mode>3_cf, div<mode>3_cf, negsi2_internal, negsi2_5200,
4398 sqrt<mode>2_68881, clzsi2, one_cmplsi2_5200, subreghi1ashrdi_const32,
4399 subregsi1ashrdi_const32, ashrsi3, subreg1lshrdi_const32, lshrsi3,
4400 bsetmemqi): Specify attributes.
4401 (bsetmemqi_ext): Name pattern. Specify attributes.
4402 (bclrmemqi): Specify attributes.
4403 (bclrmemqi_ext, scc, sls): Name pattern. Specify attributes.
4404 (beq, bne, bgt, bgtu, blt, bltu, bge, bgeu, ble, bleu): Specify
4406 (beq2, bne2, bgt2, bgtu2, blt2, bltu2, bge2, bgeu2, ble2, bleu2): Name
4407 pattern. Specify attributes.
4408 (jump): Specify attributes.
4409 (tablejump_internal): Name pattern. Specify attributes.
4410 (call_value): Split into non_symbolic_call_value,
4411 symbolic_call_value_jsr, symbolic_call_value_bsr. Fix to use
4412 alternatives. Specify attributes.
4413 (non_symbolic_call_value, symbolic_call_value_jsr,
4414 symbolic_call_value_bsr): New patterns.
4415 (nop, return, unlink, indirect_jump): Specify attributes.
4416 (trap): Fix condition. Specify attributes.
4419 * config/m68k/m68k.c (m68k_symbolic_call_var): New variable.
4420 (override_options): Initialize it. Initialize m68k_sched_cpu.
4421 (CONST_METHOD): Rename to M68K_CONST_METHOD, move to m68k.h.
4422 (const_method): Make global, rename to m68k_const_method.
4423 (const_int_cost, output_move_const_into_data_reg): Update.
4424 (output_move_double): Parametrize to emit rtl code, rename to
4426 (output_reg_adjust, emit_reg_adjust, output_compadr, output_movsi,
4427 emit_movsi): New static functions.
4428 (output_move_double): New function with semantics of old
4430 (m68k_emit_move_double): New function.
4431 (m68k_sched_cpu): New variable.
4432 (attr_op_type): New enum.
4433 (sched_guess_p): New variable.
4434 (sched_address_type, sched_operand_type, sched_attr_op_type):
4435 New static functions.
4436 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type,
4437 m68k_sched_attr_size, m68k_sched_attr_op_mem): New functions.
4438 (sched_branch_type): New static variable.
4439 (m68k_sched_branch_type): New function.
4440 * config/m68k/m68k.h (M68K_SYMBOLIC_CALL): New enum.
4441 (m68k_symbolic_call_var): Declare.
4442 (M68K_CONST_METHOD): Rename from CONST_METHOD. Move here from m68k.c.
4443 (m68k_const_method, m68k_emit_move_double, m68k_sched_cpu,
4444 m68k_sched_attr_opx_type, m68k_sched_attr_opy_type,
4445 m68k_sched_attr_size, m68k_sched_attr_op_mem, m68k_sched_branch_type):
4448 2007-09-11 Jakub Jelinek <jakub@redhat.com>
4450 * builtins.def (BUILT_IN_VA_ARG_PACK_LEN): New builtin.
4451 * builtins.c (expand_builtin) <case BUILT_IN_VA_ARG_PACK_LEN>: Issue
4452 error if __builtin_va_arg_pack_len () wasn't optimized out during
4454 * tree-inline.c (copy_bb): Replace __builtin_va_arg_pack_len ()
4455 with the number of inline's anonymous arguments.
4456 * doc/extend.texi: Document __builtin_va_arg_pack_len ().
4458 2007-09-11 Zdenek Dvorak <ook@ucw.cz>
4460 * fold-const.c (extract_muldiv_1): Do not simplify
4463 2007-09-11 Jan Hubicka <jh@suse.cz>
4465 * i386.h (ix86_tune_indices): Add X86_TUNE_INTER_UNIT_CONVERSIONS.
4466 (TARGET_INTER_UNIT_CONVERSIONS): New.
4467 * i386.md (floatsi expanders): Remove redundant check for SImode
4468 source; offload to memory when asked for.
4469 (floatsisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse
4470 floatdisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse):
4472 (floatsisf2_mixed_memory, floatsisf2_sse_memory,
4473 floatsidf2_mixed_memory, floatsidf2_sse_memory
4474 floatdisf2_mixed_memory, floatsisf2_sse_memory,
4475 floatsidf2_mixed_memory, floatsidf2_sse_memory): New.
4477 2007-09-11 Jan Hubicka <jh@suse.cz>
4479 * toplev.c (process_options): all frontends now do unit-at-a-time.
4480 * cgraphunit.c: update comments.
4481 (cgraph_expand_function): call passmanager dirrectly; emit thunks.
4482 * c-decl.c (finish_function): use cgraph_add_new_function.
4483 * function.c (expand_function_end): We are always unit-at-a-time.
4485 2007-09-11 Richard Sandiford <richard@codesourcery.com>
4487 * config/mips/mips.c (mips_set_mips16_mode): Use separate anchor
4488 settings for MIPS16.
4489 (mips_use_anchors_for_symbol_p): Use default_use_anchors_for_symbol_p.
4491 2007-09-11 Richard Sandiford <richard@codesourcery.com>
4493 * config/mips/mips.c (mips_symbol_insns_1): Allow LEAs of
4494 SYMBOL_FORCE_TO_MEM constants.
4495 (mips_rtx_costs): Give a cost of 1 to force_to_mem_operands.
4496 (mips16_rewrite_pool_refs_info): New structure.
4497 (mips16_rewrite_pool_constant): New function, split out from...
4498 (mips16_rewrite_pool_refs): ...here. Take a pointer to a
4499 mips16_rewrite_pool_refs_info structure rather than a pointer
4500 to a constant pool. Force force_to_mem_operands into memory.
4501 (mips16_lay_out_constants): Update call to mips16_rewrite_pool_refs.
4502 * config/mips/predicates.md (force_to_mem_operand): New predicate.
4503 * config/mips/constraints.md (kf): New constraint.
4504 * config/mips/mips.md (*movdi_64bit_mips16): Add a d <- kf alternative.
4505 (*movsi_mips16): Likewise.
4507 2007-09-11 Richard Sandiford <richard@codesourcery.com>
4508 Nigel Stephens <nigel@mips.com>
4509 David Ung <davidu@mips.com>
4511 * config/mips/mips.h (CONSTANT_POOL_COST): Move to...
4512 * config/mips/mips.c: ...here and set to 4 for TARGET_MIPS16.
4513 (mips16_constant_cost, mips_immediate_operand_p, mips_binary_cost)
4514 (mips_fp_mult_cost, mips_fp_div_cost, mips_sign_extend_cost)
4515 (mips_zero_extend_cost): New functions.
4516 (mips_rtx_costs): Treat COMPARE constants as having zero cost.
4517 Use the new functions. Tweak many cost estimates, both here
4518 and in the new subroutines. Return false when the cost of the
4519 operands has not been calculated. Check for *clear_upper32.
4520 Check for floating-point multiply-add, reciprocal and rsqrt
4521 patterns. Handle comparison and rotation codes.
4523 2007-09-11 Danny Smith <dannysmith@users.sourceforge.net>
4525 * config/i386/cygming.h (TARGET_STRIP_NAME_ENCODING): Don't
4527 * config/i386/i386.c (get_dllimport_decl): Don't strip
4530 2007-09-10 Janis Johnson <janis187@us.ibm.com>
4533 * config/dfp-bit.c: Don't skip TFmode conversions; move strto*
4534 declarations to top.
4535 (DFP_TO_BFP): Use for either XFmode or TFmode.
4536 (BFP_TO_DFP): Use for either XFmode or TFmode; always use cast
4538 * config/dfp-bit.h: Include float.h.
4539 (LONG_DOUBLE_HAS_XF_MODE, LONG_DOUBLE_HAS_TF_MODE): Define if long
4540 double is one of these modes, rather than using LIBGCC_HAS_*F_MODE
4541 which doesn't mean the same thing.
4542 (BFP_KIND): Use 4 to mean TFmode.
4543 (BFP_FMT): Specify the number of decimal digits based on the
4544 number of mantissa digits.
4545 (BFP_VIA_TYPE): Binary float type to use as cast for sprintf.
4546 (BFP_TO_DFP, DFP_TO_BFP): Define names for TFmode variants.
4547 (STR_TO_BFP): Use strtold for XFmode or TFmode.
4548 (TFtype): Define if TFmode is supported.
4549 * doc/libgcc.texi (Decimal float library routines): Document
4550 TF conversion functions.
4552 2007-09-10 Chao-ying Fu <fu@mips.com>
4554 * config/mips/mips.c (mips_scalar_mode_supported_p): Declare.
4555 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
4556 (mips_emit_compare): Process fixed-point modes.
4557 (mips_pad_arg_upward): Support fixed-point types.
4558 (override_options): Allow fixed-point modes in accumulators.
4559 (mips_pass_by_reference): Pass DQ, UDQ, DA, and UDA modes in registers.
4560 (mips_vector_mode_supported_p): Support V2HQmode, V2UHQmode, V2HAmode,
4561 V2UHAmode, V4QQmode, and V4UQQmode when TARGET_DSP.
4562 (mips_scalar_mode_supported_p): New function to accept fixed-point
4563 modes if the width is not greater than two BITS_PER_WORD.
4564 * config/mips/mips.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
4565 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
4566 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
4567 LONG_LONG_ACCUM_TYPE_SIZE): Define.
4568 * config/mips/mips.md ("d"): Update mode attribute for fixed-point
4570 ("IMODE"): New mode attribute.
4571 (mips-fixed.md): Include.
4572 * config/mips/mips-modes.def: Create VECTOR_MODES for FRACT, UFRACT,
4574 * config/mips/mips-fixed.md: New file.
4576 2007-09-11 Ben Elliston <bje@au.ibm.com>
4578 * config/spu/spu.md: Formatting fixes.
4580 2007-09-10 Janis Johnson <janis187@us.ibm.com>
4582 * config/dfp-bit.c (dfp_unary_func): Delete.
4583 (dfp_unary_op): Delete.
4584 (dfp_binary_op): Use decFloat functions instead of decNumber
4585 functions for binary operations.
4586 (d32_binary_op): Convert 32-bit operands to 64 bits for evaluation.
4587 (dnn_binary_op): Call dfp_binary_op with decFloat rather than
4589 (dfp_compare_op): Use decFloat functions insteadof decNumber
4590 functions for comparisons.
4591 (d32_compare_op): Convert 32-bit operands to 64 bits for evaluation.
4592 (dnn_binary_op): Call dfp_compare_op with decFloat rather than
4594 (DFP_ADD, DFP_SUB, DFP_MULTIPLE, DFP_DIVIDE): Use macros for
4595 call to dxx_binary_op and decFloat function.
4596 (DFP_EQ, DFP_NE, DFP_LT, DFP_GT, DFP_LE, DFP_GE): Use macros for
4597 calls to dxx_binary_op and decFloat function.
4598 * config/dfp-bit.h: Include decFloat header files.
4599 (decFloat, DFP_BINARY_OP, DFP_COMPARE_OP, DEC_FLOAT_ADD,
4600 DEC_FLOAT_SUBTRACT, DEC_FLOAT_MULTIPLY, DEC_FLOAT_DIVIDE,
4601 DEC_FLOAT_COMPARE, DEC_FLOAT_IS_ZERO, DEC_FLOAT_IS_NAN,
4602 DEC_FLOAT_IS_SIGNED: Define for each of 3 operand widths.
4604 2007-09-10 Harsha Jagasia <harsha.jagasia@amd.com>
4605 Jan Sjodin <jan.sjodin@amd.com>
4607 * tree-vect-analyze.c (vect_analyze_operations): Change
4608 comparison of loop iterations with threshold to less than
4609 or equal to instead of less than. Reduce
4610 min_scalar_loop_bound by one.
4611 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
4612 Change prologue and epilogue iterations estimate to vf/2,
4613 when unknown at compile-time. Change versioning guard
4614 cost to taken_branch_cost. If peeling for alignment is
4615 unknown at compile-time, change peel guard costs to one
4616 taken branch and one not-taken branch per peeled loop.
4617 If peeling for alignment is known but number of scalar loop
4618 iterations is unknown at compile-time, change peel guard
4619 costs to one taken branch per peeled loop. Change the cost
4620 model equation to consider vector iterations as the loop
4621 iterations less the prologue and epilogue iterations.
4622 Change outside vector cost check to less than or equal to
4623 zero instead of equal to zero.
4624 (vect_do_peeling_for_loop_bound): Reduce
4625 min_scalar_loop_bound by one.
4626 * tree-vectorizer.h: Add TARG_COND_TAKEN_BRANCH_COST and
4627 TARG_COND_NOT_TAKEN_BRANCH_COST.
4628 * config/i386/i386.h (processor_costs): Add
4629 scalar_stmt_cost, scalar_load_cost, scalar_store_cost,
4630 vec_stmt_cost, vec_to_scalar_cost, scalar_to_vec_cost,
4631 vec_align_load_cost, vect_unalign_load_cost,
4632 vec_store_cost, cond_taken_branch_cost,
4633 cond_not_taken_branch_cost.
4634 Define macros for x86 costs.
4635 * config/i386/i386.c:
4636 (size_cost): Set scalar_stmt_cost, scalar_load_cost,
4637 scalar_store_cost, vec_stmt_cost, vec_to_scalar_cost,
4638 scalar_to_vec_cost, vec_align_load_cost,
4639 vect_unalign_load_cost, vec_store_cost,
4640 cond_taken_branch_cost, cond_not_taken_branch_cost to one.
4641 (i386_cost, i486_cost, pentium_cost, pentiumpro_cost,
4642 geode_cost, k6_cost, athlon_cost, pentium4_cost, nocona_cost,
4643 core2_cost, generic64_cost, generic32_cost): Set to default
4645 (k8_cost, amdfam10_cost): Costs for vectorization tuned.
4646 (x86_builtin_vectorization_cost): New.
4648 2007-09-10 Janis Johnson <janis187@us.ibm.com>
4649 Ben Elliston <bje@au.ibm.com>
4651 * dfp.c: Include decimal128Local.h;
4652 (dfp_byte_swap): Remove.
4653 (encode_decimal32, decode_decimal32): Don't handle endianness.
4654 (encode_decimal64, decode_decimal64): Ditto.
4655 (encode_decimal128, decode_decimal128): Ditto.
4656 * config/dfp-bit.c (host_to_ieee32, ieee_to_host_32): Ditto.
4658 (host_to_ieee_64, ieee_to_host_64): Don't handle endianness.
4660 (host_to_ieee_128, ieee_to_host_128): Don't handle endianness.
4661 * Makefile.in (DECNUM_H): Add decimal128Local.h.
4663 2007-09-10 David Daney <ddaney@avtrex.com>
4665 * config/mips/mips.md (UNSPEC_MEMORY_BARRIER): New entry in
4667 (memory_barrier): Rewrote as an insn that clobbers memory.
4669 2007-09-10 Richard Sandiford <richard@codesourcery.com>
4671 * config/mips/mips.c (mips_global_pointer): Check
4672 call_really_used_regs instead of call_used_regs.
4673 (mips_save_reg_p): Likewise. Save all call-saved registers
4674 if current_function_saves_all_registers. Fix indentation.
4675 No longer treat $18 as a special case.
4676 (compute_frame_size): Guard FPR loop with TARGET_HARD_FLOAT.
4678 2007-09-10 Richard Sandiford <richard@codesourcery.com>
4680 * config/mips/mips.h (MIPS_ARCH_FLOAT_SPEC): New macro.
4681 * config/mips/mips.c (mips_cpu_info_table): Mention it in the
4682 the introductory comment.
4683 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Delete.
4684 (override_options): Don't test for it.
4685 * config/mips/sde.h (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Delete.
4686 (DRIVER_SELF_SPECS): Add MIPS_ARCH_FLOAT_SPEC.
4687 * config/mips/vr.h: As for config/mips/sde.h.
4689 2007-09-10 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
4690 Revital Eres <eres@il.ibm.com>
4692 * target.h (struct gcc_target.sched): New field: sms_res_mii.
4693 (struct ddg): Define.
4694 * target-def.h (TARGET_SCHED_SMS_RES_MII): Define.
4695 (TARGET_SCHED): Add TARGET_SCHED_SMS_RES_MII.
4696 * config/spu/spu.c: Include ddg.h.
4697 (TARGET_SCHED_SMS_RES_MII): Define.
4698 (spu_sms_res_mii): New function to calculate mii.
4699 * modulo-sched (res_MII): Use it.
4700 * doc/tm.texi: Document TARGET_SCHED_SMS_RES_MII.
4702 2007-09-10 Andreas Krebbel <krebbel1@de.ibm.com>
4704 * config/s390/s390.c (s390_dump_pool): Create copy of constant
4705 pool entries since they might hold values that must not be shared.
4707 2007-09-10 Uros Bizjak <ubizjak@gmail.com>
4710 * gcc/config/i386/sse.md (ashr<mode>3): Change op2 mode to SImode.
4711 Use 'N' operand constraint for op2.
4712 (lshr<mode>3): Ditto.
4713 (ashl<mode>3): Ditto.
4714 (vec_shl_<mode>): Use const_0_to_255_mul_8_operand predicate for op2.
4715 (vec_shr_<mode>): Ditto.
4716 * gcc/config/i386/i386.c (ix86_expand_builtin) [IX86_BUILTIN_PSLL?128,
4717 IX86_BUILTIN_PSRA*?128, IX86_BUILTIN_PSRL?128]: Convert op1 to SImode.
4719 2007-09-10 Andreas Krebbel <krebbel1@de.ibm.com>
4721 * config/s390/s390.md ("fixuns_trunc<BFP:mode><GPR:mode>2"):
4722 Change mode macro in the last real_2expN parameter to uppercase.
4724 2007-09-10 Michael Matz <matz@suse.de>
4726 * tree-pass.h (pass_cselim): Declare new pass.
4727 * passes.c (init_optimization_passes): Link in pass_cselim.
4728 * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Renamed from
4729 tree_ssa_phiopt; add do_store_elim parameter, handle it by calling
4730 cond_store_replacement.
4731 (condstoretemp): New static variable.
4732 (cond_store_replacement): New function.
4733 (tree_ssa_phiopt, tree_ssa_cs_elim): New wrappers around
4734 tree_ssa_phiopt_worker.
4735 (struct name_to_bb): New.
4736 (get_non_trapping, name_to_bb_hash, name_to_bb_eq, add_or_mark_expr,
4737 nt_init_block, nt_fini_block): New static functions.
4738 (seen_ssa_names, nontrap_set): New static variables.
4739 (gate_cselim, pass_cselim): Define new pass.
4740 * common.opt (ftree-cselim): New flag.
4741 * toplev.c (process_options): Set flag_tree_cselim if required.
4743 2007-09-10 Hans-Peter Nilsson <hp@axis.com>
4745 * simplify-rtx.c (simplify_relational_operation_1): For recent
4746 canonicalization, don't recurse if op1 equals both PLUS arguments.
4748 2007-09-09 David Daney <ddaney@avtrex.com>
4750 * optabs.c (expand_sync_operation): Use plus insn if minus
4752 (expand_sync_fetch_operation): Ditto.
4754 2007-09-09 H.J. Lu <hongjiu.lu@intel.com>
4756 * i386.md (*floatsisf2_mixed_vector): Use cvtdq2ps instead
4758 (*floatsisf2_sse_vector): Likewise.
4760 2007-09-09 Krister Walfridsson <cato@df.lth.se>
4762 * config/netbsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
4764 2007-09-09 H.J. Lu <hongjiu.lu@intel.com>
4766 * config/i386/i386.h (ix86_tune_indices): Rename
4767 X86_USE_VECTOR_CONVERTS to X86_TUNE_USE_VECTOR_CONVERTS.
4768 (TARGET_USE_VECTOR_CONVERTS): Updated.
4769 * config/i386/i386.c: Likewise.
4771 2007-09-09 Sandra Loosemore <sandra@codesourcery.com>
4772 Nigel Stephens <nigel@mips.com>
4774 * doc/invoke.texi (Overall Options): Add .sx file extension
4775 as a synonym for .S.
4776 * cppspec.c (known_suffixes): Likewise.
4777 * gcc.c (default_compilers): Likewise.
4779 2007-09-09 Rask Ingemann Lambertsen <rask@sygehus.dk>
4782 * config/i386/i386.h (CANONICALIZE_COMPARISON): Delete.
4783 * simplify-rtx.c (simplify_relational_operation_1): Add the
4784 canonicalization from i386.h.
4785 * doc/md.texi (Canonicalization of Instructions): Document it.
4787 2007-09-09 Jan Hubicka <jh@suse.cz>
4788 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4790 * i386.h (ix86_tune_indices): Add X86_USE_VECTOR_CONVERTS.
4791 (TARGET_USE_VECTOR_CONVERTS): New.
4792 * i386.md: New post-reload splitters for converting SF to DF and DF to
4794 (floatsi* expander): Special case vector conversions.
4795 (floatsisf2_mixed_vector, floatsisf2_sse_vector_nointernunit,
4796 floatsisf2_sse_vector_internunit, floatsisf2_sse_vector,
4797 floatsidf2_mixed_vector, floatsidf2_sse_vector): New.
4798 (floatsisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse):
4799 Disable when doing vector converts.
4800 (floatsi<mode>2_i387): Disable when
4801 * sse.md (vec_dupv2df): Export.
4802 * i386.c (ix86_tune_features): Enable SSE conversions.
4804 2007-09-09 Richard Guenther <rguenther@suse.de>
4806 * tree-ssa-operands.c (add_virtual_operand): Only mark
4807 stores as has_volatile_ops if alias information is not available.
4809 2007-09-09 Revital Eres <eres@il.ibm.com>
4811 * doc/contrib.texi: Add myself.
4813 2007-09-09 Ira Rosen <irar@il.ibm.com>
4815 * tree-vectorizer.h (stmt_vinfo_set_inside_of_loop_cost,
4816 stmt_vinfo_set_outside_of_loop_cost): New functions.
4817 * tree-vect-transform.c (vect_get_cost_fields): Remove.
4818 (vect_model_simple_cost): Call
4819 stmt_vinfo_set_inside/outside_of_loop_cost to set the relevant cost
4820 field instead of calling vect_get_cost_fields.
4821 (vect_model_store_cost, vect_model_load_cost): Likewise.
4823 2007-09-09 Revital Eres <eres@il.ibm.com>
4825 * config/rs6000/rs6000.c (paired_init_builtins): Add const
4826 declaration to bdesc_paired_preds variable.
4827 (paired_expand_builtin): Likewise.
4829 2007-09-09 Revital Eres <eres@il.ibm.com>
4831 * dbgcnt.def (sms_sched_loop): New counter.
4832 * modulo-sched.c: Use sms_sched_loop instead of
4833 MAX_SMS_LOOP_NUMBER to determine the maximum number of loops to
4834 perform swing modulo scheduling on. Include dbgcnt.h.
4835 * Makefile.in: Add DBGCNT_H to modulo-sched.o.
4836 * params.def: Remove PARAM_MAX_SMS_LOOP_NUMBER.
4838 2007-09-09 Uros Bizjak <ubizjak@gmail.com>
4840 * config/i386/i386.md (X87MODEF12, SSEMODEF): Remove mode iterators.
4841 Substitute all uses with ...
4842 (MODEF): New mode iterator.
4844 (fix_trunc<mode>_fisttp_i387_1): Remove operand constraints
4845 from pre-regalloc define_insn_and_split splitter pattern.
4846 (*fix_trunc<mode>_i387_1): Ditto.
4847 (*fistdi2_1): Ditto.
4848 (*fist<mode>2_1): Ditto.
4849 (frndintxf2_floor): Ditto.
4850 (*fist<mode>2_floor_1): Ditto.
4851 (frndintxf2_ceil): Ditto.
4852 (*fist<mode>2_ceil_1): Ditto.
4853 (frndintxf2_trunc): Ditto.
4854 (frndintxf2_mask_pm): Ditto.
4856 (prologue): Use (const_int 0) as never generated filler insn.
4858 (sibcall_epilogue): Ditto.
4859 (eh_return_si): Ditto.
4860 (eh_return_di): Ditto.
4862 (add<mode>3): Rename from adddf3 and addsf3. Macroize expander
4863 using MODEF mode iterator.
4864 (sub<mode>3): Rename from subdf3 and subsf3. Macroize expander
4865 using MODEF mode iterator.
4866 (mul<mode>3): Rename from muldf3 and mulsf3. Macroize expander
4867 using MODEF mode iterator.
4868 (nearbyint<mode>2): Rename from nearbyintdf2 and nearbyintsf2.
4869 Macroize expander using MODEF mode iterator.
4871 (zero_extendsidi2): Remove operand constraints from expander.
4872 (smuldi3_highpart): Ditto.
4873 (indirect_jump): Ditto.
4876 * config/i386/sse.md (storentv4sf): Ditto.
4877 (storentv2df): Ditto.
4878 (storentv2di): Ditto.
4880 (sse2_cvtpd2ps): Ditto.
4881 (vec_interleave_highv16qi): Ditto.
4882 (vec_interleave_lowv16qi): Ditto.
4883 (vec_interleave_highv8hi): Ditto.
4884 (vec_interleave_lowv8hi): Ditto.
4885 (vec_interleave_highv4si): Ditto.
4886 (vec_interleave_lowv4si): Ditto.
4887 (vec_interleave_highv2di): Ditto.
4888 (vec_interleave_lowv2di): Ditto.
4889 (sse2_maskmovdqu): Ditto.
4890 * config/i386/mmx.md (mmx_maskmovq): Ditto.
4892 2007-09-09 Ira Rosen <irar@il.ibm.com>
4894 * tree-vectorizer.h (enum vect_def_type): Start enumeration from 1.
4895 (struct _slp_tree, struct _slp_instance): Define new data structures
4896 along macros for their access.
4897 (struct _loop_vec_info): Define new fields: strided_stores,
4898 slp_instances, and slp_unrolling_factor along macros for their access.
4899 (enum slp_vect_type): New.
4900 (struct _stmt_vec_info): Define new field, slp_type, and macros for
4902 (STMT_VINFO_STRIDED_ACCESS): New macro.
4903 (vect_free_slp_tree): Declare.
4904 (vectorizable_load): Add an argument of type slp_tree.
4905 (vectorizable_store, vectorizable_operation, vectorizable_conversion,
4906 vectorizable_assignment): Likewise.
4907 (vect_model_simple_cost, vect_model_store_cost, vect_model_load_cost):
4908 Declare (make extern).
4909 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
4910 (new_loop_vec_info): Likewise.
4911 (destroy_loop_vec_info): Free memory allocated for SLP structures.
4912 * tree-vect-analyze.c: Include recog.h.
4913 (vect_update_slp_costs_according_to_vf): New.
4914 (vect_analyze_operations): Add argument for calls to vectorizable_ ()
4915 functions. For not pure SLP stmts with strided access check that the
4916 group size is power of 2. Update the vectorization factor according to
4917 SLP. Call vect_update_slp_costs_according_to_vf.
4918 (vect_analyze_group_access): New.
4919 (vect_analyze_data_ref_access): Call vect_analyze_group_access.
4920 (vect_free_slp_tree): New functions.
4921 (vect_get_and_check_slp_defs, vect_build_slp_tree, vect_print_slp_tree,
4922 vect_mark_slp_stmts, vect_analyze_slp_instance, vect_analyze_slp,
4923 vect_make_slp_decision, vect_detect_hybrid_slp_stmts,
4924 vect_detect_hybrid_slp): Likewise.
4925 (vect_analyze_loop): Call vect_analyze_slp, vect_make_slp_decision
4926 and vect_detect_hybrid_slp.
4927 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Take
4928 SLP costs into account.
4929 (vect_get_cost_fields): New function.
4930 (vect_model_simple_cost): Make extern, add SLP parameter and handle
4932 (vect_model_store_cost, vect_model_load_cost): Likewise.
4933 (vect_get_constant_vectors): New function.
4934 (vect_get_slp_vect_defs, vect_get_slp_defs,
4935 vect_get_vec_defs_for_stmt_copy, vect_get_vec_defs_for_stmt_copy,
4936 vect_get_vec_defs): Likewise.
4937 (vectorizable_reduction): Don't handle SLP for now.
4938 (vectorizable_call): Don't handle SLP for now. Add argument to
4939 vect_model_simple_cost.
4940 (vectorizable_conversion): Handle SLP (call vect_get_vec_defs to
4941 get SLPed and vectorized defs). Fix indentation and spacing.
4942 (vectorizable_assignment): Handle SLP.
4943 (vectorizable_induction): Don't handle SLP for now.
4944 (vectorizable_operation): Likewise.
4945 (vectorizable_type_demotion): Add argument to
4946 vect_model_simple_cost.
4947 (vectorizable_type_promotion): Likewise.
4948 (vectorizable_store, vectorizable_load): Handle SLP.
4949 (vectorizable_condition): Don't handle SLP for now.
4950 (vect_transform_stmt): Add a new argument for SLP. Check that there is
4951 no SLP transformation required for unsupported cases. Add SLP
4952 argument for supported cases.
4953 (vect_remove_stores): New function.
4954 (vect_schedule_slp_instance, vect_schedule_slp): Likewise.
4955 (vect_transform_loop): Schedule SLP instances.
4956 * Makefile.in: (tree-vect-analyze.o): Depend on recog.h.
4958 2007-09-09 Andrew Haley <aph@redhat.com>
4960 * optabs.c (sign_expand_binop): Set libcall_gen = NULL in the fake
4963 2007-09-09 Hans-Peter Nilsson <hp@axis.com>
4965 Divide REG_LABEL notes into REG_LABEL_OPERAND and REG_LABEL_TARGET.
4966 * doc/rtl.texi (Insns): Specify when a label_ref makes a jump_insn.
4967 Similar for what label_refs can go in the JUMP_TARGET field. Split
4968 REG_LABEL documentation into REG_LABEL_TARGET and REG_LABEL_OPERAND.
4969 * reload.c (find_reloads): Generate REG_LABEL_OPERAND, not
4970 REG_LABEL when replacing an operand with a LABEL_REF for a
4972 (subst_reloads): When replacing a LABEL_REG with a register,
4973 instead of generating a REG_LABEL note, assert that there already
4974 is one or that the label is a known target for the insn.
4975 * rtlanal.c (computed_jump_p): Instead of looking for a REG_LABEL
4976 note, check the JUMP_LABEL field. Remove "else" after return.
4977 * reorg.c (emit_delay_sequence): Replace case for REG_LABEL with
4978 cases for REG_LABEL_OPERAND and REG_LABEL_TARGET.
4979 (fill_slots_from_thread): Handle both REG_LABEL_OPERAND and
4980 REG_LABEL_TARGET notes, including the JUMP_TARGET field on JUMP_P
4981 insns. Iterate over all notes; don't assume there's only one.
4982 * cse.c (recorded_label_ref): Adjust comment to refer to
4984 (cse_extended_basic_block): Do LABEL_REF check for all INSN_P
4985 insns, not just NONJUMP_INSN_P.
4986 (check_for_label_ref): For JUMP_P insns, check that the LABEL_REF
4987 isn't a jump target.
4988 * jump.c (rebuild_jump_labels): Adjust head comment.
4989 (init_label_info): Ditto. Remove REG_LABEL_OPERAND notes only;
4990 don't reset REG_LABEL_TARGET notes, including the JUMP_LABEL field.
4991 (mark_all_labels): For JUMP_P insns without a target, check if the
4992 the target is noted on the previous nonjump insn.
4993 (mark_jump_label_1): New function, guts from mark_jump_label.
4994 <case IF_THEN_ELSE>: Handle first operand as a non-target when
4995 marking jump target labels.
4996 <case LABEL_REF>: Adjust for whether to generate a
4997 REG_LABEL_TARGET or a REG_LABEL_OPERAND note.
4998 For 'E' format rtl, iterate in descending element order.
4999 (delete_related_insns): Handle both REG_LABEL_TARGET and
5000 REG_LABEL_OPERAND notes. For JUMP_P insns with labels with zero
5001 reference count, delete and fallthrough. Move finding-next-
5002 non-deleted insn last in the function. Look at all INSN_P insns
5003 for REG_LABEL_OPERAND notes.
5004 (redirect_jump_2): Assert that OLABEL equals the old JUMP_LABEL of
5006 * print-rtl.c (print_rtx): For JUMP_P insns and a non-NULL
5007 JUMP_LABEL, output the INSN_UID of it.
5008 * gcse.c: Adjust comments as appropriate to say REG_LABEL_OPERAND
5009 and/or REG_LABEL_TARGET.
5010 (add_label_notes): Only add REG_LABEL_OPERAND notes. Put in line
5011 with jump.c copy by only adding notes for labels actually
5012 referenced in the insn.
5013 * emit-rtl.c (try_split): Don't assume only NONJUMP_INSN_P need
5014 usage count increment; handle all INSN_P trial insns.
5015 (emit_copy_of_insn_after): Change to not copy REG_LABEL_OPERAND
5017 * rtl.h (struct rtx_def) <volatil>: Adjust to mention
5018 REG_LABEL_TARGET and REG_LABEL_OPERAND.
5019 (LABEL_REF_NONLOCAL_P): Allow REG_LABEL_TARGET and
5021 * combine.c (distribute_notes): Adjust for REG_LABEL_TARGET on
5022 JUMP_P insns and REG_LABEL_OPERAND everywhere.
5023 * sched-rgn.c (is_cfg_nonregular): Check for REG_LABEL_OPERANDS
5024 on all INSN_P insns.
5025 * reg-notes.def (LABEL_TARGET, LABEL_OPERAND): Split from LABEL.
5026 * cfgrtl.c (delete_insn): Adjust to handle REG_LABEL_TARGET and
5027 REG_LABEL_OPERAND notes.
5028 * reload1.c (calculate_needs_all_insns): Adjust comments.
5029 (set_label_offsets): Adjust to look for REG_LABEL_OPERAND notes.
5030 * config/alpha/alpha.md (split for load of an address into a
5031 four-insn sequence on Unicos/Mk): Adjust to use
5033 * config/sh/sh.md (sh_reorg, final_prescan_insn): Ditto.
5035 2007-09-09 Laurynas Biveinis <laurynas.biveinis@gmail.com>
5038 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
5039 * regrename.c (copyprop_hardreg_forward_1): New variable next. Use
5040 FOR_BB_INSNS_SAFE instead of for loop.
5041 * cse.c (cse_extended_basic_block): Likewise.
5042 * postreload.c (reload_cse_regs_1): New variable next. Make sure
5043 that the for loop does not invoke NEXT_INSN on a deleted insn.
5044 * function.c (instantiate_virtual_regs): Likewise.
5045 * lower-subreg.c (remove_retval_note): Likewise.
5046 (decompose_multiword_subregs): Use FOR_BB_INSNS_SAFE instead of
5048 * emit-rtl.c (remove_insn): Set NEXT_INSN and PREV_INSN to NULL on
5050 * cfgrtl.c (delete_insn): Set JUMP_LABEL to NULL on a deleted
5051 insn, if it's a jump.
5052 (try_redirect_by_replacing_jump): New variable jump_p. Call
5053 tablejump_p before delete_insn_chain.
5054 * reload1.c (reload): New variable next. Make sure that the for
5055 loop does not invoke NEXT_INSN on a deleted insn.
5056 (fixup_eh_region_note): Make the loop terminate if i becomes NULL.
5057 (delete_output_reload): New variable prev. Make sure the the for
5058 loops do not invoke PREV_INSN on a deleted insn.
5060 2007-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5062 * pa/constraints.md: Remove 'X' from unused letters comment.
5064 2007-09-08 Richard Guenther <rguenther@suse.de>
5066 * tree-tailcall.c (find_tail_calls): If we don't have aliases
5067 computed check stmt_ann->references_memory instead of counting
5070 2007-09-08 Segher Boessenkool <segher@kernel.crashing.org>
5072 * cse.c (fold_rtx): Use validate_unshare_change() instead of
5073 validate_change() in one more case.
5075 2007-09-08 Zdenek Dvorak <ook@ucw.cz>
5077 PR tree-optimization/32283
5078 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Use
5079 estimated_loop_iterations.
5080 (determine_use_iv_cost_condition): Decrease cost of expressions
5081 used in iv elimination.
5083 2007-09-08 Richard Guenther <rguenther@suse.de>
5085 * tree-cfg.c (verify_gimple_expr): Avoid building new
5086 pointer types, use TYPE_POINTER_TO if available instead.
5088 2007-09-08 Uros Bizjak <ubizjak@gmail.com>
5091 PR rtl-optimization/26449
5092 * config/i386/sse.md (mulv4si3): Do not expand sse2 sequence.
5093 (*sse2_mulv4si3): New define_insn_and_split pattern. Split insn in
5095 (mulv16qi3): Implement as define_insn_and_split pattern instead of
5096 define_expand. Split insn in split1 pass.
5099 2007-09-08 Dorit Nuzman <dorit@il.ibm.com>
5101 PR tree-optimization/33301
5102 * tree-vect-analyze (analyze_operations): Look at the type of the rhs
5105 2007-09-07 Zdenek Dvorak <ook@ucw.cz>
5107 PR tree-optimization/32183
5108 * Makefile.in (tree-ssa-reassoc.o): Also depend on $(CFGLOOP_H).
5110 * tree-ssa-reassoc.c: Include cfgloop.h.
5111 (is_reassociable_op): Add a loop argument and return true only
5113 (linearize_expr): Updated.
5114 (should_break_up_subtract): Likewise.
5115 (linearize_expr_tree): Likewise.
5116 (init_reassoc): Call loop_optimizer_init with
5117 AVOID_CFG_MODIFICATIONS. Remove calculate_dominance_info call
5118 with CDI_DOMINATORS.
5119 (fini_reassoc): Call loop_optimizer_finalize.
5121 2007-09-07 Sterling Augustine <sterling@tensilica.com>
5123 * config/xtensa/lib2funcs.S (__xtensa_sync_caches): Use an ISYNC even
5124 if there is no i-cache.
5126 2007-09-07 Richard Guenther <rguenther@suse.de>
5129 2007-09-06 Richard Guenther <rguenther@suse.de>
5131 PR tree-optimization/32586
5132 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
5133 folding if nothing changed.
5134 (simplify_unary_expression): New function. Do tree combining
5135 on conversion like codes.
5136 (try_to_simplify): Call it.
5138 2007-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5141 * gthr-posix.h (__gthread_active_p): Add implementation for hppa-hpux.
5142 (__gthread_active,__gthread_start, __gthread_active_init): New.
5143 * gthr-posix95.h: Likewise.
5145 2007-09-07 Roman Zippel <zippel@linux-m68k.org>
5147 * function.h (struct function): Rename calls_unwind_init
5148 to saves_all_registers.
5149 (current_function_saves_all_registers): Renamed from
5150 current_function_calls_unwind_init.
5151 * reload1.c (reload): Set current_function_saves_all_registers.
5152 * except.c (expand_builtin_unwind_init): Likewise.
5153 * config/m68k/m68k.c (m68k_save_reg): Use
5154 current_function_saves_all_registers to save pic register.
5156 2007-09-07 Janis Johnson <janis187@us.ibm.com>
5158 config/m68k/m68k.c (floating_exact_log2): Update call to real_2expN.
5159 config/s390/s390.md (fixuns_trunc<BFP:mode><GPR:mode>2): Ditto.
5161 Reapply reverted changes:
5163 2007-09-06 Jan Hubicka <jh@suse.cz>
5165 * config/i386.c (ix86_expand_lround, ix86_expand_round): Update call
5168 2007-09-06 Richard Sandiford <richard@codesourcery.com>
5170 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
5171 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
5173 2007-09-05 Janis Johnson <janis187@us.ibm.com>
5175 * optabs.c (expand_float): Convert unsigned integer as signed only
5176 if it provides sufficient accuracy; add mode argument to real_2expN.
5177 (expand_fix): Fix comment typos; extend binary float into mode
5178 wider than destination for converion to unsigned integer; add mode
5179 argument to real_2expN.
5180 * real.c (real_2expN): Add mode argument to special-case decimal
5182 * real.h (real_2expN): Ditto.
5183 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
5185 (fixed_from_string): Ditto.
5186 (fixed_to_decimal): Ditto.
5187 (fixed_convert_from_real): Ditto.
5188 (real_convert_from_fixed): Ditto.
5189 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
5190 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
5191 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
5192 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
5194 2007-09-07 Diego Novillo <dnovillo@google.com>
5196 * tree-flow.h (const_block_stmt_iterator): Remove.
5197 Update all users to use block_stmt_iterator.
5198 * tree-iterator.h (const_tree_stmt_iterator): Remove.
5199 Update all users to use tree_stmt_iterator.
5201 2007-09-07 Sandra Loosemore <sandra@codesourcery.com>
5203 * config/mips/mips.c (mips_set_current_function): Temporarily
5204 make this a no-op to fix bootstrap errors, pending rewrite.
5206 2007-09-07 Jan Hubicka <jh@suse.cz>
5208 * reorg.c (dbr_schedule): Move code removing placeholder USEs later
5211 2007-09-07 Dorit Nuzman <dorit@il.ibm.com>
5213 PR tree-optimization/33299
5214 * tree-vect-transform.c (vect_create_epilog_for_reduction): Update
5215 uses for all relevant loop-exit phis, not just the first.
5217 2007-09-07 Richard Guenther <rguenther@suse.de>
5220 * tree-ssa-operands.c (access_can_touch_variable): An access
5221 of the form (*p)[0] can touch a variable of same size.
5223 2007-09-07 Jan Hubicka <jh@suse.cz>
5225 * passes.c (init_optimization_passes): Add simple dce and addressable
5227 * tree-ssa.c (execute_update_addresses_taken): New function.
5228 (pass_update_address_taken): New.
5229 * tree-ssa-dse.c (execute_simple_dse): New function.
5230 (pass_simple_dse): New.
5231 * tree-pass.h (pass_simple_dse, pass_update_address_taken): Declare.
5233 2007-09-07 Tobias Burnus <burnus@net-b.de>
5236 * doc/invoke.texi: Fix -Wstrict-overflow= table.
5238 2007-09-07 Richard Guenther <rguenther@suse.de>
5241 2007-09-06 Richard Guenther <rguenther@suse.de>
5243 PR tree-optimization/32586
5244 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
5245 folding if nothing changed.
5246 (simplify_unary_expression): New function. Do tree combining
5247 on conversion like codes.
5248 (try_to_simplify): Call it.
5250 2007-09-07 Richard Guenther <rguenther@suse.de>
5251 Uros Bizjak <ubizjak@gmail.com>
5253 PR tree-optimization/32821
5254 * tree_if_conv.c (combine_blocks): Use alloc_stmt_list instead of
5255 NULL in the call to set_bb_stmt_list.
5257 2007-09-07 Richard Sandiford <richard@codesourcery.com>
5259 * config/mips/mips.c (build_mips16_call_stub): Emit all direct
5260 float calls here, rather than leaving some to the caller.
5261 Use call_internal_direct and call_value_internal_direct.
5262 * config/mips/mips.md (call_internal_direct): New pattern.
5263 (call_value_internal_direct): Likewise.
5265 2007-09-07 Richard Sandiford <richard@codesourcery.com>
5267 * config/mips/mips.c (mips_base_move_loop_invariants): New variable.
5268 (mips_set_mips16_mode): Restore flag_move_loop_invariants, then set
5270 (override_options): Set mips_base_move_loop_invariants.
5272 2007-09-07 Richard Sandiford <richard@codesourcery.com>
5274 * config/mips/mips.opt (mcode-readable=): Move to keep list
5277 2007-09-07 Richard Sandiford <richard@codesourcery.com>
5279 * doc/invoke.texi: Document the MIPS -mlocal-sdata, -mextern-sdata
5280 and -mgpopt options. Adjust the -G documentation to match.
5281 * config/mips/mips.opt (mextern-data, mgpopt, mlocal-data): New.
5282 * config/mips/mips.c (mips_rtx_constant_in_small_data_p): New
5283 function, split out from mips_classify_symbol. Return false for
5284 !TARGET_LOCAL_SDATA.
5285 (mips_classify_symbol): Call mips_rtx_constant_in_small_data_p.
5286 Only use GP-relative accesses for non-pool symbols if TARGET_GPOPT.
5287 (override_options): Check whether the -mgpopt setting is consistent
5288 with the other flags.
5289 (symbolic_expression_p): Delete.
5290 (mips_select_rtx_section): Use mips_rtx_constant_in_small_data_p
5291 and default_elf_select_rtx_section.
5292 (mips_in_small_data_p): Honor section attributes for MIPS16 too.
5293 Return false for local data unless TARGET_LOCAL_SDATA. Likewise
5294 external data and TARGET_EXTERN_SDATA.
5296 2007-09-07 Tobias Burnus <burnus@net-b.de>
5299 * doc/cpp.texi (Common Predefined Macros): Add __GFORTRAN__.
5301 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
5303 * regrename.c (copyprop_hardreg_forward_1): New variable next. Use
5304 FOR_BB_INSNS_SAFE instead of for loop.
5305 * cse.c (cse_extended_basic_block): Likewise.
5306 * postreload.c (reload_cse_regs_1): New variable next. Make sure
5307 that the for loop does not invoke NEXT_INSN on a deleted insn.
5308 * function.c (instantiate_virtual_regs): Likewise.
5309 * lower-subreg.c (remove_retval_note): Likewise.
5310 (decompose_multiword_subregs): Use FOR_BB_INSNS_SAFE instead of
5312 * emit-rtl.c (remove_insn): Set NEXT_INSN and PREV_INSN to NULL on
5314 * cfgrtl.c (delete_insn): Set JUMP_LABEL to NULL on a deleted
5315 insn, if it's a jump.
5316 (try_redirect_by_replacing_jump): New variable jump_p. Call
5317 tablejump_p before delete_insn_chain.
5318 * reload1.c (reload): New variable next. Make sure that the for
5319 loop does not invoke NEXT_INSN on a deleted insn.
5320 (fixup_eh_region_note): Make the loop terminate if i becomes NULL.
5321 (delete_output_reload): New variable prev. Make sure the the for
5322 loops do not invoke PREV_INSN on a deleted insn.
5324 2007-09-06 Zdenek Dvorak <ook@ucw.cz>
5326 * cgraphbuild.c (rebuild_cgraph_edges): Export.
5327 * cgraph.h (rebuild_cgraph_edges): Declare.
5328 * tree-pass.h (pass_expand_omp_ssa): New.
5329 * omp-low.c (find_omp_clause): Export.
5330 (copy_var_decl): Split from omp_copy_decl_2.
5331 (build_omp_barrier): Return the call to emit instead of emitting
5333 (lower_rec_input_clauses, expand_omp_single): Gimplify the result of
5335 (extract_omp_for_data, expand_parallel_call, expand_omp_parallel,
5336 expand_omp_for_generic, expand_omp_for_static_nochunk,
5337 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
5338 Adapted to work on SSA form.
5339 (execute_expand_omp): Do not invalidate dominance information.
5340 (gate_expand_omp): Do not run with -fopenmp-ssa flag.
5341 (gate_expand_omp_ssa, pass_expand_omp_ssa): New.
5342 * gimplify.c (gimplify_omp_for): Ensure that the control variable is
5344 (force_gimple_operand): Allow gimplifying code expressions without
5346 * tree-predcom.c (mark_virtual_ops_for_renaming): Handle phi nodes.
5347 * common.opt (fopenmp-ssa): New.
5348 * tree-flow.h (find_omp_clause, copy_var_decl): Declare.
5349 * Makefile.in (tree-cfg.o): Add TREE_INLINE_H dependency.
5350 * tree-cfg.c: Include tree-inline.h.
5351 (struct move_stmt_d): Replace vars_to_remove by vars_map field.
5352 (replace_by_duplicate_decl, replace_ssa_name,
5353 mark_virtual_ops_in_region): New functions.
5354 (move_stmt_r, move_block_to_fn, move_sese_region_to_fn): Adapted
5355 to work on SSA form.
5356 * passes.c (init_optimization_passes): Add pass_expand_omp_ssa pass.
5357 * tree-ssa-operands.c (get_expr_operands): Handle operands of OMP
5360 2007-09-06 Laurynas Biveinis <laurynas.biveinis@gmail.com>
5362 * tree-loop-linear.c: Include obstack.h.
5363 (linear_transform_loops): New obstack lambda_obstack.
5364 Initialize it, pass it to gcc_loopnest_to_lambda_loopnest,
5365 lambda_loopnest_transform, lambda_loopnest_to_gcc_loopnest calls
5366 and free afterwards.
5367 * lambda.h (struct obstack): New forward declaration.
5368 (lambda_linear_expression_new): New parameter of type struct
5370 (lambda_loopnest_new): Likewise.
5371 (lambda_loopnest_transform): Likewise.
5372 (lambda_body_vector_new): Likewise.
5373 (lambda_body_vector_compute_new): Likewise.
5374 (gcc_loopnest_to_lambda_loopnest): Likewise.
5375 (lambda_loopnest_to_gcc_loopnest): Likewise.
5376 * lambda-code.c: Include obstack.h.
5377 (lambda_lattice_new): New parameter lambda_obstack. Use it for
5379 (lambda_body_vector_new): Likewise.
5380 (lambda_linear_expression_new): Likewise.
5381 (lambda_lattice_new): Likewise.
5382 (lambda_loopnest_new): Likewise. Additionally use obstack to
5383 allocate LN_LOOPS(ret).
5384 (lambda_lattice_compute_base): New parameter lambda_obstack. Pass
5385 it to lambda_lattice_new.
5386 (lambda_body_vector_compute_new): New parameter lambda_obstack.
5387 Pass it to lambda_body_vector_new.
5388 (lambda_lattice_compute_base): New paramater lambda_obstack. Pass
5389 it to lambda_lattice_new.
5390 (compute_nest_using_fourier_motzkin): New parameter lambda_obstack.
5391 Pass it to lambda_loopnest_new, lambda_linear_expression_new.
5392 (lambda_compute_target_space): Likewise.
5393 (lambda_compute_auxillary_space): New parameter lambda_obstack.
5394 Pass it to lambda_lattice_compute_base and
5395 compute_nest_using_fourieer_motzkin.
5396 (lambda_loopnest_transform): New parameter lambda_obstack. Pass
5397 it to lambda_lattice_compute_base, lambda_lattice_auxillary_space
5398 and lambda_lattice_compute_target_space.
5399 (gcc_tree_to_linear_expression): Nex parameter lambda_obstack.
5400 Pass it to lambda_linear_expression_new.
5401 (gcc_loop_to_lambda_loop): New parameter lambda_obstack. Pass it
5402 to gcc_tree_to_linear_expression.
5403 (gcc_loopnest_to_lambda_loopnest): New parameter lambda_obstack.
5404 Pass it to gcc_loop_to_lambda_loop and lambda_loopnest_new.
5405 (lambda_loopnest_to_gcc_loopnest): New parameter lambda_obstack.
5406 Pass it to lambda_body_vector_new and
5407 lambda_body_vector_compute_new.
5408 * Makefile.in (tree-loop-linear.o): Add $(OBSTACK_H) dependency.
5409 (lambda-code.o): Likewise.
5411 2007-09-06 Chao-ying Fu <fu@mips.com>
5413 * ginclude/stdfix.h: New file.
5414 * Makefile.in (USER_H): Add $(srcdir)/ginclude/stdfix.h.
5415 (convert.o): Add dependence on fixed-value.h.
5416 * c-convert.c (convert): Support FIXED_POINT_TYPE.
5417 * c-cppbuiltin.c (builtin_define_fixed_point_constants): New function
5418 to define fixed-point constants.
5419 (c_cpp_builtins): Define fixed-point constants.
5420 * convert.c (fixed-value.h): New include.
5421 (convert_to_real): Update comment to include fixed-point.
5422 Support FIXED_POINT_TYPE.
5423 (convert_to_integer): Update comment to include fixed-point.
5424 Support FIXED_POINT_TYPE.
5425 (convert_to_complex): Support FIXED_POINT_TYPE.
5426 (convert_to_fixed): New function.
5427 * convert.h (convert_to_fixed): Declare.
5428 * genopinit.c: Add comment about $Q for only fixed-point modes.
5429 (optabs): Add fract_optab, fractuns_optab, satfract_optab,
5430 satfractuns_optab, add_optab, ssadd_optab, usadd_optab, sub_optab,
5431 sssub_optab, ussub_optab, smul_optab, ssmul_optab, usmul_optab,
5432 ssmadd_widen_optab, usmadd_widen_optab, ssdiv_optab, udiv_optab,
5433 usdiv_optab, ssashl_optab, usashl_optab, neg_optab, ssneg_optab,
5434 usneg_optab for fixed-point modes.
5435 (gen_insn): Add force_fixed to track the $Q format for all fixed-point
5437 * optabs.c (optab_for_tree_code): For *DIV_EXPR, LSHIFT_EXPR,
5438 PLUS_EXPR, MINUS_EXPR, MULT_EXPR, NEGATE_EXPR, return signed or
5439 unsigned saturation optabs, when type is saturating.
5440 (shift_optab_p): Return true for SS_ASHIFT or US_ASHIFT.
5441 (expand_fixed_convert): New function.
5442 (gen_fixed_libfunc, gen_signed_fixed_libfunc,
5443 gen_unsigned_fixed_libfunc, gen_int_fp_fixed_libfunc,
5444 gen_int_fp_signed_fixed_libfunc, gen_int_fixed_libfunc,
5445 gen_int_signed_fixed_libfunc, gen_int_unsigned_fixed_libfunc,
5446 gen_fract_conv_libfunc, gen_fractuns_conv_libfunc,
5447 gen_satfract_conv_libfunc, gen_satfractuns_conv_libfunc): New
5449 (init_optabs): Initialize ssadd_optab, usadd_optab, sssub_optab,
5450 ussub_optab, ssmul_optab, usmul_optab, ssmadd_widen_optab,
5451 usmadd_widen_optab, ssmsub_widen_optab, usmsub_widen_optab,
5452 ssdiv_optab, usdiv_optab, ssashl_optab, usashl_optab, ssneg_optab,
5453 usneg_optab, fract_optab, fractuns_optab, satfract_optab,
5455 Initialize fixed-point libraries, including add, ssadd, usadd, sub,
5456 sssub, ussub, mul, ssmul, usmul, div, ssdiv, udiv, usdiv, ashl,
5457 ssashl, usashl, ashr, lshr, neg, ssneg, usneg, cmp, fract, satfract,
5458 fractuns, satfractuns.
5459 * optabs.h (enum optab_index): Add OTI_ssadd, OTI_usadd, OTI_sssub,
5460 OTI_ussub, OTI_ssmul, OTI_usmul, OTI_ssdiv, OTI_usdiv, OTI_ssneg,
5461 OTI_usneg, OTI_ssashl, OTI_usashl, OTI_ssmadd_widen, OTI_usmadd_widen,
5462 OTI_ssmsub_widen, OTI_usmsub_widen.
5463 (ssadd_optab, usadd_optab, sssub_optab, ussub_optab, ssmul_optab,
5464 usmul_optab, ssdiv_optab, usdiv_optab, ssneg_optab, usneg_optab,
5465 ssashl_optab, usashl_optab, ssmadd_widen_optab, usmadd_widen_optab,
5466 umsub_widen_optab, usmsub_widen_optab): Define.
5467 (enum convert_optab_index): Add COI_fract, COI_fractuns, COI_satfract,
5469 (fract_optab, fractuns_optab, satfract_optab, satfractuns_optab):
5471 (expand_fixed_convert): Declare.
5472 * expr.c (convert_move): Support the move of fixed-point modes.
5473 (emit_move_insn_1): Handle fixed-point mode to move via integer.
5474 (categorize_ctor_elements_1): Handle FIXED_CST.
5475 (count_type_elements): Handle FIXED_POINT_TYPE.
5476 (expand_expr_real_1): For VECTOR_CST, check MODE_VECTOR_FRACT,
5477 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
5479 For PLUS_EXPR and MINUS_EXPR, support saturating and non-saturating
5480 multiply and add/subtract for fixed-point types.
5481 For MULT_EXPR, *DIV_EXPR, *SHIFT_EXPR, if the mode if a fixed-point
5482 mode, we jump to binop directly.
5483 Support FIXED_CONVERT_EXPR.
5484 (do_store_flag): Check FIXED_CST to put a constant second.
5485 (vector_mode_valid_p): Handle MODE_VECTOR_FRACT,
5486 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
5487 (const_vector_from_tree): Support FIXED_CST.
5488 * doc/extend.texi (Fixed-Point): New node.
5489 * doc/md.texi (ssadd, usadd, sssub, ussub, ssmul, usmul, ssdiv, usdiv,
5490 ssmadd, usmadd, ssmsub, usmsub, ssashl, usashl, ssneg, usneg, fract,
5491 satfract, fractuns, satfractuns): Document them.
5493 2007-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
5495 * config/bfin/bfin.h (PREFERRED_RELOAD_CLASS): Don't reload autoinc
5496 addresses into I registers.
5498 2007-09-06 Jan Hubicka <jh@suse.cz>
5499 Andreas Tobler <a.tobler@schweiz.org>
5501 * config/darwin.c (machopic_indirect_data_reference): Avoid invalid
5503 (machopic_legitimize_pic_address): Likewise.
5505 2007-09-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
5506 Jan Hubicka <jh@suse.cz>
5508 * config/spu/spu.md (floatsidf2): Use convert_optab_libfunc
5509 instead of ufloat_optab->handlers directly.
5510 (floatdidf2): Likewise.
5512 2007-09-06 Sandra Loosemore <sandra@codesourcery.com>
5514 * config/mips/mips.c: Include diagnostic.h.
5515 (mips_set_current_function): Check errorcount and sorrycount
5516 before generating RTL.
5518 2007-09-06 Richard Sandiford <richard@codesourcery.com>
5521 * config/mips/mips.c (mips_classify_symbolic_expression): New function.
5522 (mips_classify_address): Use it instead of mips_symbolic_constant_p.
5523 (print_operand_reloc): Likewise.
5525 2007-09-06 Janis Johnson <janis187@us.ibm.com>
5529 2007-09-06 Jan Hubicka <jh@suse.cz>
5531 * i386.c (ix86_expand_lround, ix86_expand_round): Update call of
5534 2007-09-06 Richard Sandiford <richard@codesourcery.com>
5536 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
5537 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
5539 2007-09-05 Janis Johnson <janis187@us.ibm.com>
5541 * optabs.c (expand_float): Convert unsigned integer as signed only
5542 if it provides sufficient accuracy; add mode argument to real_2expN.
5543 (expand_fix): Fix comment typos; extend binary float into mode
5544 wider than destination for converion to unsigned integer; add mode
5545 argument to real_2expN.
5546 * real.c (real_2expN): Add mode argument to special-case decimal
5548 * real.h (real_2expN): Ditto.
5549 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
5551 (fixed_from_string): Ditto.
5552 (fixed_to_decimal): Ditto.
5553 (fixed_convert_from_real): Ditto.
5554 (real_convert_from_fixed): Ditto.
5555 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
5556 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
5557 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
5558 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
5560 2007-09-06 Tom Tromey <tromey@redhat.com>
5562 * tree-cfg.c (remove_bb): Only warn if line is non-zero.
5563 * c-pch.c (c_common_read_pch): Restore current location after
5565 * tree.c (expand_location): Update.
5566 (expr_filename): Changed return type. Unified the two cases.
5567 (expr_lineno): Likewise.
5568 (annotate_with_file_line): Don't use EXPR_LINENO and EXPR_FILENAME
5570 * toplev.c (line_table): Changed type.
5571 (general_init): Update.
5572 (realloc_for_line_map): New function.
5573 (general_init): Allocate line_table using GC.
5574 * fix-header.c (line_table): Changed type.
5575 (read_scan_file): Update.
5576 (read_scan_file): Update.
5577 * c-ppoutput.c (maybe_print_line): Update.
5578 (print_line): Update.
5579 (cb_line_change): Update.
5580 (cb_define): Update.
5581 (pp_file_change): Update.
5582 * c-opts.c (c_common_init_options): Update.
5583 (finish_options): Update.
5584 (push_command_line_include): Update.
5585 * c-lex.c (cb_line_change): Update.
5586 (cb_def_pragma): Update.
5587 (cb_define): Update.
5589 (c_lex_with_flags): Use cpp_get_token_with_location.
5590 * input.h (line_table): Changed type.
5591 (location_from_locus): New macro.
5592 * tree.h (EXPR_FILENAME): No longer an lvalue.
5593 (EXPR_LINENO): Likewise.
5594 (expr_locus, set_expr_locus): Declare separately for
5595 USE_MAPPED_LOCATION.
5596 (expr_filename, expr_lineno): Changed return type.
5597 * gimplify.c (tree_to_gimple_tuple): Use SET_EXPR_LOCUS.
5598 * cfgexpand.c (expand_gimple_cond_expr): Use location_from_locus.
5599 (expand_gimple_basic_block): Likewise.
5600 * final.c (final_scan_insn): Use expanded_location.
5602 2007-09-06 Richard Guenther <rguenther@suse.de>
5604 PR tree-optimization/32586
5605 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
5606 folding if nothing changed.
5607 (simplify_unary_expression): New function. Do tree combining
5608 on conversion like codes.
5609 (try_to_simplify): Call it.
5610 * builtins.c (fold_builtin_cexp): Fold the built expressions.
5611 * fold-const.c (fold_unary): Test result of get_callee_fndecl().
5613 2007-09-06 Jan Hubicka <jh@suse.cz>
5616 * cse.c (fold_rtx): Avoid invalid sharing.
5618 2007-09-06 Richard Sandiford <richard@codesourcery.com>
5620 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
5621 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
5623 2007-09-06 Revital Eres <eres@il.ibm.com>
5625 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
5626 Fix offsettable memory reference for 750CL.
5628 2007-09-06 Pat Haugen <pthaugen@us.ibm.com>
5630 * reload.c (find_reloads_address_1): Try to preserve original
5631 base/index regclass of operands.
5632 * regrename.c (scan_rtx_address): Likewise.
5633 (replace_oldest_value_addr): Likewise.
5635 2007-09-06 Richard Guenther <rguenther@suse.de>
5637 PR tree-optimization/33302
5638 * domwalk.c (walk_dominator_tree): The exit block is
5639 interesting even if it is not reachable.
5641 2007-09-06 Richard Sandiford <richard@codesourcery.com>
5644 * optabs.c (avoid_expensive_constant): Do nothing if MODE is VOIDmode.
5646 2007-09-06 Basile Starynkevitch <basile@starynkevitch.net>
5648 * cfg.c (dump_bb_info, dump_edge_info): Added cfun test for
5651 2007-09-05 Ian Lance Taylor <iant@google.com>
5653 * tree-pretty-print.c (dump_decl_name): Cast LABEL_DECL_UID to int
5655 (dump_generic_node): Likewise.
5656 * print-rtl.c (print_decl_name): Likewise.
5657 * print-tree.c (print_node_brief): Likewise.
5658 (print_node): Likewise.
5659 * Makefile.in (RTL_BASE_H): Add alias.h.
5662 2007-09-06 Jesper Nilsson <jesper.nilsson@axis.com>
5664 * longlong.h [__CRIS_arch_version >= 8] (count_trailing_zeros):
5666 * config/cris/cris.md (ctzsi2, cris_swap_bits): Implemented.
5667 * config/cris/cris.h (CTZ_DEFINED_VALUE_AT_ZERO): Defined.
5669 2007-09-06 Jie Zhang <jie.zhang@analog.com>
5671 * config.gcc (tm_file): Add linux.h for bfin*-uclinux*.
5672 (tm_defines): Define UCLIBC_DEFAULT to 1.
5673 (extra_options): Add linux.opt.
5674 * config/bfin/linux.h (CPLUSPLUS_CPP_SPEC): Don't define.
5675 (CRT_CALL_STATIC_FUNCTION): Likewise.
5676 (NO_IMPLICIT_EXTERN_C): Likewise.
5677 (TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
5678 * config/bfin/elf.h (OBJECT_FORMAT_ELF): Don't define.
5679 * config/bfin/uclinux.h (CPLUSPLUS_CPP_SPEC): Don't define.
5680 (ENDFILE_SPEC): Don't define.
5681 (LIB_SPEC): Likewise.
5682 (CRT_CALL_STATIC_FUNCTION): Likewise.
5683 (NO_IMPLICIT_EXTERN_C): Likewise.
5684 (LINUX_TARGET_OS_CPP_BUILTINS): Likewise.
5685 (TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
5687 2007-09-06 Jan Hubicka <jh@suse.cz>
5689 * i386.c (ix86_expand_lround, ix86_expand_round): Update call of
5692 2007-09-06 Jan Hubicka <jh@suse.cz>
5694 * opts.c (common_handle_option): Enable inlining functions for
5697 2007-09-06 Jakub Jelinek <jakub@redhat.com>
5699 * builtin-attrs.def (ATTR_NONNULL_3): New.
5700 (DEF_FORMAT_ATTRIBUTE): Use just ATTR_NONNULL_##FA instead of
5701 ATTR_NOTHROW_NONNULL_##FA.
5702 (DEF_FORMAT_ATTRIBUTE_NOTHROW, DEF_FORMAT_ATTRIBUTE_BOTH): New macros.
5703 (ATTR_FORMAT_PRINTF_NOTHROW_2_0, ATTR_PRINTF_NOTHROW_2_3,
5704 ATTR_FORMAT_PRINTF_NOTHROW_3_0, ATTR_FORMAT_PRINTF_NOTHROW_3_4,
5705 ATTR_FORMAT_PRINTF_NOTHROW_4_0, ATTR_PRINTF_NOTHROW_4_5,
5706 ATTR_FORMAT_PRINTF_NOTHROW_5_0, ATTR_FORMAT_PRINTF_NOTHROW_5_6,
5707 ATTR_FORMAT_SCANF_NOTHROW_2_0, ATTR_FORMAT_SCANF_NOTHROW_2_3,
5708 ATTR_FORMAT_STRFTIME_NOTHROW_3_0, ATTR_FORMAT_STRFMON_NOTHROW_3_4):
5710 (ATTR_FORMAT_PRINTF_4_0, ATTR_PRINTF_4_5, ATTR_FORMAT_PRINTF_5_0,
5711 ATTR_FORMAT_PRINTF_5_6, ATTR_FORMAT_STRFTIME_3_0,
5712 ATTR_FORMAT_NOTHROW_3_4): Remove.
5713 * builtins.def (snprintf, sprintf, sscanf, vsnprintf, vsprintf,
5714 vsscanf, strfmon, strftime, __snprintf_chk, __sprintf_chk,
5715 __vsnprintf_chk, __vsprintf_chk): Use ATTR_FORMAT_*_NOTHROW_*
5716 instead of ATTR_FORMAT_*_*.
5718 2007-09-06 Hans-Peter Nilsson <hp@axis.com>
5720 * config/cris/cris.c (cris_emit_movem_store): Call copy_rtx on
5721 parts re-used for REG_FRAME_RELATED_EXPR.
5723 2007-09-05 Janis Johnson <janis187@us.ibm.com>
5725 * optabs.c (expand_float): Convert unsigned integer as signed only
5726 if it provides sufficient accuracy; add mode argument to real_2expN.
5727 (expand_fix): Fix comment typos; extend binary float into mode
5728 wider than destination for converion to unsigned integer; add mode
5729 argument to real_2expN.
5730 * real.c (real_2expN): Add mode argument to special-case decimal
5732 * real.h (real_2expN): Ditto.
5733 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
5735 (fixed_from_string): Ditto.
5736 (fixed_to_decimal): Ditto.
5737 (fixed_convert_from_real): Ditto.
5738 (real_convert_from_fixed): Ditto.
5739 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
5740 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
5741 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
5742 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
5744 2007-09-05 Ian Lance Taylor <iant@google.com>
5746 * init-regs.c (initialize_uninitialized_regs): Call
5747 emit_insn_before rather than add_insn_before.
5749 2007-09-05 Jakub Jelinek <jakub@redhat.com>
5751 * builtins.def (BUILT_IN_VA_ARG_PACK): New built-in.
5752 * tree.h (CALL_EXPR_VA_ARG_PACK): Define.
5753 * tree-inline.h (copy_body_data): Add call_expr field.
5754 * tree-inline.c (expand_call_inline): Initialize call_expr.
5755 (copy_bb): Append anonymous inline fn arguments to arguments
5756 when inlining a CALL_EXPR_VA_ARG_PACK call.
5757 * builtins.c (expand_builtin): Issue an error if
5758 BUILT_IN_VA_ARG_PACK is seen during expand.
5759 (fold_call_expr, fold_builtin_call_array): Don't fold
5760 CALL_EXPR_VA_ARG_PACK CALL_EXPRs or calls with
5761 __builtin_va_arg_pack () call as last argument.
5762 * gimplify.c (gimplify_call_expr): If last argument to a vararg
5763 function is __builtin_va_arg_pack (), decrease number of call
5764 arguments and instead set CALL_EXPR_VA_ARG_PACK on the CALL_EXPR.
5765 * expr.c (expand_expr_real_1): Issue an error if
5766 CALL_EXPR_VA_ARG_PACK CALL_EXPR is seen during expand.
5767 * tree-pretty-print.c (dump_generic_node): Handle printing
5768 CALL_EXPR_VA_ARG_PACK bit on CALL_EXPRs.
5769 * doc/extend.texi (__builtin_va_arg_pack): Document.
5771 2007-09-05 Adam Nemet <anemet@caviumnetworks.com>
5773 PR tree-optimization/21513
5774 * builtins.c (build_builtin_expect_predicate): New function.
5775 (fold_builtin_expect): Add argument for expected value.
5776 Distribute __builtin_expect over short-circuiting operations.
5777 Fold nested builtin_expects.
5778 (fold_builtin_2): Adjust call to fold_builtin_expect.
5780 2007-09-05 Rask Ingemann Lambertsen <rask@sygehus.dk>
5783 PR tree-optimization/13756
5784 * doc/invoke.texi (Options That Control Optimization): Document
5787 2007-09-05 Uros Bizjak <ubizjak@gmail.com>
5789 * gcc/config/i386/cpuid.h: New file.
5790 * gcc/config/i386/driver-i386.c: Include cpuid.h.
5791 (describe_cache): Shrink size and line strings to 100 bytes.
5792 (detect_caches_amd): Return "" for unsupported max_ext_level.
5793 Use __cpuid function.
5794 (detect_caches_intel): Return "" for unsupported max_level.
5795 Use __cpuid function.
5796 (host_detect_local_cpu): Change feature flag variables to
5797 unsigned int. Initialize only extended feature flag variables.
5798 Use __get_cpuid_max to determine max supported cpuid level.
5799 Use __cpuid function to determine supported features. Fix
5800 calculation of family id. Remove is_amd and check signature
5801 directly. Check for Geode signature. Handle family 4 id.
5802 [PROCESSOR_GENERIC32]: New default for unknown family id. Move
5803 cpu discovery code to lower part of the function.
5804 [PROCESSOR_PENTIUM, PROCESSOR_K6, PROCESSOR_ATHLON]: Do not tune
5805 for sub-architecture.
5806 [PROCESSOR_PENTIUMPRO]: Simplify cpu discovery code.
5807 [PROCESSOR_K8]: Add k8-sse3 architecture.
5808 [PROCESSOR_NOCONA]: Remove.
5809 [PROCESSOR_GENERIC64]: Ditto.
5810 * gcc/config/i386/x-i386 (driver-i386.o): Depend on cpuid.h.
5811 * gcc/config/i386/crtfastmath.c: Include cpuid.h. Use __get_cpuid
5812 to check for SSE and FXSAVE support.
5813 * gcc/config/i386/t-crtfm (crtfastmath.o): Depend on cpuid.h.
5814 Add -minline-all-stringops.
5815 * gcc/config.gcc (i[34567]86-*-*): Add cpuid.h to extra_headers.
5816 (x86_64-*-*): Ditto.
5818 2007-09-05 Jie Zhang <jie.zhang@analog.com>
5820 * config/bfin/linux-unwind.h: New file.
5821 * config/bfin/linux.h (MD_UNWIND_SUPPORT): Define.
5822 * config/bfin/uclinux.h (MD_UNWIND_SUPPORT): Define.
5824 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
5826 * Makefile.in (stmt.o): Add alloc-pool.h dependency.
5827 * stmt.c: Include alloc-pool.h.
5828 (struct case_node): Remove GTY marker.
5829 (add_case_node): New parameter case_node_pool. Use it for
5831 (expand_case): New allocation pool case_node_pool. Initialize it,
5832 pass to add_case_node and free it.
5834 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
5835 David Ung <davidu@mips.com>
5836 Nigel Stephens <nigel@mips.com>
5838 Add mips16/nomips16 function attributes and -mflip-mips16 option
5839 for testing mixed-mode compilation.
5841 * config/mips/mips.opt (mflip-mips16): New.
5843 * config/mips/mips.h (SYMBOL_FLAG_MIPS16_FUNC): Define.
5844 (SYMBOL_FLAG_MIPS16_FUNC_P): Define.
5846 * config/mips/mips.c (mips_base_target_flags): New.
5847 (mips_base_mips16): New.
5848 (mips_base_schedule_insns): New.
5849 (mips_base_reorder_blocks_and_partition): New.
5850 (mips_base_align_loops): New.
5851 (mips_base_align_jumps): New.
5852 (mips_base_align_functions): New.
5853 (mips16_flipper): New.
5854 (mips_attribute_table): Add "mips16" and "nomips16" entries.
5855 (TARGET_SET_CURRENT_FUNCTION): Define.
5856 (mips_mips16_type_p, mips_nomips16_type_p): New.
5857 (mips_comp_type_attributes): Check mips16/nomips16 attributes.
5858 (mips_function_ok_for_sibcall): Make it deal with functions with
5860 (mips_init_split_addresses): New, split out from override_options.
5861 (mips_init_relocs): New, split out from override_options.
5862 (was_mips16_p): New.
5863 (mips_set_mips16_mode): New, split out from override_options.
5864 (mips_set_current_function): New.
5865 (override_options): Add sorry for unsupported mips16/pic
5866 combination. Remove error for mips16/dsp combination. Save
5867 base option settings.
5868 (mips_file_start): Move mips16 mode setting output from here....
5869 (mips_output_function_prologue): ....to here.
5870 (mips_output_mi_thunk): Check for mips16 function.
5871 (build_mips16_function_stub): Don't set .mips16 here.
5872 (build_mips16_call_stub): Likewise.
5873 (mips_expand_builtin): Error in mips16 mode.
5874 (mips_use_mips16_mode_p): New.
5875 (mips_encode_section_info): Check for mips16 function, and set
5876 SYMBOL_REF_FLAGS accordingly.
5878 * doc/extend.texi (Function Attributes): Document new
5879 mips16/nomips16 attributes.
5880 * doc/invoke.texi (Option Summary): Add -mflip-mips16.
5881 (MIPS Options): Document -mflip-mips16.
5883 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
5885 * config/mips/mips.c (mips_legitimize_tls_address): Call sorry
5886 if we encounter TLS address in MIPS16 mode.
5887 (mips_legitimize_const_move): Check cannot_force_const_mem for
5888 the (const (plus symbol offset)) case; this forces invalid TLS
5889 address in MIPS16 mode to be caught by the above call to sorry.
5890 (override_options): Don't reset targetm.have_tls in MIPS16 mode,
5891 because that now enables emutls, which is not ABI compatible
5892 with native TLS in non-MIPS16 mode.
5894 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
5896 Add target hook invoked when cfun changes.
5898 * doc/tm.texi (TARGET_SET_CURRENT_FUNCTION): Document.
5899 * target.h (struct gcc_target): Add set_current_function.
5900 * target-def.h (TARGET_SET_CURRENT_FUNCTION): Define.
5901 (TARGET_INITIALIZER): Add initializer for set_current_function.
5902 * tree.h (push_struct_function): New.
5903 * tree-inline.h (push_cfun, pop_cfun): Move declarations to...
5905 (set_cfun): Declare.
5906 * tree-inline.c (cfun_stack, push_cfun, pop_cfun): Moved to...
5908 (push_function_context_to): Use allocate_struct_function
5909 to create null context, not init_dummy_function_start. Use set_cfun.
5910 (pop_function_context_from): Use set_cfun.
5911 (in_dummy_function): New.
5912 (invoke_set_current_function_hook): New.
5914 (push_cfun, pop_cfun): Use set_cfun.
5915 (push_struct_function): New.
5916 (allocate_struct_function): Call invoke_set_current_function_hook
5918 (prepare_function_start): Don't set cfun here. Remove unused
5919 argument; fix all callers.
5920 (init_dummy_function_start): Fiddle with in_dummy_function. Call
5921 push_struct_function.
5922 (init_function_start): Set cfun here.
5923 (expand_dummy_function_end): Fiddle with in_dummy_function. Pop cfun.
5924 * omp-low.c (create_omp_child_function): Use push_struct_function
5925 and pop_cfun to save/restore state.
5926 (expand_omp_parallel): Remove unused saved_cfun variable.
5927 * cgraphunit.c (ipa_passes): Use set_cfun.
5928 * gimple-low.c (record_vars_into): Use push_cfun/pop_cfun here.
5929 * dwarf2out.c (dwarf2out_abstract_function): Likewise.
5930 * matrix-reorg.c (transform_allocation_sites): Likewise.
5931 (matrix_reorg): Use set_cfun.
5932 * gimplify.c (gimplify_function_tree): Use push_cfun/pop_cfun here.
5933 * tree-optimize.c (tree_rest_of_compilation): Remove one redundant
5934 assignment to cfun; use set_cfun for the other.
5935 * tree-cfg.c (move_sese_region_to_fn): Use set_cfun.
5936 (dump_function_to_file): Use push_cfun/pop_cfun here.
5937 * c-decl.c (finish_function): Use set_cfun.
5939 2007-09-05 Kenneth Zadeck <zadeck@naturalbridge.com>
5941 * regrename.c (rerename_optimize): Use deferred rescanning and
5942 insert explicit calls to rescan insns when changed.
5944 2007-09-05 Jan Hubicka <jh@suse.cz>
5946 * optabs.c (libfunc_entry): Change optab to integer.
5947 (hash_libfunc, convert_optab_libfunc, optab_libfunc,
5948 set_optab_libfunc, set_conv_libfunc): Use optable indexes instead
5949 of pointers for hashing.
5951 2007-09-05 Jan Hubicka <jh@suse.cz>
5953 * regrename.c (pass_regrename, pass_cprop_hardreg): Add RTL sharing
5955 * fwprop.c (pass_rtl_fwprop, pass_rtl_fwprop_add): Likewise.
5956 * see.c (pass_see): Likewise.
5957 * tracer.c (pass_tracer): Likewise.
5958 * postreload-gcse.c (pass_gcse2): Likewise.
5959 * postreload.c (pass_postreload_cse): Likewise.
5960 * mode-switching.c (pass_mode_switching): Likewise.
5961 * modulo-sched.c (pass_sms): Likewise.
5962 * cse.c (cse_insn): Likewise.
5963 * web.c (pass_web): Likweise.
5964 * combine-stack-adj.c (pass_stack_adjustments): Likewise.
5965 * dce.c (pass_ud_rtl_dce, pass_fast_rtl_dce): Likewise.
5966 * loop-init.c (pass_rtl_loop_init): Likewise.
5967 (pass_rtl_loop_done, pass_rtl_move_loop_, pass_rtl_unswitch,
5968 pass_rtl_unroll_and, pass_rtl_doloop): Likewise.
5969 * global.c (pass_global_alloc): Likewise.
5970 * ifcvt.c (pass_rtl_ifcvt, pass_if_after_combine,
5971 pass_if_after_reload): Likewise.
5972 * reload.c (pass_peephole2, pass_split_for_shoren_branches): Likewise.
5973 * dse.c (pass_rtl_dse1, pass_rtl_dse2): Likewise.
5974 * regmove.c (pass_regmove): Likewise.
5975 * function.c (pass_thread_prologugues_epilogues): Likewise.
5976 * gcse.c (pass_gcse): Likewise.
5977 * rtl-factoring.c (pass_rtl_seqabstr): Likewise.
5978 * lower-subreg.c (pass_lower_subreg2): Likewise.
5979 * bt-load.c (pass_branch_target_load): Likewise.
5980 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
5981 * cfgcleanup.c (pass_jump, pass_jump2): Likewise.
5982 * combine.c (pass_combine): Likewise.
5983 * bb-reorder.c (pass_duplicate_comp, pass_reorder_blocks): Likewise.
5984 (pass_partition_blocks): Likewise.
5985 * var-tracking.c (pass_variable_track): Likewise.
5986 * reg-stack.c (pass_stack_regs_run): Likewise.
5987 * sched-rgn.c (pass_sched, pass_sched2): Likewise.
5988 * passes.c (pass_postreload): Likewise.
5989 (execute_function_todo): Add TODO_verify_rtl_sharing handling code.
5990 * tree-pass.h (TODO_verify_rtl_sharing): New.
5991 (TODO_update_ssa, TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
5992 TODO_update_ssa_only_virtuals, TODO_remove_unused_locals,
5993 TODO_set_props, TODO_df_finish, TODO_df_verify,
5994 TODO_mark_first_instance, TODO_rebuild_alias): Renumber.
5996 2007-09-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5998 * fold-const.c (all_ones_mask_p, sign_bit_p, simple_operand_p,
5999 fold_real_zero_addition_p, reorder_operands_p,
6000 div_if_zero_remainder, fold_undefer_overflow_warnings,
6001 int_binop_types_match_p, fold_convert_const_int_from_int,
6002 fold_convert_const_int_from_real,
6003 fold_convert_const_int_from_fixed,
6004 fold_convert_const_real_from_real,
6005 fold_convert_const_real_from_fixed,
6006 fold_convert_const_fixed_from_fixed,
6007 fold_convert_const_fixed_from_int,
6008 fold_convert_const_fixed_from_real, maybe_lvalue_p,
6009 fold_checksum_tree, fold_check_failed, print_fold_checksum,
6010 debug_fold_checksum, multiple_of_p): Constify.
6011 * tree-flow-inline.h (get_lineno): Likewise.
6012 * tree-flow.h (get_lineno): Likewise.
6013 * tree-object-size.c (compute_object_offset, addr_object_size,
6014 alloc_object_size, pass_through_call): Likewise.
6015 * tree-pretty-print.c (op_symbol, print_call_name,
6016 print_struct_decl, do_niy): Likewise.
6017 * tree.h (fold_undefer_overflow_warnings, multiple_of_p,
6018 debug_fold_checksum): Likewise.
6020 2007-09-04 Steven Bosscher <steven@gcc.gnu.org>
6023 * lower-subreg.c (resolve_clobber): If we remove a REG_LIBCALL
6024 note, remove the associated REG_RETVAL note.
6026 2007-09-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
6028 * config.gcc (powerpc*-*-*): Install
6029 spu2vmx.h, vec_types.h, and si2vmx.h headers.
6030 * config/rs6000/spu2vmx.h: New header.
6031 * config/rs6000/si2vmx.h: New header.
6032 * config/rs6000/vec_types.h: New header.
6034 2007-09-05 Ben Elliston <bje@au.ibm.com>
6036 * varasm.c (initializer_constant_valid_p): Fix comment typo.
6038 2007-09-05 Ben Elliston <bje@au.ibm.com>
6040 * config/rs6000/ppu_intrinsics.h (__ldarx): Use `Z' constraint,
6042 (__stdcx): Make asm volatile.
6043 (__stwcx, __stdcx): Return only 0 or 1.
6045 2007-09-05 Jan Hubicka <jh@suse.cz>
6049 2007-09-04 Jan Hubicka <jh@suse.cz>
6050 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
6052 2007-09-04 Richard Guenther <rguenther@suse.de>
6053 * tree-ssa-operands.c (add_virtual_operand): Only mark
6054 stores as has_volatile_ops if alias information is not available.
6056 2007-09-05 Jakub Jelinek <jakub@redhat.com>
6058 * config/rs6000/tramp.asm: Include config.h.
6059 Check __PIC__ or __pic__ macro instead of SHARED.
6061 PR rtl-optimization/32300
6062 * see.c (see_copy_insn): New function.
6063 (see_def_extension_not_merged, see_merge_one_use_extension,
6064 see_merge_one_def_extension): Use it. Avoid changing
6065 PREV_INSN/NEXT_INSN chains directly, insted emit insns
6066 into sequences. Call df_insn_delete on temporary insns
6067 that won't be emitted into the insn stream.
6068 (rest_of_handle_see): Turn off DF_DEFER_INSN_RESCAN
6069 and run df_process_deferred_rescans () before run_fast_dce.
6071 PR tree-optimization/33017
6072 * tree-data-ref.c (split_constant_offset) <case SSA_NAME>: Don't
6073 recurse for pure or const function calls.
6075 2007-09-04 Laurynas Biveinis <laurynas.biveinis@gmail.com>
6077 * c-format.c: Include alloc-pool.h.
6078 (check_format_info_main): New argument fwt_alloc. Use allocation
6079 pool instead of GC. Remove GC deallocation code.
6080 (check_format_arg): Create allocation pool, pass it to
6081 check_format_info_main and free it afterwards.
6082 * Makefile.in (c-format.o): Add alloc-pool.h dependency.
6084 2007-09-05 Ben Elliston <bje@au.ibm.com>
6086 * config/rs6000/ppu_intrinsics.h (__protected_stream_count):
6087 Rename count macro arugment for clarity.
6088 (__protected_unlimited_stream_set): Pass UG=1 to __dcbt_TH1000.
6089 (__protected_stream_set): Likewise, pass 0.
6091 2007-09-04 Jan Hubicka <jh@suse.cz>
6093 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
6095 2007-09-04 Jan Hubicka <jh@suse.cz>
6097 * invoke.texi (-finline-small-functions): Document.
6098 * ipa-inline.c (cgraph_default_inline_p): Do not use DECL_INLINE
6099 when deciding what is inlinable.
6100 (cgraph_decide_recursive_inlining): Handle flag_inline_functions.
6101 (cgraph_decide_inlining_of_small_function): Handle new flags.
6102 (cgraph_decide_inlining_incrementally): Likewise.
6103 * opts.c (decode_options): Enable flag_inline_small_functions at -O2
6104 * common.opt (finline-small-functions): New.
6105 * Makefile.in (build/gengtype.o-warn): Work around PR29478
6107 2007-09-04 Richard Guenther <rguenther@suse.de>
6109 * tree-ssa-operands.c (add_virtual_operand): Only mark
6110 stores as has_volatile_ops if alias information is not available.
6112 2007-09-04 Andrew Haley <aph@redhat.com>
6114 * config/arm/libgcc-bpabi.ver: Add _Unwind_Backtrace as GCC_4.3.0.
6116 2007-09-04 Andrew Haley <aph@redhat.com>
6118 * config/arm/libunwind.S (UNWIND_WRAPPER _Unwind_Backtrace): New.
6119 * config/arm/unwind-arm.h (__gnu_Unwind_Backtrace): New.
6120 * config/arm/unwind-arm.c (__gnu_Unwind_Backtrace): New.
6122 2007-09-04 Emmanuel Thome <Emmanuel.Thome@inria.fr>
6125 * common.opt: Mention ABI version 2 in comment.
6127 2007-09-04 Jan Hubicka <jh@suse.cz>
6129 * optabs.c (debug_optab_libfunc): Update; make available to gdb.
6130 (libfunc_entry): New structure.
6131 (libfunc_hash): New hashtable.
6132 (hash_libfunc): New function.
6133 (eq_libfunc): New function.
6134 (convert_optab_libfunc): New function.
6135 (optab_libfunc): New function.
6136 (expand_binop, sign_expand_binop, expand_twoval_binop_libfunc,
6137 expand_unop, prepare_cmp_insn, prepare_float_insn, gen_add2_insn,
6138 expand_float, expand_fix, new_optab, new_convert_optab):
6139 Update for new libfunc API.
6140 (init_libfunc, init_integral_libfuncs,
6141 init_floating_libfuncs, init_interclass_conv_libfuncs
6142 init_intraclass_conv_libfuncs): Remove; reorganize all logic to:
6143 (gen_libfunc, gen_int_libfunc, gen_fp_libfunc, gen_int_fp_libfunc,
6144 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
6145 gen_int_to_fp_conv_libfunc, gen_ufloat_conv_libfunc,
6146 gen_int_to_fp_nondecimal_conv_libfunc, gen_fp_to_int_conv_libfunc,
6147 gen_intraclass_conv_libfunc, gen_trunc_conv_libfunc,
6148 gen_extend_conv_libfunc): New.
6149 (init_one_libfunc): Revamp for hashtables.
6150 (set_conv_libfunc): Likewise.
6151 (init_optabs): Initialize hashtable; use lazy initialization where
6153 * optabs.h (optab_handlers): Move out of GGC.
6154 (optab, convert_optab): Move out of GGC; add lazy gen info.
6155 (code_to_optab, convert_optab_table, optab_table): Move out of GGC.
6156 (optab_libfunc, convert_optab_libfunc): New.
6157 * builtins.c (expand_builtin_powi): Update for new API.
6158 * expr.c (convert_move): Likewise.
6159 * expmed.c (expand_divmod): Likewise.
6161 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
6163 * config/rs6000/rs6000.c (rs6000_stack_info): Allocate space for the
6164 GOT pointer only if there is a constant pool. Use the allocated space
6167 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
6169 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Correct
6172 2007-09-04 Revital Eres <eres@il.ibm.com>
6173 Richard Guenther <rguenther@suse.de>
6174 R. Clint Whaley <whaley@cs.utsa.edu>
6176 * doc/invoke.texi (-fassociative-math, -freciprocal-math):
6178 * tree-tailcall.c (process_assignment): Use -fassociative-math
6179 when reodering operands of floating-point type.
6180 * fold-const.c (fold_comparison, fold_binary): Use
6181 -fassociative-math and -freciprocal-math instead of
6182 -funsafe-math-optimization flag.
6183 * toplev.h (set_unsafe_math_optimizations_flags): Declare function.
6184 * tree-ssa-math-opts.c (gate_cse_reciprocals): Use
6185 -freciprocal-math instead of -funsafe-math-optimizations.
6186 * opts.c (set_fast_math_flags): Set -freciprocal-math and
6187 -fassociative-math when -ffast-math is set.
6188 (set_unsafe_math_optimizations_flags): New Function
6189 to set -freciprocal-math and -fassociative-math when
6190 -funsafe-math-optimizations is set.
6191 (common_handle_option): Call it.
6192 * tree-vectorizer.c (vect_is_simple_reduction): Use
6193 -fassociative-math when doing reduction on floats.
6194 * loop-unroll.c (analyze_insn_to_expand_var): Use
6195 -fassociative-math when expanding an accumulator of type float.
6196 * simplify-rtx.c (simplify_binary_operation_1): Use
6197 -fassociative-math and -freciprocal-math when reordeing operands
6198 of floating-point type.
6199 * combine.c (combine_simplify_rtx): Likewise.
6200 * tree-ssa-reassoc.c (break_up_subtract_bb, reassociate_bb):
6202 * common.opt (-fassociative-math, -freciprocal-math): New flags.
6204 2007-09-04 Paolo Carlini <pcarlini@suse.de>
6207 * doc/install.texi (--enable-__cxa_atexit): Fix typo.
6209 2007-09-04 Jan Hubicka <jh@suse.cz>
6211 * regrename.c(copyprop_hardreg_forward_1): Unshare when doing copyprop.
6213 2007-09-04 Jan Hubicka <jh@suse.cz>
6215 * regrename.c (build_def_use): Don't share RTL between MATCH_OPERATOR
6216 and corresponding MATCH_DUP.
6218 2007-09-04 Uros Bizjak <ubizjak@gmail.com>
6221 * combine.c (subst): Do not try to simplify X if it represents load
6222 of FP constant from the constant pool via float extension.
6224 2007-09-04 Ben Elliston <bje@au.ibm.com>
6226 * c-opts.c: Include "tm_p.h".
6227 * Makefile.in (c-opts.o): Add $(TM_P_H) as a dependency.
6229 2007-09-04 Richard Guenther <rguenther@suse.de>
6231 PR tree-optimization/33291
6232 * tree-pretty-print.c (dump_generic_node): Dump all
6233 qualifiers for pointer types, not only first. Dump
6234 qualifiers for aggregate types as well.
6235 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Always
6236 use the canonical type for building ARRAY_REFs.
6237 * gimplify.c (canonicalize_addr_expr): Clean up. The
6238 correct validness check is compatibility of the pointer
6239 types. Always use the canonical type for building
6240 ARRAY_REFs and ADDR_EXPRs.
6241 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Revert
6242 change that disabled propagation of ADDR_EXPRs into statements
6245 2007-09-03 Zack Weinberg <zack@codesourcery.com>
6247 * config/arm/arm.md (mulsidi3, umulsidi3, mulsi3_highpart)
6248 (umulsi3_highpart): Make into expanders; existing insns are
6249 now named *[insn]_nov6. Add stars to existing [insn]_v6
6250 counterparts' names.
6252 2007-09-03 Daniel Jacobowitz <dan@codesourcery.com>
6254 * Makefile.in (DRIVER_DEFINES, gcc.o, gccspec.o, protoize.o)
6255 (unprotoize.o): Remove SHLIB_MULTILIB.
6257 2007-09-03 Eric Weddington <eweddington@cso.atmel.com>
6259 * doc/extend.texi: Document progmem attribute for AVR.
6261 2007-09-03 Anatoly Sokolov <aesok@post.ru>
6264 * config/avr/avr.h (TARGET_VTABLE_ENTRY_ALIGN): Define.
6266 2007-09-03 Zack Weinberg <zack@codesourcery.com>
6268 * optabs.c (expand_ffs): Initialize val and defined_at_zero
6271 * optabs.c: Remove unnecessary forward declarations.
6272 (expand_unop_direct): New, broken out of expand_unop.
6273 (expand_doubleword_clz): New.
6274 (expand_ctz): Move above expand_ffs. Use
6275 start_sequence, end_sequence, add_equal_note, and
6276 expand_unop_direct. Add more commentary.
6277 (expand_ffs): Try both ctz optab and expand_ctz.
6278 Generate a test and branch if the hardware doesn't give us
6279 a useful value for input zero. Style improvements similar to
6282 * config/arm/arm.md (ffssi2, ctzsi2): Delete.
6284 2007-09-03 Zack Weinberg <zack@codesourcery.com>
6286 * config.gcc: Delete stanza for arm-semi-aof and
6287 armel-semi-aof targets.
6288 * config/arm/arm-protos.h
6290 * config/arm/arm.h: Delete all #ifdef AOF_ASSEMBLER blocks;
6291 make all #ifndef AOF_ASSEMBLER blocks unconditional. Also
6292 delete aof_pic_label and remove mention of AOF in comments.
6293 * config/arm/arm.md: Delete patterns used only for AOF assembly.
6295 * config/arm/semiaof.h
6296 * config/arm/t-semi: Delete file.
6298 2007-09-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6300 * system.h (CONST_CAST2, CONST_CAST_TREE, CONST_CAST_RTX,
6301 CONST_CAST_BB): New macros for type-specific casts.
6302 (CONST_CAST): Add a TYPE parameter and define it in terms of
6305 * c-decl.c (c_make_fname_decl): Supply a TYPE for CONST_CAST.
6306 * c-lex.c (cb_ident, lex_string): Likewise,
6307 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise,
6308 * config/i386/i386.c (ix86_function_regparm,
6309 ix86_function_sseregparm): Use CONST_CAST_TREE.
6310 * config/mmix/mmix.c (mmix_encode_section_info): Supply a TYPE for
6312 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
6313 give_switch, set_multilib_dir): Likewise,
6314 * gengtype-parse.c (string_seq, typedef_name): Likewise,
6315 * gimple-low.c (block_may_fallthru): Use CONST_CAST_TREE.
6316 * jump.c (reversed_comparison_code_parts): Use CONST_CAST_RTX.
6317 * passes.c (execute_one_pass): Supply a TYPE for CONST_CAST.
6318 * prefix.c (update_path): Likewise,
6319 * pretty-print.c (pp_base_destroy_prefix): Likewise,
6320 * rtlanal.c (keep_with_call_p): Use CONST_CAST_RTX.
6321 * tree-cfg.c (tree_can_merge_blocks_p,
6322 tree_block_ends_with_condjump_p): Use CONST_CAST_BB.
6323 * tree-eh.c (lookup_stmt_eh_region_fn): USe CONST_CAST_TREE.
6324 * tree.c (build_string): Supply a TYPE for CONST_CAST.
6325 (attribute_list_contained): Use CONST_CAST_TREE.
6327 2007-09-03 Krister Walfridsson <cato@df.lth.se>
6329 * config/netbsd-elf.h (USE_LD_AS_NEEDED): Define.
6331 2007-09-03 Richard Sandiford <richard@codesourcery.com>
6334 * optabs.c (avoid_expensive_constant): Canonicalize CONST_INTs
6335 before forcing them into a register.
6337 2007-09-03 Richard Sandiford <richard@codesourcery.com>
6339 * config/mips/mips.md (fetchop_bit): Use define_code_iterator
6340 rather than define_code_macro.
6342 2007-09-03 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
6344 * gcc.c (xputenv): New function.
6345 (putenv_from_prefixes): Use xputenv instead of putenv.
6346 (process_command): Use xputenv instead of putenv.
6347 (set_collect_gcc_options): Use xputenv instead of putenv.
6348 (main): Use xputenv instead of putenv.
6350 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
6352 * config/cris/cris.h (TARGET_HAS_SWAP): Defined to describe
6353 availability of swap instruction.
6354 * config/cris/cris.md (bswapsi2): Implement using swap instruction.
6356 2007-09-03 Revital Eres <eres@il.ibm.com>
6358 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Update
6361 2007-09-03 Vladimir Yanovsky <yanov@il.ibm.com>
6362 Ayal Zaks <zaks@il.ibm.com>
6363 Revital Eres <eres@il.ibm.com>
6365 * modulo-sched.c (ps_insert_empty_row, verify_partial_schedule,
6366 compute_split_row): New functions.
6367 (ps_unschedule_node): Remove.
6368 (normalize_sched_times): Iterate over the already scheduled
6369 insns instead of the number of nodes.
6370 (MAX_SPLIT_NUM): New definition.
6371 (sms_schedule_by_order): Change the scheduling heuristic to
6372 avoid useless increases of initiation interval ii.
6373 (get_sched_window): Add dump printouts.
6375 2007-09-02 David Daney <ddaney@avtrex.com>
6377 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP, UNSPEC_SYNC_OLD_OP,
6378 UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE): New define_constants.
6379 (optab, insn): Add more attributes.
6380 (fetchop_bit): New code macro.
6381 (immediate_insn): New code macro attribute.
6382 (sync): Change condition to ISA_HAS_SYNC.
6383 (rdhwr): Change predicate for operand 0 to register_operand.
6384 (memory_barrier): New expand.
6385 (sync_compare_and_swap<mode>, sync_add<mode>, sync_sub<mode>,
6386 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
6387 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
6388 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
6389 sync_new_nand<mode>, sync_lock_test_and_set<mode>): New insns.
6390 * config/mips/mips.h (ISA_HAS_SYNC, ISA_HAS_LL_SC): New ISA predicates.
6391 (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP, MIPS_SYNC_OLD_OP,
6392 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
6393 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): New Macros.
6395 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
6396 Hans-Peter Nilsson <hp@axis.com>
6398 * config/cris/cris.h (TARGET_HAS_LZ, CLZ_DEFINED_VALUE_AT_ZERO):
6399 Defined to describe availability and behavior of CLZ.
6400 * config/cris/cris.md (clzsi2): Implement using lz instruction.
6401 * config/cris/cris.opt: Tweak comment for "-metrax4".
6402 * config/cris/arit.c (LZ): When defined, define as __builtin_clz.
6403 * longlong.h [__CRIS__ && __CRIS_arch_version >= 3]
6404 (count_leading_zeros): Define.
6406 2007-09-01 Laurynas Biveinis <laurynas.biveinis@gmail.com>
6408 * ggc-page.c (ggc_pch_read): Call validate_free_objects.
6410 2007-09-02 Joseph Myers <joseph@codesourcery.com>
6413 * c-decl.c (grokdeclarator): Apply qualifiers to type of parameter
6416 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
6418 * config/arm/arm.c, config/rs6000/ppu_intrinsics.h,
6419 config/spu/spu.c, df-scan.c, fixed-value.c, fold-const.c,
6420 ginclude/tgmath.h, haifa-sched.c, optabs.c, recog.c,
6421 sched-deps.c, sched-int.h, system.h, target.h,
6422 tree-ssa-live.c, tree-vect-transform.c, tree-vectorizer.c,
6423 tree.def: Fix comment typos.
6425 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
6427 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove.
6428 (override_options): Turn on -mstrict-align on non-ColdFire
6430 * config/m68k/m68k.h (BIGGEST_ALIGNMENT): Update a comment.
6432 2007-09-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6434 * c-common.c (const_strip_array_types): Delete.
6435 * c-common.h (const_strip_array_types): Likewise.
6436 * emit-rtl.c (const_next_insn, const_previous_insn,
6437 const_next_nonnote_insn, const_prev_nonnote_insn,
6438 const_next_real_insn, const_prev_real_insn,
6439 const_next_active_insn, const_prev_active_insn, const_next_label,
6440 const_prev_label): Delete.
6441 * gimple-low.c (block_may_fallthru): Use expr_last.
6442 * jump.c (reversed_comparison_code_parts): Use prev_nonnote_insn.
6443 * rtl.h (const_previous_insn, const_next_insn,
6444 const_prev_nonnote_insn, const_next_nonnote_insn,
6445 const_prev_real_insn, const_next_real_insn,
6446 const_prev_active_insn, const_next_active_insn, const_prev_label,
6447 const_next_label): Delete.
6448 * rtlanal.c (keep_with_call_p): Use next_nonnote_insn.
6449 * system.h (CONST_CAST): Update comment.
6450 * tree-cfg.c (tree_can_merge_blocks_p): Use last_stmt.
6451 (const_first_stmt, const_last_stmt): Delete.
6452 (tree_block_ends_with_condjump_p): Use last_stmt.
6453 * tree-flow.h (const_first_stmt, const_last_stmt): Delete.
6454 * tree-iterator.c (const_expr_first, const_expr_last,
6455 const_expr_only): Delete.
6456 * tree.c (const_lookup_attribute): Likewise.
6457 (attribute_list_contained): Use lookup_attribute.
6458 * tree.h (const_lookup_attribute, const_expr_first,
6459 const_expr_last, const_expr_only): Delete.
6461 2007-09-01 Richard Guenther <rguenther@suse.de>
6463 * tree-ssa-alias.c (create_name_tags): Use TYPE_VOLATILE
6464 instead of TREE_THIS_VOLATILE.
6465 * tree-ssa-operands.c (add_virtual_operand): Do not set
6466 has_volatile_ops. Do not check s_ann for NULL.
6467 (get_indirect_ref_operands): Likewise.
6468 (get_expr_operands): Likewise. For all reference trees
6469 set has_volatile_ops based on TREE_THIS_VOLATILE. Also
6470 check base of reference for TREE_THIS_VOLATILE.
6472 2007-09-01 Richard Guenther <rguenther@suse.de>
6474 * tree-cfg.c (verify_gimple_expr): Fix check for conversions
6475 between integral types. Also allow conversions between
6478 2007-08-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
6480 * optabs.c (prepare_float_lib_cmp): Use
6481 libgcc_cmp_return_mode instead of word_mode.
6482 * config/dfp-bit.h: Likewise.
6483 * config/fp-bit.h: Likewise.
6484 * config/spu/spu.c (spu_libgcc_cmp_return_mode):
6486 (spu_libgcc_shift_count_mode): New function.
6487 (TARGET_LIBGCC_CMP_RETURN_MODE): Define.
6488 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Define.
6490 2007-08-31 Joseph Myers <joseph@codesourcery.com>
6492 * tree-pretty-print.c: Include output.h.
6493 (dump_decl_name, dump_generic_node): Use %wd with pp_printf, not
6494 HOST_WIDE_INT_PRINT_DEC.
6495 * Makefile.in (tree-pretty-print.o): Add dependency on output.h.
6497 2007-08-31 Zdenek Dvorak <ook@ucw.cz>
6499 PR rtl-optimization/33224
6500 * loop-iv.c (latch_dominating_def): Check that the definition belongs
6501 to the analysed region.
6503 2007-08-31 Richard Guenther <rguenther@suse.de>
6505 * function.c (allocate_struct_function): Do not set
6506 current_function_returns_pointer.
6507 * function.h (struct var_refs_queue): Remove.
6508 (struct simple_obstack_stack): Likewise.
6509 (struct function): Remove fixup_var_refs_queue member.
6510 Remove returns_pointer flag.
6511 (current_function_returns_pointer): Remove define.
6513 2007-08-31 Nick Clifton <nickc@redhat.com>
6515 * tree-ssa-coalesce.c (compare_pairs): Use the elements as
6516 secondary keys in order to obtain a stable sort.
6518 2007-08-31 Nick Clifton <nickc@redhat.com>
6521 * config/m32r/constraints.md: Add W constraint for integer zero.
6522 * config/m32r/m32r.md (get_pc): Use W and i constraints.
6523 Fix length calculation by using alternatives.
6525 2007-08-31 Richard Sandiford <richard@codesourcery.com>
6527 * optabs.c (shift_optab_p, commutative_optab_p): New functions,
6528 split out from expand_binop.
6529 (avoid_expensive_constant): New function.
6530 (expand_binop_directly): Remove commutative_op argument and
6531 (expand_binop_directly): Remove commutative_op argument and
6532 call cummutative_optab_p instead. Do not change op0 or op1
6533 when swapping xop0 and xop1. Apply avoid_expensive_constant
6534 to each argument after potential swapping. Enforce the
6535 canonical order of commutative operands.
6536 (expand_binop): Use shift_optab_p and commutative_optab_p.
6537 Update the calls to expand_binop_directly. Only force constants
6538 into registers when widening an operation. Only swap operands
6539 once a direct expansion has been rejected.
6540 (expand_twoval_binop): Only force constants into registers when
6541 using a direct expansion.
6543 2007-08-31 Maxim Kuvyrkov <maxim@codesourcery.com>
6545 * sched-deps.c (update_dep): Mark arguments with ATTRIBUTE_UNUSED.
6546 (sched_analyze_insn): Don't postprocess speculative dependencies when
6547 target has no scheduling.
6548 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Fix
6549 'uninitialized' warning.
6551 2007-08-31 Richard Guenther <rguenther@suse.de>
6553 * tree.c (build_complex_type): Always set TYPE_NAME for
6556 2007-08-31 Olivier Hainque <hainque@adacore.com>
6558 * config/rs6000/xcoff.h (XCOFF_CSECT_DEFAULT_ALIGNMENT_STR): New
6559 internal macro. Default alignment factor for csect directives, chosen
6560 to match what BIGGEST_ALIGNMENT allows.
6561 (DATA_SECTION_ASM_OP): Use it.
6562 * config/rs6000/rs6000.c
6563 (rs6000_xcoff_output_readonly_section_asm_op):
6564 Use XCOFF_CSECT_DEFAULT_ALIGNMENT_STR.
6565 (rs6000_xcoff_output_readwrite_section_asm_op): Likewise.
6567 2007-08-31 Olivier Hainque <hainque@adacore.com>
6569 * dbxout.c (dbxout_block): Move declaration within the first
6570 #if defined (DBX_DEBUGGING_INFO) block. Rearrange another such
6571 block to include the definition, together with the associated
6574 2007-08-31 David Edelsohn <edelsohn@gnu.org>
6575 Revital Eres <eres@il.ibm.com>
6577 * doc/invoke.texi (-mpaired): Document flag.
6578 * config.gcc: Include paired.h in powerpc extra_headers and
6579 750cl.h in powerpc-*-linux*paired*.
6580 * config/rs6000/rs6000.opt (-mpaired): New flag.
6581 * config/rs6000/rs6000.c (paired_init_builtins,
6582 paired_expand_builtin, paired_expand_lv_builtin,
6583 paired_expand_stv_builtin, paired_expand_predicate_builtin):
6584 New functions to support the paired single builtin functions.
6585 (rs6000_hard_regno_mode_ok): Handle PAIRED_VECTOR_MODE.
6586 (def_builtin, bdesc_3arg, bdesc_2arg, bdesc_1arg): Add paired
6588 (bdesc_paired_preds): New structure for paired predicate
6590 (rs6000_expand_builtin): Expand paired single builtins.
6591 (rs6000_init_builtins): Init paired single builtins.
6592 (rs6000_common_init_builtins): Add v2sf_ftype_v2sf_v2sf_v2sf.
6593 Rename v2sf_ftype_v2sf_v2sf to v2sf_ftype_v2sf_v2sf_spe
6594 and v2sf_ftype_v2sf_spe to v2sf_ftype_v2sf. Add new types
6595 v2sf_ftype_v2sf_v2sf and v2sf_ftype_v2sf.
6596 (rs6000_vector_mode_supported_p): Support paired vector mode.
6597 * config/rs6000/rs6000.h: (UNITS_PER_PAIRED_WORD,
6598 PAIRED_VECTOR_MODE, PAIRED_SIMD_REGNO_P, TARGET_PAIRED_FLOAT):
6600 (LOCAL_ALIGNMENT): Handle PAIRED_VECTOR_MODE.
6601 (DATA_ALIGNMENT): Likewise.
6602 (UNITS_PER_SIMD_WORD): Handle PAIRED_VECTOR_MODE.
6603 (rs6000_builtins): Add PAIRED builtins.
6604 * config/rs6000/rs6000.md: Include paired.md.
6605 * config/rs6000/paired.h: New.
6606 * config/rs6000/paired.md: New.
6607 * config/rs6000/750cl.h: New.
6608 * config/rs6000/spe.md: Recognize movv2sf instruction for 750cl.
6610 2007-08-30 Ollie Wild <aaw@google.com>
6612 * c-opts.c (c_common_handle_option): Support -fno-directives-only.
6613 * gcc.c (default_compilers): Add -fno-directives-only to
6614 @assembler-with-cpp.
6616 2007-08-30 Sandra Loosemore <sandra@codesourcery.com>
6620 * regclass.c (initial_fixed_regs): Revert previous change and make
6622 (initial_call_used_regs): Likewise.
6623 (initial_call_really_used_regs): Delete, reverting previous addition.
6624 (initial_reg_names): Likewise.
6625 (init_reg_sets): Revert previous change.
6626 (saved_fixed_regs): New.
6627 (saved_call_used_regs): New.
6628 (saved_call_really_used_regs): New.
6629 (saved_reg_names): New.
6630 (save_register_info): New.
6631 (restore_register_info): New.
6632 (init_reg_sets_1): Replace reset of register info with call to
6633 restore_register_info.
6634 * rtl.h (save_register_info): Declare.
6635 * toplev.c (backend_init): Call save_register_info.
6637 2007-08-30 Laurynas Biveinis <laurynas.biveinis@gmail.com>
6639 * tree-ssa-propagate.c (set_rhs): Remove the copied annotation
6640 from the original statement.
6642 2007-08-30 Chao-ying Fu <fu@mips.com>
6644 * c-lex.c (interpret_fixed): Declare.
6645 (interpret_float): Process _Fract and _Accum.
6646 (interpret_fixed): New function.
6647 * final.c (output_addr_const): Process CONST_FIXED.
6648 * simplify-rtx.c (simplify_const_unary_operation): Handle US_NEG.
6649 (simplify_binary_operation_1): Handle US_ASHIFT, SS_MULT, US_MULT,
6651 (simplify_const_binary_operation): Handle SS_MULT, US_MULT, SS_DIV,
6653 (simplify_immed_subreg): Support CONST_FIXED.
6654 Process MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
6655 (simplify_subreg): Support CONST_FIXED.
6657 2007-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
6659 * config/rs6000/ppu_intrinsics.h: New file.
6660 * config.gcc (powerpc*-*-* <extra_headers>): Install
6663 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
6665 * cfg.c (dump_flow_info): Change to also print entry and exit
6667 * print-rtl.c (print_rtl_single): Allow to print rtl with
6670 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
6672 * df-core.h (df_dump_region): New function.
6673 * df.h (df_dump_region): New function.
6674 * loop-invariant.c (find_defs): Add call to df_dump_region.
6675 * loop-iv.c (iv_analysis_loop_init): Changed call from df_dump to
6678 2007-08-30 Jakub Jelinek <jakub@redhat.com>
6681 * config/rs6000/rs6000.c (rs6000_elf_in_small_data_p): Return
6682 true if any of the compare_section_name calls returned true,
6683 rather than if any returned false.
6685 2007-08-30 Richard Guenther <rguenther@suse.de>
6687 PR tree-optimization/33199
6688 * tree-ssa-structalias.c (handle_lhs_call): New function.
6689 (find_func_aliases): In non-IPA mode make sure that for
6690 calls that return a pointer we add a constraint for the
6691 result to point to anything.
6693 2007-08-30 Richard Guenther <rguenther@suse.de>
6695 * doc/invoke.texi (-mveclibabi): Document new target option.
6696 * config/i386/i386.opt (-mveclibabi): New target option.
6697 * config/i386/i386.c (ix86_veclib_handler): Handler for
6698 vectorization library support.
6699 (override_options): Handle the -mveclibabi option, initialize
6700 the vectorization library handler.
6701 (ix86_builtin_vectorized_function): As fallback call the
6702 vectorization library handler, if set.
6703 (ix86_veclibabi_acml): New static function for ACML ABI style
6704 vectorization support.
6706 2007-08-30 Jakub Jelinek <jakub@redhat.com>
6708 * config/rs6000/rs6000.c (rs6000_emit_sync): For QI or HI mode
6709 used_m, even if it is 32-bit aligned, adjust used_m MEM to have
6710 SImode and update m. Don't run gen_lowpart_common on arbitrary
6711 memory address, force it to register first.
6714 * dce.c (dce_process_block): Don't delete setters of
6715 artificially used registers.
6717 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6719 * config/s390/s390.md ("*add<mode>3_alc_carry1_cc",
6720 "*add<mode>3_alc_carry1_cconly", "*add<mode>3_alc_carry2_cc",
6721 "*add<mode>3_alc_carry2_cconly"): New insn definitions.
6723 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6725 * config/s390/s390.c (s390_expand_addcc): Emit canonical alc
6727 * config/s390/s390.md ("*add<mode>3_alc_cc", "*add<mode>3_alc",
6728 "addti3", "*adddi3_31z", "*scond<mode>"): Make alc pattern canonical.
6730 2007-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6732 * system.h: Activate -Wcast-qual as warning-only.
6734 2007-08-29 Paolo Bonzini <bonzini@gnu.org>
6737 * config/rs6000/rs6000.c (compare_section_name): New function.
6738 (rs6000_elf_in_small_data_p): Compare section prefixes instead
6741 2007-08-29 Olivier Hainque <hainque@adacore.com>
6743 * xcoffout.c: #include debug.h.
6744 * Makefile.in (xcoffout.o): Add debug.h dependency.
6746 2007-08-29 Uros Bizjak <ubizjak@gmail.com>
6748 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
6749 Change CONST_VECTOR_ELT to XVECEXP in elem calculation.
6751 2007-08-29 Richard Guenther <rguenther@suse.de>
6753 * tree-pretty-print.c (dump_generic_node): Print
6754 label DECL_UID as D.%u.
6755 * tree-dfa.c (dump_variable): Print DECL_UID as D.%u.
6757 2007-08-29 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
6759 * gcc/builtin-types.def (BT_FN_PTR_PTR_SIZE): New type.
6760 * gcc/builtins.def (BUILT_IN_REALLOC): New builtin.
6762 2007-08-29 Douglas Gregor <doug.gregor@gmail.com>
6765 * tree.c (build_type_attribute_qual_variant): Set canonical types
6766 on the final, unqualified attribute variant before building the
6769 2007-08-29 Jie Zhang <jie.zhang@analog.com>
6771 * config/bfin/bfin.c (bfin_expand_builtin): Fix the argument
6772 order of __builtin_bfin_cmplx_mac and __builtin_bfin_cmplx_msu.
6774 2007-08-29 Jie Zhang <jie.zhang@analog.com>
6777 2007-08-29 Jie Zhang <jie.zhang@analog.com>
6778 * config/bfin/bfin.md (composev2hi): Put operands into vector
6781 2007-08-29 Jie Zhang <jie.zhang@analog.com>
6783 * config/bfin/bfin.md (composev2hi): Put operands into vector
6786 2007-08-29 Jie Zhang <jie.zhang@analog.com>
6788 * config/bfin/bfin.c (bfin_expand_call): Inline PLT with l1_text
6789 attribute when appropriate.
6790 (bfin_handle_l1_text_attribute): New.
6791 (bfin_handle_l1_data_attribute): New.
6792 (bfin_attribute_table): Add attributes: l1_text, l1_data,
6793 l1_data_A and l1_data_B.
6794 * doc/extend.texi (node Function Attributes): Document l1_text
6796 (Variable Attributes): Add Blackfin subsection. Document l1_data,
6797 l1_data_A and l1_data_B variable attributes.
6799 2007-08-28 Jie Zhang <jie.zhang@analog.com>
6801 * config/bfin/bfin.opt (minline-plt): Add.
6802 * config/bfin/bfin.c (bfin_expand_call): Inline PLT when emit
6803 call to global functions.
6804 * doc/invoke.texi (Option Summary): Mention -minline-plt.
6805 (Blackfin Options): Document -minline-plt.
6807 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
6809 * config/m68k/m68k.c (m68k_get_function_kind): Assert we're never
6810 given a non-function.
6811 (m68k_ok_for_sibcall_p): Only sibcall functions of the same kind.
6813 2007-08-28 DJ Delorie <dj@redhat.com>
6815 * config/sh/sh.c (sh_gimplify_va_arg_expr): Fix sh2a support.
6817 2007-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6819 * system.h (CONST_CAST): Avoid union for gcc-4.0.x.
6821 2007-08-28 Richard Guenther <rguenther@suse.de>
6823 * tree.h (struct tree_function_decl): Increase size of
6824 function_code bitfield.
6826 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
6827 Kazu Hirata <kazu@codesourcery.com>
6829 * gcc/config/m68k/linux.h
6830 (M68K_HONOR_TARGET_STRICT_ALIGNMENT): Redefine as 0.
6831 * config/m68k/m68k.c (TARGET_RETURN_IN_MEMORY): New.
6832 (m68k_return_in_memory): New.
6833 * gcc/config/m68k/m68k.h (M68K_HONOR_TARGET_STRICT_ALIGNMENT):
6836 2007-08-28 Uros Bizjak <ubizjak@gmail.com>
6839 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
6840 Simplify nested VEC_SELECT (with optional VEC_CONCAT operator as
6841 operand) when top VEC_SELECT extracts scalar element.
6842 * config/i386/sse.md (*vec_extract_v4si_mem): New pattern.
6843 (*vec_extract_v4sf_mem): Ditto.
6845 2007-08-28 Jakub Jelinek <jakub@redhat.com>
6848 * passes.c (init_optimization_passes): Move pass_df_finish
6849 after pass_postreload sublist.
6851 PR rtl-optimization/33148
6852 * simplify-rtx.c (simplify_unary_operation_1): Only optimize
6853 (neg (lt X 0)) if X has scalar int mode.
6856 * dwarf2out.c (rtl_for_decl_init): If vector decl has CONSTRUCTOR
6857 initializer, use build_vector_from_ctor if possible to create
6858 VECTOR_CST out of it. If vector initializer is not VECTOR_CST
6859 even after this, return NULL.
6861 2007-08-28 Gabriel Dos Reis <gdr@integrable-solutions.net>
6863 * c-pretty-print.c (pp_c_constant): Handle COMPLEX_CST.
6865 2007-08-28 Richard Guenther <rguenther@suse.de>
6867 * tree.h (DECL_DISREGARD_INLINE_LIMITS): New.
6868 (struct tree_function_decl): Make function_code a bitfield.
6869 Add disregard_inline_limits flag.
6870 * cgraphunit.c (cgraph_process_new_functions): Check
6871 DECL_DISREGARD_INLINE_LIMITS instead of disregard_inline_limits_p.
6872 (cgraph_preserve_function_body_p): Likewise.
6873 * ipa-inline.c (compute_inline_parameters): Likewise.
6874 * c-decl.c (finish_function): Set DECL_DISREGARD_INLINE_LIMITS
6875 for GNU C extern inline functions.
6876 (merge_decls): Merge DECL_DISREGARD_INLINE_LIMITS.
6877 * tree-inline.c (disregard_inline_limits_p): Remove.
6878 * tree-inline.h (disregard_inline_limits_p): Likewise.
6879 * c-common.c (handle_always_inline_attribute): Set
6880 DECL_DISREGARD_INLINE_LIMITS.
6881 * langhooks.c (add_builtin_function): Verify the function code
6882 fits in the bitfield.
6884 2007-08-28 Mircea Namolaru <namolaru@il.ibm.com>
6885 Vladimir Yanovsky <yanov@il.ibm.com>
6886 Revital Eres <eres@il.ibm.com>
6887 Andrey Belevantsev <abel@ispras.ru>
6889 * config/spu/spu.md: Recognize doloop pattern when -fmodulo-sched
6891 * modulo-sched.c: Add documentation regarding do-loop.
6892 (doloop_register_get): Change number of arguments to support
6893 the new do-loop pattern and check whether COUNT_REG has no other
6894 occurences in the loop besides in the control part.
6895 (duplicate_insns_of_cycles): Do not duplicate the insn which
6896 changes count_reg as it is already adjusted.
6897 (generate_prolog_epilog): New argument to support the new
6898 do-loop pattern. Change the subtract instruction to use
6899 expand_simple_binop. Call duplicate_insns_of_cycles with new
6901 (sms_schedule): Call doloop_register_get and
6902 generate_prolog_epilog with new argument. Do not handle loops
6903 with single sets insns with subreg in their lhs.
6904 * loop-doloop.c (doloop_optimize): Support for another do-loop
6906 (doloop_condition_get): Gets an instruction instead of a pattern
6907 and change the return condition when the do-loop pattern is
6909 * ddg.c (create_ddg_dep_from_intra_loop_link): Handle only reg
6910 deps when considering to not create edges.
6912 2007-08-27 Alexandre Oliva <aoliva@redhat.com>
6914 * doc/extend.texi (gnu_inline funtion attribute): Document C++
6917 2007-08-27 Jason Merrill <jason@redhat.com>
6920 * gimplify.c (gimplify_modify_expr): Discard the assignment of
6921 zero-sized types after calling gimplify_modify_expr_rhs.
6923 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
6925 * regclass.c (init_reg_autoinc): Fix typo.
6927 2007-08-27 Daniel Berlin <dberlin@dberlin.org>
6929 Fix PR tree-optimization/33173
6930 * tree-ssa-alias.c (find_used_portions): Fix reversed test.
6932 2007-08-27 H.J. Lu <hongjiu.lu@intel.com>
6935 * config/i386/i386.h (VALID_DFP_MODE_P): New.
6936 * config/i386/i386.c (ix86_hard_regno_mode_ok): Allow DFP in
6939 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
6940 David Ung <davidu@mips.com>
6941 Nigel Stephens <nigel@mips.com>
6943 Separate target-specific initialization from general
6944 back-end initialization.
6946 * toplev.c (init_alignments): New, split out from...
6947 (process_options): ...here.
6948 (backend_init_target): New, split out from...
6949 (backend_init): ...here.
6950 (lang_dependent_init_target): New, split out from...
6951 (lang_dependent_init): ...here.
6952 (target_reinit): New.
6953 * toplev.h (target_reinit): Declare.
6954 * expr.c (init_expr_target): Renamed from init_expr_once, since it
6955 now can be called more than once. Update comments.
6956 * expr.h (init_expr_target): Likewise.
6957 * alias.c (init_alias_target): Renamed from init_alias_once, since it
6958 now can be called more than once. Explicitly zero
6959 static_reg_base_value.
6960 * emit-rtl.c (init_emit_regs): New, split out from...
6961 (init_emit_once): Here.
6962 * regclass.c (initial_fixed_regs, initial_call_used_regs): Make
6963 non-const, so that changes from command-line arguments can overwrite
6964 values provided by the static initializers.
6965 (initial_call_really_used_regs): New, used similarly to the above.
6966 (initial_reg_names): Likewise.
6967 (last_mode_for_init_move_cost): Promoted function-local static to
6968 file-scope static to make it accessible outside init_move_cost.
6969 (init_reg_sets): Do not initialize fixed_regs and call_used_regs yet.
6970 Do not initialize inv_reg_alloc_order yet, either. Do initialize
6971 reg_names since it is needed for parsing command-line options.
6972 (init_move_cost): Use last_mode_for_init_move_cost instead of
6973 function-local static.
6974 (init_reg_sets_1): Initialize fixed_regs, call_used_regs, and
6975 call_really_used_regs now. Reinitialize reg_names. Also
6976 initialize inv_reg_alloc_order. Zero reg_class_subunion and
6977 reg_class_superunion. Clear losing_caller_save_reg_set.
6978 Preserve global registers if called more than once. Reset
6979 move cost, may_move_in_cost, may_move_out_cost, and
6980 last_mode_for_init_move_cost.
6981 (init_reg_modes_target): Renamed from init_reg_modes_once, since it
6982 can now be invoked more than once. Update comments.
6983 (init_regs): Update comments.
6984 (fix_register): Update initial_fixed_regs, initial_call_used_regs,
6985 and initial_call_really_used_regs, instead of the non-initial
6986 variables. This allows us to save the command-line register settings
6987 after target reinitialization.
6988 (init_reg_autoinc): Zero forbidden_inc_dec_classes.
6989 * rtl.h (init_emit_regs): Declare.
6990 (init_reg_modes_target, init_alias_target): Renamed as described
6992 * reload1.c (init_reload): Update comments.
6993 * optabs.c (init_optabs): Likewise.
6994 * cfgloopanal.c (init_set_costs): Explicitly zero target_avail_regs.
6996 2007-08-26 Chao-ying Fu <fu@mips.com>
6998 * rtl.h (XCNMPFV): Preserve const-ness of parameters through use of
7001 2007-08-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7003 * alias.c (memory_modified_1, memory_modified_in_insn_p):
7005 * basic-block.h (tree_predicted_by_p, rtl_predicted_by_p):
7007 * bb-reorder.c (copy_bb_p): Likewise.
7008 * cfghooks.c (can_remove_branch_p, can_merge_blocks_p,
7009 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
7010 block_ends_with_condjump_p): Likewise.
7011 * cfghooks.h (can_remove_branch_p, can_merge_blocks_p,
7012 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
7013 block_ends_with_condjump_p): Likewise.
7014 * cfglayout.c (cfg_layout_can_duplicate_bb_p): Likewise.
7015 * cfgrtl.c (can_delete_note_p, can_delete_label_p,
7016 rtl_can_merge_blocks, cfg_layout_can_merge_blocks_p,
7017 rtl_block_ends_with_call_p, rtl_block_ends_with_condjump_p,
7018 need_fake_edge_p, rtl_can_remove_branch_p): Likewise.
7019 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Use
7020 debug_true_const_tree instad of debug_true_tree.
7021 * debug.c (do_nothing_debug_hooks): Likewise.
7022 * debug.h (ignore_block, debug_true_const_tree): Constify.
7023 * dwarf2out.c (stack_adjust_offset, clobbers_queued_reg_save,
7024 dwarf2out_ignore_block, is_pseudo_reg, is_tagged_type,
7025 decl_ultimate_origin, block_ultimate_origin, lookup_decl_loc,
7026 same_dw_val_p, add_ranges, is_subrange_type, type_is_enum,
7027 dbx_reg_number, is_based_loc, field_type,
7028 simple_type_align_in_bits, simple_decl_align_in_bits,
7029 simple_type_size_in_bits, field_byte_offset, insert_float,
7030 type_tag, member_declared_type, is_redundant_typedef,
7031 secname_for_decl, is_inlined_entry_point): Likewise.
7032 * emit-rtl.c (const_next_insn, const_previous_insn,
7033 const_next_nonnote_insn, const_prev_nonnote_insn,
7034 const_next_real_insn, const_prev_real_insn,
7035 const_next_active_insn, const_prev_active_insn, const_next_label,
7036 const_prev_label): Likewise.
7037 * except.h (lookup_stmt_eh_region_fn, lookup_stmt_eh_region):
7039 * haifa-sched.c (may_trap_exp, haifa_classify_insn,
7040 find_set_reg_weight, no_real_insns_p, find_set_reg_weight,
7041 sched_insn_is_legitimate_for_speculation_p): Likewise.
7042 * jump.c (reversed_comparison_code_parts,
7043 reversed_comparison_code, reversed_comparison, condjump_label):
7045 * predict.c (rtl_predicted_by_p, tree_predicted_by_p): Likewise.
7046 * reg-stack.c (stack_regs_mentioned_p, stack_regs_mentioned):
7048 * rtl.h (const_previous_insn, const_next_insn,
7049 const_prev_nonnote_insn, const_next_nonnote_insn,
7050 const_prev_real_insn, const_next_real_insn,
7051 const_prev_active_insn, const_next_active_insn, const_prev_label,
7052 const_next_label, modified_between_p, modified_in_p,
7053 const_note_storeskeep_with_call_p, condjump_label,
7054 reversed_comparison, reversed_comparison_code,
7055 reversed_comparison_code_parts, memory_modified_in_insn_p,
7056 stack_regs_mentioned): Likewise.
7057 * rtlanal.c (modified_between_p, modified_in_p, const_note_stores,
7058 keep_with_call_p): Likewise.
7059 * sched-deps.c (deps_may_trap_p, sched_get_condition,
7060 conditions_mutex_p, sched_insns_conditions_mutex_psd_next_list,
7061 sd_lists_size, sd_lists_empty_p): Likewise.
7062 * sched-int.h (sched_insns_conditions_mutex_p,
7063 haifa_classify_insn, no_real_insns_p,
7064 sched_insn_is_legitimate_for_speculation_p, sd_next_list,
7065 sd_lists_size, sd_lists_empty_p): Likewise.
7066 * sdbout.c (sdb_debug_hooks): Likewise.
7067 * tree-cfg.c (tree_can_merge_blocks_p, is_ctrl_altering_stmt,
7068 stmt_ends_bb_p, tree_can_remove_branch_p, tree_can_duplicate_bb_p,
7069 -tree_block_ends_with_call_p, tree_block_ends_with_condjump_p):
7071 * tree-eh.c (lookup_stmt_eh_region_fn, lookup_stmt_eh_region,
7072 tree_can_throw_internal): Likewise.
7073 * tree-flow-inline.h (phi_nodes): Likewise.
7074 * tree-flow.h (phi_nodesstmt_ends_bb_p, is_ctrl_altering_stmt,
7075 tree_can_throw_internal, lookup_stmt_eh_region): Likewise.
7076 * tree-gimple.c (const_get_call_expr_in): Likewise.
7077 * tree-gimple.h (const_get_call_expr_in): Likewise.
7078 * tree.c (const_lookup_attribute, attribute_list_equal,
7079 attribute_list_contained): Likewise.
7080 * tree.h (attribute_list_equal, attribute_list_contained,
7081 const_lookup_attribute): Likewise.
7082 * vmsdbgout.c (vmsdbgout_ignore_block): Likewise.
7084 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
7086 * tree-ssa-sccvn.c, tree-ssa-sccvn.h, tree-vn.c,
7087 tree-ssa-pre.c: Remove unnecessary trailing whitespace.
7089 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
7092 * config/alpha/constraints.md: Delete "svn:mime-type" property
7093 with svn propdel "svn:mime-type".
7095 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
7098 * ifcvt.c (noce_get_alt_condition): Make sure that the previous
7099 non NOTE insn doesn't cross basic block.
7100 (noce_try_abs): Likewise.
7101 (noce_process_if_block): Likewise.
7103 2007-08-26 David Edelsohn <edelsohn@gnu.org>
7106 * config/rs6000/predicates.md (offsettable_mem_operand): Memory
7107 operand without auto-inc-dec.
7108 * config/rs6000/rs6000.md (floatsidf2_internal): Use
7109 offsettable_mem_operand.
7110 (floatunssidf2_internal): Same.
7111 (fix_truncdfsi2_internal): Same.
7112 (floatsidf_ppc64): Same.
7113 (floatunssidf_ppc64): Same.
7114 (fix_trunctfsi2_internal): Same.
7116 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
7119 * Makefile.in (libbackend.o): Add gcov-iov.h dependency and
7120 pass defines needed for version.c.
7122 2007-08-25 Joseph Myers <joseph@codesourcery.com>
7124 * configure.ac (--debug-prefix-map check): Change assembler
7125 version presumed to have feature to 2.18.
7126 * configure: Regenerate.
7128 2007-08-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7130 * c-common.c (vector_types_convertible_p,
7131 decl_with_nonnull_addr_p, c_promoting_integer_type_p,
7132 self_promoting_args_p): Constify.
7133 * c-common.h (has_c_linkage, decl_with_nonnull_addr_p,
7134 c_promoting_integer_type_p, self_promoting_args_p,
7135 anon_aggr_type_p, vector_types_convertible_p): Likewise.
7136 * c-decl.c (anon_aggr_type_p): Likewise.
7137 * * c-dump.c (dump_stmt): Likewise.
7138 * c-objc-common.c (has_c_linkage): Likewise.
7139 * c-tree.h (same_translation_unit_p): Likewise.
7140 * c-typeck.c (null_pointer_constant_p,
7141 tagged_types_tu_compatible_p, function_types_compatible_p,
7142 type_lists_compatible_p, lvalue_or_else, lvalue_p,
7143 comptypes_internal, struct tagged_tu_seen_cache,
7144 same_translation_unit_p, alloc_tagged_tu_seen_cache,
7145 c_size_in_bytes): Likewise.
7146 * ggc-common.c (compare_ptr_data, hash_descriptor, eq_descriptor,
7147 hash_ptr, eq_ptr): Likewise.
7148 * langhooks-def.h (lhd_decl_ok_for_sibcall,
7149 LANG_HOOKS_OMP_PRIVATIZE_BY_REFERENCE): Likewise.
7150 * langhooks.c (lhd_decl_ok_for_sibcall): Likewise.
7151 * langhooks.h (ok_for_sibcall, omp_privatize_by_reference):
7153 * optabs.c (optab_for_tree_code): Likewise.
7154 * optabs.h (optab_for_tree_code): Likewise.
7155 * rtl.h (simplify_rtx): Likewise.
7156 * simplify-rtx.c (simplify_rtx): Likewise.
7157 * tree-dump.c (queue, queue_and_dump_index, queue_and_dump_type,
7158 dump_flag, dump_node): Likewise.
7159 * tree-dump.h (struct dump_info, dump_stmt, queue_and_dump_index,
7160 queue_and_dump_type, dump_flag): Likewise.
7161 * tree-flow.h (vect_can_force_dr_alignment_p): Likewise.
7162 * tree-pass.h (dump_node): Likewise.
7163 * tree-vectorizer.c (vect_can_force_dr_alignment_p,
7164 supportable_narrowing_operation): Likewise.
7165 * tree-vectorizer.h (vect_can_force_dr_alignment_p,
7166 supportable_narrowing_operation): Likewise.
7167 * tree-vrp.c (needs_overflow_infinity, supports_overflow_infinity,
7168 is_negative_overflow_infinity, is_positive_overflow_infinity,
7169 is_overflow_infinity, vrp_val_is_max, vrp_val_is_min,
7170 nonnull_arg_p, get_value_range, vrp_operand_equal_p,
7171 update_value_range, add_equivalence, ssa_name_nonnegative_p,
7172 ssa_name_nonzero_p, fp_predicate): Likewise.
7173 * tree.c (auto_var_in_fn_p, empty_body_p): Likewise.
7174 * tree.h (empty_body_p, auto_var_in_fn_p, ssa_name_nonzero_p,
7175 ssa_name_nonnegative_p): Likewise.
7177 2007-08-25 Hans Kester <hans.kester@ellips.nl>
7179 * config.gcc : Add x86_64-elf target.
7181 2007-08-25 Jakub Jelinek <jakub@redhat.com>
7183 * expr.c (store_expr): Fix order of store_by_pieces arguments.
7185 2007-08-24 Sandra Loosemore <sandra@codesourcery.com>
7186 Nigel Stephens <nigel@mips.com>
7190 * doc/tm.texi (SET_RATIO, SET_BY_PIECES_P): Document new macros.
7191 (STORE_BY_PIECES_P): No longer applies to __builtin_memset.
7192 * expr.c (SET_BY_PIECES_P): Define.
7193 (can_store_by_pieces, store_by_pieces): Add MEMSETP argument; use
7194 it to decide whether to use SET_BY_PIECES_P or STORE_BY_PIECES_P.
7195 (store_expr): Pass MEMSETP argument to can_store_by_pieces and
7197 * expr.h (SET_RATIO): Define.
7198 (can_store_by_pieces, store_by_pieces): Update prototypes.
7199 * builtins.c (expand_builtin_memcpy): Pass MEMSETP argument to
7200 can_store_by_pieces/store_by_pieces.
7201 (expand_builtin_memcpy_args): Likewise.
7202 (expand_builtin_strncpy): Likewise.
7203 (expand_builtin_memset_args): Likewise. Also remove special case
7204 for optimize_size so that can_store_by_pieces/SET_BY_PIECES_P can
7205 decide what to do instead.
7206 * value-prof.c (tree_stringops_transform): Pass MEMSETP argument
7207 to can_store_by_pieces.
7209 * config/sh/sh.h (SET_BY_PIECES_P): Clone from STORE_BY_PIECES_P.
7210 * config/s390/s390.h (SET_BY_PIECES_P): Likewise.
7212 * config/mips/mips.opt (mmemcpy): Change from Var to Mask.
7213 * config/mips/mips.c (override_options): Make -Os default to -mmemcpy.
7214 * config/mips/mips.h (MIPS_CALL_RATIO): Define.
7215 (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Define.
7216 (STORE_BY_PIECES_P): Define.
7218 2007-08-24 Tom Tromey <tromey@redhat.com>
7220 * varpool.c (varpool_last_needed_node): Fix comment typo.
7221 * c-decl.c (duplicate_decls): Fix comment typo.
7222 (clone_underlying_type): Update comment.
7224 2007-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7226 * config/alpha/alpha.c (alpha_mangle_type, decl_has_samegp,
7227 alpha_in_small_data_p, alpha_split_complex_arg,
7228 alpha_stdarg_optimize_hook, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
7230 * config/arm/arm-protos.h (arm_mangle_type): Likewise.
7231 * config/arm/arm.c (arm_comp_type_attributes, arm_mangle_type):
7233 * config/bfin/bfin.c (funkind, bfin_comp_type_attributes,
7234 TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
7235 * config/darwin-protos.h (darwin_binds_local_p): Likewise.
7236 * config/darwin.c (darwin_binds_local_p): Likewise.
7237 * config/frv/frv.c (frv_string_begins_with, frv_in_small_data_p):
7239 * config/i386/i386-protos.h (i386_pe_binds_local_p,
7240 i386_pe_valid_dllimport_attribute_p): Likewise.
7241 * config/i386/i386.c (ix86_function_regparm,
7242 ix86_comp_type_attributes, ix86_ms_bitfield_layout_p,
7243 x86_can_output_mi_thunk, ix86_mangle_type,
7244 TARGET_USE_BLOCKS_FOR_CONSTANT_P): Likewise.
7245 * config/i386/winnt.c (i386_pe_valid_dllimport_attribute_p,
7246 i386_pe_binds_local_p): Likewise.
7247 * config/ia64/ia64.c
7248 (ia64_first_cycle_multipass_dfa_lookahead_guard_spec,
7249 ia64_needs_block_p, ia64_in_small_data_p, ia64_mangle_type,
7250 ia64_invalid_conversion, ia64_invalid_unary_op,
7251 ia64_invalid_binary_op, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
7253 * config/m32c/m32c.c (m32c_comp_type_attributes): Likewise.
7254 * config/m32r/m32r.c (m32r_in_small_data_p): Likewise.
7255 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
7256 * config/mips/mips.c (mips_use_blocks_for_constant_p,
7257 mips_in_small_data_p, mips_use_anchors_for_symbol_p,
7258 mips_comp_type_attributes, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
7259 mips_near_type_p, mips_far_type_p, mips_global_symbol_p,
7260 mips_symbol_binds_local_p, mips_classify_symbol): Likewise.
7261 * config/pa/pa.c (pa_commutative_p): Likewise.
7262 * config/rs6000/rs6000-protos.h (rs6000_elf_in_small_data_p):
7264 * config/rs6000/rs6000.c (rs6000_invalid_within_doloop,
7265 rs6000_ms_bitfield_layout_p, rs6000_mangle_type,
7266 rs6000_use_blocks_for_constant_p,
7267 rs6000_vector_alignment_reachable, rs6000_is_opaque_type,
7268 invalid_arg_for_unprototyped_fn, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
7269 TARGET_SPLIT_COMPLEX_ARG, rs6000_elf_in_small_data_p): Likewise.
7270 * config/s390/s390.c (s390_mangle_type,
7271 TARGET_ASM_CAN_OUTPUT_MI_THUNK, TARGET_INVALID_WITHIN_DOLOOP):
7273 * config/score/score.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
7274 th_in_small_data_p): Likewise.
7275 * config/sh/sh.c (sh_ms_bitfield_layout_p,
7276 sh_dwarf_calling_convention, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
7278 * config/sparc/sparc.c (sparc_can_output_mi_thunk,
7279 sparc_mangle_type): Likewise.
7280 * config/spu/spu.c (spu_vector_alignment_reachable): Likewise.
7281 * config/xtensa/xtensa.c (TARGET_SPLIT_COMPLEX_ARG): Likewise.
7282 * emit-rtl.c (const_fixed_htab_hash, const_fixed_htab_eq):
7284 * hooks.c (hook_bool_mode_const_rtx_false,
7285 hook_bool_mode_const_rtx_true,
7286 hook_bool_const_tree_hwi_hwi_const_tree_false,
7287 hook_bool_const_tree_hwi_hwi_const_tree_true,
7288 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
7289 hook_constcharptr_const_tree_null,
7290 hook_constcharptr_const_rtx_null,
7291 hook_constcharptr_const_tree_const_tree_null,
7292 hook_constcharptr_int_const_tree_null,
7293 hook_constcharptr_int_const_tree_const_tree_null): New.
7294 (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
7295 hook_bool_tree_hwi_hwi_tree_false,
7296 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
7297 hook_int_tree_tree_1, hook_constcharptr_tree_null,
7298 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
7299 hook_constcharptr_int_tree_null,
7300 hook_constcharptr_int_tree_tree_null): Delete.
7301 (default_can_output_mi_thunk_no_vcall): Constify.
7302 * hooks.h (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
7303 hook_bool_tree_hwi_hwi_tree_false,
7304 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
7305 hook_int_tree_tree_1, hook_constcharptr_tree_null,
7306 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
7307 hook_constcharptr_int_tree_null,
7308 hook_constcharptr_int_tree_tree_null): Delete.
7309 (hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true,
7310 hook_bool_const_tree_hwi_hwi_const_tree_false,
7311 hook_bool_const_tree_hwi_hwi_const_tree_true,
7312 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
7313 hook_constcharptr_const_tree_null,
7314 hook_constcharptr_const_rtx_null,
7315 hook_constcharptr_const_tree_const_tree_null,
7316 hook_constcharptr_int_const_tree_null,
7317 hook_constcharptr_int_const_tree_const_tree_null): New.
7318 (default_can_output_mi_thunk_no_vcall): Constify.
7319 * integrate.c (function_attribute_inlinable_p): Likewise.
7320 * integrate.h (function_attribute_inlinable_p): Likewise.
7321 * jump.c (rtx_renumbered_equal_p): Likewise.
7322 * output.h (decl_readonly_section, categorize_decl_for_section,
7323 default_use_anchors_for_symbol_p, default_binds_local_p,
7324 default_binds_local_p_1): Likewise.
7325 * rtl.h (rtx_renumbered_equal_p, decl_default_tls_model):
7327 * target-def.h (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
7328 TARGET_VALID_DLLIMPORT_ATTRIBUTE_P, TARGET_VECTOR_OPAQUE_P,
7329 TARGET_COMMUTATIVE_P, TARGET_USE_BLOCKS_FOR_CONSTANT_P,
7330 TARGET_COMP_TYPE_ATTRIBUTES,
7331 TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P,
7332 TARGET_MS_BITFIELD_LAYOUT_P, TARGET_MANGLE_TYPE,
7333 TARGET_IN_SMALL_DATA_P, TARGET_INVALID_CONVERSION,
7334 TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP,
7335 TARGET_DWARF_CALLING_CONVENTION): Likewise.
7336 * target.h (can_output_mi_thunk, needs_block_p,
7337 first_cycle_multipass_dfa_lookahead_guard_spec,
7338 vector_alignment_reachable, comp_type_attributes,
7339 function_attribute_inlinable_p, ms_bitfield_layout_p, mangle_type,
7340 commutative_p, use_blocks_for_constant_p,
7341 use_anchors_for_symbol_p, in_small_data_p, binds_local_p,
7342 vector_opaque_p, dwarf_calling_convention, stdarg_optimize_hook,
7343 invalid_within_doloop, valid_dllimport_attribute_p,
7344 split_complex_arg, invalid_arg_for_unprototyped_fn,
7345 invalid_conversion, invalid_unary_op, invalid_binary_op):
7347 * targhooks.c (default_invalid_within_doloop,
7348 hook_invalid_arg_for_unprototyped_fn,
7349 default_builtin_vector_alignment_reachable): Likewise.
7350 (hook_bool_rtx_commutative_p): Delete.
7351 (hook_bool_const_rtx_commutative_p): New.
7352 * targhooks.h (default_invalid_within_doloop,
7353 default_builtin_vector_alignment_reachable,
7354 hook_invalid_arg_for_unprototyped_fn): Constify.
7355 (hook_bool_rtx_commutative_p): Delete.
7356 (hook_bool_const_rtx_commutative_p): New.
7357 * varasm.c (bss_initializer_p, decl_default_tls_model,
7358 categorize_decl_for_section, decl_readonly_section,
7359 default_use_anchors_for_symbol_p, default_binds_local_p,
7360 default_binds_local_p_1): Constify.
7362 2007-08-24 Jie Zhang <jie.zhang@analog.com>
7364 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
7365 __NO_BUILTIN if -fno-builtin.
7367 2007-08-24 Jie Zhang <jie.zhang@analog.com>
7369 * config/bfin/bfin.c (print_operand): Report error instead of
7370 ICE for wrong operand.
7372 2007-08-24 Michael Matz <matz@suse.de>
7374 * Makefile.in (GTFILES_H): Use $(patsubst) instead of $(subst).
7376 2007-08-24 Richard Guenther <rguenther@suse.de>
7379 * tree-ssa.c (useless_type_conversion_p): Split into a
7380 recursive and a non-recursive part.
7381 (useless_type_conversion_p_1): New function.
7382 * tree-ssa-ccp.c (fold_stmt_r): Make sure that the result
7383 from maybe_fold_offset_to_reference is trivially convertible
7384 to the desired type before doing the simplification.
7386 2007-08-24 Jakub Jelinek <jakub@redhat.com>
7388 * expr.c (store_expr): Optimize initialization of an array
7390 * expr.h (builtin_strncpy_read_str): New prototype.
7391 * builtins.c (builtin_strncpy_read_str): Remove prototype.
7394 2007-08-24 Uros Bizjak <ubizjak@gmail.com>
7397 * ifcvt.c (noce_find_if_block): Do not clear if_info.cond_earliest
7398 field when initializing if_info structure.
7400 2007-08-24 Richard Guenther <rguenther@suse.de>
7402 * Makefile.in (tree-inline.o): Add $(TARGET_H) and $(INTEGRATE_H)
7404 * c-objc-common.c (c_cannot_inline_tree_fn): Remove.
7405 * langhooks.c (lhd_tree_inlining_cannot_inline_tree_fn): Likewise.
7406 * tree-inline.c (inlinable_function_p): Fold in common parts of
7407 the cannot_inline_tree_fn langhook.
7408 * langhooks-def.h (lhd_tree_inlining_cannot_inline_tree_fn): Remove.
7409 (LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN): Likewise.
7410 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
7411 cannot_inline_tree_fn langhook.
7412 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
7413 cannot_inline_tree_fn member.
7415 2007-08-24 Richard Guenther <rguenther@suse.de>
7417 * expr.c (get_inner_reference): Do computation of bitoffset
7418 from offset in a way we can detect overflow reliably.
7420 2007-08-24 Jie Zhang <jie.zhang@analog.com>
7422 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define for uClibc.
7424 2007-08-24 Jie Zhang <jie.zhang@analog.com>
7426 * config/bfin/bfin.opt (mfast-fp): Add.
7427 * config/bfin/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Let
7428 libbffastfp override libgcc if -mfast-fp.
7429 * config/bfin/bfin.h (LINK_GCC_C_SEQUENCE_SPEC): Likewise.
7430 * doc/invoke.texi (Option Summary): Mention -mfast-fp.
7431 (Blackfin Options): Document -mfast-fp.
7433 2007-08-24 Jakub Jelinek <jakub@redhat.com>
7435 PR tree-optimization/32573
7437 * tree-data-ref.c (initialize_data_dependence_relation): Clear
7438 DDR_SUBSCRIPTS, DDR_DIR_VECTS and DDR_DIST_VECTS at the beginning.
7439 (finalize_ddr_dependent): Clear DDR_SUBSCRIPTS after freeing it.
7440 (build_classic_dist_vector): Return false rather than true if
7441 DDR_ARE_DEPENDENT is non-NULL at the beginning. Return false
7442 if either subscript_dependence_tester_1 or build_classic_dist_vector_1
7443 returned false. Don't call save_dist_v before calling
7444 build_classic_dist_vector_1.
7445 (free_dependence_relation): Don't guard freeing DDR_SUBSCRIPTS
7446 with NULL DDR_ARE_DEPENDENT. Also free DDR_DIST_VECTS and/or
7447 DDR_DIR_VECTS vectors.
7449 2007-08-23 Brian Sidebotham <brian.sidebotham@gmail.com>
7451 * configure.ac (leb128): Modify sed statement to work with any
7452 binutils version string.
7453 * configure: Regenerate
7455 2007-08-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7457 * config/arc/arc-protos.h arc_select_cc_mode, gen_compare_reg):
7458 Wrap in RTX_CODE macro guard.
7459 * config/arm/pe.c (arm_dllexport_p, arm_dllimport_p,
7460 arm_dllexport_name_p, arm_dllimport_name_p, arm_mark_dllexport,
7461 arm_mark_dllimport, arm_pe_encode_section_info,
7462 arm_pe_unique_section): Use ISO-C function declarations.
7463 * config/c4x/c4x-c.c (c4x_parse_pragma, c4x_pr_CODE_SECTION,
7464 c4x_pr_DATA_SECTION, c4x_pr_FUNC_IS_PURE,
7465 c4x_pr_FUNC_NEVER_RETURNS, c4x_pr_INTERRUPT, c4x_pr_ignored):
7467 * config/iq2000/iq2000.h (ASM_OUTPUT_SKIP): Fix format warning.
7468 * config/m68hc11/m68hc11.h (ASM_OUTPUT_EXTERNAL): Undef before
7470 * config/mips/mips.h (ASM_DECLARE_OBJECT_NAME): Fix format
7472 * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Likewise.
7473 * config/pdp11/pdp11.c (pdp11_output_function_epilogue): Likewise.
7474 (register_move_cost): Use ISO-C function declarations.
7475 * config/pdp11/pdp11.h (PRINT_OPERAND): Fix format warnings.
7476 * config/score/score-protos.h (score_declare_object): Add
7478 * config/score/score.h (ASM_DECLARE_OBJECT_NAME): Fix format
7480 * final.c (profile_function): Avoid empty if-bodies.
7483 * calls.c (must_pass_in_stack_var_size,
7484 must_pass_in_stack_var_size_or_pad): Constify.
7485 * config/alpha/alpha-protos.h (function_value): Likewise.
7486 * config/alpha/alpha.c (alpha_return_in_memory,
7487 alpha_pass_by_reference, function_value,
7488 unicosmk_must_pass_in_stack, TARGET_PROMOTE_FUNCTION_ARGS,
7489 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
7491 * config/arc/arc.c (arc_return_in_memory, arc_pass_by_reference,
7492 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
7493 TARGET_PROMOTE_PROTOTYPES): Likewise.
7494 * config/arm/arm-protos.h (arm_return_in_memory,
7495 arm_pad_arg_upward, arm_function_value): Likewise.
7496 * config/arm/arm.c (arm_pass_by_reference,
7497 arm_promote_prototypes, arm_return_in_msb, arm_must_pass_in_stack,
7498 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
7499 arm_function_value, arm_return_in_memory, arm_pad_arg_upward):
7501 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
7502 * config/avr/avr-protos.h (avr_function_value): Likewise.
7503 * config/avr/avr.c (avr_return_in_memory,
7504 gas_output_limited_string, gas_output_ascii, avr_function_value,
7505 avr_return_in_memory): Likewise.
7506 * config/bfin/bfin-protos.h (bfin_return_in_memory): Likewise.
7507 * config/bfin/bfin.c (bfin_pass_by_reference,
7508 bfin_return_in_memory, TARGET_PROMOTE_PROTOTYPES,
7509 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN):
7511 * config/cris/cris.c (cris_pass_by_reference,
7512 TARGET_PROMOTE_FUNCTION_ARGS): Likewise.
7513 * config/crx/crx.c (crx_return_in_memory): Likewise.
7514 * config/darwin.c (function_base, machopic_function_base_name):
7516 * config/fr30/fr30.c (fr30_must_pass_in_stack,
7517 TARGET_PROMOTE_PROTOTYPES): Likewise.
7518 * config/frv/frv.c (frv_must_pass_in_stack): Likewise.
7519 * config/h8300/h8300.c (h8300_return_in_memory): Likewise.
7520 * config/i386/i386-protos.h (ix86_return_in_memory,
7521 ix86_sol10_return_in_memory): Likewise.
7522 * config/i386/i386.c (ix86_function_value,
7523 ix86_function_sseregparm, ix86_must_pass_in_stack,
7524 type_natural_mode, classify_argument, examine_argument,
7525 construct_container, ix86_pass_by_reference, function_value_32,
7526 function_value_64, ix86_function_value_1, return_in_memory_32,
7527 return_in_memory_64, return_in_memory_ms_64,
7528 ix86_return_in_memory, ix86_sol10_return_in_memory,
7529 TARGET_PROMOTE_PROTOTYPES): Likewise.
7530 * config/ia64/ia64-protos.h (ia64_function_value,
7531 ia64_hpux_function_arg_padding): Likewise.
7532 * config/ia64/ia64.c (hfa_element_mode, ia64_return_in_memory,
7533 ia64_function_value, bundle_state_hash, bundle_state_eq_p,
7534 ia64_hpux_function_arg_padding): Likewise.
7535 * config/iq2000/iq2000-protos.h (function_arg,
7536 iq2000_function_value): Likewise.
7537 * config/iq2000/iq2000.c (iq2000_return_in_memory,
7538 iq2000_pass_by_reference, TARGET_PROMOTE_FUNCTION_ARGS,
7539 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
7540 function_arg, iq2000_function_value): Likewise.
7541 * config/m32c/m32c-protos.h (m32c_function_value,
7542 m32c_promote_function_return): Likewise.
7543 * config/m32c/m32c.c (m32c_pass_by_reference,
7544 m32c_promote_prototypes, m32c_promote_function_return,
7545 m32c_function_value): Likewise.
7546 * config/m32r/m32r.c (m32r_return_in_memory,
7547 m32r_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
7548 m32r_in_small_data_p): Likewise.
7549 * config/m68hc11/m68hc11-protos.h (m68hc11_function_arg_padding):
7551 * config/m68hc11/m68hc11.c (m68hc11_return_in_memory,
7552 m68hc11_function_arg_padding): Likewise.
7553 * config/m68k/m68k-protos.h (m68k_function_value): Likewise.
7554 * config/m68k/m68k.c (TARGET_PROMOTE_PROTOTYPES,
7555 m68k_function_value): Likewise.
7556 * config/mcore/mcore-protos.h (mcore_num_arg_regs,
7557 mcore_function_value): Likewise.
7558 * config/mcore/mcore.c (handle_structs_in_regs,
7559 mcore_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
7560 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
7561 mcore_num_arg_regs, mcore_function_value): Likewise.
7562 * config/mips/mips-protos.h (mips_pad_arg_upward,
7563 mips_function_value): Likewise.
7564 * config/mips/mips.c (mips_fpr_return_fields, mips_return_in_msb,
7565 mips_return_in_memory, mips_pass_by_reference, mips_callee_copies,
7566 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
7567 TARGET_PROMOTE_PROTOTYPES, mips_pad_arg_upward,
7568 mips_function_value): Likewise.
7569 * config/mmix/mmix-protos.h (mmix_function_outgoing_value):
7571 * config/mmix/mmix.c (mmix_pass_by_reference,
7572 TARGET_PROMOTE_FUNCTION_ARGS, mmix_function_outgoing_value,
7573 mmix_encode_section_info): Likewise.
7574 * config/mn10300/mn10300-protos.h (mn10300_function_value):
7576 * config/mn10300/mn10300.c (mn10300_return_in_memory,
7577 mn10300_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
7578 mn10300_function_value): Likewise.
7579 * config/mt/mt-protos.h (mt_function_value): Likewise.
7580 * config/mt/mt.c (mt_pass_by_reference, mt_function_value,
7581 mt_pass_in_stack, TARGET_PROMOTE_PROTOTYPES): Likewise.
7582 * config/pa/pa-protos.h (function_arg_padding, function_value,
7583 pa_return_in_memory): Likewise.
7584 * config/pa/pa.c (pa_pass_by_reference,
7585 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
7586 function_arg_padding, function_value, pa_return_in_memory):
7588 * config/pdp11/pdp11.c (pdp11_return_in_memory): Likewise.
7589 * config/rs6000/rs6000-protos.h (rs6000_function_value,
7590 function_arg_padding): Likewise.
7591 * config/rs6000/rs6000.c (rs6000_return_in_memory,
7592 rs6000_darwin64_record_arg_recurse, rs6000_darwin64_record_arg,
7593 rs6000_pass_by_reference, rs6000_must_pass_in_stack,
7594 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
7595 function_arg_padding, altivec_expand_dst_builtin,
7596 altivec_expand_builtin, rs6000_expand_builtin, spe_init_builtins,
7597 altivec_init_builtins, rs6000_common_init_builtins,
7598 rs6000_function_value): Likewise.
7599 * s390/s390-protos.h (s390_function_value): Likewise.
7600 * config/s390/s390.c (s390_function_arg_size,
7601 s390_pass_by_reference, s390_return_in_memory,
7602 s390_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
7603 TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
7604 * config/score/score-protos.h (score_function_value): Likewise.
7605 * config/score/score.c (score_arg_partial_bytes,
7606 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
7607 TARGET_PROMOTE_PROTOTYPES, score_return_in_memory,
7608 score_pass_by_reference, score_add_offset, score_function_value):
7610 * config/sh/sh-protos.h (sh_attr_renesas_p,
7611 sh_promote_prototypes): Likewise.
7612 * config/sh/sh.c (sh_return_in_memory, sh_pass_by_reference,
7613 sh_callee_copies, sh_promote_prototypes, shcompact_byref,
7614 sh_attr_renesas_p): Likewise.
7615 * config/sparc/sparc-protos.h (function_value,
7616 function_arg_padding): Likewise.
7617 * config/sparc/sparc.c (sparc_promote_prototypes,
7618 sparc_return_in_memory, sparc_pass_by_reference,
7619 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
7620 function_arg_record_value_2, function_arg_record_value_1,
7621 function_arg_record_value, function_arg_record_value,
7622 function_arg_padding, function_value): Likewise.
7623 * config/spu/spu-protos.h (spu_function_value): Likewise.
7624 * config/spu/spu.c (spu_pass_by_reference, spu_return_in_memory,
7625 spu_function_value): Likewise.
7626 * config/stormy16/stormy16-protos.h (xstormy16_function_value):
7628 * config/stormy16/stormy16.c (xstormy16_return_in_memory,
7629 xstormy16_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
7630 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
7632 * config/v850/v850.c (v850_return_in_memory,
7633 v850_pass_by_reference, TARGET_PROMOTE_PROTOTYPES): Likewise.
7634 * config/vax/vax.c (TARGET_PROMOTE_PROTOTYPES): Likewise.
7635 * config/xtensa/xtensa.c (xtensa_return_in_msb,
7636 xtensa_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
7637 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
7639 * explow.c (promote_mode, hard_function_value): Likewise.
7640 * expr.h (hard_function_value, promote_mode): Likewise.
7641 * function.c (aggregate_value_p): Likewise.
7642 * hooks.c (hook_bool_const_tree_true): New.
7643 * hooks.h (hook_bool_const_tree_true): New.
7644 * sdbout.c (SET_KNOWN_TYPE_TAG, plain_type_1): Constify.
7645 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
7646 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
7647 TARGET_RETURN_IN_MSB): Likewise.
7648 * target.h (promote_function_args, promote_function_return,
7649 promote_prototypes, return_in_memory, return_in_msb,
7650 pass_by_reference, must_pass_in_stack, callee_copies,
7651 function_value): Likewise.
7652 * targhooks.c (default_return_in_memory,
7653 hook_pass_by_reference_must_pass_in_stack,
7654 hook_callee_copies_named,
7655 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
7656 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
7657 default_function_value): Likewise.
7658 * targhooks.h (default_return_in_memory,
7659 hook_pass_by_reference_must_pass_in_stack,
7660 hook_callee_copies_named,
7661 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
7662 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
7663 default_function_value): Likewise.
7664 * tree-ssa-structalias.c (const_equiv_class_label_t): New.
7665 (equiv_class_label_hash, equiv_class_label_eq): Constify.
7666 * tree-vectorizer.c (bb_in_loop_p): Likewise.
7667 * tree.c (needs_to_live_in_memory): Likewise.
7668 * tree.h (struct tree_type, needs_to_live_in_memory,
7669 aggregate_value_p, must_pass_in_stack_var_size,
7670 must_pass_in_stack_var_size_or_pad): Likewise.
7671 * vmsdbgout.c (write_debug_addr, write_debug_delta4,
7672 write_debug_string, ASM_OUTPUT_DEBUG_STRING, write_rtnbeg,
7673 lookup_filename): Likewise.
7675 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
7678 * config/i386/i386.c (ix86_expand_fp_compare): Expand fp comparison to
7679 fake fcomi i387 instruction for !TARGET_CMOVE.
7680 (ix86_expand_branch): Expand natural sequence with one jump for
7681 all targets, not only TARGET_CMOVE.
7682 * config/i386/i386.md (*cmpfp_0_cc): New define_insn_and_split
7683 pattern to implement fake fcomi sequence. Split instruction after
7684 reload to correct compare sequences.
7685 (*cmpfp_xf_cc): Ditto.
7686 (*cmpfp_<mode>_cc): Ditto.
7687 (*cmpfp_u_cc): Ditto.
7688 (*cmpfp_<mode>_cc): Ditto.
7690 2007-08-23 Richard Guenther <rguenther@suse.de>
7692 * tree-pretty-print.c (dump_generic_node): Annotate
7693 GIMPLE_MODIFY_STMTs with volatile ops with "{v}".
7695 2007-08-23 Richard Guenther <rguenther@suse.de>
7697 * builtins.c (expand_builtin_mathfn): Wrap argument in
7698 save_expr directly instead of re-building the call.
7699 (expand_builtin_mathfn_2): Likewise.
7700 (expand_builtin_mathfn_3): Likewise.
7701 (expand_builtin_interclass_mathfn): Likewise.
7702 (expand_builtin_int_roundingfn): Set arg.
7703 (expand_builtin_int_roundingfn_2): Likewise.
7705 2007-08-23 Paolo Bonzini <bonzini@gnu.org>
7707 * config/i386/sse.md (*sse_and<mode>3, *sse_ior<mode>3,
7708 *sse_nand<mode>3, *sse_xor<mode>3): New.
7710 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
7712 * config/i386/i386.h (PRINT_OPERAND_PUNCT_VALID_P): Add ';' code.
7713 * config/i386/i386.c (print_operand): Handle ';' code. Output
7714 semicolon for TARGET_MACHO.
7715 * config/i386/sync.md (*sync_compare_and_swap<mode>): Use '%;' to
7716 emit semicolon after 'lock' prefix.
7717 (sync_double_compare_and_swap<mode>): Ditto.
7718 (*sync_double_compare_and_swapdi_pic): Ditto.
7719 (*sync_compare_and_swap_cc<mode>): Ditto.
7720 (sync_double_compare_and_swap_cc<mode>): Ditto.
7721 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
7722 (sync_old_add<mode>): Ditto.
7723 (sync_add<mode>): Ditto.
7724 (sync_sub<mode>): Ditto.
7725 (sync_ior<mode>): Ditto.
7726 (sync_and<mode>): Ditto.
7727 (sync_xor<mode>): Ditto.
7729 2007-08-22 Chao-ying Fu <fu@mips.com>
7731 * rtl.c (rtx_code_size): Check CONST_FIXED to calcualte correct sizes
7733 (copy_rtx): Handle CONST_FIXED.
7734 (rtx_equal_p): Likewise.
7735 * rtl.h (fixed_value.h): New include.
7736 (rtx_def): Add a new field of fixed_value to u.
7737 (XCNMPFV): Define for accessing fixed_value.
7738 (CONST_FIXED_VALUE, CONST_FIXED_VALUE_HIGH, CONST_FIXED_VALUE_LOW):
7740 * rtl.def (CONST_FIXED): New constant.
7741 (SS_MULT, US_MULT, SS_DIV, US_DIV, FRACT_CONVERT,
7742 UNSIGNED_FRACT_CONVERT, SAT_FRACT, UNSIGNED_SAT_FRACT, US_NEG,
7743 US_ASHIFT): New codes.
7744 * doc/rtl.texi (Expressions): Document const_fixed, us_neg, ss_mult,
7745 us_mult, ss_div, us_div, us_ashift, fract_convert, sat_fract,
7746 unsigned_fract_convert, unsigned_sat_fract): Document them.
7747 * varasm.c (assemble_integer): Extend to support fixed-point constants
7748 by using different machine classes.
7749 (decode_addr_const): Handle FIXED_CST.
7750 (const_hash_1): Likewise.
7751 (compare_constant): Likewise.
7752 (copy_constant): Likewise.
7753 (const_rtx_hash_1): Handle CONST_FIXED.
7754 (output_constant_pool_2): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
7755 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
7757 (initializer_constant_valid_p): Handle FIXED_CST.
7758 (output_constant): Support FIXED_POINT_TYPE.
7759 * gengenrtl.c (excluded_rtx): Check CONST_FIXED to exclude.
7760 * cse.c (hash_rtx): Support CONST_FIXED.
7761 (exp_equiv_p): Likewise.
7762 (cannon_reg): Likewise.
7763 (fold_rtx): Likewise.
7764 (equiv_constant): Likewise.
7765 (cse_process_notes_1): Likewise.
7766 (count_reg_usage): Likewise.
7767 * cselib.c (entry_and_rtx_equal_p): Check CONST_FIXED.
7768 (rtx_equal_for_cselib_p): Handle CONST_FIXED.
7769 (wrap_constant): Check CONST_FIXED.
7770 (cselib_hash_rtx): Support CONST_FIXED.
7771 (cselib_subst_to_values): Likewise.
7772 * df-scan.c (df_uses_record): Likewise.
7773 * gcse.c (want_to_gcse_p): Likewise.
7774 (oprs_unchanged_p): Likewise.
7775 (oprs_not_set_p): Likewise.
7776 (compute_transp): Likewise.
7777 (extract_mentioned_regs_helper): Likewise.
7778 * genemit.c (gen_exp): Likewise.
7779 * local-alloc.c (equiv_init_varies_p): Likewise.
7780 (contains_replace_regs): Likewise.
7781 (memref_referenced_p): Likewise.
7782 * loop-invariant.c (check_maybe_invariant): Likewise.
7783 (hash_invariant_expr_1): Likewise.
7784 (invariant_expr_equal_p): Likewise.
7785 * postreload-gcse.c (oprs_unchanged_p): Likewise.
7786 * regclass.c (reg_scan_mark_refs): Likewise.
7787 * regrename.c (scan_rtx): Likewise.
7788 * resource.c (mark_referenced_resources): Likewise.
7789 (mark_set_resources): Likewise.
7790 * rtlanal.c (rtx_unstable_p): Likewise.
7791 (rtx_varies_p): Likewise.
7792 (count_occurrences): Likewise.
7793 (reg_mentioned_p): Likewise.
7794 (modified_between_p): Likewise.
7795 (modified_in_p): Likewise.
7796 (volatile_insn_p): Likewise.
7797 (volatile_refs_p): Likewise.
7798 (side_effects_p): Likewise.
7799 (may_trap_p_1): Likewise.
7800 (inequality_comparisons_p): Likewise.
7801 (computed_jump_p_1): Likewise.
7802 (commutative_operand_precedence): Likewise.
7803 * sched-deps.c (sched_analyze_2): Likewise.
7804 * sched-vis.c (print_value): Likewise.
7805 * reload.c (operands_match_p): Likewise.
7806 (subst_reg_equivs): Likewise.
7807 * reload1.c (eliminate_regs_1): Likewise.
7808 (elimination_effects): Likewise.
7809 (scan_paradoxical_subregs): Likewise.
7810 * alias.c (rtx_equal_for_memref_p): Likewise.
7811 * Makefile.in (RTL_BASE_H): Add fixed-value.h.
7812 * emit-rtl.c (const_fixed_htab): New hash table.
7813 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed):
7815 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed,
7816 const_fixed_from_fixed_value): New functions.
7817 (verify_rtx_sharing): Handle CONST_FIXED.
7818 (copy_rtx_if_shared_1): Likewise.
7819 (reset_used_flags): Likewise.
7820 (set_used_flags): Likewise.
7821 (copy_insn_1): Likewise.
7822 (init_emit_once): Create const_fixed_htab.
7823 Store fixed-point scalar and vector zero and one to const_tiny_rtx.
7825 2007-08-22 Zdenek Dvorak <ook@ucw.cz>
7827 PR tree-optimization/32949
7828 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Test nowrap_type_p
7829 before failing for ivs with non-constant step.
7831 2007-08-22 Hans-Peter Nilsson <hp@axis.com>
7833 * doc/md.texi (Iterators): Renamed from Macros. All contents
7834 changed to reflect rename of respectively define_code_macro and
7835 define_mode_macro to define_code_iterator and define_mode_iterator.
7836 (Mode Iterators, Code Iterators): Similar.
7837 * read-rtl.c (struct iterator_group, struct iterator_traverse_data)
7838 (uses_mode_iterator_p, apply_mode_iterator, uses_code_iterator_p)
7839 (apply_iterator_to_string, uses_iterator_p, apply_iterator_traverse)
7840 (initialize_iterators, find_iterator, check_code_iterator)
7841 (map_attr_string, apply_mode_maps, apply_iterator_to_rtx, add_mapping)
7842 (read_mapping, read_rtx_1): Similar.
7843 * config/alpha/sync.md, config/alpha/alpha.md, config/frv/frv.md,
7844 config/s390/s390.md, config/m32c/blkmov.md, config/m32c/m32c.md,
7845 config/spu/spu.md, config/sparc/sparc.md, config/sparc/sync.md,
7846 config/i386/i386.md, config/i386/mmx.md, config/i386/sse.md,
7847 config/i386/sync.md, config/crx/crx.md, config/xtensa/xtensa.md,
7848 config/cris/cris.c, config/cris/cris.md, config/ia64/sync.md,
7849 config/ia64/div.md, config/ia64/vect.md, config/ia64/ia64.md,
7850 config/m68k/m68k.md, config/rs6000/spe.md, config/rs6000/altivec.md,
7851 config/rs6000/sync.md, config/rs6000/rs6000.md,
7852 config/arm/vec-common.md, config/arm/neon.md, config/arm/iwmmxt.md,
7853 config/arm/arm.md, config/mips/mips-dsp.md, config/mips/mips.md,
7854 config/vax/vax.md, config/bfin/bfin.md: Similar.
7856 2007-08-22 David Daney <ddaney@avtrex.com>
7858 * doc/install.texi (Testing): Mention testing on a simulator.
7860 2007-08-22 Janis Johnson <janis187@us.ibm.com>
7862 * config/dfp-bit.c (DFP_TO_DFP): Check for overflow.
7864 * doc/libgcc.texi (Decimal float library routines): Fix formatting
7865 and rearrange floating point conversion functions into different
7868 2007-08-22 Maxim Kuvyrkov <maxim@codesourcery.com>
7870 * target.h (struct gcc_target.sched: dfa_pre_advance_cycle,
7871 dfa_post_advance_cycle): New scheduler hooks.
7872 * target-def.h (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
7873 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): New macros to initialize
7875 (TARGET_SCHED): Use them.
7876 * doc/tm.texi (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
7877 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Document new hooks.
7878 * haifa-sched.c (advance_one_cycle): Invoke new hooks.
7880 * genautomata.c (insn_has_dfa_reservation_p): New DFA interface
7881 function to facilitate debugging.
7882 (INSN_HAS_DFA_RESERVATION_P_FUNC_NAME): New macro.
7883 (output_insn_has_dfa_reservation_p): New static function to output
7884 insn_has_dfa_reservation_p ().
7885 (write_automata): Use it.
7886 * genattr.c (main): Output declaration for
7887 insn_has_dfa_reservation_p ().
7889 2007-08-22 Christian Bruel <christian.bruel@st.com>
7890 Richard Guenther <rguenther@suse.de>
7892 * fold-const.c (fold_binary): Optimize A-A if -ffinite-math-only.
7893 * simplify_rtx (simplify_binary_operation_1): Likewise.
7895 2007-08-22 Rask Ingemann Lambertsen <rask@sygehus.dk>
7897 PR rtl-optimization/32557
7898 * df-problems.c (df_note_bb_compute): Use mws->start_regno instead
7899 of REGNO (mws->mw_reg).
7901 2007-08-22 Richard Guenther <rguenther@suse.de>
7904 * builtins.c (expand_builtin_int_roundingfn): Replace call
7905 argument wrapped with SAVE_EXPR directly.
7906 (expand_builtin_int_roundingfn_2): Likewise.
7908 2007-08-22 Richard Guenther <rguenther@suse.de>
7910 * tree-inline.c (inlinable_function_p): Restore disregarding
7911 inline limits for GNU extern inline functions.
7913 2007-08-22 Richard Guenther <rguenther@suse.de>
7916 * tree.c (host_integerp): Treat sizetype as signed as it is
7919 2007-08-21 Ian Lance Taylor <iant@google.com>
7921 PR tree-optimization/33134
7922 * tree-vrp.c (adjust_range_with_scev): Call
7923 set_value_range_to_value.
7925 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
7927 * value-prof.h (gimple_remove_histogram_value): Remove duplicate
7930 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
7932 * tree-flow-inline.h (next_imm_use_stmt): Remove unecessary
7935 2007-08-21 Nathan Froyd <froydnj@codesourcery.com>
7937 * config/rs6000/rs6000.c (expand_block_clear): Add TARGET_SPE
7938 cases to set eight bytes at a time.
7939 (expand_block_move): Likewise.
7941 2007-08-21 Jakub Jelinek <jakub@redhat.com>
7944 * dwarf2out.c (gen_decl_die): Don't call
7945 gen_tagged_type_instantiation_die if decl doesn't have tagged type.
7947 2007-08-21 Paul Brook <paul@codesourcery.com>
7948 Nathan Sidwell <nathan@codesourcery.com>
7949 Mark Mitchell <mark@codesourcery.com>
7950 Joseph Myers <joseph@codesourcery.com>
7952 * configure.ac: Add --with-pkgversion and --with-bugurl.
7953 * configure: Regenerate.
7954 * doc/install.texi: Document them.
7955 * version.c (version_string): Remove VERSUFFIX.
7956 (VERSUFFIX): Remove.
7957 (pkgversion_string): New.
7958 (bug_report_url): Do not hard-code initializer.
7959 * version.h (pkgversion_string): Declare.
7960 * Makefile.in (PKGVERSION_s, BUGURL_s, PKGVERSION, BUGURL_TEXI):
7962 (version.o): Define PKGVERSION and BUGURL.
7963 (gcc-vers.texi): Define VERSION_PACKAGE and BUGURL.
7964 (%.pod): Define BUGURL.
7965 * gcc.c (process_command, main): Use pkgversion_string.
7966 * toplev.c (compile_file, print_version): Likewise.
7967 * protoize.c (main): Likewise.
7968 * gcov.c (print_version): Likewise. Update copyright date.
7969 * gcov-dump.c (print_version): Likewise. Update copyright date.
7970 * mips-tdump.c (main): Likewise. Update copyright date.
7971 * mips-tfile.c (main): Likewise. Update copyright date.
7972 * doc/include/gcc-common.texi: Include VERSION_PACKAGE as subtitle.
7973 * doc/bugreport.texi: Use BUGURL for bug-reporting instructions;
7974 shorten description.
7975 * doc/gcc.texi: Include VERSION_PACKAGE in version description.
7976 * doc/gccint.texi: Likewise.
7977 * doc/invoke.texi: Use BUGURL for bug-reporting instructions.
7978 Update copyright date.
7980 2007-08-21 Uros Bizjak <ubizjak@gmail.com>
7982 * config/i386/i386.c (ix86_expand_clear): Use FLAGS_REG.
7983 (ix86_expand_strlensi_unroll_1): Ditto.
7984 (ix86_expand_branch): Use FLAGS_REG and FPSR_REG.
7985 (ix86_expand_carry_flag_compare): Update comment.
7987 2007-08-21 Jakub Jelinek <jakub@redhat.com>
7990 * fold-const.c (fold_unary): Optimize BIT_NOT_EXPR of VECTOR_CST.
7991 (fold_binary): Handle vectors in X | ~X and X ^ ~X optimizations.
7993 2007-08-21 Richard Guenther <rguenther@suse.de>
7995 * fold-const.c (fold_binary): Revert removing of index +p PTR folding.
7997 2007-08-21 Richard Guenther <rguenther@suse.de>
8000 * fold-const.c (fold_binary): Remove index +p PTR folding.
8001 Fix types of POINTER_PLUS_EXPR generated by folding of
8004 2007-08-20 Chao-ying Fu <fu@mips.com>
8006 * c-common.h (enum rid): Add new enumeration values of RID_SAT,
8007 RID_FRACT, and RID_ACCUM. RID_SAT needs to be inserted before
8008 RID_ONEWAY, so that it can be checked in declspecs_add_type.
8009 (c_common_fixed_point_type_for_size): Declare.
8010 * c-parser.c (reswords): Add _Fract, _Accum, and _Sat.
8011 (c_token_starts_typename): Handle RID_FRACT, RID_ACCUM, and RID_SAT.
8012 (c_token_starts_declspecs): Likewise.
8013 (c_parser_declspecs): Likewise.
8014 (c_parser_attributes): Likewise.
8015 * c-tree.h (enum c_typespec_keyword): Add cts_fract and cts_accum.
8016 (c_declspecs): Add saturating_p.
8017 * c-decl.c (build_null_declspecs): Initialize saturating_p.
8018 (declspecs_add_type): Avoid using complex with _Fract, _Accum, or
8019 _Sat. Handle RID_SAT.
8020 Avoid using void, bool, char, int, float, double, _Decimal32,
8021 _Decimal64, _Decimal128, and complex with _Sat.
8022 Handle RID_FRACT and RID_ACCUM.
8023 Make sure _Sat is used with _Fract or _Accum.
8024 (finish_declspecs): Handle cts_fract and cts_accum.
8025 * c-common.c (fixed-value.h): New include.
8026 (constant_expression_warning): Handle FIXED_CST.
8027 (overflow_warning): Likewise.
8028 (warnings_for_convert_and_check): Likewise.
8029 (c_common_fixed_point_type_for_size): New.
8030 (c_common_type_for_mode): Handle fixed-point modes to
8031 return various saturating/non-saturating, signed/unsigned types.
8032 (c_common_signed_or_unsigned_type): Support fixed-point types.
8033 (shorten_compare): Check fixed-point zero.
8034 Handle FIXED_POINT_TYPE.
8035 (c_common_truthvalue_conversion): Handle FIXED_CST.
8036 Handle FIXED_POINT_TYPE.
8037 (c_common_nodes_and_builtins): Record builtin types for fixed-point
8039 (handle_mode_attribute): Handle fixed-point modes. Need to check
8040 if the signness of base type and fixed-point modes are consistent.
8041 (handle_vector_size_attribute): Handle fixed-point modes.
8042 (same_scalar_type_ignoring_signedness): Handle FIXED_POINT_TYPE.
8043 (warn_for_div_by_zero): Check fixed-point zero.
8044 * c-typeck.c (c_common_type): Check FIXED_POINT_TYPE. Build
8045 a common fixed-point type based on fbit, ibit, sign, and saturation.
8046 (build_unary_op): Allow FIXED_POINT_TYPE for CONVERT_EXPR,
8047 NEGATE_EXPR, TRUTH_NOT_EXPR, PREINCREMENT_EXPR, POSTINCREMENT_EXPR,
8048 PREDECREMENT_EXPR, and POSTDECREMENT_EXPR.
8049 (convert_for_assignment): Support FIXED_POINT_TYPE.
8050 (digest_init): Handle FIXED_POINT_TYPE.
8051 (build_binary_op): Support FIXED_POINT_TYPE in *_DIV_EXPR,
8052 TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
8053 TRUTH_XOR_EXPR, RSHIFT_EXPR, LSHIFT_EXPR, EQ_EXPR, NE_EXPR, LE_EXPR,
8054 GE_EXPR, LT_EXPR, GT_EXPR.
8055 * target-def.h (TARGET_FIXED_POINT_SUPPORTED_P): New.
8056 (TARGET_INITIALIZER): Add TARGET_FIXED_POINT_SUPPORTED_P.
8057 * target.h (gcc_target): Add fixed_point_supported_p.
8058 * targhooks.c (default_scalar_mode_supported_p): Handle MODE_FRACT,
8059 MODE_UFRACT, MODE_ACCUM, and MODE_UACCUM.
8060 (default_fixed_point_supported_p): Define.
8061 * targhooks.h (default_fixed_point_supported_p): Declare.
8062 * doc/tm.texi (TARGET_FIXED_POINT_SUPPORTED_P): Add.
8063 * doc/install.texi (Configuration): Add --enable-fixed-point.
8064 * configure.ac (--enable-fixed-point): New to enable fixed-point
8065 arithmetic extension to C. For mips targets, we enable it by default.
8066 * configure, config.in: Regenerate.
8068 2007-08-20 Pawel Sikora <pluto@pld-linux.org>
8070 * doc/invoke.texi (-Wnon-virtual-dtor): Update documentation.
8072 2007-08-20 David Edelsohn <edelsohn@gnu.org>
8074 * dwarf2out.c (text_section_used): Move declaration outside ifdef
8075 DWARF2_DEBUGGING_INFO.
8076 (cold_text_section_used): Same.
8077 (cold_text_section): Same.
8079 2007-08-20 Richard Guenther <rguenther@suse.de>
8081 * c-typeck.c (convert_for_assignment): Use the type of
8082 the member for the initialization.
8084 2007-08-20 Richard Guenther <rguenther@suse.de>
8086 * c-objc-common.c (c_disregard_inline_limits): Remove.
8087 * c-objc-common.h (c_disregard_inline_limits): Likewise.
8088 * cgraphunit.c (cgraph_process_new_functions): Call
8089 disregard_inline_limits_p.
8090 (cgraph_preserve_function_body_p): Likewise.
8091 * ipa-inline.c (compute_inline_parameters): Likewise.
8092 * langhooks-def.h (lhd_tree_inlining_disregard_inline_limits):
8094 (LANG_HOOKS_TREE_INLINING_DISREGARD_INLINE_LIMITS): Remove.
8095 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
8096 disregard_inline_limits langhook.
8097 * langhooks.c (lhd_tree_inlining_disregard_inline_limits):
8099 * langhooks.h (lang_hooks_for_tree_inlining): Remove
8100 disregard_inline_limits langhook.
8101 * tree-inline.c (disregard_inline_limits_p): New function.
8102 * tree-inline.h (disregard_inline_limits_p): Declare.
8104 2007-08-20 Richard Guenther <rguenther@suse.de>
8106 * langhooks-def.h (lhd_tree_inlining_auto_var_in_fn_p): Remove.
8107 (LANG_HOOKS_TREE_INLINING_AUTO_VAR_IN_FN_P): Likewise.
8108 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
8109 auto_var_in_fn_p langhook.
8110 * langhooks.c (lhd_tree_inlining_auto_var_in_fn_p): Rename and
8112 * tree.c (auto_var_in_fn_p): ... here.
8113 (find_var_from_fn): Call auto_var_in_fn_p directly.
8114 * langhooks.h (lang_hooks_for_tree_inlining): Remove
8115 auto_var_in_fn_p langhook.
8116 * tree-inline.c (remap_decls): Call auto_var_in_fn_p directly.
8117 (copy_body_r): Likewise.
8118 (self_inlining_addr_expr): Likewise.
8119 * tree.h (auto_var_in_fn_p): Declare.
8121 2007-08-20 Richard Guenther <rguenther@suse.de>
8123 * tree.c (WALK_SUBTREE): Call walk_tree_1.
8124 (walk_type_fields): Take lh parameter.
8125 (walk_tree): Rename to ...
8126 (walk_tree_1): ... this. Do not call the walk_subtrees
8127 langhook but the now passed callback. Pass lh on recursion.
8128 (walk_tree_without_duplicates): Rename to ...
8129 (walk_tree_without_duplicates_1): ... this. Take lh parameter
8130 and call walk_tree_1.
8131 * tree.h (walk_tree_lh): New typedef.
8132 (walk_tree_1): Declare.
8133 (walk_tree_without_duplicates_1): Likewise.
8134 (walk_tree): New define to walk_tree_1 with NULL lh parameter.
8135 (walk_tree_without_duplicates): New define to
8136 walk_tree_without_duplicates_1 with NULL lh parameter.
8137 * langhooks.c (lhd_tree_inlining_walk_subtrees): Remove.
8138 * langhooks.h (lang_hooks_for_tree_inlining): Remove walk_subtrees
8140 * langhooks-def.h (lhd_tree_inlining_walk_subtrees): Remove.
8141 (LANG_HOOKS_TREE_INLINING_WALK_SUBTREES): Likewise.
8142 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove walk_subtrees
8145 2007-08-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
8148 * tree-inline.c (optimize_inline_calls): Move the cgraph checking
8149 code in front of the compacting of basic blocks.
8150 Move the folding of statements inbetween the cgraph checking
8151 and compacting of basic blocks.
8153 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
8154 Serge Belyshev <belyshev@depni.sinp.msu.ru>
8157 * config/alpha/alpha.c (va_list_skip_additions): Check for
8158 POINTER_PLUS_EXPR in addition to PLUS_EXPR.
8159 (alpha_stdarg_optimize_hook): Look for POINTER_PLUS_EXPR instead of
8160 PLUS_EXPR when checking ap.__base.
8161 (alpha_va_start): Create POINTER_PLUS_EXPR instead of PLUS_EXPR
8162 when doing addition on pointer types. Use size_int instead of
8164 (alpha_gimplify_va_arg_1): Likewise, but use sizetype instead of
8165 ptr_type in the second operand.
8167 2007-08-19 Andrew Pinski <pinskia@gmail.com>
8170 * config/i386/darwin.h (CC1_SPEC): Add %(cc1_cpu) in front.
8172 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
8175 * cfgexpand.c (expand_one_register_var): Mark pointer
8176 DECL_ARTIFICIAL as REG_POINTER also.
8177 * stmt.c (expand_decl): Likewise.
8179 2007-08-19 Daniel Berlin <dberlin@dberlin.org>
8186 * tree-flow.h (struct stmt_ann_d): Remove makes_clobbering_call.
8187 * tree-ssa-alias.c (init_transitive_clobber_worklist): Add
8188 on_worklist argument and avoid adding things to worklist multiple
8190 (add_to_worklist): Ditto.
8191 (mark_aliases_call_clobbered): Mark entire structure clobbered if
8192 single SFT is clobbered.
8193 (set_initial_properties): Ditto.
8194 (compute_call_clobbered): Update for changes to function
8196 (create_overlap_variables_for): Always create SFT for offset 0.
8197 (create_structure_vars): Handle PHI's, since we are in SSA form at
8199 * tree-ssa-loop-ivopts.c (get_ref_tag): Don't return subvars.
8200 * tree-ssa-operands.c (access_can_touch_variable): Don't handle
8202 (add_vars_for_offset): Figure out aliases from access + points-to.
8203 (add_virtual_operand): Use add_vars-for_offset.
8204 (get_tmr_operands): Update for NMT changes, rewrite to be correct.
8205 (add_call_clobber_ops): Remove makes_clobbering_call set.
8206 (get_expr_operands): Always pass through the INDIRECT_REF
8208 * tree-ssa-structalias.c (struct constraint_graph): Remove
8210 Add pe, pe_rep, pointer_label, loc_label, pointed_by, points_to,
8211 address_taken, pt_used, number_incoming.
8212 (FIRST_ADDR_NODE): Removed.
8213 (merge_graph_nodes): Remove broken code for the moment.
8214 (init_graph): New function.
8215 (build_pred_graph): Remove code to init_graph.
8216 Add location equivalence support.
8217 (struct scc_info): Rename roots to deleted.
8219 (init_scc_info): Ditto
8220 (init_topo_info): Use graph->size.
8221 (compute_topo_order): Ditto.
8222 (do_da_constraint): Removed.
8223 (do_sd_constraint): Remove calls to find().
8224 set_union_with_increment should always get 0 as last arg here.
8225 (do_complex_constraint): Replace do_da_constraint with assert.
8227 (struct equiv_class_label): New.
8228 (pointer_equiv_class_table): Ditto.
8229 (location_equiv_class_table): Ditto.
8230 (equiv_class_label_hash): Ditto.
8231 (equiv_class_label_eq): Ditto
8232 (equiv_class_lookup): Ditto.
8233 (equiv_class_ladd): Ditto.
8234 (pointer_equiv_class): Ditto.
8235 (location_equiv_class): Ditto.
8236 (condense_visit): Rename and rewrite from label_visit to do only
8237 SCC related stuff for HU.
8238 (label_visit): Do HU work for HU.
8239 (perform_var_substitution): Update to do HU and location
8241 (free_var_substitution_info): Update to free HU and location
8242 equivalence structures. */
8243 (find_equivalent_node): Update for pointer but not location
8245 (unite_pointer_equivalences): New function.
8246 (move_complex_constraints): Rewrite to only do moving.
8247 (rewrite_constraints): Split out of move_complex_constraints.
8248 (solve_graph): Use graph->size.
8249 (process_constraint_1): Add from_call argument, use it.
8250 Split *a = &b into two constraints.
8251 (process_constraint): Use new process_constraint_1.
8252 (get_constraint_for_component_ref): Handle bitmaxsize == -1 case.
8253 (get_constraint_for): Handle non-pointer integers properly.
8254 Remove code that used to handle structures.
8255 (handle_ptr_arith): Fix a few bugs in pointer arithmetic handling
8256 with unknown addends.
8257 (handle_rhs_call): New function.
8258 (find_func_aliases): Use handle_rhs_call.
8259 (set_uids_in_ptset): Add an assert.
8260 (set_used_smts): Fix bug in not considering unified vars.
8261 (compute_tbaa_pruning): Stop initing useless iteration_obstack.
8262 (compute_points_to_sets): Update for other function changes.
8263 (delete_points_to_sets): Ditto.
8264 (ipa_pta_execute): Ditto.
8265 (pass_ipa_pta): We need to update SSA after ipa_pta.
8267 2007-08-19 Jan Hubicka <jh@suse.cz>
8269 * i386.md: Replace "rim" and "mri" constraints by "g".
8271 2007-08-19 Joseph Myers <joseph@codesourcery.com>
8273 * dwarf2out.c (text_section_used, cold_text_section_used,
8274 cold_text_section, dwarf2out_note_section_used): New.
8275 (dwarf2out_init): Initialize cold_text_section.
8276 (dwarf2out_switch_text_section, dwarf2out_begin_function): Call
8277 dwarf2out_note_section_used.
8278 (size_of_aranges): Only count entry for text section if it was
8279 used. Count entry for cold text section if it was used.
8280 (output_aranges): Only output entries for text section and cold
8281 text section if they were used.
8283 2007-08-19 Andrew Pinski <pinskia@gmail.com>
8285 * tree-pretty-print.c (debug_generic_expr): Add a comment about
8287 (debug_generic_stmt): Likewise.
8288 (debug_tree_chain): Likewise.
8290 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
8292 * tree-data-refs.c (split_constant_offset): Expose.
8293 * tree-data-refs.h (split_constant_offset): Add declaration.
8295 * tree-vectorizer.h (dr_alignment_support): Renamed
8296 dr_unaligned_software_pipeline to dr_explicit_realign_optimized.
8297 Added a new value dr_explicit_realign.
8298 (_stmt_vec_info): Added new fields: dr_base_address, dr_init,
8299 dr_offset, dr_step, and dr_aligned_to, along with new access
8300 functions for these fields: STMT_VINFO_DR_BASE_ADDRESS,
8301 STMT_VINFO_DR_INIT, STMT_VINFO_DR_OFFSET, STMT_VINFO_DR_STEP, and
8302 STMT_VINFO_DR_ALIGNED_TO.
8304 * tree-vectorizer.c (vect_supportable_dr_alignment): Add
8306 In case of outer-loop vectorization with non-fixed misalignment - use
8307 the dr_explicit_realign scheme instead of the optimized realignment
8309 (new_stmt_vec_info): Initialize new fields.
8311 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Handle the
8312 'nested_in_vect_loop' case. Change verbosity level.
8313 (vect_analyze_data_ref_access): Handle the 'nested_in_vect_loop' case.
8314 Don't fail on zero step in the outer-loop for loads.
8315 (vect_analyze_data_refs): Call split_constant_offset to calculate
8316 base, offset and init relative to the outer-loop.
8318 * tree-vect-transform.c (vect_create_data_ref_ptr): Replace the unused
8319 BSI function argument with a new function argument - at_loop.
8320 Simplify the condition that determines STEP. Takes additional argument
8321 INV_P. Support outer-loop vectorization (handle the
8322 nested_in_vect_loop case), including zero step in the outer-loop. Call
8323 vect_create_addr_base_for_vector_ref with additional argument.
8324 (vect_create_addr_base_for_vector_ref): Takes additional argument LOOP.
8325 Updated function documentation. Handle the 'nested_in_vect_loop' case.
8326 Fixed and simplified calculation of step.
8327 (vectorizable_store): Call vect_create_data_ref_ptr with loop instead
8328 of bsi, and with additional argument. Call bump_vector_ptr with
8329 additional argument. Fix typos. Handle the 'nested_in_vect_loop' case.
8330 (vect_setup_realignment): Takes additional arguments INIT_ADDR and
8331 DR_ALIGNMENT_SUPPORT. Returns another value AT_LOOP. Handle the case
8332 when the realignment setup needs to take place inside the loop.
8333 Support the dr_explicit_realign scheme. Allow generating the optimized
8334 realignment scheme for outer-loop vectorization. Added documentation.
8335 (vectorizable_load): Support the dr_explicit_realign scheme. Handle
8336 the 'nested_in_vect_loop' case, including loads that are invariant in
8337 the outer-loop and the realignment schemes. Handle the case when the
8338 realignment setup needs to take place inside the loop. Call
8339 vect_setup_realignment with additional arguments. Call
8340 vect_create_data_ref_ptr with additional argument and with loop instead
8341 of bsi. Fix 80-column overflow. Fix typos. Rename PHI_STMT to PHI.
8342 (vect_gen_niters_for_prolog_loop): Call
8343 vect_create_addr_base_for_vector_ref with additional arguments.
8344 (vect_create_cond_for_align_checks): Likewise.
8345 (bump_vector_ptr): Updated to support the new dr_explicit_realign
8346 scheme: takes additional argument bump; argument ptr_incr is now
8347 optional; updated documentation.
8348 (vect_init_vector): Takes additional argument (bsi). Use it, if
8349 available, to insert the vector initialization.
8350 (get_initial_def_for_induction): Pass additional argument in call to
8352 (vect_get_vec_def_for_operand): Likewise.
8353 (vect_setup_realignment): Likewise.
8354 (vectorizable_load): Likewise.
8356 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
8358 * tree-vectorizer.h (vect_is_simple_reduction): Takes a loop_vec_info
8359 as argument instead of struct loop.
8360 (nested_in_vect_loop_p): New function.
8361 (vect_relevant): Add enum values vect_used_in_outer_by_reduction and
8363 (is_loop_header_bb_p): New. Used to differentiate loop-header phis
8364 from other phis in the loop.
8365 (destroy_loop_vec_info): Add additional argument to declaration.
8367 * tree-vectorizer.c (supportable_widening_operation): Also check if
8368 nested_in_vect_loop_p (don't allow changing the order in this case).
8369 (vect_is_simple_reduction): Takes a loop_vec_info as argument instead
8370 of struct loop. Call nested_in_vect_loop_p and don't require
8371 flag_unsafe_math_optimizations if it returns true.
8372 (new_stmt_vec_info): When setting def_type for phis differentiate
8373 loop-header phis from other phis.
8374 (bb_in_loop_p): New function.
8375 (new_loop_vec_info): Inner-loop phis already have a stmt_vinfo, so
8376 just update their loop_vinfo. Order of BB traversal now matters -
8377 call dfs_enumerate_from with bb_in_loop_p.
8378 (destroy_loop_vec_info): Takes additional argument to control whether
8379 stmt_vinfo of the loop stmts should be destroyed as well.
8380 (vect_is_simple_reduction): Allow the "non-reduction" use of a
8381 reduction stmt to be defines by a non loop-header phi.
8382 (vectorize_loops): Call destroy_loop_vec_info with additional argument.
8384 * tree-vect-transform.c (vectorizable_reduction): Call
8385 nested_in_vect_loop_p. Check for multitypes in the inner-loop.
8386 (vectorizable_call): Likewise.
8387 (vectorizable_conversion): Likewise.
8388 (vectorizable_operation): Likewise.
8389 (vectorizable_type_promotion): Likewise.
8390 (vectorizable_type_demotion): Likewise.
8391 (vectorizable_store): Likewise.
8392 (vectorizable_live_operation): Likewise.
8393 (vectorizable_reduction): Likewise. Also pass loop_info to
8394 vect_is_simple_reduction instead of loop.
8395 (vect_init_vector): Call nested_in_vect_loop_p.
8396 (get_initial_def_for_reduction): Likewise.
8397 (vect_create_epilog_for_reduction): Likewise.
8398 (vect_init_vector): Check which loop to work with, in case there's an
8400 (get_initial_def_for_inducion): Extend to handle outer-loop
8401 vectorization. Fix indentation.
8402 (vect_get_vec_def_for_operand): Support phis in the case vect_loop_def.
8403 In the case vect_induction_def get the vector def from the induction
8404 phi node, instead of calling get_initial_def_for_inducion.
8405 (get_initial_def_for_reduction): Extend to handle outer-loop
8407 (vect_create_epilog_for_reduction): Extend to handle outer-loop
8409 (vect_transform_loop): Change assert to just skip this case. Add a
8411 (vect_finish_stmt_generation): Add a couple asserts.
8413 (vect_estimate_min_profitable_iters): Multiply
8414 cost of inner-loop stmts (in outer-loop vectorization) by estimated
8416 (vect_model_reduction_cost): Don't add reduction epilogue cost in case
8417 this is an inner-loop reduction in outer-loop vectorization.
8419 * tree-vect-analyze.c (vect_analyze_scalar_cycles_1): New function.
8420 Same code as what used to be vect_analyze_scalar_cycles, only with
8421 additional argument loop, and loop_info passed to
8422 vect_is_simple_reduction instead of loop.
8423 (vect_analyze_scalar_cycles): Code factored out into
8424 vect_analyze_scalar_cycles_1. Call it for each relevant loop-nest.
8425 Updated documentation.
8426 (analyze_operations): Check for inner-loop loop-closed exit-phis during
8427 outer-loop vectorization that are live or not used in the outerloop,
8428 cause this requires special handling.
8429 (vect_enhance_data_refs_alignment): Don't consider versioning for
8431 (vect_analyze_data_refs): Check that there are no datarefs in the
8433 (vect_mark_stmts_to_be_vectorized): Also consider vect_used_in_outer
8434 and vect_used_in_outer_by_reduction cases.
8435 (process_use): Also consider the case of outer-loop stmt defining an
8436 inner-loop stmt and vice versa.
8437 (vect_analyze_loop_1): New function.
8438 (vect_analyze_loop_form): Extend, to allow a restricted form of nested
8439 loops. Call vect_analyze_loop_1.
8440 (vect_analyze_loop): Skip (inner-)loops within outer-loops that have
8441 been vectorized. Call destroy_loop_vec_info with additional argument.
8443 * tree-vect-patterns.c (vect_recog_widen_sum_pattern): Don't allow
8444 in the inner-loop when doing outer-loop vectorization. Add
8445 documentation and printout.
8446 (vect_recog_dot_prod_pattern): Likewise. Also add check for
8447 GIMPLE_MODIFY_STMT (in case we encounter a phi in the loop).
8449 2007-08-18 Andrew Pinski <pinskia@gmail.com>
8451 * tree-affine.h (print_aff): New prototype.
8452 (debug_aff): Likewise.
8453 * tree-affine.c (print_aff): New function.
8454 (debug_aff): Likewise.
8456 2007-08-18 Paul Brook <paul@codesourcery.com>
8457 Joseph Myers <joseph@codesourcery.com>
8459 * common.opt (-fdebug-prefix-map=): New option.
8460 * opts.c: Include debug.h.
8461 (common_handle_option): Handle -fdebug-prefix-map.
8462 * final.c: Include ggc.h.
8463 (struct debug_prefix_map, debug_prefix_maps, add_debug_prefix_map,
8464 remap_debug_filename): New.
8465 * Makefile.in (final.o, opts.o): Update dependencies.
8466 * debug.h (remap_debug_filename, add_debug_prefix_map): Declare.
8467 * configure.ac: Check for assembler --debug-prefix-map support.
8468 * configure, config.in: Regenerate.
8469 * gcc.c (ASM_MAP): Define conditional on HAVE_AS_DEBUG_PREFIX_MAP.
8470 (ASM_DEBUG_SPEC): Include ASM_MAP.
8471 * doc/install.texi (--with-debug-prefix-map): Document.
8472 * doc/invoke.texi (-fdebug-prefix-map): Document.
8473 * dbxout.c (dbxout_init, dbxout_start_source_file,
8474 dbxout_source_file): Call remap_debug_filename.
8475 * dwarf2out.c (add_comp_dir_attribute, maybe_emit_file,
8476 dwarf2out_start_source_file, dwarf2out_finish): Call
8477 remap_debug_filename.
8478 (file_table_relative_p): Do not check d->emitted_number.
8479 * toplev.c (output_file_directive): Call remap_debug_filename.
8480 * vmsdbgout.c (write_srccorr): Call remap_debug_filename.
8481 * xcoffout.c (xcoffout_source_file): Call remap_debug_filename.
8483 2007-08-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8485 * loop-invariant.c (find_invariants_to_move): Add missing macro
8488 2007-08-17 Tom Tromey <tromey@redhat.com>
8490 * tree.h (struct tree_label_decl): Removed old "java" fields.
8492 2007-08-17 Richard Sandiford <richard@codesourcery.com>
8493 Nigel Stephens <nigel@mips.com>
8495 * config/mips/sde.h (DRIVER_SELF_SPECS): Add commas.
8496 Treat -mno-data-in-code and -mcode-xonly as aliases for
8497 -mcode-readable=no and -mcode-readable=pcrel respectively.
8498 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Add -mcode-xonly.
8499 (MULTILIB_OPTIONS): Add -mcode-readable=no multilibs.
8500 (MULTILIB_DIRNAMES): Update accordingly.
8502 2007-08-17 H.J. Lu <hongjiu.lu@intel.com>
8504 * Makefile.in (version.o): Depend on $(REVISION) only if
8505 REVISION_s is defined.
8507 2007-08-17 Sa Liu <saliu@de.ibm.com>
8508 Ulrich Weigand <uweigand@de.ibm.com>
8511 * tree.c (reconstruct_complex_type): For a pointer to a vector,
8512 use build_qualified_type to retain qualifiers of the base type.
8514 2007-08-17 Chen Liqin <liqin@sunnorth.com.cn>
8516 * config/score/score.md : Update pattern tablejump.
8517 * config/score/score.c : Update score_initialize_trampoline
8519 * config/score/score.h (TRAMPOLINE_TEMPLATE): Added macro.
8520 (TRAMPOLINE_INSNS, TRAMPOLINE_SIZE) Update macro.
8521 * doc/contrib.texi: Add my entry.
8523 2007-08-16 H.J. Lu <hongjiu.lu@intel.com>
8525 * Makefile.in (REVISION): New.
8528 (version.o): Also depend on $(REVISION). Add
8529 -DREVISION=$(REVISION_s).
8531 * version.c (version_string): Add REVISION.
8533 2007-08-16 Seongbae Park <seongbae.park@gmail.com>
8535 * tree-eh.c (lower_try_finally_onedest): Reset the locus
8536 of GOTO that's relocated to a different block.
8538 2007-08-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8540 * c-common.c (const_strip_array_types): New.
8541 * c-common.h (lang_missing_noreturn_ok_p): Delete.
8542 (const_strip_array_types): New.
8543 * c-objc-common.c (c_disregard_inline_limits,
8544 c_warn_unused_global_decl): Constify.
8545 * c-tree.h (c_disregard_inline_limits, c_warn_unused_global_decl,
8546 c_vla_type_p, c_incomplete_type_error): Likewise.
8547 * c-typeck.c (c_incomplete_type_error, c_vla_type_p): Likewise.
8548 * hooks.c (hook_bool_const_tree_false): New.
8549 * hooks.h (hook_bool_const_tree_false): Likewise.
8550 * langhooks-def.h (lhd_warn_unused_global_decl,
8551 lhd_incomplete_type_error, lhd_expr_size,
8552 lhd_tree_inlining_disregard_inline_limits,
8553 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
8554 LANG_HOOKS_GENERIC_TYPE_P, LANG_HOOKS_TYPE_MAX_SIZE): Constify.
8555 * langhooks.c (lhd_warn_unused_global_decl,
8556 lhd_incomplete_type_error,
8557 lhd_tree_inlining_disregard_inline_limits,
8558 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
8559 lhd_expr_size): Likewise.
8560 * langhooks.h (lang_hooks_for_tree_inlining,
8561 lang_hooks_for_tree_dump, lang_hooks_for_types,
8562 lang_hooks_for_decls, lang_hooks): Likewise.
8563 * pointer-set.c (pointer_set_t, pointer_set_create,
8564 pointer_set_contains, insert_aux, pointer_set_insert,
8565 pointer_set_traverse, pointer_map_t, pointer_map_create,
8566 pointer_map_contains, pointer_map_insert, pointer_map_traverse):
8568 * pointer-set.h (pointer_set_contains, pointer_set_insert,
8569 pointer_set_traverse, pointer_map_contains, pointer_map_insert,
8570 pointer_map_traverse): Likewise.
8571 * predict.c (assert_is_empty): Likewise.
8572 * tree-affine.c (free_name_expansion): Likewise.
8573 * tree-cfg.c (edge_to_cases_cleanup): Likewise.
8574 * tree.c (size_in_bytes, max_int_size_in_bytes): Likewise.
8575 * tree.h (size_in_bytes, max_int_size_in_bytes): Likewise.
8577 2007-08-16 Victor Kaplansky <victork@il.ibm.com>
8579 * tree-vectorizer.c (new_loop_vec_info): Initialize new
8581 (destroy_loop_vec_info): Add call to VEC_free.
8582 * tree-vectorizer.h (may_alias_ddrs): Define.
8583 (LOOP_VINFO_MAY_ALIAS_DDRS): Define.
8584 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
8585 Change reporting to dump.
8586 (vect_is_duplicate_ddr): New.
8587 (vect_mark_for_runtime_alias_test): New.
8588 (vect_analyze_data_ref_dependences) Add call to
8589 vect_mark_for_runtime_alias_test.
8590 (vect_enhance_data_refs_alignment): Define local variable
8591 vect_versioning_for_alias_required, don't perform
8592 peeling for alignment if versioning for alias is
8594 (vect_enhance_data_refs_alignment): Use
8595 PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS instead of
8596 PARAM_VECT_MAX_VERSION_CHECKS.
8597 * tree-vect-transform.c
8598 (vect_create_cond_for_alias_checks): New.
8599 (vect_transform_loop): Add call to
8600 vect_create_cond_for_alias_checks.
8601 (vect_vfa_segment_size): New.
8602 * params.def (PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS):
8604 (PARAM_VECT_MAX_VERSION_FOR_ALIAS_CHECKS): Define.
8605 * gcc/doc/invoke.texi
8606 (vect-max-version-for-alignment-checks): Document.
8607 (vect-max-version-for-alias-checks): Document.
8608 (vect-max-version-checks): Remove.
8610 2007-08-16 Uros Bizjak <ubizjak@gmail.com>
8612 * config/i386/i386.md (*rep_movdi_rex64): Emit "rep" prefix on
8613 the same line as the instruction for all asm dialects.
8614 (*rep_movsi): Ditto.
8615 (*rep_movsi_rex64): Ditto.
8616 (*rep_movqi): Ditto.
8617 (*rep_movqi_rex64): Ditto.
8618 (*rep_stosdi_rex64): Ditto.
8619 (*rep_stossi): Ditto.
8620 (*rep_stossi_rex64): Ditto.
8621 (*rep_stosqi): Ditto.
8622 (*rep_stosqi_rex64): Ditto.
8623 (*cmpstrnqi_nz_1): Ditto.
8624 (*cmpstrnqi_nz_rex_1): Ditto.
8625 (*cmpstrnqi_1): Ditto.
8626 (*cmpstrnqi_rex_1): Ditto.
8627 (*strlenqi_1): Ditto.
8628 (*strlenqi_rex_1): Ditto.
8629 * config/i386/sync.md (*sync_compare_and_swap<mode>): Emit "lock"
8630 prefix on the same line as the instruction for all asm dialects.
8631 (sync_double_compare_and_swap<mode>): Ditto.
8632 (*sync_double_compare_and_swapdi_pic): Ditto.
8633 (*sync_compare_and_swap_cc<mode>): Ditto.
8634 (sync_double_compare_and_swap_cc<mode>): Ditto.
8635 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
8636 (sync_old_add<mode>): Ditto.
8637 (sync_add<mode>): Ditto.
8638 (sync_sub<mode>): Ditto.
8639 (sync_ior<mode>): Ditto.
8640 (sync_and<mode>): Ditto.
8641 (sync_xor<mode>): Ditto.
8643 2007-08-16 Richard Sandiford <richard@codesourcery.com>
8646 * reload.c (find_reloads): Check that the memory returned by
8647 find_reloads_toplev was not the result of forcing a constant
8649 (find_reloads_toplev): Always use simplify_gen_subreg to get
8650 the subreg of a constant. If the result is also a constant,
8651 but not a legitimate one, force it into the constant pool
8652 and reload its address.
8654 2007-08-15 David Edelsohn <edelsohn@gnu.org>
8656 * config/rs6000/rs6000.c (rs6000_rtx_costs): Add CLZ, CTZ, and
8659 2007-08-15 Daniel Jacobowitz <dan@codesourcery.com>
8661 * config/rs6000/rs6000.c (rs6000_file_start): Output a .gnu_attribute
8662 directive for the current vector ABI.
8664 2007-08-15 Steve Ellcey <sje@cup.hp.com>
8667 * caller-save.c (reg_save_code): Set invalide status on restore code.
8669 2007-08-15 Diego Novillo <dnovillo@google.com>
8671 * tree-ssa-alias.c (compute_memory_partitions): Use
8672 alias_bitmap_obstack to allocate bitmaps.
8673 (reset_alias_info): Factor out of init_alias_info.
8674 Mark all name tags not associated to an SSA name for renaming.
8675 (init_alias_info): Call it.
8676 (create_name_tags): Tidy. Add comments.
8677 (dump_points_to_info_for): Do not call get_mem_sym_stats_for.
8679 2007-08-15 Maxim Kuvyrkov <maxim@codesourcery.com>
8681 * config/mips/mips.c (vr4130_swap_insns_p): Use new interface to
8682 scheduler dependencies.
8684 2007-08-15 Rask Ingemann Lambertsen <rask@sygehus.dk>
8686 * config/i386/i386.md (subsi3_carry_zext): Remove "m" constraint for
8688 (*iorsi_1_zext): Likewise.
8689 (*iorsi_1_zext_imm): Likewise.
8690 * config/i386/sse.md: (*sse4_1_extractps): Use "nonimmediate_operand"
8691 with "rm"/"xm" constraint.
8692 (sse2_vmsqrtv2df2): Likewise.
8694 2007-08-15 Jakub Jelinek <jakub@redhat.com>
8697 * emit-rtl.c (try_split): Use INSN_LIST instead of EXPR_LIST for
8700 2007-08-14 Daniel Berlin <dberlin@dberlin.org>
8702 * tree-pass.h (PROP_pta): Removed.
8703 (TODO_rebuild_alias): New.
8704 (pass_may_alias): Removed.
8705 * tree-ssa-ccp.c (execute_fold_all_builtins): Only rebuild
8706 aliasing if we changed something.
8707 * tree-ssa-alias.c (compute_may_aliases): Make non-static. Update
8709 (pass_may_alias): Removed.
8710 (create_structure_vars): Return TODO_rebuild_alias.
8711 * tree-ssa-pre.c (do_pre): Return TODO_rebuild_alias.
8712 * tree-sra.c (tree_sra): Only rebuild aliasing if something
8714 (tree_sra_early): We never affect aliasing right now.
8715 * tree-flow.h (compute_may_aliases): New prototype.
8716 * passes.c: Remove pass_may_alias from the passes.
8717 (execute_function_todo): Support TODO_rebuild_alias.
8719 2007-08-14 Kai Tietz <kai.tietz@onevision.com>
8721 * i386.c: (legitimize_address): Move dllimported variable check
8722 infront of legitimizing pic address of CONST symbols.
8724 2007-08-14 Steve Ellcey <sje@cup.hp.com>
8726 PR tree-optimization/32941
8727 * tree-eh.c (struct leh_tf_state): Add goto_queue_map field.
8728 (goto_queue_cmp): Remove.
8729 (find_goto_replacement): Change search method.
8730 (maybe_record_in_goto_queue): Add assert.
8731 (lower_try_finally): Remove qsort call, add pointer_map_destroy call.
8732 * Makefile.in (tree-eh.o): Add pointer-set.h dependency.
8734 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8736 * alias.c (component_uses_parent_alias_set): Constify.
8737 * alias.h (component_uses_parent_alias_set): Likewise.
8738 * cfgrtl.c (print_rtl_with_bb): Likewise.
8739 * double-int.c (tree_to_double_int, double_int_fits_to_tree_p,
8740 mpz_get_double_int): Likewise.
8741 * double-int.h (double_int_fits_to_tree_p, tree_to_double_int,
8742 mpz_get_double_int): Likewise.
8743 * expr.c (is_aligning_offset, undefined_operand_subword_p,
8744 mostly_zeros_p, all_zeros_p, safe_from_p, is_aligning_offset):
8746 * expr.h (safe_from_p): Likewise.
8747 * gimple-low.c (try_catch_may_fallthru, block_may_fallthru):
8749 * gimplify.c (should_carry_locus_p, zero_sized_field_decl,
8750 zero_sized_type, goa_lhs_expr_p): Likewise.
8751 * omp-low.c (is_variable_sized, use_pointer_for_field): Likewise.
8752 * rtl.h (print_rtl_with_bb): Likewise.
8753 * sched-vis.c (print_exp, print_value, print_pattern): Likewise.
8754 * tree-cfg.c (const_first_stmt, const_last_stmt): New.
8755 * tree-flow-inline.h (bb_stmt_list): Constify.
8756 (cbsi_start, cbsi_last, cbsi_end_p, cbsi_next, cbsi_prev,
8758 * tree-flow.h (const_block_stmt_iterator, cbsi_start, cbsi_last,
8759 const_first_stmt, const_last_stmt): New.
8760 (block_may_fallthru, empty_block_p): Constify.
8761 * tree-iterator.c (EXPR_FIRST_BODY, EXPR_LAST_BODY,
8762 EXPR_ONLY_BODY): New.
8763 (expr_first, expr_last, expr_only): Use macro for body.
8764 (const_expr_first, const_expr_last, const_expr_only): New.
8765 * tree-iterator.h (const_tree_stmt_iterator, ctsi_start,
8766 ctsi_last, ctsi_end_p, ctsi_one_before_end_p, ctsi_next,
8767 ctsi_prev, ctsi_stmt): New.
8768 * tree-scalar-evolution.c (get_loop_exit_condition): Constify.
8769 * tree-scalar-evolution.h (get_loop_exit_condition): Likewise.
8770 * tree-ssa-loop-niter.c (loop_only_exit_p,
8771 derive_constant_upper_bound): Likewise.
8772 * tree-ssa-phiopt.c (empty_block_p): Likewise.
8773 * tree-ssa-threadupdate.c (redirection_block_p): Likewise.
8774 * tree-vectorizer.c (slpeel_can_duplicate_loop_p): Likewise.
8775 * tree-vectorizer.h (slpeel_can_duplicate_loop_p): Likewise.
8776 * tree-vrp.c (vrp_bitmap_equal_p): Likewise.
8777 * tree.c (get_type_static_bounds): Likewise.
8778 * tree.h (const_expr_first, const_expr_last, const_expr_only): New.
8779 (get_type_static_bounds): Constify.
8781 2007-08-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
8784 * config/i386/i386.h (CANONICALIZE_COMPARISON): New.
8785 * config/i386/i386.md (plusminus)(addsub)(SWI): New.
8786 (*<addsub><mode>3_cc_overflow): New.
8787 (*add<mode>3_cconly_overflow): New.
8788 (*sub<mode>3_cconly_overflow): New.
8789 (*<addsub>si3_zext_cc_overflow): New.
8790 * config/i386/predicates.md (fcmov_comparison_operator): Accept
8791 CCCmode for LTU, GTU, LEU and GEU.
8792 (ix86_comparison_operator): Likewise.
8793 (ix86_carry_flag_operator): Carry flag is set if LTU or GTU in CCCmode.
8794 * config/i386/i386.c (put_condition_code): Support CCCmode.
8795 (ix86_cc_mode): Use CCCmode when testing for overflow of PLUS
8796 or MINUS expressions.
8798 2007-08-14 Andrew Pinski <pinskia@gmail.com>
8801 * c-typeck.c (build_binary_op): Disallow vector float types with
8802 BIT_IOR_EXPR, BIT_AND_EXPR, and BIT_XOR_EXPR.
8804 2007-08-14 Maxim Kuvyrkov <maxim@codesourcery.com>
8806 * sched-int.h (struct _dep): Rename field 'kind' to 'type'.
8807 (DEP_KIND): Rename to DEP_TYPE. Update all uses.
8808 (dep_def): New typedef.
8809 (init_dep_1, sd_debug_dep): Declare functions.
8810 (DEP_LINK_KIND): Rename to DEP_LINK_TYPE.
8811 (debug_dep_links): Remove.
8812 (struct _deps_list): New field 'n_links'.
8813 (DEPS_LIST_N_LINKS): New macro.
8814 (FOR_EACH_DEP_LINK): Remove.
8815 (create_deps_list, free_deps_list, delete_deps_list): Remove
8817 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
8818 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
8819 (copy_deps_list_change_con, move_dep_link): Ditto.
8820 (struct haifa_insn_data): Split field 'back_deps' into 'hard_back_deps'
8821 and 'spec_back_deps'. New field 'resolved_forw_deps'. Remove field
8823 (INSN_BACK_DEPS): Remove.
8824 (INSN_HARD_BACK_DEPS, INSN_SPEC_BACK_DEPS, INSN_RESOLVED_FORW_DEPS):
8826 (INSN_DEP_COUNT): Remove.
8827 (enum DEPS_ADJUST_RESULT): Add new constant DEP_NODEP. Fix comments.
8828 (spec_info, haifa_recovery_block_was_added_during_scheduling_p):
8829 Declare global variables.
8830 (deps_pools_are_empty_p, sched_free_deps): Declare functions.
8831 (add_forw_dep, compute_forward_dependences): Remove declarations.
8832 (add_or_update_back_dep, add_or_update_back_forw_dep): Ditto.
8833 (add_back_forw_dep, delete_back_forw_dep): Ditto.
8834 (debug_ds, sched_insn_is_legitimate_for_speculation_p): Declare
8836 (SD_LIST_NONE, SD_LIST_HARD_BACK, SD_LIST_SPEC_BACK, SD_LIST_FORW):
8838 (SD_LIST_RES_BACK, SD_LIST_RES_FORW, SD_LIST_BACK): Ditto.
8839 (sd_list_types_def): New typedef.
8840 (sd_next_list): Declare function.
8841 (struct _sd_iterator): New type.
8842 (sd_iterator_def): New typedef.
8843 (sd_iterator_start, sd_iterator_cond, sd_iterator_next): New inline
8845 (FOR_EACH_DEP): New cycle wrapper.
8846 (sd_lists_size, sd_lists_empty_p, sd_init_insn, sd_finish_insn):
8848 (sd_find_dep_between, sd_add_dep, sd_add_or_update_dep): Ditto.
8849 (sd_resolve_dep, sd_copy_back_deps, sd_delete_dep, sd_debug_lists):
8852 * sched-deps.c (init_dep_1): Make global.
8853 (DUMP_DEP_PRO, DUMP_DEP_CON, DUMP_DEP_STATUS, DUMP_DEP_ALL): New
8855 (dump_dep): New static function.
8856 (dump_dep_flags): New static variable.
8857 (sd_debug_dep): New function.
8858 (add_to_deps_list, remove_from_deps_list): Update 'n_links' field of
8860 (move_dep_link): Use remove_from_deps_list (), instead of
8862 (dep_links_consistent_p, dump_dep_links, debug_dep_links): Remove.
8863 (dep_link_is_detached_p): New static function.
8864 (deps_obstack, dl_obstack, dn_obstack): Remove. Use dn_pool, dl_pool
8866 (dn_pool, dl_pool): New alloc_pools.
8867 (dn_pool_diff, dl_pool_diff): New static variables.
8868 (create_dep_node, delete_dep_node): New static function.
8869 (create_deps_list): Make it static. Use alloc_pool 'dl_pool'.
8870 (deps_list_empty_p): Make it static. Use 'n_links' field.
8871 (deps_pools_are_empty_p): New static function.
8872 (alloc_deps_list, delete_deps_list): Remove.
8873 (dump_deps_list, debug_deps_list, add_back_dep_to_deps_list): Remove.
8874 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
8875 (copy_deps_list_change_con): Remove. Use sd_copy_back_deps () instead.
8876 (forward_dependency_cache): Remove.
8877 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Remove
8878 'back' from the names. Change signature to use dep_t instead of
8880 (add_back_dep): Ditto. Make global.
8881 (check_dep_status): Rename to check_dep ().
8882 (sd_next_list, sd_lists_size, sd_lists_empty_p, sd_init_insn):
8884 (sd_finish_insn): Ditto.
8885 (sd_find_dep_between_no_cache): New static function.
8886 (sd_find_dep_between): New function.
8887 (ask_dependency_caches, set_dependency_caches): New static functions.
8888 (update_dependency_caches, change_spec_dep_to_hard, update_dep): Ditto.
8889 (add_or_update_dep_1): Separate pieces of functionality into
8890 ask_dependency_caches (), update_dependency_caches (),
8891 change_spec_dep_to_hard (), update_dep ().
8892 (get_back_and_forw_lists): New static function.
8893 (sd_add_dep): Separate setting of dependency caches into
8894 set_dependency_caches ().
8895 (sd_add_or_update_dep, sd_resolve_dep, sd_copy_back_deps):
8897 (sd_delete_dep): Ditto.
8898 (DUMP_LISTS_SIZE, DUMP_LISTS_DEPS, DUMP_LISTS_ALL): New constants.
8899 (dump_lists): New static function.
8900 (sd_debug_lists): New debug function.
8901 (delete_all_dependences, fixup_sched_groups): Update to use
8902 sd_* infrastructure.
8903 (sched_analyze_2): Create data-speculative dependency only if
8904 data-speculation is enabled.
8905 (sched_analyze_insn): If insn cannot be speculative, make all its
8906 dependencies non-speculative.
8907 (sched_analyze): Use sd_init_insn ().
8908 (add_forw_dep, compute_forward_dependencies): Remove.
8909 (delete_dep_nodes_in_back_deps): New static function.
8910 (sched_free_deps): New function.
8911 (init_dependency_caches): Init alloc_pools.
8912 (extend_depedency_caches): Update after removing of
8913 forward_dependency_cache.
8914 (free_dependency_caches): Ditto. Free alloc_pools.
8915 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Remove.
8916 (delete_forw_dep, add_or_update_back_dep, add_or_update_back_forw_dep):
8918 (add_back_forw_dep, delete_back_forw_dep): Ditto.
8919 (add_dependence): Use init_dep ().
8920 (get_dep_weak_1): New static function.
8921 (get_dep_weak): Move logic to get_dep_weak_1 ().
8922 (dump_ds): New static function moved from haifa-sched.c:
8923 debug_spec_status ().
8924 (debug_ds): New debug function.
8925 (check_dep_status): Rename to check_dep (). Update to check whole
8928 * haifa-sched.c (spec_info): Make global.
8929 (added_recovery_block_p): Rename to
8930 'haifa_recovery_block_was_added_during_current_schedule_block_p'.
8931 (haifa_recovery_block_was_added_during_scheduling_p): New variable.
8932 (dep_cost, priority, rank_for_schedule, schedule_insn): Update
8933 to use new interfaces.
8934 (ok_for_early_queue_removal): Ditto.
8935 (schedule_block): Initialize logical uids of insns emitted by the
8937 (sched_init): Initialize new variable.
8938 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
8940 (extend_global): Initialize insn data.
8941 (init_h_i_d): Remove code that is now handled in sd_init_insn ().
8942 (process_insn_forw_deps_be_in_spec): Change signature. Update to use
8944 (add_to_speculative_block): Update to use new interfaces.
8945 (create_recovery_block): Set new variables.
8946 (create_check_block_twin, fix_recovery_deps): Update to use new
8948 (sched_insn_is_legitimate_for_speculation_p): New function.
8949 (speculate_insn): Move checking logic to
8950 sched_insn_is_legitimate_for_speculation_p ().
8951 (sched_remove_insn): Finalize sched-deps information of instruction.
8952 (clear_priorities, add_jump_dependencies): Update to use new
8954 (debug_spec_status): Rename to dump_ds () and move to sched-deps.c.
8956 * sched-rgn.c (set_spec_fed, find_conditional_protection): Update
8957 to use new interfaces.
8958 (is_conditionally_protected, is_pfree, is_prisky) Ditto.
8959 (new_ready): Try to use control speculation only if it is available.
8960 (add_branch_dependences): Update to use new interfaces.
8961 (compute_block_backward_dependences): Rename to
8962 compute_block_dependences (). Call
8963 targetm.sched.dependencies_evaluation_hook ().
8964 (free_block_dependencies): New static function.
8965 (debug_dependencies): Update to use new interfaces.
8966 (schedule_region): Remove separate computation of forward dependencies.
8967 Move call of targetm.sched.dependencies_evaluation_hook () to
8968 compute_block_dependences (). Free dependencies at the end of
8969 scheduling the region.
8971 * sched-ebb.c (earliest_block_with_similiar_load): Update to use
8973 (add_deps_for_risky_insns): Ditto.
8974 (schedule_ebb): Remove separate computation of forward dependencies.
8975 Free dependencies at the end of scheduling the ebb.
8977 * ddg.c (create_ddg_dependence): Update to use new interfaces.
8978 (build_intra_loop_deps): Ditto. Remove separate computation of
8979 forward dependencies. Free sched-deps dependencies.
8981 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Update
8982 to use new interfaces.
8983 (ia64_dfa_new_cycle, ia64_gen_check): Ditto.
8985 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Update to use
8987 (is_costly_group): Ditto.
8989 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8991 * alias.c (rtx_equal_for_memref_p): Constify.
8992 * basic-block.h (const_edge, const_basic_block): New.
8993 (reg_set_to_hard_reg_set, dfs_enumerate_from, single_succ_p,
8994 single_pred_p, single_succ_edge, single_pred_edge, single_succ,
8995 single_pred, maybe_hot_bb_p, probably_cold_bb_p,
8996 probably_never_executed_bb_p, edge_probability_reliable_p,
8997 br_prob_note_reliable_p, forwarder_block_p, flow_nodes_print,
8998 inside_basic_block_p, control_flow_insn_p, dominated_by_p):
9000 * bb-reorder.c (better_edge_p, push_to_next_round_p): Likewise.
9001 * bt-load.c (basic_block_freq, insn_sets_btr_p, can_move_up):
9003 * cfganal.c (flow_active_insn_p, forwarder_block_p,
9004 flow_nodes_print, dfs_enumerate_from): Likewise.
9005 * cfgbuild.c (count_basic_blocks, inside_basic_block_p,
9006 control_flow_insn_p, count_basic_blocks): Likewise.
9007 * cfgloop.c (flow_bb_inside_loop_p, glb_enum_p,
9008 get_loop_body_with_size, loop_exit_edge_p): Likewise.
9009 * cfgloop.h (flow_bb_inside_loop_p, num_loop_insns,
9010 average_num_loop_insns, loop_exit_edge_p,
9011 just_once_each_iteration_p, can_duplicate_loop_p): Likewise.
9012 * cfgloopanal.c (just_once_each_iteration_p, num_loop_insns,
9013 average_num_loop_insns, seq_cost): Likewise.
9014 * cfgloopmanip.c (rpe_enum_p, can_duplicate_loop_p): Likewise.
9015 * dominance.c (dominated_by_p): Likewise.
9016 * emit-rtl.c (validate_subreg): Likewise.
9017 * except.c (can_throw_internal, can_throw_external): Likewise.
9018 * except.h (can_throw_internal, can_throw_external): Likewise.
9019 * gcse.c (gcse_constant_p, oprs_unchanged_p, oprs_anticipatable_p,
9020 oprs_available_p, hash_expr, expr_equiv_p, oprs_not_set_p,
9021 compute_transp, load_killed_in_block_p, reg_killed_on_edge,
9022 simple_mem, store_ops_ok, load_kills_store, find_loads,
9023 store_killed_in_insn, store_killed_after, store_killed_before,
9024 gcse_mem_operand, implicit_set_cond_p, store_killed_in_pat):
9026 * ifcvt.c (count_bb_insns, cheap_bb_rtx_cost_p, noce_operand_ok,
9027 noce_mem_write_may_trap_or_fault_p): Likewise.
9028 * pointer-set.c (pointer_set_contains, pointer_map_contains):
9030 * pointer-set.h (pointer_set_contains, pointer_map_contains):
9032 * predict.c (can_predict_insn_p, maybe_hot_bb_p,
9033 probably_cold_bb_p, probably_never_executed_bb_p,
9034 edge_probability_reliable_p, br_prob_note_reliable_p,
9035 can_predict_insn_p): Likewise.
9036 * regclass.c (reg_set_to_hard_reg_set): Likewise.
9037 * resource.c (return_insn_p): Likewise.
9038 * rtl.h (reg_set_between_p, reg_set_p, validate_subreg):
9040 * rtlanal.c (reg_set_between_p, reg_set_p): Likewise.
9041 * tracer.c (count_insns, ignore_bb_p, better_p): Likewise.
9042 * tree-cfg.c (verify_gimple_unary_expr, verify_gimple_binary_expr,
9043 verify_gimple_modify_stmt): Likewise.
9044 * tree-chrec.c (is_not_constant_evolution,
9045 is_multivariate_chrec_rec, is_multivariate_chrec,
9046 chrec_contains_symbols, chrec_contains_undetermined,
9047 tree_contains_chrecs, evolution_function_is_affine_multivariate_p,
9048 evolution_function_is_univariate_p, avoid_arithmetics_in_type_p,
9049 eq_evolutions_p, scev_direction): Likewise.
9050 * tree-chrec.h (automatically_generated_chrec_p, tree_is_chrec,
9051 eq_evolutions_p, is_multivariate_chrec, chrec_contains_symbols,
9052 chrec_contains_symbols_defined_in_loop,
9053 chrec_contains_undetermined, tree_contains_chrecs,
9054 evolution_function_is_affine_multivariate_p,
9055 evolution_function_is_univariate_p, chrec_zerop,
9056 evolution_function_is_constant_p, evolution_function_is_affine_p,
9057 evolution_function_is_affine_or_constant_p,
9058 tree_does_not_contain_chrecs, chrec_type): Likewise.
9059 * tree-data-ref.c (tree_fold_divides_p,
9060 object_address_invariant_in_loop_p, dr_may_alias_p,
9061 ziv_subscript_p, siv_subscript_p, gcd_of_steps_may_divide_p,
9062 same_access_functions, constant_access_functions,
9063 access_functions_are_affine_or_constant_p, find_vertex_for_stmt):
9065 * tree-flow.h (scev_direction): Likewise.
9066 * tree-gimple.c (is_gimple_stmt): Likewise.
9067 * tree-outof-ssa.c (identical_copies_p, identical_stmt_lists_p):
9069 * tree-pretty-print.c (op_prio): Likewise.
9070 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop,
9071 analyzable_condition, backedge_phi_arg_p): Likewise.
9072 * tree-scalar-evolution.h (get_chrec_loop): Likewise.
9073 * tree-ssa-operands.c (get_name_decl, operand_build_cmp): Likewise.
9074 * tree-ssa-threadupdate.c (dbds_continue_enumeration_p):
9077 2007-08-13 Dan Hipschman <dsh@google.com>
9080 * c-format.c (check_format_arg): Move check for zero-length
9081 format strings below the check for unterminated strings.
9083 2007-08-13 Andrew Pinski <pinskia@gmail.com>
9086 * c-typeck.c (build_unary_op <case BIT_NOT_EXPR>): Reject vector float
9089 2007-08-13 Nick Clifton <nickc@redhat.com>
9091 * config/arm/arm_neon.h: Revert GPLv3 patch to this file.
9093 2007-08-12 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
9096 * c-format.c (gcc_gfc_length_specs): New array.
9097 (gcc_gfc_char_table): Add unsigned specifier, and references to
9098 the l length modifier.
9099 (format_types_orig): Use the new gcc_gfc_length_specs.
9101 2007-08-12 Sa Liu <saliu@de.ibm.com>
9103 * emit-rtl.c (try_split): Relink the insns with REG_LIBCALL note
9104 and with REG_RETVAL note after split.
9106 2007-08-11 David Daney <ddaney@avtrex.com>
9108 * config/mips/mips.c (mips_sched_reorder): Mark cycle parameter
9109 as ATTRIBUTE_UNUSED.
9111 2007-08-11 David Edelsohn <edelsohn@gnu.org>
9112 Segher Boessenkool <segher@kernel.crashing.org>
9114 * config/rs6000/rs6000.h (CC1_CPU_SPEC): Define as empty string if
9115 HAVE_LOCAL_CPU_DETECT not defined.
9117 2007-08-11 Jan Hubicka <jh@suse.cz>
9119 * cgraphunit.c (record_cdtor_fn): Declare all cdtors always inlined.
9120 (cgraph_process_new_functions): Honor previous value of
9121 disregard_inline_limits.
9122 * ipa-inline.c (compute_inline_parameters): Likewise.
9124 2007-08-11 Ian Lance Taylor <iant@google.com>
9126 * alias.h (alias_set_type): Define new type.
9127 (ALIAS_SET_MEMORY_BARRIER): Use it.
9128 * rtl.h: Include alias.h.
9129 (struct mem_attrs): Use alias_set_type.
9130 * tree.h: Include alias.h
9131 (struct tree_type): Use alias_set_type.
9132 (struct tree_struct_field_tag): Likewise.
9133 (struct tree_decl_common): Likewise.
9134 * alias.c (struct alias_set_entry): Use alias_set_type.
9135 (get_alias_set_entry, alias_set_subset_of): Likewise.
9136 (alias_sets_conflict_p): Likewise.
9137 (alias_sets_must_conflict_p): Likewise.
9138 (objects_must_conflict_p): Likewise.
9139 (get_alias_set, new_alias_set): Likewise.
9140 (record_alias_subset, record_component_aliases): Likewise.
9141 (varargs_set, frame_set): Change to alias_set_type.
9142 (get_varargs_alias_set): Use alias_set_type.
9143 (get_frame_alias_set): Likewise.
9144 * builtins.c (setjmp_alias_set): Change to alias_set_type.
9145 * dse.c (struct store_info): Use alias_set_type.
9146 (struct read_info, struct clear_alias_mode_holder): Likewise.
9147 (clear_alias_set_lookup, canon_address): Likewise.
9148 (record_store, check_mem_read_rtx): Likewise.
9149 (dse_record_singleton_alias_set): Likewise.
9150 (dse_invalidate_singleton_alias_set): Likewise.
9151 * emit-rtl.c (get_mem_attrs): Likewise.
9152 (set_mem_attributes_minus_bitpos): Likewise.
9153 (set_mem_alias_set): Likewise.
9154 * expr.c (store_constructor_field, store_field): Likewise.
9155 * gimplify.c (struct gimplify_init_ctor_preeval_data): Likewise.
9156 * langhooks.c (lhd_get_alias_set): Likewise.
9157 * langhooks-def.h (lhd_get_alias_set): Likewise.
9158 * reload1.c (alter_reg): Likewise.
9159 * tree-flow.h (struct fieldoff): Likewise.
9160 * tree-ssa-alias.c (struct alias_map_d): Likewise.
9161 (may_alias_p, get_smt_for, create_sft): Likewise.
9162 * tree-ssa-alias-warnings.c (nonstandard_alias_types_p): Likewise.
9163 * tree-ssa-structalias.c (set_uids_in_ptset): Likewise.
9164 (merge_smts_into): Likewise.
9165 * varasm.c (const_alias_set): Likewise.
9166 * c-common.c (strict_aliasing_warning): Likewise.
9167 (c_common_get_alias_set): Likewise.
9168 * dse.h (dse_record_singleton_alias_set): Update declaration.
9169 (dse_invalidate_singleton_alias_set): Likewise.
9170 * emit-rtl.h (set_mem_alias_set): Likewise.
9171 * c-common.h (c_common_get_alias_set): Likewise.
9172 * print-rtl.c (print_rtx): Cast MEM_ALIAS_SET when printing it.
9173 * print-tree.c (print_node): Likewise.
9174 * config/alpha/alpha.c (alpha_sr_alias_set): Change to
9176 (alpha_setup_incoming_varargs): Use alias_set_type.
9177 * config/i386/i386.c (setup_incoming_varargs_64): Use
9179 (setup_incoming_varargs_ms_64): Likewise.
9180 (ix86_GOT_alias_set): Likewise.
9181 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
9182 * config/rs6000/rs6000.c (setup_incoming_varargs): Likewise.
9183 (set): Change to alias_set_type.
9184 (get_TOC_alias_set): Use alias_set_type.
9185 * config/rs6000/rs6000-protos.h (get_TOC_alias_set): Update
9187 * config/sh/sh.c (sh_builtin_saveregs): Use alias_set_type.
9188 * config/sparc/sparc.c (sparc_sr_alias_set): Change to
9190 (struct_value_alias_set): Likewise.
9191 * Makefile.in (GTFILES): Add $(srcdir)/alias.h.
9193 2007-08-11 Richard Sandiford <richard@codesourcery.com>
9195 * config/vxworks-dummy.h (TARGET_VXWORKS): Define.
9196 * config/vxworks.h (TARGET_VXWORKS): Override.
9197 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Don't define
9198 "mips" if TARGET_VXWORKS.
9200 2007-08-11 Richard Sandiford <richard@codesourcery.com>
9202 * calls.c (avoid_likely_spilled_reg): New function.
9203 (expand_call): Use it.
9205 2007-08-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9207 * c-typeck.c (build_c_cast): Add OPT_Wcast_qual to warnings.
9209 2007-08-10 Adam Nemet <anemet@caviumnetworks.com>
9211 * config/mips/predicates.md (const_call_insn_operand): Invoke
9212 SYMBOL_REF_LONG_CALL_P only on SYMBOL_REFs.
9214 2007-08-10 David Edelsohn <edelsohn@gnu.org>
9217 * config/rs6000/driver-rs6000.c: Include link.h.
9218 Use ElfW instead of wordsize-specif typedef.
9220 2007-08-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9222 * system.h (CONST_CAST): New.
9223 * c-decl.c (c_make_fname_decl): Use it.
9224 * c-lex.c (cb_ident, lex_string): Likewise.
9225 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
9226 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
9227 give_switch, set_multilib_dir): Likewise.
9228 * gengtype-parse.c (string_seq, typedef_name): Likewise.
9229 * passes.c (execute_one_pass): Likewise.
9230 * prefix.c (update_path): Likewise.
9231 * pretty-print.c (pp_base_destroy_prefix): Likewise.
9232 * tree.c (build_string): Likewise.
9234 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
9236 * tree-flow-inline.h (is_exec_stmt): Remove.
9237 (is_label_stmt): Remove.
9238 * tree-flow.h: Remove prototypes for is_exec_stmt, get_filename, and
9241 2007-08-10 Andreas Krebbel <krebbel1@de.ibm.com>
9243 * lower-subreg.c (resolve_shift_zext): Don't adjust
9244 src_reg_num for wordmode operands.
9246 2007-08-10 Sandra Loosemore <sandra@codesourcery.com>
9247 David Ung <davidu@mips.com>
9249 * config/mips/mips.c (TARGET_SCHED_INIT): Define.
9250 (TARGET_SCHED_REORDER2): Define.
9251 (mips_maybe_swap_ready): New.
9252 (mips_last_74k_agen_insn): New.
9253 (mips_74k_agen_init): New.
9254 (mips_74k_agen_reorder): New function to group loads and stores
9256 (mips_sched_init): New.
9257 (mips_sched_reorder): Don't do initialization here. Call
9258 mips_74k_agen_reorder.
9259 (mips_variable_issue): Call mips_74k_agen_init.
9261 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
9263 * tree-flow-inline.h (get_filename): Remove.
9265 2007-08-10 Richard Sandiford <richard@codesourcery.com>
9267 * config/mips/mips-protos.h (mips_address_insns): Add a boolean
9269 (mips_fetch_insns): Delete in favor of...
9270 (mips_load_store_insns): ...this new function.
9271 * config/mips/mips.c (mips_address_insns): Add a boolean argument
9272 to say whether multiword moves _might_ be split.
9273 (mips_fetch_insns): Delete in favor of...
9274 (mips_load_store_insns): ...this new function.
9275 (mips_rtx_costs): Update the call to mips_address_insns.
9276 (mips_address_cost): Likewise.
9277 * config/mips/mips.md (length): Use mips_load_store_insns instead
9278 of mips_fetch_insns.
9279 * config/mips/constraints.md (R): Use mips_address_insns rather
9280 than mips_fetch_insns. Assume that the move never needs to be split.
9282 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
9284 * config/mips/mips.opt (mhard-float, msoft-float): Make these
9285 control TARGET_HARD_FLOAT_ABI and TARGET_SOFT_FLOAT_ABI, rather
9286 than TARGET_HARD_FLOAT and TARGET_SOFT_FLOAT.
9287 * config/mips/mips.h (mips16_hard_float): Delete.
9288 (TARGET_HARD_FLOAT_ABI, TARGET_SOFT_FLOAT_ABI): Delete these
9289 definitions, and replace with....
9290 (TARGET_HARD_FLOAT, TARGET_SOFT_FLOAT): Define.
9291 * config/mips/mips.c (mips16_hard_float): Delete. Replace
9292 all references with (TARGET_MIPS16 && TARGET_HARD_FLOAT_ABI).
9293 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Update comments.
9294 (override_options): Replace MASK_SOFT_FLOAT references with
9295 MASK_SOFT_FLOAT_ABI. Delete twiddling with MASK_SOFT_FLOAT
9296 and mips16_hard_float when TARGET_MIPS16.
9298 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
9301 * c-typeck.c (build_binary_op): Check for non pointer types before
9302 calling int_fits_type_p.
9304 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
9307 * fold-const.c (omit_one_operand): Return only the ommitted expression
9308 if the result is an empty statement.
9309 (pedantic_omit_one_operand): Likewise.
9311 2007-08-09 Daniel Berlin <dberlin@dberlin.org>
9313 * c-typeck.c (readonly_error): Improve error for assignment.
9315 * c-pretty-print.c (pp_c_additive_expression): Handle pointer-plus
9317 (pp_c_expression): Ditto.
9319 2007-08-09 Simon Baldwin <simonb@google.com>
9321 * simplify-rtx.c (simplify_binary_operation_1): Removed erroneous
9322 break that was preventing simplify_associative_operation() for xor.
9324 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
9325 Nigel Stephens <nigel@mips.com>
9327 * doc/tm.texi (CLZ_DEFINED_VALUE_AT_ZERO, CTZ_DEFINED_VALUE_AT_ZERO):
9328 Document change in interpretation of value from boolean to
9330 * optabs.c (expand_ffs, expand_ctz): New functions to compute
9331 ffs and ctz using clz.
9332 (expand_unop): Call them.
9333 * config/rs6000/rs6000.h (CLZ_DEFINED_VALUE_AT_ZERO): Fix its
9335 (CTZ_DEFINED_VALUE_AT_ZERO): Likewise.
9336 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Likewise, to
9337 enable the new ffs expansion on this target.
9339 2007-08-09 Jan Hubicka <jh@suse.cz>
9341 * optabs.c (expand_widen_pattern_expr): Use optabs accestors.
9342 (expand_ternary_op): Likewise.
9343 (expand_vec_shift_expr): Likewise.
9344 (expand_binop_directly): Likewise.
9345 (expand_binop): Likewise.
9346 (sign_expand_binop): Likewise.
9347 (expand_twoval_unop): Likewise.
9348 (expand_twoval_binop): Likewise.
9349 (expand_twoval_binop_libfunc): Likewise.
9350 (widen_clz): Likewise.
9351 (widen_bswap): Likewise.
9352 (expand_parity): Likewise.
9353 (expand_unop): Likewise.
9354 (expand_abs_nojump): Likewise.
9355 (expand_copysign): Likewise.
9356 (emit_no_conflict_block): Likewise.
9357 (emit_libcall_block): Likewise.
9358 (can_compare_p): Likewise.
9359 (prepare_cmp_insn): Likewise.
9360 (emit_cmp_and_jump_insn_1): Likewise.
9361 (prepare_float_lib_cmp): Likewise.
9362 (emit_conditional_add): Likewise.
9363 (gen_add2_insn): Likewise.
9364 (have_add2_insn): Likewise.
9365 (gen_sub2_insn): Likewise.
9366 (have_sub2_insn): Likewise.
9367 (can_extend_p): Likewise.
9368 (can_fix_p): Likewise.
9369 (can_float_p): Likewise.
9370 (expand_float): Likewise.
9371 (expand_fix): Likewise.
9372 (expand_sfix_optab): Likewise.
9373 (new_optab): Likewise.
9374 (new_convert_optab): Likewise.
9375 (init_libfuncs): Likewise.
9376 (init_interclass_conv_libfuncs): Likewise.
9377 (init_intraclass_conv_libfuncs): Likewise.
9378 (set_conv_libfunc): Likewise.
9379 (init_optabs): Likewise.
9380 (debug_optab_libfuncs): Likewise.
9381 (gen_cond_trap): Likewise.
9382 * optabs.h (optab_handler, convert_optab_hanlder): New.
9383 * genopinit.c: Update optabs generation table.
9384 * reload.c (find_reloads_address_1): Use optabs accestors.
9385 * builtins.c (expand_builtin_mathfn): Likewise.
9386 (expand_builtin_mathfn_2): Likewise.
9387 (expand_builtin_mathfn_3): Likewise.
9388 (expand_builtin_interclass_mathfn): Likewise.
9389 (expand_builtin_sincos): Likewise.
9390 (expand_builtin_cexpi): Likewise.
9391 (expand_builtin_powi): Likewise.
9392 (expand_builtin_strlen): Likewise.
9393 * dojump.c (do_jump): Likewise.
9394 * expr.c (convert_move): Likewise.
9395 (move_by_pieces): Likewise.
9396 (move_by_pieces_ninsns): Likewise.
9397 (can_store_by_pieces): Likewise.
9398 (store_by_pieces_1): Likewise.
9399 (emit_move_via_integer): Likewise.
9400 (emit_move_complex): Likewise.
9401 (emit_move_ccmode): Likewise.
9402 (emit_move_insn_1): Likewise.
9403 (emit_single_push_insn): Likewise.
9404 (store_constructor): Likewise.
9405 (expand_expr_real_1): Likewise.
9406 (do_store_flag): Likewise.
9407 * ada/misc.c (gnat_compute_largest_alignment): Likewise.
9408 (enumerate_modes): Likewise.
9409 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
9410 (supportable_widening_operation): Likewise.
9411 (supportable_narrowing_operation): Likewise.
9412 * expmed.c (store_bit_field_1): Likewise.
9413 (extract_bit_field_1): Likewise.
9414 (expand_mult_highpart_optab): Likewise.
9415 (expand_smod_pow2): Likewise.
9416 (expand_divmod): Likewise.
9417 (emit_store_flag): Likewise.
9418 * tree-vect-patterns.c
9419 (vect_pattern_recog_1): Likewise.
9420 * tree-ssa-loop-prefetch.c
9421 (nontemporal_store_p): Likewise.
9422 * tree-vect-transform.c (vect_model_reduction_cost): Likewise.
9423 (vect_create_epilog_for_reduction): Likewise.
9424 (vectorizable_reduction): Likewise.
9425 (vectorizable_operation): Likewise.
9426 (vect_strided_store_supported): Likewise.
9427 (vectorizable_store): Likewise.
9428 (vect_strided_load_supported): Likewise.
9429 (vectorizable_load): Likewise.
9430 * combine.c (simplify_comparison): Likewise.
9431 * tree-vect-generic.c
9432 (type_for_widest_vector_mode): Likewise.
9433 (expand_vector_operations_1): Likewise.
9434 * config/spu/spu.c (spu_expand_mov): Likewise.
9435 (spu_emit_vector_compare): Likewise.
9436 * config/rs6000/rs6000.c
9437 (rs6000_emit_vector_compare): Likewise.
9438 * stmt.c (add_case_node): Likewise.
9439 * reload1.c (gen_reload):
9441 2007-08-09 Michael Matz <matz@suse.de>
9443 * tree.h (fixed_zerop): Declare as taking a const_tree.
9444 * tree.c (fixed_zerop): Take a const_tree.
9446 2007-08-09 Ira Rosen <irar@il.ibm.com>
9448 * tree-vect-transform.c (vectorizable_store): Remove call to
9449 copy_virtual_operands() and call mark_symbols_for_renaming() for
9450 the created vector store.
9451 (vect_setup_realignment): Don't call copy_virtual_operands() and
9452 update_vuses_to_preheader().
9453 (vectorizable_load): Don't call copy_virtual_operands().
9454 (update_vuses_to_preheader): Remove.
9456 2007-08-08 Chao-ying Fu <fu@mips.com>
9458 * tree.def (FIXED_POINT_TYPE): New type.
9459 (FIXED_CST): New constant.
9460 (FIXED_CONVERT_EXPR): New expr.
9461 * doc/c-tree.texi (Types): Document FIXED_POINT_TYPE.
9462 (Expressions): Document FIXED_CST and FIXED_CONVERT_EXPR.
9463 * tree.h (struct tree_base): Add saturating_flag.
9464 Remove one bit of spare for saturating_flag.
9465 (NUMERICAL_TYPE_CHECK): Support FIXED_POINT_TYPE.
9466 (NON_SAT_FIXED_POINT_TYPE_P, SAT_FIXED_POINT_TYPE_P,
9467 FIXED_POINT_TYPE_P): Define.
9468 (TYPE_SATURATING): Define.
9469 (TREE_FIXED_CST_PTR, TREE_FIXED_CST): Define.
9470 (struct tree_fixed_cst): New.
9471 (TYPE_IBIT, TYPE_FBIT): Define.
9472 (tree_node): Add fixed_cst.
9473 (enum tree_index): Add new enumeration values of
9474 TI_SAT_SFRACT_TYPE, TI_SAT_FRACT_TYPE, TI_SAT_LFRACT_TYPE,
9475 TI_SAT_LLFRACT_TYPE, TI_SAT_USFRACT_TYPE, TI_SAT_UFRACT_TYPE,
9476 TI_SAT_ULFRACT_TYPE, TI_SAT_ULLFRACT_TYPE, TI_SFRACT_TYPE,
9477 TI_FRACT_TYPE, TI_LFRACT_TYPE, TI_LLFRACT_TYPE, TI_USFRACT_TYPE,
9478 TI_UFRACT_TYPE, TI_ULFRACT_TYPE, TI_ULLFRACT_TYPE,
9479 TI_SAT_SACCUM_TYPE, TI_SAT_ACCUM_TYPE, TI_SAT_LACCUM_TYPE,
9480 TI_SAT_LLACCUM_TYPE, TI_SAT_USACCUM_TYPE, TI_SAT_UACCUM_TYPE,
9481 TI_SAT_ULACCUM_TYPE, TI_SAT_ULLACCUM_TYPE, TI_SACCUM_TYPE,
9482 TI_ACCUM_TYPE, TI_LACCUM_TYPE, TI_LLACCUM_TYPE, TI_USACCUM_TYPE,
9483 TI_UACCUM_TYPE, TI_ULACCUM_TYPE, TI_ULLACCUM_TYPE,
9484 TI_QQ_TYPE, TI_HQ_TYPE,_TYPE, TI_SQ_TYPE, TI_DQ_TYPE, TI_TQ_TYPE,
9485 TI_UQQ_TYPE, TI_UHQ_TYPE, TI_USQ_TYPE, TI_UDQ_TYPE, TI_UTQ_TYPE,
9486 TI_SAT_QQ_TYPE, TI_SAT_HQ_TYPE, TI_SAT_SQ_TYPE, TI_SAT_DQ_TYPE,
9487 TI_SAT_TQ_TYPE, TI_SAT_UQQ_TYPE, TI_SAT_UHQ_TYPE, TI_SAT_USQ_TYPE,
9488 TI_SAT_UDQ_TYPE, TI_SAT_UTQ_TYPE, TI_HA_TYPE, TI_SA_TYPE, TI_DA_TYPE,
9489 TI_TA_TYPE, TI_UHA_TYPE, TI_USA_TYPE, TI_UDA_TYPE, TI_UTA_TYPE,
9490 TI_SAT_HA_TYPE, TI_SAT_SA_TYPE, TI_SAT_DA_TYPE, TI_SAT_TA_TYPE,
9491 TI_SAT_UHA_TYPE, TI_SAT_USA_TYPE, TI_SAT_UDA_TYPE, TI_SAT_UTA_TYPE.
9492 (sat_short_fract_type_node, sat_fract_type_node,
9493 sat_long_fract_type_node, sat_long_long_fract_type_node,
9494 sat_unsigned_short_fract_type_node, sat_unsigned_fract_type_node,
9495 sat_unsigned_long_fract_type_node,
9496 sat_unsigned_long_long_fract_type_node, short_fract_type_node,
9497 fract_type_node, long_fract_type_node, long_long_fract_type_node,
9498 unsigned_short_fract_type_node, unsigned_fract_type_node,
9499 unsigned_long_fract_type_node, unsigned_long_long_fract_type_node,
9500 sat_short_accum_type_node, sat_accum_type_node,
9501 sat_long_accum_type_node, sat_long_long_accum_type_node,
9502 sat_unsigned_short_accum_type_node, sat_unsigned_accum_type_node,
9503 sat_unsigned_long_accum_type_node,
9504 sat_unsigned_long_long_accum_type_node, short_accum_type_node,
9505 accum_type_node, long_accum_type_node, long_long_accum_type_node,
9506 unsigned_short_accum_type_node, unsigned_accum_type_node,
9507 unsigned_long_accum_type_node, unsigned_long_long_accum_type_node,
9508 qq_type_node, hq_type_node, sq_type_node, dq_type_node, tq_type_node,
9509 uqq_type_node, uhq_type_node, usq_type_node, udq_type_node,
9510 utq_type_node, sat_qq_type_node, sat_hq_type_node, sat_sq_type_node,
9511 sat_dq_type_node, sat_tq_type_node, sat_uqq_type_node,
9512 sat_uhq_type_node, sat_usq_type_node, sat_udq_type_node,
9513 sat_utq_type_node, ha_type_node, sa_type_node, da_type_node,
9514 ta_type_node, uha_type_node, usa_type_node, uda_type_node,
9515 uta_type_node, sat_ha_type_node, sat_sa_type_node, sat_da_type_node,
9516 sat_ta_type_node, sat_uha_type_node, sat_usa_type_node,
9517 sat_uda_type_node, sat_uta_type_node): New macro.
9518 (make_fract_type, make_accum_type): Declare.
9519 (make_signed_fract_type, make_unsigned_fract_type,
9520 make_sat_signed_fract_type, make_sat_unsigned_fract_type,
9521 make_signed_accum_type, make_unsigned_accum_type,
9522 make_sat_signed_accum_type, make_sat_unsigned_accum_type,
9523 make_or_reuse_signed_fract_type, make_or_reuse_unsigned_fract_type,
9524 make_or_reuse_sat_signed_fract_type,
9525 make_or_reuse_sat_unsigned_fract_type, make_or_reuse_signed_accum_type,
9526 make_or_reuse_unsigned_accum_type, make_or_reuse_sat_signed_accum_type,
9527 make_or_reuse_sat_unsigned_accum_type): New macro.
9528 (fixed_zerop): Declare.
9529 * defaults.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
9530 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
9531 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
9532 LONG_LONG_ACCUM_TYPE_SIZE): Define.
9533 * treestruct.def: Add TS_FIXED_CST.
9534 * Makefile.in (c-pretty-print.o): Add dependence on fixed-value.h.
9536 (tree-dump.o): Likewise.
9537 (print-tree.o): Likewise.
9538 (tree-pretty-print.o): Likewise.
9539 (fold-const.o): Likewise.
9540 * tree-complex.c (some_nonzerop): Handle FIXED_CST.
9541 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle FIXED_CST.
9542 (is_gimple_min_invariant): Handle FIXED_CST.
9543 * stor-layout.c (int_mode_for_mode): Handle MODE_FRACT, MODE_UFRACT,
9544 MODE_ACCUM, MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
9545 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
9546 (layout_type): Handle FIXED_POINT_TYPE.
9547 (make_fract_type, make_accum_type): New functions.
9548 * tree-browser.c (browse_tree): Handle FIXED_POINT_TYPE.
9549 * tree-dump.c (fixed-value.h): New include.
9550 (dump_fixed): New function.
9551 (dequeue_and_dump): Handle FIXED_POINT_TYPE and FIXED_CST.
9552 * tree-inline.c (remap_type_1): Handle FIXED_POINT_TYPE.
9553 (estimate_num_insns_1): Handle FIXED_CST and FIXED_CONVERT_EXPR.
9554 * tree-pretty-print.c (fixed-value.h): New include.
9555 (dump_generic_node): Handle FIXED_POINT_TYPE, FIXED_CST, and
9557 * tree-scalar-evolution.c (get_scalar_evolution): Handle FIXED_CST.
9558 * tree-ssa-loop-im.c (for_each_index): Handle FIXED_CST.
9559 * tree-ssa-pre.c (poolify_tree): Handle FIXED_CST.
9560 * tree-ssa-reassoc.c (break_up_subtract_bb): We can do reassociation
9561 for non-saturating fixed-point types.
9562 (reassociate_bb): Likewise.
9563 * emit-rtl.c (fixed-value.h): New include.
9564 (fconst0, fconst1): New array.
9565 (init_emit_once): Initialize fconst0 and fconst1 for fixed-point modes.
9566 * tree-vect-generic.c expand_vector_operation): Support
9567 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, and
9569 (type_for_widest_vector_mode): Add one parameter for the
9571 Check scalar FRACT, UFRACT, ACCUM, and UACCUM mode to select their
9573 Pass the satp parameter to type_for_mode for fixed-point types.
9574 (expand_vector_operations_1): Pass the saturating flag to
9575 type_for_widest_vector_mode.
9576 Support MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
9577 and MODE_VECTOR_UACCUM.
9578 * tree-vect-transform.c (vect_is_simple_cond): Support FIXED_CST.
9579 (vectorizable_condition): Likewise.
9580 * tree.c (fixed-value.h): New include.
9581 (tree_code_size): Support FIXED_CST.
9582 (build_fixed): New function.
9583 (build_one_cst): Support FIXED_POINT_TYPE for accum types.
9584 (fixed_zerop): New function.
9585 (tree_node_structure): Support FIXED_CST.
9586 (type_contains_placeholder_1): Support FIXED_POINT_TYPE.
9587 (build_type_attribute_qual_variant): Handle FIXED_POINT_TYPE.
9588 (type_hash_eq): Handle FIXED_POINT_TYPE.
9589 (simple_cst_equal): Support FIXED_CST.
9590 (iterative_hash_expr): Handle FIXED_CST.
9591 (get_unwidened): Make sure type is not FIXED_POINT_TYPE.
9592 (get_narrower): Likewise.
9593 (variably_modified_type_p): Handle FIXED_POINT_TYPE.
9594 (make_or_reuse_fract_type, make_or_reuse_accum_type): New functions.
9595 (build_common_tree_nodes_2): Use MAKE_FIXED_TYPE_NODE_FAMILY and
9596 MAKE_FIXED_MODE_NODE macros to initialize fixed-point type
9598 (build_vector_type_for_mode): Handle MODE_VECTOR_FRACT,
9599 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
9600 (initializer_zerop): Support FIXED_CST.
9601 (walk_tree): Handle FIXED_CST and FIXED_POINT_TYPE.
9602 * dwarf2out.c (base_type_die): Use DW_ATE_signed_fixed or
9603 DW_ATE_unsigned_fixed to describe FIXED_POINT_TYPE.
9604 (is_base_type): Handle FIXED_POINT_TYPE.
9605 (add_type_attribute): Handle FIXED_POINT_TYPE.
9606 (gen_type_die_with_usage): Handle FIXED_POINT_TYPE.
9607 * print-tree.c (fixed-value.h): New include.
9608 (print_node_brief): Support FIXED_CST.
9609 (print_node): Support FIXED_POINT_TYPE and FIXED_CST.
9610 * c-pretty-print.c (fixed-value.h): New include.
9611 (pp_c_type_specifier): Handle FIXED_POINT_TYPE. Need to pass
9612 TYPE_SATURATING to c_common_type_for_mode for fixed-point modes.
9613 (pp_c_direct_abstract_declarator): Handle FIXED_POINT_TYPE.
9614 Support fixed-point types for inner items in VECTOR_TYPE.
9615 (pp_c_direct_declarator): Likewise.
9616 (pp_c_declarator): Likewise.
9617 (pp_c_fixed_constant): New function.
9618 (pp_c_constant): Handle FIXED_CST.
9619 (pp_c_primary_expression): Likewise.
9620 (pp_c_expression): Likewise.
9621 * fold-const.c (fixed-value.h): New include.
9622 (negate_expr_p): Return true for FIXED_CST.
9623 (fold_negate_expr): Support FIXED_CST.
9624 (split_tree): Support FIXED_CST.
9625 (const_binop): Support FIXED_CST.
9626 (fold_convert_const_int_from_fixed): New function to convert from
9628 (fold_convert_const_real_from_fixed): New function to convert from
9630 (fold_convert_const_fixed_from_fixed): New function to convert from
9631 fixed to another fixed.
9632 (fold_convert_const_fixed_from_int): New function to convert from
9634 (fold_convert_const_fixed_from_real): New function to convert from
9636 (fold_convert_const): Support conversions from fixed to int, from
9637 fixed to real, from fixed to fixed, from int to fixed, and from real
9639 (fold_convert): Support FIXED_CST and FIXED_POINT_TYPE.
9640 (operand_equal_p): Support FIXED_CST.
9641 (make_range): For fixed-point modes, we need to pass the
9642 saturating flag as the 2nd parameter.
9643 (tree_swap_operands_p): Handle FIXED_CST.
9644 (fold_plusminus_mult_expr): For fract modes, we cannot generate
9646 (fold_unary): Support FIXED_CONVERT_EXPR.
9647 (fold_binary): Handle FIXED_CST.
9648 Make sure the type is not saturating, before associating operations.
9649 Ex: A + B + C, A * B * C, (A1 * C1) +/- (A2 * C2).
9650 (tree_expr_nonnegative_warnv_p): Handle FIXED_CST.
9651 (fold_negate_const): Support FIXED_CST.
9652 (fold_relational_const): Support FIXED_CST.
9653 * gimplify.c (omp_firstprivatize_type_sizes): Handle FIXED_POINT_TYPE.
9654 (gimplify_expr): Handle FIXED_CST.
9655 (gimplify_type_sizes): Handle FIXED_POINT_TYPE.
9656 * ipa-prop.c (ipa_callsite_compute_param): Support FIXED_CST.
9657 * ipa-type-escape.c (type_to_consider): Handle FIXED_POINT_TYPE.
9658 * doc/tm.texi (Type Layout): Document SHORT_FRACT_TYPE_SIZE,
9659 FRACT_TYPE_SIZE, LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
9660 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
9661 LONG_LONG_ACCUM_TYPE_SIZE.
9662 * dbxout.c (dbxout_type): Handle FIXED_POINT_TYPE.
9663 * c-aux-info.c (gen_type): Handle FIXED_POINT_TYPE.
9664 * tree-sra.c (is_sra_scalar_type): Support FIXED_POINT_TYPE.
9665 * expmed.c (extract_bit_field): Support MODE_FRACT, MODE_UFRACT,
9666 MODE_ACCUM, and MODE_UACCUM.
9667 * tree-vectorizer.c (vect_is_simple_reduction): Check for saturating
9668 fixed-point types to disable reduction.
9669 * explow.c (promote_mode): Support FIXED_POINT_TYPE.
9671 2007-08-08 David Edelsohn <edelsohn@gnu.org>
9673 * config/rs6000/x-rs6000: New file.
9674 * config/rs6000/darwin.h (CC1_SPEC): Add cc1_cpu.
9675 * config/rs6000/rs6000.h (EXTRA_SPECS): Add cc1_cpu.
9676 (EXTRA_SPEC_FUNCTIONS): Define.
9677 (HAVE_LOCAL_CPU_DETECT): Define.
9678 (CC1_CPU_SPEC): Define.
9679 * config/rs6000/driver-rs6000.c: New file.
9680 * config/rs6000/aix.h (CC1_SPEC): Define.
9681 * config/rs6000/sysv4.h (CC1_SPEC): Add cc1_cpu.
9682 * config.host: Add x-rs6000 to host_xmake_file if host and target
9683 are rs6000 or powerpc.
9685 2007-08-08 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
9687 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Use +=.
9689 2007-08-08 Richard Sandiford <richard@codesourcery.com>
9690 Sandra Loosemore <sandra@codesourcery.com>
9691 Chao-ying Fu <fu@mips.com>
9692 Nigel Stephens <nigel@mips.com>
9693 David Ung <davidu@mips.com>
9695 * doc/invoke.texi (-mcode-readable): Document.
9696 * config/mips/mips.opt (mcode-readable): New option.
9697 * config/mips/mips-protos.h (SYMBOL_32_HIGH): New symbol type.
9698 * config/mips/mips.h (mips_code_readable_setting): New enum.
9699 (mips_code_readable): Declare.
9700 (TARGET_MIPS16_TEXT_LOADS, TARGET_MIPS16_PCREL_LOADS): New macros.
9701 (TARGET_MIPS16_SHORT_JUMP_TABLES): New macro.
9702 (JUMP_TABLES_IN_TEXT_SECTION): Use it.
9703 (CASE_VECTOR_MODE, CASE_VECTOR_PC_RELATIVE): Likewise. Remove
9704 boiler-plate comments.
9705 (ASM_OUTPUT_ADDR_DIFF_ELT): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
9706 * config/mips/mips.c (mips_code_readable): New variable.
9707 (mips_classify_symbol): Only return SYMBOL_PC_RELATIVE for
9708 MIPS16 labels if TARGET_MIPS16_SHORT_JUMP_TABLES. Use both the
9709 context and -mcode-readable setting to restrict the use of
9710 SYMBOL_PC_RELATIVE for MIPS16 constant pool references.
9711 Only return TARGET_FORCE_TO_MEM if PC-relative loads are allowed.
9712 (mips_symbolic_constant_p): Handle SYMBOL_32_HIGH.
9713 (mips_blocks_for_constant_p): Only return false for
9714 TARGET_MIPS16_PCREL_LOADS.
9715 (mips_symbol_insns_1): Treat HIGHs as 2 extended instructions
9716 for MIPS16. Handle SYMBOL_32_HIGH.
9717 (mips_const_insns): Allow HIGHs for MIPS16 too.
9718 (mips_unspec_address_offset): New function, split out from...
9719 (mips_unspec_address): ...here.
9720 (mips_output_move): Handle MIPS16 HIGH moves. Use "li" to load
9721 16-bit symbolic constants. Assert approropiate conditions for
9722 using the "la" and "dla" macros.
9723 (mips_handle_option): Handle -mcode-readable=.
9724 (override_options): Use %hi/%lo relocations for TARGET_MIPS16 too.
9725 Set up mips_lo_relocs[SYMBOL_32_HIGH].
9726 (mips_strip_unspec_address): New function, split out from...
9727 (print_operand_reloc): ...here.
9728 (print_operand): Pass constants through mips_strip_unspec_address.
9729 (print_operand_address): Likewise.
9730 (mips_output_mi_thunk): Remove guard of mips16_lay_out_constants.
9731 (mips_select_rtx_section): Remove MIPS16 handling.
9732 (mips16_gp_pseudo_reg): Check currently_expanding_to_rtl.
9733 (mips16_rewrite_pool_refs): Wrap the labels in an address UNSPEC.
9734 (mips16_lay_out_constants): Do nothing unless
9735 TARGET_MIPS16_PCREL_LOADS.
9736 (mips_avoid_hazards): Remove guard of mips16_lay_out_constants.
9737 * config/mips/mips.md: Split HIGHs for MIPS16.
9738 (tablejump): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
9740 2007-08-08 Richard Sandiford <richard@codesourcery.com>
9742 * config/mips/mips-protos.h (mips_emit_move): Declare.
9743 * config/mips/mips.c (mips_emit_move): New function.
9744 (mips_force_temporary): Use mips_emit_move instead of emit_move_insn.
9745 (mips_legitimize_const_move): Likewise.
9746 (mips_legitimize_move): Likewise.
9747 (mips_split_64bit_move): Likewise.
9748 (mips_restore_gp): Likewise.
9749 (mips_load_call_address): Likewise.
9750 (mips_emit_fcc_reload): Likewise.
9751 (mips_set_return_address): Likewise.
9752 (mips_block_move_straight): Likewise.
9753 (mips_block_move_loop): Likewise.
9754 (mips_setup_incoming_varargs): Likewise.
9755 (mips_save_reg): Likewise.
9756 (mips_expand_prologue): Likewise.
9757 (mips_restore_reg): Likewise.
9758 (mips_expand_epilogue): Likewise.
9759 (mips_output_mi_thunk): Likewise.
9760 (build_mips16_call_stub): Likewise.
9761 (mips_builtin_branch_and_move): Likewise.
9762 * config/mips/mips.h (INITIALIZE_TRAMPOLINE): Likewise.
9763 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
9764 (fixuns_truncdfdi2): Likewise.
9765 (fixuns_truncsfsi2): Likewise.
9766 (fixuns_truncsfdi2): Likewise.
9767 (loadgp_absolute): Likewise.
9768 (builtin_setjmp_setup): Likewise.
9769 (builtin_longjmp): Likewise.
9770 (untyped_call): Likewise.
9772 2007-08-08 Richard Sandiford <richard@codesourcery.com>
9774 * config/mips/mips-protos.h (mips_split_symbol): Add a mode and
9775 an "rtx *" argument. Return a bool.
9776 * config/mips/mips.c (mips_split_symbol): Accept arbitrary source
9777 values and return true if they can be split. Take the same kind of
9778 mode argument as mips_symbol_insns. Add a "lo_sum_out" parameter
9779 and store the lo_sum there if nonnull. Use the symbol type to
9780 determine whether a $gp or HIGH is needed.
9781 (mips_legitimize_address): Update call to mips_split_symbol and
9782 simplify accordingly.
9783 (mips_legitimize_const_move): Likewise.
9784 * config/mips/mips.md: In the combine define_split,
9785 check mips_split_symbol instead of splittable_symbolic_operand.
9786 Update use of mips_split_symbol in the generator code.
9787 * config/mips/predicates.md (splittable_symbolic_operand): Delete.
9789 2007-08-08 Richard Sandiford <richard@codesourcery.com>
9791 * config/mips/mips.c (mips_symbolic_address_p): Delete.
9792 (mips_symbol_insns_1): New function, split out from...
9793 (mips_symbol_insns): ...here. Take a mode argument. Treat loads
9794 and stores separately from load addresses.
9795 (mips_classify_address): Replace uses of mips_symbolic_address_p
9796 with uses of mips_symbol_insns.
9797 (mips_address_insns): Update calls to mips_symbol_insns.
9798 (mips_const_insns): Likewise.
9799 (mips_legitimize_address): Likewise.
9801 2007-08-08 Richard Sandiford <richard@codesourcery.com>
9803 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): New symbol type.
9804 * config/mips/mips.c (mips_classify_symbol): Skip TARGET_ABICALLS
9805 block for locally-binding symbols if TARGET_ABSOLUTE_ABICALLS.
9806 Return SYMBOL_FORCE_TO_MEM instead of SYMBOL_ABSOLUTE for
9807 non-call contexts if TARGET_MIPS16.
9808 (mips_symbolic_constant_p): Handle SYMBOL_FORCE_TO_MEM.
9809 (mips_symbolic_address_p): Likewise. Remove special TARGET_MIPS16
9810 code for SYMBOL_ABSOLUTE.
9811 (mips_symbol_insns): Likewise.
9813 2007-08-08 Richard Sandiford <richard@codesourcery.com>
9815 * config/mips/mips-protos.h (mips_symbol_context): New enumeration.
9816 * config/mips/mips.c (mips_classify_symbol): Take a context argument.
9817 (mips_symbolic_constant_p): Likewise. Update the call to
9818 mips_classify_symbol.
9819 (mips_classify_address): Update the calls to mips_symbolic_constant_p.
9820 (mips_const_insns): Likewise. Update the call to mips_classify_symbol.
9821 (mips_legitimize_address): Update the call to mips_symbolic_constant_p.
9822 (print_operand_reloc): Add a context argument. Update the call to
9823 mips_symbolic_constant_p.
9824 (print_operand): Update the calls to print_operand_reloc.
9825 (print_operand_address): Use print_operand_reloc rather than
9827 (mips_rewrite_small_data_p): Add a context argument. Update the call
9828 to mips_symbolic_constant_p.
9829 (mips_small_data_pattern_1): Make DATA the containing mem.
9830 Update the call to mips_rewrite_small_data_p.
9831 (mips_rewrite_small_data_1): Likewise.
9832 (mips_use_anchors_for_symbol_p): Update the call to
9833 mips_symbolic_constant_p.
9834 * config/mips/predicates.md (const_call_insn_operand): Likewise.
9835 (splittable_symbolic_operand): Likewise.
9836 (move_operand): Likewise.
9837 (absolute_symbolic_operand): Likewise.
9838 (got_disp_operand): Likewise.
9839 (got_page_ofst_operand): Likewise.
9841 2007-08-08 Richard Sandiford <richard@codesourcery.com>
9843 * config/mips/mips-protos.h (SYMBOL_GENERAL): Rename to...
9844 (SYMBOL_ABSOLUTE): ...this.
9845 (SYMBOL_SMALL_DATA): Rename to...
9846 (SYMBOL_GP_RELATIVE): ...this.
9847 (SYMBOL_CONSTANT_POOL): Rename to...
9848 (SYMBOL_PC_RELATIVE): ...this.
9849 * config/mips/mips.c (mips_classify_symbol, mips_symbolic_constant_p)
9850 (mips_symbolic_address_p, mips_symbol_insns, override_options)
9851 (mips_rewrite_small_data_p, mips_use_anchors_for_symbol_p): Update
9852 after above changes.
9853 * config/mips/predicates.md (const_call_insn_operand): Likewise.
9854 (general_symbolic_operand): Rename to...
9855 (absolute_symbolic_operand): ...this.
9856 * config/mips/mips.md: Update after above changes.
9858 2007-08-08 Vladimir Yanovsky <yanov@il.ibm.com>
9859 Revital Eres <eres@il.ibm.com>
9861 * ddg.c (print_ddg): Add dump information.
9862 * modulo-sched.c (print_node_sched_params): Add parameter and
9864 (calculate_maxii): Remove function.
9865 (undo_generate_reg_moves): Likewise.
9866 (undo_permute_partial_schedule): Likewise.
9867 (kernel_number_of_cycles): Likewise.
9868 (MAXII_FACTOR): New definition to calculate the upper bound of II.
9869 (sms_schedule): Use it. Remove profitability checks.
9870 (sms_schedule_by_order): Fix order of nodes within the cycle.
9872 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
9874 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt0.o in profile mode, add
9875 -profile option, add pie support.
9876 (ENDFILE_SPEC): New spec.
9877 * config/gnu.h (LIB_SPEC): Add -profile option.
9879 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
9881 * config/i386/gnu.h (CPP_SPEC): Add -pthread option.
9882 * config/gnu.h (LIB_SPEC): Likewise.
9884 2007-08-07 Yaz Saito <saito@google.com>
9885 Ian Lance Taylor <iant@google.com>
9887 * common.opt (finstrument-functions-exclude-function-list): New
9889 (finstrument-functions-exclude-file-list): New option.
9890 * opts.c (char_p): Define and DEF_VEC.
9891 (flag_instrument_functions_exclude_functions): New static
9893 (flag_instrument_functions_exclude_files): New static variable.
9894 (add_instrument_functions_exclude_list): New static function.
9895 (flag_instrument_functions_exclude_p): New function.
9896 (common_handle_option): Handle new options.
9897 * flags.h (flag_instrument_functions_exclude_p): Declare.
9898 * gimplify.c (gimplify_function_tree): Call
9899 flag_instrument_functions_exclude_p.
9900 * doc/invoke.texi (Option Summary): Mention new options.
9901 (Code Gen Options): Document new options.
9903 2007-08-07 Ian Lance Taylor <iant@google.com>
9905 PR rtl-optimization/32776
9906 * lower-subreg.c (resolve_clobber): Call resolve_reg_notes.
9907 (resolve_use): Likewise.
9908 (decompose_multiword_subregs): Remove "changed" local variable.
9910 2007-08-07 Carlos O'Donell <carlos@codesourcery.com>
9912 * configure.ac: Define HAVE_GNU_AS if $gas_flag is yes.
9913 * configure: Regenerate.
9914 * config.in: Regenerate.
9915 * gcc.c [HAVE_GNU_AS]: Add "%{v} %{w:-W} %{I*} " to asm_options
9918 2007-08-07 Ian Lance Taylor <iant@google.com>
9920 * lower-subreg.c (resolve_clobber): If the clobber has a LIBCALL
9921 note, just delete the insn.
9923 2007-08-07 Andreas Schwab <schwab@suse.de>
9926 * gengtype-lex.l: Ignore backslash/newline pair while scanning a
9929 2007-08-07 Andreas Krebbel <krebbel1@de.ibm.com>
9931 * lower-subreg.c (resolve_subreg_use): Remove assertion.
9932 (find_decomposable_shift_zext, resolve_shift_zext): New functions.
9933 (decompose_multiword_subregs): Use the functions above to decompose
9934 multiword shifts and zero-extends.
9936 2007-08-07 Rask Ingemann Lambertsen <rask@sygehus.dk>
9938 * doc/sourcebuild.texi (Test Directives): Fix "compile" and
9939 "assemble" descriptions which were swapped.
9941 2007-08-06 Chao-ying Fu <fu@mips.com>
9943 * fixed-value.h: New file.
9944 * fixed-value.c: New file.
9945 * Makefile.in (OBJS-common): Add fixed-value.o.
9946 (fixed-value.o): New rule.
9947 (GTFILES): Add fixed-value.h.
9948 * double-int.c (double_int_scmp): We should use unsigned HOST_WIDE_INT
9949 to compare a.low and b.low.
9950 * gengtype.c (main): Handle FIXED_VALUE_TYPE type as scalar typedef.
9952 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
9953 Daniel Jacobowitz <dan@codesourcery.com>
9956 * config.gcc (x86_64-*-freebsd*): Add i386/t-crtstuff to
9958 (x86_64-*-netbsd*): Likewise.
9959 (x86_64-*-linux*): Likewise.
9960 (x86_64-*-kfreebsd*-gnu): Likewise.
9961 (x86_64-*-knetbsd*-gnu): Likewise.
9962 (i[34567]86-*-solaris2.1[0-9]*): Likewise.
9964 * config/i386/t-linux64 (CRTSTUFF_T_CFLAGS): Removed.
9966 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Update comments.
9967 Add -fno-asynchronous-unwind-tables.
9969 * config/t-freebsd (CRTSTUFF_T_CFLAGS_S): Add $(CRTSTUFF_T_CFLAGS).
9970 * config/t-libc-ok (CRTSTUFF_T_CFLAGS_S): Likewise.
9971 * config/t-lynx (CRTSTUFF_T_CFLAGS_S): Likewise.
9972 * config/t-netbsd (CRTSTUFF_T_CFLAGS_S): Likewise.
9973 * config/t-svr4 (CRTSTUFF_T_CFLAGS_S): Likewise.
9975 2007-08-06 Steve Ellcey <sje@cup.hp.com>
9977 * config/ia64/ia64.c (ia64_c_mode_for_suffix): New.
9978 (TARGET_C_MODE_FOR_SUFFIX): New.
9980 2007-08-06 Steve Ellcey <sje@cup.hp.com>
9982 * config/ia64/div.md (m2subrf4_cond): Change 'g' to 'G'.
9984 2007-08-06 Steve Ellcey <sje@cup.hp.com>
9986 * config/ia64/ia64.h (MODES_TIEABLE_P): Fix typo.
9988 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
9990 * config/i386/i386.md: Check TARGET_ macros and optimize_size
9991 before checking function returns in conditional expressions.
9993 2007-08-06 Alfred Minarik <a.minarik@aon.at>
9996 * doc/invoke.texi: Add .hp, .hxx, .hpp, .h, .HPP, .tcc as c++ header.
9998 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
10000 PR middle-end/32988
10001 * tree.c (build2_stat): Instead of checking for INTEGER_TYPE, check
10002 for INTEGRAL_TYPE_P.
10004 2008-08-05 Paolo Bonzini <bonzini@gnu.org>
10006 * configure.ac: Remove --enable-checking=df from default settings.
10007 * tree-pass.h (TODO_df_verify): New. Shift TODO_mark_first_instance.
10008 * df-core.c (df_finish_pass) [ENABLE_CHECKING]: Schedule verification
10009 if the parameter is true.
10010 (df_analyze) [!ENABLE_DF_CHECKING]: Also do verification if the
10011 DF_VERIFY_SCHEDULED flag is true.
10012 * df.h (enum df_changeable_flags): Add DF_VERIFY_SCHEDULED.
10013 (df_finish_pass): Adjust prototype.
10014 * passes.c (execute_todo): Schedule verification if TODO_df_verify is
10017 * see.c (pass_see): Add TODO_df_verify.
10018 * loop-init.c (pass_rtl_move_loop_invariants): Add TODO_df_verify.
10019 * global.c (rest_of_handle_global_alloc): Schedule verification
10021 * local-alloc.c (rest_of_handle_local_alloc): Schedule verification
10023 * function.c (pass_thread_prologue_and_epilogue): Add TODO_df_verify.
10024 * gcse.c (rest_of_handle_gcse): Adjust call to df_finish_pass.
10025 * loop-iv.c (iv_analysis_done): Schedule verification after the pass.
10027 * config/sh/sh.c (sh_output_mi_thunk): Remove dead code.
10028 * config/ia64/ia64.c (ia64_reorg): Adjust call to df_finish_pass.
10029 * config/bfin/bfin.c (bfin_reorg): Adjust call to df_finish_pass.
10031 2007-08-05 Vladimir Yanovsky <yanov@il.ibm.com>
10032 Revital Eres <eres@il.ibm.com>
10034 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Document new
10036 * ddg.c (create_ddg_dependence): Rename to...
10037 (create_ddg_dep_from_intra_loop_link): This. Do not check
10038 for interloop edges. Do not create anti dependence edge when
10039 a true dependence edge exists in the opposite direction and
10040 -fmodulo-sched-allow-regmoves is set.
10041 (build_intra_loop_deps): Call create_ddg_dep_from_intra_loop_link.
10042 (add_cross_iteration_register_deps): Create anti dependence edge
10043 when -fno-modulo-sched-allow-regmoves is set.
10044 * common.opt (-fmodulo-sched-allow-regmoves): New flag.
10046 2007-08-04 Richard Sandiford <richard@codesourcery.com>
10048 * config/arm/arm.md (movsi): Add braces.
10050 2007-08-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
10052 PR middle-end/32780
10053 * fold-const.c (fold_binary <case MINUS_EXPR>): Fix the type of
10054 operands for the folding of "A - (A & B)" into "~B & A"; cast them
10057 2007-08-03 Zdenek Dvorak <ook@ucw.cz>
10059 * tree-ssa-threadupdate.c (thread_through_all_blocks): Use loops'
10060 state accessor functions.
10061 * cfgloopmanip.c (remove_path, create_preheaders,
10062 force_single_succ_latches, fix_loop_structure): Ditto.
10063 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
10064 tree_duplicate_loop_to_header_edge): Ditto.
10065 * cfgloopanal.c (mark_irreducible_loops): Ditto.
10066 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize):
10068 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures,
10069 cleanup_tree_cfg): Ditto.
10070 * tree-cfg.c (tree_merge_blocks): Ditto.
10071 * cfgloop.c (rescan_loop_exit, record_loop_exits,
10072 release_recorded_exits, get_loop_exit_edges, verify_loop_structure,
10073 loop_preheader_edge, single_exit): Ditto.
10074 (flow_loops_find): Do not clear loops->state.
10075 * cfgloop.h (loops_state_satisfies_p, loops_state_set,
10076 loops_state_clear): New functions.
10078 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
10080 PR middle-end/32399
10081 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
10082 when adding to the base and convert ELT to sizetype instead of type.
10084 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
10086 PR middle-end/32304
10087 * ipa-reference.c (has_proper_scope_for_analysis): Return false when
10088 the decl's type has TYPE_NEEDS_CONSTRUCTING set.
10090 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
10092 PR middle-end/32935
10093 * fold-convert.c (fold_negate_expr <NOP_EXPR>): Convert back to the
10094 correct type the negate expression.
10096 2007-08-03 Jan Hubicka <jh@suse.cz>
10098 * i386.c (setup_incoming_varargs_64): Tolerate 64bit preferred
10101 2007-08-03 David Edelsohn <edelsohn@gnu.org>
10103 * config/rs6000/rs6000.c (struct processor_cost): Change
10104 l1_cache_lines to l1_cache_size. Add l2_cache_size.
10105 (*_cost): Convert l1 cache information to kilobytes. Add l2 cache
10107 (rios1_costs, rios2_cost): Correct cache line size.
10108 (rs6000_override_options): Set l2-cache-size parameter.
10110 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
10111 Diego Novillo <dnovillo@google.com>
10114 * tree-vrp.c (simplify_div_or_mod_using_ranges): Also simplify
10115 if the range includes 0.
10117 2007-08-03 Ben Elliston <bje@au.ibm.com>
10119 * config/spu/spu.md (dftsv, dftsv_celledp): Attach the appropriate
10120 mode to unspec expressions to silence a warning from the generator
10123 2007-08-02 Steve Ellcey <sje@cup.hp.com>
10125 * config/ia64/constraints.md ("U"): Make constraint vector only.
10127 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
10129 PR middle-end/25446
10130 * c-objc-common.c (c_cannot_inline_tree_fn): Check for an
10131 always_inline attribute on the function decl.
10133 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
10135 PR middle-end/25445
10136 * varasm.c (default_binds_local_p_1): Consult flag_whole_program
10137 if we are compiling with -fPIC.
10139 2007-08-02 Sandra Loosemore <sandra@codesourcery.com>
10140 Nigel Stephens <nigel@mips.com>
10142 * longlong.h [__mips__] (count_leading_zeros, COUNT_LEADING_ZEROS_0):
10143 Define for MIPS32 and MIPS64.
10145 2007-08-02 Nick Clifton <nickc@redhat.com>
10147 * config/host-hpux.c: Change copyright header to refer to version
10148 3 of the GNU General Public License and to point readers at the
10149 COPYING3 file and the FSF's license web page.
10150 * config/alpha/predicates.md, config/alpha/vms-ld.c,
10151 config/alpha/linux.h, config/alpha/alpha.opt,
10152 config/alpha/linux-elf.h, config/alpha/vms.h, config/alpha/elf.h,
10153 config/alpha/vms-unwind.h, config/alpha/ev4.md,
10154 config/alpha/ev6.md, config/alpha/alpha.c, config/alpha/vms-cc.c,
10155 config/alpha/alpha.h, config/alpha/sync.md,
10156 config/alpha/openbsd.h, config/alpha/alpha.md,
10157 config/alpha/alpha-modes.def, config/alpha/ev5.md,
10158 config/alpha/alpha-protos.h, config/alpha/freebsd.h,
10159 config/alpha/osf5.h, config/alpha/netbsd.h, config/alpha/vms64.h,
10160 config/alpha/constraints.md, config/alpha/osf.h,
10161 config/alpha/xm-vms.h, config/alpha/unicosmk.h, config/linux.h,
10162 config/frv/predicates.md, config/frv/frv.h, config/frv/linux.h,
10163 config/frv/frv.md, config/frv/frv.opt, config/frv/frv-modes.def,
10164 config/frv/frv-asm.h, config/frv/frv-protos.h,
10165 config/frv/frv-abi.h, config/frv/frv.c, config/s390/tpf.h,
10166 config/s390/s390.c, config/s390/predicates.md, config/s390/s390.h,
10167 config/s390/linux.h, config/s390/tpf.md, config/s390/tpf.opt,
10168 config/s390/2064.md, config/s390/2084.md, config/s390/s390.md,
10169 config/s390/s390.opt, config/s390/s390-modes.def,
10170 config/s390/fixdfdi.h, config/s390/constraints.md,
10171 config/s390/s390-protos.h, config/s390/s390x.h, config/elfos.h,
10172 config/dbxcoff.h, config/m32c/predicates.md, config/m32c/cond.md,
10173 config/m32c/m32c.c, config/m32c/minmax.md, config/m32c/blkmov.md,
10174 config/m32c/m32c-pragma.c, config/m32c/m32c.h,
10175 config/m32c/prologue.md, config/m32c/m32c.abi,
10176 config/m32c/muldiv.md, config/m32c/bitops.md, config/m32c/mov.md,
10177 config/m32c/addsub.md, config/m32c/m32c.md, config/m32c/m32c.opt,
10178 config/m32c/t-m32c, config/m32c/m32c-modes.def,
10179 config/m32c/jump.md, config/m32c/shift.md,
10180 config/m32c/m32c-protos.h, config/libgloss.h,
10181 config/spu/spu-protos.h, config/spu/predicates.md,
10182 config/spu/spu-builtins.h, config/spu/spu.c,
10183 config/spu/spu-builtins.def, config/spu/spu-builtins.md,
10184 config/spu/spu.h, config/spu/spu-elf.h, config/spu/constraints.md,
10185 config/spu/spu.md, config/spu/spu-c.c, config/spu/spu.opt,
10186 config/spu/spu-modes.def, config/spu/t-spu-elf, config/interix.h,
10187 config/sparc/hypersparc.md, config/sparc/predicates.md,
10188 config/sparc/linux.h, config/sparc/sp64-elf.h,
10189 config/sparc/supersparc.md, config/sparc/cypress.md,
10190 config/sparc/openbsd1-64.h, config/sparc/openbsd64.h,
10191 config/sparc/niagara.md, config/sparc/sparc.md,
10192 config/sparc/long-double-switch.opt, config/sparc/ultra3.md,
10193 config/sparc/sparc.opt, config/sparc/sync.md,
10194 config/sparc/sp-elf.h, config/sparc/sparc-protos.h,
10195 config/sparc/ultra1_2.md, config/sparc/biarch64.h,
10196 config/sparc/sparc.c, config/sparc/little-endian.opt,
10197 config/sparc/sysv4-only.h, config/sparc/sparc.h,
10198 config/sparc/linux64.h, config/sparc/freebsd.h,
10199 config/sparc/sol2.h, config/sparc/rtemself.h,
10200 config/sparc/netbsd-elf.h, config/sparc/vxworks.h,
10201 config/sparc/sparc-modes.def, config/sparc/sparclet.md,
10202 config/sparc/sysv4.h, config/vx-common.h, config/netbsd-aout.h,
10203 config/flat.h, config/m32r/m32r.md, config/m32r/predicates.md,
10204 config/m32r/little.h, config/m32r/m32r.c, config/m32r/m32r.opt,
10205 config/m32r/linux.h, config/m32r/constraints.md,
10206 config/m32r/m32r.h, config/m32r/m32r-protos.h, config/vxworks.opt,
10207 config/darwin-c.c, config/darwin.opt, config/i386/i386.h,
10208 config/i386/cygming.h, config/i386/linux.h, config/i386/cygwin.h,
10209 config/i386/i386.md, config/i386/netware-crt0.c,
10210 config/i386/sco5.h, config/i386/mmx.md, config/i386/vx-common.h,
10211 config/i386/kaos-i386.h, config/i386/winnt-stubs.c,
10212 config/i386/netbsd64.h, config/i386/djgpp.h, config/i386/gas.h,
10213 config/i386/sol2.h, config/i386/constraints.md,
10214 config/i386/netware-libgcc.c, config/i386/sysv5.h,
10215 config/i386/predicates.md, config/i386/geode.md,
10216 config/i386/x86-64.h, config/i386/kfreebsd-gnu.h,
10217 config/i386/freebsd64.h, config/i386/vxworksae.h,
10218 config/i386/pentium.md, config/i386/lynx.h, config/i386/i386elf.h,
10219 config/i386/rtemself.h, config/i386/netbsd-elf.h,
10220 config/i386/ppro.md, config/i386/k6.md, config/i386/netware.c,
10221 config/i386/netware.h, config/i386/i386-modes.def,
10222 config/i386/sysv4-cpp.h, config/i386/i386-interix.h,
10223 config/i386/cygwin1.c, config/i386/djgpp.opt, config/i386/uwin.h,
10224 config/i386/unix.h, config/i386/ptx4-i.h, config/i386/xm-djgpp.h,
10225 config/i386/att.h, config/i386/winnt.c, config/i386/beos-elf.h,
10226 config/i386/sol2-10.h, config/i386/darwin64.h, config/i386/sse.md,
10227 config/i386/i386.opt, config/i386/bsd.h, config/i386/cygming.opt,
10228 config/i386/xm-mingw32.h, config/i386/linux64.h,
10229 config/i386/openbsdelf.h, config/i386/xm-cygwin.h,
10230 config/i386/sco5.opt, config/i386/darwin.h, config/i386/mingw32.h,
10231 config/i386/winnt-cxx.c, config/i386/i386-interix3.h,
10232 config/i386/nwld.c, config/i386/nwld.h, config/i386/host-cygwin.c,
10233 config/i386/cygwin2.c, config/i386/i386-protos.h,
10234 config/i386/sync.md, config/i386/openbsd.h,
10235 config/i386/host-mingw32.c, config/i386/i386-aout.h,
10236 config/i386/nto.h, config/i386/biarch64.h,
10237 config/i386/i386-coff.h, config/i386/freebsd.h,
10238 config/i386/driver-i386.c, config/i386/knetbsd-gnu.h,
10239 config/i386/host-i386-darwin.c, config/i386/vxworks.h,
10240 config/i386/crtdll.h, config/i386/i386.c, config/i386/sysv4.h,
10241 config/darwin-protos.h, config/linux.opt, config/sol2.c,
10242 config/sol2.h, config/sh/symbian.c, config/sh/sh-protos.h,
10243 config/sh/linux.h, config/sh/elf.h, config/sh/superh.h,
10244 config/sh/sh4.md, config/sh/coff.h, config/sh/newlib.h,
10245 config/sh/embed-elf.h, config/sh/symbian-pre.h, config/sh/rtems.h,
10246 config/sh/kaos-sh.h, config/sh/sh4a.md, config/sh/constraints.md,
10247 config/sh/sh64.h, config/sh/sh.opt, config/sh/symbian-post.h,
10248 config/sh/sh-c.c, config/sh/predicates.md, config/sh/sh.c,
10249 config/sh/sh.h, config/sh/shmedia.md, config/sh/sh-modes.def,
10250 config/sh/little.h, config/sh/sh1.md, config/sh/sh4-300.md,
10251 config/sh/superh64.h, config/sh/rtemself.h,
10252 config/sh/netbsd-elf.h, config/sh/sh.md, config/sh/vxworks.h,
10253 config/usegas.h, config/svr3.h, config/pdp11/pdp11-protos.h,
10254 config/pdp11/2bsd.h, config/pdp11/pdp11.md, config/pdp11/pdp11.c,
10255 config/pdp11/pdp11.opt, config/pdp11/pdp11-modes.def,
10256 config/pdp11/pdp11.h, config/avr/rtems.h, config/avr/avr-protos.h,
10257 config/avr/predicates.md, config/avr/constraints.md,
10258 config/avr/avr.md, config/avr/avr.c, config/avr/avr.opt,
10259 config/avr/avr.h, config/sol2-protos.h, config/dbxelf.h,
10260 config/lynx.opt, config/crx/crx.h, config/crx/crx-protos.h,
10261 config/crx/crx.md, config/crx/crx.c, config/crx/crx.opt,
10262 config/c4x/c4x-c.c, config/c4x/c4x.c, config/c4x/c4x.opt,
10263 config/c4x/c4x-modes.def, config/c4x/rtems.h,
10264 config/c4x/predicates.md, config/c4x/c4x.h,
10265 config/c4x/c4x-protos.h, config/c4x/c4x.md, config/kfreebsd-gnu.h,
10266 config/xtensa/predicates.md, config/xtensa/xtensa.c,
10267 config/xtensa/linux.h, config/xtensa/xtensa.h,
10268 config/xtensa/elf.h, config/xtensa/xtensa.md,
10269 config/xtensa/xtensa.opt, config/xtensa/constraints.md,
10270 config/xtensa/xtensa-protos.h, config/dbx.h,
10271 config/stormy16/predicates.md, config/stormy16/stormy16.md,
10272 config/stormy16/stormy16.c, config/stormy16/stormy16.opt,
10273 config/stormy16/stormy16.h, config/stormy16/stormy16-protos.h,
10274 config/host-solaris.c, config/fr30/fr30.h,
10275 config/fr30/predicates.md, config/fr30/fr30-protos.h,
10276 config/fr30/fr30.md, config/fr30/fr30.c, config/fr30/fr30.opt,
10277 config/vxworksae.h, config/sol2-c.c, config/lynx.h,
10278 config/m68hc11/m68hc11-protos.h, config/m68hc11/predicates.md,
10279 config/m68hc11/m68hc11.md, config/m68hc11/m68hc11.c,
10280 config/m68hc11/m68hc11.opt, config/m68hc11/m68hc11.h,
10281 config/m68hc11/m68hc12.h, config/openbsd-oldgas.h,
10282 config/host-linux.c, config/interix3.h, config/cris/cris.c,
10283 config/cris/predicates.md, config/cris/linux.h,
10284 config/cris/cris.h, config/cris/aout.h, config/cris/cris.md,
10285 config/cris/linux.opt, config/cris/cris.opt, config/cris/elf.opt,
10286 config/cris/aout.opt, config/cris/cris-protos.h,
10287 config/vxworks-dummy.h, config/netbsd.h, config/netbsd-elf.h,
10288 config/iq2000/iq2000.h, config/iq2000/predicates.md,
10289 config/iq2000/iq2000-protos.h, config/iq2000/iq2000.md,
10290 config/iq2000/iq2000.c, config/iq2000/iq2000.opt,
10291 config/host-darwin.c, config/mt/mt.md, config/mt/mt.c,
10292 config/mt/mt.opt, config/mt/t-mt, config/mt/mt.h,
10293 config/mt/mt-protos.h, config/svr4.h, config/host-darwin.h,
10294 config/chorus.h, config/mn10300/mn10300.c,
10295 config/mn10300/mn10300.opt, config/mn10300/predicates.md,
10296 config/mn10300/mn10300.h, config/mn10300/linux.h,
10297 config/mn10300/constraints.md, config/mn10300/mn10300-protos.h,
10298 config/mn10300/mn10300.md, config/ia64/predicates.md,
10299 config/ia64/itanium1.md, config/ia64/unwind-ia64.h,
10300 config/ia64/ia64-c.c, config/ia64/sync.md, config/ia64/ia64.c,
10301 config/ia64/itanium2.md, config/ia64/ia64.h, config/ia64/vect.md,
10302 config/ia64/freebsd.h, config/ia64/ia64.md,
10303 config/ia64/ia64-modes.def, config/ia64/constraints.md,
10304 config/ia64/hpux.h, config/ia64/ia64-protos.h, config/windiss.h,
10305 config/gofast.h, config/rtems.h, config/sol2-10.h,
10306 config/m68k/predicates.md, config/m68k/m68k.md,
10307 config/m68k/linux.h, config/m68k/m68k-modes.def,
10308 config/m68k/print-sysroot-suffix.sh, config/m68k/m68k-protos.h,
10309 config/m68k/coff.h, config/m68k/m68k-none.h, config/m68k/ieee.opt,
10310 config/m68k/openbsd.h, config/m68k/m68k-aout.h,
10311 config/m68k/m68k.opt, config/m68k/m68020-elf.h,
10312 config/m68k/m68kelf.h, config/m68k/m68k-devices.def,
10313 config/m68k/uclinux-oldabi.h, config/m68k/m68k.c,
10314 config/m68k/constraints.md, config/m68k/rtemself.h,
10315 config/m68k/netbsd-elf.h, config/m68k/m68k.h,
10316 config/m68k/uclinux.h, config/rs6000/power4.md,
10317 config/rs6000/host-darwin.c, config/rs6000/6xx.md,
10318 config/rs6000/linux.h, config/rs6000/eabi.h,
10319 config/rs6000/aix41.opt, config/rs6000/xcoff.h,
10320 config/rs6000/secureplt.h, config/rs6000/linuxspe.h,
10321 config/rs6000/eabialtivec.h, config/rs6000/8540.md,
10322 config/rs6000/darwin8.h, config/rs6000/kaos-ppc.h,
10323 config/rs6000/windiss.h, config/rs6000/603.md,
10324 config/rs6000/aix41.h, config/rs6000/cell.md,
10325 config/rs6000/mpc.md, config/rs6000/aix43.h, config/rs6000/beos.h,
10326 config/rs6000/gnu.h, config/rs6000/rtems.h, config/rs6000/aix.opt,
10327 config/rs6000/darwin.md, config/rs6000/darwin64.h,
10328 config/rs6000/default64.h, config/rs6000/7xx.md,
10329 config/rs6000/darwin.opt, config/rs6000/spe.md,
10330 config/rs6000/rs6000.opt, config/rs6000/rs6000-c.c,
10331 config/rs6000/rios2.md, config/rs6000/linuxaltivec.h,
10332 config/rs6000/7450.md, config/rs6000/linux64.h,
10333 config/rs6000/constraints.md, config/rs6000/440.md,
10334 config/rs6000/darwin.h, config/rs6000/host-ppc64-darwin.c,
10335 config/rs6000/rs6000.c, config/rs6000/aix52.h,
10336 config/rs6000/rs6000.h, config/rs6000/power6.md,
10337 config/rs6000/predicates.md, config/rs6000/altivec.md,
10338 config/rs6000/aix64.opt, config/rs6000/rios1.md,
10339 config/rs6000/rs6000-modes.def, config/rs6000/rs64.md,
10340 config/rs6000/eabisim.h, config/rs6000/sysv4le.h,
10341 config/rs6000/darwin7.h, config/rs6000/dfp.md,
10342 config/rs6000/linux64.opt, config/rs6000/sync.md,
10343 config/rs6000/vxworksae.h, config/rs6000/power5.md,
10344 config/rs6000/lynx.h, config/rs6000/biarch64.h,
10345 config/rs6000/rs6000.md, config/rs6000/sysv4.opt,
10346 config/rs6000/eabispe.h, config/rs6000/e500.h,
10347 config/rs6000/freebsd.h, config/rs6000/rs6000-protos.h,
10348 config/rs6000/netbsd.h, config/rs6000/e500-double.h,
10349 config/rs6000/aix.h, config/rs6000/vxworks.h,
10350 config/rs6000/40x.md, config/rs6000/aix51.h,
10351 config/rs6000/sysv4.h, config/arc/arc-protos.h, config/arc/arc.md,
10352 config/arc/arc.c, config/arc/arc.opt, config/arc/arc-modes.def,
10353 config/arc/arc.h, config/mcore/mcore-elf.h,
10354 config/mcore/mcore-protos.h, config/mcore/predicates.md,
10355 config/mcore/mcore.md, config/mcore/mcore.c,
10356 config/mcore/mcore.opt, config/mcore/mcore.h,
10357 config/mcore/mcore-pe.h, config/darwin.c, config/freebsd-nthr.h,
10358 config/score/predicates.md, config/score/score-version.h,
10359 config/score/score-protos.h, config/score/misc.md,
10360 config/score/elf.h, config/score/score.c, config/score/mac.md,
10361 config/score/score7.md, config/score/score.h,
10362 config/score/score-conv.h, config/score/score-mdaux.c,
10363 config/score/score.md, config/score/score.opt,
10364 config/score/score-modes.def, config/score/score-mdaux.h,
10365 config/score/mul-div.S, config/arm/uclinux-elf.h,
10366 config/arm/semi.h, config/arm/ecos-elf.h, config/arm/arm1020e.md,
10367 config/arm/symbian.h, config/arm/linux-elf.h,
10368 config/arm/arm1026ejs.md, config/arm/arm1136jfs.md,
10369 config/arm/elf.h, config/arm/aout.h, config/arm/arm.c,
10370 config/arm/thumb2.md, config/arm/vec-common.md, config/arm/coff.h,
10371 config/arm/strongarm-pe.h, config/arm/arm.h,
10372 config/arm/cortex-a8-neon.md, config/arm/semiaof.h,
10373 config/arm/cortex-a8.md, config/arm/uclinux-eabi.h,
10374 config/arm/arm-modes.def, config/arm/linux-eabi.h,
10375 config/arm/rtems-elf.h, config/arm/neon-schedgen.ml,
10376 config/arm/arm-cores.def, config/arm/arm-protos.h,
10377 config/arm/vfp.md, config/arm/aof.h, config/arm/linux-gas.h,
10378 config/arm/wince-pe.h, config/arm/neon.md,
10379 config/arm/constraints.md, config/arm/neon.ml,
10380 config/arm/xscale-elf.h, config/arm/strongarm-coff.h,
10381 config/arm/arm.opt, config/arm/arm926ejs.md,
10382 config/arm/predicates.md, config/arm/iwmmxt.md,
10383 config/arm/arm_neon.h, config/arm/unknown-elf.h,
10384 config/arm/kaos-arm.h, config/arm/bpabi.h, config/arm/pe.opt,
10385 config/arm/neon-testgen.ml, config/arm/arm.md,
10386 config/arm/xscale-coff.h, config/arm/pe.c,
10387 config/arm/arm-generic.md, config/arm/pe.h,
10388 config/arm/kaos-strongarm.h, config/arm/freebsd.h,
10389 config/arm/neon-docgen.ml, config/arm/netbsd.h, config/arm/fpa.md,
10390 config/arm/strongarm-elf.h, config/arm/cirrus.md,
10391 config/arm/netbsd-elf.h, config/arm/vxworks.h,
10392 config/arm/neon-gen.ml, config/kaos.h, config/darwin-driver.c,
10393 config/pa/predicates.md, config/pa/pa64-hpux.h,
10394 config/pa/pa-hpux.opt, config/pa/som.h, config/pa/pa-hpux1010.opt,
10395 config/pa/pa-hpux1111.opt, config/pa/pa-pro-end.h,
10396 config/pa/elf.h, config/pa/fptr.c, config/pa/pa64-linux.h,
10397 config/pa/pa.md, config/pa/pa.opt, config/pa/pa-hpux.h,
10398 config/pa/pa-hpux10.h, config/pa/pa-hpux11.h,
10399 config/pa/pa-hpux1010.h, config/pa/pa-protos.h,
10400 config/pa/pa-osf.h, config/pa/pa-hpux1111.h, config/pa/pa-64.h,
10401 config/pa/milli64.S, config/pa/pa.c, config/pa/pa-linux.h,
10402 config/pa/pa.h, config/pa/pa32-linux.h, config/pa/pa64-hpux.opt,
10403 config/pa/pa64-regs.h, config/pa/pa-modes.def,
10404 config/pa/constraints.md, config/darwin9.h, config/mips/4100.md,
10405 config/mips/linux.h, config/mips/elfoabi.h, config/mips/elf.h,
10406 config/mips/sdb.h, config/mips/windiss.h, config/mips/rtems.h,
10407 config/mips/3000.md, config/mips/iris5.h, config/mips/5000.md,
10408 config/mips/7000.md, config/mips/9000.md, config/mips/4600.md,
10409 config/mips/linux64.h, config/mips/elforion.h,
10410 config/mips/constraints.md, config/mips/generic.md,
10411 config/mips/predicates.md, config/mips/4300.md,
10412 config/mips/mips-ps-3d.md, config/mips/iris.h, config/mips/24k.md,
10413 config/mips/mips.md, config/mips/mips.opt, config/mips/4k.md,
10414 config/mips/5k.md, config/mips/vr4120-div.S,
10415 config/mips/openbsd.h, config/mips/iris6.h, config/mips/4000.md,
10416 config/mips/mips-protos.h, config/mips/6000.md,
10417 config/mips/mips.c, config/mips/mips.h, config/mips/r3900.h,
10418 config/mips/74k.md, config/mips/netbsd.h, config/mips/vxworks.h,
10419 config/mips/mips-modes.def, config/mips/vr.h,
10420 config/soft-fp/t-softfp, config/openbsd.h, config/ptx4.h,
10421 config/freebsd-spec.h, config/vax/vax.c, config/vax/openbsd.h,
10422 config/vax/vax.h, config/vax/elf.h, config/vax/vax.md,
10423 config/vax/bsd.h, config/vax/vax.opt, config/vax/vax-modes.def,
10424 config/vax/openbsd1.h, config/vax/netbsd.h,
10425 config/vax/vax-protos.h, config/vax/netbsd-elf.h,
10426 config/vax/vaxv.h, config/vax/ultrix.h, config/freebsd.h,
10427 config/h8300/rtems.h, config/h8300/predicates.md,
10428 config/h8300/h8300.c, config/h8300/h8300.h, config/h8300/elf.h,
10429 config/h8300/h8300.md, config/h8300/h8300.opt,
10430 config/h8300/coff.h, config/h8300/h8300-protos.h,
10431 config/v850/v850.md, config/v850/predicates.md,
10432 config/v850/v850-c.c, config/v850/v850.c, config/v850/v850.opt,
10433 config/v850/v850.h, config/v850/v850-protos.h, config/vxworks.c,
10434 config/knetbsd-gnu.h, config/sol2-6.h, config/vxworks.h,
10435 config/mmix/mmix.h, config/mmix/predicates.md,
10436 config/mmix/mmix-protos.h, config/mmix/mmix.md,
10437 config/mmix/mmix.c, config/mmix/mmix.opt,
10438 config/mmix/mmix-modes.def, config/bfin/bfin.opt,
10439 config/bfin/rtems.h, config/bfin/bfin-modes.def,
10440 config/bfin/predicates.md, config/bfin/bfin-protos.h,
10441 config/bfin/bfin.c, config/bfin/bfin.h, config/bfin/bfin.md:
10444 2007-08-02 Richard Sandiford <richard@codesourcery.com>
10446 * emit-rtl.c (reset_used_decls): Rename to...
10447 (set_used_decls): ...this. Set the used flag rather than clearing it.
10448 (unshare_all_rtl_again): Update accordingly. Set flags on argument
10449 DECL_RTLs rather than resetting them.
10451 2007-08-02 Andreas Krebbel <krebbel1@de.ibm.com>
10453 * config/s390/s390.md ("*xordi3_cconly"): Change xr to xg.
10455 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
10457 * reload.c (find_reloads_address_part): Pass correct MEMREFLOC
10458 argument to find_reloads_address.
10460 2007-08-01 Daniel Jacobowitz <dan@codesourcery.com>
10462 PR tree-optimization/32919
10463 * tree-ssa-sccvn.c (visit_phi): Do not visit abnormal PHIs.
10464 * tree-ssa-coalesce.c (ssa_conflicts_dump): New.
10465 (coalesce_ssa_name): Call it.
10467 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
10468 David Ung <davidu@mips.com>
10470 * config/mips/mips16.S (__mips16_unordsf2, __mips16_floatunsisf): New.
10471 (__mips16_unorddf2, __mips16_floatunsidf): New.
10472 * config/mips/mips.c (mips_init_libfuncs): Add optab entries for
10474 * config/mips/t-libgcc-mips16 (LIB1ASMFUNCS): Add new functions.
10476 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
10478 * tree-pretty-print.c (dump_generic_node): Dump OMP_SECTIONS_SWITCH.
10479 Display new operands of OMP_SECTIONS and OMP_CONTINUE.
10480 * tree.h (OMP_SECTIONS_CONTROL): New macro.
10481 (OMP_DIRECTIVE_P): Add OMP_SECTIONS_SWITCH.
10482 * omp-low.c (get_ws_args_for, determine_parallel_type,
10483 expand_omp_for_generic, expand_omp_for_static_nochunk,
10484 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
10485 Work with more precise CFG.
10486 (build_omp_regions_1): Handle OMP_SECTIONS_SWITCH.
10487 (lower_omp_sections): Emit OMP_SECTIONS_SWITCH. Add arguments to
10489 * tree-gimple.c (is_gimple_stmt): Handle OMP_SECTIONS_SWITCH.
10490 * gimple-low.c (lower_stmt): Ditto.
10491 * tree-inline.c (estimate_num_insns_1): Ditto.
10492 * tree.def (OMP_SECTIONS, OMP_CONTINUE): Added new operands.
10493 (OMP_SECTIONS_SWITCH): New.
10494 * tree-cfgcleanup.c (cleanup_omp_return): New.
10495 (cleanup_tree_cfg_bb): Call cleanup_omp_return.
10496 * tree-cfg.c (make_edges): Create back edges for OMP_CONTINUE
10497 and exit edge for OMP_FOR. Handle OMP_SECTIONS_SWITCH.
10498 (tree_redirect_edge_and_branch): Handle omp constructs.
10500 * fortran/trans-openmp.c (gfc_trans_omp_sections): Build OMP_SECTIONS
10501 with three arguments.
10503 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
10505 * tree-cfg.c (tree_merge_blocks): Preserve loop exit phi nodes only
10506 in loop closed ssa.
10508 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
10510 * tree-ssa-threadupdate.c (thread_through_all_blocks): Record that
10511 the loop structures may need fixing.
10512 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures):
10514 (cleanup_tree_cfg_loop): Removed.
10515 (cleanup_tree_cfg): If loops need fixing, call repair_loop_structures.
10516 * tree-predcom.c (tree_predictive_commoning): Return TODO_cleanup_cfg
10517 instead of running cleanup_tree_cfg_loop.
10518 * cfgloop.h (LOOPS_NEED_FIXUP): New constant.
10519 * tree-flow.h (cleanup_tree_cfg_loop): Declaration removed.
10520 (tree_predictive_commoning): Declaration changed.
10521 * passes.c (execute_function_todo): Do not use cleanup_tree_cfg_loop.
10523 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
10525 * doc/invoke.texi (l1-cache-size): Update documentation.
10526 (l2-cache-size): Document.
10527 * params.h (L2_CACHE_SIZE): New macro.
10528 * tree-ssa-loop-prefetch.c (L1_CACHE_SIZE_BYTES): Reflect
10529 that L1_CACHE_SIZE is in kB now.
10530 (L2_CACHE_SIZE_BYTES): New macro.
10531 (tree_ssa_prefetch_arrays): Show size in kB.
10532 * config/i386/i386.h (struct processor_costs): Add l1_cache_size
10533 and l2_cache_size fields.
10534 * config/i386/driver-i386.c (describe_cache): Detect cache size
10536 * config/i386/i386.c (size_cost, i386_cost, i486_cost,pentium_cost,
10537 pentiumpro_cost, geode_cost, k6_cost, athlon_cost, k8_cost,
10538 amdfam10_cost, pentium4_cost, nocona_cost, core2_cost,
10539 generic64_cost, generic32_cost): Add l1_cache_size and l2_cache_size.
10540 (override_options): Set l1-cache-size and l2-cache-size to default
10541 values if not specified otherwise.
10542 * params.def (PARAM_L1_CACHE_SIZE): Change to set in kB.
10543 (PARAM_L2_CACHE_SIZE): New.
10545 2007-08-01 Nigel Stephens <nigel@mips.com>
10546 David Ung <davidu@mips.com>
10547 Thiemo Seufer <ths@mips.com>
10548 Chris Dearman <chris@mips.com>
10549 Richard Sandiford <richard@codesourcery.com>
10551 * config.gcc (mips*-sde-elf*): New stanza.
10552 (mipsisa32-*-elf*, mipsisa32el-*-elf*, mipsisa32r2-*-elf*)
10553 (mipsisa32r2el-*-elf*, mipsisa64-*-elf*, mipsisa64el-*-elf*)
10554 (mipsisa64sb1-*-elf*, mipsisa64sb1el-*-elf*, mips-*-elf*)
10555 (mipsel-*-elf*, mips64-*-elf*, mips64el-*-elf*, mips64orion-*-elf*)
10556 (mips64orionel-*-elf*, mips*-*-rtems*, mips-wrs-windiss)
10557 (mipstx39-*-elf*, mipstx39el-*-elf*): Add mips/t-libgcc-mips16
10559 * config/mips/sde.h: New file.
10560 * config/mips/t-libgcc-mips16: Likewise.
10561 * config/mips/t-sde: Likewise.
10562 * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove settings
10563 of _ABIN32, _ABI64, _ABIO32, _MIPS_SIM, _MIPS_SZLONG, _MIPS_SZPTR,
10564 _MIPS_FPSET and _MIPS_SZINT.
10565 * config/mips/iris.h (TARGET_OS_CPP_BUILTINS): Likewise.
10566 * config/mips/elfoabi.h (DRIVER_SELF_SPECS): Remove separate
10567 insertion of a default -mips option. Use MIPS_32BIT_OPTION_SPEC.
10568 * config/mips/t-isa3264 (LIB1ASMSRC, LIB1ASMFUNCS): Delete.
10569 * config/mips/t-r3900 (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
10570 * config/mips/t-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
10571 * config/mips/mips.h (TARGET_CPU_CPP_BUITINS): Define _ABIO32,
10572 _ABIN32, _ABI64, _ABIO64, _MIPS_SIM, _MIPS_SZINT, _MIPS_SZLONG,
10573 _MIPS_SZPTR and _MIPS_FPSET.
10574 (MIPS_ISA_LEVEL_SPEC): Inject the default -mips option if no
10575 architecture is specified.
10576 (MIPS_32BIT_OPTION_SPEC): New macro.
10578 2007-07-31 Dan Hipschman <dsh@google.com>
10580 * gcc.c (end_going_arg): New function.
10581 (do_spec_2): Use it.
10582 (do_spec_1): Use it.
10584 2007-07-31 H.J. Lu <hongjiu.lu@intel.com>
10586 * ddg.c (add_cross_iteration_register_deps): Declare bb_info
10587 only if ENABLE_CHECKING is defined.
10589 2007-07-31 Kenneth Zadeck <zadeck@naturalbridge.com>
10591 * df.h (DF_RU, DF_RU_BB_INFO, df_ru_bb_info, df_ru,
10592 df_ru_add_problem, df_ru_get_bb_info): Removed.
10593 (DF_RD, DF_UREC, DF_CHAIN, DF_NOTE): Renumbered.
10594 * df-problems.c (df_ru_problem_data, df_ru_set_bb_info,
10595 df_ru_free_bb_info, df_ru_alloc,
10596 df_ru_bb_local_compute_process_def,
10597 df_ru_bb_local_compute_process_use, df_ru_bb_local_compute,
10598 df_ru_local_compute, df_ru_init_solution, df_ru_confluence_n,
10599 df_ru_transfer_function, df_ru_free, df_ru_start_dump,
10600 df_ru_top_dump, df_ru_bottom_dump, df_problem problem_RU,
10601 df_ru_add_problem): Removed.
10603 2007-07-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10606 * pa.md (casesi32): Use match_scratch. Revise insn condition.
10607 (casesi32p, casesi64p): Likewise.
10608 (casesi): Adjust for above.
10610 2007-07-31 Richard Sandiford <richard@codesourcery.com>
10612 * mode-switching.c (create_pre_exit): Don't search past calls.
10614 2007-07-31 Sandra Loosemore <sandra@codesourcery.com>
10616 * config/mips/mips.h (ISA_HAS_SYNCI): Add !TARGET_MIPS16 test.
10618 2007-07-31 Revital Eres <eres@il.ibm.com>
10620 * ddg.c (add_deps_for_def): Rename to...
10621 (add_cross_iteration_register_deps): This. Change implementation
10622 to use only reaching def and def-use chains to construct the
10623 inter loop dependencies.
10624 (add_deps_for_use): Remove function.
10625 (build_inter_loop_deps): Call add_cross_iteration_register_deps
10626 function to build the inter loop dependencies.
10627 * modulo-sched.c (sms_schedule): Build only
10628 reaching def and def-use chains for the propose of the ddg
10631 2007-07-31 Julian Brown <julian@codesourcery.com>
10633 * config/arm/neon.md (vec_set<mode>_internal, vec_setv2di_internal):
10634 New define_insns. Use correct RTL.
10635 (vec_set<mode>): Write as expander.
10637 2007-07-31 Razya Ladelsky <razya@il.ibm.com>
10639 * matrix-reorg.c (analyze_matrix_allocation_site): Avoid referring
10640 to an unallocated space.
10642 2007-07-30 Jan Sjodin <jan.sjodin@amd.com>
10645 (split_constant_offset): Enable split_constant_offset to extract
10646 constants from other statements.
10647 * tree-vect-transform.c
10648 (vect_create_addr_base_for_vector_ref): Generate data_ref_base
10649 to a temp var. Force base_offset to be simple.
10651 2007-07-30 Seongbae Park <seongbae.park@gmail.com>
10653 * df-scan.c (df_scan_verify): Remove artificial limit on
10654 the number of blocks for verification.
10655 * df-problems.c (df_lr_bb_local_compute, df_simulate_find_defs,
10656 df_simulate_defs): Avoid unnecessary insn checking for defs.
10658 2007-07-29 Mark Mitchell <mark@codesourcery.com>
10660 * config/m68k/lb1sf68.asm (FUNC): New macro.
10661 (__mulsi3): Use it.
10662 (__udivsi3): Likewise.
10663 (__divsi3): Likewise.
10664 (__umodsi3): Likewise.
10665 (__modsi3): Likewise.
10666 (__subdf3): Likewise.
10667 (__adddf3): Likewise.
10668 (__muldf3): Likewise.
10669 (__divdf3): Likewise.
10670 (__negdf2): Likewise.
10671 (__cmpdf2): Likewise.
10672 (__subsf3): Likewise.
10673 (__addsf3): Likewise.
10674 (__mulsf3): Likewise.
10675 (__divsf3): Likewise.
10676 (__negsf2): Likewise.
10677 (__cmpsf2): Likewise.
10678 (__eqdf2): Likewise.
10679 (__nedf2): Likewise.
10680 (__gtdf2): Likewise.
10681 (__gedf2): Likewise.
10682 (__ltdf2): Likewise.
10683 (__ledf2): Likewise.
10684 (__eqsf2): Likewise.
10685 (__nesf2): Likewise.
10686 (__gtsf2): Likewise.
10687 (__gesf2): Likewise.
10688 (__ltsf2): Likewise.
10689 (__lesf2): Likewise.
10691 2007-07-30 Ollie Wild <aaw@google.com>
10693 * c-ppoutput.c (print_lines_directives_only): New function.
10694 (scan_translation_unit_directives_only): New function.
10695 (preprocess_file): Add call to scan_translation_unit_directives_only.
10696 * c-opts.c (c_common_handle_option): Add OPT_fdirectives_only.
10697 (sanitize_cpp_opts): Add default flag_dump_macros setting for
10698 -fdirectives-only. Add errors for -fdirectives-only conflict with
10699 -Wunused-macros and -traditional.
10700 (finish_options): Add builtin macro initialization for
10701 -fdirectives-only + -fpreprocessed.
10702 * c.opt (fdirectives-only): New.
10703 * doc/cppopts.texi (fdirectives-only): New.
10705 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10707 * alias.c (record_set, memory_modified_1): Constify.
10708 * bt-load.c (note_btr_set): Likewise.
10709 * caller-save.c (mark_set_regs, add_stored_regs): Likewise.
10710 * combine.c (set_nonzero_bits_and_sign_copies,
10711 expand_field_assignment, record_dead_and_set_regs_1,
10712 use_crosses_set_p, reg_dead_at_p_1, can_combine_p,
10713 likely_spilled_retval_1): Likewise.
10714 * config/frv/frv.c (frv_registers_update_1, frv_io_check_address,
10715 frv_io_handle_set): Likewise.
10716 * config/mips/mips.c (mips_sim_record_set,
10717 vr4130_true_reg_dependence_p_1): Likewise.
10718 * config/mt/mt.c (insn_dependent_p_1): Likewise.
10719 * config/s390/s390.c (s390_reg_clobbered_rtx): Likewise.
10720 * config/sh/sh.c (flow_dependent_p_1): Likewise.
10721 * cselib.c (cselib_invalidate_rtx_note_stores): Likewise.
10722 * dce.c (mark_nonreg_stores_1, mark_nonreg_stores_2): Likewise.
10723 * ddg.c (mark_mem_store): Likewise.
10724 * df-problems.c (df_urec_mark_reg_change): Likewise.
10725 * function.c (update_epilogue_consts): Likewise.
10726 * gcse.c (record_set_info, record_last_set_info,
10727 mems_conflict_for_gcse_p, canon_list_insert, reg_set_info,
10728 reg_clear_last_set): Likewise.
10729 * global.c (mark_reg_store, mark_reg_clobber, reg_becomes_live):
10731 * jump.c (reversed_comparison_code_parts): Likewise.
10732 * local-alloc.c (validate_equiv_mem_from_store, no_equiv,
10733 reg_is_set): Likewise.
10734 * loop-iv.c (mark_altered): Likewise.
10735 * mode-switching.c (reg_becomes_live): Likewise.
10736 * optabs.c (no_conflict_move_test): Likewise.
10737 * postreload-gcse.c (record_last_set_info, find_mem_conflicts):
10739 * postreload.c (reload_combine_note_store, move2add_note_store):
10741 * regmove.c (flags_set_1): Likewise.
10742 * regrename.c (note_sets, kill_clobbered_value, kill_set_value):
10744 * reload1.c (mark_not_eliminable, forget_old_reloads_1):
10746 * resource.c (update_live_status): Likewise.
10747 * rtl.h (set_of, note_stores): Likewise.
10748 * rtlanal.c (set_of_1, parms_set, struct set_of_data, set_of,
10749 note_stores, parms_set): Likewise.
10750 * sched-rgn.c (sets_likely_spilled_1): Likewise.
10751 * stack-ptr-mod.c (notice_stack_pointer_modification_1):
10753 * var-tracking.c (count_stores, add_stores): Likewise.
10755 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10757 * alias.c (mems_in_disjoint_alias_sets_p,
10758 fixed_scalar_and_varying_struct_p, aliases_everything_p,
10759 nonoverlapping_component_refs_p, nonoverlapping_memrefs_p,
10760 write_dependence_p, mems_in_disjoint_alias_sets_p,
10761 read_dependence, true_dependence, canon_true_dependence,
10762 anti_dependence, output_dependence): Constify.
10763 * combine.c (extended_count): Likewise.
10764 * cse.c (cse_rtx_varies_p, hash_rtx, exp_equiv_p): Likewise.
10765 * cselib.c (get_value_hash, references_value_p,
10766 cselib_reg_set_mode, cselib_rtx_varies_p): Likewise.
10767 * cselib.h (cselib_reg_set_mode, references_value_p): Likewise.
10768 * emit-rtl.c (mem_expr_equal_p, active_insn_p): Likewise.
10769 * function.c (contains, prologue_epilogue_contains,
10770 sibcall_epilogue_contains): Likewise.
10771 * jump.c (simplejump_p, condjump_p, condjump_in_parallel_p,
10772 pc_set, any_uncondjump_p, any_condjump_p, onlyjump_p,
10773 only_sets_cc0_p, sets_cc0_p, rtx_renumbered_equal_p, true_regnum,
10774 reg_or_subregno): Likewise.
10775 * recog.c (asm_noperands): Likewise.
10776 * reload1.c (function_invariant_p): Likewise.
10777 * rtl.h (mem_expr_equal_p, active_insn_p, rtx_varies_p,
10778 rtx_addr_varies_p, asm_noperands, exp_equiv_p, hash_rtx,
10779 condjump_p, any_condjump_p, any_uncondjump_p, pc_set,
10780 simplejump_p, onlyjump_p, only_sets_cc0_p, sets_cc0_p,
10781 true_regnum, reg_or_subregno, condjump_in_parallel_p,
10782 extended_count, prologue_epilogue_contains,
10783 sibcall_epilogue_contains, function_invariant_p, true_dependence,
10784 canon_true_dependence, read_dependence, anti_dependence,
10785 output_dependence): Likewise.
10786 * rtlanal.c (rtx_varies_p, rtx_addr_varies_p): Likewise.
10788 2007-07-30 Julian Brown <julian@codesourcery.com>
10790 * config/arm/neon.md (V_ext): New mode attribute.
10791 (neon_vget_lane<mode>): Replace with define_expand.
10792 (neon_vget_lane<mode>_sext_internal)
10793 (neon_vget_lane<mode>_zext_internal): New define_insns for double
10794 and quad precision vectors.
10795 (neon_vget_lanedi): Add bounds check. Remove dead comment.
10796 * config/arm/neon.ml (get_lane): Make 32-bit get-lane intrinsics
10797 have typeless 32-bit result.
10799 2007-07-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
10802 * tree-affine.h (aff_tree): The type of rest is sizetype for types
10804 * tree-affine.c (aff_combination_scale): If type is a pointer type,
10805 use sizetype for rest.
10806 (aff_combination_add_elt): Likewise. Don't specialize pointer types.
10807 (aff_combination_convert): Don't convert rest for pointer types.
10809 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
10811 * Makefile.in (tree-ssa-alias.o): Add alloc-pool.h
10813 * tree-ssa-alias.c: Add alloc-pool.h.
10814 (init_alias_info): Free alias_bitmap_obstack.
10815 (delete_alias_info): Call delete_mem_ref_stats.
10816 (get_mem_sym_stats_for): Use alloc_pool.
10817 (init_mem_ref_stats): Do not delete mem_ref_stats here.
10818 (delete_mem_sym_stats): Removed.
10820 2007-07-29 Sebastian Pop <sebpop@gmail.com>
10822 * tree-data-ref.c (add_multivariate_self_dist): Parametric access
10823 functions cannot be represented as classical distance vectors.
10825 2007-07-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10827 * attribs.c (hash_attr, eq_attr, init_attributes): Constify.
10828 * builtins.c (validate_arg, builtin_mathfn_code,
10829 validate_arglist): Likewise.
10830 * calls.c (call_expr_flags): Likewise.
10831 * combine.c (reg_nonzero_bits_for_combine,
10832 reg_num_sign_bit_copies_for_combine, get_last_value,
10833 reg_truncated_to_mode): Likewise.
10834 * emit-rtl.c (subreg_lowpart_p): Likewise.
10835 * expr.c (highest_pow2_factor_for_target,
10836 categorize_ctor_elements_1, categorize_ctor_elements,
10837 count_type_elements, contains_packed_reference,
10838 highest_pow2_factor, highest_pow2_factor_for_target): Likewise.
10839 * fold-const.c (may_negate_without_overflow_p, int_const_binop,
10840 fold_convertible_p, operand_equal_p, tree_swap_operands_p,
10841 native_encode_int, native_encode_real, native_encode_complex,
10842 native_encode_vector, native_encode_expr, native_interpret_int,
10843 native_interpret_real, native_interpret_complex,
10844 native_interpret_vector, native_interpret_expr): Likewise.
10845 * function.c (use_register_for_decl): Likewise.
10846 * gimplify.c (get_name): Likewise.
10847 * langhooks-def.h (lhd_return_null_const_tree): New.
10848 (LANG_HOOKS_GET_CALLEE_FNDECL): Use it.
10849 * langhooks.c (lhd_return_null_const_tree): New.
10850 * langhooks.h (lang_get_callee_fndecl): Constify.
10851 * output.h (constructor_static_from_elts_p): Likewise.
10852 * rtl-factoring.c (gen_symbol_ref_rtx_for_label): Likewise.
10853 * rtl.h (nonzero_bits, num_sign_bit_copies, truncated_to_mode,
10854 subreg_lowpart_p, noop_move_p, struct rtl_hooks): Likewise.
10855 * rtlanal.c (cached_nonzero_bits, nonzero_bits1,
10856 cached_num_sign_bit_copies, num_sign_bit_copies1, noop_move_p,
10857 nonzero_bits, num_sign_bit_copies, truncated_to_mode): Likewise.
10858 * rtlhooks-def.h (reg_nonzero_bits_general,
10859 reg_num_sign_bit_copies_general, reg_truncated_to_mode_general):
10861 * rtlhooks.c (reg_num_sign_bit_copies_general,
10862 reg_nonzero_bits_general, reg_truncated_to_mode_general):
10864 * stmt.c (warn_if_unused_value, is_body_block): Likewise.
10865 * stor-layout.c (mode_for_size_tree): Likewise.
10866 * tree-ssa-loop-im.c (memref_eq): Likewise.
10867 * tree-ssa-loop-ivopts.c (tree_int_cst_sign_bit): Likewise.
10868 * tree.c (contains_placeholder_p, type_list_equal,
10869 simple_cst_equal, get_callee_fndecl, operand_equal_for_phi_arg_p):
10871 * tree.h (tree_int_cst_sign_bit, may_negate_without_overflow_p,
10872 mode_for_size_tree, categorize_ctor_elements, count_type_elements,
10873 contains_placeholder_p, contains_packed_reference,
10874 get_callee_fndecl, operand_equal_for_phi_arg_p,
10875 warn_if_unused_value, is_body_block, native_encode_expr,
10876 native_interpret_expr, fold_convertible_p, operand_equal_p,
10877 int_const_binop, tree_swap_operands_p, builtin_mathfn_code,
10878 validate_arglist, simple_cst_equal, type_list_equal,
10879 use_register_for_decl, call_expr_flags, get_name,
10880 highest_pow2_factor): Likewise.
10881 (const_call_expr_arg_iterator_d,
10882 init_const_call_expr_arg_iterator, next_const_call_expr_arg,
10883 first_const_call_expr_arg, more_const_call_expr_args_p,
10884 FOR_EACH_CONST_CALL_EXPR_ARG): New.
10885 * varasm.c (constructor_static_from_elts_p): Constify.
10887 2007-07-28 Kazu Hirata <kazu@codesourcery.com>
10889 * cfglayout.c, config/arm/arm.c, config/arm/cortex-a8.md,
10890 config/arm/neon-schedgen.ml, config/arm/neon.ml,
10891 config/arm/vec-common.md, config/ia64/div.md, cselib.c,
10892 df-core.c, df.h, dominance.c, optabs.c, opts.c, reg-stack.c,
10893 regstat.c, target.h, tree-ssa-live.c, tree-ssa-pre.c,
10894 tree-vect-transform.c, tree.def: Fix comment typos. Follow
10895 spelling conventions.
10896 * doc/invoke.texi: Follow spelling conventions.
10898 2007-07-29 Vladimir Yanovsky <yanov@il.ibm.com>
10899 Revital Eres <eres@il.ibm.com>
10901 * modulo-sched.c (sms_schedule): Avoid loops which includes
10902 auto-increment instructions.
10904 2007-07-28 Richard Guenther <rguenther@suse.de>
10906 PR middle-end/32920
10907 * fold-const.c (fold_cond_expr_with_comparison): Convert
10908 operand zero of MIN/MAX_EXPR to correct type.
10910 2007-07-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10912 * calls.c (special_function_p, setjmp_call_p, alloca_call_p,
10913 flags_from_decl_or_type): Constify.
10914 * gcc.c (do_spec_1): Likewise.
10915 * print-tree.c (dump_addr, print_node_brief): Likewise.
10916 * tree-cfg.c (stmt_starts_bb_p, is_ctrl_stmt, computed_goto_p,
10917 simple_goto_p, tree_can_make_abnormal_goto, stmt_starts_bb_p,
10918 tree_purge_all_dead_eh_edges): Likewise.
10919 * tree-flow.h (is_ctrl_stmt, computed_goto_p, simple_goto_p,
10920 tree_can_make_abnormal_goto, tree_purge_all_dead_eh_edges):
10922 * tree.c (expr_location, expr_has_location, expr_locus,
10923 expr_filename, expr_lineno, get_inner_array_type,
10924 fields_compatible_p): Likewise.
10925 * tree.h (get_inner_array_type, fields_compatible_p,
10926 expr_location, expr_has_location, expr_locus, expr_filename,
10927 expr_lineno, dump_addr, print_node_brief, flags_from_decl_or_type,
10928 setjmp_call_p, alloca_call_p): Likewise.
10930 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
10932 * timevar.def: Add TV_CALL_CLOBBER, TV_FLOW_SENSITIVE,
10933 TV_FLOW_INSENSITIVE.
10935 * tree-ssa-alias.c (compute_call_clobbered): Push/pop
10937 (compute_flow_sensitive_aliasing): Ditto for TV_FLOW_SENSITIVE.
10938 (compute_flow_insensitive_aliasing): Ditto for
10939 TV_FLOW_INSENSITIVE.
10941 2007-07-27 Jan Hubicka <jh@suse.cz>
10943 * config/i386/i386.c (register_move_cost): Remove accidentally
10944 comitted #if 0 block.
10946 * attribs.c: Include hashtab.h
10947 (attribute_hash): New.
10948 (substring): New structure.
10949 (extract_attribute_substring, substring_hash, hash_attr, eq_attr):
10951 (init_attributes): Initialize attribute hash.
10952 (decl_attributes): Use attribute hash.
10953 * Makefile.in (attribs.c): Depend on hashtab.h.
10955 2007-07-27 Steve Ellcey <sje@cup.hp.com>
10957 * config/ia64/vect.md (vec_initv2si): Remove bad BIG_ENDIAN test.
10959 2007-07-27 Richard Sandiford <richard@codesourcery.com>
10961 * doc/invoke.texi (mdsp, mdspr2): Document the __mips_dsp,
10962 __mips_dspr2 and __mips_dsp_rev macros.
10963 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dsp_rev.
10965 2007-07-27 Douglas Gregor <doug.gregor@gmail.com>
10967 * c-common.h (enum rid): Add RID_DECLTYPE, update RID_LAST_CXX0X.
10969 2007-07-26 Kenneth Zadeck <zadeck@naturalbridge.com>
10971 PR middle-end/32749
10973 * df-problems.c (df_create_unused_note): Removed do_not_gen parm
10974 and the updating of the live and do_not_gen sets.
10975 (df_note_bb_compute): Added updating of live and do_not_gen sets
10976 for regular defs so that the case of clobber inside conditional
10977 call is processed correctly.
10979 2007-07-27 Zdenek Dvorak <dvorakz@suse.cz>
10981 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Generate the
10982 operands with compatible type.
10984 2007-07-27 Richard Sandiford <richard@codesourcery.com>
10986 * expr.h (store_bit_field): Don't return a value.
10987 * expmed.c (check_predicate_volatile_ok): New function.
10988 (store_bit_field_1): New function, extracted from store_bit_field.
10989 Take a fallback_p argument and return true if the operation succeeded.
10990 Only use store_fixed_bit_field if fallback_p. Don't recompute
10991 mode_for_extraction; use op_mode instead. Try forcing memories
10992 into registers if the insv expander fails.
10993 (store_bit_field): Use store_bit_field_1 with fallback_p true.
10994 Don't return a value.
10995 (convert_extracted_bit_field): New function, extracted from
10997 (extract_bit_field_1): Likewise. Take a fallback_p argument
10998 and return NULL if the operation succeeded. Only use
10999 extract_fixed_bit_field if fallback_p. Only calculate one
11000 extraction mode. Combine code for extv and extzv. Try forcing
11001 memories into registers if the ext(z)v expander fails.
11002 (extract_bit_field): Use extract_bit_field_1 with fallback_p true.
11004 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
11006 * df.h (df_mw_hardreg): Turn df_ref_type and df_ref_flags
11008 (df_ref): Likewise. Put regno with other integer fields.
11010 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
11012 * df.h (df_mw_hardreg): Remove "loc" field.
11013 * df-scan.c (df_ref_record): Don't set it. Remove redundant
11015 * df-problems.c (df_whole_mw_reg_unused_p): New function,
11016 split out from df_set_unused_notes_for_mw. Return false for
11017 partial references. Assert that mw_reg is a REG when returning true.
11018 (df_set_unused_notes_for_mw): Use it. Use mw_reg instead of *loc.
11019 (df_whole_mw_reg_dead_p): New function, split out from
11020 df_set_dead_notes_for_mw. Return false for partial references.
11021 Assert that mw_reg is a REG when returning true.
11022 (df_set_dead_notes_for_mw): Use it. Use mw_reg instead of *loc.
11023 Remove redundant bitmap check.
11025 2007-07-26 H.J. Lu <hongjiu.lu@intel.com>
11027 * config/ia64/t-ia64 ($(T)crtbegin.o): Removed.
11028 ($(T)crtend.o): Likwise.
11029 ($(T)crtbeginS.o): Likwise.
11030 ($(T)crtendS.o): Likwise.
11031 ($(T)crtfastmath.o): Likwise.
11033 2007-07-26 Zdenek Dvorak <dvorakz@suse.cz>
11035 * dominance.c (dom_computed, n_bbs_in_dom_tree): Removed.
11036 * function.h (dom_computed, n_bbs_in_dom_tree): New macros.
11037 * basic-block.h (struct control_flow_graph): Added x_dom_computed
11038 and x_n_bbs_in_dom_tree fields.
11040 2007-07-26 Steve Ellcey <sje@cup.hp.com>
11042 PR tree-optimization/32087
11043 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
11044 Do not call scale_bbs_frequencies_int with prob of zero.
11046 2007-07-26 Julian Brown <julian@codesourcery.com>
11048 * config/arm/arm-protos.h (neon_lane_bounds, neon_const_bounds)
11049 (neon_element_bits): Add prototypes.
11050 * config/arm/arm.c (bounds_check, neon_lane_bounds)
11051 (neon_const_bounds, neon_element_bits): New functions.
11052 * config/arm/neon.md (neon_vget_lane<mode>, neon_vget_lanedi)
11053 (neon_vget_lanev2di, neon_vset_lane<mode>, neon_vset_lanedi)
11054 (neon_vset_lanev2di, neon_vdup_lane<mode>, neon_vdup_lanedi)
11055 (neon_vdup_lanev2di, neon_vcvt_n<mode>, neon_vmul_lane<mode>)
11056 (neon_vmull_lane<mode>, neon_vqdmull_lane<mode>)
11057 (neon_vqdmulh_lane<mode>, neon_vmla_lane<mode>)
11058 (neon_vmlal_lane<mode>, neon_vqdmlal_lane<mode>)
11059 (neon_vmls_lane<mode>, neon_vmlsl_lane<mode>)
11060 (neon_vqdmlsl_lane<mode>, neon_vext<mode>, neon_vshr_n<mode>)
11061 (neon_vshrn_n<mode>, neon_vqshrn_n<mode>, neon_vqshrun_n<mode>)
11062 (neon_vshl_n<mode>, neon_vshl_n<mode>, neon_vqshl_n<mode>)
11063 (neon_vqshlu_n<mode>, neon_vshll_n<mode>, neon_vsra_n<mode>)
11064 (neon_vsri_n<mode>, neon_vsli_n<mode>): Add bounds checks.
11066 2007-07-26 Nathan Froyd <froydnj@codesourcery.com>
11068 * config/vxworks.h (VXWORKS_LINK_SPEC): Fix typo.
11069 (HAVE_AS_GNU_ATTRIBUTE): Undefine.
11071 2007-07-26 Mark Shinwell <shinwell@codesourcery.com>
11072 Julian Brown <julian@codesourcery.com>
11074 * config/arm/arm.c (arm_mac_accumulator_is_mul_result): New.
11075 * config/arm/arm-protos.h (arm_mac_accumulator_is_mul_result): New.
11076 * config/arm/cortex-a8.md: New.
11077 * config/arm/cortex-a8-neon.md: New.
11078 * config/arm/neon-schedgen.ml: New.
11079 * config/arm/neon.md (vqh_mnem): New.
11081 (Is_float_mode): New.
11082 (Scalar_mul_8_16): New.
11084 (V_mode_nunits): New.
11085 (All instruction patterns): Annotate with neon_type attribute
11087 * config/arm/arm.md: Include cortex-a8.md.
11088 (insn): Add smmla, umaal, smlald, smlsld, clz, mrs, msr and xtab
11090 Annotate instruction patterns accordingly.
11091 (generic_sched): Do not use generic scheduling for Cortex-A8.
11092 (generic_vfp): Do not use generic VFP scheduling for Cortex-A8.
11094 2007-07-26 Daniel Jacobowitz <dan@codesourcery.com>
11096 * fold-const.c (fold_read_from_constant_string): Use
11097 build_int_cst_type.
11098 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
11100 2007-07-26 Nick Clifton <nickc@redhat.com>
11102 * tree-ssa-operands.h: Change copyright header to refer to version
11103 3 of the GNU General Public License and to point readers at the
11104 COPYING3 file and the FSF's license web page.
11105 * tree-vrp.c, regrename.c, attribs.c, loop-unswitch.c,
11106 sched-ebb.c, fwprop.c, tree-loop-linear.c, dwarf2asm.c,
11107 tree-into-ssa.c, dwarf2asm.h, tree-ssa-loop-im.c, sbitmap.c,
11108 targhooks.c, tree-dump.c, tree-complex.c, sbitmap.h, targhooks.h,
11109 tree-dump.h, regstat.c, see.c, machmode.h, hooks.c, cgraphbuild.c,
11110 hooks.h, genrecog.c, tree-ssa-threadupdate.c, gen-protos.c,
11111 flags.h, rtlhooks.c, gencheck.c, tree-ssa-loop-niter.c,
11112 opts-common.c, dbgcnt.def, tree-pretty-print.c, tracer.c,
11113 gengtype.c, mkconfig.sh, gengtype.h, tree-ssa-loop-unswitch.c,
11114 cgraph.c, c-lex.c, cgraph.h, libfuncs.h, cfgloopmanip.c,
11115 rtl-error.c, optabs.c, postreload-gcse.c, tree-ssa-loop-manip.c,
11116 optabs.h, genmddeps.c, defaults.h, postreload.c, value-prof.c,
11117 tree-ssa-loop-ch.c, tree-tailcall.c, gengenrtl.c, value-prof.h,
11118 genopinit.c, tree.c, tree.h, reload.c, tree-pass.h, ipa-cp.c,
11119 reload.h, bitmap.c, bitmap.h, tree-scalar-evolution.c,
11120 c-config-lang.in, tree-scalar-evolution.h, target.h, cppspec.c,
11121 rtlanal.c, ddg.c, lambda-mat.c, mips-tdump.c, ddg.h,
11122 tree-phinodes.c, mips-tfile.c, pointer-set.c, pointer-set.h,
11123 diagnostic.c, final.c, diagnostic.h, builtins.c, genoutput.c,
11124 gcc.c, lists.c, tree-ssa-alias-warnings.c, gcc.h, cfghooks.c,
11125 input.h, gensupport.c, fold-const.c, cfghooks.h, insn-notes.def,
11126 gensupport.h, builtin-attrs.def, sync-builtins.def, params.c,
11127 cfgloopanal.c, params.h, graphds.c, omp-low.c, tree-ssa-dse.c,
11128 graphds.h, gcov.c, cfg.c, genextract.c, ipa-reference.c,
11129 genautomata.c, tree-ssa-uncprop.c, auto-inc-dec.c, toplev.c,
11130 tree-gimple.c, ipa-reference.h, vmsdbgout.c, errors.c, toplev.h,
11131 reorg.c, tree-gimple.h, tree-chrec.c, pretty-print.c, errors.h,
11132 real.c, tree-chrec.h, pretty-print.h, debug.c, real.h, genemit.c,
11133 omega.c, c-cppbuiltin.c, genmultilib, debug.h, omega.h,
11134 tree-ssa-sccvn.c, genconfig.c, tree-ssa-sccvn.h, cgraphunit.c,
11135 regs.h, df-scan.c, vec.c, hosthooks-def.h, vec.h,
11136 tree-ssa-copyrename.c, scan.c, builtin-types.def, tree-ssa-ccp.c,
11137 scan.h, mode-classes.def, haifa-sched.c, dominance.c, dojump.c,
11138 double-int.c, gcov-io.c, dbxout.c, builtins.def, double-int.h,
11139 dbxout.h, tree-ssa-loop-ivopts.c, df-core.c, mode-switching.c,
11140 gengtype-lex.l, tree-nomudflap.c, modulo-sched.c, c-objc-common.c,
11141 hosthooks.h, c-objc-common.h, caller-save.c, graph.c,
11142 ipa-pure-const.c, graph.h, c-format.c, cse.c, fix-header.c,
11143 c-format.h, web.c, tree-stdarg.c, genpeep.c, tree-stdarg.h,
11144 tree-ssa-math-opts.c, xcoffout.c, tree-ssa-dom.c, tree-nrv.c,
11145 xcoffout.h, tree-ssa-propagate.c, ipa-utils.c,
11146 tree-ssa-propagate.h, tree-ssa-alias.c, loop-init.c, ipa-utils.h,
11147 gimple-low.c, rtl.def, c-tree.h, tree-ssa-sink.c, ipa-inline.c,
11148 mkmap-symver.awk, machmode.def, c-pch.c, cfganal.c, global.c,
11149 alloc-pool.c, c-semantics.c, alloc-pool.h, jump.c, ifcvt.c,
11150 dwarf2out.c, expr.c, cfgbuild.c, tree-browser.c, dwarf2out.h,
11151 expr.h, longlong.h, opts.c, gcov-iov.c, opts.h, dwarf2.h,
11152 genattrtab.c, genconditions.c, genattr.c, optc-gen.awk,
11153 timevar.def, tree-ssa-loop-ivcanon.c, hard-reg-set.h, predict.c,
11154 tree-ssa-loop.c, host-default.c, predict.h, recog.c, dbgcnt.c,
11155 recog.h, dbgcnt.h, c-aux-info.c, tree-ssa-address.c, timevar.c,
11156 dse.c, lcm.c, tree-ssa-ifcombine.c, timevar.h, dse.h,
11157 matrix-reorg.c, tree-vn.c, treestruct.def, fp-test.c, c-decl.c,
11158 tree-eh.c, c-errors.c, c-pretty-print.c, regmove.c,
11159 lambda-trans.c, c-pretty-print.h, et-forest.c, et-forest.h,
11160 ebitmap.c, configure.ac, local-alloc.c, function.c, langhooks.c,
11161 ebitmap.h, cppdefault.c, tree-vectorizer.c, function.h,
11162 langhooks.h, print-rtl.c, cppdefault.h, df.h, tree-vectorizer.h,
11163 sdbout.c, stor-layout.c, sdbout.h, rtlhooks-def.h, read-rtl.c,
11164 gcse.c, ipa-type-escape.c, vmsdbg.h, alias.c, gengtype-parse.c,
11165 ipa-type-escape.h, domwalk.c, alias.h, tree-if-conv.c, profile.c,
11166 init-regs.c, domwalk.h, ipa.c, gccbug.in, tree-data-ref.c,
11167 loop-unroll.c, tree-data-ref.h, tree-flow-inline.h, tree-affine.c,
11168 mkmap-flat.awk, tree-affine.h, tree-vect-analyze.c, c.opt, ggc.h,
11169 opt-gather.awk, c-typeck.c, gimplify.c, coretypes.h, exec-tool.in,
11170 insn-addr.h, tree-ssa-phiopt.c, c-pragma.c, c-pragma.h, calls.c,
11171 tree-ssa-coalesce.c, genmodes.c, loop-doloop.c, predict.def,
11172 dwarf.h, tree.def, rtl-factoring.c, lower-subreg.c, expmed.c,
11173 bt-load.c, ggc-common.c, genflags.c, tree-dfa.c, except.c,
11174 coverage.c, except.h, emit-rtl.c, cfgexpand.c, coverage.h,
11175 stringpool.c, cselib.c, emit-rtl.h, tree-cfgcleanup.c, c-opts.c,
11176 cselib.h, cfgcleanup.c, simplify-rtx.c, tree-ssa-pre.c, explow.c,
11177 tree-ssa-live.c, tree-sra.c, tree-ssa-live.h, tree-predcom.c,
11178 loop-invariant.c, genpreds.c, protoize.c, opth-gen.awk, c-dump.c,
11179 lambda.h, loop-iv.c, tree-mudflap.c, ipa-prop.c, print-tree.c,
11180 tree-mudflap.h, tree-ssa-copy.c, ipa-prop.h, cfglayout.c,
11181 tree-ssa-forwprop.c, c-convert.c, cfglayout.h, common.opt,
11182 ggc-zone.c, ggc-page.c, c-omp.c, tree-ssa-dce.c, gencodes.c,
11183 varasm.c, tree-vect-patterns.c, libada-mk.in, tree-ssa-ter.c,
11184 sched-deps.c, tree-nested.c, c-ppoutput.c, tree-ssa.c,
11185 target-def.h, tree-ssa-loop-prefetch.c, lambda-code.c,
11186 omp-builtins.def, rtl.c, regclass.c, stab.def, intl.c, rtl.h,
11187 intl.h, tree-inline.c, conditions.h, tree-inline.h, integrate.c,
11188 sched-int.h, tree-iterator.c, integrate.h, tree-iterator.h,
11189 genchecksum.c, tree-optimize.c, output.h, tree-vect-transform.c,
11190 tree-object-size.c, combine.c, tree-outof-ssa.c, addresses.h,
11191 bb-reorder.c, stack-ptr-mod.c, resource.c, var-tracking.c,
11192 cfgloop.c, system.h, resource.h, ggc-none.c, tree-profile.c,
11193 cfgloop.h, c-gimplify.c, c-common.c, opt-functions.awk,
11194 tree-vect-generic.c, tree-flow.h, df-problems.c, scan-decls.c,
11195 c-common.h, config.gcc, reg-stack.c, tlink.c, main.c, stub-objc.c,
11196 fixproto, config.host, Makefile.in, gccspec.c, sched-rgn.c,
11197 vecprim.h, basic-block.h, tree-ssa-structalias.c,
11198 tree-ssa-structalias.h, c-common.def, sched-vis.c, tree-cfg.c,
11199 passes.c, genconstants.c, c-incpath.c, c-incpath.h,
11200 struct-equiv.c, c-parser.c, tree-ssa-reassoc.c, varray.c, sreal.c,
11201 varray.h, dfp.c, sreal.h, combine-stack-adj.c, dfp.h,
11202 reg-notes.def, cfgrtl.c, config.build, varpool.c, gengtype-yacc.y,
11203 stmt.c, dce.c, tree-browser.def, prefix.c, statistics.h,
11204 params.def, dce.h, c-lang.c, gcov-dump.c, prefix.h,
11205 tree-ssanames.c, collect2.c, collect2.h, tree-ssa-threadedge.c,
11206 convert.c, convert.h, langhooks-def.h, reload1.c,
11207 tree-ssa-operands.c: Likewise.
11209 2007-07-26 Jan Hubicka <jh@suse.cz>
11211 * tree-ssa-live.c: Include debug.h and flags.h.
11212 (mark_scope_block_unused): New function.
11213 (remove_unused_scope_block_p): New function.
11214 (remove_unused_locals): Remove unused blocks too.
11216 2007-07-25 Ian Lance Taylor <iant@google.com>
11218 * combine.c (combine_max_regno): Remove. Remove all uses.
11219 (struct reg_stat_struct): Rename from struct reg_stat.
11220 (reg_stat_type): Define, and declare VECs.
11221 (reg_stat): Change from pointer to VEC. Change all uses.
11222 (combine_split_insns): New static function.
11223 (try_combine, find_split_point): Call it instead of split_insns.
11225 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
11227 * cfghooks.c (split_block): Fix the information about loop latch.
11229 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
11231 * cfgloopmanip.c (fix_loop_structure): Call force_single_succ_latches.
11233 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
11235 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
11236 Scan the new edge for loop exit info.
11238 2007-07-25 Andreas Tobler <a.tobler@schweiz.org>
11240 * config/darwin.c: Include debug.h.
11242 2007-07-25 Steve Ellcey <sje@cup.hp.com>
11245 * tree-vect-patterns.c (vect_pattern_recog_1): Check for valid type.
11247 2007-07-25 Steve Ellcey <sje@cup.hp.com>
11249 * config/ia64/ia64.h (HARD_REGNO_NREGS): Handle RFmode.
11250 (HARD_REGNO_MODE_OK): Ditto.
11251 (MODES_TIEABLE_P): Ditto.
11252 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
11253 (CLASS_MAX_NREGS): Ditto.
11254 * config/ia64/ia64.c (ia64_print_operand_address): Add R format.
11255 * config/ia64/ia64.md (divsf3_internal_thr): Removed.
11256 (divdf3_internal_thr): Removed.
11257 * config/ia64/div.md: New file.
11258 * config/ia64/constraints.md: Add H constraint.
11260 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11262 * sbitmap.c (sbitmap_verify_popcount, sbitmap_alloc_with_popcount,
11263 sbitmap_copy, sbitmap_copy_n, sbitmap_equal, sbitmap_empty_p,
11264 sbitmap_union_of_diff_cg, sbitmap_union_of_diff, sbitmap_not,
11265 sbitmap_difference, sbitmap_any_common_bits, sbitmap_a_and_b_cg,
11266 sbitmap_a_and_b, sbitmap_a_xor_b_cg, sbitmap_a_xor_b,
11267 sbitmap_a_or_b_cg, sbitmap_a_or_b, sbitmap_a_subset_b_p,
11268 sbitmap_a_or_b_and_c_cg, sbitmap_a_or_b_and_c,
11269 sbitmap_a_and_b_or_c_cg, sbitmap_a_and_b_or_c,
11270 sbitmap_first_set_bit, sbitmap_last_set_bit, dump_sbitmap,
11271 dump_sbitmap_file, debug_sbitmap, popcount_table,
11272 sbitmap_popcount): Constify.
11273 * sbitmap.h (const_sbitmap, const_sbitmap_ptr): New.
11274 (sbitmap_iterator, sbitmap_iter_init, dump_sbitmap,
11275 dump_sbitmap_file, sbitmap_copy, sbitmap_copy_n, sbitmap_equal,
11276 sbitmap_empty_p, sbitmap_union_of_diff, sbitmap_union_of_diff_cg,
11277 sbitmap_difference, sbitmap_not, sbitmap_a_or_b_and_c,
11278 sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c,
11279 sbitmap_a_and_b_or_c_cg, sbitmap_any_common_bits, sbitmap_a_and_b,
11280 sbitmap_a_and_b_cg, sbitmap_a_or_b, sbitmap_a_or_b_cg,
11281 sbitmap_a_xor_b, sbitmap_a_xor_b_cg, sbitmap_a_subset_b_p,
11282 sbitmap_first_set_bit, sbitmap_last_set_bit, debug_sbitmap,
11283 sbitmap_popcount, sbitmap_verify_popcount): Constify.
11285 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11287 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_element_zerop,
11288 bitmap_copy, bitmap_clear_bit, popcount_table, bitmap_count_bits,
11289 bitmap_first_set_bit, bitmap_and, bitmap_and_into,
11290 bitmap_elt_copy, bitmap_and_compl, bitmap_and_compl_into,
11291 bitmap_compl_and_into, bitmap_elt_ior, bitmap_ior,
11292 bitmap_ior_into, bitmap_xor, bitmap_xor_into, bitmap_equal_p,
11293 bitmap_intersect_p, bitmap_intersect_compl_p,
11294 bitmap_ior_and_compl, bitmap_ior_and_compl_into,
11295 debug_bitmap_file, debug_bitmap, bitmap_print, bitmap_hash):
11297 * bitmap.h (bitmap_copy, bitmap_equal_p, bitmap_intersect_p,
11298 bitmap_intersect_compl_p, bitmap_count_bits, bitmap_and,
11299 bitmap_and_into, bitmap_and_compl, bitmap_and_compl_into,
11300 bitmap_compl_and_into, bitmap_ior, bitmap_ior_into, bitmap_xor,
11301 bitmap_xor_into, bitmap_ior_and_compl, bitmap_ior_and_compl_into,
11302 debug_bitmap, debug_bitmap_file, bitmap_print,
11303 bitmap_first_set_bit, bitmap_hash, bmp_iter_set_init,
11304 bmp_iter_and_init, bmp_iter_and_compl_init): Likewise.
11306 2007-07-25 Daniel Berlin <dberlin@dberlin.org>
11308 * config/darwin.c (darwin_override_options): Additional fix for
11309 debug info formats that don't support var tracking.
11311 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11313 * cselib.c (entry_and_rtx_equal_p): Constify.
11314 * gengtype.c (output_mangled_typename, write_types, write_local):
11316 * gengtype.h (const_type_p): New.
11317 * see.c (eq_descriptor_extension, hash_descriptor_extension):
11319 * tlink.c (scan_linker_output): De-constify.
11320 * tree-ssa-loop-im.c (memref_eq): Constify.
11321 * tree-ssa-structalias.c (const_shared_bitmap_info_t): New.
11322 (shared_bitmap_hash, shared_bitmap_eq): Constify.
11324 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11326 * c-common.c (fname_as_string, c_type_hash): Constify.
11327 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
11328 * cgraph.c (edge_hash, edge_eq): Likewise.
11329 * dwarf2out.c (decl_die_table_eq, decl_loc_table_eq): Likewise.
11330 * emit-rtl.c (mem_attrs_htab_eq, reg_attrs_htab_hash,
11331 reg_attrs_htab_eq): Likewise.
11332 * except.c (t2r_eq, t2r_hash, ttypes_filter_eq, ehl_hash, ehl_eq):
11334 * genautomata.c (const_reserv_sets_t, const_unit_decl_t,
11335 const_decl_t, const_state_t, const_automata_list_el_t): New.
11336 (first_out_arc, DECL_UNIT, DECL_BYPASS, DECL_AUTOMATON, DECL_EXCL,
11337 DECL_PRESENCE, DECL_ABSENCE, DECL_RESERV, DECL_INSN_RESERV,
11338 automaton_decl_hash, automaton_decl_eq_p, insn_decl_hash,
11339 insn_decl_eq_p, decl_hash, decl_eq_p, alt_state_cmp,
11340 reserv_sets_cmp, reserv_sets_eq, state_hash, state_eq_p,
11341 automata_list_hash, automata_list_eq_p, compare_states_for_equiv,
11342 compare_max_occ_cycle_nums, out_state_arcs_num,
11343 compare_transition_els_num, units_cmp, state_reservs_cmp):
11345 * genmodes.c (cmp_modes): Likewise.
11346 * ggc-common.c (saving_htab_hash, saving_htab_eq): Likewise.
11347 * gimplify.c (compare_case_labels): Likewise.
11348 * ipa-type-escape.c (get_name_of_type, type_brand_s): Likewise.
11349 * loop-unroll.c (si_info_hash, ve_info_hash): Likewise.
11350 * matrix-reorg.c (mtt_info_hash): Likewise.
11351 * postreload-gcse.c (hash_expr_for_htab, expr_equiv_p): Likewise.
11352 * rtl-factoring.c (const_p_hash_bucket, const_p_hash_elem): New.
11353 (htab_hash_bucket, htab_hash_elem): Constify.
11354 * tree-browser.c (TB_parent_eq): Likewise.
11355 * tree-scalar-evolution.c (hash_scev_info): Likewise.
11356 * tree-ssa-alias.c (sort_tags_by_id): Likewise.
11357 * tree-ssa-coalesce.c (const_coalesce_pair_p): New.
11358 (coalesce_pair_map_hash, coalesce_pair_map_eq, compare_pairs):
11360 * tree-ssa-dom.c (avail_expr_hash, avail_expr_eq): Likewise.
11361 * tree-ssa-pre.c (const_expr_pred_trans_t): New.
11362 (expr_pred_trans_hash, expr_pred_trans_eq): Constify.
11363 * tree-ssa-sccvn.c (const_vn_binary_op_t, const_vn_unary_op_t,
11364 const_vn_phi_t, const_vn_reference_op_t, const_vn_reference_t):
11366 (vn_reference_op_eq, vn_reference_hash, vn_reference_eq,
11367 vn_unary_op_hash, vn_unary_op_eq, vn_binary_op_hash,
11368 vn_binary_op_eq, vn_phi_hash, vn_phi_eq): Constify.
11369 * tree-ssa-threadupdate.c (redirection_data_hash,
11370 redirection_data_eq): Likewise.
11371 * tree-ssa-uncprop.c (equiv_hash, equiv_eq): Likewise.
11372 * tree-ssa.c (var_ann_eq): Likewise.
11373 * tree-vrp.c (compare_case_labels): Likewise.
11374 * tree.c (int_cst_hash_hash, int_cst_hash_eq,
11375 tree_map_base_marked_p, type_hash_marked_p, tree_check_failed,
11376 tree_not_check_failed, tree_class_check_failed,
11377 tree_range_check_failed, tree_not_class_check_failed,
11378 omp_clause_check_failed, omp_clause_range_check_failed,
11379 tree_contains_struct_check_failed, tree_operand_check_failed):
11381 * tree.h (tree_contains_struct_check_failed, tree_check_failed,
11382 tree_not_check_failed, tree_class_check_failed,
11383 tree_range_check_failed, tree_not_class_check_failed,
11384 tree_operand_check_failed, omp_clause_operand_check_failed,
11385 tree_operand_length): Likewise.
11386 * var-tracking.c (const_variable): New.
11387 (variable_htab_hash, variable_htab_eq): Constify.
11388 * varasm.c (const_desc_hash): Likewise.
11390 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11392 * expr.c (handled_component_p): Constify.
11393 * fold-const.c (fit_double_type): Likewise.
11394 * real.h (real_value_from_int_cst): Likewise.
11395 * tree-flow-inline.h (gimple_in_ssa_p,
11396 gimple_aliases_computed_p, gimple_addressable_vars,
11397 gimple_call_clobbered_vars, gimple_referenced_vars,
11398 gimple_global_var, gimple_nonlocal_all, gimple_var_anns,
11399 end_htab_p, end_referenced_vars_p, var_ann, function_ann,
11400 may_aliases, end_readonly_imm_use_p, has_zero_uses,
11401 has_single_use, single_imm_use, num_imm_uses, is_exec_stmt,
11402 is_label_stmt, is_global_var, phi_ssa_name_p,
11403 factoring_name_p, is_call_clobbered, tree_common_ann,
11404 op_iter_done, end_imm_use_stmt_p, end_imm_use_on_stmt_p,
11405 unmodifiable_var_p, array_ref_contains_indirect_ref,
11406 ref_contains_array_ref, lookup_subvars_for_var,
11407 var_can_have_subvars, overlap_subvar, gimple_ssa_operands,
11408 gimple_mem_ref_stats): Likewise.
11409 * tree-flow.h (tree_common_ann, var_ann, function_ann,
11410 may_aliases, is_exec_stmt, is_label_stmt,
11411 ref_contains_array_ref, array_ref_contains_indirect_ref,
11412 var_can_have_subvars, overlap_subvar, is_call_clobbered,
11413 unmodifiable_var_p): Likewise.
11414 * tree-gimple.c (is_gimple_min_invariant): Likewise.
11415 * tree-gimple.h (is_gimple_min_invariant): Likewise.
11416 * tree.c (type_hash_list, attribute_hash_list, tree_size,
11417 cst_and_fits_in_hwi, real_value_from_int_cst,
11418 build_real_from_int_cst, integer_zerop, integer_onep,
11419 integer_all_onesp, integer_pow2p, integer_nonzerop, tree_log2,
11420 tree_floor_log2, real_zerop, real_onep, real_twop,
11421 real_minus_onep, really_constant_p, purpose_member, chain_member,
11422 list_length, fields_length, int_size_in_bytes, bit_position,
11423 int_bit_position, byte_position, int_byte_position, expr_align,
11424 array_type_nelts, tree_node_structure,
11425 type_contains_placeholder_1, iterative_hash_pointer,
11426 is_attribute_with_length_p, is_attribute_p, check_qualified_type,
11427 tree_map_base_eq, type_hash_list, type_hash_eq,
11428 attribute_hash_list, type_num_arguments, tree_int_cst_equal,
11429 tree_int_cst_lt, tree_int_cst_compare, host_integerp,
11430 tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
11431 simple_cst_list_equal, compare_tree_int, iterative_hash_expr,
11432 int_fits_type_p, get_containing_scope, decl_function_context,
11433 decl_type_context, omp_clause_operand_check_failed,
11434 initializer_zerop, int_cst_value, num_ending_zeros): Likewise.
11435 * tree.h (omp_clause_operand_check_failed, tree_size,
11436 build_real_from_int_cst, array_type_nelts, purpose_member,
11437 tree_int_cst_equal, tree_int_cst_lt, tree_int_cst_compare,
11438 host_integerp, tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
11439 is_attribute_p, check_qualified_type, expr_align,
11440 int_size_in_bytes, bit_position, int_bit_position, byte_position,
11441 int_byte_position, list_length, fields_length, initializer_zerop,
11442 integer_zerop, integer_onep, integer_all_onesp, integer_pow2p,
11443 integer_nonzerop, cst_and_fits_in_hwi, num_ending_zeros,
11444 tree_node_structure, handled_component_p, get_containing_scope,
11445 decl_function_context, decl_type_context, real_zerop,
11446 type_num_arguments, fit_double_type, really_constant_p,
11447 int_fits_type_p, tree_log2, tree_floor_log2, iterative_hash_expr,
11448 compare_tree_int, chain_member, simple_cst_list_equal, real_onep,
11449 real_twop, real_minus_onep, int_cst_value): Likewise.
11451 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11453 * cfglayout.c (insn_scope, insn_line): Constify.
11454 * emit-rtl.c (const_int_htab_hash, const_int_htab_eq,
11455 const_double_htab_hash, const_double_htab_eq,
11456 mem_attrs_htab_hash): Likewise.
11457 * loop-iv.c (biv_eq): Likewise.
11458 * print-rtl.c (print_rtx, print_decl_name, print_mem_expr,
11459 print_inline_rtx, debug_rtx, debug_rtx_list, debug_rtx_range,
11460 debug_rtx_find, print_rtl, print_rtl_single, print_simple_rtl):
11462 * rtl-error.c (location_for_asm, diagnostic_for_asm,
11463 error_for_asm, warning_for_asm, _fatal_insn,
11464 _fatal_insn_not_found): Likewise.
11465 * rtl.c (rtx_size, shared_const_p, shallow_copy_rtx_stat,
11466 rtx_equal_p, rtl_check_failed_bounds, rtl_check_failed_type1,
11467 rtl_check_failed_type2, rtl_check_failed_code1,
11468 rtl_check_failed_code2, rtl_check_failed_code_mode,
11469 rtvec_check_failed_bounds, rtl_check_failed_flag): Likewise.
11470 * rtl.h (rtl_check_failed_bounds, rtl_check_failed_type1,
11471 rtl_check_failed_type2, rtl_check_failed_code1,
11472 rtl_check_failed_code2, rtl_check_failed_code_mode,
11473 rtvec_check_failed_bounds, rtl_check_failed_flag, LABEL_KIND,
11474 SET_LABEL_KIND, rhs_regno, subreg_lsb, subreg_regno, subreg_nregs,
11475 shared_const_p, rtx_size, shallow_copy_rtx_stat, rtx_equal_p,
11476 get_pool_mode, insn_line, insn_file, simplify_replace_rtx,
11477 mode_signbit_p, rtx_addr_can_trap_p, nonzero_address_p,
11478 rtx_unstable_p, get_integer_term, get_related_value,
11479 offset_within_block_p, reg_mentioned_p, count_occurrences,
11480 reg_referenced_p, reg_used_between_p, no_labels_between_p,
11481 single_set_2, multiple_sets, set_noop_p, refers_to_regno_p,
11482 reg_overlap_mentioned_p, dead_or_set_p, dead_or_set_regno_p,
11483 find_reg_note, find_regno_note, find_reg_equal_equiv_note,
11484 find_constant_src, find_reg_fusage, find_regno_fusage,
11485 pure_call_p, remove_note, side_effects_p, volatile_refs_p,
11486 volatile_insn_p, may_trap_p, may_trap_after_code_motion_p,
11487 may_trap_or_fault_p, inequality_comparisons_p, tablejump_p,
11488 computed_jump_p, auto_inc_p, in_expr_list_p,
11489 remove_node_from_expr_list, loc_mentioned_in_p,
11490 label_is_jump_target_p, reversed_comparison_code_parts,
11491 debug_rtx, debug_rtx_list, debug_rtx_range, debug_rtx_find,
11492 print_mem_expr, print_rtl, print_simple_rtl, print_rtl_single,
11493 print_inline_rtx): Likewise.
11494 * rtlanal.c (covers_regno_p, covers_regno_no_parallel_p,
11495 computed_jump_p_1, nonzero_bits1, rtx_unstable_p,
11496 rtx_addr_can_trap_p_1, rtx_addr_can_trap_p, nonzero_address_p,
11497 get_integer_term, get_related_value, offset_within_block_p,
11498 count_occurrences, reg_mentioned_p, no_labels_between_p,
11499 reg_used_between_p, reg_referenced_p, single_set_2,
11500 multiple_sets, set_noop_p, refers_to_regno_p,
11501 reg_overlap_mentioned_p, dead_or_set_p,
11502 covers_regno_no_parallel_p, covers_regno_p,
11503 dead_or_set_regno_p, find_reg_note, find_regno_note,
11504 find_reg_equal_equiv_note, find_constant_src, find_reg_fusage,
11505 find_regno_fusage, pure_call_p, remove_note, in_expr_list_p,
11506 remove_node_from_expr_list, volatile_insn_p, volatile_refs_p,
11507 side_effects_p, may_trap_p_1, may_trap_p,
11508 may_trap_after_code_motion_p, may_trap_or_fault_p,
11509 inequality_comparisons_p, tablejump_p, computed_jump_p_1,
11510 computed_jump_p, auto_inc_p, loc_mentioned_in_p, subreg_lsb,
11511 subreg_regno, subreg_nregs, label_is_jump_target_p): Likewise.
11512 * simplify-rtx.c (neg_const_int, plus_minus_operand_p,
11513 mode_signbit_p, simplify_replace_rtx, plus_minus_operand_p):
11515 * toplev.h (_fatal_insn_not_found, _fatal_insn, error_for_asm,
11516 warning_for_asm): Likewise.
11517 * tree.h (print_rtl): Likewise.
11518 * varasm.c (get_pool_mode): Likewise.
11520 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11522 * c-lex.c (c_lex_with_flags, lex_string): Constify.
11523 * c-ppoutput.c (print_line, pp_dir_change): Likewise.
11524 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
11525 * cfg.c (bb_copy_original_hash, bb_copy_original_eq): Likewise.
11526 * cfgloop.c (loop_exit_hash, loop_exit_eq): Likewise.
11527 * ddg.c (compare_sccs): Likewise.
11528 * df-scan.c (df_ref_compare, df_mw_compare): Likewise.
11529 * dfp.c (decimal_real_from_string, decimal_to_decnumber,
11530 decimal_to_binary, decimal_do_compare, decimal_real_to_decimal,
11531 decimal_do_fix_trunc, decimal_real_to_integer,
11532 decimal_real_to_integer2, decimal_real_maxval): Likewise.
11533 * dse.c (const_group_info_t): New.
11534 (invariant_group_base_eq, invariant_group_base_hash): Constify.
11535 * dwarf2out.c (const_dw_die_ref): New.
11536 (decl_die_table_hash, decl_die_table_eq, file_info_cmp): Constify.
11537 * tree-browser.c (TB_parent_eq): Likewise.
11538 * unwind-dw2-fde.c (__register_frame_info_bases,
11539 __deregister_frame_info_bases, fde_unencoded_compare, fde_split,
11540 add_fdes, linear_search_fdes, binary_search_unencoded_fdes):
11542 * unwind-dw2-fde.h (get_cie, next_fde): Likewise.
11543 * unwind-dw2.c (uw_frame_state_for): Likewise.
11544 * value-prof.c (histogram_hash, histogram_eq): Likewise.
11545 * value-prof.h (const_histogram_value): New.
11547 2007-07-25 Richard Sandiford <richard@codesourcery.com>
11549 * config/mips/mips.c (machine_function): Add
11550 initialized_mips16_gp_pseudo_p.
11551 (mips16_gp_pseudo_reg): Do not emit the initialization of
11552 mips16_gp_pseudo_rtx when being called from the gimple cost-
11553 calculation routines; emit it on the first use outside those
11556 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11558 * coretypes.h (const_bitmap, const_rtx, const_rtvec, const_tree):
11561 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
11562 RTVEC_ELT, XWINT, XCWINT, XCMWINT, XCNMPRV, BLOCK_SYMBOL_CHECK,
11563 RTL_FLAG_CHECK1, RTL_FLAG_CHECK2, RTL_FLAG_CHECK3,
11564 RTL_FLAG_CHECK4, RTL_FLAG_CHECK5, RTL_FLAG_CHECK6,
11565 RTL_FLAG_CHECK7, RTL_FLAG_CHECK8, LABEL_KIND, SET_LABEL_KIND):
11566 Preserve const-ness of parameters through use of __typeof(),
11567 also constify and tidy.
11569 * tree.h (TREE_CHECK, TREE_NOT_CHECK, TREE_CHECK2,
11570 TREE_NOT_CHECK2, TREE_CHECK3, TREE_NOT_CHECK3, TREE_CHECK4,
11571 NON_TREE_CHECK4, TREE_CHECK5, TREE_NOT_CHECK5,
11572 CONTAINS_STRUCT_CHECK, TREE_CLASS_CHECK, TREE_RANGE_CHECK,
11573 OMP_CLAUSE_SUBCODE_CHECK, OMP_CLAUSE_RANGE_CHECK, EXPR_CHECK,
11574 GIMPLE_STMT_CHECK, NON_TYPE_CHECK, TREE_VEC_ELT_CHECK,
11575 PHI_NODE_ELT_CHECK, OMP_CLAUSE_ELT_CHECK, TREE_OPERAND_CHECK,
11576 TREE_OPERAND_CHECK_CODE, GIMPLE_STMT_OPERAND_CHECK,
11577 TREE_RTL_OPERAND_CHECK, TREE_CHAIN, TREE_TYPE): Likewise.
11579 2007-07-25 Julian Brown <julian@codesourcery.com>
11580 Mark Shinwell <shinwell@codesourcery.com>
11582 * config/alpha/alpha.c (alpha_mangle_fundamental_type): Rename to...
11583 (alpha_mangle_type): This.
11584 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
11585 (TARGET_MANGLE_TYPE): Define this instead.
11586 * config/arm/arm-protos.h (arm_mangle_type): Add prototype.
11587 * config/arm/arm.c (TARGET_MANGLE_TYPE): Define target hook.
11588 (arm_init_neon_builtins): Fix comment.
11589 (arm_mangle_map_entry): New.
11590 (arm_mangle_map): New.
11591 (arm_mangle_type): New.
11592 * config/i386/i386.c (ix86_mangle_fundamental_type): Rename to...
11593 (ix86_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
11594 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
11595 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
11596 (TARGET_MANGLE_TYPE): Define this instead.
11597 * config/ia64/ia64.c (ia64_mangle_fundamental_type): Rename to...
11598 (ia64_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
11599 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
11600 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
11601 (TARGET_MANGLE_TYPE): Define this instead.
11602 * config/rs6000/rs6000.c (rs6000_mangle_fundamental_type): Rename
11604 (rs6000_mangle_type): This. Use TYPE_MAIN_VARIANT.
11605 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
11606 (TARGET_MANGLE_TYPE): Define this instead.
11607 * config/s390/s390.c (s390_mangle_fundamental_type): Rename to...
11608 (s390_mangle_type): This.
11609 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
11610 (TARGET_MANGLE_TYPE): Define this instead.
11611 * config/sparc/sparc.c (sparc_mangle_fundamental_type): Rename to...
11612 (sparc_mangle_type): This.
11613 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
11614 (TARGET_MANGLE_TYPE): Define this instead.
11615 * cp/mangle.c (write_type): Call mangle_type target hook on all
11616 types before mangling. Use original type, not main variant, as
11618 * target-def.h (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename hook to...
11619 (TARGET_MANGLE_TYPE): This.
11620 * target.h (gcc_target): Rename mangle_fundamental_type to
11622 * doc/tm.texi (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename section to...
11623 (TARGET_MANGLE_TYPE): This. Note slightly different semantics.
11625 2007-07-25 Julian Brown <julian@codesourcery.com>
11626 Paul Brook <paul@codesourcery.com>
11627 Joseph Myers <joseph@codesourcery.com>
11628 Mark Shinwell <shinwell@codesourcery.com>
11630 * Makefile.in (TEXI_GCC_FILES): Add arm-neon-intrinsics.texi.
11631 * config.gcc (arm*-*-*): Add arm_neon.h to extra headers.
11632 (with_fpu): Allow --with-fpu=neon.
11633 * config/arm/aof.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
11634 * config/arm/aout.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
11635 * config/arm/arm-modes.def (EI, OI, CI, XI): New modes.
11636 * config/arm/arm-protos.h (neon_immediate_valid_for_move)
11637 (neon_immediate_valid_for_logic, neon_output_logic_immediate)
11638 (neon_pairwise_reduce, neon_expand_vector_init, neon_reinterpret)
11639 (neon_emit_pair_result_insn, neon_disambiguate_copy)
11640 (neon_vector_mem_operand, neon_struct_mem_operand, output_move_quad)
11641 (output_move_neon): Add prototypes.
11642 * config/arm/arm.c (FL_NEON): New flag for NEON processor capability.
11643 (all_fpus): Add FPUTYPE_NEON.
11644 (fp_model_for_fpu): Add NEON field.
11645 (arm_return_in_memory): Return vectors <= 16 bytes in ARM registers.
11646 (arm_arg_partial_bytes): Allow NEON vectors to be passed partially
11648 (arm_legitimate_address_p): Don't support fancy addressing for NEON
11650 (thumb2_legitimate_address_p): Likewise.
11651 (neon_valid_immediate): Recognize and prepare constants suitable for
11653 (neon_immediate_valid_for_move): New function. Recognize and prepare
11654 immediates for NEON move instructions.
11655 (neon_immediate_valid_for_logic): New function. Recognize and
11656 prepare immediates for NEON logic instructions.
11657 (neon_output_logic_immediate): New function. Create asm string
11658 suitable for outputting immediate logic instructions.
11659 (neon_pairwise_reduce): New function. Implement reduction using
11660 pairwise operations.
11661 (neon_expand_vector_init): New function. Expand a (possibly
11662 non-constant) vector initialization.
11663 (neon_vector_mem_operand): New function. Memory operands supported
11664 for quad-word loads/stores to/from ARM or NEON registers. Don't
11665 allow base+offset addressing for core regs.
11666 (neon_struct_mem_operand): New function. Valid mems for NEON
11668 (coproc_secondary_reload_class): Enable NEON registers to be loaded
11669 from neon_vector_mem_operand addresses without a secondary register.
11670 (add_minipool_forward_ref): Handle >8-byte minipool entries.
11671 (add_minipool_backward_ref): Likewise.
11672 (dump_minipool): Likewise.
11673 (push_minipool_fix): Likewise.
11674 (output_move_quad): New function. Output quad-word moves, loads and
11675 stores using ARM registers.
11676 (output_move_vfp): Add support for vectors in VFP (NEON) D
11678 (output_move_neon): Output a NEON load/store to/from a quadword
11680 (arm_print_operand): Implement new codes:
11681 - 'c' for unadorned integers (without a # sign).
11682 - 'J', 'K' for reg+2/reg+3, reg+3/reg+2 in little/big-endian
11684 - 'e', 'f' for the low and high D parts of a NEON Q register.
11685 - 'q' outputs a NEON Q register.
11686 - 'h' outputs ranges of D registers for VLDM/VSTM etc.
11687 - 'T' prints NEON opcode features from a coded bitmask.
11688 - 'F' is similar to T, but signed/unsigned codes both print as
11690 - 't' is similar to T, but 'u' is printed instead of 'p'.
11691 - 'O' prints 'r' if NEON instruction should perform rounding (as
11692 specified by bitmask), else prints nothing.
11693 - '#' is a punctuation character to stop operand numbers from
11694 running together with following digits in the assembler
11695 strings for instructions (when using mode attributes).
11696 (arm_assemble_integer): Handle extra NEON vector modes. Permute
11697 constant vectors in big-endian mode, where necessary.
11698 (arm_hard_regno_mode_ok): Allow vectors in VFP/NEON registers.
11699 Handle EI, OI, CI, XI modes.
11700 (ashlv4hi3, ashlv2si3, lshrv4hi3, lshrv2si3, ashrv4hi3)
11701 (ashrv2si3): Rename IWMMXT2_BUILTINs to...
11702 (ashlv4hi3_iwmmxt, ashlv2si3_iwmmxt, lshrv4hi3_iwmmxt)
11703 (lshrv2si3_iwmmxt, ashrv4hi3_iwmmxt, ashrv2si3_iwmmxt): New names.
11704 (neon_builtin_type_bits): Add enumeration, one bit for each vector
11706 (v8qi_UP, v4hi_UP, v2si_UP, v2sf_UP, di_UP, v16qi_UP, v8hi_UP)
11707 (v4si_UP, v4sf_UP, v2di_UP, ti_UP, ei_UP, oi_UP, UP): Define macros
11708 to turn v8qi, etc. into bits defined above.
11709 (neon_itype): New enumeration. Classifications of NEON builtins.
11710 (neon_builtin_datum): Define struct. Contains information about
11711 a single builtin (with multiple modes).
11712 (CF): Define helper macro for...
11713 (VAR1...VAR10): Define builtins with a type, name and 1-10 different
11715 (neon_builtin_data): New array. Define information about builtins
11716 for use during initialization/expansion.
11717 (arm_init_neon_builtins): New function.
11718 (arm_init_builtins): Call arm_init_neon_builtins if TARGET_NEON is
11720 (neon_builtin_compare): New function.
11721 (locate_neon_builtin_icode): New function. Find an insn code for a
11722 builtin given a function code for that builtin. Also return type of
11723 builtin (NEON_BINOP, NEON_UNOP etc.).
11724 (builtin_arg): New enumeration. Types of arguments for builtins.
11725 (arm_expand_neon_args): New function. Expand a generic NEON builtin.
11726 Takes a variable argument list of builtin_arg types, terminated by
11728 (arm_expand_neon_builtin): New function. Expand a NEON builtin.
11729 (neon_reinterpret): New function. Expand NEON reinterpret intrinsic.
11730 (neon_emit_pair_result_insn): New function. Support returning pairs
11731 of vectors via a pointer.
11732 (neon_disambiguate_copy): New function. Set up operands for a
11733 multi-word copy such that registers do not get clobbered.
11734 (arm_expand_builtin): Call arm_expand_neon_builtin if fcode >=
11735 ARM_BUILTIN_NEON_BASE.
11736 (arm_file_start): Set float-abi attribute for NEON.
11737 (arm_vector_mode_supported_p): Enable NEON vector modes.
11738 (arm_mangle_map_entry): New.
11739 (arm_mangle_map): New.
11740 (arm_mangle_vector_type): New.
11741 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __ARM_NEON__
11743 (TARGET_NEON): New macro. Target supports NEON.
11744 (fputype): Add FPUTYPE_NEON.
11745 (UNITS_PER_SIMD_WORD): Define. Allow quad-word registers to be used
11746 for vectorization based on command-line arg.
11747 (NEON_REGNO_OK_FOR_NREGS): Define.
11748 (VALID_NEON_DREG_MODE, VALID_NEON_QREG_MODE)
11749 (VALID_NEON_STRUCT_MODE): Define.
11750 (PRINT_OPERAND_PUNCT_VALID_P): '#' is valid punctuation.
11751 (arm_builtins): Add ARM_BUILTIN_NEON_BASE.
11752 * config/arm/arm.md (VUNSPEC_POOL_16): Insert constant for unspec.
11753 (consttable_16): Add pattern for outputting 16-byte minipool
11755 (movv2si, movv4hi, movv8qi): Remove blank expanders (redefined in
11757 (vec-common.md, neon.md): Include md files.
11758 * config/arm/arm.opt (mvectorize-with-neon-quad): Add option.
11759 * config/arm/constraints.md (constraint "Dn", "Dl", "DL"): Define.
11760 (memory_constraint "Ut", "Un", "Us"): Define.
11761 * config/arm/iwmmxt.md (VMMX, VSHFT): New mode macros.
11762 (MMX_char): New mode attribute.
11763 (addv8qi3, addv4hi3, addv2si3): Remove. Replace with...
11764 (*add<mode>3_iwmmxt): New insn pattern.
11765 (subv8qi3, subv4hi3, subv2si3): Remove. Replace with...
11766 (*sub<mode>3_iwmmxt): New insn pattern.
11767 (mulv4hi3): Rename to...
11768 (*mulv4hi3_iwmmxt): This.
11769 (smaxv8qi3, smaxv4hi3, smaxv2si3, umaxv8qi3, umaxv4hi3)
11770 (umaxv2si3, sminv8qi3, sminv4hi3, sminv2si3, uminv8qi3)
11771 (uminv4hi3, uminv2si3): Remove. Replace with...
11772 (*smax<mode>3_iwmmxt, *umax<mode>3_iwmmxt, *smin<mode>3_iwmmxt)
11773 (*umin<mode>3_iwmmxt): These.
11774 (ashrv4hi3, ashrv2si3, ashrdi3_iwmmxt): Replace with...
11775 (ashr<mode>3_iwmmxt): This new pattern.
11776 (lshrv4hi3, lshrv2si3, lshrdi3_iwmmxt): Replace with...
11777 (lshr<mode>3_iwmmxt): This new pattern.
11778 (ashlv4hi3, ashlv2si3, ashldi3_iwmmxt): Replace with...
11779 (ashl<mode>3_iwmmxt): This new pattern.
11780 * config/arm/neon-docgen.ml: New file. Generate documentation for
11782 * config/arm/neon-gen.ml: New file. Generate arm_neon.h header.
11783 * config/arm/arm_neon.h: New (autogenerated).
11784 * config/arm/neon-testgen.ml: New file. Generate NEON tests
11786 * config/arm/neon.md: New file. Define NEON instructions.
11787 * config/arm/neon.ml: New file. Abstract description of NEON
11788 instructions, used to generate arm_neon.h header, documentation and
11790 * config/arm/t-arm (MD_INCLUDES): Add vec-common.md, neon.md.
11791 * vec-common.md: New file. Shared parts for iWMMXt and NEON vector
11793 * doc/extend.texi (ARM Built-in Functions): Rename and remove
11795 (ARM NEON Intrinsics): New subsection.
11796 * doc/arm-neon-intrinsics.texi: New (autogenerated).
11798 2007-07-25 Danny Smith <dannysmith@users.sourceforge.net>
11800 * config/i386/i386-protos.h (i386_pe_asm_file_end): Remove
11803 2007-07-24 Jan Hubicka <jh@suse.cz>
11805 * regclass.c (move_table): New type.
11806 (move_cost, may_move_in_cost, may_move_out_cost): Use it.
11807 (init_move_cost): Break out from ...
11808 (init_reg_sets_1): ... here; simplify computation of
11809 have_regs-of_mode and contains_reg_of_mode.
11810 (record_reg_classes): Unswitch internal loops.
11811 (copy_cost): Trigger lazy initialization of move cost
11812 (record_address_regs): Likewise.
11814 2007-07-24 Daniel Berlin <dberlin@dberlin.org>
11816 * config/darwin.c (darwin_override_options): Don't force on
11817 flag_var_tracking_uninit when no debug info is requested.
11819 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
11821 * cfgloop.c (init_loops_structure): New function.
11822 (flow_loops_find): Create root of the loop tree unconditionally.
11824 2007-07-24 Daniel Jacobowitz <dan@codesourcery.com>
11826 * tree-ssa-ccp.c (fold_const_aggregate_ref): Use fold_convert.
11828 2007-07-24 Jan Hubicka <jh@suse.cz>
11830 * caller-save.c: Include ggc.h, gt-caller-save.h
11831 (reg_save_code, reg_restore_code): Rename to ...
11832 (cached_reg_save_code, cached_reg_restore_code): ... those.
11833 (savepat, restpat, test_reg, test_mem, saveinsn, restinsn): New.
11834 (reg_save_code, reg_restore_code): New functions.
11835 (init_caller_save): Do not intialize
11836 reg_save_code/reg_restore_code tables.
11837 * Makefile.in: (gt-caller-save.h): New.
11839 2007-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
11841 * tree-ssa-ifcombine.c (ifcombine_ifandif): Use a ONE operand
11842 with the mode of the original operand instead of
11845 2007-07-23 Jan Hubicka <jH@suse.cz>
11847 * i386.c (ix86_secondary_memory_needed): Break out to...
11848 (inline_secondary_memory_needed): ... here.
11849 (ix86_memory_move_cost): Break out to ...
11850 (inline_memory_move_cost): ... here; add support for IN value of 2 for
11851 maximum of input and output; fix handling of Q_REGS on 64bit.
11852 (ix86_secondary_memory_needed): Microoptimize.
11854 2007-07-23 Sebastian Pop <sebpop@gmail.com>
11856 * tree-data-ref.c (find_vertex_for_stmt, create_rdg_edge_for_ddr,
11857 create_rdg_edges_for_scalar, create_rdg_edges, create_rdg_vertices,
11858 stmts_from_loop, known_dependences_p, build_rdg): New.
11859 * tree-data-ref.h: Depends on graphds.h.
11860 (rdg_vertex, RDGV_STMT, rdg_dep_type, rdg_edge, RDGE_TYPE): New.
11861 (build_rdg): Declared.
11862 * Makefile.in (TREE_DATA_REF_H): Depends on graphds.h.
11864 2007-07-23 Daniel Berlin <dberlin@dberlin.org>
11866 * tree-ssa-propagate.c (valid_gimple_expression_p): Match up with
11869 2007-07-23 Peter Bergner <bergner@vnet.ibm.com>
11870 Jakub Jelinek <jakub@redhat.com>
11872 PR middle-end/PR28690
11873 * optabs.c (expand_binop): (emit_cmp_and_jump_insns): Allow
11875 * rtlanal.c (commutative_operand_precedence): Prefer both REG_POINTER
11876 and MEM_POINTER operands over REG and MEM operands.
11877 (swap_commutative_operands_p): Change return value to bool.
11878 * rtl.h: Update the corresponding prototype.
11879 * tree-ssa-address.c (gen_addr_rtx): Use simplify_gen_binary
11880 instead of gen_rtx_PLUS.
11881 * simplify-rtx.c (simplify_plus_minus_op_data_cmp): Change return
11882 value to bool. Change function arguments to rtx's and update code
11884 (simplify_plus_minus): Update the simplify_plus_minus_op_data_cmp
11885 calls to match the new declaration.
11886 * simplify-rtx.c (simplify_associative_operation): Don't
11887 reorder simplify_binary_operation arguments.
11889 2007-07-23 Richard Sandiford <richard@codesourcery.com>
11891 * config/mips/mips.c (override_options): Use mips_costs to derive
11892 the default branch cost.
11893 * config/mips/mips.h (BRANCH_COST): Use mips_branch_cost rather
11895 * config/mips/mips.opt (mbranch-cost=): New option.
11896 * doc/invoke.texi (-mbranch-cost): Document new MIPS option.
11898 2007-07-23 Richard Sandiford <richard@codesourcery.com>
11900 * config/mips/mips.h (GR_REG_CLASS_P, COP_REG_CLASS_P): Delete.
11901 (SECONDARY_MEMORY_NEEDED): Delete commented-out definition.
11902 * config/mips/mips.c (mips_register_move_cost): Use reg_class_subset_p
11903 instead of GR_REG_CLASS_P and COP_REG_CLASS_P.
11905 2007-07-23 Richard Sandiford <richard@codesourcery.com>
11907 * config/mips/constraints.md (ks): New constraint.
11908 * config/mips/mips.md (*add<mode>3_sp1, *add<mode>3_sp2): Fold into...
11909 (*add<mode>3_mips16): ...here.
11911 2007-07-21 Uros Bizjak <ubizjak@gmail.com>
11913 * optabs.h (enum optab_index): Add new OTI_signbit.
11914 (signbit_optab): Define corresponding macro.
11915 (enum insn_code signbit_optab[]): Remove array.
11916 * optabs.c (init_optabs): Initialize signbit_optab using init_optab.
11917 (expand_copysign_absneg): If back end provides signbit insn, use it
11918 instead of bit operations on floating point argument.
11919 * builtins.c (enum insn_code signbit_optab[]): Remove array.
11920 (expand_builtin_signbit): Check signbit_optab->handlers[].insn_code
11921 for availability of signbit insn.
11923 * config/i386/i386.md (signbit<mode>2): New insn pattern to implement
11924 signbitf, signbit and signbitl built-ins as inline x87 intrinsics when
11925 SSE mode is not active.
11926 (isinf<mode>2): Disable for mfpmath=sse,387.
11928 2007-07-22 Ben Elliston <bje@au.ibm.com>
11930 * regclass.c (invalid_mode_change_p): Attach ATTRIBUTE_UNUSED to
11932 * struct-equiv.c (note_local_live): Likewise for `y_regno'.
11934 2007-07-20 Richard Guenther <rguenther@suse.de>
11936 * tree-cfg.c (verify_expr): COND_EXPRs can have any
11937 integral typed condition.
11938 * tree-ssa.c (useless_type_conversion_p): Do not preserve
11939 booleanness. Only preserve conversions from a non-base
11940 type to a base type, not in general between types with
11941 different TYPE_MIN_VALUE or TYPE_MAX_VALUE.
11942 * tree.def (COND_EXPR): Document that the condition
11943 can be of any integral type.
11945 2007-07-20 Nigel Stephens <nigel@mips.com>
11946 Richard Sandiford <richard@codesourcery.com>
11948 * config/mips/mips.h (mips_dwarf_regno): Declare.
11949 (DBX_REGISTER_NUMBER): Remove redundant brackets.
11950 (HI_REGNUM, LO_REGNUM): Define in an endian-dependent way.
11951 (AC1HI_REGNUM, AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM)
11952 (AC3HI_REGNUM, AC3LO_REGNUM, ACC_HI_REG_P): Delete.
11953 (reg_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
11954 (REG_CLASS_NAMES): Update accordingly.
11955 * config/mips/mips.c (mips_dwarf_regno): New array.
11956 (mips_regno_to_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
11957 (mips_subword): Remove special handling for accumulator registers.
11958 (override_options): Initiailize mips_dwarf_regno. Remove use
11960 (mips_swap_registers): New function.
11961 (mips_conditional_register_usage): Swap accumulator registers
11962 around if TARGET_LITTLE_ENDIAN.
11963 (mips_cannot_change_mode_class): Remove special treatment of ACC_REGS.
11964 * config/mips/constraints.md (h, l): Use the endianness to choose
11965 between MD0_REG and MD1_REG.
11966 * config/mips/mips.md (*mfhilo_<mode>_macc): Use a fixed-string,
11967 alternative-dependent template.
11969 2007-07-20 Richard Sandiford <richard@codesourcery.com>
11971 * config/arm/arm.md (movsi): Use can_create_pseudo_p instead of
11974 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
11976 * function.c (thread_prologue_and_epilogue_insns): Fix exit
11977 predecessor fallthru flags.
11979 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
11981 * tree-ssa-loop-niter.c (assert_loop_rolls_lt): Convert the operands
11982 of compare to the same type.
11983 * cfgloopmanip.c (add_loop): Update information about loop exits.
11984 (loop_version): Remove the innermost loop requirement.
11985 * tree-ssa-loop-manip.c (determine_exit_conditions): Convert bounds
11986 to sizetype for pointers.
11988 2007-07-18 H.J. Lu <hongjiu.lu@intel.com>
11990 * Makefile.in (D32PBIT_FUNCS): Add _sd_to_tf and _tf_to_sd.
11991 (D64PBIT_FUNCS): Add _dd_to_tf and _tf_to_dd.
11992 (D128PBIT_FUNCS): Add _td_to_tf and _tf_to_td.
11994 * config/dfp-bit.c: Empty for TFmode conversions.
11996 2007-07-18 Caroline Tice <ctice@apple.com>
11998 * var-tracking.c (find_src_status): Check for COND_EXEC insns
11999 and handle them correctly; check that src is not NULL before
12001 (find_src_set_src): Likewise.
12003 2007-07-18 Bob Wilson <bob.wilson@acm.org>
12005 * config/xtensa/xtensa.c (xtensa_expand_mask_and_shift): New.
12006 (struct alignment_context, init_alignment_context): New.
12007 (xtensa_expand_compare_and_swap, xtensa_expand_atomic): New.
12008 * config/xtensa/xtensa.h (XCHAL_HAVE_RELEASE_SYNC): Add default.
12009 (XCHAL_HAVE_S32C1I): Likewise.
12010 (TARGET_RELEASE_SYNC, TARGET_S32C1I): New.
12011 * config/xtensa/xtensa.md (UNSPECV_MEMW): New constant.
12012 (UNSPECV_S32RI, UNSPECV_S32C1I): Likewise.
12013 (ATOMIC, HQI): New macros.
12014 (memory_barrier, *memory_barrier): New.
12015 (sync_lock_releasesi): New.
12016 (sync_compare_and_swapsi, sync_compare_and_swap<mode>): New.
12017 (sync_lock_test_and_set<mode>): New.
12018 (sync_<atomic><mode>): New.
12019 (sync_old_<atomic><mode>, sync_new_<atomic><mode>): New.
12020 * config/xtensa/xtensa-protos.h (xtensa_expand_compare_and_swap): New.
12021 (xtensa_expand_atomic): New.
12023 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12027 * builtins.c (expand_builtin_interclass_mathfn): Provide a generic
12028 transformation for builtin ISNORMAL.
12029 (expand_builtin): Handle BUILT_IN_ISNORMAL.
12030 * builtins.def (BUILT_IN_ISNORMAL): New.
12031 * doc/extend.texi: Document isnormal.
12033 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12037 * builtins.c (expand_builtin_interclass_mathfn): Allow for missing
12038 optabs infrastructure. Provide generic implementation for
12040 (expand_builtin): Handle FINITE/ISFINITE.
12041 (fold_builtin_classify): Make ISFINITE canonical instead of FINITE.
12042 (fold_builtin_1): Likewise.
12044 * builtins.def (BUILT_IN_ISFINITE): New.
12046 * doc/extend.texi: Document isfinite.
12048 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12051 PR middle-end/20558
12053 * builtins.c (expand_builtin_interclass_mathfn): Provide a
12054 generic fallback for isinf.
12055 * c-cppbuiltin.c (builtin_define_float_constants): Move FP max
12056 calculation code ...
12057 * real.c (get_max_float): ... to here.
12058 * real.h (get_max_float): New.
12060 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12062 PR middle-end/32668
12064 * builtin-attrs.def (ATTR_TYPEGENERIC,
12065 ATTR_CONST_NOTHROW_TYPEGENERIC): New.
12067 * builtins.def (BUILT_IN_ISINF, BUILT_IN_ISNAN,
12068 BUILT_IN_ISGREATER, BUILT_IN_ISGREATEREQUAL, BUILT_IN_ISLESS,
12069 BUILT_IN_ISLESSEQUAL, BUILT_IN_ISLESSGREATER,
12070 BUILT_IN_ISUNORDERED): Use ATTR_CONST_NOTHROW_TYPEGENERIC.
12072 * c-common.c (handle_type_generic_attribute): New.
12073 (c_common_attribute_table): Add "type generic".
12075 * c-typeck.c (convert_arguments): Handle "type generic" functions.
12077 2007-07-18 Daniel Berlin <dberlin@dberlin.org>
12079 * tree-ssa-sccvn.c (try_to_simplify): Use valid_gimple_expression
12080 * tree-ssa-propagate (valid_gimple_expression): Handle ADDR_EXPR
12083 2007-07-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
12086 * config/cris/cris.c (cris_print_index): Don't use XEXP before
12087 checking that the operand is an expression.
12089 2007-07-19 Christoph von Wittich <Christoph_vW@reactos.org>
12090 Danny Smith <dannysmith@users.sourceforge.net>
12093 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Put
12094 file mapping object in local namespace if Windows version later
12097 2007-07-18 Richard Sandiford <richard@codesourcery.com>
12099 * config/arm/arm-protos.h (arm_cannot_force_const_mem): Declare.
12100 * config/arm/arm.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to
12101 arm_cannot_force_const_mem.
12102 (arm_cannot_force_const_mem): New function.
12103 * config/arm/arm.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): New macro.
12104 (LEGITIMATE_CONSTANT_P): Test arm_cannot_force_const_mem instead
12105 of arm_tls_referenced_p.
12106 * config/arm/arm.md (movsi): Split out-of-section constants when
12107 ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P.
12108 * config/arm/vxworks.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
12110 2007-07-18 Richard Sandiford <richard@codesourcery.com>
12112 * config/mips/mips.md (clear_cache): Treat the size argument as Pmode.
12114 2007-07-18 Richard Sandiford <richard@codesourcery.com>
12116 * config/mips/mips.md (*extendqihi2): Convert the destination
12119 2007-07-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12121 * config/pa/fptr.c: Update license header.
12122 * config/pa/milli64.S: Likewise.
12124 2007-07-17 Nick Clifton <nickc@redhat.com>
12126 * COPYING_v3: New file. Contains version 3 of the GNU General
12128 * COPYING.LIB_v3: New file. Contains version 3 of the GNU
12129 Lesser General Public License.
12130 * doc/include/gpl_v3.texi: New file. Contains version 3 of
12131 the GNU General Public License.
12133 2007-07-17 Zdenek Dvorak <dvorakz@suse.cz>
12135 PR rtl-optimization/32773
12136 * cfglayout.c (force_one_exit_fallthru): New function.
12137 (cfg_layout_finalize): Use it.
12139 2007-07-16 Richard Guenther <rguenther@suse.de>
12140 Uros Bizjak <ubizjak@gmail.com>
12142 * tree-if-conv.c (find_phi_replacement_condition): Unshare "*cond"
12143 before forcing it to gimple operand.
12145 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
12146 David Ung <davidu@mips.com>
12148 * config/mips/mips.h (TUNE_24K): Define.
12149 (TUNE_MACC_CHAINS): Add TUNE_24K.
12150 * config/mips/mips.md: (*mul_acc_si, *mul_sub_si): Change type to
12152 * config/mips/74k.md (r74k_int_mult): Split madd/msub to ..
12153 (r74k_int_madd): .. this new reservation.
12154 (define_bypass): Fixed bypasses for r74k_int_madd to use
12155 mips_linked_madd_p.
12156 * config/mips/24k.md (define_bypass): Define new
12157 r24k_int_mul3->r24k_int_madd bypass using mips_linked_madd_p.
12159 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
12160 Nigel Stephens <nigel@mips.com>
12162 * config/mips/mips.md: Include 20kc.md.
12163 * config/mips/20kc.md: New file.
12164 * config/mips/mips.c (mips_rtx_cost_data): Fill in 20Kc costs.
12165 (mips_adjust_cost): Tweak for 20Kc.
12166 (mips_issue_rate): Likewise.
12167 * config/mips/mips.h (TUNE_20KC): Define.
12169 2007-07-16 David Edelsohn <edelsohn@gnu.og>
12171 * config/rs6000/rs6000.c (struct processor_cost): Add
12172 cache_line_size, l1_cache_lines, and simultaneous_prefetches
12174 (*_cost): Add cache information.
12175 (rs6000_override_options): Set cache parameters.
12177 2007-07-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12180 * config.gcc (mips-sgi-irix[56]*): Enable pthread support.
12181 * doc/install.texi (mips-sgi-irix6): pthread support works now.
12183 2007-07-16 Paul Brook <paul@codesourcery.com>
12186 * config/arm/cirrus.md (cirrus_arm_movsi_insn): Remove dead insn.
12187 (cirrus_thumb2_movsi_insn): Ditto.
12189 2007-07-15 Geoffrey Keating <geoffk@apple.com>
12191 * config/rs6000/darwin-fallback.c (interpret_libc): Change
12192 CR2_REGNO to R_CR2.
12194 2007-07-15 Andrew Haley <aph@redhat.com>
12196 * unwind-sjlj.c (_Unwind_GetIPInfo): Check for context->fc != NULL
12197 before looking in the context.
12199 2007-07-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12201 PR middle-end/32398
12202 PR middle-end/32769
12203 * pa-protos.h (pa_eh_return_handler_rtx): Declare.
12204 * pa.c (pa_extra_live_on_entry, rp_saved): Declare.
12205 (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
12206 (pa_output_function_prologue): Use rp_saved and
12207 current_function_is_leaf to generate .CALLINFO statement.
12208 (hppa_expand_prologue): Set rp_saved.
12209 (hppa_expand_epilogue): Use rp_saved.
12210 (pa_extra_live_on_entry, pa_eh_return_handler_rtx): New functions.
12211 * pa.h (EH_RETURN_HANDLER_RTX): Use pa_eh_return_handler_rtx.
12213 2007-07-14 Dirk Mueller <dmueller@suse.de>
12215 * omega.c (coalesce): Fix memory leak on early exit.
12216 * matrix-reorg.c (check_allocation_function): Likewise.
12217 * tree-vect-transform.c (vect_get_new_vect_var): free result
12219 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
12220 pass pointer to edge vector
12221 (partition_hot_cold_basic_blocks): Fix memory leak.
12222 * collect2.c (prefix_from_string): Free temporary storage.
12223 * reload1.c (fixup_abnormal_edges): Free sbitmap.
12225 2007-07-14 Kaz Kojima <kkojima@gcc.gnu.org>
12227 * config/sh/sh.h (DO_GLOBAL_CTORS_BODY): Add void to prototype.
12228 (DO_GLOBAL_DTORS_BODY): Likewise.
12230 2007-07-14 Sandra Loosemore <sandra@codesourcery.com>
12231 Nigel Stephens <nigel@mips.com>
12233 * config/mips/mips.c (mips_classify_symbol): Don't return
12234 SYMBOL_SMALL_DATA for constant pool addresses if
12235 TARGET_EMBEDDED_DATA is true.
12237 2007-07-14 Uros Bizjak <ubizjak@gmail.com>
12239 * config/i386/i386.c (init_mmx_sse_builtins): Define all builtins
12240 except __builtin_ia32_emms, __builtin_ia32_ldmxcsr,
12241 __builtin_ia32_stmxcsr, __builtin_ia32_maskmovq, __builtin_ia32_loadups,
12242 __builtin_ia32_storeups, __builtin_ia32_loadhps, __builtin_ia32_loadlps,
12243 __builtin_ia32_storehps, __builtin_ia32_storelps,
12244 __builtin_ia32_movntps, __builtin_ia32_movntq, __builtin_ia32_sfence,
12245 __builtin_ia32_femms, __builtin_ia32_maskmovdqu, __builtin_ia32_loadupd,
12246 __builtin_ia32_storeupd, __builtin_ia32_loadhpd, __builtin_ia32_loadlpd,
12247 __builtin_ia32_movnti, __builtin_ia32_movntpd, __builtin_ia32_movntdq,
12248 __builtin_ia32_clflush, __builtin_ia32_lfence, __builtin_ia32_mfence,
12249 __builtin_ia32_loaddqu, __builtin_ia32_storedqu, __builtin_ia32_monitor,
12250 __builtin_ia32_mwait, __builtin_ia32_lddqu, __builtin_ia32_movntdqa,
12251 __builtin_ia32_movntsd and __builtin_ia32_movntss as const builtins
12252 using def_builtin_const.
12254 2007-07-14 Eric Botcazou <ebotcazou@adacore.com>
12256 PR tree-optimization/32705
12257 * tree-ssa-sccvn.c (set_ssa_val_to): Accept VN_TOP as value number.
12258 (simplify_binary_expression): Use SSA_VAL consistently.
12260 2007-07-13 David Edelsohn <edelsohn@gnu.org>
12262 * config/rs6000/spe.md (SPE_ACC_REGNO): Delete definition.
12263 (SPEFSCR_REGNO): Delete definition.
12264 * config/rs6000/rs6000.c: LINK_REGISTER_REGNUM -> LR_REGNO.
12265 COUNT_REGISTER_REGNUM -> CTR_REGNO.
12266 * config/rs6000/rs6000.h: Do not define *_REGNO.
12267 LINK_REGISTER_REGNUM -> LR_REGNO.
12268 COUNT_REGISTER_REGNUM -> CTR_REGNO.
12269 * config/rs6000/predicates.md: LINK_REGISTER_REGNUM -> LR_REGNO.
12270 COUNT_REGISTER_REGNUM -> CTR_REGNO.
12271 * config/rs6000/linux-unwind.h: Define R_LR, R_CR2, R_VR0,
12272 R_VRSAVE, R_VSCR. Use them.
12273 * config/rs6000/darwin-fallback.c: Define R_LR, R_CTR, R_CR2,
12274 R_XER, R_VR0, R_VRSAVE, R_VSCR, R_SPEFSCR. Use them.
12275 * config/rs6000/rs6000.md: Define REGNO constants. Use them.
12276 * config/rs6000/aix.h: Define R_LR. Use it.
12278 2007-07-13 Caroline Tice <ctice@apple.com>
12280 * toplev.c (process_options): Turn flag_var_tracking_uninit off when
12281 flag_var_tracking is explicitly turned off (i.e. when variable
12282 tracking is not feasible); otherwise, turn flag_var_tracking on when
12283 flag_var_tracking_uninit is on.
12284 * rtl.def (VAR_LOCATION): Add a new integer subfield to VAR_LOCATION
12285 note definitions, to allow recording of initialization status in the
12287 * dwarf2out.c (dwarf_stack_op_name): Add case for DW_OP_GNU_uninit.
12288 (add_var_loc_to_decl): Add comparison of NOTE_VAR_LOCATION_STATUS to
12289 determine if two note locations are equal.
12290 (output_loc_list): Don't output list entries whose start & end labels
12292 (reg_loc_descriptor): Add parameter for initialization status; pass it
12293 to other loc descriptor functions.
12294 (one_reg_loc_descriptor): Add parameter for initialization status;
12295 check its value and add DW_OP_GNU_uninit to returned loc descr if
12297 (multiple_reg_loc_descriptor): Add parameter for initialization
12299 pass init status argument to other loc descriptor functions; check
12300 value of intialization parameter and add DW_OP_GNU_uninit to returned
12301 loc descr if appropriate.
12302 (based_loc_descr): Add parameter for initialization status; add new
12303 variable for return value; check value of initialization parameter and
12304 add DW_OP_GNU_uninit to returned loc descr if appropriate.
12305 (concatn_mem_loc_descriptor): Add parameter for initialization status;
12306 pass init status argument to other loc descriptor functions; check
12307 value of intialization parameter and add DW_OP_GNU_uninit to returned
12308 loc descr if appropriate.
12309 (mem_loc_descriptor): Likewise.
12310 (concat_loc_descriptor): Likewise.
12311 (concatn_loc_descriptor): Likewise.
12312 (loc_descriptor): Add parameter for initialization status; pass it as
12313 argument to other loc descriptor function calls.
12314 (loc_descriptor_from_tree_1): Add appropriate initialization status
12315 to loc descriptor function calls.
12316 (add_location_or_const_value_attribute): Get initialization status
12317 from VAR_LOCATION note; add initialization status to loc descriptor
12319 * dwarf2.h (enum dwarf_location_atom): New op, DW_OP_GNU_uninit.
12320 * print-rtl.c (print_rtx): When printing a VAR_LOCATION note, if
12321 status is uninitialized, add "[uninint]" to output.
12322 * common.opt (fvar-tracking-uninit): New option, similar to
12323 fvar-tracking, to turn on tracking of uninitialized variables; creates
12324 a new global flag, flag_var_tracking_uninit.
12325 * rtl.h (NOTE_VAR_LOCATION_STATUS): New macro for accessing new field.
12326 (enum var_init_status): New type, for var initialization status field.
12327 * var-tracking.c (struct location_chain_def): Two new fields, init,
12328 for initialization status, and set_src for the assignment value expr.
12329 (unshare_variable): New parameter for initialization status;
12330 initialize new init and set_src fields.
12331 (var_reg_set): New parameters for initialization status and value;
12332 pass them to set_variable_part.
12333 (var_mem_set): Likewise.
12334 (get_init_value): New function.
12335 (var_reg_delete_and_set): New initialization status & value
12336 parameters; add call to get_init_value if status is unknown; pass new
12337 parameters to clobber_variable_part and var_reg_set.
12338 (var_mem_delete_and_set): Likewise.
12339 (var_reg_delete): Pass null set_src value to clobber_variable_part.
12340 (var_mem_delete): Likewise.
12341 (variable_union): Pass status to unshare_variable; initialize new init
12342 and set_src fields. If flag_var_tracking_uninit is not set, force
12343 status to initialized.
12344 (add_stores): Store insn, rather than NEXT_INSN(insn), so it can be
12345 used later to get the set_src value.
12346 (find_src_status): New function.
12347 (find_src_set_src): New function.
12348 (compute_bb_dataflow): Pass init status to calls to var_reg_set,
12349 var_mem_set, var_reg_delete_and_set and var_mem_delete_and_set; for
12350 MO_SET, get set_src value and pass it to var_reg_delete_and_set
12351 and var_mem_delete_and_set.
12352 (dump_variable): Print out "[uninit]" if appropriate.
12353 (set_variable_part): Add new initialization and set_src parameters;
12354 pass status to unshare_variable; set node->init and node- >set_src
12355 fields and modify slot in hash table appropriately; save the init and
12356 set_src values if appropriate and assign to the new node.
12357 (clobber_variable_part): New set_src parameter; if two nodes have
12358 same variable and same location but different set_src (assignment)
12359 values, clobber old node.
12360 (delete_variable_part): Pass init status to unshare_variable.
12361 (emit_note_insn_var_location): Add initialized var; assign var's init
12362 status to new 'initialized'; pass new init status field to calls to
12363 gen_rtx_VAR_LOCATION. If flag_var_tracking_uninit is not set, force
12364 status to initialized.
12365 (emit_notes_in_bb): Pass initialization status to calls to
12366 var_reg_set, var_mem_set, var_reg_delete_and_set and
12367 var_mem_delete_and_set; for MO_SET, get set_src value and pass it to
12368 var_reg_delete_and_set and var_mem_delete_and_set; call
12369 emit_notes_for_changes on NEXT_INSN(insn) rather than on insn, to
12370 make up for change in add_stores.
12371 (vt_add_function_parameters): Add status to calls to
12373 * config/darwin.c (darwin_override_options): Turn on uninitialized
12374 tracking automatically, if var_tracking is on and the system is
12377 2007-07-13 Sa Liu <saliu@de.ibm.com>
12379 * config.gcc: Add options for arch and tune on SPU.
12380 * config/spu/predicates.md: Add constant operands 0 and 1.
12381 * config/spu/spu-builtins.def: Add builtins for double precision
12382 floating point comparison: si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt,
12383 si_dftsv, spu_cmpeq_13, spu_cmpabseq_1, spu_cmpgt_13, spu_cmpabsgt_1,
12385 * config/spu/spu-c.c: Define __SPU_EDP__ when builtins invoked with
12387 * config/spu/spu-protos.h: Add new function prototypes.
12388 * config/spu/spu.c (spu_override_options): Check options -march and
12390 (spu_comp_icode): Add comparison code for DFmode and vector mode.
12391 (spu_emit_branch_or_set): Use the new code for DFmode and vector
12393 (spu_const_from_int): New. Create a vector constant from 4 ints.
12394 (get_vec_cmp_insn): New. Get insn index of vector compare instruction.
12395 (spu_emit_vector_compare): New. Emit vector compare.
12396 (spu_emit_vector_cond_expr): New. Emit vector conditional expression.
12397 * config/spu/spu.h: Add options -march and -mtune. Define processor
12398 types PROCESSOR_CELL and PROCESSOR_CELLEDP. Define macro
12399 CANONICALIZE_COMPARISON.
12400 * config/spu/spu.md: Add new insns for double precision compare
12401 and double precision vector compare. Add vcond and smax/smin patterns
12402 to enable DFmode vector conditional expression.
12403 * config/spu/spu.opt: Add options -march and -mtune.
12404 * config/spu/spu_internals.h: Add builtins for CELLEDP target:
12405 si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt, si_dftsv. Add builtin for
12406 both CELL and CELLEDP targets: spu_testsv.
12407 * config/spu/spu_intrinsics.h: Add flag mnemonics for test special
12410 2007-07-13 Richard Guenther <rguenther@suse.de>
12412 PR tree-optimization/32721
12413 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Preserve
12414 TREE_THIS_VOLATILE on the folded reference.
12415 * tree-ssa-operands.c (get_expr_operands): Set has_volatile_ops
12416 if the array reference has TREE_THIS_VOLATILE set.
12418 2007-07-13 H.J. Lu <hongjiu.lu@intel.com>
12421 * doc/libgcc.texi: Update DFP intrinsics for DPD and BID.
12423 2007-07-13 Andreas Schwab <schwab@suse.de>
12425 * gengtype-lex.l: Allow declarations to be indented.
12427 2007-07-12 Geoffrey Keating <geoffk@apple.com>
12429 * ginclude/tgmath.h: New.
12430 * config.gcc: Use GCC's tgmath.h on non-glibc systems.
12431 * doc/sourcebuild.texi (Headers): Document use_gcc_tgmath.
12432 * configure.ac (STMP_FIXPROTO): Honor use_gcc_tgmath.
12433 * configure: Regenerate.
12435 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
12437 * config/sh/linux-unwind.h (sh_fallback_frame_state): Use
12438 correct index when setting register save state for xd
12441 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
12443 * config/sh/sh.c (mark_use): Remove.
12445 2007-07-12 Paul Brook <paul@codesourcery.com>
12447 * config/arm/arm.c (thumb1_compute_save_reg_mask): Make sure scratch
12448 reg does not overlap return value.
12450 2007-07-12 Daniel Berlin <dberlin@dberlin.org>
12452 * tree-ssa-pre.c (get_expression_vuses): Move out side-effect.
12453 (set_expression_vuses): Ditto.
12454 (init_pre): Initialize expression_vuses.
12456 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
12458 * config/i386/sse.md (storentdf, storentsf): New.
12460 2007-07-12 Geoffrey Keating <geoffk@apple.com>
12462 * builtins.c (get_pointer_alignment): Honor DECL_ALIGN on a
12464 * tree.c (build_decl_stat): Move code from here...
12465 (make_node_stat): ... to here. Don't uselessly clear DECL_USER_ALIGN.
12466 (expr_align): Honor DECL_ALIGN on a FUNCTION_DECL. Add comment
12467 about using DECL_ALIGN of LABEL_DECL and CONST_DECL.
12468 * tree.h (DECL_USER_ALIGN): Fix misplaced comment.
12469 * varasm.c (assemble_start_function): Use DECL_ALIGN instead of
12472 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
12473 Devang Patel <dpatel@apple.com>
12475 PR tree-optimization/25413
12476 * targhooks.c (default_builtin_vector_alignment_reachable): New.
12477 * targhooks.h (default_builtin_vector_alignment_reachable): New.
12478 * tree.h (contains_packed_reference): New.
12479 * expr.c (contains_packed_reference): New.
12480 * tree-vect-analyze.c (vector_alignment_reachable_p): New.
12481 (vect_enhance_data_refs_alignment): Call
12482 vector_alignment_reachable_p.
12483 * target.h (vector_alignment_reachable): New builtin.
12484 * target-def.h (TARGET_VECTOR_ALIGNMENT_REACHABLE): New.
12485 * config/rs6000/rs6000.c (rs6000_vector_alignment_reachable): New.
12486 (TARGET_VECTOR_ALIGNMENT_REACHABLE): Define.
12488 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
12490 * target.h (builtin_vectorization_cost): Add new target builtin.
12491 * target-def.h (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): New.
12492 * tree-vectorizer.h (TARG_SCALAR_STMT_COST): New.
12493 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST): New.
12494 * tree-vect-analyze.c (vect_analyze_slp_instance): Initisliaze
12495 uninitialized variables.
12496 * tree-vect-transform.c (cost_for_stmt): New function.
12497 (vect_estimate_min_profitable_iters): Call cost_for_stmt instead of
12498 using cost 1 for all scalar stmts. Be less conservative when
12499 estimating the number of prologue/epulogue iterations. Call
12500 targetm.vectorize.builtin_vectorization_cost. Return
12501 min_profitable_iters-1.
12502 (vect_model_reduction_cost): Use TARG_SCALAR_TO_VEC_COST for
12503 initialization cost instead of TARG_VEC_STMT_COST. Use
12504 TARG_VEC_TO_SCALAR_COST instead of TARG_VEC_STMT_COST for reduction
12505 epilogue code. Fix epilogue cost computation.
12506 * config/spu/spu.c (spu_builtin_vectorization_cost): New.
12507 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Implement.
12508 * config/spu/spu.h (TARG_COND_BRANCH_COST, TARG_SCALAR_STMT_COST):
12509 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST, TARG_VEC_STMT_COST):
12510 (TARG_VEC_TO_SCALAR_COST, TARG_SCALAR_TO_VEC, TARG_VEC_LOAD_COST):
12511 (TARG_VEC_UNALIGNED_LOAD_COST, TARG_VEC_STORE_COST): Define.
12513 2007-07-12 Richard Guenther <rguenther@suse.de>
12515 * gimplify.c (gimplify_conversion): Make sure that the result
12516 from maybe_fold_offset_to_reference is trivially convertible
12517 to the desired type before doing the simplification.
12518 (gimplify_expr): Likewise.
12519 * fold-const.c (fold_binary): Use the correct types for
12520 building the simplified expression.
12522 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
12524 PR rtl-optimization/32729
12525 * cfghooks.c (can_duplicate_block_p): Do not forbid duplicating blocks
12526 that fallthru to exit.
12528 2007-07-12 Kaz Kojima <kkojima@gcc.gnu.org>
12530 * config/sh/sh.md (symGOTOFF2reg): Add missing parenthesis.
12531 (symDTPOFF2reg): Likewise.
12533 2007-07-11 Daniel Berlin <dberlin@dberlin.org>
12535 PR tree-optimization/32663
12537 * tree.h (VALUE_HANDLE_VUSES): Remove.
12538 (struct tree_value_handle): Remove vuses.
12540 * tree-vn.c (create_value_handle_for_expr): Don't set
12541 VALUE_HANDLE_VUSES.
12543 * tree-ssa-pre.c (expression_vuses): New.
12544 (alloc_expression_id): Set up expression_vuses.
12545 (get_expression_vuses): New.
12546 (set_expression_vuses): Ditto.
12547 (clear_expression_ids): Modify for expression_vuses.
12548 (phi_translate_1): Ditto.
12549 (phi_translate_set): Ditto.
12550 (value_dies_in_block_x): Ditto
12551 (valid_in_sets): Ditto.
12552 (add_to_sets): Ditto.
12553 (find_existing_value_expr): Ditto.
12554 (create_value_handle_for_expr): Ditto.
12555 (make_values_for_stmt): Ditto.
12556 (vuse_equiv): Remove.
12558 2007-07-11 Alexandre Oliva <aoliva@redhat.com>
12560 * Makefile.in (mostlyclean): Remove object files.
12562 2007-07-11 Kenneth Zadeck <zadeck@naturalbridge.com>
12564 * toplev.c (no_new_pseudos): Deleted.
12565 * rtl.h (no_new_pseudos): Deleted.
12566 * tree-pass.h (pass_no_new_pseudos): Deleted.
12567 * passes.c (pass_no_new_pseudos): Deleted.
12568 * final.c (rest_of_clean_state): Removed no_new_pseudos.
12569 (rest_of_no_new_pseudos, pass_no_new_pseudos): Deleted.
12570 * struct-equiv.c (rtx_equiv_p): Replaced no_new_pseudos with
12572 * cfgcleanup.c (try_crossjump_to_edge): Ditto.
12573 * rtlhooks.c (gen_lowpart_general): Ditto.
12574 * optabs.c (prepare_operand): Ditto.
12575 * mode-switching.c (rest_of_handle_mode_switching): Deleted set of
12577 * modulo-sched.c (rest_of_handle_sms): Ditto.
12578 * see.c (rest_of_handle_see): Ditto.
12579 * ifcvt.c (if_convert): Ditto.
12580 (gate_handle_if_after_combine): Replaced no_new_pseudos with
12582 * init-regs.c (gate_initialize_regs): Deleted set of
12584 * lower-subreg.c (decompose_multiword_subregs): Ditto.
12585 * bb-reorder.c (rest_of_handle_partition_blocks): Ditto.
12586 * doc/md.texi: Changed no_new_pseudos to can_create_pseudo_p.
12588 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
12591 * config/i386/sse.md (*sse2_storeq_rex64): Handle 64bit mem->reg moves.
12592 (*vec_extractv2di_1_sse2): Disable for TARGET_64BIT.
12593 (*vec_extractv2di_1_rex64): New insn pattern.
12595 2007-07-11 David Daney <ddaney@avtrex.com>
12597 * config/mips/linux-unwind.h (mips_fallback_frame_state): Rewrite
12598 return address calculation. Substitute DWARF_ALT_FRAME_RETURN_COLUMN
12599 for SIGNAL_UNWIND_RETURN_COLUMN.
12600 * config/mips/mips.h (SIGNAL_UNWIND_RETURN_COLUMN): Remove.
12601 (DWARF_FRAME_REGNUM): Rewrite.
12602 (DWARF_ALT_FRAME_RETURN_COLUMN) Define.
12604 2007-07-11 Nick Clifton <nickc@redhat.com>
12606 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Revert previous
12607 delta and use gen_int_mode in place of GET_INT instead.
12609 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
12611 * reg-stack.c (struct tree_opt_pass pass_stack_regs): Nullify name
12614 2007-07-11 Douglas Gregor <doug.gregor@gmail.com>
12616 * params.def (PARAM_VERIFY_CANONICAL_TYPES): Remove.
12617 (PARAM_USE_CANONICAL_TYPES): New; decides whether to use canonical
12619 * params.h (VERIFY_CANONICAL_TYPES): Remove.
12620 (USE_CANONICAL_TYPES): New.
12621 * doc/invoke.texi (verify-canonical-types): Remove.
12622 (use-canonical-types): Add.
12624 2007-07-11 Ulrich Weigand <uweigand@de.ibm.com>
12626 * config/spu/spu.c (spu_optimization_options): Remove setting of
12627 parameter PARAM_MAX_COMPLETELY_PEEL_TIMES.
12628 (spu_override_options): Move it here.
12630 2007-07-11 Richard Sandiford <richard@codesourcery.com>
12632 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle -m4ksc and -m4ksd.
12633 * config/mips/mips.c (mips_cpu_info_table): Mention
12634 MIPS_ISA_LEVEL_SPEC in the comment.
12636 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
12638 PR tree-optimization/32713
12639 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle REAL_CST.
12641 2007-07-11 Paolo Carlini <pcarlini@suse.de>
12643 PR middle-end/30482
12644 * c-opts.c (c_common_post_options): Do not change flag_complex_method
12645 conditional to flag_isoc99.
12646 (c_common_init_options): Do it here, unconditionally.
12648 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
12650 PR tree-optimization/32589
12651 * doc/tree-ssa.texi (Rough GIMPLE Grammar): Add missing rule.
12652 * tree-gimple.c (is_gimple_min_invariant): Clarify head comment.
12653 * tree-ssa-propagate.c (valid_gimple_expression_p): New
12654 predicate, extracted from...
12655 (set_rhs): ...here. Call it for the expression on entry.
12656 * tree-ssa-propagate.h (valid_gimple_expression_p): Declare.
12657 * tree-ssa-sccvn.c: Include tree-ssa-propagate.h.
12658 (simplify_binary_expression): Use valid_gimple_expression_p
12659 to validate the simplification.
12660 * Makefile.in (tree-ssa-sccvn.o): Depends on tree-ssa-propagate.h.
12662 2007-07-11 Danny Smith <dannysmith@users.sourceforge.net>
12664 * config/i386/cygming.h (PREFERRED_DEBUGGING_TYPE): Define to
12665 DWARF2_DEBUG on 32 bit target too.
12666 (DWARF2_UNWIND_INFO): Reorganize 64-bit vs 32-bit definition.
12668 2007-07-11 Nick Clifton <nickc@redhat.com>
12670 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Provide alternative
12671 version for 64-bit hosts.
12673 2007-07-10 David Daney <ddaney@avtrex.com>
12675 * config/mips/mips.h (ISA_HAS_SYNCI): New target capability
12677 (INITIALIZE_TRAMPOLINE): Emit clear_cache insn instead of library
12679 * config/mips/mips.c (mips_expand_synci_loop): New function.
12680 * config/mips/mips.md (UNSPEC_CLEAR_HAZARD): New constant.
12681 (UNSPEC_RDHWR): Same.
12682 (UNSPEC_SYNCI): Same.
12683 (UNSPEC_SYNC): Same.
12684 (clear_cache): New expand.
12688 (clear_hazard): Same.
12689 * config/mips/mips-protos.h (mips_expand_synci_loop): Declare
12691 * testsuite/gcc.target/mips/clear-cache-1.c: New test.
12692 * testsuite/gcc.target/mips/clear-cache-2.c: New test.
12694 2007-07-10 Ian Lance Taylor <iant@google.com>
12696 * emit-rtl.c (gen_reg_rtx): Check can_create_pseudo_p rather than
12699 2007-07-10 David Daney <ddaney@avtrex.com>
12701 * builtins.def (BUILT_IN_CLEAR_CACHE): New builtin.
12702 * builtins.c (expand_builtin___clear_cache): New function.
12703 (expand_builtin): Call expand_builtin___clear_cache for
12704 BUILT_IN_CLEAR_CACHE case.
12705 * doc/extend.texi (__builtin___clear_cache): Document new builtin.
12706 * doc/md.texi (clear_cache): Document new instruction pattern.
12707 * testsuite/gcc.dg/builtins-64.c: New test.
12709 2007-07-11 Hans-Peter Nilsson <hp@axis.com>
12711 * config/cris/cris.md ("movsi"): Fix typo in last change.
12713 2007-07-09 Geoffrey Keating <geoffk@apple.com>
12716 * c-common.c (c_alignof_expr): Look at DECL_ALIGN of
12718 (handle_aligned_attribute): Allow use on FUNCTION_DECLs.
12719 * varasm.c (assemble_start_function): Honor DECL_ALIGN
12720 for FUNCTION_DECLs. Don't use align_functions_log if
12722 * print-tree.c (print_node): Print DECL_ALIGN and DECL_USER_ALIGN
12723 even for FUNCTION_DECLs.
12724 * c-decl.c (merge_decls): Propagate DECL_ALIGN even for
12726 * tree.h (DECL_ALIGN): Update for new location of 'align'.
12727 (DECL_FUNCTION_CODE): Update for new location and name of
12729 (DECL_OFFSET_ALIGN): Update for new location of 'off_align'.
12730 (struct tree_decl_common): Move 'align' and 'off_align' out
12731 of union, ensure they're still on a 32-bit boundary. Remove
12732 other fields in union 'u1'.
12733 (struct tree_function_decl): Add field 'function_code' replacing
12734 'u1.f' in tree_decl_common.
12735 * tree.c (build_decl_stat): Set initial value of DECL_ALIGN.
12736 * doc/extend.texi (Function Attributes): Add 'aligned' attribute.
12737 (Variable Attributes): Cross-reference 'aligned' attribute
12738 to Function Attributes.
12739 * flags.h (force_align_functions_log): Delete.
12740 * toplev.c (force_align_functions_log): Delete.
12742 2007-07-10 Uros Bizjak <ubizjak@gmail.com>
12745 * config/i386/sse.md (vec_concatv2di): Disable for TARGET_64BIT.
12746 (*vec_concatv2di_rex): New insn pattern.
12748 2007-07-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12751 * config/mips/iris6.h (LIBGCC_SPEC): Add libm.
12753 2007-07-10 Ian Lance Taylor <iant@google.com>
12755 Replace no_new_pseudos in backends.
12756 * rtl.h (can_create_pseudo_p): Define.
12757 * config/darwin.c (machopic_indirect_data_reference): Use
12758 can_create_pseudo_p () instead of no_new_pseudos.
12759 (machopic_indirect_data_reference): Likewise.
12760 (machopic_legitimize_pic_address): Likewise.
12761 * config/alpha/alpha.c (alpha_legitimize_address): Likewise.
12762 (alpha_emit_set_const_1): Likewise.
12763 (alpha_emit_set_const): Likewise.
12764 (alpha_emit_conditional_move): Likewise.
12765 (alpha_split_conditional_move): Likewise.
12766 * config/alpha/alpha.md (various splitters): Likewise.
12768 * config/arm/arm.c (legitimize_pic_address): Likewise.
12769 (arm_load_pic_register): Likewise.
12770 * config/arm/arm.md (addsi3, subsi3, andsi3, iorsi3): Likewise.
12771 (movdi, movsi, movhi, movqi, movsf, movdf): Likewise.
12772 * config/bfin/bfin.c (legitimize_pic_address): Likewise.
12773 * config/cris/cris.c (cris_expand_pic_call_address): Likewise.
12774 * config/cris/cris.md (movsi): Likewise.
12775 * config/frv/frv.md (symGOT2reg_hilo): Likewise.
12776 (symGOTOFF2reg_hilo): Likewise.
12777 (symGPREL2reg, symGPREL2reg_hilo): Likewise.
12778 * config/h8300/h8300.md (insv, extzv): Likewise.
12779 * config/i386/i386.c (ix86_expand_move): Likewise.
12780 (ix86_expand_vector_move): Likewise.
12781 (ix86_prepare_fp_compare_args): Likewise.
12782 (ix86_expand_carry_flag_compare): Likewise.
12783 * config/i386/i386.md (tls_dynamic_gnu2_32): Likewise.
12784 (tls_dynamic_gnu2_combine_32): Likewise.
12785 (tls_dynamic_gnu2_64, tls_dynamic_gnu2_combine_64): Likewise.
12786 * config/ia64/ia64.c (ia64_expand_move): Likewise.
12787 (ia64_expand_movxf_movrf): Likewise.
12788 * config/m32c/m32c.c (m32c_prepare_move): Likewise.
12789 (m32c_split_move): Likewise.
12790 (m32c_expand_insv): Likewise.
12791 * config/m68k/m68k.md (movsi): Likewise.
12792 * config/mips/mips.c (mips_force_temporary): Likewise.
12793 (mips_split_symbol): Likewise.
12794 (mips_move_integer): Likewise.
12795 (mips_legitimize_const_move): Likewise.
12796 * config/mn10300/mn10300.md (movsi): Likewise.
12797 * config/pa/pa.c (emit_move_sequence): Likewise.
12798 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
12799 (rs6000_got_register): Likewise.
12800 (create_TOC_reference): Likewise.
12801 (rs6000_machopic_legitimize_pic_address): Likewise.
12802 * config/rs6000/rs6000.md (add<mode>3): Likewise.
12803 (various splitters): Likewise.
12804 (iorsi3, xorsi3, iordi3, xordi3): Likewise.
12805 (movsi_got): Likewise.
12806 * config/s390/s390.c (emit_symbolic_move): Likewise.
12807 * config/s390/s390.md (movhi, movqi): Likewise.
12808 (load_multiple, store_multiple): Likewise.
12809 * config/score/score.c (score_force_temporary): Likewise.
12810 * config/sh/sh.c (prepare_move_operands): Likewise.
12811 (prepare_cbranch_operands): Likewise.
12812 (emit_fpu_switch): Likewise.
12813 (fpscr_set_from_mem): Likewise.
12814 * config/sh/sh.md (movdicc, movsicc, movsicc_umin): Likewise.
12815 (adddi3, subsi3): Likewise.
12816 (various splitters): Likewise.
12817 (divsi_inv_fp_combine): Likewise.
12818 (symGOT_load, symGOTOFF2reg, symDTPOFF2reg): Likewise.
12819 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu): Likewise.
12821 * config/sh/predicates.md (xor_operand): Likewise.
12822 * config/sparc/sparc.c (legitimize_tls_address): Likewise.
12823 * config/sparc/sparc.md (movsi_pic_label_ref): Likewise.
12824 (movdi_pic_label_ref): Likewise.
12825 * config/spu/spu.c (spu_split_immediate): Likewise.
12826 * config/alpha/alpha.md (various splitters): Remove test
12827 !no_new_pseudos || reload_completed.
12828 * config/ia64/ia64.c (ia64_output_mi_thunk): Don't set
12830 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
12831 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
12832 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
12833 * config/score/score.c (th_output_mi_thunk): Likewise.
12834 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
12835 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
12837 2007-07-10 Kaz Kojima <kkojima@gcc.gnu.org>
12839 PR rtl-optimization/32664
12840 * mode-switching.c (create_pre_exit): Skip barrier insns.
12842 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
12844 * tree-scalar-evolution.c (scev_const_prop): Add arguments to
12845 force_gimple_operand_bsi.
12846 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr,
12847 rewrite_use_compare): Ditto.
12848 * tree-ssa-address.c (gimplify_mem_ref_parts, create_mem_ref):
12850 * tree-ssa-ifcombine.c (ifcombine_ifandif): Ditto.
12851 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto.
12852 * lambda-code.c (replace_uses_equiv_to_x_with_y): Ditto.
12853 * tree-profile.c (prepare_instrumented_value,
12854 tree_gen_interval_profiler, tree_gen_pow2_profiler,
12855 tree_gen_one_value_profiler, tree_gen_ic_profiler,
12856 tree_gen_ic_func_profiler, tree_gen_average_profiler,
12857 tree_gen_ior_profiler): Ditto.
12858 * tree-ssa-reassoc.c (negate_value): Ditto.
12859 * matrix-reorg.c (transform_access_sites, transform_allocation_sites):
12860 Use force_gimple_operand_bsi.
12861 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
12862 * tree-if-conv.c (add_to_dst_predicate_list,
12863 find_phi_replacement_condition): Ditto.
12864 * gimplify.c (force_gimple_operand_bsi): Add before and m arguments.
12865 Call mark_symbols_for_renaming for new statements.
12866 * tree-flow.h (force_gimple_operand_bsi): Declaration changed.
12868 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
12870 * cfghooks.c (remove_edge): New function.
12871 (redirect_edge_and_branch, remove_branch, merge_blocks): Updated
12873 * cfghooks.h (remove_edge): Declare.
12874 * cfg.c (remove_edge): Renamed to remove_edge_raw.
12875 * basic-block.h (remove_edge): Declaration changed to remove_edge_raw.
12877 2007-07-09 Wolfgang Gellerich <gellerich@de.ibm.com>
12879 * optabs.h: Added declaration for signbit_optab.
12880 * optabs.c: (init_optabs): Added initialization for signbit_optab.
12881 * genoptinit.c (optabs): Added entry for signbit insns.
12882 * builtins.c (expand_builtin_signbit): Added code to use a signbit
12883 insn, if available.
12884 * config/s390/s390.h (S390_TDC_SIGNBIT_SET): New constant.
12885 * config/s390/s390.md (signbit<mode>2): New expander.
12887 2007-07-09 Richard Guenther <rguenther@suse.de>
12889 PR middle-end/32698
12890 * fold-const.c (fold_plusminus_mult_expr): Move constant
12891 arguments second to allow decomposing.
12893 2007-07-09 Alexandre Oliva <aoliva@oliva.athome.lsd.ic.unicamp.br>
12896 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
12898 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
12899 Disregard DECL_FROM_INLINE.
12901 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
12904 * doc/invoke.texi: Add ftree-reassoc flag.
12905 * common.opt (ftree-reassoc): New flag.
12906 * tree-ssa-reassoc.c (gate_tree_ssa_reassoc): New static function.
12907 (struct tree_opt_pass pass_reassoc): Use gate_tree_ssa_reassoc.
12909 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
12911 PR tree-optimization/32681
12912 * tree-if-conv.c (find_phi_replacement_condition): Use the condition
12913 saved in second_edge->aux when first_bb is a loop header.
12915 2007-07-09 Jan HUbicka <jh@suse.cz>
12917 * cse.c (cse_insn): Avoid invalid sharing on trial replacement.
12919 2007-07-09 Richard Guenther <rguenther@suse.de>
12921 * c-decl.c (start_function): Do not promote return type.
12923 2007-07-08 Daniel Franke <franke.daniel@gmail.com>
12925 * function.c (do_warn_unused_parameter): Do not warn if
12926 TREE_NO_WARNING is set.
12928 2007-07-08 Andreas Schwab <schwab@suse.de>
12930 * doc/invoke.texi (DEC Alpha/VMS Options): Fix typo.
12932 2007-07-08 Sandra Loosemore <sandra@codesourcery.com>
12935 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
12937 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
12938 apply to assembly language, too.
12939 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
12941 2007-07-07 Daniel Berlin <dberlin@dberlin.org>
12943 Revert (note the sccvn portions are *not* reverted)
12944 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
12946 Fix PR tree-optimization/23488
12948 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
12950 * tree-flow-inline.h (get_value_handle): Ditto.
12951 * tree-ssa-pre.c (decl_vh_map): New.
12952 (decl_node_pool): New.
12953 (can_value_number_operation): Support DECL_P.
12954 (can_PRE_operation): Ditto.
12955 (create_expression_by_pieces): Ditto.
12956 (find_existing_value_expr): Modify to differnetiate between
12957 addressing and top level.
12958 (create_value_handle_for_expr): Handle DECL's.
12959 (poolify_tree): Ditto.
12960 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
12961 (make_values_for_stmt): Handle DECL's properly.
12962 (init_pre): Reorg to not init useless things during FRE.
12964 * tree-flow.h: Include pointer-set.h.
12965 (decl_vh_map): Declare.
12966 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
12968 2007-07-07 Eric Weddington <eweddington@cso.atmel.com>
12970 * config/avr/constraints.md (define_memory_constraint "Q"): Fix
12971 the constraint description.
12972 * doc/md.texi: Update documentation of AVR constraints.
12974 2007-07-07 Kazu Hirata <kazu@codesourcery.com>
12976 * auto-inc-dec.c, config/arm/arm.c,
12977 config/m32r/constraints.md, config/mips/mips.md,
12978 config/rs6000/rs6000.c, cselib.c, dce.c, df-core.c,
12979 df-problems.c, df-scan.c, df.h, dse.c, gimplify.c,
12980 tree-if-conv.c, tree-ssa-sccvn.c, tree-ssa.c: Fix comment
12981 typos. Follow spelling conventions.
12982 * doc/invoke.texi, doc/rtl.texi: Fix typos.
12984 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
12985 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
12987 * tree-ssa-operands.c (realloc_vop, realloc_vdef,
12988 realloc_vuse): Remove.
12989 * tree-ssa-operands.h: Remove the prototype for realloc_vdef
12992 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
12994 Fix PR tree-optimization/23488
12996 * tree-ssa-sccvn.c (expr_has_constants): Handle tcc_declaration.
12997 (try_to_simplify): Ditto.
12998 (visit_use): Ditto.
12999 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
13001 * tree-flow-inline.h (get_value_handle): Ditto.
13002 * tree-ssa-pre.c (decl_vh_map): New.
13003 (decl_node_pool): New.
13004 (can_value_number_operation): Support DECL_P.
13005 (can_PRE_operation): Ditto.
13006 (create_expression_by_pieces): Ditto.
13007 (find_existing_value_expr): Modify to differnetiate between
13008 addressing and top level.
13009 (create_value_handle_for_expr): Handle DECL's.
13010 (poolify_tree): Ditto.
13011 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
13012 (make_values_for_stmt): Handle DECL's properly.
13013 (init_pre): Reorg to not init useless things during FRE.
13015 * tree-flow.h: Include pointer-set.h.
13016 (decl_vh_map): Declare.
13017 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
13019 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
13021 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
13022 apply to assembly language, too.
13023 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
13025 2007-07-06 Ian Lance Taylor <iant@google.com>
13026 Zack Weinberg <zackw@panix.com>
13028 PR middle-end/32441
13029 * builtins.c (std_expand_builtin_va_start): Don't use make_tree.
13031 2007-07-06 Richard Sandiford <richard@codesourcery.com>
13033 * config/sh/sh.md (*prefetch_i4): Disable for TARGET_VXWORKS_RTP.
13034 (prefetch): Likewise if "pref" would be used.
13036 2007-07-06 Josh Conner <jconner@apple.com>
13038 PR middle-end/32602
13039 PR middle-end/32603
13040 * calls.c (store_one_arg): Handle arguments which are partially
13041 on the stack when detecting argument overlap.
13043 2007-07-06 Bernd Schmidt <bernd.schmidt@analog.com>
13045 * reload1.c (choose_reload_regs): Set reload_spill_index for regs
13046 chosen during find_reloads.
13048 2007-07-06 Richard Guenther <rguenther@suse.de>
13050 * gimplify.c (gimplify_call_expr): Prefer DECL_ARGUMENTS over
13051 TYPE_ARG_TYPES for verification of argument types. Use
13052 DECL_ARG_TYPE instead of the PARM_DECL type. Take excess
13053 parameters as variable arguments.
13055 2007-07-06 Andreas Krebbel <krebbel1@de.ibm.com>
13057 * libgcc2.h (word_type): Type definition removed.
13058 (cmp_return_type, shift_count_type): Type definitions added.
13059 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
13060 replaced with shift_count_type.
13061 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
13063 * libgcc2.c (__udivmoddi4, __moddi3): Type of local variable c
13064 changed from word_type to Wtype.
13065 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
13066 replaced with shift_count_type.
13067 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
13069 * c-common.c (handle_mode_attribute): Handling for libgcc_cmp_return
13070 and libgcc_shift_count attribute added.
13071 * target-def.h (TARGET_LIBGCC_CMP_RETURN_MODE,
13072 TARGET_LIBGCC_SHIFT_COUNT_MODE): New target hooks defined.
13073 (TARGET_INITIALIZER): New target hooks added.
13074 * targhooks.c (default_libgcc_cmp_return_mode,
13075 default_libgcc_shift_count_mode): Default implementations for the new
13076 target hooks added.
13077 * targhooks.h (default_libgcc_cmp_return_mode,
13078 default_libgcc_shift_count_mode): Function prototypes added.
13079 * target.h (struct gcc_target): Fields for the new target hooks added.
13080 * optabs.c (expand_binop): Use shift_count_mode when expanding shift
13082 (prepare_cmp_insn): Use cmp_return_mode when expanding comparison as
13085 * doc/tm.texi (TARGET_LIBGCC_CMP_RETURN_MODE,
13086 TARGET_LIBGCC_SHIFT_COUNT_MODE): Documentation added.
13088 * config/s390/s390.c (s390_libgcc_cmp_return_mode,
13089 s390_libgcc_shift_count_mode): Functions added.
13090 (TARGET_LIBGCC_CMP_RETURN_MODE, TARGET_LIBGCC_SHIFT_COUNT_MODE):
13091 Target hooks defined.
13093 2007-07-06 Richard Sandiford <richard@codesourcery.com>
13095 * config/mips/mips.c (compute_frame_size): Restore the original
13096 gp_sp_offset for !GENERATE_MIPS16E_SAVE_RESTORE and remove the
13097 fp_size term from the GENERATE_MIPS16E_SAVE_RESTORE calculation.
13098 Document why the difference is needed.
13100 2007-07-06 Richard Guenther <rguenther@suse.de>
13102 * c-common.c (boolean_increment): Use correctly typed
13105 2007-07-06 Richard Sandiford <richard@codesourcery.com>
13107 * config/mips/mips.c (mips16e_save_restore_pattern_p): Check that
13108 the topmost argument register is not also included in the save mask.
13109 (mips16e_collect_argument_save_p): Take a pointer to the argument
13110 register, rather than a pointer to the number of arguments.
13111 (mips16e_collect_argument_saves): Only include argument saves
13112 that aren't in the register mask.
13114 2007-07-06 Uros Bizjak <ubizjak@gmail.com>
13116 PR rtl-optimization/32450
13117 * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
13118 to ensure that instructions are not moved into the prologue when
13119 profiling is on. Remove unused prologue_end variable.
13120 (expand_function_end): Emit blockage insn instead of ASM_INPUT rtx
13121 as a scheduling barrier.
13123 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
13126 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
13127 Disregard DECL_FROM_INLINE.
13129 2007-07-05 Adam Nemet <anemet@caviumnetworks.com>
13131 * rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or
13132 IORing with a constant.
13134 2007-07-05 Seongbae Park <seongbae.park@gmail.com>
13136 PR rtl-optimization/32475
13137 * df-scan.c (df_def_record_1): Add a use of the stack pointer
13138 for every definition of the stack pointer.
13140 2007-07-05 Richard Earnshaw <rearnsha@arm.com>
13142 * arm.c (vfp3_const_double_index): Copy signed results of
13143 REAL_VALUE_TO_INT into unsigned vars.
13145 2007-07-05 Richard Guenther <rguenther@suse.de>
13147 PR middle-end/32639
13148 * alias.c (get_alias_set): Tread METHOD_TYPE the same as
13150 * tree-ssa.c (useless_type_conversion_p): Check canonical
13153 2007-07-05 Anatoly Sokolov <aesok@post.ru>
13155 * config/avr/avr.md (zero_extendqihi2, zero_extendqisi2,
13156 zero_extendhisi2): Change to define_insn_and_split.
13157 (zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New.
13159 2007-07-05 Paolo Bonzini <bonzini@gnu.org>
13161 * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
13162 pass_match_asm_constraints): New.
13163 * passes.c (init_optimization_passes): Add new pass.
13164 * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
13165 * function.h (struct function): Add has_asm_statement bit.
13166 (current_function_has_asm_statement): New.
13167 * tree-pass.h (pass_match_asm_constraints): New.
13169 2007-07-05 Richard Sandiford <rsandifo@nildram.co.uk>
13171 * config/mips/mips.c (mips_file_start): Avoid declaration
13174 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
13176 * optabs.c (expand_binop_directly): Fix signed/unsigned comparison.
13178 2007-07-05 Uros Bizjak <ubizjak@gmail.com>
13180 * rtl.def (NOTE): Change print format string to print
13181 operand 5 as a note insn name.
13183 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
13184 David Ung <davidu@mips.com>
13186 * config/mips/mips.c (mips_cpu_info): Add 4ksc and 4ksd processors.
13187 * doc/invoke.texi: (MIPS Options): Document them.
13189 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
13190 David Ung <davidu@mips.com>
13192 Add support for SmartMIPS ASE.
13194 * optabs.c (expand_binop_directly): New, broken out from...
13195 (expand_binop): Here. Make it try rotating in the other
13196 direction even when the second operand isn't constant.
13197 * config/mips/mips.md (*lwxs): New.
13198 * config/mips/mips.opt (msmartmips): New.
13199 * config/mips/mips.c (mips_lwxs_address_p): New.
13200 (mips_rtx_costs): Make it recognize scaled indexed addressing.
13201 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
13202 __mips_smartmips when compiling for TARGET_SMARTMIPS.
13203 (ISA_HAS_ROR): Define for TARGET_SMARTMIPS.
13204 (ISA_HAS_LWXS): New.
13205 (ASM_SPEC): Add -msmartmips/-mno-smartmips.
13206 * doc/invoke.texi (MIPS Options): Document -msmartmips/-mno-smartmips.
13207 * testsuite/gcc.target/mips/smartmips-lwxs.c: New test case.
13208 * testsuite/gcc.target/mips/smartmips-ror-1.c: New test case.
13209 * testsuite/gcc.target/mips/smartmips-ror-2.c: New test case.
13210 * testsuite/gcc.target/mips/smartmips-ror-3.c: New test case.
13211 * testsuite/gcc.target/mips/smartmips-ror-4.c: New test case.
13213 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
13215 * tree-vectorizer.c (new_loop_vec_info): Initialize
13216 LOOP_VINFO_COST_MODEL_MIN_ITERS.
13217 * tree-vectorizer.h (_loop_vec_info): Added new filed
13218 min_profitable_iters.
13219 (LOOP_VINFO_COST_MODEL_MIN_ITERS): New access macro to above new field.
13220 (TARG_SCALAR_TO_VEC_COST): Define cost of scalar to vector operation.
13221 * tree-vect-analyze.c (vect_analyze_operations): Set
13222 LOOP_VINFO_COST_MODEL_MIN_ITERS.
13223 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Use
13224 VEC_length to determine if there are any LOOP_VINFO_MAY_MISALIGN_STMTS.
13225 Fix calculation of peel_iters_prologue. Move consideration of epilogue
13226 and prologue cost to after they are computed.
13227 (vect_model_induction_cost): Use TARG_SCALAR_TO_VEC_COST instead of
13228 TARG_VEC_STMT_COST.
13229 (vect_model_simple_cost): Takes additional argument dt. Consider cost
13230 of creating vectors from scalars according to dt.
13231 (vect_model_store_cost): Likewise.
13232 (vectorizable_call): Use dt array instead of scalar dt. Call
13233 vect_model_simple_cost with additional argument dt.
13234 (vectorizable_assignment): Likewise.
13235 (vectorizable_operation): Likewise.
13236 (vectorizable_type_demotion): Likewise.
13237 (vectorizable_type_promotion): Likewise.
13238 (vectorizable_store): Use dt array instead of scalar dt. Call
13239 vect_model_store_cost with additional argument dt.
13240 (vect_do_peeling_for_loop_bound): Don't call
13241 vect_estimate_min_profitable_iters. Instead, lookup
13242 LOOP_VINFO_COST_MODEL_MIN_ITERS. Don't always print
13243 "may not be profitable".
13245 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
13248 * config/rs6000/altivec.md (UNSPEC_VUPKHS_V4SF, UNSPEC_VUPKLS_V4SF):
13249 (UNSPEC_VUPKHU_V4SF, UNSPEC_VUPKLU_V4SF): New.
13250 (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi): New patterns.
13251 (vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): New patterns.
13253 2007-07-05 Zdenek Dvorak <dvorakz@suse.cz>
13255 * config/i386/i386.c (ix86_address_cost): Do not consider more complex
13256 addressing modes cheaper.
13258 2007-07-05 Alexandre Oliva <aoliva@redhat.com>
13260 * dwarf2out.c (dw_ranges_by_label_ref): New typedef.
13261 (dw_ranges_struct): Rename block_num to num. Adjust.
13262 (dw_ranges_by_label_struct): New.
13263 (ranges_by_label, ranges_by_label_allocated,
13264 ranges_by_label_in_use): New variables.
13265 (add_ranges_num): Factored most of the code out of...
13266 (add_ranges): ... this one. Rewrite in terms of the former.
13267 (add_ranges_by_labels): New.
13268 (output_ranges): Output by-label ranges.
13269 (dwarf2out_finish): Output range for multiple-section
13270 compile_unit. Output standard DW_AT_low_pc in addition to
13271 unexpected DW_AT_entry_pc.
13273 2007-07-04 Daniel Berlin <dberlin@dberlin.org>
13275 PR tree-optimization/32604
13276 PR tree-optimization/32606
13278 * tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
13279 (compute_antic_safe): Removed.
13280 (ANTIC_SAFE_LOADS): Ditto.
13281 (compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
13282 (execute_pre): Don't call compute_antic_safe.
13283 (vuse_equiv): New function.
13284 (make_values_for_stmt): Use it
13285 * tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
13288 2007-07-04 Anatoly Sokolov <aesok@post.ru>
13291 * config/avr/avr.c (avr_naked_function_p): Handle receiving a type
13292 rather than a decl.
13293 (avr_attribute_table): Make "naked" attribute apply to function types
13294 rather than to decls.
13295 (avr_handle_fntype_attribute): New function.
13297 2007-07-04 Joseph Myers <joseph@codesourcery.com>
13299 * target-def.h (TARGET_INITIALIZER): Remove trailing whitespace
13302 2007-07-04 David Ung <davidu@mips.com>
13303 Joseph Myers <joseph@codesourcery.com>
13305 * config/mips/mips.md (type): Add logical, signext and move.
13306 (one_cmpl<mode>2, *and<mode>3, *and<mode>3_mips16, *ior<mode>3,
13307 *ior<mode>3_mips16, two unnamed insns after *ior<mode>3_mips16,
13308 *nor<mode>3, "Combiner patterns to optimize truncate/zero_extend
13309 combinations", *zero_extend<SHORT:mode><GPR:mode>2,
13310 *zero_extendqihi2, *extend<SHORT:mode><GPR:mode>2_mips16e,
13311 *extend<SHORT:mode><GPR:mode>2_se<SHORT:size>, *movdi_64bit,
13312 *movdi_64bit_mips16, *movsi_internal, *movsi_mips16, movcc,
13313 *movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16,
13314 *movsf_hardfloat, *movsf_softfloat, *movsf_mips16,
13315 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit,
13316 movv2sf_hardfloat_64bit): Use the new types.
13317 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16,
13318 *movdf_softfloat, *movdf_mips16): Use "multi".
13319 (extendqihi2): Replace with a define_expand.
13320 (*extendqihi2_mips16e, *extendqihi2, *extendqihi2_seb): New.
13321 Based on extend<SHORT:mode><GPR:mode>2 patterns.
13322 * config/mips/74k.md (r74k_int_logical): New reservation and
13324 (r74k_int_arith): Remove "slt".
13325 * config/mips/24k.md, config/mips/4130.md, config/mips/4k.md,
13326 config/mips/5400.md, config/mips/5500.md, config/mips/5k.md,
13327 config/mips/7000.md, config/mips/9000.md, config/mips/generic.md,
13328 config/mips/sb1.md, config/mips/sr71k.md: Add new types to
13329 reservations for "arith".
13331 2007-07-04 Richard Guenther <rguenther@suse.de>
13333 * tree-ssa.c (useless_type_conversion_p): Add handling for
13334 scalar float and vector types. Only call the types_compatible_p
13335 langhook for aggregate types as last resort. Follow the
13338 2007-07-04 Richard Guenther <rguenther@suse.de>
13340 * tree-inline.c (estimate_num_insns_1): Treat CONVERT_EXPR
13341 the same as NOP_EXPR.
13343 2007-07-04 Nick Clifton <nickc@redhat.com>
13345 * target.h (struct gcc_target): Add target_help field.
13346 * target-def.h (TARGET_HELP): New.
13347 (TARGET_INITIALIZER): Use TARGET_HELP.
13348 * opts.c (command_handle_option): Invoke target_help function, if
13349 defined, when the user has specified --target-help on the command
13351 * doc/invoke.texi: Mention that --target-help might print
13352 additional information.
13353 * doc/tm.texi: Document TARGET_HELP hook.
13355 * arm.c (TARGET_HELP): Override default definition.
13356 (arm_target_help): New - display a wrapped list of cores and
13357 architectures supported.
13359 2007-07-04 Rask Ingemann Lambertsen <rask@sygehus.dk>
13361 * config/v850/v850.c (expand_prologue): Make sure
13362 GEN_INT() argument is sign extended rather than zero extended.
13363 (expand_epilogue): Likewise.
13364 (output_move_double): Delete.
13365 * config/v850/v850-protos.h (output_move_double): Delete.
13366 * config/v850/v850.md (movdi): Delete.
13367 (*movdi_internal): Delete.
13369 (*movdf_internal): Delete.
13371 2007-07-04 Richard Sandiford <richard@codesourcery.com>
13373 * config/sh/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Reject -mrelax
13374 unless compiling RTP PIC.
13376 2007-07-04 Richard Guenther <rguenther@suse.de>
13378 PR tree-optimization/32482
13379 * tree-ssa-ifcombine.c (recognize_single_bit_test): Use the
13380 original ssa name if we didn't find a shift expression.
13381 Fix shift constant for bit zero test.
13383 2007-07-04 Richard Sandiford <richard@codesourcery.com>
13385 * config/sh/lib1funcs.asm (ic_invalidate): Align constant pool.
13387 2007-07-04 Richard Sandiford <richard@codesourcery.com>
13389 * config.gcc (arm-wrs-vxworks): Don't include svr4.h.
13390 * config/vxworks.h (PTRDIFF_TYPE, SIZE_TYPE, TARGET_POSIX_IO): Define.
13391 * config/arm/vxworks.h (ASM_SPEC): Delete.
13392 (SUBTARGET_EXTRA_ASM_SPEC): Define.
13394 2007-07-04 Sebastian Pop <sebpop@gmail.com>
13396 * tree-data-ref.h (data_dependence_relation): New flag reversed_p.
13397 (DDR_REVERSED_P): New.
13398 * tree-data-ref.c (initialize_data_dependence_relation,
13399 build_classic_dist_vector): Set DDR_REVERSED_P.
13401 2007-07-04 Sebastian Pop <sebpop@gmail.com>
13403 PR middle-end/32457
13404 * tree-data-ref.c (analyze_siv_subscript_cst_affine,
13405 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
13406 init_omega_for_ddr_1): Use non conservative number of iterations
13408 (analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
13409 (analyze_siv_subscript): Remove FIXME and reinitialization of
13410 last_conflicts to chrec_dont_know.
13411 * testsuite/gfortran.dg/vect/pr32457.f90: New.
13413 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
13415 * tree.c (maybe_canonicalize_argtypes): Improve description.
13417 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
13419 * tree.c (maybe_canonicalize_argtypes): New.
13420 (build_function_type): Set canonical type.
13421 (build_method_type_directly): Ditto.
13422 (reconstruct_complex_type): Rebuild the METHOD_TYPE node
13425 2007-07-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
13427 * tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
13429 (rewrite_use_nonlinear_expr): Likewise.
13431 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
13433 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
13435 2007-07-04 Ben Elliston <bje@au.ibm.com>
13437 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
13440 * c-objc-common.c (c_types_compatible_p): Fix indentation.
13442 * doc/tm.texi (Run-time Target): Capitalise "CPU".
13443 (Exception Handling): Likewise.
13445 2007-07-03 Jan Hubicka <jh@suse.cz>
13447 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
13449 2007-07-03 Eric Christopher <echristo@apple.com>
13451 * doc/cppopts.texi: Add conflicting option note to -dM.
13452 * doc/invoke.texi: Add note about possible conflicts with
13453 -E for -dCHARS and note that -dM will not produce
13454 any results if there is no machine dependent reorg.
13456 2007-07-03 Geoffrey Keating <geoffk@apple.com>
13458 * tree.h (DECL_ALIGN): Back out previous change.
13460 2007-07-03 Joseph Myers <joseph@codesourcery.com>
13462 * configure.ac: Test for .dtprelword support on MIPS.
13463 * configure, config.in: Regenerate.
13464 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
13465 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
13467 2007-07-03 Julian Brown <julian@codesourcery.com>
13469 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
13470 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
13471 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
13472 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
13474 (all_fpus): Add FPUTYPE_VFP3.
13475 (fp_model_for_fpu): Add VFPv3 field.
13476 (arm_rtx_costs_1): Give cost to VFPv3 constants.
13477 (vfp3_const_double_index): New function. Return integer index of
13478 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
13480 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
13481 and argument represents a valid RTX for a VFPv3 constant.
13482 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
13484 (vfp_emit_fstmd): Similar, for fstmd.
13485 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
13486 constants, represented as integer indices.
13487 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
13488 VFP_REGNO_OK_FOR_DOUBLE macros.
13489 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
13490 (arm_file_start): Set float-abi attribute for VFPv3, and output
13491 correct ".fpu" assembler directive.
13492 (arm_dbx_register_numbering): Add FIXME.
13493 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
13494 (fputype): Add FPUTYPE_VFP3.
13495 (FIXED_REGISTERS): Add 32 registers for D16-D31.
13496 (CALL_USED_REGISTERS): Likewise.
13497 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
13498 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
13499 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
13500 (D7_VFP_REGNUM): New.
13501 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
13502 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
13503 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
13504 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
13505 (REG_ALLOC_ORDER): Adjust for VFPv3.
13506 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
13507 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
13508 VFP_LO_REGS, VFP_HI_REGS.
13509 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
13510 (IS_VFP_CLASS): Define macro.
13511 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
13513 (REGISTER_MOVE_COST): Likewise.
13514 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
13515 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
13516 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
13517 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
13518 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
13519 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
13520 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
13521 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
13522 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
13523 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
13524 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
13525 where appropriate for single-word registers.
13526 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
13527 As above. Fix type attributes.
13528 * config/arm/constraints.md (register_contraint "t"): Define.
13529 (register_constraint "w"): Change to D0-D15, or D0-D31 for
13531 (register_constraint "x"): Define.
13532 (constraint "Dv"): Define.
13534 2007-07-03 Geoffrey Keating <geoffk@apple.com>
13536 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
13538 2007-07-03 Tom Tromey <tromey@redhat.com>
13540 * c-parser.c (objc_pq_context): Removed.
13541 (objc_need_raw_identifier): Likewise.
13542 (c_parser) <objc_pq_context>: New field.
13543 <objc_need_raw_identifier>: Likewise.
13544 (OBJC_NEED_RAW_IDENTIFIER): Removed.
13545 (c_lex_one_token): Update.
13546 (c_parser_objc_protocol_definition): Update.
13547 (c_parser_objc_method_definition): Update.
13548 (c_parser_objc_methodproto): Update.
13549 (c_parser_declspecs): Update.
13551 2007-07-03 David Ung <davidu@mips.com>
13553 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
13555 2007-07-03 David Ung <davidu@mips.com>
13556 Richard Sandiford <richard@codesourcery.com>
13558 * doc/invoke.texi: Document -march=74kf3_2.
13559 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
13560 (TUNE_74K): Check for it.
13561 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
13562 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
13563 * config/mips/mips.md (cpu): Add 74kf3_2.
13564 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
13565 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
13566 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
13567 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
13568 74kf3_2 to the CPU list.
13569 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
13570 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
13571 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
13572 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
13573 (r74kf3_2_fxfer_from_c1): New insn reservations.
13575 2007-07-03 Richard Sandiford <richard@codesourcery.com>
13576 David Ung <davidu@mips.com>
13578 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
13579 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
13580 and 74k[fx]. Document aliases for the new options.
13581 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
13582 (PROCESSOR_24KF2_1): ...this.
13583 (PROCESSOR_24KX): Rename to...
13584 (PROCESSOR_24KF1_1): ...this.
13585 (PROCESSOR_74KF): Rename to...
13586 (PROCESSOR_74KF2_1): ...this.
13587 (PROCESSOR_74KX): Rename to...
13588 (PROCESSOR_74KF1_1): ...this.
13589 (TUNE_74K): Update PROCESSOR_* names.
13590 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
13591 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
13592 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
13593 (mips_rtx_cost_data): Update processor names in comments.
13594 (mips_issue_rate): Update PROCESSOR_* names.
13595 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
13596 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
13597 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
13598 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
13599 Update cpu attribute names.
13600 (r24k_fpu_iss): Rename this reservation to...
13601 (r24kf2_1_fpu_iss): ...this and update all uses.
13602 (r24kx_fpu_iss): Rename this reservation to...
13603 (r24kf1_1_fpu_iss): ...this and update all uses.
13604 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
13605 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
13606 Update cpu attribute names.
13608 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
13610 * config/m32r/constraints.md: New file.
13611 * config/m32r/m32r.c: Include tm-constrs.h.
13612 (small_data_operand): Use satisfies_constraint_* instead of macro.
13613 (addr24_operand, gen_compare): Likewise.
13614 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
13615 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
13616 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
13617 EXTRA_CONSTRAINT): Likewise.
13618 * config/m32r/m32r.md: Include constraints.md.
13619 (*movsi_insn): Use satisfies_constraint_* instead of macro.
13620 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
13621 * config/m32r/predicates.md (conditional_move_operand): Likewise.
13622 (two_insn_const_operand, int8_operand, uint16_operand,
13623 reg_or_int16_operand, reg_or_uint16_operand,
13624 reg_or_cmp_int16_operand, cmp_int16_operand,
13625 seth_add3_operand): Likewise.
13627 2007-07-03 Eric Christopher <echristo@gmail.com>
13629 * libgcc2.h: Conditionally declare __bswapsi2 and
13632 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
13634 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
13637 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
13640 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
13641 (__gthrw_pragma): Provide default definition.
13642 (__gthrw2): Use it.
13643 * gthr-posix.c (__gthrw_pragma): Define.
13645 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
13647 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
13648 before declaring inequality.
13650 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
13652 * combine.c (recog_for_combine): Log the success or failure of
13653 matching new insn patterns against the machine description in
13656 2007-07-03 Revital Eres <eres@il.ibm.com>
13658 * ddg.c (print_sccs): New function.
13659 (check_sccs): New function.
13660 (create_ddg_all_sccs): Use it.
13661 * ddg.h (print_sccs): Declare.
13662 * modulo-sched.c (sms_order_nodes): Call print_sccs.
13664 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
13666 * targhooks.h (default_mode_for_suffix): New function declaration.
13667 * targhooks.c (default_mode_for_suffix): New default target hook.
13668 * target.h (struct c): New structure in the targetm struct.
13669 (mode_for_suffix): New target hook as part of struct c.
13670 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
13671 default_mode_for_suffix.
13672 (TARGET_C): New define.
13673 * c-lex.c: Include "target.h".
13674 (interpret_float): Use targetm.c.mode_for_suffix to determine
13675 the mode for a given non-standard suffix.
13676 Makefile.in (c-lex.o): Depend on $(TARGET_H).
13678 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
13679 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
13681 * doc/extend.texi (Floating Types): New node. Document __float80 and
13682 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
13684 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
13687 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
13688 predicate instead of target_operand.
13689 (divsi3_i1_media, divsi3_media_2): Likewise.
13691 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
13693 * tree.h (alias_sets_might_conflict_p): Rename into
13694 alias_sets_must_conflict_p.
13695 * alias.c (alias_sets_might_conflict_p): Likewise.
13696 (alias_sets_conflict_p): Use it.
13697 (objects_must_conflict_p): Likewise.
13698 * c-common.c (strict_aliasing_warning): Adjust.
13700 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
13702 * rtlhooks.c (gen_lowpart_if_possible): Check for
13703 invalid subreg before calling gen_lowpart_SUBREG.
13705 2007-07-02 Geoffrey Keating <geoffk@apple.com>
13707 * config/darwin9.h: Add copyright notice.
13708 (LINK_COMMAND_SPEC): Add comment.
13709 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
13710 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
13711 DARWIN_LIBSYSTEM_HAS_UNWIND.
13713 2007-07-02 Jakub Jelinek <jakub@redhat.com>
13716 * omp-low.c (check_combined_parallel): New function.
13717 (lower_omp_parallel): Call it via walk_stmts, set
13718 OMP_PARALLEL_COMBINED if appropriate.
13719 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
13720 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
13721 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
13722 don't consider it as combined parallel.
13724 2007-07-02 Richard Sandiford <richard@codesourcery.com>
13726 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
13727 (gcc_tooldir): Likewise.
13728 * configure: Regenerate.
13729 * Makefile.in (libsubdir_to_prefix): New variable, based on the
13730 old configure.ac gcc_tooldir setting.
13731 (prefix_to_exec_prefix): New variable.
13732 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
13733 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
13735 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
13737 Fix PR tree-optimization/32583
13738 Fix PR tree-optimization/32584
13739 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
13740 (phi_translate_set): Use phi_translate directly now.
13741 (make_values_for_stmt): Don't value number RHS if we already know
13744 2007-07-02 Steve Ellcey <sje@cup.hp.com>
13745 Jim Wilson <wilson@specifix.com>
13748 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
13751 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
13752 Richard Sandiford <richard@codesourcery.com>
13753 Nigel Stephens <nigel@mips.com>
13755 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
13756 (mips16e_output_save_restore): Declare.
13757 (mips16e_save_restore_pattern_p): Likewise.
13758 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
13759 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
13760 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
13761 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
13762 (BITSET_P): New global macro, extracted from...
13763 (mips_for_each_saved_reg): ...here.
13764 (mips16e_save_restore_info): New struct.
13765 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
13766 (mips16e_save_restore_regs): New variable.
13767 (mips_split_plus, mips16e_find_first_register): New functions.
13768 (mips16e_mask_registers): New function.
13769 (compute_frame_size): Expand the commentary before the function.
13770 Enforce the MIPS16e save and restore register range restrictions.
13771 Pad the general register save area at the low end.
13772 (mips16e_save_restore_reg, mips16e_build_save_restore)
13773 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
13774 (mips16e_output_save_restore, mips16e_collect_propagate_value)
13775 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
13777 (mips_expand_prologue, mips_expand_epilogue): Handle
13778 GENERATE_MIPS16E_SAVE_RESTORE.
13779 * config/mips/mips.md (*mips16e_save_restore): New pattern.
13781 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
13783 PR tree-optimization/31966
13784 PR tree-optimization/32533
13785 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
13786 "basic_block" description as its third argument. Update function
13787 calls to get destination bb from "edge" argument. Save "cond" into
13788 aux field of the edge. Update prototype for changed arguments.
13789 (if_convertible_loop_p): Clear aux field of incoming edges if bb
13791 (find_phi_replacement_condition): Operate on incoming edges, not
13792 on predecessor blocks. If there is a condition saved in the
13793 incoming edge aux field, AND it with incoming bb predicate.
13794 Return source bb of the first edge.
13795 (clean_predicate_lists): Clean aux field of outgoing node edges.
13796 (tree_if_conversion): Do not initialize cond variable. Move
13797 variable declaration into the loop.
13798 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
13799 initializations of new_stmt, arg0 and arg1 variables.
13801 2007-07-02 Jakub Jelinek <jakub@redhat.com>
13803 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
13804 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
13806 2007-07-02 Richard Guenther <rguenther@suse.de>
13808 * tree-ssa.c (useless_type_conversion_p): Document
13809 future intent as defining the middle-end type system.
13810 Re-structure to call langhook last, group by type class,
13811 mark questionable parts.
13813 2007-07-02 Richard Guenther <rguenther@suse.de>
13815 * tree-flow.h (types_compatible_p): Declare.
13816 * tree-ssa.c (types_compatible_p): New function.
13817 * ipa-type-escape.c (discover_unique_type): Use
13818 types_compatible_p instead of lang_hooks.types_compatible_p.
13819 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
13820 * tree-vn.c (expressions_equal_p): Likewise.
13821 * tree.c (fields_compatible_p): Likewise.
13822 * tree-ssa-dom.c (avail_expr_eq): Likewise.
13823 (cprop_operand): Use useless_type_conversion_p instead of
13824 lang_hooks.types_compatible_p.
13825 * tree-inline.c (setup_one_parameter): Likewise.
13826 (declare_return_variable): Likewise.
13827 * tree-nrv.c (tree_nrv): Likewise.
13828 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
13829 (maybe_fold_offset_to_component_ref): Likewise.
13830 (maybe_fold_offset_to_reference): Likewise.
13831 * tree-ssa-copy.c (may_propagate_copy): Likewise.
13832 (merge_alias_info): Likewise.
13833 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
13834 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
13835 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
13836 * tree-tailcall.c (find_tail_calls): Likewise.
13837 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
13838 * gimplify.c (canonicalize_addr_expr): Likewise.
13839 (fold_indirect_ref_rhs): Likewise.
13840 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
13841 (cpt_same_type): Likewise.
13842 (check_pointer_types_r): Swap parameters to cpt_same_type
13844 * fold-const.c (fold_convert): Revert fix for PR15988.
13845 * tree-inline.c (setup_one_parameter): Instead fix it here by
13846 using fold_build1 instead of fold_convert and checking for
13847 error_mark_node. Convert only if the conversion is necessary.
13849 2007-07-02 Joseph Myers <joseph@codesourcery.com>
13851 * configure.ac: Check for .gnu_attribute on Power.
13852 * configure: Regenerate.
13853 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
13854 attribute for floating-point ABI.
13856 2007-07-02 Ira Rosen <irar@il.ibm.com>
13858 PR tree-optimization/32230
13859 PR tree-optimization/32477
13860 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
13861 address is a constant.
13863 2007-07-02 Richard Sandiford <richard@codesourcery.com>
13865 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
13866 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
13867 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
13868 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
13869 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
13870 64-bit targets. Add support for *-elfoabi*.
13871 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
13872 different settings if $(tm_defines) does not select the EABI.
13873 (MULTILIB_EXCLUSIONS): Define in those circumstances.
13874 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
13875 (MIPS_ARCH_OPTION_SPEC): Likewise.
13876 (MIPS_ISA_LEVEL_SPEC): Likewise.
13877 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
13878 * config/mips/elfoabi.h: New file.
13880 2007-07-02 Richard Guenther <rguenther@suse.de>
13882 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
13883 (useless_type_conversion_p): ... this.
13884 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
13885 (useless_type_conversion_p): ... this.
13886 * builtins.c (fold_builtin_memory_op): Rename
13887 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
13888 * tree-cfg.c (verify_expr): Likewise.
13889 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
13890 * tree-ssa-ccp.c (ccp_fold): Likewise.
13891 * tree-ssa-copy.c (may_propagate_copy): Likewise.
13892 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
13893 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
13894 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
13895 * tree-ssa-pre.c (eliminate): Likewise.
13896 * tree-ssa.c (delete_tree_ssa): Likewise.
13897 (tree_ssa_useless_type_conversion): Likewise.
13898 * tree.c (build2_stat): Likewise.
13900 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
13902 Fix PR tree-optimization/32571
13903 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
13906 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
13908 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
13909 and other expected operations explicitly, change default to
13912 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
13914 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
13916 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
13917 (tls_load_dot_plus_eight): Move the label number into the unspec.
13918 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
13920 2007-07-01 Andreas Schwab <schwab@suse.de>
13922 * dwarf2out.c (initial_return_save): Define only if used.
13924 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
13926 Unreverting Richard's Revert of:
13928 2007-06-27 Richard Sandiford <richard@codesourcery.com>
13930 * dce.c (deletable_insn_p_1): New function, split out from...
13931 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
13932 specially, not those inside PARALLELs. Remove BODY argument
13933 and adjust recursive call accordingly.
13934 (prescan_insns_for_dce): Update call to delete_insn_p.
13936 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
13937 Revital Eres <eres@il.ibm.com>
13939 * ddg.c (create_ddg_all_sccs): Fix missed
13940 initialization of scc_nodes.
13942 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
13944 PR middle-end/32559
13945 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
13946 X + ~X to 1 only for INTEGRAL_TYPE_P type.
13948 2007-06-30 Joseph Myers <joseph@codesourcery.com>
13950 * configure.ac: Check for .gnu_attribute on MIPS.
13951 * configure, config.in: Regenerate.
13952 * config/mips/mips.c (mips_file_start): If supported, output
13953 attribute for floating-point ABI.
13955 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
13958 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
13959 (ffs_cmove): New expander to expand using ctz pattern.
13960 (*ffs_cmove): Remove pattern.
13961 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
13962 (ffsdi2): Expand using ctz pattern.
13963 (*ffs_rex64): Remove pattern.
13965 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13967 PR rtl-optimization/32296
13968 * pa.md (return): Delete pattern.
13969 (return_internal): Remove "(const_int 1)" from pattern.
13970 (epilogue): Use return_internal pattern for trivial returns.
13971 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
13972 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
13974 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
13976 * tree-ssa-pre.c (is_exception_related): New function
13977 (can_value_number_operation): Use it.
13979 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
13981 Fix PR tree-optimization/32540
13982 Fix PR tree-optimization/31651
13984 * tree-ssa-sccvn.c: New file.
13986 * tree-ssa-sccvn.h: Ditto.
13988 * tree-vn.c: Include tree-ssa-sccvn.h
13989 (val_expr_paid_d): Removed.
13990 (value_table): Ditto.
13991 (vn_compute): Ditto.
13992 (val_expr_pair_hash): Ditto.
13993 (val_expr_pair_expr_eq): Ditto.
13994 (copy_vuses_from_stmt): Ditto.
13995 (vn_delete): Ditto.
13997 (shared_vuses_from_stmt): Ditto.
13998 (print_creation_to_file): Moved up.
13999 (sort_vuses): Ditto.
14000 (sort_vuses_heap): Ditto.
14001 (set_value_handle): Make non-static.
14002 (make_value_handle): Ditto.
14003 (vn_add): Rewritten to use sccvn lookups.
14004 (vn_add_with_vuses): Ditto.
14005 (vn_lookup): Ditto (and second argument removed).
14006 (vn_lookup_with_vuses): Ditto.
14007 (vn_lookup_or_add): Ditto (and second argument removed);
14008 (vn_lookup_or_add_with_vuses): Ditto.
14009 (vn_lookup_with_stmt): New.
14010 (vn_lookup_or_add_with_stmt): Ditto.
14011 (create_value_handle_for_expr): Ditto.
14013 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
14014 (seen_during_translate): New function.
14015 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
14016 (phi_trans_add): Ditto.
14017 (constant_expr_p): FIELD_DECL is always constant.
14018 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
14019 Use constant_expr_p.
14020 Avoid infinite recursion on mutually valued expressions.
14021 Change callers of vn_lookup_or_add.
14022 (phi_translate): New function.
14023 (compute_antic_safe): Allow phi nodes.
14024 (create_component_ref_by_pieces): Update for FIELD_DECL change.
14025 (find_or_generate_expression): Rewrite slightly.
14026 (create_expression_by_pieces): Updated for vn_lookup_or_add
14028 Update VN_INFO for new names.
14029 (insert_into_preds_of_block): Update for new names.
14030 (add_to_exp_gen): New function.
14031 (add_to_sets): Use vn_lookup_or_add_with_stmt.
14032 (find_existing_value_expr): Rewrite to changed vn_lookup.
14033 (create_value_expr_from): Ditto, and use add_to_exp_gen.
14034 (try_look_through_load): Removed.
14035 (try_combine_conversion): Ditto.
14036 (get_sccvn_value): New function.
14037 (make_values_for_phi): Ditto.
14038 (make_values_for_stmt): Ditto.
14039 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
14041 (init_pre): Update for SCCVN changes.
14043 (execute_pre): Ditto.
14045 * tree-flow.h (make_value_handle): Declare.
14046 (set_value_handle): Ditto.
14047 (sort_vuses_heap): Ditto.
14048 (vn_lookup_or_add_with_stmt): Ditto.
14049 (vn_lookup_with_stmt): Ditto.
14050 (vn_compute): Remove.
14052 (vn_delete): Ditto.
14053 (vn_lookup): Update arguments.
14055 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
14056 (tree-vn.o): Ditto.
14057 (tree-ssa-sccvn.o): New.
14058 (OBJS-common): Add tree-ssa-sccvn.o
14060 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14063 * c-typeck.c (build_external_ref): Don't mark as used if called
14065 * calls.c (rtx_for_function_call): Likewise.
14067 2007-06-30 Richard Sandiford <richard@codesourcery.com>
14071 2007-06-27 Richard Sandiford <richard@codesourcery.com>
14073 * dce.c (deletable_insn_p_1): New function, split out from...
14074 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
14075 specially, not those inside PARALLELs. Remove BODY argument
14076 and adjust recursive call accordingly.
14077 (prescan_insns_for_dce): Update call to delete_insn_p.
14079 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
14081 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
14082 (try_combine): Move potential calls to undo_all() so they happen
14083 before we commit to using the combined insns.
14085 2006-06-30 Jan Hubicka <jh@suse.cz>
14087 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
14090 2006-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
14092 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
14093 (cgraph_remove_unreachable_nodes): Likewise.
14094 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
14095 * ipa-inline.c (update_caller_keys): Cast according to the coding
14097 (cgraph_decide_recursive_inlining): Likewise.
14098 (cgraph_decide_inlining_of_small_function): Likewise.
14099 (try_inline): Likewise.
14100 (cgraph_decide_inlining_incrementally): Likewise.
14101 * ipa-pure-const.c (get_function_state): Likewise.
14102 (scan_function): Likewise.
14103 (analyze_function): Likewise.
14104 (static_execute): Likewise.
14105 * ipa-reference.c (scan_for_static_refs): Likewise.
14106 (merge_callee_local_info): Likewise.
14107 (analyze_function): Use type safe memory macros.
14108 (static_execute): Likewise. Cast according to the coding conventions.
14109 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
14111 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
14113 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
14114 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
14117 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
14119 PR middle-end/30024
14120 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
14121 for complex modes (both int and real).
14123 2007-06-29 Jan Hubicka <jh@suse.cz>
14125 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
14127 2007-06-29 Jan Hubicka <jh@suse.cz>
14129 PR middle-end/32372
14130 * cse.c (cse_insn): Avoid invalid sharing in between register note and
14133 2007-06-29 Anatoly Sokolov <aesok@post.ru>
14136 * config/avr/avr.c: Include dataflow header file.
14137 (expand_prologue): Adjust for prologue insn change.
14138 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
14141 2007-06-29 Richard Guenther <rguenther@suse.de>
14143 PR middle-end/32493
14144 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
14145 during type verification.
14147 2007-06-29 Jan Hubicka <jh@suse.cz>
14149 * recog.c (validate_change_rtx_1): Unshare TO argument.
14151 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
14153 PR tree-optimization/24659
14154 * tree-vect-transform.c (vectorizable_call): Handle
14155 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
14157 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
14158 * config/i386/i386.c (enum ix86_builtins)
14159 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
14160 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
14162 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
14163 const using def_builtin_const.
14164 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
14165 input operands in the same modes as the result.
14166 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
14168 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
14170 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
14171 (df_set_dead_notes_for_mw): Likewise.
14173 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
14175 * c-common.c (pointer_int_sum): Do the negation in sizetype.
14177 2007-06-28 DJ Delorie <dj@redhat.com>
14179 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
14181 2007-06-28 Geoffrey Keating <geoffk@apple.com>
14183 * doc/invoke.texi (C++ Dialect Options): Document
14184 fvisibility-ms-compat.
14185 * c.opt (fvisibility-ms-compat): New.
14187 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
14190 * tree-affine.c (aff_combination_add_elt): Handle
14191 pointer addition specially.
14193 2007-06-28 Jakub Jelinek <jakub@redhat.com>
14195 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
14196 decl is non-external for AIX ABI.
14198 2007-06-28 David Edelsohn <edelsohn@gnu.org>
14200 * config/rs6000/predicates.md (current_file_function_operand):
14201 Ensure the symbol is non-external for AIX ABI.
14203 2007-06-28 Nick Clifton <nickc@redhat.com>
14205 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
14206 (fdce, fdse, fpredictive-commoning): Likewise.
14208 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
14211 * gcc.c (process_command): Recognize the new -static-libgfortran
14214 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
14217 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
14218 Use a call clobbered hard reg instead of a pseudo reg.
14220 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
14222 * config/sh/sh.md (load_gbr): Use correct operand constraint.
14224 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
14227 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
14228 REG_LIBCALL and REG_RETVAL notes.
14229 (divsi3, mulsi3): Likewise.
14230 (mulhisi3): Likewise. Use emit_libcall_block.
14231 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
14233 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
14235 PR rtl-optimization/32481
14236 * combine.c (adjust_for_new_dest): Rescan the changed insn.
14238 2007-06-27 Richard Sandiford <richard@codesourcery.com>
14240 * dce.c (deletable_insn_p_1): New function, split out from...
14241 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
14242 specially, not those inside PARALLELs. Remove BODY argument
14243 and adjust recursive call accordingly.
14244 (prescan_insns_for_dce): Update call to delete_insn_p.
14246 2007-06-27 Richard Guenther <rguenther@suse.de>
14248 PR middle-end/32492
14249 * tree.h (fold_convertible_p): Declare.
14250 * fold-const.c (fold_convertible_p): New function.
14251 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
14252 instead of lang_hooks.types_compatible_p.
14254 2007-06-26 Jan Hubicka <jh@suse.cz>
14256 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
14257 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
14258 early use validate_unshare_change.
14259 (reload_combine): Likewise.
14260 * recog.c (change_t): New field unshare.
14261 (validate_change_1): Rename from validate_change; add argument unshare.
14262 (validate_change): Turn into wrapper of validate_change_1; update
14263 prototype for bools.
14264 (validate_unshare_change): New.
14265 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
14266 calls of df_insn_rescan.
14267 * recog.h (validate_change): Replace ints by bools.
14268 (validate_unshare_change): Declare.
14270 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
14272 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
14274 2007-06-26 Steve Ellcey <sje@cup.hp.com>
14276 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
14278 2007-06-25 Jan Hubicka <jh@suse.cz>
14280 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
14282 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
14283 cgraph_decide_inlining_incrementally): Move uninlinability checks to
14284 places other call site specific checks are performed.
14286 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
14289 * tree-vect-transform.c (vectorizable_operation): Convert
14290 POINTER_PLUS_EXPR over to PLUS_EXPR.
14292 2007-06-25 Chao-ying Fu <fu@mips.com>
14294 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
14295 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
14296 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
14297 Document GET_MODE_IBIT, and GET_MODE_FBIT.
14299 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
14300 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
14301 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
14302 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
14303 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
14304 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
14305 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
14306 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
14307 ALL_FIXED_POINT_MODE_P): New define.
14308 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
14310 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
14312 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
14313 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
14314 MODE_VECTOR_UACCUM): New mode classes.
14316 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
14317 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
14318 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
14321 * genmodes.c (struct mode_data): Add ibit and fbit fields.
14322 (blank_mode): Initialize ibit and fbit.
14323 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
14324 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
14326 (new_adjust): Change required_class to required_class_from and
14327 required_class_to for testing within a range.
14328 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
14329 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
14330 MODE_VECTOR_UACCUM.
14331 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
14332 (make_fixed_point_mode): New.
14333 (_ADD_ADJUST): Change C to C1 and C2.
14334 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
14335 use a range for machine classes.
14336 (ADJUST_IBIT, ADJUST_FBIT): New.
14337 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
14339 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
14340 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
14341 Emit adjustment for ibit and fbit.
14342 (emit_mode_ibit, emit_mode_fbit): New.
14343 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
14345 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
14347 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
14348 as the source of the set.
14350 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
14352 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
14353 FP_REGNO_P): Use IN_RANGE.
14354 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
14355 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
14356 (DATA_REG_P): Use DATA_REGNO_P.
14357 (FP_REG_P): Use FP_REGNO_P.
14358 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
14359 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
14360 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
14362 2007-06-24 Jan Hubicka <jh@suse.cz>
14364 PR middle-end/30563
14365 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
14367 2007-06-24 Sebastian Pop <sebpop@gmail.com>
14369 PR middle-end/32461
14370 * fold-const.c (fold_binary): Strip nops of operand 0
14371 of BIT_NOT_EXPR before calling operand_equal_p.
14372 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
14373 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
14375 2007-06-23 Mark Mitchell <mark@codesourcery.com>
14377 * doc/extend.texi: Document that dllimport and dllexport imply
14378 default visibility.
14379 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
14380 imported or exported declaration, including type declarations.
14381 * c-common.c (handle_visibility_attribute): Check for conflicts
14382 with dllimport/dllexport.
14383 (c_determine_visibility): Handle dllimport/dllexport as an
14384 explicit visibility atttribute.
14386 2007-06-23 Richard Guenther <rguenther@suse.de>
14388 PR tree-optimization/16876
14389 PR middle-end/29478
14390 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
14392 * tree-inline.c (initialize_inlined_parameters): Do not call
14393 lang_hooks.tree_inlining.convert_parm_for_inlining.
14394 * cgraphbuild.c (initialize_inline_failed): Set inline failed
14395 reason for mismatched types.
14396 * gimplify.c (gimplify_call_expr): Verify the call expression
14397 arguments match the called function type signature. Otherwise
14398 mark the call expression to be not considered for inlining
14399 using CALL_CANNOT_INLINE_P flag.
14400 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
14401 edges call expression.
14402 (cgraph_decide_inlining_of_small_function): Likewise.
14403 (cgraph_decide_inlining): Likewise.
14404 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
14406 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
14407 * c-typeck.c (c_convert_parm_for_inlining): Remove.
14408 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
14409 Remove declaration.
14410 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
14411 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
14413 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
14414 convert_parm_for_inlining member.
14416 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
14419 * arm.md (negscc): Match the correct operand for optimized LT0 test.
14420 Remove optimization for GT.
14422 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
14424 PR middle-end/32437
14425 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
14427 (prescan_insns_for_dce): Add extra parameter.
14429 2007-06-23 Jan Hubicka <jh@suse.cz>
14431 PR middle-end/31541
14432 * gimplify.c (mark_addressable): New function.
14433 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
14435 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
14437 PR middle-end/32374
14438 * expr.c (store_constructor): Do not clobber non-zeroed memory.
14440 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
14443 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
14444 moves between MMX/SSE registers to at least 8 units to prevent
14445 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
14447 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
14449 * config/i386/i386.c (override_options): Correct x86_sahf
14452 2007-06-21 David Daney <ddaney@avtrex.com>
14455 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
14456 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
14457 (exception_receiver): Renamed to ...
14458 (nonlocal_goto_receiver): ... this.
14460 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
14462 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
14463 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
14464 partial register accesses.
14466 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
14468 * fold-const.c (debug_fold_checksum): Move it under
14469 ENABLE_FOLD_CHECKING.
14471 2007-06-21 Sebastian Pop <sebpop@gmail.com>
14473 PR middle-end/20623
14474 * tree.h (debug_fold_checksum): Declared.
14475 * fold-const.c (build_fold_addr_expr_with_type_1): New.
14476 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
14477 build_fold_addr_expr_with_type_1.
14478 (fold_addr_expr, debug_fold_checksum): New.
14479 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
14480 (fold_unary, fold_comparison, split_address_to_core_and_offset):
14481 Use fold_addr_expr.
14483 2007-06-21 Sebastian Pop <sebpop@gmail.com>
14485 PR tree-optimization/19590
14486 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
14487 of scev is a constant.
14489 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
14491 * df-problems.c (df_note_bb_compute): Made computation of live
14492 info consistent with df_lr.
14494 2007-06-21 Richard Guenther <rguenther@suse.de>
14496 PR tree-optimization/32453
14497 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
14498 for pointer anti-range.
14500 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
14502 * config/i386/i386.c (processor_target_table): Increase maximum
14503 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
14506 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
14507 byte alignment if > 8 byte alignment is preferred.
14508 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
14510 2007-06-21 Jakub Jelinek <jakub@redhat.com>
14512 PR tree-optimization/31866
14513 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
14514 if ASM_EXPR's input is not a SSA_NAME.
14516 PR middle-end/32362
14517 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
14518 but decl is a global var, instead return decl.
14519 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
14520 even for is_global_var decls, if they are private in some outer
14523 2007-06-21 Richard Guenther <rguenther@suse.de>
14525 PR tree-optimization/32451
14526 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
14528 2007-06-21 Christian Bruel <christian.bruel@st.com>
14530 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
14531 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
14532 (push_regs): Changed saving order or banked registers.
14533 (sh_expand_epilogue): Likewise.
14534 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
14535 (FIRST_BANKED_REG): Likewise.
14536 (LAST_BANKED_REG): Likewise.
14537 * config/sh/sh.md (banked) New attribute.
14538 (in_delay_slot): Check banked attribute.
14540 2007-06-20 Sebastian Pop <sebpop@gmail.com>
14542 PR tree-optimization/32075
14543 * tree-data-ref.c (subscript_dependence_tester_1,
14544 analyze_miv_subscript, analyze_overlapping_iterations,
14545 add_distance_for_zero_overlaps, build_classic_dist_vector,
14546 subscript_dependence_tester_1, analyze_overlapping_iterations,
14547 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
14548 compute_affine_dependence, compute_all_dependences): Pass loop_nest
14549 to evolution_function_is_affine_multivariate_p.
14551 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
14553 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
14555 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
14558 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
14560 * config/m32c/prologue.md (epilogue_exitd_16): New.
14561 (epilogue_reit_16): New.
14562 (epilogue_exitd): Rename to epilogue_exitd_24.
14563 (epilogue_reit): Rename to epilogue_reit_24.
14565 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
14566 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
14568 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
14570 * haifa-sched.c (queue_to_ready): Don't requeue next insn
14571 if dbg_cnt (sched_insn) reaches the limit.
14572 (choose_ready): New parameter INSN_PTR and new return value.
14573 (schedule_block): Handle dbg_cnt (sched_insn). Handle
14574 the new return value from choose_ready.
14575 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
14576 (rest_of_handle_global_alloc): New global_alloc_at_func.
14578 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
14580 PR tree-optimization/25737
14581 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
14582 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
14583 * tree-flow.h (struct fieldoff): Add new field alias_set.
14584 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
14585 argument addressable_type. Set alias_set of fieldoff.
14586 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
14587 (create_overlap_variables_for): Pass alias_set from fieldoff to
14589 * alias.c (get_alias_set): Use alias_set from SFT if set.
14591 2007-06-20 Hui-May Chang <hm.chang@apple.com>
14593 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
14594 of a variable as an unsigned HOST_WIDE_INT integer.
14596 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
14598 PR rtl-optimization/32405
14599 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
14601 2007-06-20 Jakub Jelinek <jakub@redhat.com>
14603 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
14605 PR middle-end/31959
14606 * builtins.c: Include diagnostic.h.
14607 (expand_builtin_expect): Make gcc_assert more permissive.
14608 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
14610 PR inline-asm/32109
14611 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
14614 PR middle-end/32285
14615 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
14616 if ACCUMULATE_OUTGOING_ARGS.
14618 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
14620 * config/m68hc11/m68hc11.c: Include dataflow header file.
14621 (m68hc11_reorg): Port to dataflow.
14623 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
14625 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
14626 (struct df_problem.free_blocks_on_set_blocks): New field.
14627 (struct dataflow.optional_p): New field.
14628 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
14629 (df_live_set_all_dirty): New function.
14630 * df-scan.c (df_scan_alloc): Initialize optional_p.
14631 (problem_SCAN): Initialize free_blocks_on_set_blocks.
14632 * df-core.c (df_set_blocks): Removed use of
14633 DF_FIRST_OPTIONAL_PROBLEM. Now uses
14634 df_problem.free_blocks_on_set_blocks to determine which blocks are
14636 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
14637 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
14638 uses dataflow.optional_p to determine if problem should be
14640 (rest_of_handle_df_initialize): Only start live problem if
14642 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
14643 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
14644 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
14645 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
14646 problem_NOTE): Initialize free_blocks_on_set_blocks.
14647 (df_lr_bb_local_compute): Recompute luids if df_live problem is
14649 (df_live_set_all_dirty, df_note_alloc): New function.
14650 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
14652 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
14653 * postreload.c (reload_combine): Ditto.
14654 * cse.c (cse_extended_basic_block): Ditto.
14655 * regmove.c (mark_flags_life_zones): Ditto.
14656 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
14657 erase_matching_seqs): Ditto.
14658 * bt-load.c (compute_defs_uses_and_gen): Ditto.
14659 * integrate (allocate_initial_values): Ditto.
14660 * combine.c (reg_dead_at_p): Ditto.
14661 * resource.c (mark_target_live_regs): Ditto.
14662 * sched-rgn.c (check_live_1, update_live_1): Ditto.
14663 * config/sh/sh.c (find_r0_life_regions): Ditto.
14664 * global.c (rest_of_handle_global_alloc): Only add back df_live
14666 * local-alloc.c (rest_of_handle_local_alloc): Only remove
14667 df_live for -O > 1.
14668 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
14670 (if_convert): Make sure df_live is there at -O == 1.
14671 (pass_if_after_combine): Cleanup flags.
14672 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
14673 is there at -O == 1.
14675 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
14677 * config/arm/arm.c (arm_get_frame_offsets): Set
14678 offsets->locals_base to avoid negative stack size.
14679 (thumb1_expand_prologue): Assert on negative stack size.
14681 2007-06-19 Sebastian Pop <sebpop@gmail.com>
14683 PR tree-optimization/32367
14684 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
14685 of the chrec has no evolution in that loop.
14686 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
14688 2007-06-19 Bob Wilson <bob.wilson@acm.org>
14690 * config/xtensa/xtensa.c: Include "df.h".
14691 (xtensa_builtin_saveregs): Use adjust_address instead of
14693 (xtensa_va_start): Invoke make_tree with sizetype for
14694 expand_builtin_saveregs and then convert the result to a pointer.
14695 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
14696 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
14697 Subtract argument size from index value as integers and then use
14698 POINTER_PLUS_EXPR to add the result to the array address.
14700 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
14703 * config/m32c/m32c.c: Include dataflow header file.
14704 (m32c_emit_prologue): Adjust for prologue insn change.
14705 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
14706 once inside a PARALLEL. Assume frame size passed in operand 0
14707 includes space to save the fb register.
14708 (prologue_enter_24): Likewise.
14709 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
14711 2007-06-19 David Daney <ddaney@avtrex.com
14714 * config/mips/mips.md (cprestore): Mark $gp as used.
14716 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
14719 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
14720 (frv_ifcvt_modify_insn): Likewise.
14722 2007-06-19 Richard Guenther <rguenther@suse.de>
14724 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
14725 only handle positive offsets that fit in a HOST_WIDE_INT.
14727 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
14729 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
14730 result of rsqrt insn for zero input argument to avoid NaN.
14732 2007-06-19 Richard Guenther <rguenther@suse.de>
14734 PR middle-end/31950
14735 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
14737 2007-06-19 Jakub Jelinek <jakub@redhat.com>
14739 PR tree-optimization/32353
14740 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
14742 2007-06-19 Nick Clifton <nickc@redhat.com>
14744 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
14746 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
14749 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
14750 * config/i386/i386.c (assign_386_stack_local): Assert that
14751 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
14752 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
14753 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
14754 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
14756 2007-06-18 Steve Ellcey <sje@cup.hp.com>
14758 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
14760 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
14762 PR rtl-optimization/32321
14763 * gcse.c (replace_store_insn): Update the note before
14764 calling emit_insn_after.
14766 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
14768 PR middle-end/32355
14769 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
14771 * df-problems.c (df_note_bb_compute): Fix dumping info.
14773 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
14775 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
14776 insn with emit_jump_insn.
14778 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
14780 PR tree-optimization/32383
14781 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
14782 * targhooks.h (default_builtin_reciprocal): Update prototype.
14783 * target.h (struct gcc_target): Update builtin_reciprocal.
14784 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
14785 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
14786 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
14787 when fndecl is in BUILT_IN_MD class.
14788 (execute_convert_to_rsqrt): Ditto.
14790 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
14791 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
14792 Convert BUILT_IN_SQRTF code only when md_fn is false.
14794 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
14796 * bt-load.c (move_btr_def): Fix the order of arguments
14797 to validate_replace_rtx.
14799 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
14801 * config/m68k/m68k-devices.def: Add 54450..54455.
14803 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
14805 PR rtl-optimization/32366
14806 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
14807 FLOAT_EXTEND]: Prevent non-scalar modes from entering
14810 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
14812 PR middle-end/32349
14813 * modulo-sched (generate_reg_moves): Added rescan parameter and if
14814 this is true, rescan insn being modified.
14815 (sms_schedule): Added rescan parameter.
14816 (rest_of_handle_sms): Moved freeing of dominance info to before
14817 getting out of cfg_layout.
14819 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
14821 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
14822 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
14825 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
14826 FL_CF_EMAC from the entry for isac.
14828 * config/m68k/predicates.md (const_call_operand): Adjust comment.
14829 (const_sibcall_operand): New.
14830 (sibcall_operand): Use it.
14831 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
14832 (m68k_isas): ISAC does not imply FPU or EMAC.
14833 (override_options): Add ISA_C logic for symbolic jump & call.
14835 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
14837 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
14838 return mode from the builtin itself.
14839 (sparc_fold_builtin): Fix cast of zero constant.
14841 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
14843 * targhooks.c (default_builtin_reciprocal): New default target hook.
14844 * targhooks.h (default_builtin_reciprocal): Add prototype.
14845 * hooks.c (hook_tree_tree_bool_null): Remove hook.
14846 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
14847 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
14848 default_builtin_reciprocal.
14850 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
14852 PR middle-end/31723
14853 * hooks.c (hook_tree_tree_bool_null): New hook.
14854 * hooks.h (hook_tree_tree_bool_null): Add prototype.
14855 * tree-pass.h (pass_convert_to_rsqrt): Declare.
14856 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
14857 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
14858 and convert it to reciprocal a*rfunc(b).
14859 (execute_convert_to_rsqrt): New function.
14860 (gate_convert_to_rsqrt): New function.
14861 (pass_convert_to_rsqrt): New pass definition.
14862 * target.h (struct gcc_target): Add builtin_reciprocal.
14863 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
14864 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
14865 TARGET_BUILTIN_RECIPROCAL.
14866 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
14868 * config/i386/i386.h (TARGET_RECIP): New define.
14869 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
14870 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
14871 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
14872 and not optimizing for size.
14873 (*rcpsf2_sse): New insn pattern.
14874 (*rsqrtsf2_sse): Ditto.
14875 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
14876 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
14877 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
14878 and not optimizing for size.
14879 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
14880 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
14881 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
14882 and not optimizing for size.
14883 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
14884 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
14885 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
14886 and not optimizing for size.
14887 (*sse_rsqrtv4sf2): Do not export.
14888 (sqrtv4sf2): Ditto.
14889 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
14890 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
14891 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
14892 and not optimizing for size.
14893 (sqrtv4sf2): Ditto.
14894 * config/i386/i386.opt (mrecip): New option.
14895 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
14896 (ix86_emit_swsqrtsf): Ditto.
14897 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
14898 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
14899 builtin definition.
14900 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
14901 ix86_expand_unop1_builtin.
14902 (ix86_emit_swdivsf): New function.
14903 (ix86_emit_swsqrtsf): Ditto.
14904 (ix86_builtin_reciprocal): New function.
14905 (TARGET_BUILTIN_RECIPROCAL): Use it.
14906 (ix86_vectorize_builtin_conversion): Rename from
14907 ix86_builtin_conversion.
14908 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
14909 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
14910 "i386 and x86_64 Options" section.
14911 (Intel 386 and AMD x86_64 Options): Document -mrecip.
14913 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
14914 Zdenek Dvorak <dvorakz@suse.cz>
14915 Richard Guenther <rguenther@suse.de>
14916 Kaz Kojima <kkojima@gcc.gnu.org>
14918 * tree-vrp.c (compare_values_warnv): Convert val2 to
14920 (extract_range_from_assert): Create
14921 POINTER_PLUS_EXPR for pointer types.
14922 (extract_range_from_binary_expr): Handle
14923 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
14925 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
14926 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
14927 POINTER_PLUS_EXPR as PLUS_EXPR.
14928 (number_of_iterations_lt_to_ne):
14929 For pointer types, use sizetype when
14930 creating MINUS_EXPR/PLUS_EXPRs.
14931 (assert_loop_rolls_lt): For pointer types, use sizetype when
14932 creating MINUS_EXPR/PLUS_EXPRs.
14933 (number_of_iterations_le): Likewise.
14934 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
14935 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
14936 like PLUS_EXPR and MINUS_EXPR.
14937 * tree-pretty-print.c (dump_generic_node): Handle
14939 (op_prio): Likewise.
14940 (op_symbol_1): Likewise.
14941 * optabs.c (optab_for_tree_code): Likewise.
14942 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
14944 * tree-tailcall.c (process_assignment): Mention
14945 POINTER_PLUS_EXPR in a TODO comment.
14946 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
14947 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
14948 not used with a pointer and an integer type.
14949 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
14950 increment using chrec_convert_rhs instead of chrec_convert.
14951 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
14952 PLUS_EXPR except for the right hand side's type will be
14954 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
14955 (fold_used_pointer_cast): Kill.
14956 (pointer_offset_p): Kill.
14957 (fold_used_pointer): Kill.
14958 (pointer_used_p): Kill.
14959 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
14960 call fold_used_pointer.
14961 (instantiate_parameters_1): Convert the increment
14962 using chrec_convert_rhs instead of chrec_convert.
14963 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
14964 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
14965 instead of PLUS_EXPR.
14966 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
14967 PLUS_EXPR for pointers.
14968 (std_gimplify_va_arg_expr): Likewise.
14969 (fold_builtin_memory_op): Likewise.
14970 (fold_builtin_strstr): Likewise.
14971 (fold_builtin_strchr): Likewise.
14972 (fold_builtin_strrchr): Likewise.
14973 (fold_builtin_strpbrk): Likewise.
14974 (expand_builtin_memory_chk): Likewise.
14975 (fold_builtin_memory_chk): Likewise.
14976 (std_expand_builtin_va_start): Use
14977 sizetype for the call to make_tree and then convert
14978 to the pointer type.
14979 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
14980 instead of PLUS_EXPR for adding to a pointer.
14981 (std_gimplify_va_arg_expr): Use fold_build2 for
14982 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
14983 the operands to sizetype first and then cast the BIT_AND_EXPR
14984 back to the pointer type.
14985 * fold-const.c (build_range_check): Handle pointer types
14987 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
14988 of PLUS_EXPR's. Make sure the offset is converted to
14990 (try_move_mult_to_index): Strip the NOPs from the offset.
14991 Remove code argument and replace all uses with PLUS_EXPR.
14992 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
14993 specially. Don't use a pointer type for MINUS_EXPR.
14994 (fold_unary): Handle for (T1)(X op Y),
14995 only p+ as that is the only as that can be handled for
14996 binary operators now.
14997 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
14999 <case PLUS_EXPR>: Add folding of PTR+INT into
15001 Don't call try_move_mult_to_index.
15002 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
15003 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
15004 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
15005 Don't call try_move_mult_to_index.
15006 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
15007 (tree_expr_nonzero_p): Likewise.
15008 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
15009 of PLUS_EXPR for the complex expression folding.
15010 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
15011 first chrec is a pointer type, then the second should
15012 be sizetype and not the first's type.
15013 For POINTER_PLUS_EXPR, use a different right hand side type.
15014 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
15015 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
15016 different right hand side type.
15017 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
15018 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
15019 instead of PLUS_EXPR.
15020 When either operand is zero, convert the other operand.
15021 (chrec_apply): Use chrec_convert_rhs
15022 on the argument x instead of chrec_convert.
15023 (reset_evolution_in_loop): For pointer types, the new_evol
15024 should be sizetype.
15025 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
15026 different right hand side type.
15027 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
15028 (chrec_convert_rhs): New function.
15029 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
15030 different right hand side type.
15031 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
15032 * tree-chrec.h (chrec_convert_rhs): New prototype.
15033 (build_polynomial_chrec): For pointer types, the right hand
15034 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
15035 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
15036 Remove subtraction case as it is always addition now.
15037 Make sure the offset is converted to sizetype.
15038 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
15039 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
15040 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
15041 PLUS_EXPR in pointer type.
15042 Handle POINTER_PLUS_EXPR.
15043 (tree_to_aff_combination): Likewise.
15044 (force_expr_to_var_cost): Likewise.
15045 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
15046 instead of PLUS_EXPR for pointers.
15047 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
15048 instead of PLUS_EXPR of pointer types.
15049 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
15051 (check_va_list_escapes): Likewise.
15052 (check_all_va_list_escapes): Likewise.
15053 * dwarf2out.c (loc_descriptor_from_tree_1):
15054 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
15055 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
15056 (string_constant): Likewise.
15057 * tree-ssa-address.c (tree_mem_ref_addr): When adding
15058 the offset to the base, use POINTER_PLUS_EXPR.
15059 (add_to_parts): Convert the index to sizetype.
15060 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
15061 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
15062 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
15063 Offset only holds something for PLUS_EXPR.
15064 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
15066 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
15068 (analyze_accesses_for_modify_stmt): Likewise.
15069 Remove comment about the type being integral type as it is
15071 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
15073 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
15075 Correct the type which the artimentic is done in (is now
15078 * tree-data-ref.c (split_constant_offset): Handle
15080 * tree-affine.c (tree_to_aff_combination): Likewise.
15081 * c-typeck.c (build_unary_op): For pointers create the increment
15082 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
15084 * gimplify.c (gimplify_self_mod_expr): Create a
15085 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
15086 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
15087 * tree.def (POINTER_PLUS_EXPR): New tree code.
15088 * tree-predcom.c (ref_at_iteration): If we have a pointer
15089 type do the multiplication in sizetype.
15090 * tree-mudflap.c (mf_xform_derefs_1): Create a
15091 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
15092 * tree-ssa-forwprop.c
15093 (forward_propagate_addr_into_variable_array_index):
15094 Don't expect there to be a cast for the index as that
15095 does not exist anymore.
15096 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
15097 instead of PLUS_EXPR.
15098 Don't check for the first operand of the POINTER_PLUS_EXPR
15099 was the index as it cannot be.
15100 Call forward_propagate_addr_into_variable_array_index with
15101 the SSA_NAME instead of the statement.
15102 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
15103 (compare_constant): Likewise.
15104 (copy_constant): Likewise.
15105 (compute_reloc_for_constant): Likewise.
15106 (output_addressed_constants): Likewise.
15107 (initializer_constant_valid_p): Likewise.
15108 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
15109 Convert the MIN/MAX of the inner type to the outer
15110 type before comparing them.
15111 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
15112 POINTER_PLUS_EXPR instead of PLUS_EXPR.
15113 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
15114 of PLUS_EXPR for pointers.
15115 * tree-inline.c (estimate_num_insns_1): Handle
15117 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
15118 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
15119 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
15120 instead of PLUS_EXPR for the pointer increment statement.
15121 (vect_update_ivs_after_vectorizer): For pointer types, create
15122 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
15123 MULT_EXPR in sizetype.
15124 (vect_gen_niters_for_prolog_loop): Add a cast when creating
15126 * tree-object-size.c (plus_expr_object_size): Handle
15127 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
15128 code which is trying to figure out which side is a pointer and
15130 (check_for_plus_in_loops_1): Likewise.
15131 (check_for_plus_in_loops): Likewise.
15132 * c-common.c (pointer_int_sum): Create a
15133 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
15134 * tree-ssa-structalias.c (handle_ptr_arith): Handle
15135 only POINTER_PLUS_EXPR. Removing all the extra
15136 code which is trying to figure out which side is a pointer and
15138 * tree-cfg.c (verify_expr): Add extra checking for pointers and
15139 PLUS_EXPR and MINUS_EXPR.
15140 Also add checking to make sure the operands of POINTER_PLUS_EXPR
15142 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
15143 with make_tree, instead of a pointer type.
15144 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
15145 for pointers instead of PLUS_EXPR.
15146 (s390_gimplify_va_arg): Likewise.
15147 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
15148 instead of PLUS_EXPR when doing addition on pointer
15149 types. Use sizetype for the second operand.
15150 (spu_gimplify_va_arg_expr): Likewise.
15151 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
15152 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
15153 a pointer. Don't create a BIT_AND_EXPR for pointer types.
15154 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
15155 for the pointer addition and also use size_int/sizetype
15157 (ix86_gimplify_va_arg): Likewise.
15158 Perform BIT_AND_EXPR on sizetype arguments.
15159 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
15160 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
15161 for the pointer additions and also use size_int for the offsets.
15162 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
15163 additions and also use size_int for the offsets. Perform
15164 BIT_AND_EXPR on sizetype arguments.
15165 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
15166 POINTER_PLUS_EXPR for pointers and create the
15167 BIT_AND_EXPR in sizetype.
15168 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
15169 instead of PLUS_EXPR for pointer addition.
15170 (rs6000_va_start): Likewise.
15171 Also use sizetype for the offset.
15172 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
15173 as PLUS_EXPR/MINUS_EXPR.
15174 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
15175 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
15176 Don't use BIT_AND_EXPR on a pointer type, convert the
15177 expression to sizetype first.
15178 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
15180 (mips_gimplify_va_arg_expr): Likewise.
15181 Don't create BIT_AND_EXPR in a pointer type.
15183 2007-06-15 Eric Christopher <echristo@apple.com>
15185 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
15186 (x86_64-*-darwin*): Ditto.
15187 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
15190 2007-06-15 Matthew Wilcox <matthew@wil.cx>
15192 * doc/extend.texi: Document behavior of __attribute__((aligned))
15195 2007-06-15 Mark Mitchell <mark@codesourcery.com>
15197 * rtlanal.c (note_stores): Improve documentation.
15199 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
15201 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
15202 LOCAL_LABEL_PREFIX): Delete.
15203 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
15204 (bfin_internal_label): Delete.
15206 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
15208 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
15209 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
15210 otherwise define to LIBGCC2_TF_CEXT.
15211 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
15212 (LIBGCC_TF_CEXT): Ditto.
15215 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
15217 PR rtl-optimization/32339
15218 * df-scan.c (df_uses_record): Don't modify flags but just add to
15219 it for df_ref_record.
15221 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
15223 * tree-mudflap.c: Fix whitespace issues.
15225 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
15227 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
15229 2007-06-14 Eric Christopher <echristo@apple.com>
15231 * config/i386/sse.md (movdi_to_sse): Rewrite body.
15232 (movv4sf): Use gcc_unreachable instead of abort.
15234 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
15237 * config/i386/sfp-machine.h (CMPtype): New define.
15238 (mach stubs): Use CMPtype instead of int as a return type.
15240 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
15242 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
15243 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
15244 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
15245 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
15246 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
15247 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
15248 config/soft-fp/soft-fp.h: Update from glibc CVS.
15250 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
15252 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
15254 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
15257 * config/v850/v850.c: Include dataflow header file.
15258 (substitute_ep_register): Fix typo.
15260 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
15262 * configure.ac: Fix earlier checkin.
15263 * configure: Regenerated.
15265 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
15267 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
15268 * aclocal.m4: Regenerate.
15269 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
15270 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
15271 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
15272 * configure: Regenerate.
15273 * Makefile.in (LOOSE_WARN): Subst loose_warn.
15275 * Makefile.in (quickstrap): Build libgcc too.
15277 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
15279 * configure.ac: Add --enable-checking=df. Explicitly mention that
15280 the variables are initialized as for "release".
15281 * df-core.c: Use it.
15282 * configure: Regenerate.
15283 * config.in: Regenerate.
15285 2007-06-14 Bob Wilson <bob.wilson@acm.org>
15287 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
15288 validate_replace_rtx instead of replace_rtx.
15289 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
15291 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
15293 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
15294 (DWARF2_UNWIND_INFO): Override default if configured with
15296 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
15297 (ENDFILE_SPEC): Add crtend.o.
15298 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
15299 (ENDFILE_SPEC): Add crtend.o.
15300 (TARGET_USE_JCR_SECTION): Define.
15301 (MD_UNWIND_SUPPORT): Define for 32-bit target.
15303 * config/i386/cygming-crtbegin.c: New file.
15304 * config/i386/cygming-crtend.c: New file.
15306 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
15308 * config/i386/w32-unwind.h: New file.
15310 2007-06-13 Eric Christopher <echristo@apple.com>
15312 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
15313 the user set a value below STACK_BOUNDARY.
15315 2007-06-13 Thiemo Seufer <ths@networkno.de>
15317 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
15318 imply -lpthread for -pthread.
15320 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
15322 * basic-block.h: Remove the prototype for
15323 free_basic_block_vars.
15324 * cfglayout.h: Remove the prototype for
15325 insn_locators_initialize.
15326 * tree.h: Remove the prototype for emit_line_note.
15328 * tree-ssa-pre.c (mergephitemp): Remove.
15329 (init_pre): Don't use mergephitemp.
15331 2007-06-13 Eric Christopher <echristo@apple.com>
15333 * config/i386/i386.c (override_options): If we've specified
15334 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
15336 2007-06-13 Bob Wilson <bob.wilson@acm.org>
15338 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
15341 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
15343 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
15344 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
15345 (eh_store_handler): New pattern.
15346 (eh_return): Emit it instead of a plain move.
15348 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
15350 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
15351 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
15352 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
15355 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
15357 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
15358 (find_next_insn_start, find_load): New functions.
15359 (bfin_reorg): Use them to deal with the fact that parallel insns are
15360 no longer represented as a SEQUENCE.
15362 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
15364 * config/sparc/sparc.c (sparc_override_options): Initialize
15365 fpu mask correctly.
15367 2007-06-13 Dave Korn <dave.korn@artimi.com>
15369 * config/i386/i386.c (ix86_eax_live_at_start_p): Use
15372 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
15374 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
15375 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
15376 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
15377 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
15378 tree-vect-transform.c: Fix comment typos. Follow spelling
15381 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
15383 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
15384 to the exit block use set.
15385 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
15386 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
15387 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
15389 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
15391 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
15392 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
15393 to indicate an error.
15394 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters):
15396 (dbg_cnt_process_opt): Print an error on a bad argument.
15397 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
15398 * common.opt (-fdbg-cnt-list): New.
15399 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
15401 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
15403 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
15404 flag on ref-all pointers.
15406 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
15408 PR middle-end/31579
15409 * expr.c (expand_expr_addr_expr_1): Call expand_expr
15410 for the offset with the modifier as EXPAND_INITIALIZER
15411 if the modifier is EXPAND_INITIALIZER.
15412 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
15413 a register if we had an overflow.
15415 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15417 * real.c (real_isfinite): New.
15418 (real_sqrt): Use it.
15419 * real.h (real_isfinite): New.
15420 * builtins.c: Use it.
15422 2007-06-12 Ian Lance Taylor <iant@google.com>
15423 Daniel Berlin <dberlin@dberlin.org>
15426 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
15427 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
15428 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
15429 (DECL_NO_TBAA_P): Define.
15430 (struct tree_decl_common): Add no_tbaa_flag field.
15431 * tree-ssa-structalias.c (struct variable_info): Add
15432 no_tbaa_pruning field.
15433 (new_var_info): Initialize no_tbaa_pruning field.
15434 (unify_nodes): Copy no_tbaa_pruning field.
15435 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
15436 (dump_solution_for_var): Print no_tbaa_pruning flag.
15437 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
15439 (compute_tbaa_pruning): New static function.
15440 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
15441 Call compute_tbaa_pruning.
15442 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
15443 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
15444 * gimple-low.c (lower_stmt): Likewise.
15445 * tree-gimple.c (is_gimple_stmt): Likewise.
15446 * tree-ssa-operands.c (get_expr_operands): Likewise.
15447 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
15448 * tree-inline.c (estimate_num_insns_1): Likewise.
15449 (copy_result_decl_to_var): Likewise.
15450 * expr.c (expand_expr_real_1): Likewise.
15451 * tree-pretty-print.c (dump_generic_node): Likewise.
15452 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
15453 * omp-low.c (omp_copy_decl_2): Likewise.
15454 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
15455 * doc/c-tree.texi (Expression trees): Document
15456 CHANGE_DYNAMIC_TYPE_EXPR.
15458 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15460 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
15461 with !HONOR_NANS and !HONOR_INFINITIES.
15462 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
15464 2007-06-12 Tristan Gingold <gingold@adacore.com>
15466 * gcov.c: Comments updated.
15467 (source_info): Add file_time field.
15468 (source_index): New variable.
15469 (mutiple_files): New variable.
15470 (generate_results): New function extracted from process_file.
15471 (process_file): Save and restore chain of functions, generate
15472 results and free structures only if not merging results.
15473 (release_structures): File names are now freed in create_file_names
15474 (create_file_names): Free previous file names.
15475 (find_source): File date is now read here and modifications in
15476 source files is checked here.
15477 (read_graph_file): Only reverse order of functions for the current
15479 (make_gcov_file_name): Do not generate long names if input_name is
15481 (output_lines): If merging results do not display graph, data and
15483 Checking source file modification is done in find_source.
15485 * doc/gcov.texi: Append an s to sourcefile.
15487 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
15489 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
15490 (forced_nop): New pattern.
15491 * config/bfin/bfin.c: Include "df.h".
15492 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
15493 (bfin_discover_loop): Use df_get_live_in instead of
15494 global_live_at_start.
15495 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
15496 df_analyze when done.
15497 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
15498 the insns. Use QImode for the final insn in a bundle. Call
15499 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
15501 (reorder_var_tracking_notes): New function.
15502 (bfin_reorg): Pass no argument to split_all_insns. Don't call
15503 update_life_info. Call df_analyze after scheduling and bundle
15504 generation. Call reorder_var_tracking_notes if generating these
15505 notes. Call df_finish_pass at the end.
15507 2007-06-12 Dirk Mueller <dmueller@suse.de>
15509 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
15510 a comparison, not an assignment.
15512 2007-06-12 Olivier Hainque <hainque@adacore.com>
15514 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
15515 Request walking the subtrees only, leaving the current is_lhs/val_only
15517 (convert_non_local_reference): Likewise.
15519 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
15521 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
15523 2007-06-12 Richard Guenther <rguenther@suse.de>
15525 PR tree-optimization/15353
15526 PR tree-optimization/31657
15527 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
15528 * timevar.def: Add TV_TREE_IFCOMBINE.
15529 * tree-pass.h (pass_tree_ifcombine): Declare.
15530 * tree-ssa-ifcombine.c: New file.
15531 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
15532 * tree-flow.h (blocks_in_phiopt_order): Declare.
15533 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
15534 (tree-ssa-ifcombine.o): New dependencies.
15536 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
15538 PR rtl-optimization/32293
15539 * combine.c (simplify_if_then_else): Truncate return from
15540 nonzero_bits() to correct mode.
15542 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
15544 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
15545 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
15547 2007-06-11 Diego Novillo <dnovillo@google.com>
15549 * Makefile.in (reload1.o-warn): Remove.
15551 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
15553 * combine.c (subst): Use reg_overlap_mentioned_p
15554 instead of comparing register numbers directly.
15556 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
15558 * reload1.c (mark_home_live_1): Use the mode parameter.
15560 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
15562 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
15563 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
15565 * df-core.c: Ditto.
15567 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
15569 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
15571 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
15573 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
15574 from integer registers.
15575 (FP mode splitters): Handle TFmode.
15577 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
15579 * tree-ssa-structalias.c (find_what_p_points_to): Return false
15580 for ref-all pointers that point-to anything.
15582 2007-06-11 Joseph Myers <joseph@codesourcery.com>
15584 * config/arm/arm.c (arm_output_dwarf_dtprel,
15585 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
15587 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
15589 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
15590 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
15593 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
15595 * tree.c (signed_or_unsigned_type_for): New.
15596 (unsigned_type_for): Use signed_or_unsigned_type_for.
15597 (signed_type_for): Use signed_or_unsigned_type_for.
15598 * tree.h (signed_or_unsigned_type_for): New.
15599 (get_signed_or_unsigned_type): Remove.
15600 * fold-const.c (fold_negate_expr): Use signed_type_for instead of
15601 lang_hooks.types.signed_type
15602 (size_diffop): Likewise.
15603 (all_ones_mask_p): Likewise.
15604 (build_range_check): Likewise.
15605 (fold_cond_expr_with_comparison): Likewise.
15606 (fold_cond_expr_with_comparison): Likewise.
15607 (unextend): Likewise.
15608 (extract_muldiv_1): Likewise.
15609 (fold_single_bit_test_into_sign_test): Likewise.
15610 (fold_binary): Likewise.
15611 (fold_ternary): Likewise.
15612 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
15613 instead of get_signed_or_unsigned_type.
15614 * c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
15615 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
15616 * expr.c (signed_or_unsigned_type_for): Use
15617 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
15618 * langhooks.c (get_signed_or_unsigned_type): Remove.
15619 (lhd_signed_or_unsigned_type): Remove.
15620 * langhooks.h (lang_hooks_for_types): Remove signed_type and
15621 signed_or_unsigned_type.
15622 (lhd_signed_or_unsigned_type): Remove.
15623 * expmed.c (make_tree): Use signed_type_for instead of
15624 lang_hooks.types.signed_type.
15625 * c-common.c (same_scalar_type_ignoring_signedness): Use
15626 c_common_signed_type instead of lang_hooks.types.signed_type.
15627 (c_common_unsigned_type): New.
15628 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
15629 (shorten_compare): Use c_common_unsigned_type instead of
15630 c_common_signed_or_unsigned_type.
15631 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
15633 * convert.c (convert_to_integer): Use signed_type_for instead of
15634 lang_hooks.types.signed_type.
15635 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
15636 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
15637 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
15638 * c-format.c (check_format_types): Use c_common_unsigned_type
15639 instead of unsigned_type_for.
15640 * c-decl.c (groakdeclarator): Likewise.
15641 * c-typeck.c (convert_for_assignment): Likewise.
15642 * c-common.h (c_common_unsigned_type): New.
15644 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
15647 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
15648 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
15650 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
15652 PR middle-end/32279
15653 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
15654 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
15656 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
15657 Sebastian Pop <sebpop@gmail.com>
15659 * lambda-code.c (remove_iv): New.
15660 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
15662 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
15664 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
15665 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
15666 * tree-ssa-loop-prefetch.c: Include optabs.h.
15667 (FENCE_FOLLOWING_MOVNT): New macro.
15668 (struct mem_ref): Add independent_p and storent_p fields.
15669 (record_ref): Initalize the new fields.
15670 (gather_memory_references_ref): Return true if the reference
15672 (gather_memory_references): Check whether all memory accesses
15673 in loop were recorded.
15674 (should_issue_prefetch_p): Return false for nontemporal stores.
15675 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
15676 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
15677 (determine_loop_nest_reuse): Detect independent memory references.
15678 (loop_prefetch_arrays): Call mark_nontemporal_stores.
15679 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
15680 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
15681 * config/i386/i386.h (x86_mfence): Declare.
15682 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
15683 * config/i386/i386.c (x86_mfence): New variable.
15684 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
15686 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
15687 * optabs.c (init_optabs): Initialize storent_optab.
15688 * optabs.h (enum optab_index): Add OTI_storent.
15689 (storent_optab): Declare.
15690 * genopinit.c (optabs): Add initialization for storent_optab.
15691 * tree.h (MOVE_NONTEMPORAL): New macro.
15692 * expr.c (expand_assignment, store_expr, store_constructor_field,
15693 store_constructor, store_field, expand_expr_real_1): Propagate
15694 nontemporality of the expanded store.
15695 (emit_storent_insn): New function.
15696 * expr.h (expand_assignment, store_expr): Declaration changed.
15697 * function.c (assign_parm_setup_reg): Pass false as nontemporality
15698 to expand_assignment.
15699 * stmt.c (expand_asm_expr): Ditto.
15700 * calls.c (initialize_argument_information): Pass false as
15701 nontemporality to store_expr.
15702 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
15705 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
15707 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
15709 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
15711 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
15713 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
15714 and allow DECL_P here.
15716 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
15718 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
15719 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
15720 track of the size of the expression.
15721 * cfghooks.c (merge_blocks): Remove block from loops structure only
15722 after call of the merge_blocks hook.
15724 2007-06-09 Tom Tromey <tromey@redhat.com>
15726 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
15727 (deprecated_state): Removed.
15728 (start_decl): Update.
15729 (enum deprecated_states): Moved earlier.
15730 (groktypename): Update.
15731 (push_parm_decl): Likewise.
15732 (grokfield): Likewise.
15733 (start_function): Likewise.
15735 2007-06-09 Ian Lance Taylor <iant@google.com>
15737 PR tree-optimization/32169
15738 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
15739 CONVERT_EXPR, check whether min and max both converted to an
15740 overflow infinity representation.
15742 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
15744 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
15745 not inserted on the edge.
15747 2007-06-08 Bob Wilson <bob.wilson@acm.org>
15749 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
15750 instructions if they are supported.
15751 (__divsi3, __umodsi3, __modsi3): Likewise.
15752 (__ashldi3, __ashrdi3, __lshrdi3): New.
15753 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
15755 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
15756 Tony Linthicum <tony.linthicum@amd.com>
15758 * doc/invoke.texi: Add fvect-cost-model flag.
15759 * common.opt (fvect-cost-model): New flag.
15760 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
15761 cost fields in stmt_vec_info struct for STMT.
15762 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
15763 fields in stmt_vec_info struct and access functions for the same.
15764 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
15765 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
15766 load, store and vector to scalar operation.
15767 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
15768 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
15769 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
15770 (TARG_VEC_STORE_COST): Define cost of vector store.
15771 (vect_estimate_min_profitable_iters): Define new function.
15772 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
15773 check to evaluate if loop iterations are less than minimum profitable
15774 iterations determined by cost model or minimum vect loop bound defined
15775 by user, whichever is more conservative.
15776 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
15777 run-time check to evaluate if loop iterations are less than minimum
15778 profitable iterations determined by cost model or minimum vect loop
15779 bound defined by user, whichever is more conservative.
15780 (vect_estimate_min_profitable_iterations): New function to estimate
15781 mimimimum iterartions required for vector version of loop to be
15782 profitable over scalar version.
15783 (vect_model_reduction_cost): New function.
15784 (vect_model_induction_cost): New function.
15785 (vect_model_simple_cost): New function.
15786 (vect_cost_strided_group_size): New function.
15787 (vect_model_store_cost): New function.
15788 (vect_model_load_cost): New function.
15789 (vectorizable_reduction): Call vect_model_reduction_cost during
15791 (vectorizable_induction): Call vect_model_induction_cost during
15793 (vectorizable_load): Call vect_model_load_cost during analysis phase.
15794 (vectorizable_store): Call vect_model_store_cost during analysis phase.
15795 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
15796 vectorizable_promotion, vectorizable_demotion): Call
15797 vect_model_simple_cost during analysis phase.
15799 2007-06-08 Simon Baldwin <simonb@google.com>
15801 * reg-stack.c (get_true_reg): Readability change. Moved default case
15802 label into direct switch statement scope.
15804 2007-06-08 Simon Baldwin <simonb@google.com>
15806 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
15807 in gcc_assert() with '==' comparison.
15809 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
15811 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
15812 TARGET_ABM handling of x86_popcnt variable.
15814 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
15816 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
15817 __builtin_copysignq and __builtin_infq built-in functions.
15819 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
15821 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
15822 SSE4.2 section. Correct built-in function names in SSE4A section.
15824 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
15826 PR tree-optimization/32243
15827 * tree-vect-transform.c (vectorizable_type_promotion): Move check
15828 for ncopies after ratio check between nunits_out and nunits_in.
15829 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
15831 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
15833 PR tree-optimization/32224
15834 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
15835 vectorization upon a non GIMPLE_MODIFY_STMT.
15837 2007-06-08 Christian Bruel <christian.bruel@st.com>
15840 * config/sh/sh.md (doloop_end): New pattern and splitter.
15841 * loop-iv.c (simple_rhs_p): Check for hardware registers.
15843 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
15845 PR middle-end/32209
15846 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
15848 (verify_dominators): Do not change dominance tree.
15850 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
15852 * config/sh/constraints.md: New file.
15853 * config/sh/sh.c: Include tm-constrs.h.
15854 (reg_class_from_letter): Remove.
15855 (prepare_cbranch_operands): Use satisfies_constraint_*
15856 function instead of macro.
15857 (andcosts, broken_move, sh_secondary_reload): Likewise.
15858 * config/sh/predicates.md (trapping_target_operand): Likewise.
15859 (and_operand, arith_operand, arith_reg_or_0_operand,
15860 cmp_operand, logical_operand, target_operand,
15861 ua_address_operand, ua_offset, xor_operand): Likewise.
15862 * config/sh/sh.md: Include constraints.md.
15863 (*movsicc_t_false): Use satisfies_constraint_* function
15865 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
15866 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
15867 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
15868 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
15869 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
15870 (REG_CLASS_FROM_CONSTRAINT): Remove.
15871 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
15872 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
15873 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
15874 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
15875 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
15876 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
15877 function instead of macro.
15878 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
15879 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
15880 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
15881 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
15882 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
15883 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
15884 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
15885 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
15886 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
15887 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
15888 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
15889 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
15890 EXTRA_CONSTRAINT_STR): Likewise.
15891 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
15893 2007-06-07 Geoffrey Keating <geoffk@apple.com>
15895 * config/i386/darwin.h (STACK_BOUNDARY): Define.
15897 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
15900 * c-common.h (flag_cpp0x): Replaced by...
15901 (cxx_dialect): ... this new variable specifying the C++ dialect that
15903 * c-common.c (flag_cpp0x): Removed.
15904 (cxx_dialect): Defined.
15905 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
15907 * c-opts.c (c_common_post_options): Likewise.
15908 (set_std_cxx98): Set cxx_dialect to cxx98.
15909 (set_std_cxx0x): Set cxx_dialect to cxx0x.
15911 2007-06-07 Geoffrey Keating <geoffk@apple.com>
15912 Hui-May Chang <hm.chang@apple.com>
15914 * doc/invoke.texi (Darwin Options): Update documentation for
15915 -mmacosx-version-min.
15916 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
15917 * config/darwin-driver.c: New file.
15918 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
15919 * config/t-darwin (darwin-driver.o): New rule.
15921 * config/darwin-c.c (version_as_macro): Ignore low digit.
15923 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
15925 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
15926 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
15927 (CSGNMODE): New mode macro.
15928 (CSGNVMODE): New mode attribute.
15929 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
15930 expander using CSGNMODE mode macro. Handle TFmode.
15931 (copysign<mode>3_const): Rename from copysignsf3_const and
15932 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
15934 (copysign<mode>3_var): Rename from copysignsf3_var and
15935 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
15937 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
15938 mode macro. Handle TFmode.
15939 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
15940 (iortf3, *iortf3): Ditto.
15941 (xortf3, *xortf3): Ditto.
15942 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
15943 TFmode and TImode masks.
15944 (ix86_expand_copysign): Expand TFmode copysign insn.
15945 (IX86_BUILTIN_INFQ): New.
15946 (IX86_BUILTIN_FABSQ): Ditto.
15947 (IX86_BUILTIN_COPYSIGNQ): Ditto.
15948 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
15949 [__builtin_fabsq]: Ditto.
15950 [__builtin_copysignq]: Ditto.
15951 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
15952 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
15953 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
15954 ix86_expand_binop_builtin().
15956 2007-06-07 Bob Wilson <bob.wilson@acm.org>
15958 * config/xtensa/lib1funcs.asm: Clean up whitespace.
15960 2007-06-07 Steve Ellcey <sje@cup.hp.com>
15963 * rtl.h (push_to_sequence2): New.
15964 * emit-rtl.c (push_to_sequence2): New.
15965 * function.c (assign_parm_data_all): Add new fields.
15966 (assign_parm_setup_block): Call push_to_sequence2 instead of
15968 (assign_parm_setup_reg): Ditto.
15969 (assign_parm_setup_stack): Ditto.
15970 (assign_parms_unsplit_complex): Ditto.
15971 (assign_parms): Change field name.
15973 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
15975 PR tree-optimization/32220
15976 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
15977 phi node is reached before defining statement.
15979 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
15982 * tree-vect-transform.c (vectorizable_call): Call update_stmt
15983 after changing the right hand side of the assignment.
15985 2007-06-06 Eric Christopher <echristo@apple.com>
15987 * config.gcc (i?86-*-darwin*): Remove arch parameter.
15988 (x86_64-*-darwin*): Ditto.
15989 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
15990 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
15992 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
15994 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
15995 coding conventions.
15996 (add_key): Likewise.
15997 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
15998 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
16000 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory
16002 (add_cost_one_coalesce): Likewise.
16003 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
16004 variable names. Rename orig to orig_name for consistency.
16005 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the
16006 coding conventions.
16007 (cprop_into_successor_phis): Avoid using C++ keywords as variable
16009 (record_equivalences_from_stmt): Likewise.
16010 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
16011 the coding conventions.
16012 (memory_ssa_name_same): Likewise.
16013 (dse_optimize_stmt): Likewise.
16014 (dse_record_phis): Likewise.
16015 (dse_finalize_block): Likewise.
16016 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
16017 keywords as variable names.
16018 (may_move_till): Cast according to the coding conventions.
16019 (force_move_till_expr): Avoid using C++ keywords as variable names.
16020 (force_move_till): Cast according to the coding conventions.
16021 (memref_hash): Likewise.
16022 (memref_eq): Likewise.
16023 (gather_mem_refs_stmt): Likewise.
16024 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid
16025 using C++ keywords as variable names.
16026 (idx_find_step): Cast according to the coding conventions.
16027 (idx_record_use): Likewise.
16028 (find_depends): Likewise.
16029 (prepare_decl_rtl): Likewise.
16030 (mbc_entry_hash): Likewise.
16031 (mbc_entry_eq): Likewise.
16032 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
16033 (simplify_replace_tree): Avoid using C++ keywords as variable names.
16034 (idx_infer_loop_bounds): Cast according to the coding conventions.
16035 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
16036 * tree-ssa-math-opts.c (occ_new ): Likwise.
16037 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
16039 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as
16041 (add_use_op): Likewise.
16042 (add_vop): Likewise.
16043 (add_vuse_op): Likewise.
16044 (add_vdef_op): Likewise.
16045 (get_expr_operands): Likewise.
16046 (push_stmt_changes): Use type safe memory macros.
16047 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
16048 keywords as variable names.
16049 (conditional_replacement): Likewise.
16050 (minmax_replacement): Likewise.
16051 (abs_replacement): Likewise.
16052 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
16053 coding conventions.
16054 (insert_fake_stores): Avoid using C++ keywords as variable names.
16055 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
16057 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
16058 (heapvar_insert): Use type safe memory macros.
16059 (new_var_info): Cast according to the coding conventions.
16060 (new_constraint): Likewise.
16061 (remove_preds_and_fake_succs): Use type safe memory macros.
16062 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
16064 (thread_single_edge): Likewise.
16065 (thread_through_loop_header): Likewise.
16067 2007-06-06 Eric Christopher <echristo@apple.com>
16069 * config/i386/i386.c (override_options): Move handling
16070 of TARGET_SUBTARGET* earlier.
16072 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
16074 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
16077 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
16079 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
16080 emited outside of basic block.
16081 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
16082 the created blocks.
16083 * rtl.h (delete_insn_chain): Declaration changed.
16084 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
16086 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
16087 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
16088 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
16089 to delete_insn_chain.
16090 (rtl_verify_flow_info_1): Verify that the insns in header and footer
16091 do not have bb field set.
16092 (rtl_verify_flow_info): Verify that insns between basic blocks do not
16094 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
16095 * cfgcleanup.c (try_optimize_cfg): Ditto.
16097 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
16099 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
16100 (lambda_body_vector_new): Use type safe memory macros.
16101 (lambda_linear_expression_new): Likewise.
16102 (lambda_loopnest_new): Likewise.
16103 (lambda_lattice_new): Likewise.
16104 (replace_uses_equiv_to_x_with_y): Cast according to the coding
16105 conventions. Use type safe memory macros.
16106 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
16107 (lambda_body_vector_s): Likewise.
16108 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
16109 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
16111 2007-06-06 Richard Guenther <rguenther@suse.de>
16113 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
16114 if we need to schedule cfg_cleanup.
16115 (tree_ssa_forward_propagate_single_use_vars): Do so.
16117 2007-06-06 Ian Lance Taylor <iant@google.com>
16119 * fold-const.c (merge_ranges): If range_successor or
16120 range_predecessor fail, just return 0.
16122 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
16124 PR tree-optimization/32216
16125 * tree-vectorizer.c (supportable_widening_operation): Determine
16126 signedness of FIX_TRUNC_EXPR from output operand.
16127 (supportable_narrowing_operation): Ditto.
16128 * tree-vect-generic.c (expand_vector_operations_1): Determine
16129 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
16130 from input operand.
16132 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
16134 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
16135 (struct pta): ...from here. Change flags to unsigned to avoid
16136 excessive casting (as it is used as a bit mask).
16137 (override_options): Add casts according to the coding convenventions.
16138 (x86_64_elf_unique_section): Likewise.
16139 (examine_argument): Avoid using C++ keywords as variable names.
16140 (construct_container): Likewise.
16141 (legitimize_pic_address): Likewise.
16142 (get_dllimport_decl): Cast according to the coding conventions. Use
16143 type safe memory macros.
16144 (legitimize_address): Cast according to the coding conventions.
16145 (emit_i387_cw_initialization): Corrected the type of slot to enum
16147 (ix86_init_machine_status): Use type safe memory macros.
16148 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
16149 (bdesc_pcmpistr): Likewise.
16150 (bdesc_crc32): Likewise.
16151 (bdesc_sse_3arg): Likewise.
16152 (bdesc_2arg): Likewise.
16153 (bdesc_1arg): Likewise.
16154 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
16155 (ix86_expand_sse_pcmpistr): Likewise.
16156 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
16157 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
16158 int to match the langhook definition.
16159 (ix86_builtin_conversion): Change the type of code to unsigned init to
16160 match the langhook definition.
16161 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
16163 (ix86_preferred_output_reload_class): Likewise.
16164 (ix86_cannot_change_mode_class): Likewise.
16165 (ix86_memory_move_cost): Likewise.
16166 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
16167 avoid excessive casting later on.
16168 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
16170 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
16172 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
16173 as flags setting insn.
16174 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
16176 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
16178 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
16179 (UNSPEC_ROUND): New.
16180 ("sse4_1_round<mode>2"): New insn pattern.
16181 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
16183 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
16184 expander using SSEMODEF mode macro. Expand using
16185 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
16186 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
16187 expander using SSEMODEF mode macro. Expand using
16188 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
16189 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
16190 expander using SSEMODEF mode macro. Expand using
16191 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
16192 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
16193 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
16194 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
16197 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
16198 Sebastian Pop <sebpop@gmail.com>
16200 * lambda.h (build_linear_expr): New.
16201 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
16202 Use build_linear_expr, call fold and force_gimple_operand.
16203 (lambda_loopnest_to_gcc_loopnest): Check that there is
16204 something to insert.
16205 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
16207 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
16209 PR preprocessor/23479
16210 * doc/extend.texi: Document the 0b-prefixed binary integer
16211 constant extension.
16213 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
16215 PR tree-optimization/32215
16216 * tree-vectorizer.c (supportable_widening_operation): Return false
16217 for unsupported FIX_TRUNC_EXPR tree code.
16218 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
16220 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
16222 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
16223 register on SPE targets. Change documentation to reflect
16225 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
16226 Change FIXED_SCRATCH to 14 and document why we're keeping r14
16227 out of the register allocation pool.
16228 (rs6000_reg_live_or_pic_offset_p): New function.
16229 (rs6000_emit_prologue): Move the actual saving of LR up to free
16230 r0 for holding r11. Split saving of SPE 64-bit registers into
16231 its own case. Ensure that offsets will always be in-range for
16232 'evstdd' by using r11 as a scratch register to point at the start
16233 of the SPE save area. Save r11 if necessary, as it is the static
16235 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
16236 into its own case. Ensure that offsets will always be in-range
16237 for 'evldd' by using r11 as a scratch register to point at the
16238 start of the SPE save area. Also adjust r11 when restoring
16239 the stack pointer to compensate for pre-loading r11.
16241 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
16243 * cfg.c (init_flow): Use type safe memory macros.
16244 (alloc_block): Likewise.
16245 (unchecked_make_edge): Likewise.
16246 (dump_flow_info): Avoid using C++ keywords as variable names.
16247 (copy_original_table_clear): Cast according to the coding conventions.
16248 (copy_original_table_set): Likewise.
16249 * cfgexpand (label_rtx_for_bb): Likewise.
16250 (expand_gimple_basic_block): Likewise.
16251 * cfghooks.c (dump_bb): Likewise.
16252 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
16254 (lv_add_condition_to_bb): Likewise.
16255 * cfglayout (relink_block_chain): Cast according to the coding
16257 (fixup_reorder_chain): Likewise.
16258 (fixup_fallthru_exit_predecessor): Likewise.
16259 * cfgloop.c (glb_enum_p): Likewise.
16260 (get_exit_description): Likewise.
16261 (dump_recorded_exit): Likewise.
16262 * cfgloop.h (enum loop_estimation): Move out of struct scope...
16263 (struct loop): ... from here.
16264 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
16266 * cfgrtl.c (rtl_create_basic_block): Likewise.
16267 (rtl_split_block): Likewise.
16268 (rtl_dump_bb): Likewise.
16269 (cfg_layout_split_block): Likewise.
16270 (init_rtl_bb_info): Use typesafe memory macros.
16272 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
16273 * graphds.h: Updated all usages of edge to graph_edge.
16274 * graphds.c: Likewise.
16275 * cfgloopanal.c: Likewise.
16277 2007-06-05 Ian Lance Taylor <iant@google.com>
16279 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
16280 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
16281 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
16283 (test_for_singularity): Likewise.
16285 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
16287 * config/i386/constraints.md ("Y2"): Replaced by ...
16289 * config/i386/i386.md: Likewise.
16290 * config/i386/mmx.md: Likewise.
16291 * config/i386/sse.md: Likewise.
16293 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
16295 * config/i386/constraints.md ("z"): Replaced by ...
16297 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
16298 (sse4_1_blendvps): Likewise.
16299 (sse4_1_pblendvb): Likewise.
16300 (sse4_2_pcmpestr): Likewise.
16301 (sse4_2_pcmpestrm): Likewise.
16302 (sse4_2_pcmpestr_cconly): Likewise.
16303 (sse4_2_pcmpistr): Likewise.
16304 (sse4_2_pcmpistrm): Likewise.
16305 (sse4_2_pcmpistr_cconly): Likewise.
16307 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
16309 * matrix-reorg.c (transform_access_sites): Fix computation.
16310 (transform_allocation_sites): Same.
16312 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
16314 * config/i386/i386.c (override_options): Use
16315 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
16317 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
16319 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
16320 (nonimm_not_xmm0_operand): Ditto.
16321 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
16322 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
16323 as operand[2] predicate. Require "z" class XMM register for
16324 operand[3]. Adjust asm template.
16325 ("sse4_1_blendvpd"): Ditto.
16326 ("sse4_1_pblendvb"): Ditto.
16327 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
16328 force op2 into xmm0 register for variable blend instructions.
16330 2007-06-04 Tom Tromey <tromey@redhat.com>
16332 * c-tree.h (start_enum): Update.
16333 (build_enumerator): Likewise.
16334 * c-decl.c (enum_next_value): Removed.
16335 (enum_overflow): Likewise.
16336 (start_enum): Add c_enum_contents argument. Don't use globals.
16337 (build_enumerator): Likewise.
16338 * c-tree.h (struct c_enum_contents): New struct.
16340 2007-06-04 Tom Tromey <tromey@redhat.com>
16342 * c-common.c (c_common_get_alias_set): Fix indentation.
16344 2007-06-04 Ian Lance Taylor <iant@google.com>
16346 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
16347 to overflow, reduce overflow infinity to regular infinity.
16348 (vrp_var_may_overflow): New static function.
16349 (vrp_visit_phi_node): Check vrp_var_may_overflow.
16351 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
16353 * stor-layout.c (layout_type): Remove duplicate code.
16355 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
16358 * c-common.c (c_define_builtins): Call targetm.init_builtins ()
16359 before build_common_builtin_nodes ().
16361 2007-06-04 Steve Ellcey <sje@cup.hp.com>
16364 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
16366 2007-06-04 Jan Hubicka <jh@suse.cz>
16368 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
16369 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
16370 instead of _stat version.
16372 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
16374 PR tree-optimization/32194
16375 * tree-predcom.c (determine_offset): Check that both references have
16378 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
16380 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
16381 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
16382 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
16383 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
16384 Add argument to iterate_fix_dominators call.
16385 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
16386 * gcse.c (hoist_code): Change domby to vector.
16387 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
16388 Add argument to iterate_fix_dominators call.
16389 * loop-doloop.c (doloop_modify): Changed recount_dominator to
16390 recompute_dominator.
16391 * lambda-code.c (perfect_nestify): Ditto.
16392 * cfgloopanal.c: Include graphds.h.
16393 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
16394 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
16395 (mark_irreducible_loops): Use graphds_scc. Remove argument from
16397 * graphds.c: New file.
16398 * graphds.h: New file.
16399 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
16400 (get_dominated_by, get_dominated_by_region): Change return type to
16402 (verify_dominators): Recompute all dominators and compare the results.
16403 (recount_dominator): Renamed to ...
16404 (recompute_dominator): ... this. Do not check that the block is
16405 dominated by entry.
16406 (iterate_fix_dominators): Reimplemented.
16407 (prune_bbs_to_update_dominators, root_of_dom_tree,
16408 determine_dominators_for_sons): New functions.
16409 * et-forest.c (et_root): New function.
16410 * et-forest.h (et_root): Declare.
16411 * Makefile.in (graphds.o): Add.
16412 (cfgloopanal.o): Add graphds.h dependency.
16413 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
16414 * basic-block.h (get_dominated_by, get_dominated_by_region,
16415 iterate_fix_dominators): Declaration changed.
16416 (recount_dominator): Renamed to ...
16417 (recompute_dominator): ... this.
16418 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
16419 (thread_through_all_blocks): Do not free dominance info.
16421 2007-06-03 Andreas Schwab <schwab@suse.de>
16423 * config/m68k/m68k.c (override_options): Don't override
16425 * config/m68k/m68k-modes.def (SF, DF): Define to use
16426 motorola_single_format and motorola_double_format, resp.
16427 * real.c (motorola_single_format): Renamed from
16428 coldfire_single_format.
16429 (motorola_double_format): Renamed from coldfire_double_format.
16430 (encode_ieee_extended): Generate a proper canonical NaN image
16431 respecting canonical_nan_lsbs_set.
16432 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
16434 * real.h: Adjust declarations.
16436 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
16439 * config/sh/sh.md (symGOT_load): Don't schedule insns when
16440 the symbol is generated with the stack protector.
16442 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
16444 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
16445 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
16447 * doc/extend.texi (interrupt): Mention m68k.
16449 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
16451 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
16452 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
16453 (ix86_expand_sse_pcmpestr): Do not check operands for
16454 "register_operand", when insn operand predicate is "register_operand".
16455 (ix86_expand_sse_pcmpistr): Ditto.
16457 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
16458 Uros Bizjak <ubizjak@gmail.com>
16460 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
16461 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
16462 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
16463 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
16464 * config/i386/constraints.md ("z"): New register constraint
16465 for members of SSE_FIRST_REG class.
16466 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
16467 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
16468 SSE_FIRST_REG class.
16469 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
16470 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
16471 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
16472 (IX86_BUILTIN_PCMPESTRM128): Likewise.
16473 (IX86_BUILTIN_PCMPESTRA128): Likewise.
16474 (IX86_BUILTIN_PCMPESTRC128): Likewise.
16475 (IX86_BUILTIN_PCMPESTRO128): Likewise.
16476 (IX86_BUILTIN_PCMPESTRS128): Likewise.
16477 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
16478 (IX86_BUILTIN_PCMPISTRI128): Likewise.
16479 (IX86_BUILTIN_PCMPISTRM128): Likewise.
16480 (IX86_BUILTIN_PCMPISTRA128): Likewise.
16481 (IX86_BUILTIN_PCMPISTRC128): Likewise.
16482 (IX86_BUILTIN_PCMPISTRO128): Likewise.
16483 (IX86_BUILTIN_PCMPISTRS128): Likewise.
16484 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
16485 (struct builtin_description): Change "flag" field to unsigned.
16486 (bdesc_pcmpestr): New builtin description table.
16487 (bdesc_pcmpistr): Likewise.
16488 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
16489 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
16490 Initialize pcmp[ei]str[im] insns for SSE4.2.
16491 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
16492 (ix86_expand_sse_pcmpistr): Likewise.
16493 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
16494 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
16495 (UNSPEC_PCMPISTR): Likewise.
16496 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
16497 (sse4_2_pcmpestri):New isns pattern.
16498 (sse4_2_pcmpestrm): Likewise.
16499 (sse4_2_pcmpestr_cconly): Likewise.
16500 (sse4_2_pcmpistr): New insn patern and splitter.
16501 (sse4_2_pcmpistri):New isns pattern.
16502 (sse4_2_pcmpistrm): Likewise.
16503 (sse4_2_pcmpistr_cconly): Likewise.
16504 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
16507 2007-06-01 David Daney <ddaney@avtrex.com>
16509 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
16510 LOADGP_ABSOLUTE and not binds_local_p.
16512 2007-06-01 Geoffrey Keating <geoffk@apple.com>
16514 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
16516 2007-06-01 Ian Lance Taylor <iant@google.com>
16518 * tree-vrp.c (compare_name_with_value): Always set
16519 used_strict_overflow if we get a result from the variable itself.
16521 2007-06-01 Ian Lance Taylor <iant@google.com>
16523 PR rtl-optimization/31455
16524 * lower-subreg.c (find_decomposable_subregs): Don't decompose
16525 subregs which have a cast between modes which are not tieable.
16527 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
16529 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
16530 breaks after return statements.
16532 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
16534 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
16535 only after no_new_pseudos.
16537 2007-05-31 Eric Christopher <echristo@apple.com>
16539 * expr.c (convert_move): Assert that we don't have a BLKmode
16541 (store_expr): Handle BLKmode moves by calling emit_block_move.
16543 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
16545 * c-typeck.c (build_indirect_ref): Include type in error message.
16546 (build_binary_op): Pass types to binary_op_error.
16547 * c-common.c (binary_op_error): Take two type arguments, print out
16549 * c-common.h (binary_op_error): Update prototype.
16551 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
16553 * config/i386/i386.c: Correct coments on -mno-sse4.
16555 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
16557 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
16558 (x86_64-*-*): Likewise.
16559 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
16560 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
16561 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
16562 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
16563 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
16564 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
16565 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
16566 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
16567 (OPTION_MASK_ISA_SSE4): Likewise.
16568 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
16569 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
16570 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
16571 (override_options): Support SSE4.2.
16572 (ix86_build_const_vector): Support SImode and DImode.
16573 (ix86_build_signbit_mask): Likewise.
16574 (ix86_expand_int_vcond): Support V2DImode.
16575 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
16576 (IX86_BUILTIN_CRC32HI): Likewise.
16577 (IX86_BUILTIN_CRC32SI): Likewise.
16578 (IX86_BUILTIN_CRC32DI): Likewise.
16579 (IX86_BUILTIN_PCMPGTQ): Likewise.
16580 (bdesc_crc32): Likewise.
16581 (bdesc_sse_3arg): Likewise.
16582 (ix86_expand_crc32): Likewise.
16583 (ix86_init_mmx_sse_builtins): Support SSE4.2.
16584 (ix86_expand_builtin): Likewise.
16585 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
16586 __SSE4_2__ for -msse4.2.
16587 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
16588 (CRC32MODE): Likewise.
16589 (crc32modesuffix): Likewise.
16590 (crc32modeconstraint): Likewise.
16591 (sse4_2_crc32<mode>): Likewise.
16592 (sse4_2_crc32di): Likewise.
16593 * config/i386/i386.opt (msse4.2): New for SSE4.2.
16595 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
16596 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
16597 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
16598 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
16599 (vcondu<mode>): Likewise.
16600 * doc/extend.texi: Document SSE4.2 built-in functions.
16601 * doc/invoke.texi: Document -msse4.2/-msse4.
16603 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
16605 PR tree-optimization/32160
16606 * tree-predcom.c (predcom_tmp_var): New function. Mark created
16607 variable as gimple reg.
16608 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
16610 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
16612 * gcc.c (main): Don't consider linker options when issuing the
16613 warning about a linker input file not being used.
16615 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16617 * tree-vrp.c (compare_names): Initialize sop.
16619 2007-05-30 Dirk Mueller <dmueller@suse.de>
16621 * cgraphunit.c (cgraph_analyze_function): Remove
16622 computation of inline parameters.
16624 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
16626 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
16628 2007-05-30 Richard Sandiford <richard@codesourcery.com>
16630 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
16631 Add vx-common.h. Include vxworks.h between vx-common.h and
16633 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
16635 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
16636 (TARGET_ASM_DESTRUCTOR): Likewise.
16637 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
16638 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
16639 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
16640 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
16641 (VXWORKS_ENDIAN_SPEC): Define.
16642 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
16643 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
16644 VXWORKS_* equivalents.
16645 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
16646 (ASM_FILE_START): Delete.
16647 (TARGET_VERSION): Reformat.
16648 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
16649 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
16650 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
16651 (FPBIT, DPBIT): Define.
16652 (fp-bit.c, dp-bit.c): New rules.
16653 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
16654 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
16655 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
16656 * config/arm/arm.h: Include vxworks-dummy.h.
16657 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
16658 Mark with ATTRIBUTE_UNUSED.
16659 (arm_override_options): Do not allow VxWorks RTP PIC to be used
16660 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
16661 make it incompatible with -msingle-pic-base.
16662 (arm_function_ok_for_sibcall): Return false for calls that might
16663 go through a VxWorks PIC PLT entry.
16664 (require_pic_register): New function, split out from...
16665 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
16667 (arm_load_pic_register): Handle the VxWorks RTP initialization
16668 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
16669 (arm_emit_call_insn): New function.
16670 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
16671 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
16672 (pic_offset_arm): New pattern.
16673 (call, call_value): Use arm_emit_call_insn.
16674 (call_internal, call_value_internal): New expanders.
16675 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
16676 VxWorks unless __PIC__.
16678 2007-05-30 Eric Christopher <echristo@gmail.com>
16680 * genrecog.c: Include regs.h in generated file.
16681 * genemit.c: Ditto. Fix up formatting.
16682 * config/mn10300/constraints.md: New.
16683 * config/mn10300/mn10300.md: Include.
16684 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
16685 Fix up for removed macro.
16686 * config/mn10300/predicates.md (call_address_operand): Ditto.
16687 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
16688 (CONST_OK_FOR_I): Ditto.
16689 (CONST_OK_FOR_J): Ditto.
16690 (CONST_OK_FOR_K): Ditto.
16691 (CONST_OK_FOR_L): Ditto.
16692 (CONST_OK_FOR_M): Ditto.
16693 (CONST_OK_FOR_N): Ditto.
16694 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
16698 (EXTRA_CONSTRAINT): Ditto.
16700 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
16702 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
16704 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
16705 OPTION_MASK_ISA_64BIT.
16706 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
16708 2007-05-30 Richard Guenther <rguenther@suse.de>
16710 PR middle-end/32152
16711 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
16712 types for comparison.
16713 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
16714 with original typed arguments.
16715 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
16717 2007-05-30 Jakub Jelinek <jakub@redhat.com>
16719 PR tree-optimization/31769
16720 * except.c (duplicate_eh_regions): Clear prev_try if
16721 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
16723 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
16725 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
16726 * tree-ssa-sink.c (statement_sink_location): Return basic block and
16727 bsi of the location where statements should be inserted.
16728 (sink_code_in_bb): Take bsi from statement_sink_location.
16729 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
16730 instead of bsi_start.
16731 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
16733 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
16734 (bsi_move_before): Document inconsistency with bsi_move_after.
16735 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
16737 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
16739 * config/i386/i386.h (TARGET_ABM): New define.
16740 (TARGET_POPCNT): Ditto.
16741 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
16742 New temporary defines to redefine from OPTION_ISA_* defines.
16743 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
16744 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
16745 (ix86_isa_flags): New extern int declaration.
16746 (TARGET_SUBTARGET_DEFAULT): New define.
16747 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
16748 (TARGET_SUBTARGET32_DEFAULT): Ditto.
16749 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
16750 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
16751 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
16752 * config/i386/darwin.h: Change TARGET_64BIT define to
16755 * config/i386/i386.opt (m3dnowa): Define as undocumented option
16756 using existing "ix86_isa_flags" varible.
16757 (m32, m64): Use existing "ix86_isa_flags" variable.
16758 (mmmx, m3dnow): Ditto.
16759 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
16760 (mabm): Define as non-negative option using "x86_abm" variable.
16761 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
16763 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
16764 Rewrite feature test bitmap.
16765 (ix86_isa_flags): New initialized global int varible.
16766 (ix86_isa_flags_explicit): New static int variable.
16767 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
16768 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
16769 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
16770 target_flags_explicit.
16771 (override_options): Remove "target_enable" and "target_disable" fields
16772 from "struct ptt". Update processor_target_table accordingly. Remove
16773 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
16774 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
16775 "target_flags" and "ix86_isa_flags_explicit" instead of
16776 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
16777 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
16778 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
16779 to true when either of PTA_POPCNT or PTA_ABM is set in
16780 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
16781 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
16782 processor_alias_table flags entry. Remove handling of
16783 "target_enable" and "target_disable" fields of processor_target_table.
16784 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
16785 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
16786 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
16787 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
16788 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
16790 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
16792 2007-05-29 David Daney <ddaney@avtrex.com>
16795 * config/mips/mips.c (mips_output_mi_thunk): Emit
16796 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
16798 2007-05-29 Hui-May Chang <hm.chang@apple.com>
16799 * config/i386/i386.c (ix86_function_regparm): Added checking of
16800 ix86_force_align_arg_pointer to determine the number of
16801 register parameters.
16803 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
16805 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
16806 (SET_DR_MISALIGNMENT): New.
16807 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
16808 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
16809 Use SET_DR_MISALIGNMENT.
16810 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
16812 * tree-data-ref.c (create_data_ref, compute_all_dependences,
16813 find_loop_nest): Export.
16814 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
16815 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
16816 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
16817 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
16819 (struct mem_ref): Add field reuse_distance.
16820 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
16821 Initialize reuse_distance field.
16822 (issue_prefetch_ref): Select temporality of prefetch according to
16824 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
16825 self_reuse_distance, determine_loop_nest_reuse): New functions.
16826 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
16827 (tree_ssa_prefetch_arrays): Dump L2 cache size.
16828 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
16831 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
16833 * tree-ssa-alias.c: Add aliasing overview.
16835 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
16836 Danny Smith <dannysmith@users.sourceforge.net>
16839 * config/i386/t-crtfm: Compile crtfastmath.o with
16840 -minline-all-stringops.
16841 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
16842 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
16844 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16846 * doc/md.texi: Document constraints on HP PA-RISC.
16848 * pa/constraints.md: New file.
16849 * pa.md: Include constraints.md.
16850 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
16851 (integer_store_memory_operand, ldil_cint_p): New functions.
16852 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
16853 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
16854 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
16855 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
16856 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
16858 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
16861 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
16862 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
16863 case POSTDECREMENT_EXPR>): Return the error_mark_node
16864 if either the real or imaginary parts would an
16867 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
16869 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
16870 name when we remove it from a call.
16872 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
16874 * targhooks.c (default_narrow_bitfield): Remove.
16875 * targhooks.h: Remove the prototype for
16876 default_narrow_bitfield.
16878 * langhooks-def.h: Remove the prototype for
16879 hook_get_alias_set_0.
16880 * langhooks.c (hook_get_alias_set_0): Remove.
16882 * global.c (EXECUTE_IF_CONFLICT): Remove.
16884 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
16887 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
16888 return true when truth_value_p is true and the type
16891 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
16893 * doc/install.texi (Prerequisites): We no longer require Autoconf
16894 2.13 for the top-level.
16896 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
16898 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
16899 memory access via x86_expand_vector_move_misalign() only for
16900 TImode values on 32-bit targets.
16902 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
16904 * matrix-reorg.c: New file. Implement matrix flattening and
16905 transposing optimization.
16906 * tree-pass.h: Add matrix reorg pass.
16907 * common.opt: Add fipa-mreorg flag.
16908 * Makefile.in: Add matrix-reorg.c.
16909 * passes.c: Add matrix reorg pass.
16910 * varpool.c (add_new_static_var): New function.
16911 * cgraph.h (add_new_static_var): Declare.
16913 2007-05-27 Eric Christopher <echristo@apple.com>
16915 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
16916 sp_offset depending on stack size. Save r12 depending
16917 on registers we're saving later.
16918 (rs6000_emit_epilogue): Update sp_offset depending only
16921 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
16923 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
16924 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
16925 * ifcvt.c (if_convert): Ditto.
16926 * tree-ssa-threadupdate.c (thread_block): Ditto.
16927 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
16928 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
16929 verify_loop_closed_ssa): Check number_of_loops instead of
16931 * predict.c (tree_estimate_probability): Ditto.
16932 * tree-if-conv.c (main_tree_if_conversion): Ditto.
16933 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
16934 * modulo-sched.c (sms_schedule): Ditto.
16935 * tree-scalar-evolution.c (scev_const_prop): Ditto.
16936 (scev_finalize): Do not do anything if scev analysis was not
16938 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
16939 current_loops == NULL.
16940 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
16941 * loop-init.c (loop_optimizer_init): Do not free current_loops when
16942 there are no loops.
16943 (loop_optimizer_finalize): Assert that loops were analyzed.
16944 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
16945 rtl_doloop): Check number_of_loops instead of current_loops.
16946 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
16947 current_loops == NULL.
16948 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
16949 gate_tree_vectorize tree_linear_transform, check_data_deps,
16950 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
16951 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
16952 Check number_of_loops instead of current_loops.
16953 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
16954 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
16955 free loops if available.
16956 (execute_pre): Do not pass do_fre to fini_pre.
16958 2007-05-27 Tobias Burnus <burnus@net-b.de>
16960 PR middle-end/32083
16961 * real.c (mpfr_from_real): Fix sign of -Inf.
16963 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
16965 * tree-vect-transform.c (vectorizable_conversion): Initialize
16966 tree_code variables to ERROR_MARK.
16967 (vectorizable_type_demotion): Likewise.
16968 (vectorizable_type_promotion): Likewise.
16970 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
16973 * config/i386/i386.md (movti): Handle push operands via
16974 ix86_expand_push().
16976 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
16978 * basic-block.h: Remove the prototype for merge_seq_blocks.
16979 * cfgcleanup.c (merge_seq_blocks): Remove.
16981 * tree-flow.h: Remove the prototype for is_aliased_with.
16982 * tree-ssa-alias.c (is_aliased_with): Remove.
16984 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
16986 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
16988 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
16990 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
16991 ix86_expand_sse4_unpack if SSE4.1 is enabled.
16992 (vec_unpacks_hi_v16qi): Likewise.
16993 (vec_unpacku_lo_v16qi): Likewise.
16994 (vec_unpacks_lo_v16qi): Likewise.
16995 (vec_unpacku_hi_v8hi): Likewise.
16996 (vec_unpacks_hi_v8hi): Likewise.
16997 (vec_unpacku_lo_v8hi): Likewise.
16998 (vec_unpacks_lo_v8hi): Likewise.
16999 (vec_unpacku_hi_v4si): Likewise.
17000 (vec_unpacks_hi_v4si): Likewise.
17001 (vec_unpacku_lo_v4si): Likewise.
17002 (vec_unpacks_lo_v4si): Likewise.
17004 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
17006 * c-typeck.c, config/arm/arm.c, config/darwin.c,
17007 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
17008 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
17009 follow spelling conventions in various
17010 warning/error/diagnostic messages.
17012 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
17013 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
17014 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
17015 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
17016 tree-vrp.c: Fix comment typos. Follow spelling conventions.
17017 * doc/tm.texi: Follow spelling conventions.
17019 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
17022 * tree-ssa-forwprop.c
17023 (forward_propagate_addr_into_variable_array_index): Remove
17024 the lhs argument. Use the type of def_rhs instead of lhs.
17025 (forward_propagate_addr_expr_1): Update use of
17026 forward_propagate_addr_into_variable_array_index.
17028 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
17029 Nigel Stephens <nigel@mips.com>
17031 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
17032 function attributes, "far" being an alias for "long_call".
17033 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
17034 (mips_near_type_p, mips_far_type_p): New.
17035 (mips_comp_type_attributes): New function to check that attributes
17036 attached to a function type are compatible.
17037 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
17038 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
17039 to the target function of the thunk.
17040 (mips_encode_section_info): Check for "near" and "far" function
17041 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
17043 * config/mips/predicates.md (const_call_insn_operand): Test only
17044 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
17046 * doc/extend.texi (Function Attributes): Document MIPS "near" and
17049 * testsuite/gcc.target/mips/near-far-1.c: New test case.
17050 * testsuite/gcc.target/mips/near-far-2.c: New test case.
17051 * testsuite/gcc.target/mips/near-far-3.c: New test case.
17052 * testsuite/gcc.target/mips/near-far-4.c: New test case.
17054 2007-05-25 Eric Christopher <echristo@apple.com>
17056 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
17057 to x86-darwin configurations.
17058 * config/i386/t-darwin: Add softfp support.
17059 * config/i386/t-darwin64: Ditto.
17060 * config/i386/sfp-machine.h: If mach then don't use
17061 aliasing, emit a stub to call.
17063 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
17065 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
17066 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
17067 tree-predcom.c, tree-ssa-alias-warnings.c,
17068 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
17069 comment typos. Follow spelling conventions.
17070 * doc/cpp.texi, doc/invoke.texi: Fix typos.
17072 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
17075 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
17076 constants into memory. Expand unaligned memory references for
17077 SSE modes via x86_expand_vector_move_misalign() function.
17079 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
17081 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
17082 "memory" attribute for "sseishft" type insn without operands[2].
17084 2007-05-25 Dirk Mueller <dmueller@suse.de>
17085 Marcus Meissner <meissner@suse.de>
17087 * doc/extend.texi (alloc_size): New attribute.
17088 * c-common.c (handle_alloc_size_attribute): New.
17089 * tree-object-size.c (alloc_object_size): Use alloc_size
17090 attribute, if available.
17092 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
17094 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
17096 (__builtin_ia32_vec_ext_v2di): Likewise.
17097 (__builtin_ia32_vec_ext_v4si): Likewise.
17098 (__builtin_ia32_vec_ext_v8hi): Likewise.
17099 (__builtin_ia32_vec_ext_v16qi): Likewise.
17100 (__builtin_ia32_vec_set_v8hi): Likewise.
17102 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
17104 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
17106 2007-05-25 Richard Sandiford <richard@codesourcery.com>
17108 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
17109 (arm_is_longcall_p): Rename to...
17110 (arm_is_long_call_p): ...this. Take a single tree argument and
17112 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
17113 (CUMULATIVE_ARGS): Remove call_cookie.
17114 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
17115 (ENCODED_LONG_CALL_ATTR_P): Delete.
17116 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
17117 LONG_CALL_FLAG_CHAR cases.
17118 (ARM_DECLARE_FUNCTION_SIZE): Delete.
17119 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
17120 ARM_DECLARE_FUNCTION_SIZE.
17121 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
17122 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
17123 (arm_encode_call_attribute, current_file_function_operand): Delete.
17124 (arm_function_in_section_p): New function.
17125 (arm_is_longcall_p): Rename to...
17126 (arm_is_long_call_p): ...this. Take the target function as a single
17127 argument and return a bool. Do not rely on call cookies. Check
17128 whether the target symbol is in the same section as the current
17129 function, not just the same compilation unit.
17130 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
17131 (arm_encode_section_info): Don't encode a call type.
17132 * config/arm/arm.md (call, call_value): Update calls to
17133 arm_is_long(_)call_p. Simplify logic.
17134 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
17135 Update calls to arm_is_long(_)call_p.
17137 2007-05-25 Richard Guenther <rguenther@suse.de>
17139 PR tree-optimization/31982
17140 * tree-ssa-forwprop.c
17141 (forward_propagate_addr_into_variable_array_index): Handle arrays
17142 with element size one.
17144 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
17146 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
17147 (umulsi3_highpart): Likewise.
17149 2007-05-24 Ian Lance Taylor <iant@google.com>
17151 PR rtl-optimization/32069
17152 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
17155 2007-05-24 Ollie Wild <aaw@google.com>
17157 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
17160 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
17162 * postreload-gcse.c (reg_changed_after_insn_p): New function.
17163 (oprs_unchanged_p): Use it to check all registers in a REG.
17164 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
17165 (reg_set_between_after_reload_p): Delete.
17166 (reg_used_between_after_reload_p): Likewise.
17167 (reg_set_or_used_since_bb_start): Likewise.
17168 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
17169 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
17170 Use reg_set_between_p instead of reg_set_between_after_reload_p.
17171 * rtlanal.c (reg_set_p): Check whether REG overlaps
17172 regs_invalidated_by_call, rather than just checking the
17173 membership of REGNO (REG).
17175 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
17177 * doc/passes.texi: Document predictive commoning.
17178 * doc/invoke.texi (-fpredictive-commoning): Document.
17179 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
17180 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
17181 adding indices to the generated name.
17182 (schedule_sm): Pass 0 to get_lsm_tmp_name.
17183 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
17184 * tree-pretty-print.c (op_symbol_1): Renamed to ...
17185 (op_symbol_code): ... and exported.
17186 (dump_omp_clause, op_symbol): Use op_symbol_code
17187 instead of op_symbol_1.
17188 * tree-pass.h (pass_predcom): Declare.
17189 * timevar.def (TV_PREDCOM): New timevar.
17190 * tree-ssa-loop.c (run_tree_predictive_commoning,
17191 gate_tree_predictive_commoning, pass_predcom): New.
17192 * tree-data-ref.c (find_data_references_in_loop): Find the
17193 references in dominance order.
17194 (canonicalize_base_object_address): Ensure that the result has
17196 (dr_analyze_innermost): Export.
17197 (create_data_ref): Code to fail for references with invariant
17199 (find_data_references_in_stmt): ... here.
17200 * tree-data-ref.h (dr_analyze_innermost): Declare.
17201 * tree-affine.c: Include tree-gimple.h and hashtab.h.
17202 (aff_combination_find_elt, name_expansion_hash,
17203 name_expansion_eq, tree_to_aff_combination_expand,
17204 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
17206 * tree-affine.h (aff_combination_constant_multiple_p,
17207 tree_to_aff_combination_expand): Declare.
17208 * tree-predcom.c: New file.
17209 * common.opt (fpredictive-commoning): New option.
17210 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
17211 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
17212 * Makefile.in (tree-predcom.o): Add.
17213 (tree-affine.o): Add TREE_GIMPLE_H dependency.
17214 * passes.c (init_optimization_passes): Add dceloop after
17215 copy propagation in loop optimizer. Add predictive commoning
17216 to loop optimizer passes.
17218 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
17220 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
17223 2007-05-24 Jan Hubicka <jh@suse.cz>
17225 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
17227 (genheader): Include statistics.h.
17229 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
17231 * print-rtl.c (flag_dump_unnumbered): Update comments.
17232 (print_rtl): Fix my previous change.
17233 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
17236 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
17238 PR middle-end/32018
17239 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
17241 (thread_through_all_blocks): Call initialize_original_copy_tables
17242 and free_original_copy_tables.
17243 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
17245 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
17246 * cfghooks.c (duplicate_block): Use get_loop_copy.
17247 * cfg.c: Include cfgloop.h.
17248 (loop_copy): New hash table.
17249 (initialize_original_copy_tables): Initialize loop_copy table.
17250 (free_original_copy_tables): Free loop_copy table.
17251 (copy_original_table_clear, copy_original_table_set,
17252 set_loop_copy, get_loop_copy): New functions.
17253 (set_bb_original, set_bb_copy): Use copy_original_table_set.
17254 * cfgloop.h (struct loop): Remove copy field.
17255 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
17256 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
17258 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
17260 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
17261 -msse/-msse2/-msse3.
17263 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
17265 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
17266 __builtin_ia32_vec_set_v2di with MASK_64BIT.
17268 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
17271 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
17272 * targhooks.h (default_mangle_decl_assembler_name): Declare
17274 * targhooks.c (default_mangle_decl_assembler_name): Define
17276 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
17278 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
17279 * langhooks.c (lhd_set_decl_assembler_name): Call
17280 targetm.mangle_decl_assembler_name for names with global scope.
17282 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
17284 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
17285 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
17287 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
17288 New. Factored out of i386_pe_encode_section_info.
17289 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
17290 Move check for prior decoration of stdcall
17291 symbols to i386_pe_encode_section_info.
17292 (i386_pe_encode_section_info): Adjust call to
17293 gen_stdcall_or_fastcall_suffix. Use
17294 i386_pe_maybe_mangle_decl_assembler_name, if needed.
17295 (i386_pe_mangle_decl_assembler_name): New. Wrap
17296 i386_pe_maybe_mangle_decl_assembler_name.
17298 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
17300 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
17301 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
17302 * langhooks.c (get_signed_or_unsigned_type): Don't check for
17303 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
17304 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
17307 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
17308 Nigel Stephens <nigel@mips.com>
17309 Richard Sandiford <richard@codesourcery.com>
17311 Fix up MIPS16 hard float and add support for complex.
17313 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
17314 (TARGET_SOFT_FLOAT_ABI): New.
17315 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
17316 __mips_soft_float to reflect the ABI in use, not whether the
17317 FPU is directly accessible (e.g., in MIPS16 mode).
17318 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
17319 (UNITS_PER_FPVALUE): Likewise.
17321 * config/mips/mips.c (mips_expand_call): Remove redundant
17322 TARGET_MIPS16 check.
17323 (mips_arg_regno): New.
17324 (function_arg_advance): When setting bits in cum->fp_code for
17325 MIPS16, don't subtract 1 from cum->arg_number, since it is now
17327 (function_arg): Use mips_arg_regno.
17328 (mips_return_mode_in_fpr_p): New.
17329 (mips16_call_stub_mode_suffix): New.
17330 (mips16_cfun_returns_in_fpr_p): New.
17331 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
17332 (mips_output_function_prologue): Test mips16_hard_float, not
17333 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
17334 (mips_expand_epilogue): Call MIPS16 helper routines to copy
17335 return value into a floating-point register.
17336 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
17337 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
17338 (mips16_fp_args): Handle MIPS32r2 ISA which supports
17339 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
17340 word of double arguments from or to the high bits of 64-bit
17341 floating point registers.
17342 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
17343 (mips16_fpret_double): New helper function.
17344 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
17345 support for complex modes. Fill in DECL_RESULT for stubdecl.
17346 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
17348 * config/mips/mips16.S
17349 (RET, ARG1, ARG2): New.
17350 (MERGE_GPRf, MERGE_GPRt): New.
17351 (DELAYt, DELAYf): New.
17352 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
17353 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
17354 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
17355 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
17356 (SFOP): Renamed to...
17357 (OPSF3): This, and macro-ified. Updated all uses.
17358 (SFOP2): Renamed to...
17359 (OPSF2): This, and macro-ified. Updated all uses.
17360 (SFCMP): Renamed to...
17361 (CMPSF): This, and macro-ified. Updated all uses.
17362 (SFREVCMP): Renamed to...
17363 (REVCMPSF): This, and macro-ified. Updated all uses.
17364 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
17365 (LDDBL1, LDDBL2, RETDBL): Deleted.
17366 (DFOP): Renamed to...
17367 (OPDF3): This, and macro-ified. Updated all uses.
17368 (DFOP2): Renamed to...
17369 (OPDF2): This, and macro-ified. Updated all uses.
17370 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
17371 (DFCMP): Renamed to...
17372 (CMPDF): This, and macro-ified. Updated all uses.
17373 (DFREVCMP): Renamed to...
17374 (REVCMPDF): This, and macro-ified. Updated all uses.
17375 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
17376 (RET_FUNCTION): New.
17377 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
17378 (__mips16_ret_sc, __mips16_ret_dc): New.
17379 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
17380 STUB_ARGS_6, STUB_ARGS_10): New.
17381 (CALL_STUB_NO_RET): New.
17382 (__mips16_call_stub_1): Macro-ified.
17383 (__mips16_call_stub_5): Macro-ified.
17384 (__mips16_call_stub_2): Macro-ified.
17385 (__mips16_call_stub_6): Macro-ified.
17386 (__mips16_call_stub_9): Macro-ified.
17387 (__mips16_call_stub_10): Macro-ified.
17388 (CALL_STUB_RET): New.
17389 (__mips16_call_stub_sf_0): Macro-ified.
17390 (__mips16_call_stub_sf_1): Macro-ified.
17391 (__mips16_call_stub_sf_5): Macro-ified.
17392 (__mips16_call_stub_sf_2): Macro-ified.
17393 (__mips16_call_stub_sf_6): Macro-ified.
17394 (__mips16_call_stub_sf_9): Macro-ified.
17395 (__mips16_call_stub_sf_10): Macro-ified.
17396 (__mips16_call_stub_df_0): Macro-ified.
17397 (__mips16_call_stub_df_1): Macro-ified.
17398 (__mips16_call_stub_df_5): Macro-ified.
17399 (__mips16_call_stub_df_2): Macro-ified.
17400 (__mips16_call_stub_df_6): Macro-ified.
17401 (__mips16_call_stub_df_9): Macro-ified.
17402 (__mips16_call_stub_df_10): Macro-ified.
17403 (__mips16_call_stub_sc_0): New.
17404 (__mips16_call_stub_sc_1): New.
17405 (__mips16_call_stub_sc_5): New.
17406 (__mips16_call_stub_sc_2): New.
17407 (__mips16_call_stub_sc_6): New.
17408 (__mips16_call_stub_sc_9): New.
17409 (__mips16_call_stub_sc_10): New.
17410 (__mips16_call_stub_dc_0): New.
17411 (__mips16_call_stub_dc_1): New.
17412 (__mips16_call_stub_dc_5): New.
17413 (__mips16_call_stub_dc_2): New.
17414 (__mips16_call_stub_dc_6): New.
17415 (__mips16_call_stub_dc_9): New.
17416 (__mips16_call_stub_dc_10): New.
17418 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
17419 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
17420 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
17422 2007-05-23 Ian Lance Taylor <iant@google.com>
17424 * doc/invoke.texi (Invoking GCC): Document that the order of the
17427 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
17430 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
17431 * config/score/predicate.md (const_pow2, const_npow2): Remove.
17432 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
17436 * config/score/score.c (score_print_operand): Make sure that only
17437 lower bits are used.
17439 2007-05-22 Ian Lance Taylor <iant@google.com>
17441 * tree-vrp.c (avoid_overflow_infinity): New static function,
17442 broken out of set_value_range_to_value.
17443 (set_value_range_to_value): Call avoid_overflow_infinity.
17444 (extract_range_from_assert): Likewise.
17446 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
17448 PR middle-end/31095
17449 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
17450 change the type before looking for a COMPOUND_EXPR.
17452 2007-05-22 Ian Lance Taylor <iant@google.com>
17454 * lower-subreg.c (decompose_multiword_subregs): If we change an
17455 insn, call remove_retval_note on it.
17457 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
17459 * regs.h (end_hard_regno): New function.
17460 (END_HARD_REGNO, END_REGNO): New macros.
17461 (add_to_hard_reg_set): New function.
17462 (remove_from_hard_reg_set): Likewise.
17463 (in_hard_reg_set_p): Likewise.
17464 (overlaps_hard_reg_set_p): Likewise.
17465 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
17466 (note_btr_set): Use END_HARD_REGNO.
17467 * caller-save.c (setup_save_areas): Use end_hard_regno.
17468 (mark_set_regs): Use END_HARD_REGNO.
17469 (add_stored_regs): Use end_hard_regno.
17470 (mark_referenced_regs): Use add_to_hard_reg_set.
17471 * combine.c (update_table_tick): Use END_REGNO.
17472 (record_value_for_reg): Likewise.
17473 (record_dead_and_set_regs): Likewise.
17474 (get_last_value_validate): Likewise.
17475 (use_crosses_set_p): Likewise.
17476 (reg_dead_at_p_1): Likewise.
17477 (reg_dead_at_p): Likewise.
17478 (mark_used_regs_combine): Use add_to_hard_reg_set.
17479 (move_deaths): Use END_HARD_REGNO.
17480 (reg_bitfield_target_p): Use end_hard_regno.
17481 (distribute_notes): Use END_HARD_REGNO.
17482 * cse.c (mention_regs): Use END_REGNO.
17483 (insert): Use add_to_hard_reg_set.
17484 (invalidate): Use END_HARD_REGNO.
17485 (invalidate_for_call): Likewise.
17486 (exp_equiv_p): Use END_REGNO.
17487 (cse_insn): Likewise.
17488 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
17489 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
17490 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
17491 * function.c (keep_stack_depressed): Use end_hard_regno.
17492 * global.c (global_alloc): Use end_hard_regno.
17493 (global_conflicts): Use add_to_hard_reg_set instead of
17495 (find_reg): Likewise.
17496 (mark_reg_store): Likewise.
17497 (mark_reg_conflicts): Likewise.
17498 (mark_reg_death): Use remove_from_hard_reg_set.
17499 (mark_reg_live_nc): Delete.
17500 (set_preference): Use end_hard_regno.
17501 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
17502 remove_from_hard_reg_set.
17503 (post_mark_life): Use add_to_hard_reg_set.
17504 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
17505 (reg_becomes_live): Use add_to_hard_reg_set.
17506 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
17507 (peep2_find_free_register): Use add_to_hard_reg_set.
17508 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
17509 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
17510 * regrename.c (note_sets): Use add_to_hard_reg_set.
17511 (clear_dead_regs): Use remove_from_hard_reg_set.
17512 (regrename_optimize): Use add_to_hard_reg_set.
17513 (find_oldest_value_reg): Use in_hard_reg_set_p.
17514 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
17515 (hard_reg_set_here_p): Use end_hard_regno.
17516 (decompose): Likewise.
17517 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
17518 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
17519 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
17520 (mark_home_live): Use end_hard_regno.
17521 (spill_hard_reg): Likewise.
17522 (clear_reload_reg_in_use): Likewise.
17523 * reorg.c (delete_prior_computation): Use END_REGNO.
17524 * resource.c (update_live_status): Use END_HARD_REGNO.
17525 (mark_referenced_resources): Use add_to_hard_reg_set.
17526 (mark_set_resources): Likewise.
17527 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
17528 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
17529 (reg_overlap_mentioned_p): Likewise.
17530 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
17531 (covers_regno_no_parallel_p): Use END_REGNO.
17532 (find_regno_note): Likewise.
17533 (find_reg_fusage): Use END_HARD_REGNO.
17534 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
17535 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
17537 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
17539 * mode-switching.c (reg_dies): Change type of second argument to
17541 (optimize_mode_switching): Update accordingly.
17543 2007-05-22 Richard Sandiford <richard@codesourcery.com>
17545 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
17547 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
17548 (hard_reg_set_empty_p): ...these new functions.
17549 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
17550 GO_IF_HARD_REG_SUBSET.
17551 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
17552 instead of GO_IF_HARD_REG_EQUAL.
17553 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
17554 instead of GO_IF_HARD_REG_EQUAL.
17555 * global.c (find_reg): Use hard_reg_set_empty_p instead of
17556 GO_IF_HARD_REG_SUBSET.
17557 (modify_reg_pav): Use hard_reg_set_empty_p instead of
17558 GO_IF_HARD_REG_EQUAL.
17559 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
17560 of GO_IF_HARD_REG_SUBSET.
17561 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
17562 instead of GO_IF_HARD_REG_EQUAL.
17563 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
17564 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
17565 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
17566 of GO_IF_HARD_REG_SUBSET,
17567 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
17568 GO_IF_HARD_REG_SUBSET.
17569 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
17570 instead of GO_IF_HARD_REG_EQUAL.
17571 * config/sh/sh.c (push_regs, calc_live_regs): Use
17572 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
17573 (hard_regs_intersect_p): Delete.
17575 2007-05-22 Janis Johnson <janis187@us.ibm.com>
17577 * doc/sourcebuild.texi (Test Directives) Add dg-message.
17579 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
17580 Richard Henderson <rth@redhat.com>
17582 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
17584 (x86_64-*-*): Likewise.
17586 * i386/i386-modes.def (V2QI): New.
17588 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
17590 (override_options): Support SSE4.1.
17591 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
17592 (IX86_BUILTIN_BLENDPS): Likewise.
17593 (IX86_BUILTIN_BLENDVPD): Likewise.
17594 (IX86_BUILTIN_BLENDVPS): Likewise.
17595 (IX86_BUILTIN_PBLENDVB128): Likewise.
17596 (IX86_BUILTIN_PBLENDW128): Likewise.
17597 (IX86_BUILTIN_DPPD): Likewise.
17598 (IX86_BUILTIN_DPPS): Likewise.
17599 (IX86_BUILTIN_INSERTPS128): Likewise.
17600 (IX86_BUILTIN_MOVNTDQA): Likewise.
17601 (IX86_BUILTIN_MPSADBW128): Likewise.
17602 (IX86_BUILTIN_PACKUSDW128): Likewise.
17603 (IX86_BUILTIN_PCMPEQQ): Likewise.
17604 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
17605 (IX86_BUILTIN_PMAXSB128): Likewise.
17606 (IX86_BUILTIN_PMAXSD128): Likewise.
17607 (IX86_BUILTIN_PMAXUD128): Likewise.
17608 (IX86_BUILTIN_PMAXUW128): Likewise.
17609 (IX86_BUILTIN_PMINSB128): Likewise.
17610 (IX86_BUILTIN_PMINSD128): Likewise.
17611 (IX86_BUILTIN_PMINUD128): Likewise.
17612 (IX86_BUILTIN_PMINUW128): Likewise.
17613 (IX86_BUILTIN_PMOVSXBW128): Likewise.
17614 (IX86_BUILTIN_PMOVSXBD128): Likewise.
17615 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
17616 (IX86_BUILTIN_PMOVSXWD128): Likewise.
17617 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
17618 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
17619 (IX86_BUILTIN_PMOVZXBW128): Likewise.
17620 (IX86_BUILTIN_PMOVZXBD128): Likewise.
17621 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
17622 (IX86_BUILTIN_PMOVZXWD128): Likewise.
17623 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
17624 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
17625 (IX86_BUILTIN_PMULDQ128): Likewise.
17626 (IX86_BUILTIN_PMULLD128): Likewise.
17627 (IX86_BUILTIN_ROUNDPD): Likewise.
17628 (IX86_BUILTIN_ROUNDPS): Likewise.
17629 (IX86_BUILTIN_ROUNDSD): Likewise.
17630 (IX86_BUILTIN_ROUNDSS): Likewise.
17631 (IX86_BUILTIN_PTESTZ): Likewise.
17632 (IX86_BUILTIN_PTESTC): Likewise.
17633 (IX86_BUILTIN_PTESTNZC): Likewise.
17634 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
17635 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
17636 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
17637 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
17638 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
17639 (bdesc_ptest): New.
17640 (bdesc_sse_3arg): Likewise.
17641 (bdesc_2arg): Likewise.
17642 (bdesc_1arg): Likewise.
17643 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
17645 (ix86_expand_sse_4_operands_builtin): New.
17646 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
17647 smaller than 8 bits as the 2nd arg.
17648 (ix86_expand_sse_ptest): New.
17649 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
17650 (ix86_expand_vector_set): Support SSE4.1.
17651 (ix86_expand_vector_extract): Likewise.
17653 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
17654 __SSE4_1__ for -msse4.1.
17656 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
17657 (UNSPEC_INSERTPS): Likewise.
17658 (UNSPEC_DP): Likewise.
17659 (UNSPEC_MOVNTDQA): Likewise.
17660 (UNSPEC_MPSADBW): Likewise.
17661 (UNSPEC_PHMINPOSUW): Likewise.
17662 (UNSPEC_PTEST): Likewise.
17663 (UNSPEC_ROUNDP): Likewise.
17664 (UNSPEC_ROUNDS): Likewise.
17666 * config/i386/i386.opt (msse4.1): New for SSE4.1.
17668 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
17669 (const_pow2_1_to_32768_operand): Likewise.
17671 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
17674 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
17676 (sse4_1_insertps): Likewise.
17677 (*sse4_1_extractps): Likewise.
17678 (sse4_1_ptest): Likewise.
17679 (sse4_1_mulv2siv2di3): Likewise.
17680 (*sse4_1_mulv4si3): Likewise.
17681 (*sse4_1_smax<mode>3): Likewise.
17682 (*sse4_1_umax<mode>3): Likewise.
17683 (*sse4_1_smin<mode>3): Likewise.
17684 (*sse4_1_umin<mode>3): Likewise.
17685 (sse4_1_eqv2di3): Likewise.
17686 (*sse4_1_pinsrb): Likewise.
17687 (*sse4_1_pinsrd): Likewise.
17688 (*sse4_1_pinsrq): Likewise.
17689 (*sse4_1_pextrb): Likewise.
17690 (*sse4_1_pextrb_memory): Likewise.
17691 (*sse4_1_pextrw_memory): Likewise.
17692 (*sse4_1_pextrq): Likewise.
17693 (sse4_1_blendpd): Likewise.
17694 (sse4_1_blendps): Likewise.
17695 (sse4_1_blendvpd): Likewise.
17696 (sse4_1_blendvps): Likewise.
17697 (sse4_1_dppd): Likewise.
17698 (sse4_1_dpps): Likewise.
17699 (sse4_1_movntdqa): Likewise.
17700 (sse4_1_mpsadbw): Likewise.
17701 (sse4_1_packusdw): Likewise.
17702 (sse4_1_pblendvb): Likewise.
17703 (sse4_1_pblendw): Likewise.
17704 (sse4_1_phminposuw): Likewise.
17705 (sse4_1_extendv8qiv8hi2): Likewise.
17706 (*sse4_1_extendv8qiv8hi2): Likewise.
17707 (sse4_1_extendv4qiv4si2): Likewise.
17708 (*sse4_1_extendv4qiv4si2): Likewise.
17709 (sse4_1_extendv2qiv2di2): Likewise.
17710 (*sse4_1_extendv2qiv2di2): Likewise.
17711 (sse4_1_extendv4hiv4si2): Likewise.
17712 (*sse4_1_extendv4hiv4si2): Likewise.
17713 (sse4_1_extendv2hiv2di2): Likewise.
17714 (*sse4_1_extendv2hiv2di2): Likewise.
17715 (sse4_1_extendv2siv2di2): Likewise.
17716 (*sse4_1_extendv2siv2di2): Likewise.
17717 (sse4_1_zero_extendv8qiv8hi2): Likewise.
17718 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
17719 (sse4_1_zero_extendv4qiv4si2): Likewise.
17720 (*sse4_1_zero_extendv4qiv4si2): Likewise.
17721 (sse4_1_zero_extendv2qiv2di2): Likewise.
17722 (*sse4_1_zero_extendv2qiv2di2): Likewise.
17723 (sse4_1_zero_extendv4hiv4si2): Likewise.
17724 (*sse4_1_zero_extendv4hiv4si2): Likewise.
17725 (sse4_1_zero_extendv2hiv2di2): Likewise.
17726 (*sse4_1_zero_extendv2hiv2di2): Likewise.
17727 (sse4_1_zero_extendv2siv2di2): Likewise.
17728 (*sse4_1_zero_extendv2siv2di2): Likewise.
17729 (sse4_1_roundpd): Likewise.
17730 (sse4_1_roundps): Likewise.
17731 (sse4_1_roundsd): Likewise.
17732 (sse4_1_roundss): Likewise.
17733 (mulv4si3): Don't expand for SSE4.1.
17734 (smax<mode>3): Likewise.
17735 (umaxv4si3): Likewise.
17736 (uminv16qi3): Likewise.
17737 (umin<mode>3): Likewise.
17738 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
17740 * doc/extend.texi: Document SSE4.1 built-in functions.
17742 * doc/invoke.texi: Document -msse4.1.
17744 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
17746 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
17747 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
17748 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
17749 (ASM_SPEC): Add asm_pcrel_spec.
17750 (EXTRA_SPECS): Add asm_pcrel_spec.
17752 2007-05-21 David Daney <ddaney@avtrex.com>
17754 * doc/install.texi (Building a cross compiler): Add requirements
17755 for Java cross compiler.
17757 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
17759 PR middle-end/31995
17760 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
17761 Add loopno argument. Use evolution_function_is_invariant_rec_p
17762 instead of evolution_function_is_constant_p.
17763 Update calls to evolution_function_is_affine_multivariate_p.
17764 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
17765 Add loopno argument.
17766 * tree-scalar-evolution.c (gather_chrec_stats): Call
17767 evolution_function_is_affine_multivariate_p with a loop
17769 * tree-data-ref.c (analyze_miv_subscript): Likewise.
17770 (analyze_overlapping_iterations): Likewise.
17771 (access_functions_are_affine_or_constant_p): Likewise.
17772 (build_classic_dist_vector_1): If the access functions
17773 are equal, don't do anything.
17775 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
17776 Paolo Carlini <pcarlini@suse.de>
17777 Uros Bizjak <ubizjak@gmail.com>
17779 * c-cppbuiltin.c (c_cpp_builtins): Define
17780 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
17781 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
17782 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
17783 * doc/cpp.texi ([Standard Predefined Macros]): Document.
17785 2007-05-21 Mike Stump <mrs@apple.com>
17787 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
17789 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
17791 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
17793 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
17794 implementation if __OPTIMIZE__ is not defined.
17795 (_mm_alignr_pi8): Ditto.
17796 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
17797 (_mm_inserti_si64): Ditto.
17798 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
17799 (_mm_slli_epi16): Ditto.
17800 (_mm_slli_epi32): Ditto.
17801 (_mm_slli_epi64): Ditto.
17802 (_mm_srai_epi16): Ditto.
17803 (_mm_srai_epi32): Ditto.
17804 (_mm_srli_si128): Ditto.
17805 (_mm_slli_si128): Ditto.
17806 (_mm_srli_epi16): Ditto.
17807 (_mm_srli_epi32): Ditto.
17808 (_mm_srli_epi64): Ditto.
17809 (_mm_extract_epi16): Ditto.
17810 (_mm_insert_epi16): Ditto.
17811 (_mm_shufflehi_epi16): Ditto.
17812 (_mm_shufflelo_epi16): Ditto.
17813 (_mm_shuffle_epi32): Ditto.
17814 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
17815 (_m_pextrw): Ditto.
17816 (_mm_insert_pi16): Ditto.
17817 (_m_pinsrw): Ditto.
17818 (_mm_shuffle_pi16): Ditto.
17819 (_m_pshufw): Ditto.
17820 (_mm_shufle_ps): Ditto.
17821 (_mm_prefetch): Ditto.
17823 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
17825 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
17826 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
17827 * real.c (encode_i370_single, decode_i370_single,
17828 encode_i370_double, decode_i370_double): Functions removed.
17829 (i370_single_format, i370_double_format): Initializations removed.
17830 (real_maxval, round_for_format, exact_real_truncate, significand_size):
17831 Consider the log2_b field to always be one.
17832 (ieee_single_format, mips_single_format, coldfire_single_format,
17833 ieee_double_format, mips_double_format, coldfire_double_format,
17834 ieee_extended_motorola_format, ieee_extended_intel_96_format,
17835 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
17836 ibm_extended_format, mips_extended_format, ieee_quad_format,
17837 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
17838 decimal_single_format, decimal_double_format, decimal_quad_format,
17839 c4x_single_format, c4x_extended_format, real_internal_format): Remove
17840 initialization of log2_b.
17841 * real.h (i370_single_format, i370_double_format): Declarations
17843 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
17844 field to always be one.
17846 2007-05-21 Andreas Schwab <schwab@suse.de>
17848 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
17849 NOTE_INSN_BASIC_BLOCK_P.
17850 (process_for_unwind_directive): Likewise.
17852 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
17854 * builtins.c (expand_builtin_setjmp_setup): Update comment.
17855 * function.h (struct function): Move va_list_gpr_size,
17856 va_list_fpr_size, function_frequency to front of bitfields. Add
17858 (current_function_calls_unwind_init): New.
17859 * except.c (expand_builtin_unwind_init): Set
17860 current_function_calls_unwind_init not
17861 current_function_has_nonlocal_label.
17862 * reload1.c (has_nonexceptional_receiver): New.
17863 (reload): Use it and current_function_calls_unwind_init to
17864 determine whether call-saved regs must be saved.
17866 2007-05-20 Jan Hubicka <jh@suse.cz>
17868 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
17869 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
17870 * ddg.c (create_ddg): LIkewise.
17871 * final.c (final): Remove hunk moving line number notes around since
17872 they are no longer present at this stage.
17873 (final_scan_insn): Use NOTE_KIND instead of
17874 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
17875 (output_asm_label): Likewise.
17876 * reorg.c (dbr_schedule): Likewise.
17877 * haifa-sched.c (unlink_other_notes): Likewise.
17878 * mode-switching.c (optimize_mode_switching): Likewise.
17879 * graph.c (start_bb): Likewise.
17880 * rtl.def (NOTE): Update description.
17881 * jump.c (squeeze_notes): Delete.
17882 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
17883 NOTE_INSN_BASIC_BLOCK_P when possible.
17884 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
17885 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
17886 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
17887 (dwarf2out_var_location): Likewise.
17888 * cfgbuild.c (make_edges): Likewise.
17889 (find_basic_blocks_1): Likewise.
17890 * function.c (reorder_blocks_1): Likewise.
17891 (epilogue_done): Likewise.
17892 (reposition_prologue_and_epilogue_notes): Likewise.
17893 * print-rtl.c (print_rtx): Likewise; drop code for printing
17895 (print_rtl): Likewise.
17896 (print_rtl_single): Likewise.
17897 * gcse.c (insert_insn_start_bb): Likewise.
17898 * alias.c (init_alias_analysis): Likewise.
17899 * calls.c (fixup_tail_calls): Likewise.
17900 * except.c (sjlj_emit_function_enter): Likewise.
17901 * emit-rtl.c (add_insn_after): Likeiwse.
17902 (emit_label_before): Likewise.
17903 (emit_label_after): Likewise.
17904 (emit_note_before, emit_note_after, emit_note): Update
17905 parameter to be enum insn_note; do not deal with source
17907 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
17908 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
17910 (merge_blocks_move_successor_nojumps): Simplify now when
17911 we don't have BLOCK notes.
17912 (try_optimize_cfg): Likewise.
17913 * cfglayout.c (skip_insns_after_block): Likewise.
17914 (record_effective_endpoints): Likewise.
17915 (duplicate_insn_chain): Likewise.
17916 * varasm.c (output_constant_pool_1): Likewise.
17917 * sched-deps.c (sched_analyze): Likewise.
17918 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
17920 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
17921 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
17922 (SET_INSN_DELETED): Simplify.
17923 (NOTE_LINE_NUMBER): Exterminate.
17924 (NOTE_LINE_KIND): New.
17925 (NOTE_INSN_BASIC_BLOCK_P): Update.
17926 (enum insn_note): Simplify.
17927 (GET_NOTE_INSN_NAME) Simplify.
17928 (emit_note_before, emit_note_after, emit_note): Update prototype.
17929 (squeeze_notes): Remove.
17930 * sched-int.h (NOTE_NOT_BB_P): Update.
17931 * resource.c (mark_target_live_regs): Update.
17932 * sched-rgn.c (debug_dependencies): Update.
17933 * sched-vis.c (print_insn): Update.
17934 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
17935 * config/i386/i386.c (ix86_output_function_epilogue): Update.
17936 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
17937 (TARGET_ADJUST_UNROLL_MAX): Likewise.
17938 (split_branches): Update.
17939 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
17941 (sh_adjust_unroll_max): Exterminate.
17942 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
17943 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
17944 (m68hc11_reorg): Likewise.
17945 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
17946 (emit_predicate_relation_info): Update.
17947 (process_for_unwind_directive): Update.
17948 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
17949 (output_call): Update.
17950 * config/pa/pa.c (output_lbranch): Update.
17951 (output_millicode_call): Update.
17952 (output_call): Update.
17953 (pa_combine_instructions): Update.
17954 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
17955 * config/bfin/bfin.c (gen_one_bundle): Update.
17956 * cfgrtl.c (can_delete_note_p): Update.
17957 (delete_insn): Update.
17958 (rtl_merge_blocks): Update.
17959 (commit_one_edge_insertion): Update.
17960 (rtl_verify_flow_info): Update.
17961 * stmt.c (expand_case): Do not call squeeze_notes.
17963 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17970 * c.opt (Wtype-limits): New.
17971 * doc/invoke.texi (Wtype-limits): Document it.
17972 (Wextra): Enabled by -Wextra.
17973 * c-opts.c (c_common_post_options): Enabled by -Wextra.
17974 * c-common.c (shorten_compare): Warn with Wtype-limits.
17976 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
17978 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
17979 inlined function, not as a macro.
17980 (_mm_alignr_pi8): Ditto.
17981 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
17982 (_mm_inserti_si64): Ditto.
17983 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
17984 (_mm_extract_epi16): Ditto.
17985 (_mm_insert_epi16): Ditto.
17986 (_mm_shufflehi_epi16): Ditto.
17987 (_mm_shufflelo_epi16): Ditto.
17988 (_mm_shuffle_epi32): Ditto.
17989 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
17990 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
17992 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
17994 (_m_to_float): Use C89 compatible assignment.
17996 2007-05-20 Martin Michlmayr <tbm@cyrius.com>
17999 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
18001 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18004 * doc/invoke.texi (Wreturn-type): Complete description.
18005 (Wextra): Delete item about return-type warning.
18006 * c-decl.c: Delete redundant Wextra warning.
18008 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
18011 * config/i386/pmmintrin.h: Do not include xmmintrin.h
18012 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
18013 inlined function, not as a macro.
18014 (_mm_prefetch): Ditto.
18015 (_m_pextrw): Ditto.
18016 (_mm_insert_pi16): Ditto.
18017 (_m_pinsrw): Ditto.
18018 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
18019 (_m_pshufw): Ditto. Add const to __N argument.
18020 (_mm_shufle_ps): Ditto. Add const to __mask argument.
18021 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
18022 (_mm_slli_epi32): Ditto.
18023 (_mm_srli_si128): Implement as always inlined function, not as a
18024 macro. Add __inline to function declaration.
18025 (_mm_slli_si128): Ditto.
18027 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
18029 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
18030 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
18032 (struct fenv): New structure.
18033 (FP_HANDLE_EXCEPTIONS): New define.
18034 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
18035 (_FP_DECL_EXP): New define.
18036 (FP_INIT_ROUNDMODE): New define.
18037 (FP_ROUNDMODE): New define.
18039 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18041 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
18042 (Wconversion): Update description.
18043 (Wconversion-sign): New.
18044 * c.opt (Wconversion-sign): New.
18045 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
18046 means disabled for C++. Otherwise, take the status of Wconversion.
18047 * c-common.c (conversion_warning): Warn with either Wconversion or
18049 (warnings_for_convert_and_check): Conditions are already checked by
18050 conversion_warning.
18051 (convert_and_check): Don't check warnings if the conversion failed.
18053 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
18054 Anatoly Sokolov <aesok@dol.ru>
18056 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
18057 avr_epilogue_uses) : Add declaration.
18058 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
18059 * config/avr/constraints.md (R): New constraint.
18060 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
18061 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
18062 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
18063 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
18064 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
18065 call_prologue_saves, epilogue_restores, return_from_epilogue,
18066 return_from_main_epilogue, return_from_interrupt_epilogue,
18067 return_from_naked_epilogue, prologue, epilogue): New patterns.
18068 (jump): Handle symbol reference.
18069 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
18070 avr_output_function_prologue, avr_output_function_epilogue): Remove
18072 (avr_init_machine_status, expand_prologue, expand_epilogue,
18073 avr_asm_function_end_prologue, avr_epilogue_uses,
18074 avr_asm_function_begin_epilogue): New functions.
18075 (prologue_size, epilogue_size, jump_tables_size): Remove global
18077 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
18078 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
18079 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
18080 (avr_override_options): Initialise init_machine_status.
18081 (output_movhi): Handle all stack pointer loads.
18082 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
18083 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
18084 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
18085 (EPILOGUE_USES) Redefine.
18086 (machine_function) Declare.
18088 2007-05-19 Richard Sandiford <richard@codesourcery.com>
18090 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
18091 Use a single return statement.
18093 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18095 PR middle-end/30250
18096 * builtins.c (do_mpfr_lgamma_r): New.
18097 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
18098 * tree.h (CASE_FLT_FN_REENT): New.
18100 2007-05-18 Geoffrey Keating <geoffk@apple.com>
18102 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
18103 (output_die): Use 'unsigned long' with %x.
18104 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
18105 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
18106 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
18108 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
18110 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
18115 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
18116 true if function has no argument.
18118 2007-05-18 DJ Delorie <dj@redhat.com>
18120 * config/mips/mips.c (mips_offset_within_alignment_p): New.
18121 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
18123 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
18125 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
18126 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
18127 count_trailing_zeros.
18128 (__i386__): Implement count_leading_zeros using __builtin_clz().
18129 Implement count_trailing_zeros usign __builtin_ctz().
18131 2007-05-18 Richard Sandiford <richard@codesourcery.com>
18133 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
18135 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
18137 PR middle-end/31344
18138 * expr.c (emit_move_change_mode): Change mode of push operands here.
18140 2007-05-17 Ian Lance Taylor <iant@google.com>
18142 PR tree-optimization/31953
18143 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
18144 Change all callers.
18145 (set_value_range_to_null): Call set_value_range_to_value.
18146 (extract_range_from_comparison): Likewise.
18148 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18150 * toplev.c (print_version): Output GMP/MPFR version info.
18152 * builtins.c (CASE_MATHFN_REENT): New macro.
18153 (mathfn_built_in): Use it.
18154 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
18155 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
18156 BUILT_IN_LGAMMAL_R): New.
18157 * doc/extend.texi: Document new builtins.
18159 PR middle-end/31796
18160 * builtins.c (do_mpfr_remquo): New.
18161 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
18162 (fold_builtin_3): Handle BUILT_IN_REMQUO.
18164 PR middle-end/30251
18165 * builtins.c (fold_builtin_1): Handle y0, y1.
18166 (fold_builtin_2): Handle yn.
18168 PR middle-end/30251
18169 * builtins.c (do_mpfr_bessel_n): New.
18170 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
18171 (fold_builtin_2): Handle BUILT_IN_JN.
18173 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
18176 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
18177 TYPE_PRECISION (intmax_type_node).
18179 2007-05-17 Steve Ellcey <sje@cup.hp.com>
18182 * reload.c (subst_reloads): Remove checking.
18184 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
18186 PR rtl-optimization/31691
18187 * combine.c (simplify_set): Build a new src pattern instead of
18188 substituting its operands in the COMPARE case.
18190 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
18192 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
18193 (execute_vrp): Preserve loops through jump threading.
18194 * tree-ssa-threadupdate.c (thread_single_edge,
18195 dbds_continue_enumeration_p, determine_bb_domination_status,
18196 thread_through_loop_header): New functions.
18197 (create_edge_and_update_destination_phis,
18198 create_edge_and_update_destination_phis): Set loops for the new blocks.
18199 (prune_undesirable_thread_requests): Removed.
18200 (redirect_edges): Do not pretend that redirect_edge_and_branch can
18202 (thread_block): Do not call prune_undesirable_thread_requests.
18204 (mark_threaded_blocks): Select edges to thread here.
18205 (thread_through_all_blocks): Take may_peel_loop_headers argument.
18206 Thread edges through loop headers independently.
18207 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
18208 * tree-pass.h (TODO_mark_first_instance): New.
18209 (first_pass_instance): Declare.
18210 * cfghooks.c (duplicate_block): Put the block to the original loop
18211 if copy is not specified.
18212 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
18213 jump threading. Pass may_peel_loop_headers to
18214 thread_through_all_blocks according to first_pass_instance.
18215 * cfgloop.h (create_preheader): Declare.
18216 * tree-flow.h (thread_through_all_blocks): Declaration changed.
18217 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
18218 * passes.c (first_pass_instance): New variable.
18219 (next_pass_1): Set TODO_mark_first_instance.
18220 (execute_todo): Set first_pass_instance.
18222 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
18224 PR tree-optimization/24659
18225 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
18226 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
18227 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
18228 OTI_vec_pack_ufix_trunc.
18229 (vec_unpacks_float_hi_optab): Define new macro.
18230 (vec_unpacks_float_lo_optab): Ditto.
18231 (vec_unpacku_float_hi_optab): Ditto.
18232 (vec_unpacku_float_lo_optab): Ditto.
18233 (vec_pack_sfix_trunc_optab): Ditto.
18234 (vec_pack_ufix_trunc_optab): Ditto.
18235 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
18236 and vec_pack_[s|u]fix_trunc_optab using
18237 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
18238 * tree-vectorizer.c (supportable_widening_operation): Handle
18239 FLOAT_EXPR and CONVERT_EXPR. Update comment.
18240 (supportable_narrowing_operation): New function.
18241 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
18242 * tree-vect-transform.c (vectorizable_conversion): Handle
18243 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
18244 (vect_gen_widened_results_half): Move before vectorizable_conversion.
18245 (vectorizable_type_demotion): Call supportable_narrowing_operation()
18246 to check for target support.
18247 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
18248 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
18249 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
18250 for VEC_PACK_FIX_TRUNC_EXPR.
18251 (expand_binop): Special case mode of the result for
18252 vec_pack_[u|s]fix_trunc_optab.
18253 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
18254 vec_pack_[u|s]fix_trunc_optab.
18256 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
18257 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
18258 * tree-pretty-print.c (dump_generic_node): Handle
18259 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
18260 VEC_PACK_FIX_TRUNC_EXPR.
18262 * expr.c (expand_expr_real_1): Ditto.
18263 * tree-inline.c (estimate_num_insns_1): Ditto.
18264 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
18266 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
18267 (vec_unpacks_float_lo_v8hi): Ditto.
18268 (vec_unpacku_float_hi_v8hi): Ditto.
18269 (vec_unpacku_float_lo_v8hi): Ditto.
18270 (vec_unpacks_float_hi_v4si): Ditto.
18271 (vec_unpacks_float_lo_v4si): Ditto.
18272 (vec_pack_sfix_trunc_v2df): Ditto.
18274 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
18276 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
18277 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
18278 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
18279 [vec_pack_ufix_trunc]: Ditto.
18280 [vec_unpacks_float_hi]: Ditto.
18281 [vec_unpacks_float_lo]: Ditto.
18282 [vec_unpacku_float_hi]: Ditto.
18283 [vec_unpacku_float_lo]: Ditto.
18285 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
18287 * soft-fp/README: Update for new files.
18288 * soft-fp/floattisf.c: New file.
18289 * soft-fp/floattidf.c: New file.
18290 * soft-fp/floattitf.c: New file.
18291 * soft-fp/floatuntisf.c: New file.
18292 * soft-fp/floatuntidf.c: New file.
18293 * soft-fp/floatuntitf.c: New file.
18294 * soft-fp/fixsfti.c: New file.
18295 * soft-fp/fixdfti.c: New file.
18296 * soft-fp/fixtfti.c: New file.
18297 * soft-fp/fixunssfti.c: New file.
18298 * soft-fp/fixunsdfti.c: New file.
18299 * soft-fp/fixunstfti.c: New file.
18300 * soft-fp/extendxftf.c: New file.
18301 * soft-fp/trunctfxf.c: New file.
18303 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
18304 (__trunctfxf2): Ditto.
18306 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
18307 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
18308 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
18309 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
18310 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
18311 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
18313 * config/i386/t-fprules-softfp64: New file.
18314 * config/i386/sfp-machine.h: New file.
18315 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
18316 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
18317 and soft-fp/t-softfp to tmake_file.
18318 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
18319 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
18321 * config/i386/t-linux64 (softfp_wrap_start): New.
18322 (softfp_wrap_end): New.
18323 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
18324 supported for TARGET_64BIT.
18326 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
18328 * c-common.c (c_common_signed_or_unsigned_type): Emulate
18329 c_common_unsigned_type behavior.
18331 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
18333 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
18336 2007-05-16 Eric Christopher <echristo@apple.com>
18338 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
18339 saving after stack push. Set sp_offset whenever we push.
18340 (rs6000_emit_epilogue): Move altivec register restore before
18343 2007-05-16 Richard Sandiford <richard@codesourcery.com>
18345 * configure.ac: Allow sysroots to be relocated under $prefix as
18346 well as $exec_prefix.
18347 * configure: Regenerate.
18349 2007-05-16 Richard Sandiford <richard@codesourcery.com>
18353 2007-05-12 Richard Sandiford <richard@codesourcery.com>
18355 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
18356 (gcc_tooldir): Likewise.
18357 * configure: Regenerate.
18358 * Makefile.in (libsubdir_to_prefix): New variable, based on the
18359 old configure.ac gcc_tooldir setting.
18360 (prefix_to_exec_prefix): New variable.
18361 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
18362 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
18364 2007-05-14 Janis Johnson <janis187@us.ibm.com>
18366 * c-typeck.c (build_binary_op): Return early for error.
18368 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
18370 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
18371 struct nb_iter_bound.
18372 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
18373 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
18374 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
18375 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
18376 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
18377 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
18378 (del_scev_info): Use ggc_free.
18379 (scev_initialize): Allocate scalar_evolution_info in gc memory.
18380 * loop-init.c: Include ggc.h.
18381 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
18382 (loop_optimizer_finalize): Use ggc_free.
18383 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
18384 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
18385 pass_iv_optimize): Add TODO_ggc_collect.
18386 * function.h (struct function): Remove skip marker from
18388 * cfgloop.c: Include ggc.h.
18389 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
18391 (establish_preds): Vector superloops is gc allocated.
18392 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
18394 (flow_loops_find): Vector larray is gc allocated.
18395 (loop_exit_free): Use ggc_free.
18396 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
18397 that head of exits list is now not a part of struct loop.
18398 (record_loop_exits): Allocate exits table in gc memory.
18399 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect
18400 that head of exits list is now not a part of struct loop.
18401 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
18402 struct loop_exit): Add GTY marker.
18403 (struct loop): Add GTY marker. Make superloops vector gc allocated.
18404 Add skip marker to aux field. Make head of exits list a separate
18406 (struct loops): Add GTY marker. Make larray vector gc allocated.
18407 Add param marker to exits table.
18408 (get_loops): Type changed.
18409 * Makefile.in (tree-scalar-evolution.o): Add
18410 gt-tree-scalar-evolution.h dependency.
18411 (cfgloop.o, loop-init.o): Add ggc.h dependency.
18412 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
18413 * basic-block.h (struct basic_block_def): Remove skip marker from
18416 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
18418 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
18419 of 0 in the call to expand_expr().
18420 (expand_builtin_mathfn_3): Ditto.
18421 (expand_builtin_interclass_mathfn): Ditto.
18422 (expand_builtin_cexpi): Ditto.
18423 (expand_builtin_int_roundingfn): Ditto.
18424 (expand_builtin_int_roundingfn_2): Ditto.
18425 (expand_builtin_pow): Ditto.
18426 (expand_builtin_powi): Ditto.
18427 (expand_builtin_bswap): Ditto.
18428 (expand_builtin_unop): Ditto.
18429 (expand_builtin_fabs): Ditto.
18430 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
18431 the call to expand_expr().
18432 (expand_builtin_sync_operation): Ditto.
18433 (expand_builtin_compare_and_swap): Ditto.
18434 (expand_builtin_lock_test_and_set): Ditto.
18435 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
18436 instead of 0 in the call to expand_expr().
18437 (expand_builtin_extract_return_addr): Ditto.
18438 (expand_builtin_eh_return): Ditto.
18439 (expand_eh_return): Ditto.
18440 * explow.c (expr_size): Ditto.
18441 * expr.c (optimize_bitfield_assignment_op): Ditto.
18442 (expand_assignement): Ditto.
18443 (store_expr): Ditto.
18444 (store_field): Ditto.
18445 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
18446 the call to expand_expr().
18447 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
18448 in the call to expand_expr().
18449 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
18450 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
18451 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
18453 * optabs.c (expand_vec_shift_expr): Ditto.
18454 (expand_vec_cond_expr): Ditto.
18455 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
18456 call to expand_expr().
18457 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
18458 in the call to expand_expr().
18460 2007-05-14 Dave Korn <dave.korn@artimi.com>
18462 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
18464 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
18466 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
18467 instead of c_common_unsigned_type.
18468 (c_common_unsigned_type): Remove.
18469 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
18470 c_common_unsigned_type.
18471 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
18472 c_common_unsigned_type.
18473 * c-common.h (c_common_unsigned_type): Remove.
18474 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
18475 c_common_unsigned_type.
18476 * c-format.c (check_format_types): Use unsigned_type_for instead of
18477 c_common_unsigned_type.
18478 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
18479 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead
18480 of c_common_unsigned_type.
18481 * convert.c (convert_to_integer): Use unsigned_type_for instead of
18482 lang_hooks.types.unsigned_type.
18483 * expmed.c (make_tree): Use unsigned_type_for instead of
18484 lang_hooks.types.unsigned_type.
18485 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
18486 lang_hooks.types.unsigned_type.
18487 (build_range_check): Likewise.
18488 (fold_unary): Likewise.
18489 (fold_binary): Likewise.
18490 (fold_ternary): Likewise.
18491 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
18492 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
18493 * tree.c (get_unsigned_type): New.
18494 (unsigned_type_for): Use get_unsigned_type instead of
18495 lang_hooks.types.unsigned_type.
18497 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
18499 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
18500 to m68k_get_function_kind. Update its prototype.
18501 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
18503 (m68k_interrupt_function_p): Return enum m68k_function_type
18504 instead of bool. Rename to m68k_get_function_kind.
18505 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
18506 target is not fido.
18507 (m68k_compute_frame_layout): Don't mark any register for save
18508 if an interrupt_thread attribute is specified.
18509 (m68k_hard_regno_rename_ok): Update a use of
18510 m68k_interrupt_function_p.
18511 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
18512 m68k_interrupt_function_p.
18513 (m68k_function_type): New.
18514 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
18515 for a function with an interrupt_thread attribute.
18516 * doc/extend.texi: Document the interrupt_thread attribute.
18518 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
18520 Fix PR tree-optimization/31911
18521 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
18522 if they didn't change the expression.
18524 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
18526 * tree-scalar-evolution.c (resolve_mixers): Exported.
18527 * tree-scalar-evolution.h (resolve_mixers): Declare.
18528 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
18529 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
18530 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
18531 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
18532 init_array_ref, init_pointer_ref, analyze_indirect_ref,
18533 strip_conversion, analyze_offset_expr, address_analysis,
18534 object_analysis, analyze_offset): Removed.
18535 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
18536 split_constant_offset, canonicalize_base_object_address,
18537 object_address_invariant_in_loop_p, disjoint_objects_p,
18538 dr_may_alias_p, dr_address_invariant_p): New functions.
18539 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
18540 and dr_analyze_alias.
18541 (initialize_data_dependence_relation): Use dr_may_alias_p
18542 and object_address_invariant_in_loop_p.
18543 (compute_self_dependence): Handle the case when
18544 DDR_ARE_DEPENDENT (ddr) is chrec_dont_know.
18545 (find_data_references_in_stmt): Restrict the analysis of data
18546 references to the given loop nest.
18547 (find_data_references_in_loop): Made static. Pass loop nest to
18548 find_data_references_in_stmt.
18549 (compute_data_dependences_for_loop): Use DR_VOPS.
18550 (free_data_ref): Free DR_VOPS.
18551 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
18552 (struct innermost_loop_behavior): ... new.
18553 (struct base_object_info): Replaced by ...
18554 (struct indices): ... new.
18555 (struct dr_alias): New.
18556 (enum data_ref_type): Removed.
18557 (struct data_reference): Consist of struct innermost_loop_behavior,
18558 struct indices and struct dr_alias.
18559 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
18560 (DR_MEMTAG): Renamed to ...
18561 (DR_SYMBOL_TAG): ... this.
18562 (find_data_references_in_loop): Declaration removed.
18563 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
18564 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
18565 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
18566 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
18568 2007-05-13 Revital Eres <eres@il.ibm.com>
18570 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
18571 which walks virtual def-use chains to find redundant stores.
18572 (dse_optimize_stmt): Call it.
18574 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
18576 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
18577 * passes.c (init_optimization_passes): Move pass_jump_bypass
18580 * basic-block.h (bb_has_eh_pred): Fix style issue.
18582 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
18584 PR rtl-optimization/31848
18585 * loop-invariant.c (move_invariant_reg): If we move an insn
18586 with a REG_EQUAL note, and that insn is not always executed,
18587 remove the REG_EQUAL note.
18589 2007-05-12 Richard Guenther <rguenther@suse.de>
18591 PR tree-optimization/31797
18592 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
18593 propagate into a stmt that has volatile ops.
18595 2007-05-12 Richard Sandiford <richard@codesourcery.com>
18597 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
18598 (gcc_tooldir): Likewise.
18599 * configure: Regenerate.
18600 * Makefile.in (libsubdir_to_prefix): New variable, based on the
18601 old configure.ac gcc_tooldir setting.
18602 (prefix_to_exec_prefix): New variable.
18603 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
18604 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
18606 2007-05-11 Silvius Rus <rus@google.com>
18608 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
18609 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
18610 * c-common.h (strict_aliasing_warning): Change return type.
18611 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
18612 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
18613 (build_c_cast): Condition call to strict_aliasing_warning.
18614 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
18615 * flags.h (set_Wstrict_aliasing): Declare.
18616 * opts.c (set_Wstrict_alising): Define, add call to.
18617 * tree-flow.h (strict_aliasing_warning_backend): Declare.
18618 * tree-ssa-alias-warnings.c: New file.
18619 * tree-ssa-alias.c (compute_may_aliases): Add call to
18620 strict_aliasing_warning_backend.
18622 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
18624 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
18625 Use loop_depth and loop_outer accessor functions.
18626 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
18627 determine_invariantness_stmt, move_computations_stmt): Ditto.
18628 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
18629 add_loop, loopify, unloop, fix_loop_structure): Ditto.
18630 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
18631 * tree-scalar-evolution.c (interpret_loop_phi,
18632 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
18633 instantiate_parameters_1, scev_const_prop): Ditto.
18634 * cfghooks.c (make_forwarder_block): Ditto.
18635 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
18636 * modulo-sched.c (loop_canon_p): Ditto.
18637 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
18638 slpeel_can_duplicate_loop_p): Ditto.
18639 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
18640 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
18641 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
18642 cancel_loop, verify_loop_structure): Ditto.
18643 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
18644 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
18645 superloops vector instead of "pred" array.
18646 (establish_preds): Take father loop as an argument. Initialize the
18648 (flow_loop_tree_node_add): Pass father loop to establish_preds.
18649 Do not initialize loop->outer.
18650 (flow_loop_tree_node_remove): Truncate the superloops vector.
18651 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
18652 "pred" merged to "superloops" vector.
18653 (loop_depth, loop_outer): New.
18654 (fel_init): Use loop_outer.
18656 2007-05-11 Jan Hubicka <jh@suse.cz>
18658 * cgraphunit.c: Include gt-cgraphunit.h
18659 (static_ctors, static_dtors): New static vars.
18660 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
18661 based on implementation in c-common.c
18662 (cgraph_finalize_function): Call record_cdtor_fn.
18663 (cgraph_optimize): Call cgraph_build_cdtor_fns.
18664 * decl.c (finish_function): Do not call c_record_cdtor_fn.
18665 (c_write_global_declarations): Do not call c_build_cdtor_fns.
18666 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
18667 build_cdtor, c_build_cdtor_fns): Remove.
18668 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
18669 c_build_cdtor_fns): Remove prototype.
18671 2007-05-11 Paolo Carlini <pcarlini@suse.de>
18674 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
18675 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
18676 * builtins.c (fold_builtin_memchr): New.
18677 (expand_builtin_memchr): Call the latter.
18678 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
18679 * doc/extend.texi ([Other built-in functions provided by GCC]):
18682 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
18684 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
18685 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
18686 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
18687 PFPO_OP1_TYPE_SHIFT): Constants added.
18688 (DFP_ALL): Mode macro defined.
18689 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
18690 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
18691 Insn definitions added.
18692 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
18693 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
18696 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
18698 PR tree-optimization/31885
18699 * tree-chrec.c (chrec_contains_undetermined): Do not consider
18700 NULL_TREE to be undetermined.
18701 (automatically_generated_chrec_p): Return false for NULL.
18703 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
18705 * config/bfin/bfin.h (MOVE_RATIO): Define.
18707 2007-05-10 Richard Sandiford <richard@codesourcery.com>
18709 * config.gcc (sparc-wrs-vxworks): New target.
18710 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
18711 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
18712 * config/sparc/sparc.h: Include vxworks-dummy.h.
18713 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
18714 include LABEL_REFs too.
18715 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
18716 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
18718 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
18720 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
18721 (sparc_emit_call_insn): New function.
18722 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
18723 functions when generating VxWorks PIC.
18724 * config/sparc/sparc.md (vxworks_load_got): New pattern.
18725 (call, call_value): Use sparc_emit_call_insn instead of
18728 2007-05-09 Bob Wilson <bob.wilson@acm.org>
18730 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
18732 2007-05-09 Bob Wilson <bob.wilson@acm.org>
18734 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
18735 for floating-point values if HOST_BITS_PER_LONG > 32. Use
18736 split_double instead of operand_subword.
18738 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
18740 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
18741 * config/bfin/bfin.c (bfin_local_alignment): New function.
18742 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
18744 2007-05-08 Chao-ying Fu <fu@mips.com>
18746 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
18747 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
18748 (smsub_widen_optab, umsub_widen_optab): Define.
18749 * optabs.c (init_optabs): Initialize smsub_widen_optab and
18751 * genopinit.c (optabs): Fill in smsub_widen_optab and
18753 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
18754 and umsub_widen_optab to implement multiply-subtract sequences.
18755 * config/mips/mips.md (*msac<u>_di): Rename to...
18756 (<u>msubsidi4): ...this. Extend condition to include
18757 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
18758 of operand 0 to "ka" and use the three-operand form of msub<u>
18760 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
18763 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
18765 PR rtl-optimization/28011
18766 * reload.c (push_reload): Set dont_share if IN appears in OUT
18767 also when IN is a PLUS rtx.
18768 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
18771 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
18773 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
18774 call unshare_all_decls.
18775 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
18776 (unshare_all_decls): Remove.
18778 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
18781 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
18784 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
18785 Nigel Stephens <nigel@mips.com>
18787 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
18788 Update comments and all uses.
18789 (MIN_FPRS_PER_FMT): Define.
18790 * config/mips/mips.c (function_arg): Fix to correctly handle
18791 the -mips32r2 -mfp64 -mabi=32 case.
18792 (override_options): Enable use of odd-numbered registers for
18793 SFmode values on MIPS32.
18794 (mips_save_reg_p): Save whole floating-point register pair if
18795 either half is used.
18796 (compute_frame_size): Fix comment.
18798 2007-05-08 Jie Zhang <jie.zhang@analog.com>
18800 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
18801 argument of type bool.
18802 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
18803 argument. Safely select temporary P register according to it.
18804 (do_link): Change call site of add_to_reg accordingly.
18805 (do_unlink): Add epilogue_p as a fourth argument and pass it
18807 (expand_interrupt_handler_epilogue): Change call of do_unlink
18809 (bfin_expand_prologue): Add a third argument sibcall_p.
18810 * config/bfin/bfin.md (epilogue): Change call of
18811 bfin_expand_epilogue accordingly.
18812 (sibcall_epilogue): Likewise.
18813 (eh_return_internal): Likewise.
18815 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
18816 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
18817 * config/bfin/bfin.c (bfin_handle_option): Handle
18818 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
18819 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
18820 Support bf534, bf536 and bf561.
18821 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
18823 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
18826 * config/i386/i386.c (ix86_function_regparm): Process local
18827 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
18829 2007-05-07 Mike Stump <mrs@apple.com>
18831 * doc/invoke.texi (Warning Options): Document that -Wempty-body
18832 also checks for and while statements in C++.
18834 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
18836 * gcc.c (at_file_supplied): New variable.
18837 (main): Set it if we expanded argv.
18838 (do_spec_1): Pass an @-file to the linker if we were called with
18839 an @-file argument and HAVE_GNU_LD.
18840 * collect2.c (at_file_supplied): New variable.
18841 (response_file): New variable.
18842 (collect_exit): Unlink response_file if necessary.
18843 (handler): Likewise.
18844 (do_wait): Likewise.
18845 (main): Set at_file_supplied if we expanded argv.
18846 (collect_execute): Pass an @-file to subprocesses if we were called
18847 with an @-file argument.
18848 * configure.ac: Add define for HAVE_GNU_LD.
18849 * configure: Regenerate.
18850 * config.in: Regenerate.
18852 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
18854 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
18855 operand to HI mode.
18860 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
18862 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
18863 (TARGET_ENCODE_SECTION_INFO): Re-define.
18864 (m32c_encode_section_info): New
18865 (function_vector_handler): New
18866 (current_function_special_page_vector): New
18867 (m32c_special_page_vector_p): New.
18868 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
18870 * config/m32c/jump.md: Added instruction JSRS for functions
18871 with attribute "function_vector".
18872 * doc/extend.texi (function_vector): Added description
18873 for M16C, M32C targets.
18875 2007-05-07 DJ Delorie <dj@redhat.com>
18878 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
18879 ashrpsi3, lshrpsi3): Update shift count constraint.
18881 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
18882 Nathan Froyd <froydnj@codesourcery.com>
18885 * c-incpath.c (add_path): Strip trailing path separators.
18887 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
18889 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
18890 Free dominance info before purging EH edges.
18891 (eliminate_degenerate_phis): Likewise.
18892 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
18894 2007-05-07 Jan Hubicka <jh@suse.cz>
18896 * gimplify.c (gimplify_expr): Do not crash when folding
18897 (void *)(int)&a + 4.
18899 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
18902 * c-opts.c (lang_fortran): Make it non static.
18903 * c-common.h (lang_fortran): New prototype.
18904 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
18905 -lang-fortran option was passed by the driver.
18907 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
18909 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
18910 of ASSERT_CHECKING. Tweak message.
18912 2007-05-06 Revital Eres <eres@il.ibm.com>
18915 * loop-unroll.c (insert_var_expansion_initialization):
18916 Initialize the expansions with -zero instead of +zero.
18918 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
18920 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
18921 into pic and non-pic versions. Mark r19 as used for
18922 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
18923 for tgd_load, tld_load and tie_load .
18924 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
18925 version of tgd_load, tld_load and tie_load depending on the
18928 2007-05-04 Ulrich Drepper <drepper@redhat.com>
18929 Jakub Jelinek <jakub@redhat.com>
18931 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
18932 (__do_global_dtors_aux): Use more paranoid loop to run
18933 destructors if HIDDEN_DTOR_LIST_END.
18934 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
18936 2007-05-04 Jakub Jelinek <jakub@redhat.com>
18938 * varasm.c (align_variable): Don't increase alignment for
18939 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
18940 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
18942 2007-05-04 Josh Conner <jconner@apple.com>
18944 * basic-block.h (cdi_direction): Assign values to all enumeration
18946 (dom_computed): Remove.
18947 (dom_info_state): New.
18948 (set_dom_info_availability): New.
18949 * tree-ssa-loop-im.c (determine_invariantness): Initialize
18950 walk_data.dom_direction.
18951 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
18952 instead of dom_computed[].
18953 (split_edge): Likewise.
18954 (create_basic_block): Likewise.
18955 (merge_blocks): Likewise.
18956 * ifcvt.c (find_if_header): Likewise.
18957 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
18958 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
18959 * tree-ssa.c (verify_ssa): Likewise.
18960 * tree-cfg.c (tree_verify_flow_info): Likewise.
18961 (remove_edge_and_dominated_blocks): Likewise.
18962 * dominance.c (dom_computed): Make static.
18963 (calc_dfs_tree_nonrec): Change third param to a bool.
18964 (calc_dfs_tree): Change second param to a bool.
18965 (calc_idioms): Change second param to a bool. Use
18966 dom_convert_dir_to_idx.
18967 (init_dom_info): Validate dir before using.
18968 (dom_convert_dir_to_idx): New.
18969 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
18970 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
18971 (free_dominance_info): Use dom_convert_dir_to_idx.
18972 (get_immediate_dominator): Likewise.
18973 (set_immediate_dominator): Likewise.
18974 (get_dominated_by): Likewise.
18975 (redirect_immediate_dominators): Likewise.
18976 (nearest_common_denominator): Likewise.
18977 (dominated_by_p): Likewise.
18978 (bb_dom_dfs_in): Likewise.
18979 (bb_dom_dfs_out): Likewise.
18980 (recount_dominator): Likewise.
18981 (iterate_fix_dominators): Likewise.
18982 (add_to_dominance_info): Likewise.
18983 (delete_from_dominance_info): Likewise.
18984 (first_dom_son): Likewise.
18985 (next_dom_son): Likewise.
18986 (dom_info_available_p): Likewise.
18987 (dom_info_state): New.
18988 (set_dom_info_availability): New.
18990 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
18992 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
18994 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
18996 2007-05-04 Bob Wilson <bob.wilson@acm.org>
18998 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
18999 (subdi3, subdi_carry): Delete.
19001 2007-05-04 Jan Hubicka <jh@suse.cz>
19002 Richard Guenther <rguenther@suse.de>
19004 * opts.c (decode_options): Do not fiddle with inlining
19005 parameters in case of optimizing for size.
19006 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
19007 for size do nothing.
19008 (cgraph_decide_inlining_of_small_function): When optimizing for
19009 size never inline functions increasing caller size.
19010 (cgraph_early_inlining): Inline for size when optimizing for size.
19012 2007-05-04 Bernd Schmidt <bernd.schmidt@analog.com>
19014 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
19015 logical operations piecewise.
19016 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
19017 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
19018 subdi_sesidi_di): Delete.
19019 (add_with_carry): Produce carry in CC instead of a DREG to shorten
19020 the generated sequence. Allow three-reg add in constraints. Rewrite
19021 the rtl expression for carry to avoid zero_extend of a constant.
19022 (sub_with_carry): New pattern.
19023 (adddi3, subdi3): Change into define_expand. For subtract, generate a
19024 different sequence not involving jumps.
19025 (notbi): Now a named pattern.
19027 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
19029 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
19030 Add the note about a significant loss of accuracy of some
19031 mathematical routines when these options are used.
19033 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
19035 * haifa-sched.c (rtx_vec_t): New typedef.
19036 (contributes_to_priority_p): Extract piece of priority () into new
19038 (priority): Use the function. Add assertion.
19039 (rank_for_schedule, set_priorities): Add assertion to check that
19040 insn's priority is initialized.
19041 (clear_priorities, calc_priorities): Change signature. Make it update
19042 all relevant insns. Update all callers ('add_to_speculative_block ()'
19043 and 'create_block_check_twin ()').
19044 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
19045 Add new field 'priority_status'.
19046 (INSN_PRIORITY_STATUS): New macro.
19047 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
19049 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
19051 * sched-ebb.c (debug_ebb_dependencies): New static function.
19052 (init_ready_list): Use it.
19054 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
19055 with changed signature and 'debug_rgn_dependencies ()'.
19056 (debug_rgn_dependencies): New static function.
19057 (init_ready_list): Use it.
19059 * sched-int.h (debug_dependencies): Declare.
19061 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
19063 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
19065 2007-05-04 Dirk Mueller <dmueller@suse.de>
19067 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
19069 2007-05-03 Jan Hubicka <jh@suse.cz>
19071 * fold-const.c (fold_unary): Convert (T1)(X op Y) into
19072 ((T1)X op (T1)Y), for pointer type in more cases than before.
19074 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
19076 * tree-object-size.c (plus_expr_object_size): When operand size is
19077 unknown, return unknown.
19079 2007-05-03 Dirk Mueller <dmueller@suse.de>
19081 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
19083 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
19086 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
19088 2007-05-03 Janis Johnson <janis187@us.ibm.com>
19090 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
19092 2007-05-03 Joseph Myers <joseph@codesourcery.com>
19094 * config/soft-fp/double.h, config/soft-fp/extended.h,
19095 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
19096 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
19097 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
19098 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
19101 2007-05-03 Ian Lance Taylor <iant@google.com>
19103 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
19104 MASK_PPC_GFXOPT for 8540 or 8548.
19106 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
19108 * tree-vect-transform.c (vect_update_inits_of_drs): Use
19109 vect_print_dump_info() to output debug information.
19111 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
19114 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
19115 operands of size 2 when operand is not MEM_P.
19117 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
19119 PR tree-optimization/30565
19120 * lambda-code.c (perfect_nestify): Fix updating of dominators.
19122 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
19124 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
19125 (umulsi3_highpart): Use them.
19126 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
19127 for final accumulator to D regisster tranfser.
19129 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
19131 PR tree-optimization/31699
19132 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove
19134 (vect_enhance_data_refs_alignment): Compute peel amount using
19135 TYPE_VECTOR_SUBPARTS instead of vf.
19136 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
19138 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
19141 * system.h: Remove inclusion of double-int.h
19142 * tree.h: Include double-int.h
19143 * gengtype.c: Likewise
19144 * cfgloop.h: Likewise
19145 * Makefile.in: Adjust dependencies on double-int.h
19147 2007-05-02 Eric Christopher <echristo@apple.com>
19149 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
19150 -shared to -Zdynamiclib.
19152 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
19155 * c-common.c (strip_pointer_or_array_types): New function.
19156 * c-common.h (strip_pointer_or_array_types): New function declaration.
19158 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
19160 PR tree-optimization/31771
19161 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
19163 2007-05-02 Paul Brook <paul@codesourcery.com>
19165 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
19167 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
19169 PR middle-end/29715
19170 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
19173 2007-05-02 Nick Clifton <nickc@redhat.com>
19175 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
19177 2007-05-02 Richard Guenther <rguenther@suse.de>
19179 PR tree-optimization/31146
19180 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
19181 argument, single_use_p. If we have a single use that is
19182 a conversion to the definition rhs type, propagate that rhs.
19183 (forward_propagate_addr_expr): Pass single_use_p argument
19184 to forward_propagate_addr_expr_1.
19186 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
19188 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
19191 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
19193 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
19194 'AMD Family 10 core'.
19196 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
19198 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
19199 and athlon64-sse3 as improved versions of k8, opteron and athlon64
19200 with SSE3 instruction set support.
19201 * doc/invoke.texi: Likewise.
19203 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
19205 * config/i386/i386.c (override_options): Tuning 32-byte loop
19206 alignment for amdfam10 architecture. Increasing the max loop
19207 alignment to 24 bytes.
19209 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
19211 * config/m68k/constraints.md: New.
19212 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
19213 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
19214 EXTRA_CONSTRAINT): Remove.
19215 * config/m68k/m68k.md: Include constraints.md.
19216 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
19218 2007-05-01 Ian Lance Taylor <iant@google.com>
19220 PR tree-optimization/31739
19221 * tree-vrp.c (vrp_val_is_max): New static function.
19222 (vrp_val_is_min): New static function.
19223 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
19225 (set_value_range): Use vrp_val_is_{max,min}.
19226 (extract_range_from_assert): Likewise.
19227 (extract_range_from_binary_expr): Likewise.
19228 (extract_range_from_unary_expr): Likewise.
19229 (dump_value_range, vrp_meet): Likewise.
19230 (vrp_visit_phi_node): Likewise.
19231 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
19233 2007-05-01 Mark Mitchell <mark@codesourcery.com>
19235 * config/i386/gmon-sol2.c (size_t): New type.
19236 (intptr_t): Likewise.
19237 (s_textsize): Declare as size_t.
19239 (monstartup): Use size_t for sizes.
19240 (_mcount): Save and restore registers.
19241 (internal_mcount): Pass 0 as the first argument to monstartup
19243 (moncontrol): Convert pointer to appropriately sized integer
19244 before passing to profil.
19246 2007-05-01 Joseph Myers <joseph@codesourcery.com>
19248 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
19249 __NO_FPRS__, not just if _SOFT_DOUBLE.
19250 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
19251 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
19252 also for E500 double.
19253 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
19254 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
19257 2007-05-01 Richard Guenther <rguenther@suse.de>
19259 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
19262 2007-05-01 Joseph Myers <joseph@codesourcery.com>
19264 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
19266 2007-05-01 Jan Hubicka <jh@suse.cz>
19268 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
19271 2007-05-01 Jan Hubicka <jh@suse.cz>
19273 * tree.h (maybe_fold_offset_to_component_ref): Remove.
19274 (maybe_fold_offset_to_reference): Declare.
19275 * fold-const.c (fold_unary): Do not fold
19276 (type *)&A into &A->field_of_type_and_offset_0
19277 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
19278 size is unknown, give up.
19279 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
19281 (maybe_fold_offset_to_reference): New.
19282 (maybe_fold_stmt_indirect): Use it.
19283 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
19284 * gimplify.c (gimplify_conversion): Canonicalize conversions to
19286 (gimplify_expr): Likewise for plus_expr.
19288 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
19290 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
19291 bsi_after_labels. Always insert statements before bsi.
19292 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
19293 * predict.c (apply_return_prediction): Check for empty blocks.
19294 * cfgexpand.c (lab_rtx_for_bb): New variable.
19295 (label_rtx_for_bb): Do not create new tree labels.
19296 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
19297 (tree_expand_cfg): Initialize lab_rtx_for_bb.
19298 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
19300 (label_for_bb): Add field used.
19301 (update_eh_label, main_block_label): Mark the label used.
19302 (cleanup_dead_labels): Remove unused labels.
19304 2007-05-01 Richard Guenther <rguenther@suse.de>
19306 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
19307 if it is not about to be set.
19308 (get_value_range): Do not pre-allocate equiv bitmap.
19309 (update_value_range): No need to clear equiv field.
19310 (add_equivalence): Change prototype to get bitmap pointer.
19311 Allocate bitmap here if it is not already.
19312 (extract_range_from_assert): Do not allocate bitmap here.
19313 Update callers to add_equivalence.
19314 (extract_range_from_ssa_name): Likewise.
19315 (get_vr_for_comparison): New static helper.
19316 (compare_name_with_value): Handle NULL equiv bitmap by
19317 peeling the first iteration of the comparison loop.
19318 Use get_vr_for_comparison.
19319 (compare_names): Handle NULL equiv bitmaps by using fake
19320 ones. Use get_vr_for_comparison.
19322 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
19324 * double-int.c (mpz_set_double_int): Moved from
19325 tree-ssa-loop-niter.c.
19326 (mpz_get_double_int): Likewise; also, add option to wrap
19327 out-of-range integers.
19328 * double-int.h: New prototypes for above.
19329 * tree.c (get_static_type_bounds): Moved from
19330 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
19331 TYPE_MAX_VALUE if they exist..
19332 * tree.h: New prototype for above.
19333 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
19334 get_type_bounds calls.
19335 (mpz_set_double_int): Move to double-int.c.
19336 (get_type_bounds): Move to tree.c, rename to
19337 get_static_type_bounds.
19338 (mpz_to_double_int): Move to double-int.c, rename to
19339 mpz_get_double_int.
19341 2007-04-30 Bob Wilson <bob.wilson@acm.org>
19343 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
19344 DIV0 exception can fall through to a normal return.
19346 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
19348 PR middle-end/22156
19349 Temporarily revert:
19350 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
19351 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
19352 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
19353 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
19354 initialize align to silence bogus warning.
19355 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
19356 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
19358 (struct sra_walk_fns): Remove use_all parameter from use.
19359 (sra_hash_tree): Handle BIT_FIELD_REFs.
19360 (sra_elt_hash): Don't hash bitfld blocks.
19361 (sra_elt_eq): Skip them in parent compares as well. Handle
19363 (sra_walk_expr): Don't maintain or pass down use_all_p.
19364 (scan_use): Remove use_all parameter.
19365 (scalarize_use): Likewise. Re-expand assignment to
19366 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
19367 output, and re-scalarize after output. Don't mark anything
19369 (scalarize_ldst): Adjust.
19370 (scalarize_walk_gimple_modify_statement): Likewise.
19371 (build_element_name_1): Handle BIT_FIELD_REFs.
19372 (instantiate_element): Don't warn for any element whose parent
19373 is used as a whole.
19374 (instantiate_missing_elements_1): Return the sra_elt.
19375 (canon_type_for_field): New.
19376 (try_instantiate_multiple_fields): New.
19377 (instantiate_missing_elemnts): Use them.
19378 (mark_no_warning): Removed.
19379 (generate_one_element_ref): Handle BIT_FIELD_REFs.
19380 (REPLDUP, sra_build_elt_assignment): New.
19381 (generate_copy_inout): Use them.
19382 (generate_element_copy): Likewise. Handle bitfld differences.
19383 (generate_element_zero): Don't recurse for blocks. Use
19384 sra_build_elt_assignment.
19385 (generate_one_element_int): Take elt instead of var. Use
19386 sra_build_elt_assignment.
19387 (generate_element_init_1): Adjust.
19388 (scalarize_use, scalarize_copy): Use REPLDUP.
19389 (scalarize_ldst): Move assert before dereference.
19390 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
19392 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
19395 * tree.c (reconstruct_complex_type): Reconstruct a reference
19397 Also use the same mode for the pointer as the old pointer type.
19399 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
19401 * doc/trouble.texi (Interoperation): Remove note about Ultrix
19404 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
19406 PR rtl-optimization/31676
19407 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
19408 (df_refs_record): Call it.
19410 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
19412 * rtl.def (SS_ABS): New code.
19413 * config/bfin/bfin.c (print_operand): New modifier 'v'.
19414 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
19415 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
19416 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
19417 (bfin_init_builtins): Define them.
19418 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
19419 (bfin_expand_builtin): ... and handle the others here.
19420 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
19421 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
19422 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
19423 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
19424 operand is only HImode.
19426 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
19428 * regclass.c (scan_one_insn): Remove splitting of
19431 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
19432 Nigel Stephens <nigel@mips.com>
19434 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
19436 2007-04-28 Jan Hubicka <jh@suse.cz>
19438 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
19439 insn_locators_alloc instead of insn_locators_initialize;
19440 call reset_block_changes.
19441 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
19442 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
19443 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
19444 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
19445 * config/score/score.c (th_output_mi_thunk): Likewise.
19446 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
19447 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
19448 tolerate uninitialized locator info.
19451 * function.c (init_function_start): Don't init line number info.
19452 (expand_function_end): Update.
19453 (reset_block_changes, record_block_change, finalize_block_changes,
19454 check_block_change, free_block_changes): Kill.
19455 * function.h (reset_block_changes, record_block_change,
19456 finalize_block_changes, check_block_change, free_block_changes):
19458 (struct function): Remove ib_boundaries_block.
19459 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
19460 Use curr_insn_locator to initialize locator.
19461 (emit_line_note): Remove.
19462 * cfgexpand.c (expand_gimple_cond_expr): Update.
19463 (construct_exit_block): Likewise.
19464 (tree_expand_cfg): Initialize/finalize locators.
19465 * expr.c (expand_expr_real): Update.
19466 * cfglayout.c (line_locators_locs, line_locators_lines,
19467 file_locators_locs, file_locators_files): Remove.
19468 (set_block_levels): Move to cfgexpand.c.
19469 (insn_locators_initialize): Remove.
19470 (pass_insn_locators_initialize): Remove.
19471 (locations_locators_locs, locations_locators_vals): New static vars.
19472 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
19474 (insn_locators_alloc, insn_locators_finalize,
19475 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
19477 (locator_location): New.
19478 (locator_line, locator_file): Rewrite.
19479 * rtl.h (emit_line_note): Kill.
19480 (insn_locators_alloc, insn_locators_finalize,
19481 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
19483 * tree-inline.c (initialize_cfun): Do not initialize
19484 ib_boundaries_block.
19485 * passes.c (pass_insn_locators_initialize): Remove.
19487 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
19489 * tree-cfg.c (move_block_to_fn): Release bb from dominance
19490 info. Update last_basic_block correctly.
19492 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
19495 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
19496 register itself to hold the offset constant. Tell flow the use
19497 of r4 and r5 when they are used.
19499 2007-04-27 Richard Guenther <rguenther@suse.de>
19501 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
19502 if we simplified anything.
19503 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
19504 warnings until we did a simplification and the stmt was not
19505 marked as TREE_NO_WARNING.
19507 2007-04-27 Mike Stump <mrs@apple.com>
19509 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
19511 2007-04-27 Ian Lance Taylor <iant@google.com>
19513 PR middle-end/31710
19514 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
19515 TYPE_MAX_VALUE exist, convert them to the new type.
19517 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
19519 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
19520 if it claims to be available.
19521 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
19522 edge is redirected.
19523 (perform_tree_ssa_dce): Always free postdominators.
19525 2007-04-27 Richard Henderson <rth@redhat.com>
19527 * config/alpha/predicates.md (aligned_memory_operand): Mark
19528 as define_special_predicate.
19529 (unaligned_memory_operand, normal_memory_operand): Likewise.
19530 (reg_or_unaligned_mem_operand): Remove.
19531 (any_memory_operand): Match the documentation and check for
19532 non-renumbered pseudos during reload.
19533 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
19534 alpha_secondary_reload_class, update to new interface, make static.
19535 Handle CQImode like HImode. Remove FP subreg check.
19536 (alpha_expand_mov): Use replace_equiv_address.
19537 (alpha_expand_mov_nobwx): Use any_memory_operand.
19538 (TARGET_SECONDARY_RELOAD): New.
19539 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
19540 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
19541 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
19542 * config/alpha/alpha.md: ... here.
19543 (RELOAD12, reloadmode): New.
19545 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
19546 Don't handle the aligned case here.
19547 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
19548 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
19549 reload_inhi_help. Don't expect a scratch register.
19550 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
19552 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
19554 2007-04-27 Richard Guenther <rguenther@suse.de>
19556 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
19558 2007-04-27 Richard Guenther <rguenther@suse.de>
19560 PR tree-optimization/30965
19561 PR tree-optimization/30978
19562 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
19563 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
19564 (find_equivalent_equality_comparison): Likewise.
19565 (simplify_cond): Likewise.
19566 (get_prop_source_stmt): New helper.
19567 (get_prop_dest_stmt): Likewise.
19568 (can_propagate_from): Likewise.
19569 (remove_prop_source_from_use): Likewise.
19570 (combine_cond_expr_cond): Likewise.
19571 (forward_propagate_comparison): New function.
19572 (forward_propagate_into_cond): Rewrite to use fold for
19574 (tree_ssa_forward_propagate_single_use_vars): Call
19575 forward_propagate_comparison to propagate comparisons.
19577 2007-04-27 Richard Guenther <rguenther@suse.de>
19579 PR tree-optimization/31715
19580 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
19581 sure to do computation on the offset in an appropriate
19584 2007-04-27 Richard Sandiford <richard@codesourcery.com>
19586 * reload.h (elimination_target_reg_p): Declare.
19587 * reload.c (find_reloads): Don't apply the reg_rtx move
19588 optimization if the SET_DEST satisfies elimination_target_reg_p.
19589 * reload1.c (elimination_target_reg_p): New function.
19590 (gen_reload): In the move/add2 fallback, make sure that op0
19591 does not overlap the destination register.
19593 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
19595 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
19596 transform only GIMPLE_MODIFY_STMTs.
19597 * tree-complex.c (expand_complex_operations_1): Ditto.
19598 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
19599 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
19600 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
19602 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
19603 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
19604 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
19605 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
19606 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
19607 slpeel_add_loop_guard): Ditto.
19608 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
19609 * lambda-code.c (perfect_nestify): Ditto.
19610 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
19611 before the first statement.
19612 * tree-optimize.c (execute_free_datastructures): Fix comments.
19613 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
19614 * tree-flow.h (disband_implicit_edges): Declaration removed.
19615 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
19617 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle
19618 COND_EXPRs without gotos.
19619 (disband_implicit_edges, has_label_p): Removed.
19620 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
19621 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
19623 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
19625 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
19626 also for COND_EXPRs.
19627 * cfgexpand.c (label_rtx_for_bb): New function.
19628 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
19629 Use label_rtx_for_bb to find the labels.
19630 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
19631 last block. Detect fallthru edges.
19633 2007-04-26 Ian Lance Taylor <iant@google.com>
19636 * reload.c (find_reloads_subreg_address): If the address was valid
19637 in the original mode but not in the new mode, reload the whole
19640 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
19642 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
19643 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
19644 (cleanup_control_expr_graph): Do not invalidate dominance info.
19645 Record altered blocks.
19646 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
19647 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
19648 cleanup_tree_cfg_bb): New functions.
19649 (remove_forwarder_block): Do not maintain the worklist of blocks.
19650 Record altered blocks.
19651 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
19652 not over whole cfg.
19653 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
19654 delete_unreachable_blocks if dominators are not available.
19655 * tree-inline.c (optimize_inline_calls): Free dominance information
19657 * tree-flow.h (remove_edge_and_dominated_blocks,
19658 cfgcleanup_altered_bbs): Altered.
19659 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
19661 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
19663 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
19664 do not invalidate dominators.
19666 2007-04-26 Anatoly Sokolov <aesok@post.ru>
19668 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
19669 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
19670 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
19671 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
19673 2007-04-26 Steve Ellcey <sje@cup.hp.com>
19675 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
19677 2007-04-26 Richard Guenther <rguenther@suse.de>
19679 PR tree-optimization/31703
19680 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
19681 the right type for the target of the bittest.
19683 2007-04-26 Richard Sandiford <richard@codesourcery.com>
19685 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
19686 ix86_sol10_return_in_memory.
19688 2007-04-26 Richard Sandiford <richard@codesourcery.com>
19690 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
19693 2007-04-26 Jakub Jelinek <jakub@redhat.com>
19696 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
19698 PR tree-optimization/30558
19699 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
19700 clear this_state.prev_try.
19702 2007-04-26 Richard Sandiford <richard@codesourcery.com>
19703 Mark Mitchell <mark@codesourcery.com>
19705 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
19706 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
19707 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
19709 2007-04-26 Richard Sandiford <richard@codesourcery.com>
19712 * doc/invoke.texi (%:print-asm-header): Document.
19713 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
19715 (static_spec_functions): Add print-asm-header.
19716 (main): Print a banner before the --target-help linker options.
19717 (print_asm_header_spec_function): New function.
19719 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
19722 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
19723 (movsf_ie): Likewise.
19725 2007-04-25 Paolo Carlini <pcarlini@suse.de>
19727 * doc/extend.texi ([Type Traits]): Adjust per N2255.
19729 2007-04-25 Bob Wilson <bob.wilson@acm.org>
19731 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an
19732 exception for divide-by-zero.
19733 (__umodsi3, __modsi3): Likewise.
19735 2007-04-25 Dirk Mueller <dmueller@suse.de>
19737 * c-typeck.c (build_compound_expr): Annotate warning()
19738 call with OPT_Wunused_value.
19739 * tree-ssa.c (warn_uninit): Annotate warning with
19741 * c-common.c (handle_sentinel_attribute): Annotate warning
19742 call with OPT_Wattributes.
19744 2007-04-25 Thiemo Seufer <ths@mips.com>
19746 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
19747 (mips16): Fix typo.
19748 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
19749 on to the assembler. Improve handling of -mno-mips16. Add handling
19750 of -mno-mips3d, -mno-dsp, -mno-dspr2.
19751 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
19752 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
19753 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
19755 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
19758 * config/i386/winnt.c (i386_pe_file_end): Strip only
19759 USER_LABEL_PREFIX when writing export name.
19761 2007-04-25 Richard Sandiford <richard@codesourcery.com>
19763 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
19764 sh/elf.h, vx-common.h and vxworks.h.
19765 * config/sh/sh.h: Include config/vxworks-dummy.h.
19766 (SUBTARGET_OVERRIDE_OPTIONS): Define.
19767 (OVERRIDE_OPTIONS): Use it.
19768 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
19769 (vxworks_picreg): New pattern.
19770 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
19771 VXWORKS_OS_CPP_BUILTINS.
19772 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
19773 to their VXWORKS_* equivalents.
19774 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
19775 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
19776 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
19777 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
19778 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
19779 -mrtp/-fPIC multilibs.
19780 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
19781 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
19782 (MULTILIB_OSDIRNAMES): Delete.
19784 2007-04-25 Anatoly Sokolov <aesok@post.ru>
19787 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
19789 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
19791 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
19792 rounding mode to be specified by the caller.
19793 (real_to_mpfr) Likewise.
19794 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
19795 include new arguments.
19796 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
19798 2007-04-24 Ian Lance Taylor <iant@google.com>
19800 PR tree-optimization/31605
19801 * tree-vrp.c (set_value_range): Check that min and max are not
19802 both overflow infinities.
19803 (set_value_range_to_value): New static function.
19804 (extract_range_from_binary_expr): Call set_value_range_to_value.
19805 (extract_range_from_cond_expr): Likewise.
19806 (extract_range_from_expr): Likewise.
19807 (extract_range_from_unary_expr): Likewise. Don't create a range
19808 which overflows on both sides.
19809 (vrp_meet): Check for a useless range.
19810 (vrp_visit_phi_node): If we see a constant which looks like an
19811 overflow infinity, turn off the TREE_OVERFLOW flag.
19813 2007-04-24 Ian Lance Taylor <iant@google.com>
19815 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
19817 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
19819 PR diagnostic/25923
19820 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
19821 diagnostic message is being built.
19822 * tree-pretty-print.c (dump_generic_node): Only write the
19823 formatted text into BUFFER's stream if we are not building a
19824 diagnostic message.
19825 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
19827 * Makefile.in (toplev.o): Depend on tree-pass.h.
19829 2007-04-24 Ian Lance Taylor <iant@google.com>
19831 PR tree-optimization/31602
19832 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
19833 conditionals in the copied loop header.
19834 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
19835 warnings if TREE_NO_WARNING is set.
19836 * doc/invoke.texi (Warning Options): Clarify that
19837 -Wstrict-overflow does not warn about loops.
19839 2007-04-24 Janis Johnson <janis187@us.ibm.com>
19841 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
19842 expand on the comment about _Decimal128 arguments and check the
19843 integer result of the modulus operation; for 64-bit ELF ABI, ensure
19844 that _Decimal128 argument uses even/odd register pair.
19845 (function_arg): Ditto.
19847 2007-04-24 Hui-May Chang <hm.chang@apple.com>
19849 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
19850 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
19852 2007-04-24 Richard Guenther <rguenther@suse.de>
19853 Olga Golovanevsky <olga@il.ibm.com>
19855 * fold-const.c (multiple_of_p): Check for bottom
19858 2007-04-24 Richard Henderson <rth@redhat.com>
19860 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
19861 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
19862 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
19863 looking for non-zero bits shifted out. Avoid a recursive call
19864 when constructing the scalar.
19865 (__floatundisf): Likewise.
19867 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
19869 * dwarf2out.c (field_byte_offset): Move the existing logic
19870 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
19871 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
19873 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
19876 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant
19877 length argument of 0 for memset.
19878 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
19879 unsigned shift instead of the signed variant.
19881 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
19883 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
19884 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
19885 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
19886 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
19887 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
19888 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
19889 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
19890 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
19891 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
19892 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
19893 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
19894 "mul<mode>3", "div<mode>3"): Insn definitions added.
19895 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
19896 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
19897 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
19898 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
19899 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
19900 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
19901 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
19902 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
19903 TARGET_FLOAT_FORMAT): Macro definitions removed.
19904 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
19905 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
19906 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
19907 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
19908 (s390_gen_rtx_const_DI): Function removed.
19909 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
19911 2007-04-24 Richard Sandiford <richard@codesourcery.com>
19913 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
19914 over an external ffs function.
19916 2007-04-24 Chao-ying Fu <fu@mips.com>
19917 Richard Sandiford <richard@nildram.co.uk>
19919 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
19920 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
19921 (smadd_widen_optab, umadd_widen_optab): Define.
19922 * optabs.c (init_optabs): Initialize smadd_widen_optab and
19924 * genopinit.c (optabs): Fill in smadd_widen_optab and
19926 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
19927 and umadd_widen_optab to implement multiply-add sequences.
19928 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
19929 (<u>maddsidi4): ...this. Extend condition to include
19930 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
19931 of operand 0 to "ka" and use the three-operand form of madd<u>
19933 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
19935 * config/mips/constraints.md (ka): New register constraint.
19937 2007-04-24 Jan Hubicka <j@suse.cz>
19941 2007-04-23 Jan Hubicka <jh@suse.cz>
19942 * function.c (init_function_start): Don't init line number info.
19943 (expand_function_end): Update.
19944 (reset_block_changes, record_block_change, finalize_block_changes,
19945 check_block_change, free_block_changes): Kill.
19946 * function.h (reset_block_changes, record_block_change,
19947 finalize_block_changes, check_block_change, free_block_changes):
19949 (struct function): Remove ib_boundaries_block.
19950 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
19951 Use curr_insn_locator to initialize locator.
19952 (emit_line_note): Remove.
19953 * cfgexpand.c (expand_gimple_cond_expr): Update.
19954 (construct_exit_block): Likewise.
19955 (tree_expand_cfg): Initialize/finalize locators.
19956 * expr.c (expand_expr_real): Update.
19957 * cfglayout.c (line_locators_locs, line_locators_lines,
19958 file_locators_locs, file_locators_files): Remove.
19959 (set_block_levels): Move to cfgexpand.c.
19960 (insn_locators_initialize): Remove.
19961 (pass_insn_locators_initialize): Remove.
19962 (locations_locators_locs, locations_locators_vals): New static vars.
19963 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
19965 (insn_locators_alloc, insn_locators_finalize,
19966 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
19968 (locator_location): New.
19969 (locator_line, locator_file): Rewrite.
19970 * rtl.h (emit_line_note): Kill.
19971 (insn_locators_alloc, insn_locators_finalize,
19972 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
19974 * tree-inline.c (initialize_cfun): Do not initialize
19975 ib_boundaries_block.
19976 * passes.c (pass_insn_locators_initialize): Remove.
19978 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
19980 * doc/invoke.texi: Removed leading '-' from option index entries.
19982 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
19984 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
19986 (create_phi_node): Use set_phi_nodes.
19987 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
19988 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
19989 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
19990 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
19991 (bsi_start, bsi_last): Use bb_stmt_list.
19992 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
19993 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
19994 Traverse the statements using tsi iterator.
19995 * basic-block.h (struct basic_block_def): Fields stmt_list
19996 and phi_nodes moved to ...
19997 (struct tree_bb_info): ... new structure.
19998 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
19999 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
20000 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
20001 (tree_verify_flow_info): Verify that il.tree is not set for
20002 entry and exit block.
20003 (tree_split_block): Use set_bb_stmt_list.
20005 2007-04-23 Mike Stump <mrs@apple.com>
20007 * config/i386/i386.c (ix86_tune_features
20008 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
20011 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
20013 * config/i386/i386.md (prefix_extra): New attribute.
20014 (length): Add prefix_extra.
20016 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
20017 (sse2_movntv2di): Likewise.
20018 (sse2_cvtps2dq): Likewise.
20019 (sse2_cvtpd2pi): Likewise.
20020 (sse2_cvttpd2pi): Likewise.
20021 (*sse2_cvtpd2ps): Likewise.
20022 (*add<mode>3): Likewise.
20023 (sse2_ssadd<mode>3): Likewise.
20024 (sse2_usadd<mode>3): Likewise.
20025 (*sub<mode>3): Likewise.
20026 (sse2_sssub<mode>3): Likewise.
20027 (sse2_ussub<mode>3): Likewise.
20028 (*mulv8hi3): Likewise.
20029 (*smulv8hi3_highpart): Likewise.
20030 (*umulv8hi3_highpart): Likewise.
20031 (sse2_umulv2siv2di3): Likewise.
20032 (sse2_pmaddwd): Likewise.
20033 (ashr<mode>3): Likewise.
20034 (lshr<mode>3): Likewise.
20035 (ashl<mode>3): Likewise.
20036 (sse2_ashlti3): Likewise.
20037 (sse2_lshrti3): Likewise.
20038 (*umaxv16qi3): Likewise.
20039 (*smaxv8hi3): Likewise.
20040 (*uminv16qi3): Likewise.
20041 (*sminv8hi3): Likewise.
20042 (sse2_eq<mode>3): Likewise.
20043 (sse2_gt<mode>3): Likewise.
20044 (*and<mode>3): Likewise.
20045 (sse2_nand<mode>3): Likewise.
20046 (*ior<mode>3): Likewise.
20047 (*xor<mode>3): Likewise.
20048 (sse2_packsswb): Likewise.
20049 (sse2_packssdw): Likewise.
20050 (sse2_packuswb): Likewise.
20051 (sse2_punpckhbw): Likewise.
20052 (sse2_punpcklbw): Likewise.
20053 (sse2_punpckhwd): Likewise.
20054 (sse2_punpcklwd): Likewise.
20055 (sse2_punpckhdq): Likewise.
20056 (sse2_punpckldq): Likewise.
20057 (sse2_punpckhqdq): Likewise.
20058 (sse2_punpcklqdq): Likewise.
20059 (*sse2_pinsrw): Likewise.
20060 (*sse2_pextrw): Likewise.
20061 (sse2_pshufd_1): Likewise.
20062 (sse2_uavgv16qi3): Likewise.
20063 (sse2_uavgv8hi3): Likewise.
20064 (sse2_psadbw): Likewise.
20065 (sse2_pmovmskb): Likewise.
20066 (*sse2_maskmovdqu): Likewise.
20067 (*sse2_maskmovdqu_rex64): Likewise.
20068 (sse4a_extrqi): Likewise.
20069 (sse4a_extrq): Likewise.
20070 (sse3_lddqu): Set prefix_rep.
20071 (sse3_addsubv4sf3): Likewise.
20072 (sse3_haddv4sf3): Likewise.
20073 (sse3_hsubv4sf3): Likewise.
20074 (sse_cvtss2si): Likewise.
20075 (sse_cvtss2si_2): Likewise.
20076 (sse_cvtss2siq): Likewise.
20077 (sse_cvtss2siq_2): Likewise.
20078 (sse_cvttss2si): Likewise.
20079 (sse_cvttss2siq): Likewise.
20080 (sse2_cvttps2dq): Likewise.
20081 (sse3_movshdup): Likewise.
20082 (sse3_movsldup): Likewise.
20083 (sse2_cvtsd2si): Likewise.
20084 (sse2_cvtsd2si_2): Likewise.
20085 (sse2_cvtsd2siq): Likewise.
20086 (sse2_cvtsd2siq_2): Likewise.
20087 (sse2_cvttsd2si): Likewise.
20088 (sse2_cvttsd2siq): Likewise.
20089 (*sse2_cvtpd2dq): Likewise.
20090 (*sse2_cvttpd2dq): Likewise.
20091 (sse2_pshuflw_1): Likewise.
20092 (sse2_pshufhw_1): Likewise.
20093 (sse4a_insertqi): Likewise.
20094 (sse4a_insertq): Likewise.
20095 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
20096 (ssse3_phadddv4si3): Likewise.
20097 (ssse3_phaddswv8hi3): Likewise.
20098 (ssse3_phsubwv8hi3): Likewise.
20099 (ssse3_phsubdv4si3): Likewise.
20100 (ssse3_phsubswv8hi3): Likewise.
20101 (ssse3_pmaddubswv8hi3): Likewise.
20102 (ssse3_pmulhrswv8hi3): Likewise.
20103 (ssse3_pshufbv16qi3): Likewise.
20104 (ssse3_psign<mode>3): Likewise.
20105 (ssse3_palignrti): Likewise.
20106 (abs<mode>2): Likewise.
20107 (ssse3_phaddwv4hi3): Set prefix_extra.
20108 (ssse3_phadddv2si3): Likewise.
20109 (ssse3_phaddswv4hi3): Likewise.
20110 (ssse3_phsubwv4hi3): Likewise.
20111 (ssse3_phsubdv2si3): Likewise.
20112 (ssse3_phsubswv4hi3): Likewise.
20113 (ssse3_pmaddubswv4hi3): Likewise.
20114 (ssse3_pmulhrswv4hi3): Likewise.
20115 (ssse3_pshufbv8qi3): Likewise.
20116 (ssse3_psign<mode>3): Likewise.
20117 (ssse3_palignrdi): Likewise.
20118 (abs<mode>2): Likewise.
20119 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
20120 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
20121 (sse2_pmovmskb): Set mode to SI instead of V2DF.
20123 2007-04-23 Nick Clifton <nickc@redhat.com>
20125 * params.def: Fix formatting of emacs local variables.
20127 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
20129 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
20130 move if inter-unit move isn't allowed.
20131 Don't split moving the first element of V2DI to DI to inter-unit
20132 move if inter-unit move isn't allowed.
20134 2007-04-23 Richard Guenther <rguenther@suse.de>
20136 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
20137 and CDI_POST_DOMINATORS separately.
20139 2007-04-23 Nick Clifton <nickc@redhat.com>
20141 * c.opt (Wformat-contains-nul): Add warning attribute.
20143 2007-04-23 Jan Hubicka <jh@suse.cz>
20145 * function.c (init_function_start): Don't init line number info.
20146 (expand_function_end): Update.
20147 (reset_block_changes, record_block_change, finalize_block_changes,
20148 check_block_change, free_block_changes): Kill.
20149 * function.h (reset_block_changes, record_block_change,
20150 finalize_block_changes, check_block_change, free_block_changes):
20152 (struct function): Remove ib_boundaries_block.
20153 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
20154 Use curr_insn_locator to initialize locator.
20155 (emit_line_note): Remove.
20156 * cfgexpand.c (expand_gimple_cond_expr): Update.
20157 (construct_exit_block): Likewise.
20158 (tree_expand_cfg): Initialize/finalize locators.
20159 * expr.c (expand_expr_real): Update.
20160 * cfglayout.c (line_locators_locs, line_locators_lines,
20161 file_locators_locs, file_locators_files): Remove.
20162 (set_block_levels): Move to cfgexpand.c.
20163 (insn_locators_initialize): Remove.
20164 (pass_insn_locators_initialize): Remove.
20165 (locations_locators_locs, locations_locators_vals): New static vars.
20166 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
20168 (insn_locators_alloc, insn_locators_finalize,
20169 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
20171 (locator_location): New.
20172 (locator_line, locator_file): Rewrite.
20173 * rtl.h (emit_line_note): Kill.
20174 (insn_locators_alloc, insn_locators_finalize,
20175 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
20177 * tree-inline.c (initialize_cfun): Do not initialize
20178 ib_boundaries_block.
20179 * passes.c (pass_insn_locators_initialize): Remove.
20181 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
20183 PR middle-end/31448
20184 * expr.c (reduce_to_bit_field_precision): Handle
20187 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
20189 PR tree-optimization/24659
20190 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
20191 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
20192 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
20193 * genopinit.c (optabs): Rename vec_pack_mod_optab
20194 to vec_pack_trunc_optab.
20195 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
20196 early for scalar floating point operands for NOP_EXPR.
20197 (vectorizable_type_promotion): Ditto.
20198 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
20199 vec_pack_trunc_optab.
20200 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
20202 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
20203 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
20204 Rename from VEC_PACK_MOD_EXPR.
20205 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
20206 * expr.c (expand_expr_real_1): Ditto.
20207 * tree-inline.c (estimate_num_insns_1): Ditto.
20208 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
20210 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
20211 (vec_unpacks_lo_v4sf): Ditto.
20212 (vec_pack_trunc_v2df): Ditto.
20213 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
20214 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
20215 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
20217 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
20219 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
20221 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
20222 Rename from VEC_PACK_MOD_EXPR. This expression also represent
20223 packing of floating point operands.
20224 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
20225 represent unpacking of floating point operands.
20226 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
20227 [vec_unpacks_hi]: Ditto.
20228 [vec_unpacks_lo]: Ditto.
20230 2007-04-22 Jan Hubicka <jh@suse.cz>
20232 * final.c (rest_of_handle_final): Call
20233 targetm.asm_out.constructor/targetm.asm_out.destructor
20234 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
20235 proper priority via decl_*_priority_insert.
20236 * c-common.c (c_expand_body): Likewise.
20238 2007-04-22 Richard Guenther <rguenther@suse.de>
20240 PR tree-optimization/29789
20241 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
20242 (rewrite_reciprocal): New helper split out from
20243 determine_invariantness_stmt.
20244 (rewrite_bittest): Likewise.
20245 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
20246 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
20249 2007-04-22 Revital Eres <eres@il.ibm.com>
20251 * loop-unroll.c (var_to_expand): New field to support also
20252 insns of the form x = something + x.
20253 (analyze_insn_to_expand_var): Use it.
20254 (expand_var_during_unrolling): Likewise.
20256 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
20258 * predict.c: Include pointer-set.h.
20259 (bb_predictions): New variable.
20260 (tree_predicted_by_p, tree_predict_edge,
20261 remove_predictions_associated_with_edge): Use bb_predictions map
20262 instead of bb->predictions.
20263 (clear_bb_predictions, assert_is_empty): New functions.
20264 (combine_predictions_for_bb): Use bb_predictions map. Call
20265 clear_bb_predictions.
20266 (tree_estimate_probability): Create and free bb_predictions map.
20267 * Makefile.in (predict.o): Add pointer-set.h dependency.
20268 * basic-block.h (struct basic_block_def): Remove predictions
20270 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
20272 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
20275 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
20278 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
20280 * timevar.c (timevar_print): Change reference of --disable-checking to
20281 --enable-checking=release. Also warn if assert checking is disabled.
20283 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
20286 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
20287 decl as addressable if the compound literal was marked as
20289 Mark the decl as a gimple register if it is a complex or
20290 vector decl and does not live in memory.
20292 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
20294 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
20295 (GENERIC_NEXT): New function macro.
20296 (PHI_CHAIN): Use phi_node's new chain variable.
20297 (tree_phi_node): Change tree_common to tree_base
20298 and add the chain field.
20299 * tree-phinodes.c (make_phi_node): Don't set
20300 TREE_TYPE on the new node.
20301 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
20302 instead of checking GIMPLE_TUPLE_P in chain_next.
20303 * tree-vect-transform.c
20304 (get_initial_def_for_induction): Look at
20305 PHI_RESULT_TREE for the type of the phi node.
20306 (update_vuses_to_preheader): Use PHI_CHAIN
20307 instead of TREE_CHAIN on the phi node.
20308 * tree-ssa-structalias.c (compute_points_to_sets):
20310 (ipa_pta_execute): Likewise.
20312 2007-04-21 Richard Guenther <rguenther@suse.de>
20314 PR middle-end/31136
20315 * fold-const.c (fold_unary): Call fold_convert_const on the
20318 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
20320 * gcse.c (store_killed_in_insn): Handle PARALLELs.
20321 (store_killed_in_pat): New.
20323 2007-04-20 Richard Henderson <rth@redhat.com>
20326 * config/i386/i386.c (type_has_variadic_args_p): Look for any
20327 TREE_LIST with a void_type_node value, not void_list_node exactly.
20329 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
20331 * doc/standards.texi: Re-arrange into language-specific
20332 subsections. Add a C++ section, documenting which standards we
20335 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
20337 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
20338 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
20340 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
20342 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
20343 ecrti.o and crtbegin.o.
20344 (LIB_DEFAULT_SPEC): Include -lc.
20345 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
20347 2007-04-20 Richard Henderson <rth@redhat.com>
20350 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
20351 argument; update all callers.
20352 (get_unaligned_offset): New.
20353 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
20354 get_unaligned_address, just pass on the address directly.
20355 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
20356 the subreg in the helper patterns.
20357 (unaligned_extendqidi_le): Use get_unaligned_offset.
20358 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
20359 (unaligned_extendhidi_be): Likewise.
20360 (unaligned_extendhidi): Tidy.
20361 * config/alpha/alpha-protos.h: Update.
20363 2007-04-20 Richard Henderson <rth@redhat.com>
20365 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
20366 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
20367 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
20368 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
20369 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
20370 (CPP_SPEC): Don't include %(cpp_subtarget).
20371 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
20372 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
20373 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
20375 2007-04-20 Jakub Jelinek <jakub@redhat.com>
20377 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
20378 for __builtin_ia32_cmpordss.
20380 PR tree-optimization/31632
20381 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
20382 and arg1 for optimizations of comparison against min/max values.
20383 Fold arg0 to arg1's type for optimizations of comparison against
20384 min+1 and max-1 values.
20386 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
20388 * reload.c (combine_reloads): When trying to use a dying register,
20389 check whether it's uninitialized and don't use if so.
20391 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
20393 * fold-const.c: Remove prototypes for native_encode_expr and
20394 native_interpret_expr.
20395 (native_encode_expr): Make non-static.
20396 (native_interpret_expr): Likewise.
20397 * tree.h: Add prototypes for the above.
20399 2007-04-19 Joseph Myers <joseph@codesourcery.com>
20401 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
20402 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
20403 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
20404 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
20405 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
20406 Add length attributes.
20408 2007-04-19 Janis Johnson <janis187@us.ibm.com>
20410 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
20413 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
20414 __STDC_WANT_DEC_FP__.
20416 2007-04-19 Joseph Myers <joseph@codesourcery.com>
20418 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
20419 for long double compatibility.
20420 * configure: Regenerate.
20422 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
20424 PR rtl-optimization/29841
20425 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
20427 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
20428 that may cause control flow transfer from being moved.
20430 2007-04-18 Jan Hubicka <jh@suse.cz>
20432 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
20435 2007-04-18 Eric Christopher <echristo@apple.com>
20437 * config/rs6000/darwin.md (load_macho_picbase): Use link register
20438 only. Update operands.
20439 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
20440 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
20441 link register to pic register.
20443 2007-04-18 Dirk Mueller <dmueller@suse.de>
20445 PR diagnostic/31227
20446 * tree-vrp.c (search_for_addr_array): New.
20447 (check_array_bounds): Suppress warning about
20448 address taken of array refs if its not de-referenced.
20450 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
20452 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
20453 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
20455 * tree-vectorizer.h (NITERS_KNOWN_P): New.
20456 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
20457 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
20459 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
20461 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
20463 (vect_analyze_scalar_cycles): Fix indentation.
20464 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
20465 (vect_mark_relevant): Include phis in relevance analysis.
20467 * tree-vect-transform.c (vect_transform_loop): Add an assert.
20469 2007-04-18 Anatoly Sokolov <aesok@post.ru>
20471 * config/avr/avr.c (ptrreg_to_str): Replace error() with
20472 output_operand_lossage().
20474 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
20476 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
20477 the unused code for reduction without adjust-in-epilog to simplify the
20480 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
20482 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
20483 (S390_TDC_NEGATIVE_ZERO): New constant.
20484 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
20485 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
20486 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
20487 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
20488 (S390_TDC_POSITIVE_INFINITY): New constant.
20489 (S390_TDC_NEGATIVE_INFINITY): New constant.
20490 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
20491 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
20492 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
20493 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
20494 (S390_TDC_INFINITY): New constant.
20495 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
20496 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
20497 optimization for UNSPEC_CCZ_TO_INT.
20498 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
20499 ("*ccz_to_int"): New insn.
20500 ("isinf<mode>2"): New insn.
20501 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
20502 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
20503 (UNSPEC_CCZ_TO_INT): New constant.
20505 2007-04-18 Richard Guenther <rguenther@suse.de>
20507 PR tree-optimization/19431
20508 PR tree-optimization/21463
20509 * tree-pass.h (pass_phiprop): Declare.
20510 * passes.c (init_optimization_passes): New phiprop pass.
20511 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
20512 (phivn_valid_p): New helper function.
20513 (phiprop_insert_phi): Likewise.
20514 (propagate_with_phi): Likewise.
20515 (tree_ssa_phiprop): New propagator propagating loads
20516 through phi nodes if profitable.
20518 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
20520 * tree-vect-analyze.c (process_use): New function.
20521 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
20522 Check phis in all bbs.
20523 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
20526 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
20528 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
20531 2007-04-17 Anatoly Sokolov <aesok@post.ru>
20534 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
20537 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
20539 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
20541 (sse_vmmulv4sf3): Likewise.
20542 (sse2_vmaddv2df3): Likewise.
20543 (sse2_vmmulv2df3): Likewise.
20545 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
20547 PR rtl-optimization/31360
20548 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
20549 (target_reg_cost): New.
20550 (init_set_costs): Initialize target_reg_cost. Add comments
20551 regarding the rationale of the costs.
20552 (global_cost_for_size): Renamed to...
20553 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
20554 of register pressure.
20555 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
20556 estimate_reg_pressure_cost. Add number of ivs.
20557 (determine_set_costs): Dump target_reg_cost.
20558 * loop-invariant.c (gain_for_invariant): Use
20559 estimate_reg_pressure_cost. Removed n_inv_uses argument.
20560 (best_gain_for_invariant, find_invariants_to_move): Remove
20562 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
20563 (target_reg_cost): Declare.
20564 (global_cost_for_size): Declaration removed.
20565 (estimate_reg_pressure_cost): Declare.
20567 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
20569 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
20570 regnos into even/odd register pairs.
20571 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
20572 TDmode similar to the other floating point modes.
20573 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
20574 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
20576 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
20577 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
20578 (movdd_hardfloat64): Use TARGET_MFPGPR.
20580 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
20582 * reload1.c (delete_output_reload): Don't count output in n_inherited.
20585 2005-01-05 Richard Henderson <rth@redhat.com>
20587 * reload1.c (do_input_reload): Restrict the optimization deleteing
20588 a previous output reload to RELOAD_FOR_INPUT.
20590 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
20592 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
20593 induc_vec_info_type.
20594 (vectorizable_induction): New function declaration.
20595 * tree-vect-transform.c (get_initial_def_for_induction): No need to
20596 check if already vectorized. Find first place in BB where new stmts
20597 can be inserted. Takes only one argument.
20598 (vectorizable_induction): New function.
20599 (vect_transform_stmt): Add case for induc_vec_info_type to call
20600 vectorizable_induction.
20601 (vect_transform_loop): Consider phis for vectorization.
20602 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
20604 (analyze_operations): Call vectorizable_induction when analyzing phis.
20606 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
20607 (vect_mark_relevant): Include phis in relevance analysis.
20608 (vect_mark_stmts_to_be_vectorize): Likewise.
20609 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
20611 2007-04-16 Lawrence Crowl <crowl@google.com>
20613 * doc/invoke.texi (Debugging Options): Add documentation for the
20614 -femit-struct-debug options -femit-struct-debug-baseonly,
20615 -femit-struct-debug-reduced, and
20616 -femit-struct-debug-detailed[=...].
20618 * c-opts.c (c_common_handle_option): Add
20619 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
20620 and OPT_femit_struct_debug_detailed_.
20621 * c.opt: Add specifications for
20622 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
20623 and -femit-struct-debug-detailed[=...].
20624 * opts.c (set_struct_debug_option): Parse the
20625 -femit-struct-debug-... options.
20626 * opts.c (matches_main_base, main_input_basename,
20627 main_input_baselength, base_of_path, matches_main_base): Add
20628 variables and functions to compare header base name to compilation
20630 * opts.c (should_emit_struct_debug): Add to determine to emit a
20631 structure based on the option.
20632 (dump_struct_debug) Also disabled function to debug this
20634 * opts.c (handle_options): Save the base name of the
20637 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
20638 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
20639 This hook indicates if a type is generic. Set it by default
20640 to "never generic".
20641 * langhooks.h (struct lang_hooks_for_types): Add a new hook
20642 to determine if a struct type is generic or not.
20643 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
20644 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
20645 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
20646 with live C++ hook.
20648 * flags.h (enum debug_info_usage): Add an enumeration to describe
20649 a program's use of a structure type.
20650 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
20651 to indicate the program's usage of the type. Filter structs based
20652 on the -femit-struct-debug-... specification.
20653 (gen_type_die): Split into two routines, gen_type_die and
20654 gen_type_die_with_usage. gen_type_die is now a wrapper
20655 that assumes direct usage.
20656 (gen_type_die_with_usage): Replace calls to gen_type_die
20657 with gen_type_die_with_usage adding the program usage of
20658 the referenced type.
20659 (dwarf2out_imported_module_or_decl): Suppress struct debug
20660 information using should_emit_struct_debug when appropriate.
20662 2007-04-16 Ian Lance Taylor <iant@google.com>
20664 PR tree-optimization/31522
20665 * tree-vrp.c (vr_phi_edge_counts): New static variable.
20666 (vrp_initialize): Allocate vr_phi_edge_counts.
20667 (vrp_visit_phi_node): Don't push to infinity if we saw a new
20668 executable edge. Drop test for all constants.
20669 (vrp_finalize): Free vrp_phi_edge_counts.
20671 * doc/cpp.texi (Common Predefined Macros): Clarify description of
20672 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
20674 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
20675 predecessors at head rather than tail.
20677 2007-04-16 Matthias Klose <doko@debian.org>
20679 * config/alpha/linux.h (CPP_SPEC): Define.
20680 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
20682 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
20684 * function.h: Remove sequence_stack extern declaration.
20686 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
20688 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
20690 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
20693 2007-04-16 Anatoly Sokolov <aesok@post.ru>
20695 * config/avr/avr.c (avr_arch_types): Rearranging array.
20696 (enum avr_arch): Add.
20697 (avr_mcu_types): Use avr_arch enumeration constants instead of
20699 * config/avr/avr.h (LINK_SPEC): Simplify.
20701 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
20703 * config/m68k/m68k.c (m68k_libcall_value,
20704 m68k_function_value): Use macros for register names more.
20706 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
20708 (M68K_REGNAME): Use A6_REG.
20709 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
20711 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
20713 PR middle-end/28071
20714 * sched-int.h (struct deps): Split field 'pending_lists_length' into
20715 'pending_read_list_length' and 'pending_write_list_length'. Update
20717 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
20718 to handle two length counters instead of one. Update all uses.
20719 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
20720 two length counters instead of one.
20721 * sched-rgn.c (propagate_deps): Update to handle two length counters
20724 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
20727 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
20728 copy of source, pass it to ix86_expand_vector_set and return
20731 2007-04-16 David Ung <davidu@mips.com>
20732 Joseph Myers <joseph@codesourcery.com>
20734 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
20735 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
20736 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
20737 Add 74K processor information.
20738 * config/mips/mips.md: Include 74k.md.
20739 (cpu): Add 74kc,74kf,74kx.
20740 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
20741 * config/mips/74k.md: New.
20742 * doc/invoke.texi (MIPS Options): Document 74K support.
20744 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
20746 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
20747 vectorizable_* functions.
20748 * tree-vect-transform.c (vectorizable_call): Add check for
20749 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
20750 (vectorizable_store): likewise.
20751 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
20753 (vectorizable_operation, vectorizable_type_demotion): Likewise.
20754 (vectorizable_type_promotion, vectorizable_load): Likewise.
20755 (vectorizable_live_operation, vectorizable_condition): Likewise.
20756 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
20758 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
20760 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
20762 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
20763 register numbers more.
20764 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
20765 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
20766 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
20767 FUNCTION_VALUE_REGNO_P): Likewise.
20768 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
20769 STATIC_CHAIN_REGNUM): Likewise.
20770 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
20771 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
20772 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
20773 * config/m68k/m68k.md (FP_REG): New.
20775 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
20777 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
20780 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
20782 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
20783 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
20786 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
20788 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
20791 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
20794 * c-decl.c (finish_decl): Grab the type of the decl after the call
20795 to store_init_value.
20797 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
20799 * common.opt (fforward-propagate): Fix "Optimization" annotation.
20801 2007-04-14 Jakub Jelinek <jakub@redhat.com>
20804 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free
20805 dominators, post dominators and cleanup cfg before returning.
20807 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
20809 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
20810 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
20812 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
20814 * config.gcc: Recognize fido.
20815 * config/m68k/m68k-devices.def (fidoa): New.
20816 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
20818 (FL_FIDOA, TARGET_FIDOA): New.
20819 * config/m68k/m68k.opt (mfidoa): New.
20821 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20823 PR middle-end/31322
20824 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
20825 when a personality function is used.
20827 2007-04-13 Bob Wilson <bob.wilson@acm.org>
20829 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
20831 2007-04-13 Mike Stump <mrs@apple.com>
20833 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
20835 * config/darwin.opt (fapple-kext): Make C++ only.
20836 * config/darwin.c (darwin_override_options): Remove code to ensure
20837 -fapple-kext is given for C++ only.
20839 2007-04-13 Richard Sandiford <richard@codesourcery.com>
20841 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
20842 * config/mips/mips.c (override_options): Call
20843 SUBTARGET_OVERRIDE_OPTIONS, if defined.
20845 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
20847 * config/i386/i386.opt (msvr3-shlib): Removed.
20849 * doc/invoke.texi: Remove -msvr3-shlib.
20851 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
20853 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
20854 with "popcnt" instruction.
20856 2007-04-13 Richard Guenther <rguenther@suse.de>
20858 PR tree-optimization/21258
20859 * tree-vrp.c (compare_case_labels): New helper.
20860 (find_switch_asserts): New function.
20861 (find_assert_locations): Call it for SWITCH_EXPRs.
20863 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
20865 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
20866 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
20867 check is now implied in X87_FLOAT_MODE_P.
20868 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
20869 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
20870 (fix_trunc<mode>_i386_fisttp): Ditto.
20871 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
20872 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
20873 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
20874 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
20875 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
20876 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
20877 (unnamed_splitters): Ditto.
20878 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
20879 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
20880 FIRST_SSE_REG for local functions when SSE math is enabled or
20881 for functions with sseregparm attribute.
20882 (standard_80387_constant_p): Return -1 if mode is not
20884 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
20885 (ix86_expand_compare): Ditto.
20886 (ix86_expand_carry_flag_compare): Ditto.
20887 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
20888 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
20889 DECIMAL_FLOAT_MODE_P.
20890 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
20891 of SCALAR_FLOAT_MODE_P.
20892 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
20893 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
20894 checks before FLOAT_MODE_P.
20895 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
20896 before FLOAT_MODE_P.
20901 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
20903 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
20904 Charles Wilson <libtool@cwilson.fastmail.fm>
20906 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
20907 (libgcc.mvars): Don't depend on them.
20908 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
20909 * exec-tool.in: New.
20911 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
20913 * doc/invoke.text (--help): Document --help=common.
20915 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
20917 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
20919 2007-04-12 Richard Sandiford <richard@codesourcery.com>
20921 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
20922 * genemit.c (main): Emit #include "integrate.h".
20923 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
20924 (LOADGP_RTP): New mips_loadgp_style.
20925 * config/mips/mips.h: Include config/vxworks-dummy.h.
20926 (TARGET_RTP_PIC): New macro.
20927 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
20928 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
20929 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
20930 for TARGET_RTP_PIC.
20931 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
20932 -mvxworks-pic when using -mrtp and a PIC option.
20933 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
20935 (mips_symbolic_constant_p, mips_symbolic_address_p)
20936 (mips_symbol_insns): Handle SYMBOL_HALF.
20937 (override_options): Warn about -G and -mrtp being used together.
20938 Initialize mips_lo_relocs[SYMBOL_HALF].
20939 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
20940 (mips_emit_loadgp): Handle LOADGP_RTP.
20941 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
20942 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
20943 (tablejump): Handle function-relative case table entries if
20945 * config/mips/predicates.md (symbol_ref_operand): New predicate.
20947 2007-04-12 Richard Sandiford <richard@codesourcery.com>
20949 * config/mips/mips.md (load_call<mode>): Allow any general register.
20951 (sibcall_value_internal, sibcall_value_multiple_internal)
20952 (call_value_internal, call_value_split, call_value_multiple_internal)
20953 (call_value_multiple_split): Remove constraints from operand 0.
20955 2007-04-12 Richard Sandiford <richard@codesourcery.com>
20957 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
20958 rather than loadgp_noshared.
20959 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
20960 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
20962 * config/mips/mips.md (loadgp): Rename to...
20963 (loadgp_newabi): ...this.
20964 (loadgp_noshared): Rename to...
20965 (loadgp_absolute): ...this.
20967 2007-04-12 Richard Sandiford <richard@codesourcery.com>
20969 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
20970 false for locally-binding symbols.
20971 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
20973 2007-04-12 Richard Sandiford <richard@codesourcery.com>
20975 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
20976 (SYMBOL_GOT_PAGE_OFST): ...this.
20977 (SYMBOL_GOT_GLOBAL): Rename to...
20978 (SYMBOL_GOT_DISP): ...this.
20979 (SYMBOL_GOTOFF_GLOBAL): Rename to...
20980 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
20981 * config/mips/mips.c (mips_global_symbol_p): New function.
20982 (mips_symbol_binds_local_p): Likewise.
20983 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
20984 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use
20985 mips_global_symbol_p and mips_symbol_binds_local_p.
20986 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
20987 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
20988 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
20989 SYMBOL_GOTOFF_DISP.
20990 (mips_ok_for_lazy_binding_p): New function.
20991 (mips_load_call_address, mips_expand_call): Use it.
20992 (mips_dangerous_for_la25_p): Likewise.
20993 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
20994 (*got_disp<mode>): Use got_disp_operand instead of
20995 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
20996 SYMBOL_GOTOFF_GLOBAL.
20997 (*got_page<mode>): Use got_page_ofst_operand instead of
20999 * config/mips/predicates.md (const_call_insn_operand): Use
21000 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
21001 (global_got_operand): Rename to...
21002 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
21004 (local_got_operand): Rename to...
21005 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
21006 of SYMBOL_GOT_LOCAL.
21008 2007-04-12 Richard Sandiford <richard@codesourcery.com>
21010 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
21011 TARGET_CALL_CLOBBERED_GP.
21012 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
21013 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
21014 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
21015 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
21016 of TARGET_ABICALLS && !TARGET_NEWABI.
21017 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
21018 * config/mips/mips.c (mips_load_call_address): Check
21019 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
21020 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
21021 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
21022 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
21023 TARGET_ABICALLS && TARGET_NEWABI.
21024 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
21026 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
21027 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
21028 TARGET_ABICALLS && TARGET_NEWABI.
21029 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
21030 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
21031 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
21032 whether indirect calls must use $25.
21033 (mips_extra_live_on_entry): Check TARGET_GOT instead of
21035 * config/mips/mips.md (jal_macro): Check flag_pic and
21036 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
21037 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
21038 instead of TARGET_ABICALLS.
21039 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
21040 TARGET_ABICALLS && TARGET_OLDABI.
21041 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
21042 (sibcall): In the comment above the define_insn, mention
21043 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
21044 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
21045 instead of TARGET_ABICALLS.
21047 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
21049 * doc/md.texi (Blackfin family constraints): Document PA and PB.
21050 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
21051 (MACFLAGS_MATCH_P): New macro.
21052 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
21053 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
21054 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
21055 the other MACFLAG constants.
21056 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
21057 (flag_machi): Tighten constraints. Renumber some of the operands.
21058 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
21060 (flag_machi_parts_acconly): New pattern.
21061 (flag_macinithi): Tighten constraints. Allow any accumulator to be
21063 (flag_macinit1hi): Tighten constraints.
21064 (flag_mul_macv2hi_parts_acconly): New pattern.
21066 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
21067 Use a more efficient implementation.
21068 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
21069 inline sequences when not optimizing for size.
21071 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
21072 movhi_high2low): Delete, merge functionality into...
21073 (packv2hi): ... this pattern.
21075 2007-02-11 Jie Zhang <jie.zhang@analog.com>
21076 * config/bfin/bfin.opt (msim): New option.
21077 (mcpu=): New option.
21078 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
21079 (bfin_cpu_t): Typedef of enum bfin_cpu.
21080 (bfin_cpu_type): New declaration.
21081 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
21082 -msim and -mcpu= options.
21083 (LIB_SPEC): Likewise.
21084 * config/bfin/bfin.c (bfin_cpu_type): Define.
21085 (bfin_handle_option): Handle -mcpu= option.
21086 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
21087 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
21088 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
21090 2007-04-12 Richard Sandiford <richard@codesourcery.com>
21092 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
21093 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
21094 (powerpc-wrs-vxworksae): Use ${tm_file}.
21095 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
21096 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
21097 * config/i386/vx-common.h: New file.
21099 2007-04-12 Richard Sandiford <richard@codesourcery.com>
21101 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
21104 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
21106 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
21109 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
21113 * c-common.c (c_build_qualified_type): Set canonical type
21116 2007-04-12 Richard Guenther <rguenther@suse.de>
21118 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
21119 lower bound and element size if lower bound is not zero
21120 or either of the ARRAY_REF operands is set.
21122 2007-04-12 Richard Guenther <rguenther@suse.de>
21124 PR tree-optimization/24689
21125 PR tree-optimization/31307
21126 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
21128 * gimplify.c (canonicalize_addr_expr): To be consistent with
21129 gimplify_compound_lval only set operands two and three of
21130 ARRAY_REFs if they are not gimple_min_invariant. This makes
21131 it never at this place.
21132 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
21134 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21136 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
21137 null before emitting a .nsubspa directive.
21139 2007-04-11 Diego Novillo <dnovillo@redhat.com>
21141 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
21142 need_to_partition_p if there are no memory statements in the
21145 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
21147 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
21148 (gcd_of_steps_may_divide_p): New function.
21149 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
21151 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
21153 * reload.c (find_reloads_toplev, find_reloads_address,
21154 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
21155 not a pointer equality test, to decide if we need to call
21156 push_reg_equiv_alt_mem.
21158 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
21160 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
21161 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps):
21163 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
21165 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
21167 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
21168 vector to be positive.
21170 2007-04-11 Diego Novillo <dnovillo@redhat.com>
21174 * doc/invoke.texi: Document --params max-aliased-vops and
21176 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
21177 debug_memory_partitions): Move to tree-flow.h
21178 * params.h (AVG_ALIASED_VOPS): Define.
21179 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
21181 (mp_info_t): Likewise.
21182 (get_mem_sym_stats_for): New.
21183 (set_memory_partition): Move from tree-flow-inline.h.
21184 (mark_non_addressable): Only clear the set of symbols for the
21185 partition if it exists.
21186 (dump_memory_partitions): Move from tree-ssa-operands.c
21187 (debug_memory_partitions): Likewise.
21188 (need_to_partition_p): New.
21189 (dump_mem_ref_stats): New.
21190 (debug_mem_ref_stats): New.
21191 (dump_mem_sym_stats): New.
21192 (debug_mem_sym_stats): New.
21193 (update_mem_sym_stats_from_stmt): New.
21194 (compare_mp_info_entries): New.
21195 (mp_info_cmp): Call it.
21196 (sort_mp_info): Change argument to a list of mem_sym_stats_t
21198 (get_mpt_for): Move from tree-ssa-operands.c.
21199 (find_partition_for): New.
21200 (create_partition_for): Remove.
21201 (estimate_vop_reduction): New.
21202 (update_reference_counts): New.
21203 (build_mp_info): New.
21204 (compute_memory_partitions): Refactor.
21205 Document new heuristic.
21206 Call build_mp_info, update_reference_counts,
21207 find_partition_for and estimate_vop_reduction.
21208 (compute_may_aliases): Populate virtual operands before
21209 calling debugging dumps.
21210 (delete_mem_sym_stats): New.
21211 (delete_mem_ref_stats): New.
21212 (init_mem_ref_stats): New.
21213 (init_alias_info): Call it.
21214 (maybe_create_global_var): Remove alias_info argument.
21215 Get number of call sites and number of pure/const call sites
21216 from gimple_mem_ref_stats().
21217 (dump_alias_info): Call dump_memory_partitions first.
21218 (dump_points_to_info_for): Show how many times a pointer has
21220 * opts.c (decode_options): For -O2 set --param
21221 max-aliased-vops to 500.
21222 For -O3 set --param max-aliased-vops to 1000 and --param
21223 avg-aliased-vops to 3.
21224 * fortran/options.c (gfc_init_options): Remove assignment to
21226 * tree-flow-inline.h (gimple_mem_ref_stats): New.
21227 * tree-dfa.c (dump_variable): Dump memory reference
21229 Dump NO_ALIAS* settings.
21230 (referenced_var_lookup): Tidy.
21231 (mem_sym_stats): New.
21232 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
21233 and ORIG are different SSA names for a memory partition.
21234 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
21235 * tree-flow.h (struct mem_sym_stats_d): Define.
21236 (mem_sym_stats_t): Define.
21237 (struct mem_ref_stats_d): Define.
21238 (struct gimple_df): Add field mem_ref_stats.
21239 (enum noalias_state): Define.
21240 (struct var_ann_d): Add bitfield noalias_state.
21241 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
21242 debug_mem_ref_stats, debug_memory_partitions,
21243 debug_mem_sym_stats): Declare.
21244 * tree-ssa-structalias.c (update_alias_info): Update call
21245 sites, pure/const call sites and asm sites in structure
21246 returned by gimple_mem_ref_stats.
21247 Remove local variable IS_POTENTIAL_DEREF.
21248 Increase NUM_DEREFS if the memory expression is a potential
21250 Call update_mem_sym_stats_from_stmt.
21251 If the memory references memory, call
21252 update_mem_sym_stats_from_stmt for all the direct memory
21253 symbol references found.
21254 (intra_create_variable_infos): Set noalias_state field for
21255 pointer arguments according to the value of
21256 flag_argument_noalias.
21257 * tree-ssa-structalias.h (struct alias_info): Remove fields
21258 num_calls_found and num_pure_const_calls_found.
21259 (update_mem_sym_stats_from_stmt): Declare.
21260 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
21261 Set default value to 100.
21262 (PARAM_AVG_ALIASED_VOPS): Define.
21264 2007-04-11 Richard Guenther <rguenther@suse.de>
21266 PR middle-end/31530
21267 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
21268 a * -b + c as c - a * b if we honor sign dependent rounding.
21270 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
21272 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
21273 bfin_expand_strmov.
21274 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
21275 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
21277 (initialize_trampoline): Don't use old-style function definition.
21278 (bfin_secondary_reload): Mark IN_P argument as unused.
21280 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
21282 PR tree-optimization/31343
21283 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
21284 (build_polynomial_chrec): Return a scalar when the evolution is zero.
21285 * testsuite/gcc.dg/vect/pr31343.c: New.
21287 2007-04-10 Eric Christopher <echristo@apple.com>
21289 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
21290 * config/i386/i386.md (*cmpfp0): Use.
21291 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
21292 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
21293 (fix_trunc<mode>_i386_fisttp): Ditto.
21294 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
21295 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
21296 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
21297 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
21298 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
21299 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
21300 (unnamed_splitters): Ditto.
21301 * config/i386/i386.c (output_fix_trunc): Assert that
21302 we're not being passed a TFmode operand.
21304 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
21306 PR tree-optimization/31526
21307 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
21308 n_basic_blocks to find newly added blocks.
21310 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
21312 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
21314 (fix_trunc<mode>si_sse): Ditto.
21315 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
21316 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
21317 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
21318 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
21319 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
21320 expander using SSEMODEF mode macro.
21321 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
21322 expander using SSEMODEF mode macro.
21323 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
21324 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
21325 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
21326 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
21327 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
21328 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
21329 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
21330 Macroize insn using X87MODEF mode macro.
21332 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
21334 * config/i386/sse.md (sse2_pinsrw): Removed.
21335 (sse2_pextrw): Renamed to ...
21336 (*sse2_pextrw): This.
21338 2007-04-09 Jan Hubicka <jh@suse.cz>
21341 * config/i386/sse.md
21342 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
21343 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
21344 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
21345 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
21347 2007-04-09 Jan Hubicka <jh@suse.cz>
21349 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
21350 multiple fields of union.
21352 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
21354 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
21355 (create_preheaders): Check that loops are available.
21356 (fix_loop_structure): Clean up, improve comments.
21357 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
21358 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
21360 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
21361 * predict.c (tree_estimate_probability): Do not call
21362 calculate_dominance_info. Call create_preheaders.
21363 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
21364 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
21366 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
21367 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
21368 * tree-cfg.c (tree_split_edge): Make an assert more precise.
21369 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
21372 2007-04-08 Jan Hubicka <jh@suse.cz>
21374 * tree.h (maybe_fold_offset_to_component_ref): Declare.
21375 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
21376 * fold-const.c (fold_unary): Use it.
21378 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
21380 * varasm.c (assemble_variable): Remove call to
21381 lang_hooks.decls.prepare_assemble_variable.
21382 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
21383 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
21384 * langhooks.h (lang_hooks_for_decls): Remove
21385 prepare_assemble_variable.
21387 2007-04-08 Mike Stump <mrs@apple.com>
21389 * config/i386/i386.c: Use inc/dec on Core2.
21391 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
21393 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
21394 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
21395 lhd_tree_inlining_end_inlining): Remove.
21396 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
21397 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
21398 end_inlining hooks.
21399 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
21400 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
21401 lhd_tree_inlining_end_inlining): Remove prototypes.
21402 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
21403 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
21404 LANG_HOOKS_TREE_INLINING_START_INLINING,
21405 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
21407 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
21410 2007-04-08 Anatoly Sokolov <aesok@post.ru>
21413 * config/avr/predicates.md (io_address_operand): Delete predicate.
21414 (low_io_address_operand): Don't use 'mode' argument.
21415 (higth_io_address_operand): Rename ...
21416 (high_io_address_operand): ... to this. Don't use 'mode' argument.
21417 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
21420 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
21422 Revert change removing staticp.
21424 2007-04-07 Anatoly Sokolov <aesok@post.ru>
21427 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
21430 2007-04-07 Bruce Korb <bkorb@gnu.org>
21432 * c.opt: Add -Wformat-contains-nul.
21433 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
21435 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
21436 the NUL byte warning.
21438 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
21440 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
21442 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
21444 * tree.c (staticp): No longer use staticp langhook.
21445 * langhooks.c (lhd_staticp): Removed.
21446 * langhooks.h (struct lang_hooks): Remove staticp.
21447 * c-common.c (c_staticp): Remove.
21448 * c-common.h (c_staticp): Ditto.
21449 * langhooks-defs.h (lhd_staticp): Ditto.
21450 (LHD_HOOKS_STATICP): Ditto
21451 * tree.h (gcc_assert_lowered): New macro.
21453 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
21455 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
21456 argument "reliable".
21457 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
21458 Add argument "reliable". Propagate it through calls.
21459 (infer_loop_bounds_from_undefined): Derive number of iterations
21460 estimates from references in blocks that do not dominate loop latch.
21461 (gcov_type_to_double_int): New function.
21462 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
21463 and expected_loop_iterations_unbounded.
21464 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
21465 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
21466 * tree-data-ref.c (estimated_loop_iterations): Export.
21467 (get_references_in_stmt): Fix -- do not return addresses of local
21469 * cfgloop.h (expected_loop_iterations_unbounded,
21470 estimated_loop_iterations): Declare.
21472 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
21474 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
21476 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
21478 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
21479 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
21480 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
21481 Use output_387_reg_move().
21482 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
21483 expander using X87MODEF12 mode macro.
21484 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
21485 choosing register preferences. Use output_387_reg_move().
21486 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
21487 instead of "x". Use output_387_reg_move().
21488 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
21489 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
21490 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
21491 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
21492 Use output_387_reg_move().
21493 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
21495 (*truncxf?f_i387 splitter): Ditto.
21497 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
21499 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
21500 LANG_HOOKS_SAFE_FROM_P.
21501 * expr.c (safe_from_p): Remove langhook call.
21502 * langhooks.h (lang_hooks): Remove safe_from_p.
21503 (lhd_safe_from_p): Remove prototype.
21504 * langhooks.c (lhd_safe_from_p): Remove.
21506 2007-04-06 Jan Hubicka <jh@suse.cz>
21508 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
21511 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
21513 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
21514 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
21515 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
21516 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
21518 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
21519 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
21521 2007-04-05 Richard Henderson <rth@redhat.com>
21523 * config/alpha/alpha.c (print_operand) [+]: Remove.
21524 (alpha_end_function): Print nop if call at end of function.
21525 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
21526 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
21527 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
21528 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
21529 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
21530 the call pattern. Update peepholes to match.
21532 2007-04-05 Janis Johnson <janis187@us.ibm.com>
21534 * doc/extend.texi (Other Builtins): Add decimal float variants
21536 * builtins.def: Ditto.
21537 * builtins.c (expand_builtin): Ditto.
21539 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
21540 H.J. Lu <hongjiu.lu@intel.com>
21543 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
21544 of V8HImode when calling ix86_binary_operator_ok.
21545 (sse2_pmaddwd): Call ix86_binary_operator_ok.
21546 (sdot_prodv8hi): Operands 1 and 2 must be register.
21548 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
21550 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
21551 initialize align to silence bogus warning.
21553 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
21555 PR middle-end/22156
21556 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
21558 (struct sra_walk_fns): Remove use_all parameter from use.
21559 (sra_hash_tree): Handle BIT_FIELD_REFs.
21560 (sra_elt_hash): Don't hash bitfld blocks.
21561 (sra_elt_eq): Skip them in parent compares as well. Handle
21563 (sra_walk_expr): Don't maintain or pass down use_all_p.
21564 (scan_use): Remove use_all parameter.
21565 (scalarize_use): Likewise. Re-expand assignment to
21566 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
21567 output, and re-scalarize after output. Don't mark anything
21569 (scalarize_ldst): Adjust.
21570 (scalarize_walk_gimple_modify_statement): Likewise.
21571 (build_element_name_1): Handle BIT_FIELD_REFs.
21572 (instantiate_element): Don't warn for any element whose parent
21573 is used as a whole.
21574 (instantiate_missing_elements_1): Return the sra_elt.
21575 (canon_type_for_field): New.
21576 (try_instantiate_multiple_fields): New.
21577 (instantiate_missing_elemnts): Use them.
21578 (mark_no_warning): Removed.
21579 (generate_one_element_ref): Handle BIT_FIELD_REFs.
21580 (REPLDUP, sra_build_elt_assignment): New.
21581 (generate_copy_inout): Use them.
21582 (generate_element_copy): Likewise. Handle bitfld differences.
21583 (generate_element_zero): Don't recurse for blocks. Use
21584 sra_build_elt_assignment.
21585 (generate_one_element_int): Take elt instead of var. Use
21586 sra_build_elt_assignment.
21587 (generate_element_init_1): Adjust.
21588 (scalarize_use, scalarize_copy): Use REPLDUP.
21589 (scalarize_ldst): Move assert before dereference.
21590 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
21592 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
21594 * regmove.c: Fix unused variable warnings due to previous commit.
21596 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
21598 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
21599 (regmove_bb_head): Remove.
21600 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
21601 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
21602 problems with fixup_match_1.
21603 Don't initialize/free regmove_bb_head.
21605 (reg_is_remote_constant_p): If an insn is in the same basic block
21606 but not before INSN, consider it remote, too.
21608 2007-04-05 Anatoly Sokolov <aesok@post.ru>
21611 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
21612 DECL_ASSEMBLER_NAME, not the DECL_NAME.
21614 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
21616 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
21617 (CONDITIONAL_REGISTER_USAGE): Likewise.
21619 2007-04-04 Richard Henderson <rth@redhat.com>
21621 * config/alpha/lib1funcs.asm: Remove unused file.
21623 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
21626 * opts.c (print_specific_help): Fix --help=<language>
21628 (common_handle_option): Support --help=common.
21630 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
21633 * gcc.c (main): Do not run the linker if
21634 print_subprocess_help indicates that it shouldn't be
21637 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
21640 * doc/invoke.texi (--help=): Document <languages> value, fix
21641 formatting in tables of values.
21643 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
21645 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
21646 dllimport attribute of virtual methods.
21648 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
21650 * config/score/crti.asm: Change _bss_start to __bss_start.
21651 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
21652 (OUTGOING_REG_PARM_STACK_SPACE) update.
21653 * config/score/score.opt: add options to make backend support
21654 score5, score5u, score7 and score7d.
21655 * config/score/score.md: Likewise.
21656 * config/score/misc.md: Likewise.
21657 * config/score/mac.md: Likewise.
21658 * doc/invoke.texi: Likewise.
21659 * doc/md.texi: update constraints define.
21661 2007-04-03 Richard Henderson <rth@redhat.com>
21663 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
21664 an appropriate type, use the mode instead.
21666 2007-04-03 Richard Sandiford <richard@codesourcery.com>
21668 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
21669 Set the default --with-arch setting to mips2.
21670 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
21671 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
21672 (MULTILIB_OSDIRNAMES): Delete.
21673 (MULTILIB_DIRNAMES): Define.
21674 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
21675 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
21676 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
21677 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
21678 VXWORKS_OS_CPP_BUILTINS.
21679 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
21680 (MIPS_DEBUGGING_INFO): Undefine.
21681 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
21683 2007-04-03 Jakub Jelinek <jakub@redhat.com>
21685 PR middle-end/30704
21686 * fold-const.c (native_encode_real): Encode real.c provided longs
21687 as a series of 32-bit native integers.
21688 (native_interpret_real): Interpret buffer as a series of 32-bit
21691 2007-04-03 Richard Guenther <rguenther@suse.de>
21693 * genpreds.c (write_insn_constraint_len): Write function
21694 optimized for CONSTRAINT_LEN implementation.
21695 (write_tm_preds_h): Output insn_constraint_len inline and
21696 use it for CONSTRAINT_LEN.
21697 (write_insn_preds_c): Don't output insn_constraint_len.
21698 * doc/md.texi (define_register_constraint): Document multi-letter
21699 constraints shall have the same length if they start with the same
21702 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
21705 * config/i386/i386.md (isinf<mode>2): Expand only when
21706 TARGET_C99_FUNCTIONS is set.
21708 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
21710 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
21711 (x86_64-*-linux*): Ditto.
21712 * config/i386/i386.opt (mpc): New option.
21713 * config/i386/i386.c (overrride_options): Handle
21714 ix87_precision_string.
21715 * config/i386/crtprec.c: New file.
21716 * config/i386/t-crtpc: Ditto.
21717 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
21718 and -mpc80 options.
21719 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
21720 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
21721 crtprec32.o, crtprec64.o and crtprec80.o.
21723 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
21724 and -mpc80 options.
21725 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
21727 2007-04-02 Eric Christopher <echristo@apple.com>
21729 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
21730 limitations on darwin.
21732 2007-04-02 Anatoly Sokolov <aesok@post.ru>
21735 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
21737 2007-04-02 Dave Korn <dave.korn@artimi.com>
21739 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
21741 2007-04-02 Dave Korn <dave.korn@artimi.com>
21743 * libgcc2.h (exception_descriptor): Don't forward-declare.
21744 (__get_eh_table_language, __get_eh_table_version): Delete
21745 prototypes of long-dead functions.
21747 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
21749 * ebitmap.h: New file
21750 * ebitmap.c: New file
21751 * Makefile.in (ebitmap.o): New target.
21753 2007-04-01 Jan Hubicka <jh@suse.cz>
21755 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
21756 before very first instruction.
21758 2007-04-01 Jan Hubicka <jh@suse.cz>
21760 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
21761 waring on 64bit hosts.
21762 * bitmap.h: Fix typo in bitmap_head_def.
21764 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
21766 PR rtl-optimization/31391
21767 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
21768 into a DELETED_LABEL note, and the label is in an empty basic
21769 block, update BB_END as well as BB_HEAD.
21771 2007-04-01 Richard Henderson <rth@redhat.com>
21773 PR tree-optimization/31169
21774 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
21775 to varying if the range is outside [0, prec-1].
21777 2007-04-01 Richard Sandiford <richard@codesourcery.com>
21780 * config/mips/mips.md (load_const_gp): New insn.
21781 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
21782 the MIPS16 GP pseudo register if no_new_pseudos.
21783 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
21785 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
21788 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
21790 (call_value): Likewise.
21792 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
21793 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21796 * doc/invoke.texi: (optimization options): Reword description
21797 of -ffast-math. Document its primary purpose.
21799 2007-03-31 Richard Guenther <rguenther@suse.de>
21801 * omp-low.c (splay-tree.h): Include.
21802 (lookup_decl): Replace splay-tree usage by pointer-map.
21803 (maybe_lookup_decl): Likewise.
21804 (new_omp_context): Likewise.
21805 (delete_omp_context): Likewise.
21806 * gimplify.c (splay-tree.h): Include.
21807 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
21809 (remap_ssa_name): Likewise.
21810 (remap_decl): Likewise.
21811 (remap_type_1): Likewise.
21812 (remap_type): Likewise.
21813 (copy_body_r): Likewise.
21814 (expand_call_inline): Likewise.
21815 (clone_body): Likewise.
21816 (copy_tree_r): Likewise.
21817 (remap_save_expr): Likewise.
21818 (unsave_r): Likewise.
21819 (unsave_expr_now): Likewise.
21820 (tree_function_versioning): Likewise.
21821 (build_duplicate_type): Likewise.
21822 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
21823 (struct copy_body_data): Replace splay-tree by pointer-map.
21824 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
21825 not $(SPLAY_TREE_H).
21826 (gimplify.o): Depend on $(SPLAY_TREE_H).
21827 (omp-low.p): Likewise.
21829 2007-03-31 Anatoly Sokolov <aesok@post.ru>
21831 * config/avr/predicates.md (even_register_operand,
21832 odd_register_operand): New predicates.
21833 * config/avr/avr.md (movw peephole2): New.
21834 (movw_r peephole2): New.
21836 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
21838 * tree.h (get_signed_or_unsigned_type): New.
21839 * fold-const.c (operand_equal_for_comparison_p): Use
21840 get_signed_or_unsigned_type instead of
21841 lang_hooks.types.signed_or_unsigned_type.
21842 * expr.c (store_expr): Ditto.
21843 * langhooks.c (get_signed_or_unsigned_type): New.
21844 (lhd_signed_or_unsigned_type): New.
21845 * langhooks.h (lhd_signed_or_unsigned_type): New.
21846 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
21848 2007-03-30 Richard Henderson <rth@redhat.com>
21850 * tree-ssa-loop-ivopts.c: Include target.h.
21851 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
21852 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
21853 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
21854 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
21856 2007-03-30 Richard Henderson <rth@redhat.com>
21857 Kai Tietz <kai.tietz@onevision.com>
21859 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
21860 default for 64-bit.
21861 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
21862 (TARGET_64BIT_MS_ABI): New.
21863 (DBX_REGISTER_NUMBER): Handle 64-bit.
21864 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
21865 (LONG_TYPE_SIZE): Force to 32.
21866 (REG_PARM_STACK_SPACE): New.
21867 (OUTGOING_REG_PARM_STACK_SPACE): New.
21868 (REGPARM_MAX, SSE_REGPARM_MAX): New.
21869 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
21870 (STACK_BOUNDARY): Use 128 for 64-bit.
21871 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
21872 Add 64-bit implementation.
21873 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
21875 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
21876 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
21877 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
21878 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
21879 (ix86_handle_cconv_attribute): Don't warn when ignoring if
21880 TARGET_64BIT_MS_ABI.
21881 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
21882 (ix86_pass_by_reference): Likewise.
21883 (ix86_function_value_regno_p): Likewise.
21884 (ix86_build_builtin_va_list): Likewise.
21885 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
21886 (function_arg_advance_ms_64): New.
21887 (function_arg_advance): Call it.
21888 (function_arg_ms_64): New.
21889 (function_arg): Call it.
21890 (function_value_ms_64): New.
21891 (ix86_function_value_1): Call it.
21892 (return_in_memory_ms_64): New.
21893 (ix86_return_in_memory): Call it.
21894 (setup_incoming_varargs_ms_64): New.
21895 (ix86_setup_incoming_varargs): Call it.
21896 (ix86_expand_prologue): Handle 64-bit stack probing.
21897 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
21898 (output_pic_addr_const): Likewise.
21899 (x86_this_parameter): Likewise.
21900 (x86_output_mi_thunk): Likewise.
21901 (x86_function_profiler): Likewise.
21902 (TARGET_STRICT_ARGUMENT_NAMING): New.
21903 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
21904 (TARGET_64BIT_MS_ABI): New.
21905 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
21906 * config/i386/i386.md (allocate_stack_worker): Remove.
21907 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
21908 describe the clobber of eax without a match_scratch.
21909 (allocate_stack_worker_postreload): Remove.
21910 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
21911 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
21912 (allocate_stack_worker_rex64_postreload): Remove.
21913 (allocate_stack): Handle 64-bit.
21914 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
21915 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
21916 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
21917 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
21918 (STANDARD_STARTFILE_PREFIX_1): Likewise.
21919 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
21920 * config.build (x86_64-*-mingw*): New host.
21921 * config.host (x86_64-*-mingw*): New host.
21922 * config.gcc (x86_64-*-mingw*): New target.
21923 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
21925 2007-03-30 Richard Henderson <rth@redhat.com>
21926 Kai Tietz <kai.tietz@onevision.com>
21928 * c-pragma.c (struct def_pragma_macro_value): New.
21929 (struct def_pragma_macro): New.
21930 (pushed_macro_table): New.
21931 (dpm_hash, dpm_eq): New.
21932 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
21933 (init_pragma): Install them.
21934 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
21936 2007-03-30 Anatoly Sokolov <aesok@post.ru>
21938 * config/avr/avr.c (avr_override_options): Clear
21939 'flag_delete_null_pointer_checks'.
21941 2007-03-30 Paolo Carlini <pcarlini@suse.de>
21944 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
21945 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
21946 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
21947 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
21948 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
21949 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
21950 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
21952 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
21954 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
21956 * regmove.c: Move all of pass_stack_adjustments from here...
21957 * combine-stack-adj.c: ...to this new file.
21958 * Makefile.in: Add rules for combine-stack-adj.o.
21960 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
21962 PR tree-optimization/31383
21963 * tree-data-ref.c (affine_function_equal_p): Do not require the
21964 vectors to have the same length.
21966 2007-03-30 Jan Hubicka <jh@suse.cz>
21968 PR middle-end/30700
21969 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
21970 availablility; add more sanity checking; ask varpool only about
21973 2007-03-29 Richard Henderson <rth@redhat.com>
21975 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
21976 to decide, but __SIZEOF_LONG_LONG__.
21978 2007-03-29 Richard Henderson <rth@redhat.com>
21980 * emutls.c (struct __emutls_array): New.
21981 (emutls_destroy): Use it instead of casting element 0 from void*.
21982 (__emutls_get_address): Likewise.
21984 2007-03-29 Richard Henderson <rth@redhat.com>
21986 * varasm.c (initializer_constant_valid_p): Don't deny
21987 DECL_DLLIMPORT_P on functions.
21989 * config/i386/cygming.h: Remove function declarations.
21990 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
21991 (ASM_OUTPUT_LABELREF): Remove.
21992 (COMMON_ASM_OP): Remove.
21993 (ASM_OUTPUT_COMMON): Remove.
21994 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
21995 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
21996 (ASM_DECLARE_FUNCTION_NAME): Likewise.
21997 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
21998 Rename from TARGET_ENCODE_SECTION_INFO.
21999 * config/i386/netware.h: Likewise.
22000 * config/i386/i386-protos.h: Update.
22001 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
22002 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
22003 (legitimate_constant_p): Reject dllimports.
22004 (dllimport_map, get_dllimport_decl): New.
22005 (legitimize_dllimport_symbol): New.
22006 (legitimize_address, ix86_expand_move): Use it.
22007 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
22008 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
22009 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
22010 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
22011 * config/i386/predicates.md (constant_call_address_operand): Only
22012 accept symbols; reject dllimport_p symbols.
22013 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
22014 i386_pe_maybe_record_exported_symbol.
22015 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
22016 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
22017 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
22018 trust the setting of DECL_DLLIMPORT_P.
22019 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
22020 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
22021 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
22022 tidy the argument scanning loop.
22023 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
22024 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
22025 (i386_pe_strip_name_encoding): Remove.
22026 (i386_pe_binds_local_p): New.
22027 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
22028 (i386_pe_output_labelref): Remove.
22029 (i386_pe_asm_output_aligned_decl_common): New.
22030 (i386_pe_maybe_record_exported_symbol): Rename from
22031 i386_pe_record_exported_symbol; check for dllexported symbols.
22033 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
22035 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
22036 add comment explaining why vsnprintf cannot be used.
22038 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
22040 PR tree-optimization/30666
22041 * tree.c (build_complex_type): When creating type names for DWARF2
22042 debug info, create TYPE_DECLs for TYPE_NAME instead of
22044 (build_common_tree_nodes_2): Use build_complex_type when building
22045 predefined complex types, to preserve canonical types.
22047 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
22049 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
22050 (noce_get_alt_condition): Look at it to determine whether to
22051 reverse the condition or not.
22052 (noce_get_condition): Substitute the truth for lies.
22053 (noce_find_if_block): Set the then_else_reversed field.
22055 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
22057 * config/fr30/fr30.md (movdi): Do not accept immediates as the
22058 destination of this insn.
22059 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
22060 than calling gen_rtx_SET directly. Use r0 to hold the value of
22061 'address + 4' rather than a stack based temporary which can be
22062 mis-optimized away.
22064 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
22066 * config/s390/s390.c (s390_secondary_input_reload_class,
22067 s390_secondary_output_reload_class): Functions removed.
22068 (s390_secondary_reload): New function.
22069 (TARGET_SECONDARY_RELOAD): Target macro defined.
22070 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
22071 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
22072 * config/s390/s390.md ("reload_outti", "reload_outdi",
22073 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
22074 "reload_out<mode>"): Expanders removed.
22075 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
22076 "reload<mode>_nonoffmem_out"): Expanders added.
22078 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
22080 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair
22081 action if SRC->DEST replacement failed anyway.
22083 2007-03-28 Mike Stump <mrs@apple.com>
22085 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
22086 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
22087 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
22089 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
22091 * config.gcc: Accept barcelona as a variant of amdfam10.
22092 * config/i386/i386.c (override_options): Likewise.
22093 * doc/invoke.texi: Likewise.
22095 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
22097 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
22098 offsets for BIT_FIELD_REF and COMPONENT_REF.
22100 2007-03-28 Richard Guenther <rguenther@suse.de>
22102 * tree.c (is_global_var): Move ...
22103 * tree-flow-inline.h (is_global_var): ... here.
22104 * tree.h (is_global_var): Remove declaration.
22106 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
22108 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
22110 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
22111 * config/i386/i386.c (ix86_tune_features): Initialize new
22113 * config/i386/predicates.md (promotable_binary_operator): Use
22114 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
22116 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
22119 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
22121 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
22123 * config/fr30/fr30.md (movsi_internal): Change destination
22124 constraint from m to V and add m to the end.
22126 2007-03-28 Christian Bruel <christian.bruel@st.com>
22128 * config/sh/sh.md (movsi_i): Fix type attribute.
22130 2007-03-28 Christian Bruel <christian.bruel@st.com>
22132 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
22133 (movsf_ie): Likewise.
22135 2007-03-28 Christian Bruel <christian.bruel@st.com>
22137 * config.gcc: Add sh4-300 to multilib.
22138 * config/sh/t-mlib-sh4-300: New file.
22140 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
22142 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
22143 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
22144 fix_trunc<mode>di2.
22145 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
22146 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
22147 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
22148 "fixuns_trunctddi2"): Whitespace fix.
22150 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
22152 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
22153 the definition of struct sh_args.
22154 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
22155 CALL_COOKIE_INT_REG_GET): Likewise.
22157 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
22159 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
22160 transformations are applied successfully.
22162 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
22164 * tree.c (tree_contains_struct): Permit 512 tree codes.
22165 * tree.h (tree_contains_struct): Ditto.
22166 (MAX_TREE_CODES): Ditto.
22167 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
22168 SPARE member to store remaining padding bits.
22170 2007-03-27 Anatoly Sokolov <aesok@post.ru>
22172 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
22175 2007-03-27 Janis Johnson <janis187@us.ibm.com>
22177 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
22178 * configure: Regenerate.
22180 * configure: Regenerate using the correct version of autoconf.
22182 2007-03-27 Anatoly Sokolov <aesok@post.ru>
22184 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
22186 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
22187 regs to "__SP_L__" and "__SP_H__".
22189 2007-03-27 Richard Guenther <rguenther@suse.de>
22191 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
22192 computations with it with a HOST_WIDE_INT variable.
22194 2007-03-26 Mike Stump <mrs@apple.com>
22196 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
22197 objective-c-header, objective-c++-header and objc++-cpp-output
22199 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
22201 2007-03-26 Richard Henderson <rth@redhat.com>
22204 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
22205 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
22206 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
22207 IX86_BUILTIN_PSRLQ128): New.
22208 (ix86_init_mmx_sse_builtins): Add them.
22209 (ix86_expand_builtin): Expand them.
22210 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
22211 operand 2 be TImode.
22212 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
22213 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
22214 _mm_srli_epi64): Mark __B const.
22215 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
22216 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
22217 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
22218 new two-vector shift builtins.
22220 2007-03-26 Ian Lance Taylor <iant@google.com>
22222 PR tree-optimization/31345
22223 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
22224 [+INF, +INF(OVF)] into VARYING.
22226 2007-03-26 Zack Weinberg <zackw@panix.com>
22228 * gengtype-parse.c: New file.
22229 * gengtype-yacc.y: Delete.
22230 * gengtype-lex.l: Don't include gengtype-yacc.h.
22231 Define YY_DECL and yyterminate appropriately for recursive
22232 descent parser. yylval is now a string out-parameter to yylex.
22233 (HWS, EOID): New shorthand.
22234 (IWORD): Add a couple more types.
22235 (yylex): Add a setup stanza. Remove the complex rules for
22236 detecting GTY'ed types and typedefs; replace with simple
22237 keyword detectors. Adjust everything for the changed
22238 definition of yylval. Ignore all pp-directives, not just #define.
22240 (parse_file): Rename yybegin; do not call yyparse.
22242 * gengtype.c (xasprintf): Export again.
22243 (this_file): New. Use everywhere __FILE__ was being used.
22244 (get_lang_bitmap): Special case types defined in gengtype.c.
22245 (do_typedef, new_structure): Suppress definition of certain types.
22246 (new_structure): Improve diagnostics of duplicate definitions.
22247 Make sure location_s is associated with input.h.
22248 (nreverse_pairs, define_location_structures): New functions.
22249 (main): Improve tagging of kludge types. Remove old kludges
22250 for input.h types; use define_location_structures.
22251 * gengtype.h: Update prototypes. Define token codes here.
22252 * Makefile.in: Remove all references to gengtype-yacc.
22253 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
22255 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
22256 add GTY((skip)) to the field that's only conditionally there.
22257 * doc/install.texi: Document that Bison is no longer required
22258 unless building treelang.
22260 * gengtype.c: Don't include gtyp-gen.h.
22261 (srcdir): Declare here.
22262 (base_files, lang_dir_names): Allocate dynamically.
22263 (gt_files, num_gt_files, num_lang_dirs): New globals.
22264 (measure_input_list, read_input_line, read_input_list)
22265 (set_lang_bitmap): New functions.
22266 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
22267 simplify, relying on read_input_list to set up the bitmaps.
22268 (main): Arguments are no longer unused. Check for correct number
22269 of command line arguments, set srcdir and srcdir_len, then call
22270 read_input_list, before doing anything else. No need to worry
22271 about duplicates in main loop.
22272 * configure.ac: Simplify the calculation of all_gtfiles.
22273 Put language tags in there. Don't set or substitute
22274 all_gtfiles_files_langs or all_gtfiles_files_frags.
22275 * Makefile.in: Revamp the way gengtype is invoked, now that it
22276 takes a file on its command line with a much simpler format.
22277 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
22278 (GTFILES): Remove duplicates and C source files.
22279 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
22280 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
22281 * configure: Regenerate.
22283 * gengtype.h: Remove all type definitions to gengtype.c; leave
22284 only definitions of options_p, type_p, and pair_p as opaque
22285 pointers. Update prototypes.
22286 * gengtype.c: Many type definitions moved here from gengtype.h.
22287 Consolidate type definitions at the top of the file.
22288 (xvasprintf): Delete.
22289 (xasprintf): Make static.
22290 (create_nested_pointer_option): Add 'next' parameter.
22291 (create_field_all, create_field_at): New functions.
22292 (create_field): Now a thin wrapper around create_field_all.
22293 (create_optional_field): Rename create_optional_field_ and add
22294 line argument. Original name is now a macro which supplies
22296 (oprintf): Use vsnprintf directly.
22297 (close_output_files): Use fatal rather than perror/exit.
22298 (note_def_vec, note_def_vec_alloc): Use create_field_at.
22299 (main): Set progname. Don't use exit.
22300 * gengtype-yacc.y (struct_fields): Use create_field_at.
22301 (option, optionseqopt): Delete.
22302 (optionseq): Consolidate productions from option here so we
22303 can use the first argument to create_option.
22305 * gengtype-lex.l: Distinguish unions from structures in the
22306 token type. Don't call find_structure; return the tag as a string.
22307 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and
22308 ENT_UNION. Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is
22309 string. Reorganize typedef_struct production accordingly.
22310 Use create_nested_ptr_option.
22311 * gengtype.c (create_nested_ptr_option): New function.
22312 * gengtype.h: Declare it.
22314 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
22315 (string_type): Don't declare.
22316 (do_scalar_typedef): Declare.
22317 (create_scalar_type): Update prototype.
22318 * gengtype.c (string_type): Make static.
22319 (scalar_nonchar, scalar_char): New.
22320 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
22321 (resolve_typedef): Use scalar_nonchar for error recovery.
22322 (create_scalar_type): Remove name_len field. Return scalar_char
22323 or scalar_nonchar as appropriate.
22324 (adjust_field_type): Look at scalar_is_char boolean to decide whether
22325 to use string_type.
22326 (throughout): Use scalar_nonchar instead of calling
22327 create_scalar_type, whenever possible.
22328 (main): Initialize scalar_char and scalar_nonchar before calling
22330 * gengtype-lex.l: Adjust for removal of second argument to
22331 create_scalar_type. Use yylval.s instead of yylval.t when
22333 * gengtype-yacc.y: Type of SCALAR is string. Call
22334 create_scalar_type from type:SCALAR rule. Adjust for removal of
22335 second argument to create_scalar_type.
22337 * vec.h: Remove all #if IN_GENGTYPE blocks.
22338 Add comment saying that changes may require adjustments to gengtype.
22339 * gengtype.c: Don't include coretypes.h or tm.h.
22340 Add comment to inclusion of errors.h.
22341 (note_def_vec, note_def_vec_alloc): New functions.
22342 * gengtype.h: Declare new functions.
22343 * gengtype-lex.l: Don't include coretypes.h.
22344 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
22346 (update_lineno): Remove unnecessary prototype.
22347 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
22348 (VEC rule): Just return VEC_TOKEN.
22349 * gengtype-yacc.y (VEC_TOKEN): New token type.
22350 (type): Add a production for VEC(a,b).
22351 * Makefile.in: Update dependencies.
22353 * gengtype-lex.l: Remove rules for parsing pointer-to-function
22354 typedefs that use the old PARAMS macro.
22356 * gengtype-lex.l: Remove all rules and states relating to yacc
22358 * gengtype-yacc.y: Similarly.
22359 * gengtype.c (note_yacc_type): Delete function.
22360 * gengtype.h: Update prototypes.
22362 2007-03-26 Joseph Myers <joseph@codesourcery.com>
22364 * tree-pretty-print.c (dump_generic_node): Report precision of
22365 unnamed integer types.
22367 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
22369 * ifcvt.c (noce_try_store_flag_constants): Don't check
22370 no_new_pseudos here.
22371 (noce_try_store_flag_constants): Don't check no_new_pseudos.
22372 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
22373 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
22374 noce_try_sign_mask): Likewise.
22375 (if_convert): Check no_new_pseudos here.
22377 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
22379 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
22380 (noce_get_condition): Handle new then_else_reversed argument.
22381 (noce_init_if_info): Remove, fold into noce_find_if_block.
22382 (noce_process_if_block): Take a struct noce_if_info as the
22383 argument. Don't set up one based on ce_if_info. Update pointer
22384 references accordingly.
22385 (cond_move_process_if_block): Likewise.
22386 (process_if_block): Removed.
22387 (find_if_block): Removed. Move functionality two new functions,
22388 noce_find_if_block and cond_exec_find_if_block.
22389 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
22390 blocks and the symmetric IF-ELSE-JOIN case.
22391 (cond_exec_find_if_block): Also new function mostly based on old
22392 find_if_block and process_if_block.
22393 (find_if_header): Replace find_if_block call with separately
22394 guarded calls to noce_find_if_block and cond_exec_find_if_block.
22395 (find_cond_trap): Update noce_get_condition call.
22396 (dead_or_predicable): Likewise.
22398 2007-03-26 Jakub Jelinek <jakub@redhat.com>
22400 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
22402 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
22403 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
22404 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
22405 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
22406 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
22407 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
22408 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
22409 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
22410 __builtin_ia32_psrad128 builtins.
22412 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
22414 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
22415 * config/i386/constraints.md
22416 (define_constraint "I"): Use IN_RANGE macro.
22417 (define_constraint "J"): Ditto.
22418 (define_constraint "K"): Ditto.
22419 (define_constraint "M"): Ditto.
22420 (define_constraint "N"): Ditto.
22421 (define_constraint "O"): Ditto.
22422 * config/i386/predicates.md
22423 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
22424 (define_predicate "const_0_to_3_operand"): Ditto.
22425 (define_predicate "const_0_to_7_operand"): Ditto.
22426 (define_predicate "const_0_to_15_operand"): Ditto.
22427 (define_predicate "const_0_to_63_operand"): Ditto.
22428 (define_predicate "const_0_to_255_operand"): Ditto.
22429 (define_predicate "const_1_to_31_operand"): Ditto.
22430 (define_predicate "const_2_to_3_operand"): Ditto.
22431 (define_predicate "const_4_to_7_operand"): Ditto.
22433 2007-03-25 David Edelsohn <edelsohn@gnu.org>
22435 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
22436 in SImode for save_world.
22437 * config/rs6000/altivec.md (save_world, restore_world): Convert to
22440 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
22442 PR tree-optimization/30784
22443 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
22446 2007-03-25 Revital Eres <eres@il.ibm.com>
22448 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
22449 Fold movement_possibility function into it.
22451 2007-03-25 David Edelsohn <edelsohn@gnu.org>
22453 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
22454 (load_macho_picbase_{si,di}): Convert to LR hard reg.
22455 (call_indirect_nonlocal_darwin64): Same.
22456 (call_nonlocal_darwin64): Same.
22457 (call_value_indirect_nonlocal_darwin64): Same.
22458 (call_value_nonlocal_darwin64): Same.
22459 (sibcall_nonlocal_darwin64): Same.
22460 (sibcall_value_nonlocal_darwin64): Same.
22461 (sibcall_symbolic_64): Same.
22462 (sibcall_value_symbolic_64): Same.
22463 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
22465 (rs6000_emit_load_toc_table): Same.
22466 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
22467 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
22469 (divss_call): Same.
22470 (divus_call): Same.
22471 (quoss_call): Same.
22472 (quous_call): Same.
22473 (load_toc_v4_pic_si): Same
22474 (load_toc_v4_PIC_1): Same.
22475 (load_toc_v4_PIC_1b): Same.
22476 (call_indirect_aix{32,64}): Same.
22477 (call_value_indirect_aix{32,64}): Same.
22479 (call_value): Same.
22480 (call_local{32,64}): Same.
22481 (call_value_local{32,64}): Same.
22482 (call_indirect_nonlocal_aix{32,64}): Same.
22483 (call_nonlocal_aix{32,64}): Same.
22484 (call_value_indirect_nonlocal_aix{32,64}): Same.
22485 (call_value_nonlocal_aix{32,64}): Same.
22486 (call_indirect_nonlocal_sysv<mode>): Same.
22487 (call_nonlocal_sysv<mode>): Same.
22488 (call_value_indirect_nonlocal_sysv<mode>): Same.
22489 (call_value_nonlocal_sysv<mode>): Same.
22491 (sibcall_local{32,64}): Same.
22492 (sibcall_value_local{32,64}): Same.
22493 (sibcall_nonlocal_aix{32,64}): Same.
22494 (sibcall_value_nonlocal_aix{32,64}): Same.
22495 (sibcall_nonlocal_sysv<mode>): Same.
22496 (sibcall_value): Same.
22497 (sibcall_value_nonlocal_sysv<mode>): Same.
22499 2007-03-24 Paul Brook <paul@codesourcery.com>
22501 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
22502 * config/arm/linux-eabi.h: Remove legacy syscall hack.
22504 2007-03-24 Richard Henderson <rth@redhat.com>
22506 * config/ia64/constraints.md: New file.
22507 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
22508 satisfies_constraint_?.
22509 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
22510 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
22511 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
22512 ia64_output_mi_thunk): Likewise.
22513 (ia64_const_ok_for_letter_p): Remove.
22514 (ia64_const_double_ok_for_letter_p): Remove.
22515 (ia64_extra_constraint): Remove.
22516 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
22517 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
22518 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
22519 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
22520 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
22521 EXTRA_MEMORY_CONSTRAINT): Remove.
22522 * config/ia64/ia64.md: Include constriants.md. Replace
22523 CONST_OK_FOR_? with satisfies_constraint_?.
22525 2007-03-23 Michael Meissner <michael.meissner@amd.com>
22526 H.J. Lu <hongjiu.lu@intel.com>
22528 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
22530 (name macros): Use DPD_BID_NAME to convert names properly.
22532 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
22533 decimal floating point format.
22534 (init_floating_libfuncs): Change decimal functions so that they
22535 have a "bid_" prefix if the decimal system uses the BID format,
22536 and "dpd_" prefix if the decimal system uses the DPD format.
22537 (init_interclass_conv_libfuncs): Ditto.
22538 (init_intraclass_conv_libfuncs): Ditto.
22540 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
22541 using the BID format.
22543 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
22544 whether we are using the BID decimal format.
22545 * configure: Regenerate.
22547 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
22548 the compiler has decimal floating point enabled. Define
22549 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
22552 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
22553 using the BID format.
22555 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
22556 whether we are using the BID decimal format.
22557 * configure: Regenerate.
22559 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
22560 the compiler has decimal floating point enabled. Define
22561 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
22564 * doc/install.texi (--enable-decimal-float): Document BID and DPD
22565 options, and that it is enabled for i386/x86_64 systems.
22567 * Makefile.in (enable_decimal_float): New.
22569 (DECNUMINC): Add -I$(DECNUMFMT).
22570 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
22571 to $(DECNUMFMT) from $(DECNUM).
22573 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
22574 Substitute enable_decimal_float.
22575 * configure: Regenerated.
22578 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
22581 * configure.ac: Enable decimal float for x86_64-*-linux*.
22582 * configure: Regenerated.
22585 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
22586 decimal128ClearSign to flip and clear the sign bit in decimal128.
22587 (decimal_real_maxval): Set decimal128SetSign to set the sign
22590 2007-03-23 Ian Lance Taylor <iant@google.com>
22592 * fold-const.c (fold_binary): Correct warning for X - c >= X.
22594 2007-03-23 Ian Lance Taylor <iant@google.com>
22596 * tree-dump.c (dump_files): Correct comment.
22598 2007-03-23 Ian Lance Taylor <iant@google.com>
22600 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
22602 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
22604 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
22605 in cfglayout mode. Don't go into and out of cfglayout mode.
22606 Link the blocks in the order of the constructed traces.
22607 (rest_of_handle_tracer): Adjust call to tracer.
22608 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
22609 Don't go into cfglayout mode.
22610 (rtl_loop_done): Don't go out of cfglayout mode.
22611 * cfglayout.c (relink_block_chain): New function, split out from...
22612 (fixup_reorder_chain): ...here. Remove redundant checking.
22613 (cfg_layout_finalize): Don't clear the header, footer, and aux
22614 fields here, move the code to do so to relink_block_chain. Likewise
22615 for free_original_copy_tables.
22616 * rtl.h (tracer): Update prototype.
22617 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
22618 Assert we are in cfglayout mode. Don't go into and out of cfglayout
22619 mode. Use relink_block_chain to serialize the CFG according to the
22620 new basic block order. Move targetm.cannot_modify_jumps_p check from
22622 (gate_handle_reorder_blocks): ...to here.
22623 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
22625 (gate_duplicate_computed_gotos): ...to here.
22626 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
22627 something always changes when going into and out of cfglayout mode.
22628 Perform an expensive cfg cleanup while going into cfglayout mode.
22629 Always update liveness information on HAVE_conditional_execution
22630 targets. Reserialize the basic blocks and go out of cfglayout mode.
22631 * reg-stack.c: Include cfglayout.h.
22632 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
22633 the call to reorder_basic_blocks.
22634 * basic-block.h (reorder_basic_blocks): Update prototype.
22635 (relink_block_chain): New prototype.
22636 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
22638 2007-03-23 Joseph Myers <joseph@codesourcery.com>
22640 * config/mips/mips.md (type, hazard, *movdi_32bit,
22641 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
22642 *movhi_internal, *movqi_internal, *movsf_hardfloat,
22643 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
22644 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
22645 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
22647 (movcc): Change first xfer to multi.
22648 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
22649 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
22650 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
22651 config/mips/generic.md: Change reservations using "xfer" to use
22653 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
22654 using match_operand.
22655 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
22656 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
22658 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
22660 2007-03-22 Richard Henderson <rth@redhat.com>
22662 * config/i386/i386.c: Remove unnecessary function declarations.
22663 Move targetm definition, and all related macros, to the end of
22664 the file. Resort some functions to put definitions before uses.
22665 (ix86_attribute_table): Make static. Move to end of file.
22666 (ix86_gimplify_va_arg): Make static.
22668 2007-03-22 Richard Henderson <rth@redhat.com>
22670 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
22671 don't increase local_regparm with force_align_arg_pointer check.
22672 (ix86_function_sseregparm): Assert 32-bit.
22673 (type_has_variadic_args_p): New.
22674 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
22675 type_has_variadic_args_p.
22676 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
22677 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
22678 use memset instead. Do maybe_vaarg check first; skip attribute
22679 tests if true; skip attribute tests for 64-bit.
22680 (construct_container): Remove TARGET_DEBUG_ARG.
22681 (function_arg_advance_32, function_arg_advance_64): Split out ...
22682 (function_arg_advance): ... from here.
22683 (function_arg_32, function_arg_64): Split out ...
22684 (function_arg): ... from here.
22685 (ix86_pass_by_reference): Tidy.
22686 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
22687 (function_value_32): New, from parts of ix86_function_value
22688 and ix86_value_regno.
22689 (function_value_64): New, from parts of ix86_function_value
22690 and ix86_libcall_value.
22691 (ix86_function_value_1): New.
22692 (ix86_function_value, ix86_libcall_value): Use it.
22693 (return_in_memory_32, return_in_memory_64): Split out ...
22694 (ix86_return_in_memory): ... from here.
22695 (ix86_struct_value_rtx): Skip for 64-bit.
22696 (ix86_libcall_value, ix86_value_regno): Remove.
22697 (setup_incoming_varargs_64): Split out ...
22698 (ix86_setup_incoming_varargs): ... from here.
22699 (ix86_va_start): Remove TARGET_DEBUG_ARG.
22700 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
22701 * config/i386/i386-protos.h (ix86_function_value): Remove.
22702 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
22704 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22707 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
22708 infinities not supported, otherwise emit warning if -Woverflow. On
22709 underflow, emit warning if -Woverflow.
22710 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
22712 * real.h (real_from_string): Update declaration
22714 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
22715 Richard Henderson <rth@redhat.com>
22717 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
22718 * calls.c (compute_argument_block_size, expand_call,
22719 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
22720 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
22721 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
22722 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
22723 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
22724 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
22725 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
22726 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
22729 2007-03-22 Joseph Myers <joseph@codesourcery.com>
22731 * c-incpath.c (add_sysroot_to_chain): New.
22732 (merge_include_chains): Add sysroot argument. Call
22733 add_sysroot_to_chain if sysrooted.
22734 (register_include_chains): Update call to merge_include_chains.
22735 * doc/cppopts.texi: Document use of '=' in include directory
22738 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
22740 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
22741 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
22742 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
22743 insn pattern using X87MODEF12 mode macro.
22745 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
22747 * regmove.c (regmove_optimize): Use reg_mentioned_p
22748 instead of reg_overlap_mentioned_p for DST.
22750 2007-03-21 Mike Stump <mrs@apple.com>
22752 * c.opt: Fixup for Objective-C/C++.
22754 2007-03-21 Steve Ellcey <sje@cup.hp.com>
22756 * explow.c (convert_memory_address): Fold memory reference when
22757 POINTERS_EXTEND_UNSIGNED < 0
22759 2007-03-21 Richard Henderson <rth@redhat.com>
22762 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
22763 * config/i386/mmintrin.h (__m64): Likewise.
22764 * config/i386/xmmintrin.h (__m128): Likewise.
22766 2007-03-21 Richard Sandiford <richard@codesourcery.com>
22768 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
22769 (VXWORKS_OS_CPP_BUILTINS): Define.
22770 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
22771 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
22773 2007-03-21 Richard Sandiford <richard@codesourcery.com>
22775 * rtl.h (constant_pool_reference_p): Delete.
22776 (find_constant_src): Declare.
22777 * rtlanal.c (find_constant_src): New function.
22778 * simplify-rtx.c (constant_pool_reference_p): Delete.
22779 * config/i386/i386.md: Use find_constant_src instead of
22780 constant_pool_reference_p/avoid_constant_pool_reference pairs.
22782 2007-03-21 Richard Sandiford <richard@codesourcery.com>
22784 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
22785 * c-cppbuiltin.c (c_cpp_builtins): Define them.
22787 2007-03-20 Mark Mitchell <mark@codesourcery.com>
22789 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
22790 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
22791 (arm_elf_asm_constructor): Use it.
22792 (arm_elf_asm_destructor): New function.
22794 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
22796 * jump.c (mark_jump_label): Treat SEQUENCE specially.
22798 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
22800 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
22802 2007-03-19 Andrew Haley <aph@redhat.com>
22804 PR tree-optimization/31264
22805 * tree-vrp.c (register_edge_assert_for_1): Don't look though
22806 VIEW_CONVERT_EXPRs.
22808 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
22810 PR rtl-optimization/30907
22811 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
22812 (fwprop_init): Always call loop_optimizer_initialize.
22813 (fwprop_done): Always call loop_optimizer_finalize.
22814 (fwprop): We always have loop info now.
22815 (gate_fwprop_addr): Remove.
22816 (pass_fwprop_addr): Use gate_fwprop as gate.
22818 PR rtl-optimization/30841
22819 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
22820 df_chain_alloc): Call df_reorganize_refs unconditionally.
22821 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
22822 refs_organized to refs_organized_size.
22823 (df_ref_create_structure): Use refs_organized_size instead of
22824 bitmap_size if refs had been organized, and keep refs_organized_size
22826 * df.h (struct df_ref_info): Change refs_organized to
22827 refs_organized_size.
22828 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
22831 2007-03-19 Mark Mitchell <mark@codesourcery.com>
22833 * except.c (output_function_exception_table): Do not reference the
22834 EH personality routine for functions that do not require an
22837 2007-03-20 Jakub Jelinek <jakub@redhat.com>
22840 * c-typeck.c (convert_for_assignment): Call comptypes for
22841 RECORD_TYPE or UNION_TYPE.
22843 PR inline-asm/30505
22844 * reload1.c (reload): Do invalid ASM checking after
22845 cleanup_subreg_operands.
22847 2007-03-19 Jeff Law <law@redhat.com>
22849 * tree-cfg.c (find_taken_edge): Tighten conditions for
22850 optimizing computed gotos.
22852 2007-03-19 Michael Matz <matz@suse.de>
22854 * builtins.c (expand_builtin_sync_operation,
22855 expand_builtin_compare_and_swap,
22856 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
22859 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
22860 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
22863 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
22865 * doc/tm.texi: Add brackets around the return type of
22866 TARGET_SECONDARY_RELOAD.
22868 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
22869 Richard Guenther <rguenther@suse.de>
22871 PR tree-optimization/31254
22872 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
22873 Use handled_component_p () where appropriate. Continue
22874 propagating into the rhs if we propagated into an INDIRECT_REF
22877 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
22879 * config/s390/s390.md (op_type attribute): RRR instruction type added.
22880 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
22881 (xde, xdee): Mode attributes adjusted to support DFP modes.
22882 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
22883 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
22884 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
22885 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
22886 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
22887 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
22888 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
22890 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
22891 "movsf"): Insn definitions removed.
22892 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
22893 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
22894 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
22896 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
22897 "reload_in<mode>", "reload_out<mode>"): Expander added.
22898 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
22901 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
22903 * config/s390/s390.md: Only non-functional changes. Renamed
22904 FPR mode macro to BFP all over the file.
22906 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
22908 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
22909 (op_type attribute): RRF instruction type added.
22910 (fT0): New mode attribute.
22911 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
22912 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
22913 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new
22914 instruction no secondary memory is needed when moving DFmode values
22915 between GPRs and FPRs.
22917 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
22919 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
22920 inverted and documentation adjusted.
22921 ("mhard-dfp", "msoft-dfp"): New options.
22922 * config/s390/s390.c (s390_handle_arch_option): New architecture
22924 (override_options): Sanity checks for the new options added.
22925 * config.gcc: New architecture switch: z9-ec.
22926 * config/s390/s390.h (processor_flags): PF_DFP added.
22927 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
22928 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
22929 when the bit is NOT set so remove it from the defaults.
22931 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
22933 * genemit.c (main): Print include statement for dfp.h.
22934 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
22937 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
22939 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
22941 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
22944 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
22945 instead of PATTERN.
22947 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22949 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
22950 attr_length_call, output_call, output_indirect_call): Cleanup
22951 formatting of targetm calls.
22953 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
22955 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
22957 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22959 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
22960 reservation, bypass and anti-bypass descriptions for these
22961 instructions. Update move patterns.
22962 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
22965 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
22967 * tree-vect-transform.c (get_initial_def_for_induction): Replace
22968 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
22969 (get_initial_def_for_reduction): Likewise.
22971 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
22973 Fix PR tree-optimization/29922
22974 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
22975 (get_representative): Removed.
22976 (value_dies_in_block_x): Update for rvuse removal.
22977 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
22978 (compute_antic_aux): Handle when PHI nodes appear in
22979 non-single-successors.
22980 (dump_bitmap_of_names): Removed.
22981 (compute_antic_safe): Renamed and removed rvuse calculation.
22982 Calculate only antic safe.
22983 (insert_into_preds_of_block): Remove assert.
22984 (execute_pre): Update for renamed functions.
22985 (defer_or_phi_translate_block): New function.
22987 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
22989 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
22990 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
22992 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
22993 Follow spelling conventions.
22995 * tree-data-ref.h: Remove the prototype for analyze_array.
22997 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
22999 PR tree-optimization/31041
23000 * tree-vect-transform.c (get_initial_def_for_induction): Call
23001 force_gimple_operand.
23003 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
23005 * ipa-type-escape.c (look_for_casts) : Revert code to use
23006 handled_component_p due to ada test a-numaux.adb.
23008 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
23010 * final.c (final_scan_insn): Alter the condition of a
23011 conditional trap if we have nonstandard CC.
23013 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
23015 * configure.ac: Remove excess quoting from asm line 0 test.
23016 * configure: Rebuilt.
23018 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23020 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
23021 * c-common.c (convert_and_check): Move warning logic to...
23022 (warnings_for_convert_and_check): ...here. Define.
23023 * c-common.h (warnings_for_convert_and_check): Declare.
23025 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23027 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
23028 (output_call): Likewise.
23030 2007-03-16 Richard Sandiford <richard@codesourcery.com>
23032 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
23034 2007-03-16 Richard Sandiford <richard@codesourcery.com>
23036 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
23038 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
23040 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
23041 opteron, athlon-64 and athlon-fx processor_alias_table entries.
23043 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
23045 PR tree-optimization/31183
23046 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
23047 Use double_int instead of unsigned int for representing access_strides.
23048 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
23050 2007-03-16 Richard Guenther <rguenther@suse.de>
23052 PR tree-optimization/31146
23053 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
23054 to allow recursion of forward_propagate_addr_expr.
23055 (forward_propagate_addr_into_variable_array_index): Likewise.
23056 (forward_propagate_addr_expr): Likewise.
23057 (tree_ssa_forward_propagate_single_use_vars): Likewise.
23058 (forward_propagate_addr_expr_1): Recurse on simple copies
23059 instead of propagating into them. Do so for useless conversions
23061 (forward_propagate_addr_expr): Clean up unused statements after
23064 2007-03-16 Richard Guenther <rguenther@suse.de>
23066 * builtins.c (expand_builtin_cexpi): Use the right argument
23067 for the expansion via cexp.
23069 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
23071 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
23072 * configure: Rebuilt.
23074 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
23077 * dwarf2out.c (force_type_die): Adjust comment.
23078 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
23080 2007-03-15 DJ Delorie <dj@redhat.com>
23082 * config/frv/predicates.md (minmax_operator): Don't check operands
23085 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
23087 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
23088 Update constant estimates of number of iterations.
23089 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
23090 argument renamed to "realistic".
23091 (compute_estimated_nb_iterations): Removed.
23092 (record_niter_bound): New function.
23093 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
23094 call record_nonwrapping_iv with upper = false.
23095 (infer_loop_bounds_from_signedness): Pass upper argument to
23096 record_nonwrapping_iv.
23097 (estimate_numbers_of_iterations_loop): Do not call
23098 compute_estimated_nb_iterations. Record estimate based on profile
23099 information. Initialize the constant estimates of number of
23101 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
23103 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
23104 number of iterations is too small.
23105 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
23106 (EST_NOT_AVAILABLE): Removed.
23107 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
23108 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
23111 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
23113 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
23114 Handle NE_EXPR guards.
23116 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23119 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
23120 Set also -pedantic-errors by default for the preprocessor unless
23121 -fpermissive is given.
23123 2007-03-15 Richard Guenther <rguenther@suse.de>
23125 PR middle-end/29719
23126 PR middle-end/31161
23127 * builtins.c (expand_builtin_cexpi): As a fallback if we
23128 don't have builtins for sincos or cexp create a function
23129 declaration for cexp and expand to a call to that.
23130 (expand_builtin_int_roundingfn): Always fall
23131 back to floor/ceil and its variants even if they may be
23134 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
23136 PR middle-end/31159
23137 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
23138 jump tables, move the call to delete_dead_jumptables from here...
23139 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
23140 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
23141 don't allow merging of blocks that try_redirect_by_replacing_jump
23142 also does not handle when not optimizing.
23144 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
23145 Francois-Xavier Coudert <coudert@clipper.ens.fr>
23147 * config/i386/i386.md (x86_sahf_1): Correctly handle
23150 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
23153 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
23154 x86_64_general_operand as operand[2] predicate. Remove "iF"
23155 from operand constraints and use "e" constraint instead.
23156 (*subti3_1, *subti3_1 splitter): Ditto.
23157 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
23158 operand[1] predicate.
23160 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
23162 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
23163 arrays, multiply the access strides by the size of the sub-array.
23164 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
23166 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
23168 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
23169 the configured assembler supports the sahf mnemonic.
23170 * configure: Regenerate.
23171 * config.in: Regenerate.
23173 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
23174 emit "sahf" or ".byte\t0x9e" as asm template.
23176 2007-03-14 Michael Meissner <michael.meissner@amd.com>
23179 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
23180 option to replace hard coded TARGET_xxx in md file.
23181 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
23182 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
23183 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
23184 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
23185 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
23186 (X86_TUNE_NOT_VECTORMODE): Ditto.
23187 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
23188 (TUNE_AVOID_VECTOR_DECODE): Ditto.
23189 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
23190 (TUNE_SLOW_IMUL_IMM8): Ditto.
23191 (TUNE_MOVE_M1_VIA_OR): Ditto.
23192 (TUNE_NOT_UNPAIRABLE): Ditto.
23193 (TUNE_NOT_VECTORMODE): Ditto.
23195 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
23198 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
23199 tuning options instead of hard coded TARGET_xxx.
23200 (fix ssemode peephole2's): Ditto.
23201 (imul peephole2's): Ditto.
23203 (movdi_or_rex64): Ditto.
23204 (move peephole2): Ditto.
23205 (not peephole2's): Ditto.
23207 2007-03-14 Dirk Mueller <dmueller@suse.de>
23209 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
23210 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
23211 * c-parser.c (c_parser_if_body): Always add an empty statement in case
23213 * c-parser.c (c_parser_do_statement): Warn about empty body in
23214 do/while statement.
23215 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
23216 * doc/invoke.texi (-Wempty-body): Update documentation.
23218 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23221 * c-common.h (warn_for_div_by_zero): Declare.
23222 * c-common.c (warn_for_div_by_zero): Define.
23223 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
23226 2007-03-14 Richard Sandiford <richard@codesourcery.com>
23228 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
23229 to PREFIX and STANDARD_PREFIX.
23231 2007-03-14 Richard Sandiford <richard@codesourcery.com>
23232 Phil Edwards <phil@codesourcery.com>
23234 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
23235 (__gthread_once_t): Remove busy field for RTPs.
23236 (__GTHREAD_ONCE_INIT): Update accordingly.
23238 2007-03-14 Richard Sandiford <richard@codesourcery.com>
23240 * doc/invoke.texi: Document VxWorks options.
23242 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
23244 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
23246 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
23248 PR tree-optimization/30590
23249 * tree-nrv.c (tree_nrv): Check for the partial update of the
23252 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
23254 * flags.h (flag_random_seed): Remove declaration, in favor of...
23255 * toplev.h (get_random_seed, set_random_seed): ... these.
23256 * tree.c (get_file_function_name): Use the former.
23257 * opts.c (common_handle_option): Use the latter.
23260 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
23262 PR middle-end/31127
23263 * cse.c (cse_find_path): Do not bail out if a basic block that
23264 we already visited now becomes part of a path that starts at a
23265 different basic block. Just disallow this, to make sure we
23266 visit each basic block at most once.
23268 2007-03-13 Jan Hubicka <jh@suse.cz>
23270 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold
23271 attributes, when profile esitmate is present, calls with very low
23272 frequency are cold.
23274 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
23276 PR tree-optimization/30730
23277 PR tree-optimization/26900
23278 * tree-ssa-loop-niter.c: Include gmp.h.
23279 (bounds): New type.
23280 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
23281 split_to_var_and_offset, determine_value_range,
23282 bound_difference_of_offsetted_base, refine_bounds_using_guard,
23283 bound_difference, bounds_add, bounds_negate,
23284 number_of_iterations_ne_max, dump_affine_iv): New functions.
23285 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
23286 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
23287 difference of initial and final value of control iv to validate
23289 (number_of_iterations_cond): Add loop parameter. Determine bounds
23290 on the difference of the extremes of the control iv. Add dumps.
23291 (expand_simple_operations): Handle phi nodes.
23292 (simplify_using_initial_conditions): Do not record used conditions.
23293 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
23294 Do not set additional_info.
23295 (implies_nonnegative_p, implies_ge_p): Removed.
23296 (derive_constant_upper_bound): Do not use parameter `additional'.
23297 (record_estimate): Parameter `additional' removed. Parameter
23298 `i_bound' added. Do not call derive_constant_upper_bound.
23299 (record_nonwrapping_iv): Use derive_constant_upper_bound to
23300 bound the number of iterations estimate.
23301 (estimate_numbers_of_iterations_loop): Pass the estimate from
23302 the number of iterations analysis to record_estimate.
23303 * tree.h (multiple_of_p): Declare.
23304 * tree-scalar-evolution.c (expression_expensive_p): Removed.
23305 (scev_const_prop): Do not check expression_expensive_p.
23306 * fold-const.c (multiple_of_p): Exported.
23307 * double-int.c (double_int_mask): Exported.
23308 * double-int.h (double_int_mask): Declare.
23309 * tree-flow.h (struct tree_niter_desc): Removed additional_info
23310 field. Added max field.
23312 2007-03-13 David Taylor <taylor@candd.org>
23315 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
23318 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23321 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
23322 two unamed patterns.
23324 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
23326 * config/i386/i386.opt (mcx16, msahf): New options.
23327 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
23328 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
23330 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
23331 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
23332 Output -mcx16 and -msahf options when corresponding bit is set.
23334 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
23335 and -msahf options.
23337 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
23339 * configure.ac: Test for assembler tolerance to # 0 "".
23340 * configure, config.in: Rebuilt.
23341 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
23343 2007-03-13 Geoffrey Keating <geoffk@apple.com>
23345 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
23347 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
23348 (handle_syscall): Handle direct system calls.
23349 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
23351 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
23353 * doc/invoke.texi: Fix cpp.info cross-reference.
23354 * doc/passes.texi: Fix gcc.info cross-reference.
23356 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
23358 PR tree-optimization/30835
23359 * lambda-code.c (can_convert_to_perfect_nest): Check whether
23360 bb_for_stmt is not NULL before accessing it.
23362 2007-03-12 Joseph Myers <joseph@codesourcery.com>
23364 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
23367 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
23370 * doc/install.texi: Document --enable-stage1-languages
23372 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
23374 * tree-pass.h (pass_into_cfg_layout_mode,
23375 pass_outof_cfg_layout_mode): Declare.
23376 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
23377 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
23378 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
23379 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
23381 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
23383 * c-decl.c (warn_variable_length_array): New function.
23384 Refactored from grokdeclarator to handle warn_vla
23385 and handle unnamed array case.
23386 (grokdeclarator): Refactored VLA warning case.
23387 * c.opt (Wvla): New flag.
23388 * doc/invoke.texi (Wvla): New warning.
23390 2007-03-12 Richard Henderson <rth@redhat.com>
23392 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
23393 (TARGET_SECTION_TYPE_FLAGS): New.
23395 2007-03-12 Richard Henderson <rth@redhat.com>
23397 * config/darwin.c (machopic_reloc_rw_mask): New.
23398 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
23399 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
23401 2007-03-12 Mark Mitchell <mark@codesourcery.com>
23403 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
23404 * cppdefault.h (cpp_PREFIX): Document.
23405 (cpp_PREFIX_len): Likewise.
23406 (cpp_EXEC_PREFIX): New variable.
23407 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
23408 * c-incpath.c (add_standard_paths): Correct logic for relocating
23409 paths within prefix.
23411 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
23413 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
23414 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
23416 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
23417 fix_truncdfdi_sse using SSEMODEF mode macro.
23418 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
23419 fix_truncdfsi_sse using SSEMODEF mode macro.
23420 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
23421 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
23423 2007-03-12 Richard Sandiford <richard@codesourcery.com>
23425 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
23426 elfos.h to tm_file.
23428 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
23430 * tree.h : Add multiple_of_p declaration.
23431 * fold-const.c (multiple_of_p): Make multiple_of_p public.
23432 * ipa-type-escape.c (results_of_malloc): Redundant.
23433 (visited_stmts): New. Visited stmt for walk_use_def_chains.
23434 (cast_type): Extended with new members.
23435 (check_cast): Returns cast_type.
23436 (cast): New structure for data of walk_use_def_chains.
23437 (is_malloc_result, is_cast_from_non_pointer_1,
23438 is_cast_from_non_pointer,
23439 is_array_access_through_pointer_and_index): New functions.
23440 (look_for_casts): Returns cast types.
23441 (check_call): Returns void.
23442 (okay_pointer_operation): Use support of pointer plus index,
23443 pointer plus constant and allow all multiplications.
23445 2007-03-11 Richard Guenther <rguenther@suse.de>
23447 PR tree-optimization/31115
23448 * tree-vrp.c (extract_range_from_binary_expr): Make sure
23449 the shift count is positive and non-anti-range for RSHIFT_EXPR.
23450 A shift count of zero is not special as with *_DIV_EXPR.
23451 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
23454 2007-03-11 Ian Lance Taylor <iant@google.com>
23456 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
23457 the *_DIV_EXPR codes correctly with overflow infinities.
23459 2007-03-11 Ira Rosen <irar@il.ibm.com>
23461 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
23462 indicate success/failure of the analysis. Add negation to subtrahend
23463 in case of subtraction. Fail if both operands contain constants.
23464 (create_data_ref): Fail if analyze_offset fails.
23466 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
23468 * config/i386/i386.md (frndintxf2): Rename to ...
23469 (rintxf2): ... this. Remove expander having same name.
23470 (rintsf2, rintdf2): Implement using SSEMODEF macro.
23471 (roundsf2, rounddf2): Ditto.
23472 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
23473 (lround<mode>di2, lround<mode>si2): Ditto.
23475 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
23477 * lower-subreg.c: Include except.h.
23478 (decompose_multiword_subregs): Verify that the only control flow
23479 insns we can split are loads to multi-words pseudos.
23480 Handle breaking such blocks after splitting, instead of calling
23481 find_many_sub_basic_blocks.
23483 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
23484 on the new basic block. Add a lengthy comment explaining why we
23485 thought this was necessary.
23486 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
23488 2007-03-10 Mark Mitchell <mark@codesourcery.com>
23491 * tree.c (walk_type_fields): Recurse into the element type of
23492 ARRAY_TYPEs if there is a pointer set.
23494 2007-03-10 Dirk Mueller <dmueller@suse.de>
23496 * c-common.c (warn_logical_operator): Fix condition.
23498 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
23500 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
23502 * config/darwin.c (machopic_select_section): Remove superfluous
23503 argument in call to categorize_decl_for_section. Remove unused
23506 2007-03-10 Joseph Myers <joseph@codesourcery.com>
23508 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
23510 * configure: Regenerate.
23512 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
23515 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
23516 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
23517 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
23518 Add LABEL_NUSES to emitted label.
23519 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
23520 branch probability value to emitted jump insn.
23521 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
23522 Do not check life information and do not re-arrange input operands
23523 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
23525 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
23527 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
23528 the change of decode_asm_operands.
23530 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
23532 * mode-switching.c (create_pre_exit): Skip blockage insn.
23534 2007-03-09 Diego Novillo <dnovillo@redhat.com>
23536 * tree-pass.h (TODO_update_smt_usage): Remove.
23538 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
23542 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23544 * pa.c (attr_length_call): Revise condition for long
23545 pc-relative branch.
23546 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long
23547 local calls on the SOM target. Don't use "LONG_PIC_PCREL" call
23548 sequence on SOM target.
23550 2007-03-09 Geoffrey Keating <geoffk@apple.com>
23552 * gcc.c: Document %{, in big comment at top.
23553 (input_suffix_matches): Remove special handling for .s and
23555 (input_spec_matches): New.
23556 (handle_braces): Handle %{,.
23557 (validate_switches): ',' indicates a value which is not a switch.
23558 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
23559 to detect assembler input.
23560 * config/i386/sol2.h (CPP_SPEC): Likewise.
23561 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
23562 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
23563 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
23564 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
23565 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
23566 -m64 causes deployment target to default to 10.5.
23567 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
23569 2007-03-09 Richard Henderson <rth@redhat.com>
23572 * target.h (targetm.asm.out.reloc_rw_mask): New.
23573 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
23574 (TARGET_ASM_OUT): Use it.
23575 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
23576 * varasm.c (categorize_decl_for_section): Remove shlib argument;
23577 use the new reloc_rw_mask target hook instead.
23578 (default_section_type_flags_1): Merge into...
23579 (default_section_type_flags): ... here.
23580 (decl_readonly_section_1): Merge into...
23581 (decl_readonly_section): ... here.
23582 (default_elf_select_section_1): Merge into...
23583 (default_elf_select_section): ... here.
23584 (default_unique_section_1): Merge into...
23585 (default_unique_section): ... here.
23586 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
23587 (default_select_rtx_section): Use it.
23588 (default_elf_select_rtx_section): Likewise.
23589 * output.h: Update to match.
23590 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
23591 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
23592 (TARGET_ASM_RELOC_RW_MASK): New.
23593 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
23594 to categorize_decl_for_section.
23595 (x86_64_elf_unique_section): Likewise.
23596 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
23597 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
23598 (TARGET_ASM_RELOC_RW_MASK): New.
23599 * config/ia64/ia64.c (ia64_rwreloc_select_section,
23600 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
23601 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
23602 (TARGET_RWRELOC): Remove.
23603 (ia64_section_type_flags): Adjust call to default_section_type_flags.
23604 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
23605 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
23606 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
23607 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
23608 (rs6000_xcoff_select_section): Use decl_readonly_section.
23609 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
23610 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
23611 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
23612 (TARGET_SECTION_TYPE_FLAGS): Remove.
23613 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
23615 2007-03-09 Roger Sayle <roger@eyesopen.com>
23617 * fold-const.c (fold_comparison): Remove compile-time evaluation of
23618 complex constant equality/inequality comparisons for here.
23619 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
23620 known at compile-time or can be simplified to a scalar comparison.
23621 (fold_relational_const): Move compile-time evaluation of complex
23622 constant equality/inequality comparisons to here.
23624 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
23626 PR rtl-optimization/30643
23627 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
23629 (fold_rtx): Recurse, like before 2006-11-03.
23631 2007-03-09 DJ Delorie <dj@redhat.com>
23633 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
23636 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
23638 PR tree-optimization/30375
23639 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
23640 LHS of statements is not the same.
23641 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
23643 2007-03-09 Chao-ying Fu <fu@mips.com>
23645 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
23647 * doc/invoke.texi (-mdspr2): Document new option.
23648 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
23649 New unspec for DSP REV 2.
23650 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
23651 these instructions are extended in DSP REV 2.
23652 (mips-dspr2.md): Include.
23653 * config/mips/mips.opt (mdspr2): New option.
23654 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
23655 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
23656 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
23657 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
23658 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
23659 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
23660 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
23662 (bdesc_map): Add one field of unsupported_target_flags.
23663 (bdesc_arrays): Update entries to have extra fields. Add
23665 (mips_init_builtins): Initialize new function types.
23666 Check unsupported_target_fileds to filter out builtins.
23667 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
23669 (ASM_SPEC): Pass mdspr2 to the assembler.
23670 * config/mips/mips-dspr2.md: New file.
23672 2007-03-09 Sa Liu <saliu@de.ibm.com>
23674 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
23676 2007-03-09 Ian Lance Taylor <iant@google.com>
23678 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
23679 argument) like -Wstrict-overflow=2.
23680 * doc/invoke.texi (Warning Options): Update documentation.
23682 2007-03-09 Dirk Mueller <dmueller@suse.de>
23685 * doc/invoke.texi (-Wlogical-op): Document.
23686 * common.opt (-Wlogical-op): New.
23687 * c-common.h (warn_logical_operator): Declare.
23688 * c-common.c (warn_logical_operator): Define.
23689 * c-typeck.c (parser_build_binary_op): Call
23690 warn_logical_operator.
23692 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
23694 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
23695 * final.c (final_scan_insn): Test for non-"" file name.
23697 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
23699 * doc/loop.texi: Document the Omega linear constraints solver.
23700 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
23701 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
23702 omega-hash-table-size, omega-max-keys, and
23703 omega-eliminate-redundant-constraints.
23704 * tree-pass.h (pass_check_data_deps): Declared.
23707 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
23708 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
23709 pass_check_data_deps): New.
23710 * tree-data-ref.c (init_data_ref): Remove declaration.
23711 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
23712 (analyze_array): Renamed init_array_ref, move up initializations.
23713 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
23714 Removed arguments that are set to NULL.
23715 (analyze_indirect_ref): Correct indentation, correct call to
23717 (object_analysis): Call init_array_ref instead of analyze_array.
23718 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
23719 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
23720 of DR_ACCESS_FNS_ADDR.
23721 (init_omega_eq_with_af, omega_extract_distance_vectors,
23722 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
23723 ddr_consistent_p): New.
23724 (compute_affine_dependence): Check consistency of ddrs when
23725 flag_check_data_deps is passed.
23726 (analyze_all_data_dependences): Uncomment.
23727 (tree_check_data_deps): New.
23728 * tree-data-ref.h: Include omega.h.
23729 (DR_ACCESS_FNS_ADDR): Removed.
23730 (data_dependence_relation): Add inner_loop.
23731 (DDR_INNER_LOOP): New.
23732 * common.opt (fcheck-data-deps): New.
23733 * tree-flow.h (tree_check_data_deps): Declare.
23734 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
23735 (OBJS-common): Depend on omega.o.
23737 * passes.c (pass_check_data_deps): Scheduled.
23738 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
23739 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
23740 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
23741 PARAM_VECT_MAX_VERSION_CHECKS,
23742 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
23744 2007-03-09 Richard Guenther <rguenther@suse.de>
23746 PR tree-optimization/30904
23747 PR middle-end/31058
23748 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
23749 the same way as *_DIV_EXPR.
23751 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
23753 * recog.c (decode_asm_operands): No mixed declarations and code.
23755 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
23757 * rtl.def (ASM_INPUT): Add location.
23758 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
23759 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
23760 (decode_asm_operands): Add loc operand.
23761 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
23762 * stmt.c (expand_asm): Rename to...
23763 (expand_asm_loc): ... this. Add locus argument. Pass it on to
23764 gen_rtx_ASM_INPUT_loc.
23765 (expand_asm_expr): Adjust.
23766 * recog.c (decode_asm_operands): Add loc operand.
23767 (check_asm_operands, extract_insn): Adjust.
23768 * reload1.c (maybe_fix_stack_asms): Likewise.
23769 * final.c (asm_insn_count): Likewise.
23770 (final_scan_insn): Output # line before and after asm.
23772 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
23774 * tree-ssa-structalias.c (variable_info): Remove
23776 (new_var_info): Ditto.
23777 (shared_bitmap_info_t): New structure.
23778 (shared_bitmap_table): New variable.
23779 (shared_bitmap_hash): New function.
23780 (shared_bitmap_eq): Ditto
23781 (shared_bitmap_lookup): Ditto.
23782 (shared_bitmap_add): Ditto.
23783 (merge_smts_into): Change to take bitmap directly.
23784 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
23785 (init_alias_vars): Init shared bitmap hashtable.
23786 (delete_points_to_sets): Delete shared bitmap hashtable.
23787 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
23788 is_aliased removal as a change that was still necessary was
23791 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
23793 * config/i386/i386.h (override_options): Conditionally disable
23794 x86_sahf for 64bit targets only.
23796 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
23799 * c-decl.c (merge_decls): Don't call make_var_volatile.
23800 * varasm.c (make_var_volatile): Remove.
23801 * output.h (make_var_volatile): Remove.
23803 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
23805 PR tree-optimization/31085
23806 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
23808 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23810 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
23811 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
23812 ATTR_CONST_NOTHROW_LIST.
23814 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
23817 2007-03-08 Diego Novillo <dnovillo@redhat.com>
23819 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
23821 2007-03-08 Geoffrey Keating <geoffk@apple.com>
23824 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
23826 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
23827 passed, use shared libgcc.
23829 2007-03-08 Roger Sayle <roger@eyesopen.com>
23831 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
23832 instead of calling build2 with a GIMPLE_MODIFY_STMT.
23833 (honor_protect_cleanup_actions, lower_try_finally_switch):
23835 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
23836 ifc_temp_var): Likewise.
23837 * tree-inline.c (setup_one_parameter): Likewise.
23838 * tree-mudflap.c (mf_decl_cache_locals,
23839 mf_build_check_statement_for): Likewise.
23840 * tree-nested.c (init_tmp_var, save_tmp_var,
23841 finalize_nesting_tree_1): Likewise.
23842 * tree-outof-ssa.c (insert_copy_on_edge,
23843 insert_backedge_copies): Likewise.
23844 * tree-profile.c (tree_gen_edge_profiler,
23845 tree_gen_ic_profiler): Likewise.
23846 * tree-scalar-evolution.c (scev_const_prop): Likewise.
23847 * tree-sra.c (sra_build_assignment): Likewise.
23848 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
23849 * tree-ssa-math-opts.c (insert_reciprocals,
23850 execute_cse_sincos_1): Likewise.
23851 * tree-tailcall.c (adjust_accumulator_values,
23852 adjust_return_value): Likewise.
23853 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
23854 * tree-vect-transform.c (vect_create_data_ref_ptr,
23855 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
23856 vect_create_epilog_for_reduction, vectorizable_reduction,
23857 vectorizable_call, vectorizable_conversion,
23858 vectorizable_assignment, vectorizable_operation,
23859 vectorizable_type_demotion, vect_gen_widened_results_half,
23860 vect_permute_store_chain, vectorizable_store,
23861 vect_setup_realignment, vect_permute_load_chain,
23862 vectorizable_load, vectorizable_condition,
23863 vect_create_cond_for_align_checks): Likewise.
23864 * tree-vrp.c (build_assert_expr_for): Likewise.
23866 2007-03-08 Ian Lance Taylor <iant@google.com>
23868 * tree-vrp.c: Include "intl.h".
23869 (usable_range_p): New static function.
23870 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
23871 overflowed values, juts set *strict_overflow_p.
23872 (compare_values): Only return -2 if one of the operands is not a
23874 (compare_ranges): Call usable_range_p.
23875 (compare_range_with_value): Likewise.
23876 (vrp_evaluate_conditional_warnv): Rename from
23877 vrp_evaluate_conditional. Make static. Change all callers.
23878 (vrp_evaluate_conditional): New function.
23879 (simplify_div_or_mod_using_ranges): Issue warning about reliance
23880 on signed overflow.
23881 (simplify_abs_using_ranges): Likewise.
23882 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
23883 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
23884 within_stmt parameter.
23885 * tree-ssa-propagate.c (fold_predicate_in): Update call to
23886 vrp_evaluate_conditional.
23887 * tree-ssa-threadedge.c
23888 (record_temporary_equivalences_from_stmts_at_dest): Change
23889 simplify parameter to take a second tree parameter.
23890 (simplify_control_stmt_condition): Likewise.
23891 (thread_across_edge): Likewise.
23892 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
23893 (thread_across_edge): Likewise.
23894 * Makefile.in (tree-vrp.o): Depend upon intl.h.
23896 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
23898 * config/i386/i386.h (TARGET_SAHF): New define.
23899 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
23900 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
23901 (x86_sahf): New global variable.
23902 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
23903 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
23904 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
23905 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
23907 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
23908 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
23909 when expanding fcomi/sahf based tests.
23910 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
23911 expanding sahf based alternative. Emit sahf based sequence when
23912 optimizing for code size.
23913 * config/i386/i386.md (x86_sahf_1): Do not disable for
23914 TARGET_64BIT, enable for TARGET_SAHF.
23916 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
23918 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
23919 spurious whitespace from error message.
23921 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
23924 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
23926 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
23928 * c-decl.c (grokdeclarator): Disable warnings for anonymous
23930 * tree-sra.c (instantiate_element): Propagate disabled warnings
23931 from the element itself to the created variable.
23933 2007-03-07 Richard Henderson <rth@redhat.com>
23936 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
23937 silently fix up the stack in the case of a missing register.
23939 2007-03-07 Paul Brook <paul@codesourcery.com>
23941 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
23943 2007-03-07 Joseph Myers <joseph@codesourcery.com>
23945 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
23947 (phase1_vrs): Use them.
23948 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
23949 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
23950 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
23951 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
23952 __gnu_Unwind_Restore_WMMXC if required.
23953 (_Unwind_VRS_Pop): Implement iWMMXt support.
23954 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
23955 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
23956 gnu_Unwind_Save_WMMXC): Define.
23958 2007-03-07 Richard Sandiford <richard@codesourcery.com>
23960 * config/vxworks.h (vxworks_override_options): Declare.
23961 (VXWORKS_OVERRIDE_OPTIONS): Use it.
23962 * config/vxworks.c: Include target.h and toplev.h.
23963 (vxworks_override_options): New function.
23964 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
23966 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
23968 * config/s390/s390.c (override_options): Don't emit an error when
23969 -mstack-size is used without providing -mstack-guard.
23970 (s390_emit_prologue): Choose stack_guard value automatically if not
23971 provided via command line.
23972 * doc/invoke.texi: Adjust description of -mstack-guard and
23975 2007-03-07 Richard Sandiford <richard@codesourcery.com>
23977 * config/i386/i386.c (output_set_got): Add a GOT initialization
23978 sequence for VxWorks PIC.
23979 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
23980 around labels as well as symbols. Use gotoff_operand instead
23981 of local_symbolic_operand.
23982 (legitimize_pic_address): Use gotoff_operand instead of
23983 local_symbolic_operand. Use @GOT accesses for labels as
23985 (ix86_output_addr_diff_elt): Use PC-relative rather than
23986 GP-relative offsets for VxWorks PIC.
23987 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
23988 no_new_pseudos. Check whether the returned register is op0.
23989 * config/i386/i386.md (tablejump): Use PC-relative rather than
23990 GP-relative offsets for VxWorks PIC.
23991 * config/i386/predicates.md (gotoff_operand): New predicate.
23993 2007-03-06 Richard Sandiford <richard@codesourcery.com>
23995 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
23997 * config/vxworks-dummy.h: New file.
23998 * config/i386/i386.h: Include it.
24000 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
24002 * dwarf2out.c (is_inlined_entry_point): New
24003 (add_high_low_attributes): Emit DW_AT_entry_pc along with
24004 DW_AT_ranges if the first subblock is the entry point.
24006 2007-03-06 David Daney <ddaney@avtrex.com>
24008 * doc/install.texi (mips-*-*): Change recommended binutils
24011 2007-03-06 Anatoly Sokolov <aesok@post.ru>
24013 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
24014 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
24016 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
24017 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
24019 2007-03-06 Jan Hubicka <jh@suse.cz>
24021 * errors.h (warning, error, fatal, internal_error): Mark as cold.
24022 * predict.c (maybe_hot_bb): Cold functions are never hot; hot
24024 (probably_cold_bb_p): Cold functions are cold.
24025 (probably_never_executed_bb_p): Cold functions are cold.
24026 (tree_bb_level_predictions): Predict calls to cold functions as not
24028 (compute_function_frequency): Check hot/cold attributes.
24029 * function.h (function_frequency): Update comments.
24030 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
24031 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
24032 (c_common_att): Add cold and hot.
24034 * doc/extend.texi (hot,cold attributes): Document.
24036 2007-03-06 Andrew Haley <aph@redhat.com>
24038 * function.c (expand_function_end): Move blockage to just after we
24039 emit the label for the naked return from the function.
24041 2007-03-06 Richard Sandiford <richard@codesourcery.com>
24043 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
24046 2007-03-06 Jan Hubicka <jh@suse.cz>
24048 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
24049 loaded for constant large models. Non-large 64bit PIC can do.
24050 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
24051 * cmodel.h: Add LARGE PIC.
24052 * i386.md (UNSPEC_PLTOFF): New.
24053 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other
24055 (*call_1_rex64): Disable for large models.
24056 (*call_1_rex64_large): New.
24057 (*call_value_1_rex64): Disable for large models.
24058 (*call_value_1_rex64_large): New.
24059 (set_rip_rex4): New.
24060 (set_got_offset_rex64): New.
24061 * predicates.md (constant_call_address_operand): For large model
24062 constant calls are not possible.
24063 * i386-protos.h (construct_plt_address): Declare.
24064 * i386.c (override_options): Accept large models.
24065 (ix86_expand_prologue): Expand large PIC GOT pointer load.
24066 (legitimate_constant_p): Add new UNSPECs.
24067 (legitimate_pic_operand_p): Likewise.
24068 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
24069 (legitimize_pic_address): Do easy RIP relative way for TLS only for
24071 (output_pic_addr_const): Add PLTOFF.
24072 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
24073 (ix86_expand_move): Legitimize pic address when in PIC mode.
24074 (construct_plt_address): New function.
24075 (ix86_expand_call): Offload the address to register and use GOT
24076 pointer for large model.
24077 * invoke.texi (mcmodel=large): Update documentation.
24079 2007-03-06 Richard Henderson <rth@redhat.com>
24081 * config/i386/i386.c (x86_use_leave, x86_push_memory,
24082 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
24083 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
24084 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
24085 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
24086 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
24087 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
24088 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
24089 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
24090 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
24091 x86_partial_reg_dependency, x86_memory_mismatch_stall,
24092 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
24093 x86_sse_partial_reg_dependency, x86_sse_split_regs,
24094 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
24095 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
24096 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
24097 x86_schedule, x86_use_bt, x86_pad_returns,
24098 x86_use_xchgb): Merge into ...
24099 (ix86_tune_features): ... here. New array.
24100 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
24101 x86_bswap): Merge into ...
24102 (ix86_arch_features): ... here. New array.
24103 (x86_3dnow_a): Remove.
24104 (x86_accumulate_outgoing_args): Make static.
24105 (x86_arch_always_fancy_math_387): Make static.
24106 (ix86_tune_mask, ix86_arch_mask): Move ...
24107 (override_options): ... to local variables here. Apply the
24108 appropriate mask to each element of ix86_arch_features and
24109 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
24110 as were done in the old macros.
24111 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
24112 * config/i386/i386.h (x86_use_leave, x86_push_memory,
24113 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
24114 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
24115 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
24116 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
24117 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
24118 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
24119 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
24120 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
24121 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
24122 x86_partial_reg_dependency, x86_memory_mismatch_stall,
24123 x86_accumulate_outgoing_args, x86_prologue_using_move,
24124 x86_epilogue_using_move, x86_decompose_lea,
24125 x86_arch_always_fancy_math_387, x86_shift1,
24126 x86_sse_partial_reg_dependency, x86_sse_split_regs,
24127 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
24128 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
24129 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
24130 x86_use_incdec, x86_pad_returns, x86_bswap,
24131 x86_partial_flag_reg_stall): Remove.
24132 (enum ix86_tune_indices): New.
24133 (ix86_tune_features): New.
24134 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
24135 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
24136 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
24137 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
24138 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
24139 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
24140 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
24141 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
24142 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
24143 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
24144 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
24145 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
24146 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
24147 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
24148 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
24149 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
24150 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
24151 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
24152 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
24153 TARGET_EXT_80387_CONSTANTS): Use it.
24154 (enum ix86_arch_indices): New.
24155 (ix86_arch_features): New.
24156 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
24157 TARGET_BSWAP): Use it.
24158 (ix86_tune_mask, ix86_arch_mask): Remove.
24160 2007-03-06 Joseph Myers <joseph@codesourcery.com>
24163 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
24164 Define using $${sysroot_headers_suffix}.
24165 * configure: Regenerate.
24166 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
24167 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
24169 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
24170 * gcc.c (print_sysroot_headers_suffix): New.
24171 (option_map): Include --print-sysroot-headers-suffix.
24172 (display_help): Mention -print-sysroot-headers-suffix.
24173 (process_command): Handle -print-sysroot-headers-suffix.
24174 (do_spec_1): Append multilib directory to include-fixed path if
24175 sysroot suffixes in use.
24176 (main): Handle -print-sysroot-headers-suffix.
24177 * Makefile.in (start.encap): Don't depend on xlimits.h
24178 (xlimits.h): Remove.
24179 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
24180 limits.h for each multilib in fixinc_list.
24181 (fixinc_list, s-fixinc_list): New.
24182 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
24183 generate them for each multilib in fixinc_list.
24184 (stmp-fixproto): Use include-fixed. Run fixproto for each
24185 multilib in fixinc_list.
24186 (mostlyclean): Don't remove xlimits.h.
24187 (clean): Remove include-fixed.
24188 (real-install-headers-tar, real-install-headers-cpio,
24189 real-install-headers-cp): Don't copy include, only include-fixed.
24190 (install-mkheaders): Depend on fixinc_list. Don't depend on
24191 xlimits.h. Save limits.h files for each multilib in fixinc_list.
24192 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
24193 SYSTEM_HEADER_DIR setting in mkheaders.conf.
24195 2007-03-06 Jan Hubicka <jh@suse.cz>
24197 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
24200 2007-03-06 Richard Sandiford <richard@codesourcery.com>
24202 * configure.ac: Allow tm_file to contain build-directory files.
24203 * configure: Regenerate.
24204 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
24205 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
24206 * config/m68k/print-sysroot-suffix.sh: New file.
24208 2007-03-06 Richard Sandiford <richard@codesourcery.com>
24210 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
24211 of pic_offset_table_rtx if reload_completed.
24212 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
24213 PIC_OFFSET_TABLE_REGNUM.
24214 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
24216 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
24217 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
24219 2007-03-06 Richard Sandiford <richard@codesourcery.com>
24221 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
24222 functions that call eh_return.
24224 2007-03-06 Richard Sandiford <richard@codesourcery.com>
24226 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
24227 functions that need a constant pool.
24229 2007-03-06 Richard Sandiford <richard@codesourcery.com>
24232 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
24233 (m68k_preferred_reload_class): Likewise.
24234 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
24235 (SECONDARY_RELOAD_CLASS): Define.
24236 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
24237 (LIMIT_RELOAD_CLASS): Delete.
24238 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
24239 registers from storing bytes.
24240 (m68k_secondary_reload_class): New function.
24241 (m68k_preferred_reload_class): Likewise.
24243 2007-03-06 Richard Sandiford <richard@codesourcery.com>
24245 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
24247 (m68k_expand_prologue): Likewise.
24249 2007-03-06 Richard Sandiford <richard@codesourcery.com>
24251 * config/m68k/m68k-protos.h (output_sibcall): Declare.
24252 (mips_expand_epilogue): Add a bool parameter.
24253 (m68k_legitimize_sibcall_address): Declare.
24254 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
24255 (m68k_expand_epilogue): Add a parameter to select between sibling
24256 and normal epilogues. Only generate a return for the latter.
24257 (m68k_ok_for_sibcall_p): New function.
24258 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
24259 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
24260 (sibcall_value, *sibcall_value): Likewise.
24261 (*call, *call_value): Require !SIBLING_CALL_P.
24262 (epilogue): Update call to m68k_expand_epilogue.
24263 (sibcall_epilogue): New pattern.
24264 * config/m68k/predicates.md (const_call_operand): Say that this
24265 predicate applies to sibling calls too.
24266 (sibcall_operand): New predicate.
24268 2007-03-06 Richard Sandiford <richard@codesourcery.com>
24270 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
24271 alternatives as movsi_cf.
24272 (movsf_cf_hard): Add commentary.
24274 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
24275 Richard Sandiford <richard@codesourcery.com>
24277 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
24278 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
24279 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
24280 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
24281 as being live on exit from an interrupt function.
24282 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
24283 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
24284 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
24285 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
24286 (m68k_interrupt_function_p): Globalize.
24287 (m68k_compute_frame_layout): Remove reverse mask code.
24288 (m68k_emit_movem, m68k_set_frame_related): New functions.
24289 (m68k_output_function_prologue): Delete in favor of...
24290 (m68k_expand_prologue): ...this new function.
24291 (m68k_output_function_epilogue): Delete in favor of...
24292 (m68k_expand_epilogue): ...this new function.
24293 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
24295 (print_operand): Handle %?.
24296 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
24297 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
24298 (prologue, epilogue): New patterns.
24299 (return): Turn into a define_expand.
24300 (*return): New pattern, derived from old "return" pattern. Use rte
24301 rather than rts for interrupt functions. Only use rtd if the pop
24303 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
24304 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
24305 (link, *link, unlink, *unlink, load_got): Likewise.
24307 2007-03-06 Richard Sandiford <richard@codesourcery.com>
24311 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
24312 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
24313 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
24314 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
24315 and m68k_matches_u_p.
24316 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
24317 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
24318 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
24319 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
24320 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
24321 (REG_STRICT_P): New macro.
24322 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
24323 PCREL_GENERAL_OPERAND_OK.
24324 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
24325 m68k_legitimate_base_reg_p.
24326 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
24327 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
24328 (PIC_CASE_VECTOR_ADDRESS): Update comment.
24329 * config/m68k/m68k.c (m68k_address): New structure.
24330 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
24331 (m68k_decompose_index, m68k_legitimate_constant_address_p)
24332 (m68k_jump_table_ref_p, m68k_decompose_address)
24333 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
24334 (m68k_matches_u_p): New functions.
24335 (print_operand_address): Rewrite to use m68k_decompose_index.
24337 2007-03-05 David Taylor <dtaylor@emc.com>
24339 * gcc.c: Correct copyright date in --version output.
24341 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24343 * pa.md: In unamed move patterns, disparge copies between general
24344 and floating point registers using '?' modifier. Don't include 'f'
24345 constraint for register preferences in DImode, SImode, HImode and
24346 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
24347 Remove constraints for copies between general and floating registers
24348 in soft-float DFmode pattern.
24349 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
24353 2007-03-05 Mike Stump <mrs@apple.com>
24355 * c-common.c (targetcm): Add.
24356 * c-opts.c (c_common_handle_option): Handle language specific
24358 * opts.c (handle_option): Verify language for target options, if
24360 * opth-gen.awk: Add CL_LANG_ALL.
24361 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
24362 (TARGETCM_INITIALIZER): Add.
24363 * target.h (struct gcc_targetcm): Add.
24365 * targhooks.c (default_handle_c_option): Add.
24366 * targhooks.h (default_handle_c_option): Add.
24367 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
24369 * config/darwin.opt (iframework): Add.
24370 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
24371 * config/darwin-c.c (handle_c_option): Add.
24372 (TARGET_HANDLE_C_OPTION): Add.
24374 * doc/invoke.texi (Darwin Options): Add -iframework.
24376 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24378 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
24381 2007-03-05 Ian Lance Taylor <iant@google.com>
24383 * c.opt (fgnu89-inline): New option.
24384 * c-opts.c (c_common_post_options): Set default value for
24386 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
24387 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
24389 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
24390 (grokdeclarator, start_function): Likewise.
24391 * c-cppbuiltin.c (c_cpp_builtins): Define either
24392 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
24393 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
24394 (C Dialect Options): Document -fgnu89-inline.
24395 * doc/extend.texi (Function Attributes): Explain what the
24396 gnu_inline attribute does.
24397 * doc/cpp.texi (Common Predefined Macros): Document
24398 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
24400 2007-03-05 Ian Lance Taylor <iant@google.com>
24402 PR tree-optimization/31034
24403 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
24404 half-range if the other side is an overflow infinity.
24406 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
24408 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
24409 (bfin*-linux-uclibc*): New configuration.
24410 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
24412 * config/bfin/linux.h: New file.
24413 * config/bfin/libgcc-bfin.ver: New file.
24414 * config/bfin/t-bfin-uclinux: New file.
24415 * config/bfin/t-bfin-linux: New file.
24416 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
24417 (TARGET_OS_CPP_BUILTINS): New macro.
24419 2007-03-05 Richard Guenther <rguenther@suse.de>
24421 * fold-const.c (fold_binary): Remove duplicate folding
24422 of comparison of non-null ADDR_EXPR against null.
24424 2007-03-05 Richard Guenther <rguenther@suse.de>
24425 Dorit Nuzman <dorit@il.ibm.com>
24427 PR tree-optimization/26420
24428 * tree-vectorizer.c (vectorize_loops): Bail out early if there
24429 are no loops in the function. Only print the number of
24430 vectorized loops if it is greater than zero or we are supposed
24431 to print information about unvectorized loops.
24433 2007-03-05 Revital Eres <eres@il.ibm.com>
24435 * gcc.dg/var-expand1.c: New test.
24436 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
24437 when an accumulator is expanded.
24439 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24442 * c-common.c (convert_and_check): Don't give warnings for
24443 conversion if 'expr' already overflowed.
24445 2007-03-04 Roger Sayle <roger@eyesopen.com>
24447 PR middle-end/30744
24448 * fold-const.c (fold_comparison): Enforce type consistency when
24449 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
24451 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
24453 * tree-ssa-address.c (create_mem_ref): Do not put an expression
24454 containing a cast to the base of TARGET_MEM_REF.
24456 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
24458 * tree.c (tree_contains_struct_check_failed): Remove spurious
24459 whitespace from error message.
24461 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
24464 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
24465 instead of precision.
24467 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
24468 Nathan Sidwell <nathan@codesourcery.com>
24470 * emit-rtl.c (find_auto_inc): New.
24471 (try_split): recreate REG_INC notes,
24472 Use regular for loops rather than whiles.
24474 2007-03-03 Andreas Schwab <schwab@suse.de>
24476 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
24477 * configure: Regenerate.
24479 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24481 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
24482 flag_rounding_math, not flag_unsafe_math_optimizations.
24484 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
24486 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
24487 alpha_fold_vector_minmax): Likewise.
24488 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
24489 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
24491 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
24493 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
24494 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
24495 if the lhs has side-effects.
24496 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
24498 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
24500 * config/i386/i386.h (TUNEMASK): Remove define.
24501 (ARCHMASK): Remove define.
24502 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
24503 Use ix86_arch_mask variable instead of ARCHMASK.
24504 * config/i386/i386.c (override_options): Ditto.
24505 (standard_80387_constant_p): Ditto.
24507 2007-03-02 Ian Lance Taylor <iant@google.com>
24509 Used signed infinities in VRP.
24510 * tree-vrp.c (uses_overflow_infinity): New static function.
24511 (supports_overflow_infinity): New static function.
24512 (make_overflow_infinity): New static function.
24513 (negative_overflow_infinity): New static function.
24514 (positive_overflow_infinity): New static function.
24515 (is_negative_overflow_infinity): New static function.
24516 (is_positive_overflow_infinity): New static function.
24517 (is_overflow_infinity): New static function.
24518 (overflow_infinity_range_p): New static function.
24519 (compare_values_warnv): New function split out of compare_values.
24520 (compare_value): Call it.
24521 (set_value_range_to_nonnegative): Add overflow_infinity
24522 parameter. Change caller.
24523 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
24525 (vrp_expr_computes_nonzero): Likewise.
24526 (compare_ranges, compare_range_with_value): Likewise.
24527 (compare_name_with_value, compare_names): Likewise.
24528 (vrp_evaluate_conditional): Likewise.
24529 (set_value_range): Handle infinity
24530 (vrp_operand_equal_p, operand_less_p): Likewise.
24531 (extract_range_from_assert): Likewise.
24532 (vrp_int_const_binop): Likewise.
24533 (extract_range_from_binary_expr): Likewise.
24534 (extract_range_from_unary_expr): Likewise.
24535 (extract_range_from_comparison): Likewise.
24536 (extract_range_from_expr): Likewise.
24537 (dump_value_range): Likewise.
24538 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
24539 (test_for_singularity): Likewise.
24540 (vrp_int_const_binop): Remove inline qualifier.
24541 (adjust_range_with_scev): Add comment.
24542 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
24544 2007-03-02 Diego Novillo <dnovillo@redhat.com>
24546 * tree-ssa-structalias.c (could_have_pointers): Tidy.
24547 (get_constraint_for): Likewise.
24548 (do_structure_copy): Likewise.
24549 (find_func_aliases): Fix references to MODIFY_EXPR.
24550 (intra_create_variable_infos): Tidy.
24551 * tree-ssa-operands.c (add_virtual_operand): Add argument
24553 When adding members of alias sets, if IS_CALL_SITE is true and
24554 the symbol is not call-clobbered, skip it.
24555 Adjust all callers.
24557 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
24559 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
24560 entry by means of emit_insn_at_entry.
24562 2007-03-02 Richard Henderson <rth@redhat.com>
24564 * expr.h (promoted_input_arg): Remove decl.
24565 * function.c (promoted_input_arg): Merge into ...
24566 * combine.c (setup_incoming_promotions): ... only caller.
24567 Rearrange to avoid double loop.
24569 2007-03-02 Ben Elliston <bje@au.ibm.com>
24570 Peter Bergner <bergner@vnet.ibm.com>
24571 Janis Johnson <janis187@us.ibm.com>
24573 * config/rs6000/dfp.md: New file.
24574 * config/rs6000/rs6000.md: Include dfp.md.
24575 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
24576 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
24577 and TDmode decimal float modes in FP registers.
24578 (num_insns_constant): Likewise.
24579 (rs6000_legitimate_offset_address_p): Likewise.
24580 (rs6000_legitimize_address): Likewise.
24581 (rs6000_legitimize_reload_address): Likewise.
24582 (rs6000_legitimate_address): Likewise.
24583 (rs6000_emit_move): Likewise.
24584 (function_arg_boundary): Likewise.
24585 (function_arg_advance): Likewise.
24586 (rs6000_darwin64_record_arg_recurse): Likewise.
24587 (function_arg): Likewise.
24588 (rs6000_gimplify_va_arg): Likewise.
24589 (rs6000_split_multireg_move): Likewise.
24590 (rs6000_output_function_epilogue): Likewise.
24591 (rs6000_output_function_epilogue): Likewise.
24592 (rs6000_register_move_cost): Likewise.
24593 (rs6000_function_value): Likewise.
24594 (rs6000_libcall_value): Likewise.
24596 2007-03-02 Richard Sandiford <richard@codesourcery.com>
24598 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
24600 2007-03-02 Richard Sandiford <richard@codesourcery.com>
24602 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
24603 Use $MULTIDIR to choose between the kernel and RTP headers,
24604 and use $WIND_BASE and $WIND_USR to locate them.
24606 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
24608 * config/i386/i386.c (override_options): Put initialization of
24609 ix86_tune_mask and ix86_arch_mask to the correct place.
24611 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
24612 Michael Meissner <michael.meissner@amd.com>
24615 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
24616 (ARCHMASK): Define.
24617 (TARGET_CMOVE): Use ARCHMASK.
24618 (TARGET_CMPXCHG): Ditto.
24619 (TARGET_CMPXCHG8B): Ditto.
24620 (TARGET_XADD): Ditto.
24621 (TARGET_BSWAP): Ditto.
24622 * config/i386/i386.c (ix86_tune_mask): New global variable.
24623 (ix86_arch_mask): Ditto.
24624 (override_options): Initialize ix86_tune_mask and
24625 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
24628 2007-03-02 Ben Elliston <bje@au.ibm.com>
24631 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
24633 2007-03-02 Joseph Myers <joseph@codesourcery.com>
24635 * target.h (init_dwarf_reg_sizes_extra): New target hook.
24636 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
24637 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
24638 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
24640 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
24641 rs6000_init_dwarf_reg_sizes_extra): New.
24642 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
24643 SPE register high parts.
24645 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
24647 * Makefile.in: Add install-pdf target as
24648 copied from automake v1.10 rules.
24649 * configure.ac: Add install-pdf to target list.
24650 * configure: Regenerate.
24652 2007-03-01 Paul Brook <paul@codesourcery.com>
24654 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
24655 modes to LDRD for DImode.
24656 (output_move_double): Fixup out of range ldrd/strd.
24657 (vfp_secondary_reload_class): Rename...
24658 (coproc_secondary_reload_class): ... to this. Add wb argument.
24659 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
24660 coproc_secondary_reload_class for CLASS_IWMMXT.
24661 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
24662 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
24664 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
24666 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the
24667 unroll factor by the estimated number of iterations.
24668 (loop_prefetch_arrays): Do not prefetch in loops that iterate less
24669 than prefetch latency.
24671 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
24672 decode_caches_intel, detect_caches_intel): New functions.
24673 (host_detect_local_cpu): Use detect_caches_amd and
24674 detect_caches_intel.
24676 2007-03-01 Richard Henderson <rth@redhat.com>
24678 * expr.c (emit_move_complex_push): Export.
24679 (emit_move_complex_parts): Split out from ...
24680 (emit_move_complex): ... here.
24681 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
24682 * config/i386/i386.md (movcdi): New.
24684 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
24686 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
24687 size of mode1 to check for tieable modes in MMX case.
24689 2007-03-01 Richard Sandiford <richard@codesourcery.com>
24691 * Makefile.in (rtlanal.o): Depend on tree.h.
24692 * rtl.h (offset_within_section_p, split_const): Declare.
24693 * rtlanal.c: Include tree.h.
24694 (offset_within_block_p): New function, taken from
24695 mips_offset_within_object_p.
24696 (split_const): New function, taken from mips_split_const.
24697 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
24699 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
24700 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
24701 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
24702 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
24703 (m68k_illegitimate_symbolic_constant_p): New function.
24704 * config/m68k/m68k.md (movsi): Remove misleading predicates.
24705 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
24706 symbolic constant that might be outside the symbol's section,
24707 move the symbol first and then add the offset.
24708 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
24710 * config/mips/mips.c (mips_split_const): Delete.
24711 (mips_offset_within_object_p): Delete.
24712 (mips_symbolic_constant_p): Use offset_within_section_p and
24713 split_const instead of mips_offset_within_object_p and
24715 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
24716 (mips_legitimize_const_move, print_operand_reloc)
24717 (mips_dangerous_for_la25_p): Use split_const instead of
24720 2007-02-28 Eric Christopher <echristo@apple.com>
24722 * Makefile.in (install-include-dir): Don't rm -rf include.
24724 2007-02-28 Richard Guenther <rguenther@suse.de>
24726 PR middle-end/30364
24727 * fold-const.c (fold_binary): Do not associate expressions
24728 with more than one variable for integer types that do not wrap.
24730 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
24732 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
24733 Delete, and replace with...
24734 (fold_builtin_call_array): This. Update callers to use it.
24735 * fold-const.c (fold_build_call_list): Delete, and replace with...
24736 (fold_build_call_array): This.
24737 (fold_build_call_list_initializer): Delete, and replace with...
24738 (fold_build_call_array_initializer): This.
24739 * tree.h: Update declarations to reflect above changes.
24741 * c-typeck.c (build_function_call): Store converted arguments
24742 in a stack-allocated array instead of building a list.
24743 (convert_arguments): Store arguments in the array passed in as an
24744 argument, and return the actual number of arguments.
24745 * c-format.c: (check_function_format): Pass arguments in an
24746 array instead of a list.
24747 * c-common.c (check_function_nonnull): Likewise.
24748 (check_function_sentinel): Likewise.
24749 (check_function_arguments): Likewise.
24750 * c-common.h: Update declarations to reflect above changes.
24752 2007-02-28 Jan Hubicka <jh@suse.cz>
24754 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
24755 PRED_NEGATIVE_RETURN): Update outcomes.
24757 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
24759 * calls.c (emit_library_call_value_1): Handle partial registers
24760 correctly when building up CALL_INSN_FUNCTION_USAGE.
24762 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24764 * pa/predicates.md (move_src_operand): Allow zero for mode.
24765 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
24768 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
24771 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
24772 *movv2df_internal): Enable pattern only for valid operand
24774 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
24775 tie only 128bit modes. For MMX registers, tie only 64bit modes.
24777 2007-02-27 Mike Stump <mrs@apple.com>
24779 * config/darwin-crt3.c: Avoid compilation when compiling for a
24782 2007-02-27 Joseph Myers <joseph@codesourcery.com>
24784 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
24786 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
24787 for fixed headers and limits.h.
24788 (install-include-dir, install-headers-tar, install-headers-cpio,
24789 install-headers-cp, real-install-headers-tar,
24790 real-install-headers-cpio, real-install-headers-cp): Handle
24791 include-fixed as well as include.
24792 (install-mkheaders): Don't install files that go only in include
24794 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
24795 from GCC_INCLUDE_DIR.
24796 * gcc.c (process_command): Remove special -BstageN/ handling.
24797 (do_spec_1): Add include-fixed directories.
24799 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
24801 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
24803 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
24805 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
24808 2007-02-27 Mark Mitchell <mark@codesourcery.com>
24810 * c-common.c (get_priority): Add check for
24811 SUPPORTS_INIT_PRIORITY.
24813 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
24815 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
24817 * config/bfin/bfin.c: Include "cfglayout.h".
24818 (MAX_LSETUP_DISTANCE): New macro.
24819 (struct loop_info): New members incoming, incoming_src and
24820 incoming_dest. Delete member predecessor.
24821 (length_for_loop): New function.
24822 (bfin_optimize_loop): Handle more different loop structures.
24823 (bfin_discover_loop): Rework detection of predecessor blocks by
24824 examining incoming edges.
24825 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
24827 (bfin_reorder_loops): New function.
24828 (bfin_reorg_loops): Use these three new functions.
24830 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
24831 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
24832 (CONSTRAINT_LEN): Add entry for 'q'.
24833 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
24834 Add 'q' constraints.
24835 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
24836 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
24838 * config/bfin/bfin.md (add_with_carry): New pattern.
24839 (s_or_u, su_optab, su_modifier): New code macros/attrs.
24840 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
24841 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
24842 support unsigned multiplies too. Removed incorrect commutativity from
24843 operand 1 constraint where appropriate.
24844 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
24846 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
24847 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
24849 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
24850 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
24851 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
24852 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
24853 usmulhisi_hh_huh): New patterns.
24855 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
24856 lshifthi3): Fix output template to use half reg for operand 2.
24858 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
24861 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
24863 2007-02-27 Andreas Schwab <schwab@suse.de>
24865 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
24867 2007-02-27 Jan Hubicka <jh@suse.cz>
24869 * predict.c (last_basic_block_p): Remove.
24870 (tree_estimate_probability): Update return heuristic for commonized
24873 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
24875 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
24877 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
24879 * doc/include/gcc-common.texi (versionsubtitle): New macro.
24880 * doc/cpp.texi: Standardize title page.
24881 * doc/cppinternals.texi: Likewise.
24882 * doc/gcc.texi: Standardize title page, remove version number
24883 from copyright page.
24884 * doc/gccint.texi: Likewise.
24885 * doc/install.texi: Standardize title page, add table of
24888 2007-02-26 Jan Hubicka <jh@suse.cz>
24890 * predict.def: Set outcomes according to more recent results.
24891 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
24892 Remove dead predictors.
24893 * predict.c (return_prediction): Fix pasto.
24895 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
24897 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
24898 change; avoid a memory leak when returning early.
24900 2007-02-26 Mark Mitchell <mark@codesourcery.com>
24902 * c-decl.c (static_ctors): Move to c-common.c.
24903 (static_dtors): Likewise.
24904 (finish_function): Use c_record_cdtor_fn.
24905 (build_cdtor): Move to c-common.c.
24906 (c_write_global_declarations): Use c_build_cdtor_fns.
24907 * c-common.h (static_ctors): Declare.
24908 (static_dtors): Likewise.
24909 (c_record_cdtor_fn): Likewise.
24910 (c_build_cdtor_fns): Likewise.
24911 * c-common.c (static_ctors): New variable.
24912 (static_dtors): Likewise.
24913 (c_record_cdtor_fn): New function.
24914 (build_cdtor): Move from c-decl.c
24915 (c_build_cdtor_fns): New function.
24917 * output.h (assemble_addr_to_section): Declare.
24918 (get_cdtor_priority_section): Likewise.
24919 * varasm.c (assemble_addr_to_section): New function.
24920 (get_cdtor_priority_section): Likewise.
24921 (default_named_section_asm_out_destructor): Use them.
24922 (destor_dtor_section_asm_out_destructor): Likewise.
24923 (default_named_section_asm_out_constructor): Likewise.
24924 (default_ctor_section_asm_out_constructor): Likewise.
24925 * config.gcc (*-*-vxworks*): Include vxworks.o.
24926 * config/t-vxworks (vxworks.o): New target.
24927 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
24928 (TARGET_ASM_CONSTRUCTOR): Define.
24929 (TARGET_ASM_DESTRUCTOR): Likewise.
24930 (vxworks_asm_out_constructor): Declare.
24931 (vxworks_asm_out_destructor): Likewise.
24933 * c-common.c (get_priority): Check that we have not just an
24934 INTEGER_CST, but an integer constant with integeral type.
24936 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
24938 PR tree-optimization/30938
24939 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
24940 use &dt[nargs-1] instead of &dt[nargs] in the call to
24941 vect_is_simple_use().
24943 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
24945 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
24946 from register elimination as PRE_MODIFY / POST_MODIFY increments.
24947 Do not attempt to handle MEM inside auto-inc expressions.
24948 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
24949 of a register modified by an auto-inc expression. However, do handle
24950 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
24951 (elimination_effects): Prohibit elimination of a register modified
24952 by an auto-inc expression. Disable register elimination rules whose
24953 target register is modified by an auto-inc expression with variable
24956 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
24958 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
24960 (array_at_struct_end_p): New function.
24961 (idx_infer_loop_bounds): Use it.
24962 (estimate_numbers_of_iterations_loop): Export.
24963 * predict.c (predict_loops): Use estimated_loop_iterations_int.
24964 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
24965 (tree_estimate_probability): Call record_loop_exits.
24966 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
24967 (estimated_loop_iterations, estimated_loop_iterations_int,
24968 estimated_loop_iterations_tree): New functions.
24969 (analyze_siv_subscript_cst_affine,
24970 compute_overlap_steps_for_affine_1_2,
24971 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
24972 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
24973 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
24974 (PRED_LOOP_ITERATIONS_GUESSED): New.
24975 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
24976 * cfgloop.h (estimate_numbers_of_iterations_loop,
24977 estimated_loop_iterations_int): Declare.
24979 2007-02-25 Mark Mitchell <mark@codesourcery.com>
24981 * doc/extend.texi: Document optional priority argument to
24982 constructors and destructors.
24983 * tree.c (init_priority_for_decl): Adjust GTY markers.
24984 (init_ttree): Use priority-info hash functions for
24985 init_priority_for_decl.
24986 (tree_map_eq): Rename to ...
24987 (tree_map_base_eq): ... this.
24988 (tree_map_marked_p): Rename to ...
24989 (tree_map_base_marked_p): ... this.
24990 (tree_map_base_hash): New function.
24991 (decl_init_priority_lookup): Rework.
24992 (decl_fini_priority_lookup): New function.
24993 (decl_priority_info): New function.
24994 (decl_init_priority_insert): Use it.
24995 (decl_fini_priority_insert): Likewise.
24996 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
24998 (decl_restrict_base_insert): Likewise.
24999 (decl_debug_expr_insert): Likewise.
25000 (decl_value_expr_lookup): Likewise.
25001 (decl_value_expr_insert): Likewise.
25002 * tree.h (priority_type): New type.
25003 (decl_init_priority_lookup): Use priority_type.
25004 (decl_fini_priority_lookup): New function.
25005 (decl_init_priority_insert): Use priority_type.
25006 (decl_fini_priority_insert): New function.
25007 (DECL_HAS_INIT_PRIORITY): Tweak comments.
25008 (DECL_INIT_PRIORITY): Likewise.
25009 (SET_DECL_INIT_PRIORITY): Add comment.
25010 (DECL_FINI_PRIORITY): New macro.
25011 (SET_DECL_FINI_PRIORITY): Likewise.
25012 (DEFAULT_INIT_PRIORITY): Document.
25013 (MAX_INIT_PRIORITY): Likewise.
25014 (MAX_RESERVED_INIT_PRIORITY): Likewise.
25015 (tree_map_base): New type.
25016 (tree_map_base_eq): New function.
25017 (tree_map_base_hash): Likewise.
25018 (tree_map_base_marked_p): Likewise.
25019 (tree_map): Inherit from tree_map_base.
25020 (tree_map_eq): Make it a macro.
25021 (tree_map_marked_p): Likewise.
25022 (tree_int_map): Inherit from tree_map_base.
25023 (tree_int_map_eq): Make it a macro.
25024 (tree_int_map_hash): Likewise.
25025 (tree_int_map_marked_p): Likewise.
25026 (tree_priority_map): New type.
25027 (tree_priority_map_eq): New macro.
25028 (tree_priority_map_hash): Likewise.
25029 (tree_priority_map_marked_p): Likewise.
25030 * varasm.c (emults_decl): Adjust for refactoring of tree_map
25032 (emutls_common_1): Likewise.
25033 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
25034 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
25035 of tree_map hierarchy.
25036 * tree-cfg.c (move_stmt_r): Likewise.
25037 (new_label_mapper): Likewise.
25038 * c-tree.h (c_expand_body): Move to ...
25039 * c-common.h (c_expand_body): ... here.
25040 * c-decl.c (c_expand_body): Move to ...
25041 * c-common.c (c_expand_body): ... here.
25042 (c_common_attribute_table): Allow 1 argument for the constructor
25043 and destructor attributes.
25044 (get_priority): New function.
25045 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
25046 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
25048 2007-02-24 Jan Hubicka <jh@suse.cz>
25050 PR middle-end/30509
25051 * tree-inline.c (copy_bb): Produce exact copy of EH info when
25052 copying for inlining.
25054 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
25055 Jan Hubicka <jh@suse.cz>
25058 * i386.c (counter_mode): New function.
25059 (expand_set_or_movmem_via_loop): Use it.
25060 (expand_movmem_epilogue): Likewise; fix pasto.
25061 (ix86_expand_movmem): Do emit guard even for constant counts.
25062 (ix86_expand_setmem): Likewise.
25064 2007-02-25 Nick Clifton <nickc@redhat.com>
25066 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
25067 (JUMP_TABLES_IN_TEXT_SECTION): Define.
25069 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
25072 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
25073 count argument with 0x10, not with 0x16.
25074 (expand_setmem_epilogue): Ditto.
25076 2007-02-24 Mike Stump <mrs@apple.com>
25078 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
25081 2007-02-24 Richard Guenther <rguenther@suse.de>
25083 PR middle-end/30951
25084 * fold-const.c (fold_binary): Fold x +- CST op x for
25085 EQ_EXPR and NE_EXPR.
25087 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25089 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
25091 2007-02-24 Jan Hubicka <jh@suse.cz>
25093 * cgraphunit.c (decide_is_function_needed): Honor
25094 -fkeep-inline-functions.
25096 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25098 * builtins.c (fold_builtin_modf): New.
25099 (fold_builtin_2): Use it.
25101 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
25103 * loop-iv.c (implies_p): Detect additional cases where A implies B.
25104 (determine_max_iter): Take additional LOOP arg; all callers changed.
25105 Lose broken logic dealing with PLUS. Try to limit the upper bound by
25106 one using simplifications.
25107 (simplify_using_initial_values): Return if the expression becomes
25108 invalid due to altered regs.
25110 2007-02-23 DJ Delorie <dj@redhat.com>
25112 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
25114 2007-02-23 Mike Stump <mrs@apple.com>
25116 * tlink.c (scan_linker_output): Parse linker messages from
25117 darwin9's linker better.
25119 2007-02-23 Steve Ellcey <sje@cup.hp.com>
25122 * varpool.c (varpool_assemble_pending_decls): Set
25123 varpool_last_needed_node to null.
25125 2007-02-23 DJ Delorie <dj@redhat.com>
25127 * config/i386/i386.c (ix86_data_alignment): Don't specify an
25128 alignment bigger than the object file can handle.
25130 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
25133 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
25134 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
25135 (*movsf_1): Penalize MMX moves.
25137 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
25139 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
25140 2^32-1 or more times unless flag_unsafe_loop_optimizations.
25142 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
25144 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25146 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
25147 (fold_builtin_1): Use them.
25148 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
25149 BUILT_IN_SIGNIFICAND.
25151 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
25153 * config/i386/i386.c (bdesc_1arg): Initialize
25154 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
25155 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
25156 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
25157 and IX86_BUILTIN_MOVSLDUP.
25159 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
25161 PR rtl-optimization/30841
25162 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
25164 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25166 * builtins.c (fold_builtin_frexp): New.
25167 (fold_builtin_2): Use it.
25169 2007-02-22 Mark Mitchell <mark@codesourcery.com>
25171 * doc/invoke.texi (Spec Files): Document getenv spec function.
25173 * gcc.c (getenv_spec_function): New function.
25174 (static_spec_functions): Add it.
25175 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
25176 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
25179 2007-02-22 Michael Matz <matz@suse.de
25182 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
25183 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
25185 2007-02-22 Ian Lance Taylor <iant@google.com>
25188 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
25189 (mem_loc_descriptor): Call it.
25191 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
25192 Ira Rosen <irar@il.ibm.com>
25194 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
25196 2007-02-22 Ira Rosen <irar@il.ibm.com>
25198 PR tree-optimization/30843
25199 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
25200 stores only after all the group is vectorized.
25202 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
25204 PR tree-optimization/30858
25205 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
25206 in the reduction cycle have a single use in the loop.
25207 * tree-vectorizer.h (relevant): Add documentation.
25209 2007-02-20 Mike Stump <mrs@apple.com>
25211 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
25212 * configure: Regenerate.
25214 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
25216 Change the defaults of some parameters and options.
25217 * config/spu/spu-protos.h (spu_optimization_options): Declare.
25218 * config/spu/spu.c (spu_optimization_options): Add.
25219 (spu_override_options): Change params in spu_optimization_options.
25220 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
25222 Register 127 is only 16 byte aligned when used as a frame pointer.
25223 * config/spu/spu-protos.h (spu_init_expanders): Declare.
25224 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
25225 HARD_FRAME_POINTER_REGNUM.
25226 (spu_legitimate_address): Use regno_aligned_for_reload.
25227 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
25228 aligned when frame_pointer_needed is true.
25229 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
25231 * config/spu/spu.h (INIT_EXPANDERS): Define.
25233 Make sure shift and rotate instructions have valid immediate operands.
25234 * config/spu/predicates.md (spu_shift_operand): Remove.
25235 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
25236 * config/spu/constraints.md (W, O): Extend range.
25237 * config/spu/spu.md (umask, nmask): Define.
25238 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
25239 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
25240 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
25241 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
25242 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
25243 (lshr<mode>3_reg): Fix rtl description.
25245 Make sure mulhisi immediate operands are valid.
25246 * config/spu/predicates.md (imm_K_operand): Add.
25247 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
25249 Generate constants using fsmbi and andi.
25250 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
25251 (print_operand, spu_split_immediate, classify_immediate,
25252 fsmbi_const_p): Handle IC_FSMBI2.
25254 Correctly handle a CONST_VECTOR containing symbols.
25255 * config/spu/spu.c (print_operand): Handle HIGH correctly.
25256 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
25257 (immediate_load_p): Allow symbols that use 2 instructions to create.
25258 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
25259 with symbols when flag_pic is set.
25260 (const_vector_immediate_p): New.
25261 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
25262 accept a CONST_VECTOR with symbols.
25263 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
25264 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
25266 * config/spu/spu.md (high, low): Delete.
25267 (low_<mode>): Define.
25269 Remove INTRmode and INTR_REGNUM, which didn't work.
25270 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
25272 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
25273 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
25274 peephole2 pattern): Don't use INTR or 131.
25275 (movintrcc): Delete.
25276 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
25277 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
25278 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
25279 (UNSPEC_SET_INTR): Add.
25280 * config/spu/spu-modes.def (INTR): Remove.
25282 More accurate warnings about run-time relocations.
25283 * config/spu/spu.c (reloc_diagnostic): Test in_section.
25285 Correctly warn about immediate arguments to specific intrinsics.
25286 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
25287 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
25288 the instruction predicate.
25290 Fix tree check errors with latest update.
25291 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
25293 (spu_expand_builtin): Use CALL_EXPR_FN.
25295 Add missing specific intrinsics.
25296 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
25298 * config/spu/spu_internals.h: Ditto.
25300 Fix incorrect operand modifiers.
25301 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
25302 * config/spu/spu.md (xor<mode>3): Change %S to %J.
25304 Optimize one case of zero_extend of a vec_select.
25305 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
25307 Accept any immediate for hbr.
25308 * config/spu/spu.md (hbr): Change s constraints to i.
25310 2007-02-21 Paul Brook <paul@codesourcery.com>
25312 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
25313 condexec_count when skipping USE and CLOBBER.
25315 2007-02-21 Nick Clifton <nickc@redhat.com>
25317 * common.opt (Warray-bounds): Add Warning attribute.
25318 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
25320 (fsized-zeroes): Add Optimization attribute.
25321 (fsplit-wide-types, ftree-scev-cprop): Likewise.
25322 * c.opt (Wc++0x-compat): Add Warning attribute.
25324 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
25326 PR middle-end/30761
25327 * reload1.c (eliminate_regs_in_insn): In the single_set special
25328 case, attempt to re-recognize the insn before falling back to
25329 having reload fix it up.
25331 2007-02-20 Eric Christopher <echristo@gmail.com>
25333 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
25334 Rewrite accordingly.
25335 (frv_read_iacc_argument): Ditto.
25336 (frv_expand_set_builtin): Take a call instead of arglist, update for
25338 (frv_expand_unop_builtin): Ditto.
25339 (frv_expand_binop_builtin): Ditto.
25340 (frv_expand_cut_builtin): Ditto.
25341 (frv_expand_binopimm_builtin): Ditto.
25342 (frv_expand_voidbinop_builtin): Ditto.
25343 (frv_expand_int_void2arg): Ditto.
25344 (frv_expand_prefetches): Ditto.
25345 (frv_expand_voidtriop_builtin): Ditto.
25346 (frv_expand_voidaccop_builtin): Ditto.
25347 (frv_expand_load_builtin): Ditto.
25348 (frv_expand_store_builtin): Ditto.
25349 (frv_expand_mdpackh_builtin): Ditto.
25350 (frv_expand_mclracc_builtin): Ditto.
25351 (frv_expand_mrdacc_builtin): Ditto.
25352 (frv_expand_mwtacc_builtin): Ditto.
25353 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
25356 2007-02-20 Janis Johnson <janis187@us.ibm.com>
25358 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
25359 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
25361 (HAVE_GAS_DFP): Check for assembler support of decimal floating
25362 point instructions.
25363 * configure: Regenerate.
25364 * config.in: Regenerate.
25365 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
25366 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
25367 masks to power6 and power6x and to POWERPC_MASKS.
25368 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
25370 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
25371 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
25372 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
25373 Access PROTOTYPE as variable, not mask.
25375 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
25377 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
25378 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
25379 * combine.c (adjust_for_new_dest): Use it.
25380 * postreload.c (reload_combine): Likewise.
25382 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
25384 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
25385 notes on an insn with multiple sets, even if single_set returns
25386 non-NULL for that insn.
25388 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25390 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
25391 scalbn and scalbln.
25393 2007-02-20 Geoffrey Keating <geoffk@apple.com>
25395 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
25396 if user didn't pass it.
25397 * config/i386/darwin.h (CC1_SPEC): Likewise.
25398 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
25399 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
25400 -mmacosx-version-min.
25402 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25403 Uros Bizjak <ubizjak@gmail.com>
25405 * optabs.h (enum optab_index): Add new OTI_scalb.
25406 (scalb_optab): Define corresponding macro.
25407 * optabs.c (init_optabs): Initialize scalb_optab.
25408 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
25410 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
25411 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
25412 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
25413 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
25414 flag_unsafe_math_optimizations is set.
25416 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
25417 to implement scalbf, scalb and scalbl built-ins as inline x87
25420 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25421 DJ Delorie <dj@redhat.com>
25424 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
25425 (diagnostic_report_diagnostic): ... here, and turn them into real
25426 errors. If warnings are inhibited, no need to do anything.
25428 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
25430 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
25431 better code generation.
25433 2007-02-20 Ben Elliston <bje@au.ibm.com>
25435 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
25437 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
25439 * config/alpha/alpha.c, config/alpha/alpha.md,
25440 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
25441 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
25442 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
25443 config/arm/lib1funcs.asm: Follow spelling conventions.
25445 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
25446 config/fr30/fr30.md, config/i386/i386.h,
25447 config/iq2000/iq2000.h, config/iq2000/predicates.md,
25448 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
25449 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
25450 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
25451 config/rs6000/altivec.md, config/rs6000/rs6000.c,
25452 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
25453 config/sparc/sparc.c, config/sparc/sparc.h,
25454 config/sparc/sparc.md, config/spu/constraints.md,
25455 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
25458 2007-02-20 Alan Modra <amodra@bigpond.net.au>
25461 * varasm.c (use_blocks_for_decl_p): Return false for decls with
25464 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
25466 * doc/invoke.texi (-ftree-lrs): Remove.
25468 2007-02-19 Diego Novillo <dnovillo@redhat.com>
25470 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
25473 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
25475 * config/ia64/ia64.c (ia64_expand_builtin): Use the
25476 new CALL_EXPR_FN macro for retrieving the function
25477 declaration of the input expression.
25479 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25481 * c.opt (Waddress): New.
25482 * common.opt (Walways-true): Delete.
25483 (Wstring-literal-comparison): Delete.
25484 * doc/invoke.texi (Warning Options): Delete -Walways-true and
25485 -Wstring-literal-comparison. Add -Waddress.
25487 (Walways-true): Delete.
25488 (Wstring-literal-comparison): Delete.
25489 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
25490 consistently instead of -Walways-true in example.
25491 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
25492 * c-typeck.c (parser_build_binary_op): Replace
25493 -Wstring-literal-comparison and -Walways-true with -Waddress.
25494 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
25497 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
25499 * tree-cfg.c (dump_function_to_file): Be prepared for functions
25500 without DECL_STRUCT_FUNCTION initialized.
25502 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
25504 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
25505 due to calls to functions taking pointers as parameters.
25507 2007-02-19 Richard Henderson <rth@redhat.com>
25510 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
25513 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
25515 * config/s390/s390.c (s390_call_saved_register_used,
25516 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
25517 accessed to the new scheme.
25519 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
25521 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
25522 (cris_print_index, cris_print_operand, cris_print_operand_address)
25523 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
25524 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
25525 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
25526 GET_CODE () == xxx.
25527 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
25528 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
25529 GO_IF_LEGITIMATE_ADDRESS): Ditto.
25530 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
25531 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
25532 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
25533 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
25534 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
25535 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
25536 (uminsi3, call, call_value): Ditto.
25537 (define_split: indir_to_reg_split, unnamed): Ditto.
25539 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
25541 PR tree-optimization/30975
25542 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
25545 2007-02-18 Eric Christopher <echristo@gmail.com>
25547 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
25548 Remove use of arglist.
25549 (mips_expand_builtin): Remove use of arglist, pass in expr.
25550 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
25551 (mips_expand_builtin_movtf): Ditto.
25552 (mips_expand_builtin_compare): Ditto.
25554 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
25556 * tree-sra.c (sra_build_assignment): Replace assertion
25557 checking with a comment explaining why it can't be done.
25559 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
25561 PR middle-end/30833
25562 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
25563 during CALL_EXPR representation conversion.
25564 * tree-ssa-propagate.c (set_rhs): Likewise.
25566 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
25568 * tree-sra.c (sra_build_assignment): Disable assertion checking
25571 2007-02-18 Roger Sayle <roger@eyesopen.com>
25573 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
25574 instead of calling build2 with a GIMPLE_MODIFY_STMT.
25575 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
25577 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
25578 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
25579 gimplify_init_ctor_eval_range, gimple_push_cleanup,
25580 gimplify_omp_for, gimplify_omp_atomic_pipeline,
25581 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
25582 force_gimple_operand): Likewise.
25583 * ipa-cp.c (constant_val_insert): Likewise.
25584 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
25585 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
25586 perfect_nestify): Likewise.
25587 * langhooks.c (lhd_omp_assignment): Likewise.
25588 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
25589 lower_copyprivate_clauses, lower_send_clauses,
25590 lower_send_shared_vars, expand_parallel_call,
25591 expand_omp_for_generic, expand_omp_for_static_nochunk,
25592 expand_omp_for_static_chunk, expand_omp_sections,
25593 lower_omp_single_copy, lower_omp_for_lastprivate,
25594 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
25595 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
25596 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
25599 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
25601 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
25602 config/sh/sh.md: Follow spelling conventions.
25604 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
25605 config/frv/predicates.md: Follow spelling conventions.
25607 * config/m68k/linux-unwind.h: Fix a comment typo.
25608 * target.h: Follow spelling conventions.
25610 2007-02-18 Roger Sayle <roger@eyesopen.com>
25612 PR rtl-optimization/28173
25613 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
25614 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
25615 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
25616 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
25617 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
25619 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25621 * builtins.c (fold_builtin_load_exponent): New.
25622 (fold_builtin_2): Use it.
25624 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
25626 PR rtl-optimization/30773
25627 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
25628 if we fail to attach a REG_EQUIV note.
25630 2007-02-18 David Edelsohn <edelsohn@gnu.org>
25631 Roger Sayle <roger@eyesopen.com>
25633 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
25635 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
25637 * calls.c (initialize_argument_information): Pass original EXP
25638 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
25639 code to split complex arguments here, as part of initializing the
25641 (expand_call): Remove code that builds a list of arguments and
25642 inserts implicit arguments into it. Instead, just count how many
25643 implicit arguments there will be so we can determine the size of
25644 the ARGS array, and let initialize_argument_information do the work.
25645 (split_complex_values): Delete unused function.
25647 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
25649 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
25651 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
25653 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
25654 for arg pointer based indexed addressing.
25656 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
25658 * config/ia64/ia64.h, config/ia64/ia64.md,
25659 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
25660 spelling conventions.
25662 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
25664 * config/m68k/m68k.c (split_di): New.
25665 * config/m68k/m68k-protos.h: Declare split_di.
25666 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
25667 Improve predicate handling and split constant shifts.
25669 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
25671 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
25672 parameter for register bitfield operations, general predicates
25675 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
25677 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
25678 * config/m68k/linux-unwind.h: New file.
25680 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
25682 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
25683 config/i386/athlon.md, config/ia64/ia64.md,
25684 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
25685 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
25686 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
25687 tree-ssa-loop-niter.c, tree-vect-analyze.c,
25688 tree-vect-transform.c: Fix comment typos.
25690 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
25692 * sched-deps.c (find_insn_list): Remove.
25693 * sched-int.h: Remove the prototype for find_insn_list.
25695 2007-02-16 Geoffrey Keating <geoffk@apple.com>
25697 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
25699 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
25700 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
25701 darwin_rs6000_override_options.
25702 (C_COMMON_OVERRIDE_OPTIONS): Expect
25703 darwin_macosx_version_min to be non-NULL always.
25704 (TARGET_C99_FUNCTIONS): Likewise.
25705 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
25706 (DARWIN_MINVERSION_SPEC): New.
25707 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
25708 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
25710 (DARWIN_MINVERSION_SPEC): New.
25711 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
25713 * config/darwin-c.c (darwin_cpp_builtins): Expect
25714 darwin_macosx_version_min to be non-NULL always.
25716 * config/rs6000/rs6000.c: Clean up trailing whitespace.
25718 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
25720 * config/i386/i386.h (x86_use_xchgb): New.
25721 (TARGET_USE_XCHGB): New macro.
25722 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
25723 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
25724 Split after reload into bswaphi for shifts of 8.
25725 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
25726 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
25727 or when optimizing for size.
25729 2007-02-16 Richard Guenther <rguenther@suse.de>
25730 Christian Bruel <christian.bruel@st.com>
25732 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
25733 DECLs but prefer SSA_NAMEs over DECLs.
25735 2007-02-16 Richard Guenther <rguenther@suse.de>
25737 * tree-flow-inline.h (single_imm_use_p): Remove.
25738 (zero_imm_uses_p): Likewise.
25739 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
25740 instead of single_imm_use_p.
25741 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
25744 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25747 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
25748 nested double- and backquotes.
25750 2007-02-15 Roger Sayle <roger@eyesopen.com>
25752 PR middle-end/30391
25753 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
25754 should be unreachable.
25755 (build2_stat): Allow construction of MODIFY_EXPR at any time.
25756 For the time being redirect GIMPLE_MODIFY_STMT to the new
25757 (renamed) build_gimple_modify_stmt_stat.
25758 (build2_gimple_stat): Rename to...
25759 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
25760 Always build a GIMPLE_MODIFY_STMT node.
25761 * tree.h (build2_gimple, build2_gimple_stat): Delete.
25762 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
25765 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
25766 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
25767 * tree-complex.c (set_component_ssa_name, expand_complex_move,
25768 expand_complex_div_wide): Likewise.
25769 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
25770 * tree-ssa-loop-im.c (schedule_sm): Likewise.
25771 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
25772 * tree-ssa-loop-manip.c (create_iv): Likewise.
25773 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
25774 abs_replacement): Likewise.
25775 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
25776 realify_fake_stores): Likewise.
25778 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
25779 node rather than a GIMPLE_MODIFY_STMT node.
25780 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
25781 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
25783 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
25784 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
25785 GIMPLE_MODIFY_STMT.
25787 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
25789 PR middle-end/30433
25790 * fold-const.c (fold_comparison): Add back the
25791 folding of constant complex comparisions.
25793 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
25795 PR middle-end/30729
25796 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
25797 effects unknown to this function, return early.
25799 2007-02-15 Ian Lance Taylor <iant@google.com>
25801 * lower-subreg.c (move_eh_region_note): New static function.
25802 (resolve_simple_move): Call it.
25803 (decompose_multiword_subregs): Track blocks for which we resolve a
25804 simple move which is also a control flow insn. Pass them to
25805 find_many_sub_basic_blocks.
25806 (pass_lower_subreg): Add TODO_verify_flow.
25807 (pass_lower_subreg2): Likewise.
25809 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
25810 Brooks Moses <brooks.moses@codesourcery.com>
25811 Lee Millward <lee.millward@codesourcery.com>
25813 * tree.h (enum tree_code_class): Add tcc_vl_exp.
25814 (VL_EXP_CLASS_P): New.
25815 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
25817 (TREE_OPERAND_CHECK_CODE): Likewise.
25818 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
25819 (TREE_RTL_OPERAND_CHECK): Likewise.
25820 (tree_operand_check_failed): Make second parameter the whole tree
25821 instead of its code. Fixed callers.
25822 (VL_EXP_CHECK): New.
25823 (TREE_OPERAND_LENGTH): New.
25824 (VL_EXP_OPERAND_LENGTH): New.
25825 (CALL_EXPR_FN): New.
25826 (CALL_EXPR_STATIC_CHAIN): New.
25827 (CALL_EXPR_ARGS): New.
25828 (CALL_EXPR_ARG): New.
25829 (call_expr_nargs): New.
25830 (CALL_EXPR_ARGP): New.
25831 (build_nt_call_list): Declare.
25832 (build_vl_exp_stat): Declare.
25833 (build_vl_exp): New.
25834 (build_call_list): Declare.
25835 (build_call_nary): Declare.
25836 (build_call_valist): Declare.
25837 (build_call_array): Declare.
25838 (call_expr_arg): Declare.
25839 (call_expr_argp): Declare.
25840 (call_expr_arglist): Declare.
25841 (fold_build_call_list): Declare.
25842 (fold_build_call_list_initializer): Declare.
25843 (fold_call_expr): Declare to replace fold_builtin.
25844 (fold_builtin_fputs): Update to agree with modified definition.
25845 (fold_builtin_strcpy): Likewise.
25846 (fold_builtin_strncpy): Likewise.
25847 (fold_builtin_memory_chk): Likewise.
25848 (fold_builtin_stxcpy_chk): Likewise.
25849 (fold_builtin_strncpy_chk): Likewise.
25850 (fold_builtin_next_arg): Likewise.
25851 (fold_build_call_expr): Declare.
25852 (fold_builtin_call_list): Declare.
25853 (fold_builtin_call_valist): Declare.
25854 (build_call_expr): Declare.
25855 (validate_arglist): Update to agree with modified definition.
25856 (tree_operand_length): New.
25857 (call_expr_arg_iterator): New.
25858 (init_call_expr_arg_iterator): New.
25859 (next_call_expr_arg): New.
25860 (first_call_expr_arg): New.
25861 (more_call_expr_args_p): New.
25862 (FOR_EACH_CALL_EXPR_ARG): New.
25864 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
25865 and tcc_gimple_stmt.
25866 (tree_code_size): Update documentation. Use sizeof (tree) rather
25867 than sizeof (char *).
25868 (tree_size): Likewise. Add case for tcc_vl_exp.
25869 (tree_node_structure): Add case for tcc_vl_exp.
25870 (contains_placeholder_p): Likewise.
25871 (substitute_in_expr): Likewise.
25872 (substitute_placeholder_in_expr): Likewise.
25873 (stabilize_reference_1): Likewise.
25874 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
25875 to diagnose breakage of this interface for constructing CALL_EXPRs.
25876 (build_nt): Add similar assertion here.
25877 (build_nt_call_list): New.
25878 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
25879 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
25881 (get_callee_fndecl): Use new CALL_EXPR accessors.
25882 (tree_operand_check_failed): Change parameters to pass entire node
25883 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
25884 (process_call_operands): New.
25885 (build_vl_exp_stat): New.
25886 (build_call_list): New.
25887 (build_call_nary): New.
25888 (build_call_valist): New.
25889 (build_call_array): New.
25890 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
25891 (call_expr_arglist): New.
25893 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
25894 tcc_vl_exp instead of a fixed-size tcc_expression.
25896 * doc/c-tree.texi (CALL_EXPR): Document new representation and
25897 accessors for CALL_EXPRs.
25898 (AGGR_INIT_EXPR): Likewise.
25900 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
25901 Brooks Moses <brooks.moses@codesourcery.com>
25902 Lee Millward <lee.millward@codesourcery.com>
25904 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
25905 (expand_builtin_nonlocal_goto): Change parameter to be entire
25906 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
25907 (expand_builtin_prefetch): Likewise.
25908 (expand_builtin_classify_type): Likewise.
25909 (mathfn_built_in): Return NULL_TREE instead of 0.
25910 (expand_errno_check): Use new CALL_EXPR accessors.
25911 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
25912 Return NULL_RTX instead of 0.
25913 (expand_builtin_mathfn_2): Likewise.
25914 (expand_builtin_mathfn_3): Likewise.
25915 (expand_builtin_interclass_mathfn): Likewise.
25916 (expand_builtin_sincos): Likewise.
25917 (expand_builtin_cexpi): Likewise.
25918 (expand_builtin_int_roundingfn): Likewise.
25919 (expand_builtin_int_roundingfn_2): Likewise.
25920 (expand_builtin_pow): Likewise.
25921 (expand_builtin_powi): Likewise.
25922 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
25923 of arglist, fixing callers appropriately. Use new CALL_EXPR
25924 accessors and constructors. Return NULL_RTX instead of 0.
25925 (expand_builtin_strstr): Likewise.
25926 (expand_builtin_strchr): Likewise.
25927 (expand_builtin_strrchr): Likewise.
25928 (expand_builtin_strpbrk): Likewise.
25929 (expand_builtin_memcpy): Likewise.
25930 (expand_builtin_mempcpy): Likewise.
25931 (expand_builtin_mempcpy_args): New.
25932 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
25933 (expand_builtin_memmove_args): New.
25934 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
25935 (expand_movstr): Likewise.
25936 (expand_builtin_strcpy): Likewise.
25937 (expand_builtin_strcpy_args): New.
25938 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
25939 (expand_builtin_strncpy): Likewise.
25940 (expand_builtin_memset): Likewise.
25941 (expand_builtin_memset_args): New.
25942 (expand_builtin_bzero): Similarly to expand_builtin_memset.
25943 (expand_builtin_memcmp): Likewise.
25944 (expand_builtin_strcmp): Likewise.
25945 (expand_builtin_strncmp): Likewise.
25946 (expand_builtin_strcat): Likewise.
25947 (expand_builtin_strncat): Likewise.
25948 (expand_builtin_strspn): Likewise.
25949 (expand_builtin_strcspn): Likewise.
25950 (expand_builtin_args_info): Likewise.
25951 (expand_builtin_va_start): Likewise.
25952 (gimplify_va_arg_expr): Likewise.
25953 (expand_builtin_va_end): Likewise.
25954 (expand_builtin_va_copy): Likewise.
25955 (expand_builtin_frame_address): Likewise.
25956 (expand_builtin_alloca): Likewise.
25957 (expand_builtin_bswap): Likewise.
25958 (expand_builtin_unop): Likewise.
25959 (expand_builtin_fputs): Likewise.
25960 (expand_builtin_expect): Likewise.
25961 (expand_builtin_fabs): Likewise.
25962 (expand_builtin_copysign): Likewise.
25963 (expand_builtin_printf): Likewise.
25964 (expand_builtin_fprintf): Likewise.
25965 (expand_builtin_sprintf): Likewise.
25966 (expand_builtin_init_trampoline): Likewise.
25967 (expand_builtin_signbit): Likewise.
25968 (expand_builtin_fork_or_exec): Likewise.
25969 (expand_builtin_sync_operation): Likewise.
25970 (expand_builtin_compare_and_swap): Likewise.
25971 (expand_builtin_lock_test_and_set): Likewise.
25972 (expand_builtin_lock_release): Likewise.
25973 (expand_builtin): Likewise.
25974 (builtin_mathfn_code): Likewise.
25976 (fold_builtin_constant_p): Pass call arguments individually instead
25977 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
25978 accessors and constructors. Return NULL_TREE instead of 0.
25979 (fold_builtin_expect): Likewise.
25980 (fold_builtin_classify_type): Likewise.
25981 (fold_builtin_strlen): Likewise.
25982 (fold_builtin_nan): Likewise.
25983 (integer_valued_real_p): Likewise.
25984 (fold_trunc_transparent_mathfn): Likewise.
25985 (fold_fixed_mathfn): Likewise.
25986 (fold_builtin_cabs): Likewise.
25987 (fold_builtin_sqrt): Likewise.
25988 (fold_builtin_cbrt): Likewise.
25989 (fold_builtin_cos): Likewise.
25990 (fold_builtin_cosh): Likewise.
25991 (fold_builtin_tan): Likewise.
25992 (fold_builtin_sincos): Likewise.
25993 (fold_builtin_cexp): Likewise.
25994 (fold_builtin_trunc): Likewise.
25995 (fold_builtin_floor): Likewise.
25996 (fold_builtin_ceil): Likewise.
25997 (fold_builtin_round): Likewise.
25998 (fold_builtin_int_roundingfn): Likewise.
25999 (fold_builtin_bitop): Likewise.
26000 (fold_builtin_bswap): Likewise.
26001 (fold_builtin_logarithm): Likewise.
26002 (fold_builtin_hypot): Likewise.
26003 (fold_builtin_pow): Likewise.
26004 (fold_builtin_powi): Likewise.
26005 (fold_builtin_exponent): Likewise.
26006 (fold_builtin_memset): Likewise.
26007 (fold_builtin_bzero): Likewise.
26008 (fold_builtin_memory_op): Likewise.
26009 (fold_builtin_bcopy): Deleted; call site changed to invoke
26010 fold_builtin_memory_op directly.
26011 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
26012 (fold_builtin_strncpy): Likewise.
26013 (fold_builtin_memcmp): Likewise.
26014 (fold_builtin_strcmp): Likewise.
26015 (fold_builtin_strncmp): Likewise.
26016 (fold_builtin_signbit): Likewise.
26017 (fold_builtin_copysign): Likewise.
26018 (fold_builtin_isascii): Likewise.
26019 (fold_builtin_toascii): Likewise.
26020 (fold_builtin_isdigit): Likewise.
26021 (fold_builtin_fabs): Likewise.
26022 (fold_builtin_abs): Likewise.
26023 (fold_builtin_fmin_fmax): Likewise.
26024 (fold_builtin_carg): Likewise.
26025 (fold_builtin_classify): Likewise.
26026 (fold_builtin_unordered_cmp): Likewise.
26028 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
26029 New functions split out from fold_builtin_1.
26030 (fold_builtin_n): New.
26031 (fold_builtin_varargs): New.
26032 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
26034 (fold_call_expr): New.
26035 (build_function_call_expr): Rewrite to use new helper function.
26036 (fold_builtin_call_list): New.
26037 (build_call_expr): New.
26038 (fold_builtin_call_valist): New.
26039 (rewrite_call_expr): New.
26040 (validate_arg): New.
26041 (validate_arglist): Change parameter to be entire CALL_EXPR instead
26042 of an arglist. Change return type to bool. Use new CALL_EXPR
26045 (fold_builtin_strstr): Pass call arguments individually instead
26046 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
26047 accessors and constructors. Return NULL_TREE instead of 0.
26048 (fold_builtin_strchr): Likewise.
26049 (fold_builtin_strrchr): Likewise.
26050 (fold_builtin_strpbrk): Likewise.
26051 (fold_builtin_strcat): Likewise.
26052 (fold_builtin_strncat): Likewise.
26053 (fold_builtin_strspn): Likewise.
26054 (fold_builtin_strcspn): Likewise.
26055 (fold_builtin_fputs): Likewise.
26056 (fold_builtin_next_arg): Likewise.
26057 (fold_builtin_sprintf): Likewise.
26059 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
26060 NULL_RTX instead of 0.
26061 (expand_builtin_memory_chk): Likewise.
26062 (maybe_emit_chk_warning): Likewise.
26063 (maybe_emit_sprintf_chk_warning): Likewise.
26065 (fold_builtin_object_size): Pass call arguments individually instead
26066 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
26067 accessors and constructors. Return NULL_TREE instead of 0.
26068 (fold_builtin_memory_chk): Likewise.
26069 (fold_builtin_stxcpy_chk): Likewise.
26070 (fold_builtin_strncpy_chk): Likewise.
26071 (fold_builtin_strcat_chk): Likewise.
26072 (fold_builtin_strcat_chk): Likewise.
26073 (fold_builtin_strncat_chk): Likewise.
26074 (fold_builtin_sprintf_chk): Likewise.
26075 (fold_builtin_snprintf_chk): Likewise.
26076 (fold_builtin_printf): Likewise.
26077 (fold_builtin_vprintf): Likewise.
26079 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
26081 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
26082 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
26083 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
26084 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
26085 (fold_unary): Likewise.
26086 (fold_binary): Likewise.
26087 (fold_ternary): Remove CALL_EXPR case, since they are no longer
26088 ternary expressions.
26089 (fold): Add logic for tcc_vl_exp.
26090 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
26091 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
26092 (fold_build3_stat): Add assertion to flag broken interface for
26093 constructing CALL_EXPRs.
26094 (fold_build_call_list): New.
26095 (fold_build_call_list_initializer): New.
26096 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
26098 (fold_strip_sign_ops): Likewise.
26100 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
26101 Brooks Moses <brooks.moses@codesourcery.com>
26102 Lee Millward <lee.millward@codesourcery.com>
26104 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
26105 accessors and dump arguments explicitly.
26107 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
26109 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
26111 (print_call_name): Use new CALL_EXPR accessors.
26113 * print-tree.c (print_node): Add case tcc_vl_exp. Print
26114 CALL_EXPR arguments explicitly instead of as a list. Use
26115 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
26117 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
26118 (vrp_visit_stmt): Likewise.
26120 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
26121 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
26123 (force_move_till_expr): Likewise.
26125 * targhooks.c (default_external_stack_protect_fail): Use
26126 build_call_expr instead of build_function_call_expr.
26127 (default_hidden_stack_protect_fail): Likewise.
26129 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
26132 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
26133 and walk arguments explicitly.
26135 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
26136 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
26137 (expand_simple_operations): Likewise.
26138 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
26140 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
26141 of TREE_CODE_LENGTH.
26142 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
26144 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
26145 instead of TREE_CODE_LENGTH.
26147 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
26148 (tree_ic_transform): Likewise.
26149 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
26150 parameter instead of arglist. Fix callers.
26151 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
26152 (tree_stringops_transform): Likewise.
26153 (tree_indirect_call_to_profile): Likewise.
26154 (tree_stringops_values_to_profile): Likewise.
26156 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
26157 (eliminate_tail_call): Likewise.
26159 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
26161 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
26162 Use TREE_OPERAND_LENGTH and generalize to handle any number of
26164 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
26166 * omp-low.c (build_omp_barrier): Use build_call_expr.
26167 (lower_rec_input_clauses): Likewise.
26168 (lower_reduction_clauses): Likewise.
26169 (expand_parallel_call): Likewise.
26170 (maybe_catch_exception): Likewise.
26171 (expand_omp_for_generic): Likewise.
26172 (expand_omp_for_static_nochunk): Likewise.
26173 (expand_omp_sections): Likewise.
26174 (lower_omp_single_simple): Likewise.
26175 (lower_omp_single_copy): Likewise.
26176 (lower_omp_master): Likewise.
26177 (lower_omp_ordered): Likewise.
26178 (lower_omp_critical): Likewise.
26180 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
26181 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
26183 * tree-gimple.c (is_gimple_call_addr): Fix doc.
26184 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
26185 TREE_CODE_LENGTH. Add tcc_vl_exp case.
26187 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
26188 and generalize to handle any number of operands.
26189 (chrec_contains_undetermined): Likewise.
26190 (tree_contains_chrecs): Likewise.
26191 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
26193 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
26195 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
26196 fold_call_expr instead of fold_builtin.
26197 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
26198 match declarations there.
26199 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
26202 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
26203 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
26205 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
26206 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
26208 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
26211 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
26212 (execute_cse_sincos): Use new CALL_EXPR accessors.
26214 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
26216 * gimple-low.c (lower_function_body): Use build_call_expr.
26217 (lower_builtin_setjmp): Likewise.
26219 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
26220 (set_storage_via_libcall): Likewise.
26221 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
26222 instead of TREE_CODE_LENGTH.
26223 (expand_expr_real_1): Use new CALL_EXPR accessors.
26225 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
26226 generalize to handle any number of operands.
26227 (TB_parent_eq): Likewise.
26229 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
26230 (strip_builtin_expect): Likewise.
26232 * function.c (gimplify_parameters): Use build_call_expr.
26234 * tree-vectorizer.c (vect_is_simple_reduction): Use
26235 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
26237 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
26238 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
26240 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
26243 * gimplify.c (build_stack_save_restore): Use build_call_expr.
26244 (gimplify_decl_expr): Likewise.
26245 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
26246 Use new CALL_EXPR iterators.
26247 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
26248 (gimplify_modify_expr_to_memset): Likewise.
26249 (gimplify_variable_sized_compare): Likewise.
26250 (gimplify_omp_atomic_fetch_op): Likewise.
26251 (gimplify_omp_atomic_pipeline): Likewise.
26252 (gimplify_omp_atomic_mutex): Likewise.
26253 (gimplify_function_tree): Likewise.
26255 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
26256 (call_expr_flags): Likewise.
26257 (expand_call): Likewise.
26259 * except.c (expand_builtin_eh_return_data_regno): Pass entire
26260 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
26263 * coverage.c (create_coverage): Use build_call_expr.
26265 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
26266 (temp_call_expr_obstack): New.
26267 (pool_copy_list): Delete.
26268 (temp_copy_call_expr): New.
26269 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
26270 CALL_EXPR accessors. Get rid of special goo for copying argument
26271 lists and use temp_copy_call_expr instead.
26272 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
26273 CALL_EXPR accessors.
26274 (create_expression_by_pieces): Likewise. Use build_call_array
26275 to construct the result instead of fold_build3.
26276 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
26277 dealing with argument lists.
26278 (init_pre): Remove references to expression_node_pool and
26279 list_node_pool. Init temp_call_expr_obstack instead.
26280 (fini_pre): Remove references to expression_node_pool and
26283 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
26284 and walk arguments explicitly instead of as a list.
26286 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
26287 (mx_register_decls): Likewise.
26288 (mudflap_register_call): Likewise.
26289 (mudflap_finish_file): Likewise.
26291 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
26292 (ipa_callsite_compute_param): Likewise.
26294 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
26295 accessors and constructor.
26297 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
26298 accessors and constructor.
26299 (convert_tramp_reference): Likewise.
26300 (convert_call_expr): Likewise.
26301 (finalize_nesting_tree_1): Likewise.
26303 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
26306 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
26308 * tree-inline.c (initialize_inlined_parameters): Pass entire
26309 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
26311 (estimate_num_insns_1): Use new CALL_EXPR accessors.
26312 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
26314 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
26315 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
26316 (vectorizable_reduction): Likewise.
26317 (vectorizable_call): Use new CALL_EXPR iterators.
26318 (vectorizable_conversion): Use build_call_expr.
26319 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
26320 (vect_gen_widened_results_half): Use build_call_expr.
26321 (vect_setup_realignment): Likewise.
26322 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
26324 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
26325 (pass_through_call): Likewise.
26326 (compute_object_sizes): Likewise. Use fold_call_expr instead of
26329 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
26330 (tree_gen_pow2_profiler): Likewise.
26331 (tree_gen_one_value_profiler): Likewise.
26332 (tree_gen_ic_func_profiler): Likewise.
26333 (tree_gen_average_profiler): Likewise.
26334 (tree_gen_ior_profiler): Likewise.
26336 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
26337 (find_func_aliases): Use new CALL_EXPR accessors. Add case
26338 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
26340 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
26341 of TREE_CODE_LENGTH.
26343 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
26344 of TREE_CODE_LENGTH.
26346 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
26348 (convert_to_integer): Likewise.
26350 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
26353 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
26354 Brooks Moses <brooks.moses@codesourcery.com>
26355 Lee Millward <lee.millward@codesourcery.com>
26357 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
26359 * config/frv/frv.c (frv_expand_builtin): Likewise.
26360 * config/s390/s390.c (s390_expand_builtin): Likewise.
26362 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
26363 (sparc_expand_builtin): Use new CALL_EXPR accessors.
26365 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
26366 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
26367 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
26368 (ix86_expand_store_builtin): Likewise.
26369 (ix86_expand_unop_builtin): Likewise.
26370 (ix86_expand_unop1_builtin): Likewise.
26371 (ix86_expand_sse_compare): Likewise.
26372 (ix86_expand_sse_comi): Likewise.
26373 (ix86_expand_vec_init_builtin): Likewise.
26374 (ix86_expand_vec_ext_builtin): Likewise.
26375 (ix86_expand_vec_set_builtin): Likewise.
26376 (ix86_expand_builtin): Use new CALL_EXPR accessors.
26378 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
26379 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
26381 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
26382 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
26383 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
26385 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
26387 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
26388 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
26389 arglist. Use new CALL_EXPR accessors. Fix callers.
26390 (altivec_expand_abs_builtin): Likewise.
26391 (rs6000_expand_binop_builtin): Likewise.
26392 (altivec_expand_predicate_builtin): Likewise.
26393 (altivec_expand_lv_builtin): Likewise.
26394 (spe_expand_stv_builtin): Likewise.
26395 (altivec_expand_stv_builtin): Likewise.
26396 (rs6000_expand_ternop_builtin): Likewise.
26397 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
26398 (altivec_expand_st_builtin): Likewise.
26399 (altivec_expand_dst_builtin): Likewise.
26400 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
26401 arglist. Use new CALL_EXPR accessors. Fix callers.
26402 (altivec_expand_vec_set_builtin): Likewise.
26403 (altivec_expand_vec_ext_builtin): Likewise.
26404 (altivec_expand_builtin): Use new CALL_EXPR accessors.
26405 (spe_expand_builtin): Likewise.
26406 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
26407 arglist. Use new CALL_EXPR accessors. Fix callers.
26408 (spe_expand_evsel_builtin): Likewise.
26409 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
26410 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
26412 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
26413 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
26414 (arm_expand_unop_builtin): Likewise.
26415 (arm_expand_builtin): Use new CALL_EXPR accessors.
26417 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
26420 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire
26421 CALL_EXPR instead of arglist. Use new CALL_EXPR accessors.
26423 (bfin_expand_unop_builtin): Likewise.
26424 (bfin_expand_builtin): Use new CALL_EXPR accessors.
26426 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
26427 Brooks Moses <brooks.moses@codesourcery.com>
26428 Lee Millward <lee.millward@codesourcery.com>
26430 * c-semantics.c (build_stmt): Add internal diagnostic check.
26432 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
26433 accessors. Print arguments explicitly instead of as a list.
26435 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
26437 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
26438 (c_finish_omp_flish): Likewise.
26440 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
26441 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
26442 instead of TREE_CODE_LENGTH.
26443 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
26444 (c_warn_unused_result): Likewise.
26446 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26449 * doc/invoke.texi (Warning Options): Remove
26450 -Werror-implicit-function-declaration.
26451 (Wimplicit-function-declaration): Update description.
26452 * opts.c (common_handle_option): Move handling of -Werror=* to...
26453 (enable_warning_as_error): ...here.
26454 * opts.h (enable_warning_as_error): Declare.
26455 * c-decl.c (implicit_decl_warning): Unless
26456 -Wno-implicit-function-declaration is given, emit a pedwarn if
26457 -std=c99 or emit a warning if -Wimplicit-function-declaration.
26458 * c.opt (Wimplicit-function-declaration): Replace
26459 mesg_implicit_function_declaration with
26460 warn_implicit_function_declaration.
26461 * c-opts.c (c_common_handle_option):
26462 -Werror-implicit-function-declaration is exactly equal as
26463 -Werror=implicit-function-declaration.
26464 (set_Wimplicit): Replace mesg_implicit_function_declaration with
26465 warn_implicit_function_declaration.
26466 (c_common_post_options): -Wimplict-function-declaration is enabled
26467 by default by -std=c99, otherwise is disabled by default.
26468 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
26470 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
26472 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
26473 DECL on the rhs to a DECL on the lhs for debug info purposes if the
26474 former is ignored but not the latter.
26476 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
26478 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
26479 is made and the reference doesn't use the alias set of its type,
26480 do not create the temporary using that type.
26482 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
26484 * jump.c: Remove prototypes for delete_computation and
26485 delete_prior_computation.
26487 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
26489 * jump.c (get_label_after): Delete.
26490 (get_label_before, delete_computation, delete_jump,
26491 delete_prior_computation, follow_jumps): Move...
26492 * reorg.c (delete_computation, delete_prior_computation): ... here...
26493 (get_label_before, delete_jump): ... making these static ...
26494 (follow_jumps): ... and simplifying this since it only runs after
26496 * rtl.h (get_label_after, get_label_before, delete_jump,
26497 follow_jumps): Delete prototypes.
26499 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
26501 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
26503 2007-02-15 Nick Clifton <nickc@redhat.com>
26505 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
26506 order to prevent it from being munged by the target.
26508 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
26510 * config/i386/i386.md: Remove misleading comment.
26512 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
26514 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
26515 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
26518 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
26520 * tree-sra.c (instantiate_missing_elements): Canonicalize
26522 (sra_build_assignment): New.
26523 (generate_copy_inout, generate_element_copy,
26524 generate_element_zero, generate_one_element_init): Use it.
26526 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
26528 * tree-sra.c (instantiate_missing_elements): Canonicalize
26530 (sra_build_assignment): New.
26531 (generate_copy_inout, generate_element_copy,
26532 generate_element_zero, generate_one_element_init): Use it.
26534 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
26536 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
26539 2007-02-14 Joseph Myers <joseph@codesourcery.com>
26541 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
26542 types as aggregates not scalars.
26543 * function.c (assign_stack_temp_for_type): Likewise.
26545 2007-02-14 Roger Sayle <roger@eyesopen.com>
26546 Zdenek Dvorak <dvorakz@suse.cz>
26548 * tree-dump.c (dump_switch_p_1): Require exact match of the option
26551 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
26553 * passes.c (next_pass_1): Clear the next field of the copied
26556 2007-02-14 Richard Henderson <rth@redhat.com>
26558 * tree-sra.c (early_sra): New.
26559 (decl_can_be_decomposed_p): Deny va_list if early_sra.
26560 (tree_sra_early, pass_sra_early): New.
26561 * tree-pass.h (pass_sra_early): Declare.
26562 * passes.c (init_optimization_passes): Use it.
26564 2007-02-14 Richard Guenther <rguenther@suse.de>
26566 * flags.h (issue_strict_overflow_warning): Convert to a macro.
26568 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
26570 PR tree-optimization/30771
26571 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
26573 (vect_analyze_operations): Induction phis can now be marked as
26575 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
26576 Update documentation accordingly.
26578 2007-02-14 Nick Clifton <nickc@redhat.com>
26580 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
26581 most 3 arguments are supported.
26582 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
26584 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
26586 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
26587 Ensure dst->current is valid.
26589 2007-02-13 Paul Brook <paul@codesourcery.com>
26591 * config.gcc: Add arm*-*-uclinux-*eabi.
26592 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
26593 (SUBTARGET_EXTRA_LINK_SPEC): Define.
26594 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
26595 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
26596 (LINK_SPEC): Define.
26597 (LIB_SPEC): Define.
26598 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
26600 * config/arm/uclinux-eabi.h: New file.
26601 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
26602 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
26605 2007-02-13 Ian Lance Taylor <iant@google.com>
26607 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
26608 * flags.h (warn_strict_overflow): Declare.
26609 (enum warn_strict_overflow_code): Define.
26610 (issue_strict_overflow_warning): New static inline function.
26611 * opts.c (warn_strict_overflow): New variable.
26612 (common_handle_option): Handle OPT_Wstrict_overflow and
26613 OPT_Wstrict_overflow_.
26614 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
26616 * fold-const.c: Include intl.h.
26617 (fold_deferring_overflow_warnings): New static variable.
26618 (fold_deferred_overflow_warning): New static variable.
26619 (fold_deferred_overflow_code): New static variable.
26620 (fold_defer_overflow_warnings): New function.
26621 (fold_undefer_overflow_warnings): New function.
26622 (fold_undefer_and_ignore_overflow_warnings): New function.
26623 (fold_deferring_overflow_warnings_p): New function.
26624 (fold_overflow_warning): New static function.
26625 (make_range): Add strict_overflow_p parameter. Change all
26627 (extract_muldiv, extract_muldiv_1): Likewise.
26628 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
26629 tree_expr_nonnegative_p.
26630 (fold_negate_expr): Call fold_overflow_warning.
26631 (fold_range_test): Likewise.
26632 (fold_comparison): Likewise.
26633 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
26634 instead of tree_expr_nonnegative_p.
26635 (tree_expr_nonnegative_warnv_p): Rename from
26636 tree_expr_nonnegative_p, add strict_overflow_p parameter.
26637 (tree_expr_nonnegative_p): New function.
26638 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
26639 strict_overflow_p parameter.
26640 (tree_expr_nonzero_p): New function.
26641 * passes.c (verify_interpass_invariants): New static function.
26642 (execute_one_pass): Call it.
26643 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
26645 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
26646 (estimate_numbers_of_iterations): Likewise.
26647 (scev_probably_wraps_p): Likewise.
26648 * tree-ssa-ccp.c: Include "toplev.h".
26649 (evaluate_stmt): Defer fold overflow warnings until we know we are
26651 (struct fold_stmt_r_data): Add stmt field.
26652 (fold_stmt_r): Defer fold overflow warnings until we know we
26654 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
26655 (fold_stmt_inplace): Likewise.
26656 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
26657 (cleanup_control_expr_graph): Defer fold overflow warnings until
26658 we know we are going to optimize.
26659 * tree-cfg.c (fold_cond_expr_cond): Likewise.
26660 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
26662 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
26663 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
26664 * tree-ssa-loop-manip.c (create_iv): Likewise.
26665 * c-typeck.c (build_conditional_expr): Likewise.
26666 (build_binary_op): Likewise.
26667 * tree-vrp.c (vrp_expr_computes_nonzero): Call
26668 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
26669 (extract_range_from_unary_expr): Likewise.
26670 * simplify-rtx.c (simplify_const_relational_operation): Warn when
26671 assuming that signed overflow does not occur.
26672 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
26673 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
26674 (fold_defer_overflow_warnings): Declare.
26675 (fold_undefer_overflow_warnings): Declare.
26676 (fold_undefer_and_ignore_overflow_warnings): Declare.
26677 (fold_deferring_overflow_warnings_p): Declare.
26678 (tree_expr_nonzero_warnv_p): Declare.
26679 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
26680 of warning options.
26681 (Warning Options): Document -Wstrict-overflow.
26682 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
26683 (tree-ssa-ccp.o): Likewise.
26684 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
26685 (fold-const.o): Depend on intl.h.
26687 2007-02-13 Ian Lance Taylor <iant@google.com>
26689 PR middle-end/30751
26690 * lower-subreg.c (resolve_simple_move): Decompose subregs in
26693 2007-02-13 Stuart Hastings <stuart@apple.com>
26695 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
26697 2007-02-13 Richard Henderson <rth@redhat.com>
26699 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
26700 handled_component_p before looking for the indirect_ref.
26702 2007-02-13 Richard Henderson <rth@redhat.com>
26704 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
26705 remove flags clobber.
26706 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
26707 (bswaphi_lowpart): New.
26708 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
26709 remove TARGET_BSWAP test. Delete expander of the same name.
26711 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
26712 (expand_unop): Use them.
26714 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
26716 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
26717 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
26718 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
26719 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
26720 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
26721 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
26722 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
26723 assembler dialect choice from asm templates.
26725 2007-02-12 Richard Henderson <rth@redhat.com>
26727 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
26728 (fixuns_trunc<SSEMODEF>si2): Use it.
26729 * config/i386/sse.md (vec_setv4sf_0): Export.
26730 * config/i386/i386.c (ix86_build_const_vector): Export.
26731 (ix86_split_convert_uns_si_sse): Rename from
26732 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
26733 * config/i386/i386-protos.h: Update.
26735 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26738 * c-typeck.c (c_finish_return): Improve warning message.
26740 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26742 * alias.c (find_symbolic_term): Delete unused function.
26744 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
26746 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
26747 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
26748 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
26750 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
26752 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
26753 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
26754 the function, temporarily point the debug interface to the null one.
26756 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
26758 * dwarf2out.c (round_up_to_align): New static function.
26759 (field_byte_offset): Use it to round the offset.
26761 2007-02-12 Richard Henderson <rth@redhat.com>
26763 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
26764 (inswl_const): Export.
26766 2007-02-12 Richard Henderson <rth@redhat.com>
26768 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
26769 result mode of the libcall, convert back to outmode.
26771 2007-02-12 Roger Sayle <roger@eyesopen.com>
26773 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
26774 (bswapdi2): New define_expand to implement 32-bit implementation.
26776 2007-02-12 Nick Clifton <nickc@redhat.com>
26778 * doc/invoke.texi (Overall Options): Document --help=.
26779 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
26780 (cc1_options): Pass --help= on to cc1.
26781 (display_help): Add description of --help=.
26782 (process_command): Add code to handle --help=. Allow translated
26783 --help and --target-help switches to be passed on to compiler
26785 (main): Remove unused if statement.
26786 * opts.c (columns): Remove.
26787 (LEFT_COLUMN): Define.
26788 (wrap_help): Add columns argument.
26789 (print_filtered_help): Change parameters to be an include bitmask,
26790 an exclude bitmask, an any bitmask and the column width. Move the
26791 code to display the params list here. Add code to display the
26792 status of options rather than their descriptions if the quiet flag
26794 (print_specific_help): Change parameters to be an include bitmask,
26795 an exclude bitmask and an any bitmask. Move code to look up the
26796 column width here. Decide upon the title for an options listing.
26797 (common_handle_options): Add code to handle --help=. Adapt code
26798 for --help and --target-help to use the revised form of the
26799 print_specific_help function.
26800 (print_help): Delete.
26801 (print_param_help): Delete.
26802 (print_switch): Delete.
26803 * opts.h (cl_lang_count): Add prototype.
26804 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
26805 CL_MAX_OPTION_CLASS): New defines.
26806 * optc-gen.awk: Add construction of cl_lang_count.
26807 * c.opt: Add Warning attribute to warning options and Optimization
26808 attribute to optimization options.
26809 * common.opt: Likewise.
26811 Add -fhelp and -ftarget-help as aliases for the transformed --help
26812 and --target-help options.
26813 * opt-functions.awk: Add code to handle Warning and Optimization
26816 2007-02-12 Richard Henderson <rth@redhat.com>
26818 * config/alpha/constraints.md: New file.
26819 * config/alpha/alpha.c: Include tm-constrs.h.
26820 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
26821 alpha_extra_constraint): Remove.
26822 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
26823 * config/alpha/alpha-protos.h: Update.
26824 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
26825 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
26826 (EXTRA_CONSTRAINT): Remove.
26827 * config/alpha/alpha.md: Include constraints.md.
26828 (adddi splitter): Use satisfies_constraint_*.
26829 * config/alpha/predicates.md (add_operand): Likewise.
26830 (sext_add_operand, addition_operation): Likewise.
26832 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
26834 PR tree-optimization/29145
26835 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
26836 in our handling of restrict qualified pointers.
26838 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26841 * doc/invoke.texi (Wunused-value): Update description.
26842 (Wextra): Delete item.
26843 * opts.c (set_Wextra): Don't use the value of Wextra to set the
26844 value of Wunused-value.
26845 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
26846 (c_finish_stmt_expr): Don't check extra_warnings.
26847 (emit_side_effect_warnings): The caller is responsible to check
26850 2007-02-11 Roger Sayle <roger@eyesopen.com>
26851 Matt Thomas <matt@3am-software.com>
26853 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
26855 2007-02-11 Roger Sayle <roger@eyesopen.com>
26857 * simplify-rtx.c (simplify_relational_operation_1): Optimize
26858 comparisons of POPCOUNT against zero.
26859 (simplify_const_relational_operation): Likewise.
26861 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26863 * doc/invoke.texi (Wextra): Delete outdated paragraph.
26865 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26867 * dwarf2out.c (root_type): Delete unused function.
26869 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26871 * genattrtab.c (contained_in_p): Delete unused function.
26872 (write_expr_attr_cache): Likewise.
26874 2007-02-11 Jan Hubicka <jh@suse.cz>
26876 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
26879 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
26881 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
26882 to add the REG_EQ* note.
26883 * see.c (see_merge_one_use_extension): Likewise.
26884 * local-alloc.c (update_equiv_regs): Likewise. Also don't
26885 turn REG_EQUAL notes into REG_EQUIV notes if the target
26886 register may have more than one set.
26887 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
26888 * gcse.c (try_replace_reg): Likewise.
26889 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
26890 * calls.c (fixup_tail_calls): Likewise. Abort if there is
26891 more than one REG_EQUIV note.
26892 * reload1.c (gen_reload): Use set_unique_reg_note.
26894 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
26896 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
26897 (ix86_builtin_conversion): New function.
26899 2007-02-06 Mark Mitchell <mark@codesourcery.com>
26902 * tree.h (DECL_REPLACEABLE_P): New macro.
26903 * except.c (set_nothrow_function_flags): Likewise.
26905 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
26906 Ira Rosen <irar@il.ibm.com>
26907 Dorit Nuzman <dorit@il.ibm.com>
26909 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
26910 * targhooks.c (default_builtin_vectorized_conversion): New.
26911 * targhooks.h (default_builtin_vectorized_function): New declaration.
26912 * target.h (struct vectorize): Add builtin_conversion field.
26913 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
26914 stmt_vec_info_type value.
26915 (vectorizable_conversion): New declaration.
26916 * tree-vect-analyze.c (vect_analyze_operations): Add
26917 vectorizable_conversion call.
26918 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
26919 * tree-vect-transform.c (vectorizable_conversion): New function.
26920 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
26921 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
26923 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
26924 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
26925 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
26926 or ALTIVEC_BUILTIN_VCFSX.
26928 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26931 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
26932 CONST_DOUBLE and operand 0 is a hard register.
26933 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
26934 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
26935 is a hard floating-point register.
26937 2007-02-10 Richard Henderson <rth@redhat.com>
26938 Jakub Jelinek <jakub@redhat.com>
26939 Alexandre Oliva <aoliva@redhat.com>
26941 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
26942 * builtin-types.def (BT_WORD): Make unsigned.
26943 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
26944 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
26945 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
26946 * c-decl.c (grokdeclarator): Don't error if !have_tls.
26947 * c-parser.c (c_parser_omp_threadprivate): Likewise.
26948 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
26950 * expr.c (emutls_var_address): New.
26951 (expand_expr_real_1): Expand emulated tls.
26952 (expand_expr_addr_expr_1): Likewise.
26953 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
26954 * output.h (emutls_finish): Declare.
26955 * toplev.c (compile_file): Call it.
26956 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
26957 address before wrapping in CONST.
26958 * varasm.c (emutls_htab, emutls_object_type): New.
26959 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
26960 (get_emutls_object_name, get_emutls_object_type): New.
26961 (get_emutls_init_templ_addr, emutls_decl): New.
26962 (emutls_common_1, emutls_finish): New.
26963 (assemble_variable): When emulating tls, swap decls; generate
26964 constructor for the emutls objects.
26965 (do_assemble_alias): When emulating tls, swap decl and target name.
26966 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
26968 * varpool.c (decide_is_variable_needed): Look at force_output.
26969 Recurse for emulated tls.
26970 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
26971 with decide_is_variable_needed.
26972 * emutls.c: New file.
26973 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
26974 tls_object for real tls.
26976 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
26978 PR rtl-optimization/29599
26979 * reload1.c (eliminate_regs_in_insn): Take the destination
26980 mode into account when computing the offset.
26982 2007-02-09 Stuart Hastings <stuart@apple.com>
26983 Richard Henderson <rth@redhat.com>
26985 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
26986 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
26987 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
26988 fixuns_truncdfhi2): New.
26989 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
26990 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
26991 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
26992 (floatunssidf2): Allow nonimmediate source.
26993 * config/i386/sse.md (movdi_to_sse): New.
26994 (vec_concatv2di): Drop '*'.
26995 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
26996 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
26997 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
26999 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
27000 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
27001 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
27002 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
27003 (ix86_build_signbit_mask): Fix decl of v, refactor to call
27004 ix86_build_const_vector.
27005 (x86_emit_floatuns): Rewrite.
27007 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27009 * genautomata.c (longest_path_length): Delete unused function.
27010 (struct state): Delete unused longest_path_length.
27011 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
27012 (get_free_state): Delete unused.
27014 2007-02-09 Jan Hubicka <jh@suse.cz>
27016 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
27017 * doc/invoke.texi (inline-unit-growth): Update default value.
27019 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
27020 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
27021 (rebuild_cgraph_edges): Likewise.
27022 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
27023 (dump_cgraph_node): Dump frequencies.
27024 (cgraph_clone_edge): Add frequency scales.
27025 (cgraph_clone_node): Add freuqnecy.
27026 * cgraph.h (cgraph_edge): Add freuqnecy argument.
27027 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
27028 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
27029 * tree-pass.h (TODO_rebuild_frequencies): New constant.
27030 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
27031 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
27032 (save_inline_function_body): Likewise.
27033 * ipa-inline.c: inluce rtl.h
27034 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
27035 (cgraph_edge_badness): Use frequencies.
27036 (cgraph_decide_recursive_inlining): Update clonning.
27037 (cgraph_decide_inlining_of_small_function): Dump frequency.
27038 * predict.c (estimate_bb_frequencies): Export.
27039 * predict.h (estimate_bb_frequencies): Declare.
27040 * tree-inline.c (copy_bb): Watch overflows.
27041 (expand_call_inline): Update call of cgraph_create_edge.
27042 (optimize_inline_calls): Use TODO flags to update frequnecies.
27043 * passes.h: Include predict.h
27044 (init_optimization_passes): Move profile ahead.
27045 (execute_function_todo): Handle TODO_rebuild_frequencies.
27047 2007-02-09 Roger Sayle <roger@eyesopen.com>
27049 * config/alpha/alpha.c (emit_insxl): Force the first operand of
27050 the insbl or inswl pattern into a register.
27052 2007-02-09 Roger Sayle <roger@eyesopen.com>
27054 * config/ia64/ia64.md (bswapdi2): New define_insn.
27056 2007-02-09 Richard Henderson <rth@redhat.com>
27058 * config/i386/constraints.md (Ym): New constraint.
27059 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
27060 (movdi_1_rex64): Split sse and xmm general register moves from
27061 memory move alternatives. Use conditional register constraints.
27062 (movsf_1, movdf_integer): Likewise.
27063 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
27064 (movdf_integer_rex64): New.
27065 (pushsf_rex64): Fix output constraints.
27066 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
27067 (sse2_stored): Likewise.
27068 (sse2_storeq_rex64): New.
27069 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
27070 amd and not generic.
27071 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
27072 for optimize_size. Remove SF/DFmode hack.
27074 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
27076 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
27079 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
27080 Richard Sandiford <richard@codesourcery.com>
27082 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
27083 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
27084 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
27085 m68k/t-mlib to tmake_file.
27086 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
27087 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
27088 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
27089 Allow it to be cf or m68k. Set m68k_arch_family. If that
27090 variable is not empty, add t-$m68k_arch_family to tmake_file.
27091 Add t-mlibs to tmake_file.
27092 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
27093 * config/m68k/t-cf: New file.
27094 * config/m68k/t-m68k: Likewise.
27095 * config/m68k/t-mlibs: Likewise.
27096 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
27097 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
27098 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
27099 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
27100 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
27102 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
27103 (INSTALL_LIBGCC): Delete.
27104 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
27105 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
27106 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
27107 (M68K_MLIB_CPU): Define.
27108 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
27109 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
27110 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
27112 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
27113 Richard Guenther <rguenther@suse.de>
27115 PR middle-end/23361
27116 * fold-const.c (fold_comparison): Handle obfuscated comparisons
27117 against INT_MIN/INT_MAX.
27118 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
27119 file if a loop is removed.
27121 2007-02-09 Joseph Myers <joseph@codesourcery.com>
27123 * calls.c (store_one_arg): Pass correct alignment to
27124 emit_push_insn for non-BLKmode values.
27125 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
27126 unaligned stack slot via a suitably aligned slot.
27128 2007-02-08 DJ Delorie <dj@redhat.com>
27130 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
27132 (legal_subregs): Use unsigned char, make const.
27133 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
27135 2007-02-08 Paul Brook <paul@codesourcery.com>
27137 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
27138 special interworking needed.
27140 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
27142 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
27143 conditional to __SSE2__.
27144 (Entries below should have been added to first ChangeLog
27145 entry for amdfam10 dated 2007-02-05)
27146 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
27148 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
27150 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
27153 2007-02-08 DJ Delorie <dj@redhat.com>
27155 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
27156 * config/m32c/m32c.c (legal_subregs): New.
27157 (m32c_illegal_subreg_p): New.
27158 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
27159 unsupported subregs of hard regs.
27161 2007-02-08 Jan Hubicka <jh@suse.cz>
27163 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
27164 the same one; always update histograms.
27166 2007-02-08 Diego Novillo <dnovillo@redhat.com>
27168 * passes.c (init_optimization_passes): Tidy comment.
27170 2007-02-08 Roger Sayle <roger@eyesopen.com>
27172 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
27173 strip zero_extend, bswap and rotates from POCOUNT's argument.
27174 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
27175 zero_extend and rotates from PARITY's argument.
27176 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
27177 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
27178 of an integer constant at compile-time.
27180 2007-02-08 Diego Novillo <dnovillo@redhat.com>
27183 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
27185 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
27188 * tree-ssa-live.c (remove_unused_locals): Do not remove
27189 TREE_ADDRESSABLE variables.
27190 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
27191 * tree-ssa-operands.c (add_virtual_operand): Remove argument
27192 FOR_CLOBBER. Update all users.
27193 If VAR has an associated alias set, add a virtual operand for
27194 it if no alias is found to conflict with the memory reference.
27196 2007-02-07 Jan Hubicka <jh@suse.cz>
27197 Robert Kidd <rkidd@crhc.uiuc.edu>
27199 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
27201 2007-02-07 Ian Lance Taylor <iant@google.com>
27203 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
27205 2007-02-07 Roger Sayle <roger@eyesopen.com>
27207 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
27208 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
27209 tablejumpdi, movsi_to_cr_one): Remove constraints from
27210 define_expand's match_operands.
27212 2007-02-07 Roger Sayle <roger@eyesopen.com>
27214 * global.c (compute_regsets): Move declatation of "i" inside of
27215 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
27217 2007-02-07 Jakub Jelinek <jakub@redhat.com>
27220 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
27221 of INDIRECT_REF <RESULT_DECL>.
27223 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
27225 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
27226 Kaz Kojima <kkojima@gcc.gnu.org>
27229 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
27231 (sh_initialize_trampoline): Add parentheses to avoid a warning.
27233 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
27235 * doc/loop.texi: Document possibility not to perform disambiguation
27236 of loops with multiple latches.
27237 * cfgloopmanip.c (alp_enum_p): Removed.
27238 (add_loop): Handle subloops. Use get_loop_body_with_size.
27239 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
27240 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
27241 the new forwarder block.
27242 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
27243 Handle the case latch is NULL.
27244 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg
27245 modifications when marking loop exits.
27246 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
27248 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
27249 disambiguate_loops_with_multiple_latches.
27250 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
27251 before fix_loop_structure.
27252 * cfgloop.c: Include pointer-set.h and output.h.
27253 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
27254 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
27255 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
27256 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
27257 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
27258 disambiguate_multiple_latches, get_loop_body_with_size,
27259 disambiguate_loops_with_multiple_latches): New functions.
27260 (flow_loop_dump): Dump multiple latch edges.
27261 (flow_loop_nodes_find): Handle loops with multiple latches.
27262 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
27263 (glb_enum_p): Modified.
27264 (get_loop_body): Use get_loop_body_with_size.
27265 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
27266 (AVOID_CFG_MODIFICATIONS): New constant.
27267 (disambiguate_loops_with_multiple_latches, add_loop,
27268 get_loop_body_with_size): Declare.
27269 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
27271 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
27273 PR inline-asm/28686
27274 * global.c (compute_regsets): New function.
27275 (global_alloc): Refactored ELIMINABLE_REGSET
27276 and NO_GLOBAL_ALLOC_REGS computation out.
27277 (rest_of_handle_global_alloc): Call compute_regsets()
27278 for non-optimizing case.
27280 2007-02-06 Richard Henderson <rth@redhat.com>
27282 * config/i386/constraints.md (Y2): Rename from Y.
27283 (Yi): New constraint.
27284 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
27285 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
27286 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
27287 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
27288 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
27289 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
27290 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
27291 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
27292 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
27293 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
27294 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
27295 vec_extractv2si_1): Change Y constraints to Y2.
27296 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
27297 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
27298 Change Y constraints to Y2.
27299 (sse2_loadld): Change Y constraints to x.
27301 2007-02-06 Roger Sayle <roger@eyesopen.com>
27303 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
27304 (parity<mode>2): New define_expand using rs6000_emit_parity.
27305 * config/rs6000/rs6000.c (rs6000_emit_popcount,
27306 rs6000_emit_parity): New functions.
27307 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
27308 rs6000_emit_parity): Prototype here.
27310 2007-02-06 Ian Lance Taylor <iant@google.com>
27312 * lower-subreg.c (simple_move_operand): Reject CONST.
27313 (resolve_clobber): Call validate_change rather than directly
27314 assigning to XEXP (pat, 0).
27316 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
27318 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
27319 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
27320 (tree-cfg.o): Remove hashtab.h dependency.
27322 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
27323 (struct ivopts_data): Change niters to pointer_map_t.
27324 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
27325 (niter_for_exit): Create pointer_map on demand. Change for
27327 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
27328 (free_loop_data): Destroy data->niters if created and reset field.
27329 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
27330 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
27332 * tree-ssa-reassoc.c: Include pointer-set.h.
27333 (bb_rank): Change to long *.
27334 (operand_rank): Change to pointer_map_t.
27335 (find_operand_rank): Return long, -1 if not found. Declare as inline.
27336 (insert_operand_rank): Accept long.
27337 (operand_entry_hash, operand_entry_eq): Remove.
27338 (get_rank): Return long. Adjust for changes above.
27339 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
27341 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
27343 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
27344 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
27345 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
27347 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
27348 directly since it cannot be NULL.
27349 (get_vi_for_tree): Rewrite for pointer_map API.
27350 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
27351 (init_alias_vars): Create vi_for_tree as pointer_map.
27352 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
27354 * tree-cfg.c: Don't include hashtab.h.
27355 (edge_to_cases): Declare as pointer_map.
27356 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
27358 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
27359 (start_recording_case_labels): Create edge_to_cases as pointer_map.
27360 (end_recoding_case_labels): Cleanup edge_to_cases manually before
27362 (record_switch_edge): Delete.
27363 (get_cases_for_edge): Adjust for pointer_map API, inline
27364 record_switch_edge (rewritten for new API), remove goto.
27366 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
27368 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
27369 * tree-nested.c: Include pointer-set.h.
27370 (var_map_elt, var_map_eq, var_map_hash): Delete.
27371 (struct nesting_info): Remove GTY marker. Change the two htab_t's
27372 to pointer_map_t's.
27373 (nesting_info_bitmap_obstack): New.
27374 (lookup_field_for_decl): Adjust for pointer_map API.
27375 (lookup_tramp_for_decl): Adjust for pointer_map API.
27376 (get_nonlocal_debug_decl): Adjust for pointer_map API.
27377 (get_local_debug_decl): Adjust for pointer_map API.
27378 (convert_nl_goto_reference): Adjust for pointer_map API.
27379 (convert_nl_goto_receiver): Adjust for pointer_map API.
27380 (create_nesting_tree): Create outside GGC space. Create bitmap on
27381 the new obstack. Create field_map and var_map as pointer_maps.
27382 (free_nesting_tree): Adjust for changes to create_nesting_tree.
27384 (lower_nested_functions): Move root here, no need to NULL it.
27385 Initialize and release the obstack.
27387 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
27389 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
27390 Remove prototypes and make them non-static.
27391 (struct tree_int_map): Remove.
27392 * tree.h (struct tree_int_map): Move here, turning TO into an
27394 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
27396 * tree.h (TREE_COMPLEXITY): Remove.
27397 (struct tree_exp): Remove complexity field.
27398 * tree.c (build1_stat): Don't set it.
27400 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
27401 Victor Kaplansky <victork@il.ibm.com>
27403 * tree-vectorizer.c (vect_is_simple_use): Support induction.
27404 (vect_is_simple_reduction): Support reduction with induction as
27405 one of the operands.
27406 (vect_is_simple_iv_evolution): Fix formatting.
27407 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
27408 formatting. Don't mark induction phis for vectorization.
27409 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
27410 * tree-vect-transform.c (get_initial_def_for_induction): New function.
27411 (vect_get_vec_def_for_operand): Support induction.
27412 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
27414 (vectorizable_reduction): Support reduction with induction as one of
27416 (vectorizable_type_demotion): Use def-type of stmt argument rather
27417 than dummy def-type.
27419 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
27420 flag_tree_scev_cprop.
27421 * common.opt (tree-scev-cprop): New flag.
27423 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
27424 call to vect_get_new_vect_var.
27426 2007-02-06 Ira Rosen <irar@il.ibm.com>
27428 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
27429 vectype is not NULL.
27430 (vect_pattern_recog_1): Likewise.
27432 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27434 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
27435 (fold_negate_expr): Likewise.
27437 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
27440 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
27441 even if cv-qualification is the same.
27443 2007-02-05 Geoffrey Keating <geoffk@apple.com>
27445 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
27446 __enable_execute_stack on completion.
27448 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
27450 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
27451 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
27452 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
27453 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
27454 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
27455 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
27456 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
27457 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
27459 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
27461 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
27462 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
27463 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
27464 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
27465 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
27466 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
27467 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
27468 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
27469 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
27470 umuldi3_highpart_rex64, umulsi3_highpart_insn,
27471 umulsi3_highpart_zext, smuldi3_highpart_rex64,
27472 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
27473 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
27474 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
27475 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
27476 sqrtextenddfxf2_i387): Added amdfam10_decode.
27478 * config/i386/athlon.md (athlon_idirect_amdfam10,
27479 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
27480 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
27481 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
27482 athlon_ivector_store_amdfam10): New define_insn_reservation.
27483 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
27486 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
27488 * config/i386/athlon.md (athlon_call_amdfam10,
27489 athlon_pop_amdfam10, athlon_lea_amdfam10): New
27490 define_insn_reservation.
27491 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
27492 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
27493 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
27495 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
27497 * config/i386/athlon.md (athlon_sseld_amdfam10,
27498 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
27499 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
27501 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
27503 * config/i386/athlon.md (athlon_sseins_amdfam10): New
27504 define_insn_reservation.
27505 * config/i386/i386.md (sseins): Added sseins to define_attr type
27506 and define_attr unit.
27507 * config/i386/sse.md: Set type attribute to sseins for insertq
27510 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
27512 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
27513 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
27514 ssecomi_load_amdfam10, ssecomi_amdfam10,
27515 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
27516 define_insn_reservation.
27517 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
27519 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
27521 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
27522 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
27523 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
27524 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
27525 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
27526 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
27527 define_insn_reservation.
27529 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
27530 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
27531 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
27532 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
27533 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
27535 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
27537 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
27538 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
27539 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
27540 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
27541 athlon_ssemul_load_k8): Added amdfam10.
27543 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
27545 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
27546 (x86_sse_unaligned_move_optimal): New variable.
27548 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
27550 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
27551 for unaligned vector SSE double/single precision loads for AMDFAM10.
27553 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
27555 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
27556 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
27557 Define TARGET_CPU_DEFAULT_amdfam10.
27558 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
27559 (processor_type): Add PROCESSOR_AMDFAM10.
27561 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
27562 processor_type in config/i386/i386.h.
27563 Enable imul peepholes for TARGET_AMDFAM10.
27565 * config.gcc: Add support for --with-cpu option for amdfam10.
27567 * config/i386/i386.c (amdfam10_cost): New variable.
27568 (m_AMDFAM10): New macro.
27569 (m_ATHLON_K8_AMDFAM10): New macro.
27570 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
27571 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
27572 x86_promote_QImode, x86_integer_DFmode_moves,
27573 x86_partial_reg_dependency, x86_memory_mismatch_stall,
27574 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
27575 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
27576 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
27577 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
27578 Enable/disable for amdfam10.
27579 (override_options): Add amdfam10_cost to processor_target_table.
27580 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
27581 processor_alias_table.
27582 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
27583 (ix86_adjust_cost): Add code for amdfam10.
27585 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
27587 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
27588 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
27589 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
27590 * config/i386/i386.h: Add builtin definition for SSE4A.
27591 * config/i386/i386.md: Add support for ABM instructions
27592 (popcnt and lzcnt).
27593 * config/i386/sse.md: Add support for SSE4A instructions
27594 (movntss, movntsd, extrq, insertq).
27595 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
27596 Add -march=amdfam10 flag.
27597 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
27598 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
27600 * doc/extend.texi: Add documentation for SSE4A builtins.
27602 2007-02-05 Bob Wilson <bob.wilson@acm.org>
27604 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
27606 2007-02-05 Richard Guenther <rguenther@suse.de>
27608 * tree-vectorizer.h (vectorizable_function): Add argument type
27609 argument, change return type.
27610 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
27611 * tree-vect-transform.c (vectorizable_function): Handle extra
27612 argument, return vectorized function decl.
27613 (build_vectorized_function_call): Remove.
27614 (vectorizable_call): Handle calls with result and argument types
27615 differing. Handle loop vectorization factor correctly.
27616 * targhooks.c (default_builtin_vectorized_function): Adjust for
27618 * targhooks.h (default_builtin_vectorized_function): Likewise.
27619 * target.h (builtin_vectorized_function): Add argument type
27621 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
27622 extra argument, allow vectorizing of lrintf.
27623 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
27624 documentation of target hook.
27626 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
27629 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
27630 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
27631 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
27633 2007-02-05 Roger Sayle <roger@eyesopen.com>
27635 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
27636 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
27637 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
27638 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
27639 before canonicalizing sincos to cexpi.
27640 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
27642 2007-02-05 Roger Sayle <roger@eyesopen.com>
27644 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
27645 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
27646 (alpha_init_builtins): Use alpha_add_builtins to process tables.
27648 2007-02-05 Roger Sayle <roger@eyesopen.com>
27650 * mips-tfile.c (initialize_init_file): Correct endianness test.
27652 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
27654 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
27655 the 'y' constraint.
27657 2007-02-05 Richard Sandiford <richard@codesourcery.com>
27659 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
27660 saves in a PARALLEL before the register assignments.
27662 2007-02-05 Richard Sandiford <richard@codesourcery.com>
27664 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
27665 DWARF_FRAME_RETURN_COLUMN to be a general register.
27666 * dwarf2out.c (init_return_column_size): New function, split from...
27667 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
27668 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
27669 to be nongeneral registers.
27670 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
27672 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
27673 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
27675 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
27677 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
27679 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
27681 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
27682 (remove_path): Use can_remove_branch_p and remove_branch instead
27683 of loop_delete_branch_edge.
27684 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
27685 (tree_transform_and_unroll_loop): Remove dead branches immediately.
27686 Update profile using scale_dominated_blocks_in_loop.
27687 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
27688 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
27689 (can_remove_branch_p, remove_branch): Declare.
27690 * tree-cfg.c (tree_can_remove_branch_p): New function.
27691 (tree_cfg_hooks): Add tree_can_remove_branch_p.
27692 * cfgrtl.c (rtl_can_remove_branch_p): New function.
27693 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
27695 2007-02-05 Jan Hubicka <jh@suse.cz>
27697 PR middle-end/30696
27698 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
27699 nodes in cgraph, don't remove offline copy of the function.
27701 2007-02-04 Jan Hubicka <jh@suse.cz>
27703 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
27704 vectors might cause maybe_lookup_element_for_expr to be called
27705 on non-sra-candidate.
27707 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
27709 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
27710 config/bfin/bfin.md, config/bfin/predicates.md: Follow
27711 spelling conventions.
27713 2007-02-04 Richard Guenther <rguenther@suse.de>
27715 PR middle-end/30636
27716 * fold-const.c (try_move_mult_to_index): Make sure to not
27717 overflow one dimension of a multi-dimensional array access.
27719 2007-02-04 Jan Hubicka <jh@suse.cz>
27721 * passes.c (init_optimization_passes): Reindent.
27723 2007-02-04 Jan Hubicka <jh@suse.cz>
27724 Eric Botcazou <ebotcazou@adacore.com>
27726 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
27727 (execute_fixup_cfg): Break out the abnormal goto code.
27728 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
27729 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
27730 (optimize_inline_calls): Call make_nonlocal_label_edges.
27732 2007-02-04 Jan Hubicka <jh@suse.cz>
27734 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
27735 true when something was changed.
27736 (rename_ssa_copies): When something was changed, do
27737 TODO_remove_unused_locals.
27738 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
27739 add TODO_remove_unused_locals when instruction was removed.
27741 2007-02-04 Jan Hubicka <jh@suse.cz>
27743 * ipa-inline.c (try_inline): Improve debug output; work on already
27745 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
27746 call try_inline for already inlined edges too when flattening;
27747 inline also functions that make callee growth but overall unit size
27750 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
27752 * config/m32c/bitops.md, config/m32c/jump.md,
27753 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
27754 config/m32r/m32r.h, config/m32r/m32r.md,
27755 config/m32r/predicates.md, config/m68hc11/larith.asm,
27756 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
27757 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
27758 config/mips/mips-protos.h, config/mips/mips.c,
27759 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
27760 config/mn10300/mn10300.h, config/mn10300/predicates.md,
27761 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
27762 spelling conventions.
27764 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
27765 Follow spelling conventions.
27767 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
27769 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
27770 warn about C++0x compatibility.
27772 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
27774 * config/h8300/h8300.c, config/h8300/h8300.h,
27775 config/h8300/h8300.md: Follow spelling conventions.
27777 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
27779 PR middle-end/30667
27780 * combine.c (try_combine): Do not substitute source operand
27781 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
27783 2007-02-03 Jan Hubicka <jh@suse.cz>
27785 PR gcov-profile/30650
27786 * value-prof.c (stringop_block_profile): Fix handling of size counter;
27787 do not divide by zero for never executed counters.
27788 (tree_find_values_to_profile): Fix counters.
27789 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
27791 2007-02-03 Ian Lance Taylor <iant@google.com>
27793 * lower-subreg.c (simple_move_operand): New static function,
27794 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
27796 (simple_move): Call simple_move_operand.
27797 (find_decomposable_subregs): Add special handling of MEMs.
27798 (can_decompose_p): Rename from cannot_decompose_p. Reverse
27799 meaning of return value. If we see a hard register, test whether
27800 it can store a word_mode value. Change all callers.
27802 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27804 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
27805 ftrapv insns and expanders.
27806 (subdi3): Change define_expand operand 1 to arith11_operand, and
27807 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
27808 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
27809 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
27812 PR middle-end/30174
27813 * varasm.c (notice_global_symbol): Treat global objects as weak when
27814 flag_shlib is true.
27816 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27818 * emit-rtl.c (dconstpi): Delete.
27819 (dconstsqrt2): New.
27820 (init_emit_once): Delete dconstpi and init dconstsqrt2.
27821 * real.h (dconstpi): Delete.
27822 (dconstsqrt2): New.
27823 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
27824 (fold_builtin_hypot): Likewise.
27826 2007-02-03 Tom Tromey <tromey@redhat.com>
27829 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
27830 -gcoff3, -gxcoff3, -gvms3 implies -dD.
27832 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
27834 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
27835 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
27836 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
27837 config/rs6000/cell.md, config/rs6000/darwin.h,
27838 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
27839 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
27840 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
27841 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
27842 typos. Follow spelling conventions.
27843 * doc/invoke.texi: Follow spelling conventions.
27845 2007-02-03 Roger Sayle <roger@eyesopen.com>
27847 * simplify-rtx.c (simplify_relational_operation_1): Implement some
27848 canonicalization transformations that attempt to simplify integer
27849 constant comparisons to become comparisons against zero.
27851 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27853 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
27855 * fold-const.c (fold_binary): Fix comment typos. Fold complex
27856 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
27858 2007-02-02 Mike Stump <mrs@apple.com>
27860 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
27861 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
27862 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
27863 generate a branch island.
27865 2007-02-02 Bob Wilson <bob.wilson@acm.org>
27867 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
27868 (xtensa_legitimate_address_p): New.
27869 (xtensa_legitimize_address): New.
27870 (xtensa_output_addr_const_extra): New.
27871 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
27873 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
27874 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
27875 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
27876 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
27877 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
27878 (xtensa_legitimize_address): New.
27879 (xtensa_output_addr_const_extra): New.
27881 2007-02-02 Steve Ellcey <sje@cup.hp.com>
27883 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
27885 2007-02-02 Ian Lance Taylor <iant@google.com>
27887 * expmed.c (expand_divmod): Add comment.
27889 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
27891 * emit-rtl.c (renumber_insns): Remove.
27892 * flags.h: Remove the extern for flag_renumber_insns.
27893 * rtl.h: Remove the prototype for renumber_insns.
27894 * toplev.c (flag_renumber_insns): Remove.
27896 2007-02-02 Hui-May Chang <hm.chang@apple.com>
27898 Revert for x86 darwin:
27899 2005-06-19 Uros Bizjak <uros@kss-loka.si>
27901 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
27902 code before the following patch under TARGET_MACHO.
27903 (ix86_function_value_regno_p): Likewise.
27905 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27907 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
27910 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
27913 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory
27914 loads to general or fp registers. Add comments.
27915 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
27917 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
27919 * pointer-set.c (insert_aux): Only return insertion slot.
27920 (pointer_set_insert): Adjust.
27921 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
27922 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
27923 pointer_map_traverse): New.
27924 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
27925 pointer_map_create, pointer_map_destroy, pointer_map_insert,
27926 pointer_map_contains, pointer_map_traverse): Declare.
27928 2007-02-02 Jakub Jelinek <jakub@redhat.com>
27930 PR middle-end/30473
27931 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
27932 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
27934 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
27936 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
27938 (struct _dep): New type.
27939 (dep_t): New typedef.
27940 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
27941 (DEP_STATUS): New access macro. The macro with the same name was
27942 renamed to DEP_LINK_STATUS.
27943 (dep_init): Declare function
27945 (struct _dep_link): New type.
27946 (dep_link_t): New typedef.
27947 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
27948 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
27949 (DEP_LINK_STATUS): New macro.
27950 (debug_dep_links): New debug function.
27952 (struct _deps_list): New type.
27953 (deps_list_t): New typedef.
27954 (DEPS_LIST_FIRST): New access macro.
27955 (FOR_EACH_DEP_LINK): New cycle macro.
27956 (create_deps_list, free_deps_list, delete_deps_list): Declare
27958 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
27959 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
27960 (copy_deps_list_change_con): Ditto.
27962 (move_dep_link): Declare function.
27964 (struct _dep_node): New type.
27965 (dep_node_t): New typedef.
27966 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
27968 (struct haifa_insn_data.back_deps): New field to hold backward
27969 dependencies of the insn.
27970 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
27972 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
27973 Change its type to deps_list_t.
27974 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
27975 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
27976 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
27978 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
27980 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
27982 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration
27984 (dep_cost): Declare.
27986 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
27987 (ds_to_dk, dk_to_ds): New functions.
27989 (init_dep_1): New static function.
27990 (init_dep): New function.
27991 (copy_dep): New static function.
27993 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
27995 (detach_dep_link): New static function.
27996 (move_dep_link): New function.
27998 (dep_links_consistent_p, dump_dep_links): New static functions.
27999 (debug_dep_links): New debugging function.
28001 (deps_obstack, dl_obstack, dn_obstack): New static variables.
28003 (alloc_deps_list, init_deps_list): New static functions.
28004 (create_deps_list): New function.
28005 (clear_deps_list): New static function.
28006 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
28007 (deps_list_consistent_p, dump_deps_list): New static functions.
28008 (debug_deps_list): New function.
28009 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
28011 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
28013 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
28014 use new scheduler dependencies lists.
28015 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
28016 (sched_analyze): Ditto. Initialize dependencies lists.
28017 (add_forw_dep, compute_forward_dependences): Update to use new
28018 scheduler dependencies lists.
28020 (init_dependency_caches): Init deps_obstack.
28021 (free_dependency_caches): Free deps_obstack.
28023 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
28024 new scheduler dependencies lists.
28025 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
28026 (add_back_forw_dep, delete_back_forw_dep): Ditto.
28028 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
28029 Update to use new scheduler dependencies lists.
28030 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
28031 (debug_dependencies): Ditto.
28032 (schedule_region): Update comments.
28034 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
28035 scheduler dependencies lists.
28036 (schedule_ebb): Update comments.
28038 * rtl.def (DEPS_LIST): Remove.
28040 * lists.c (unused_deps_list): Remove.
28041 (free_list): Update assertions.
28043 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
28044 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
28046 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
28047 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
28049 * haifa-sched.c (comments): Update.
28050 (insn_cost1): Remove. Inline the code into insn_cost ().
28051 (insn_cost): Update to use new scheduler dependencies lists. Move
28052 processing of the dependency cost to dep_cost ().
28053 (dep_cost): New function. Use it instead of insn_cost () when
28054 evaluating cost of the dependency. Use compatible interface to
28055 interact with the target.
28056 (priority): Update to use new scheduler dependencies lists.
28057 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
28058 with greater number of insns that depend on the insn.
28059 (schedule_insn): Update to use new scheduler dependencies lists. Add
28060 code to free backward dependencies lists. Inline and optimize code
28061 from resolve_dep () - see PR28071.
28062 (ok_for_early_queue_removal): Update to use new scheduler dependencies
28063 lists. Update call to targetm.sched.is_costly_dependence hook.
28065 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
28066 scheduler dependencies lists.
28068 (resolve_dep): Remove. Move the logic to schedule_insn ().
28069 (init_h_i_d): Initialize dependencies lists.
28071 (process_insn_depend_be_in_spec): Rename to
28072 process_insn_forw_deps_be_in_spec. Update to use new scheduler
28073 dependencies lists.
28074 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
28075 Update to use new scheduler dependencies lists.
28076 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
28078 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
28079 new scheduler dependencies lists.
28080 (build_intra_loop_deps): Ditto.
28082 * target.h (struct _dep): Declare to use in
28083 gcc_target.sched.is_costly_dependence.
28084 (struct gcc_target.sched.adjust_cost): Fix typo.
28085 (struct gcc_target.sched.is_costly_dependence): Change signature to
28086 use single dep_t parameter instead of an equivalent triad.
28087 (struct gcc_target.sched.adjust_cost_2): Remove.
28089 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
28091 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
28093 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
28095 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
28097 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
28098 (REG_DEP_TRUE): Document.
28100 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
28101 Change signature to correspond to the targetm.sched.adjust_cost hook.
28102 Update use in TARGET_SCHED_ADJUST_COST_2.
28103 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
28104 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
28105 new scheduler dependencies lists.
28106 (ia64_gen_check): Ditto.
28108 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new
28109 scheduler dependencies lists.
28111 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
28112 signature to correspond to the targetm.sched.is_costly_dependence hook.
28113 (is_costly_group): Update to use new scheduler dependencies lists.
28115 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
28116 instead of INSN_COST () macro.
28118 2007-02-01 Ian Lance Taylor <iant@google.com>
28120 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
28122 2007-02-01 Guy Martin <gmsoft@gentoo.org>
28124 * pa.md (tp_load): Correct mfctl instruction syntax.
28126 2007-02-01 Geoffrey Keating <geoffk@apple.com>
28128 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
28129 altivec_padding_size calculation on AIX. Improve comment, add
28130 assert to verify that it's right.
28132 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
28135 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
28137 PR inline-asm/28686
28138 * global.c (global_alloc): Add mising initialization of
28141 2007-02-01 Roger Sayle <roger@eyesopen.com>
28143 * alias.c (init_alias_analysis): Correct whitespace.
28144 * bb-reorder.c (fix_edges_for_rarely_executed_code,
28145 partition_hot_cold_basic_blocks): Likewise.
28146 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
28147 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
28148 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
28149 fold_builtin_snprintf_chk, fold_builtin_printf,
28150 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
28151 do_mpfr_arg3, do_mpfr_sincos): Likewise.
28152 * cfgcleanup.c (cleanup_cfg): Likewise.
28153 * cfgexpand.c (tree_expand_cfg): Likewise.
28154 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
28155 * function.c (get_next_funcdef_no): Likewise.
28156 * gengtype.c (main): Likewise.
28157 * genmodes.c (main): Likewise.
28158 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
28159 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
28160 * ifcvt.c (noce_emit_move_insn): Likewise.
28161 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
28163 * stor-layout.c (get_best_mode): Likewise.
28164 * tree-ssa-loop-niter.c (get_val_for): Likewise.
28165 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
28166 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
28167 perform_var_substitution, solve_graph): Likewise.
28168 * tree-vrp.c (vrp_finalize): Likewise.
28170 2007-02-01 Ian Lance Taylor <iant@google.com>
28172 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
28173 high part of a paradoxical subreg, return a constant zero.
28175 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
28177 * toplev.c (lang_dependent_init): Call init_set_costs.
28178 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
28180 2007-02-01 Richard Guenther <rguenther@suse.de>
28182 PR middle-end/30656
28183 * fold-const.c (fold_negate_expr): Allow negating a
28184 constant if overflow does not change.
28186 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
28188 * doc/c-tree.texi (Expression trees): Improve markup.
28189 * doc/tm.texi (Register Classes, Addressing Modes)
28190 (Floating Point): Fix spacing after abbreviations. Fix some
28193 2007-02-01 Ben Elliston <bje@au.ibm.com>
28195 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
28196 * doc/contrib.texi: Likewise.
28197 * doc/install.texi: Likewise.
28199 2007-01-31 Richard Henderson <rth@redhat.com>
28200 Ian Lance Taylor <iant@google.com>
28202 * lower-subreg.c: New file.
28203 * rtl.def (CONCATN): Define.
28204 * passes.c (init_optimization_passes): Add pass_lower_subreg and
28205 pass_lower_subreg2.
28206 * emit-rtl.c (update_reg_offset): New static function, broken out
28207 of gen_rtx_REG_offset.
28208 (gen_rtx_REG_offset): Call update_reg_offset.
28209 (gen_reg_rtx_offset): New function.
28210 * regclass.c: Revert patch of 2006-03-05, restoring
28212 (clear_reg_info_regno): New function.
28213 * dwarf2out.c (concatn_loc_descriptor): New static function.
28214 (loc_descriptor): Handle CONCATN.
28215 * common.opt (fsplit_wide_types): New option.
28216 * opts.c (decode_options): Set flag_split_wide_types when
28218 * timevar.def (TV_LOWER_SUBREG): Define.
28219 * rtl.h (gen_reg_rtx_offset): Declare.
28220 (reg_scan_update): Declare.
28221 * regs.h (clear_reg_info_regno): Declare.
28222 * tree-pass.h (pass_lower_subreg): Declare.
28223 (pass_lower_subreg2): Declare.
28224 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
28225 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
28226 -fsplit-wide-types.
28227 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
28228 * Makefile.in (OBJS-common): Add lower-subreg.o.
28229 (lower-subreg.o): New target.
28231 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
28233 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
28235 2007-01-31 Anatoly Sokolov <aesok@post.ru>
28238 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
28240 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
28242 PR middle-end/29335
28243 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
28245 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
28247 * cfgloop.h: Include vec-prim.h.
28248 (enum li_flags): Remove LI_ONLY_OLD.
28249 (loop_iterator): Changed.
28250 (fel_next, fel_init): Iterate over loop tree.
28251 (FOR_EACH_LOOP_BREAK): New macro.
28252 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
28254 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
28255 * modulo-sched.c (sms_schedule): Ditto.
28256 * tree-vectorizer.c (vectorize_loops): Ditto.
28257 * doc/loop.texi: Update information on loop numbering and behavior of
28258 FOR_EACH_LOOP wrto new loops.
28259 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
28260 add_to_evolution_1): Test nestedness of loops instead of comparing
28262 * tree-chrec.c (chrec_fold_plus_poly_poly,
28263 chrec_fold_multiply_poly_poly, chrec_evaluate,
28264 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
28265 reset_evolution_in_loop): Ditto.
28266 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
28268 2007-01-31 Dirk Mueller <dmueller@suse.de>
28270 * c-common.c (warn_about_parentheses): Separate warning about
28271 un-parenthized sequence of comparison operators from the one
28272 which is supposed to warn about x <= y <= z.
28274 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
28276 * optabs.h (enum optab_index): Add new OTI_isinf.
28277 (isinf_optab): Define corresponding macro.
28278 * optabs.c (init_optabs): Initialize isinf_optab.
28279 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
28281 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
28282 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
28284 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
28285 expand_builtin_interclass_mathfn.
28286 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
28287 * config/i386/i386.md (UNSPEC_FXAM): New constant.
28288 (fxam<mode>2_i387): New insn pattern.
28289 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
28290 built-in functions as x87 inline asm.
28292 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
28294 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
28296 2007-01-30 Eric Christopher <echristo@apple.com>
28298 * config.gcc: Add geode.
28300 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
28302 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
28303 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
28304 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
28305 value-prof.c: Fix comment typos.
28307 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28310 * doc/invoke.texi (Wpointer-arith): Document warning.
28312 2007-01-30 Janis Johnson <janis187@us.ibm.com>
28314 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
28315 the list of discrepancies from the draft TR.
28317 2007-01-30 Dirk Mueller <dmueller@suse.de>
28320 * doc/invoke.texi (-Wreturn-type): Update description to
28321 match new behavior.
28323 2007-01-30 Richard Sandiford <richard@codesourcery.com>
28325 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
28327 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
28329 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
28330 to handle optabs that operate on floating point input argument and
28331 output to integer output.
28332 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
28333 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
28334 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
28335 expand_builtin_interclass_mathfn ().
28336 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
28337 (ilogbsi2): Remove.
28338 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
28339 ilogbl built-in functions as x87 intrinsics.
28341 2007-01-30 Richard Guenther <rguenther@suse.de>
28343 PR middle-end/27657
28344 * dwarf2out.c (reference_to_unused): Query varpool if the
28345 variable was output.
28347 2007-01-30 Richard Guenther <rguenther@suse.de>
28349 PR middle-end/30313
28350 * passes.c (execute_one_pass): Reset in_gimple_form to not
28351 confuse non-unit-at-a-time mode.
28353 2007-01-29 Roger Sayle <roger@eyesopen.com>
28354 Richard Guenther <rguenther@suse.de>
28356 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
28357 avoid undefined behaviour on overflow. Use force_fit_type_double
28358 to construct the constant with the specified TREE_OVERFLOW.
28360 2007-01-29 Janis Johnson <janis187@us.ibm.com>
28362 * config/dfp-bit.c: Add parameterized support for fp exceptions.
28363 * config/dfp-bit.h: Ditto.
28365 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28367 * c-decl.c (pop_scope): Replace warnings with call to
28368 warn_for_unused_label.
28369 * c-common.h (warn_for_unused_label): Declare.
28370 * c-common.c (warn_for_unused_label): Define.
28372 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28374 * tree-optimize.c (update_inlined_to_pointers): Delete unused
28377 2007-01-29 Janis Johnson <janis187@us.ibm.com>
28379 * Makefile.in (USER_H): Remove decfloat.h.
28380 * ginclude/decfloat.h: Delete, moving contents to ...
28381 * ginclude/float.h: Add support for decimal floating point,
28382 guarded by __STDC_WANT_DEC_FP__.
28384 2007-01-29 Mike Stump <mrs@apple.com>
28386 * doc/gccint.texi (Top): Rename Loop Representation to Loop
28387 Analysis and Representation to resolve case insensitive conflict.
28388 * doc/loop.texi (Loop Analysis and Representation): Likewise.
28390 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
28392 * tree.h (struct tree_memory_tag): Add aliases member.
28393 (MTAG_ALIASES): New macro.
28394 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
28395 (add_may_alias): Remove pointer-set. Update for may_aliases being
28397 (mark_aliases_call_clobbered): Update for may_aliases being a
28399 (compute_tag_properties): Ditto.
28400 (create_partition_for): Ditto.
28401 (compute_memory_partitions): Ditto.
28402 (dump_may_aliases_for): Ditto.
28403 (is_aliased_with): Ditto.
28404 (add_may_alias_for_new_tag): Ditto.
28405 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
28406 (compute_is_aliased): New function.
28407 (compute_may_aliases): Call compute_is_aliased).
28408 (init_alias_info): Initialize alias_bitmap_obstack.
28409 (union_alias_set_into): New function.
28410 (compute_flow_sensitive_aliasing): Use union_aliases_into.
28411 (have_common_aliases_p): Rewrite to take two bitmaps and use
28413 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
28414 Update for bitmaps.
28415 (finalize_ref_all_pointers): Update for add_may_alias changes.
28416 (new_type_alias): Ditto.
28417 * tree-flow-inline.h (may_aliases): Return a bitmap.
28418 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
28419 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
28420 may_aliases being a bitmap.
28421 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
28422 may_aliases now returns a bitmap.
28423 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
28425 * tree-ssa-operands.c (add_virtual_operand): Update for
28426 may_aliases being a bitmap.
28428 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
28430 PR tree-optimization/30630
28431 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
28432 variable as changed.
28434 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
28437 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
28438 expanded only once even if an error occurs.
28440 2007-01-29 Ben Elliston <bje@au.ibm.com>
28442 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
28443 (__gcov_average_profiler): Likewise.
28444 (__gcov_ior_profiler): Likewise.
28445 (__gcov_merge_ior): Likewise.
28447 2007-01-28 Jan Hubicka <jh@suse.cz>
28449 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
28450 * value-prof.c (stringop_block_profile): Likewise.
28452 2007-01-28 Jan Hubicka <jh@suse.cz>
28454 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall):
28455 Add variant handling histograms; add wrapper.
28456 (clear_storage_via_libcall): Export.
28457 (emit_block_move_hints): Break out from ...; add histograms.
28458 (emit_block_move): ... this one.
28459 (clear_storage_hints): Break out from ...; add histograms.
28460 (clear_storage): ... this one.
28461 (set_storage_via_memset): Handle histogram.
28462 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
28463 (clear_storage_hints, clear_storage_via_libcall): Declare.
28464 (set_storage_via_setmem): Update prototype.
28465 * doc/md.texi (movmem, setmem): Document new arguments.
28467 * value-prof.c (dump_histogram_value, tree_find_values_to_profile):
28468 Add new histograms.
28469 (stringop_block_profile): New global function.
28470 (tree_stringops_values_to_profile): Profile block size and alignment.
28471 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
28473 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
28474 (stringop_block_profile): Declare.
28475 * builtins.c: Include value-prof.h.
28476 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
28477 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
28478 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
28479 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
28480 * profile.c (instrument_values): Add new counters.
28481 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
28483 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
28484 (tree_init_edge_profiler): Build new profilers.
28485 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
28486 (pass_tree_profile): Add dump.
28487 (tree_profile_hooks): Update.
28488 * Makefile.in (LIBGCOV): Add new constants.
28489 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
28490 __gcov_ior_profiler): New.
28491 * i386.md (movmem/setmem expanders): Add new optional arguments.
28493 2007-01-28 David Edelsohn <edelsohn@gnu.org>
28495 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
28497 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
28499 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
28500 (tree_unswitch_single_loop): Pass eni_size_weights to
28501 tree_num_loop_insns.
28502 * tree-ssa-loop-manip.c: Include tree-inline.h.
28503 (can_unroll_loop_p): Pass eni_size_weights to
28504 tree_num_loop_insns.
28505 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
28506 Pass eni_size_weights to estimate_num_insns.
28507 * tree.h (init_inline_once): Export.
28508 * toplev.c (backend_init): Call init_inline_once.
28509 * cgraphunit.c (cgraph_process_new_functions,
28510 cgraph_analyze_function): Pass eni_inlining_weights to
28511 estimate_num_insns.
28512 * ipa-inline.c (compute_inline_parameters): Ditto.
28513 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
28514 to estimate_num_insns.
28515 (try_unroll_loop_completely): Pass eni_size_weights to
28516 tree_num_loop_insns.
28517 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
28518 ot estimate_num_insns.
28519 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
28520 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
28521 * tree-inline.c (eni_inlining_weights, eni_size_weights,
28522 eni_time_weights): New variables.
28523 (init_inline_once): Initialize them.
28524 (struct eni_data): Mew.
28525 (estimate_num_insns_1, estimate_num_insns): Use weights.
28526 * tree-inline.h (struct eni_weights_d): New.
28527 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
28528 (estimate_num_insns): Declaration changed.
28529 * cfgloop.h (tree_num_loop_insns): Declaration changed.
28530 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
28531 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
28533 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
28535 * tree-data-ref.c (conflict_fn): Assert that the number of affine
28536 relations in the conflict function is valid.
28538 2007-01-27 Ian Lance Taylor <iant@google.com>
28540 * common.opt: Add fstrict-overflow.
28541 * opts.c (decode_options): Set flag_strict_overflow if -O2.
28542 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
28543 (TYPE_OVERFLOW_UNDEFINED): Define.
28544 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
28546 * tree.h (TYPE_TRAP_SIGNED): Don't define.
28547 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
28548 (fold_negate_expr): Likewise.
28549 (make_range): Likewise.
28550 (extract_muldiv_1): Likewise.
28551 (maybe_canonicalize_comparison): Likewise.
28552 (fold_comparison): Likewise.
28553 (fold_binary): Likewise.
28554 (tree_expr_nonnegative_p): Likewise.
28555 (tree_expr_nonzero_p): Likewise.
28556 * tree-vrp.c (compare_values): Likewise.
28557 (extract_range_from_binary_expr): Likewise.
28558 (extract_range_from_unary_expr): Likewise.
28559 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
28561 (nowrap_type_p): Likewise.
28562 * tree-scalar-evolution.c (simple_iv): Likewise.
28563 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
28564 (build_range_check): Likewise.
28565 (extract_muldiv_1): Likewise.
28566 (fold_comparison): Likewise.
28567 * tree-vrp.c (vrp_int_const_binop): Likewise.
28568 (extract_range_from_unary_expr): Likewise.
28569 * convert.c (convert_to_integer): Likewise.
28570 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
28571 (fold_comparison): Likewise.
28572 (fold_binary): Likewise.
28573 * optabs.c (optab_for_tree_code): Likewise.
28574 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
28575 * simplify-rtx.c (simplify_const_relational_operation): Check
28576 flag_strict_overflow and flag_trapv.
28577 (simplify_const_relational_operation): Likewise.
28578 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
28579 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
28582 2007-01-27 Roger Sayle <roger@eyesopen.com>
28584 * tree.c (tree_fold_gcd): Delete.
28585 * tree.h (tree_fold_gcd): Remove prototype.
28586 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
28587 test whether one constant integer is a multiple of another. Instead
28588 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
28589 * fold-const.c (multiple_of_p): We've determined both TOP and
28590 BOTTOM are integer constants so we can call int_const_binop directly
28591 instead of the more generic const_binop.
28593 2007-01-27 Roger Sayle <roger@eyesopen.com>
28595 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
28596 1*X check that the constant hasn't overflowed, to preserve the
28598 (round_up): Provide an efficient implementation when rouding-up an
28599 INTEGER_CST to a power-of-two.
28601 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
28603 * doc/sourcebuild.texi: Add comma for clarity.
28604 * doc/extend.texi: Fix some typos.
28605 * doc/passes.texi: Likewise.
28606 * doc/cppinternals.texi: Likewise.
28607 * doc/c-tree.texi: Likewise.
28608 * doc/tree-ssa.texi: Likewise.
28609 * doc/install.texi: Likewise.
28611 2007-01-27 Jan Hubicka <jh@suse.cz>
28613 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
28614 (pass_sra): Do not require alias information.
28615 * passes.c (init_optimization_passes): Add SRA
28617 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
28619 * tracer.c (rest_of_handle_tracer): We already cleaned
28620 up the CFG in tracer() so don't do it here again.
28621 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
28622 cleanup_cfg here, either. And don't call renumber_insns.
28624 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
28625 and BB_HEAD are in the insn stream here. Instead make sure
28626 that BB_INSN is valid on all insns. Also, do check here that
28627 there are no pending branch predictions...
28628 (rtl_verify_flow_info): ...instead of doing it here. Checks
28629 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
28632 2007-01-26 Roger Sayle <roger@eyesopen.com>
28634 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
28635 function to simplify/factorize operand order canonicalization.
28636 (ix86_fixup_binary_operands): Reorganize using the above function.
28637 (ix86_binary_operator_ok): Likewise.
28639 2007-01-27 Jakub Jelinek <jakub@redhat.com>
28641 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
28642 file scope from optimize_attrs.
28643 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
28645 (optimize_attrs): Clear insn_code_values after freeing it.
28647 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
28649 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
28650 a parts.base assignment.
28652 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
28654 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
28655 (compute_subscript_distance, initialize_data_dependence_relation,
28656 finalize_ddr_dependent, analyze_ziv_subscript,
28657 analyze_siv_subscript_cst_affine,
28658 compute_overlap_steps_for_affine_univar,
28659 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
28660 analyze_siv_subscript, analyze_miv_subscript,
28661 analyze_overlapping_iterations, subscript_dependence_tester_1,
28662 compute_self_dependence, free_dependence_relation): Work
28663 with affine_fn instead of chrecs.
28664 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
28665 common_affine_function, affine_function_base,
28666 affine_function_constant_p, affine_fn_op, affine_fn_plus,
28667 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
28668 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
28669 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
28670 (all_chrecs_equal_p): Removed.
28671 * tree-data-ref.h (affine_fn, conflict_function): New types.
28672 (struct subscript): Change type of conflicting_iterations_in_a
28673 and conflicting_iterations_in_b.
28675 2007-01-26 Steve Ellcey <sje@cup.hp.com>
28678 * config/pa/pa.h (TARGET_HPUX_11): New.
28679 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
28680 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
28682 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
28683 Richard Guenther <rguenther@suse.de>
28685 * tree-ssa-structalias.c (solve_graph): Handle case
28686 we merged the variable to another.
28688 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
28690 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
28693 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
28694 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
28696 2007-01-25 DJ Delorie <dj@redhat.com>
28698 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
28699 allow changes to modes which don't fit in those registers.
28701 * reload1.c (choose_reload_regs): Check for invalid subregs before
28702 computing their locations, not after.
28704 2007-01-25 Geoffrey Keating <geoffk@apple.com>
28707 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
28708 save Altivec registers in an eh_return function.
28709 (compute_vrsave_mask): Likewise.
28710 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
28711 for saving Altivec registers.
28712 (rs6000_emit_prologue): Don't allocate stack twice in
28713 eh_return function. Correct expected value of altivec_save_offset
28714 when using save_world. Describe save of R0 to stack when using
28715 save_world. Describe stack pointer adjustment when using
28716 save_world. Remove duplicated eh_return parameter register saving.
28717 Update sp_offset variable after save_world.
28718 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
28720 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
28721 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
28724 2007-01-25 Steve Ellcey <sje@cup.hp.com>
28726 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
28728 2007-01-25 Steve Ellcey <sje@cup.hp.com>
28731 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
28732 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
28734 2007-01-25 Richard Guenther <rguenther@suse.de>
28736 * doc/invoke.texi (-Wcoverage-mismatch): Document.
28737 * common.opt (-Wcoverage-mismatch): New warning option.
28738 * coverage.c (get_coverage_counts): Ignore coverage mismatch
28739 if -Wcoverage-mismatch is given.
28741 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
28743 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
28744 (ipcp_driver): Change to static definition.
28745 Add dumping of the ifunctions.
28746 (constant_val_insert): Remove unused parameter. Support for SSA.
28747 (ipcp_propagate_const): Support for SSA.
28748 (ipcp_profile_bb_print): Print only analyzed nodes.
28749 (ipcp_replace_map_create): Remove support for Fortran constant
28751 * ipa-prop.c (ipa_method_modify_stmt,
28752 ipa_callsite_compute_param): Support for SSA.
28753 * ipa-prop.h (ipcp_driver): Remove declaration.
28754 (IS_VALID_TREE_MAP_INDEX): Add define.
28756 2007-01-24 Geoffrey Keating <geoffk@apple.com>
28758 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
28760 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
28762 PR middle-end/30447
28763 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
28764 constant argument to cabs and do it without checking for
28765 -funsafe-math-optimizations.
28767 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
28769 * c-common.h (RID_FIRST_CXX0X): New.
28770 (RID_LAST_CXX0X): New.
28771 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
28773 * c.opt (Wc++0x-compat): New.
28774 * doc/invoke.texi (-Wc++0x-compat): Document.
28776 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
28778 * builtins.c (fold_builtin_carg): New.
28779 (fold_builtin_1): Use it.
28781 2007-01-24 Jan Hubicka <jh@suse.cz>
28783 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
28785 * ipa-inline.c (initial_insns, max_insns): Delete.
28786 (compute_max_insns): New function.
28787 (cgraph_decide_inlining_of_small_function): Use it; take minimal
28788 amount of insns as base for code growth.
28789 (cgraph_decide_inlining): Make initial_insns local; do not compute
28791 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
28792 * doc/invoke.texi (inline-unit-growth): Update docs.
28794 2007-01-24 Jakub Jelinek <jakub@redhat.com>
28796 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
28797 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
28798 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
28799 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
28800 for CPUs that have PTA_CX16 set.
28802 PR middle-end/27416
28803 * gimplify.c (omp_check_private): New function.
28804 (gimplify_scan_omp_clauses): Use it for
28805 firstprivate/lastprivate/reduction.
28807 PR middle-end/30494
28808 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
28809 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
28811 PR middle-end/30421
28812 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
28813 If lower_lastprivate_clauses emits some statements, append them
28814 to dlist rather than body_p and to body_p append an initializer.
28815 (lower_omp_for): Adjust caller.
28817 2007-01-24 Steve Ellcey <sje@cup.hp.com>
28819 * target.h (globalize_decl_name): New.
28820 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
28821 * output.h (default_globalize_decl_name): New.
28822 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
28824 (globalize_decl): Ditto.
28825 (default_globalize_decl_name): New.
28826 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
28827 (ia64_handle_version_id_attribute): New.
28828 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
28829 (ia64_asm_output_external): Use globalize_decl_name instead
28830 of globalize_label.
28831 * doc/extend.texi (version_id): New pragma.
28832 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
28834 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
28836 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
28837 _uleb128_t and _Unwind_SWord with _sleb128_t.
28838 * unwind-dw2.c (extract_cie_info, execute_stack_op,
28839 execute_cfa_program, uw_frame_state_for, uw_update_context_1):
28841 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
28842 * unwind-pe.h (read_uleb128, read_sleb128,
28843 read_encoded_value_with_base): Likewise.
28844 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
28846 2007-01-24 Richard Guenther <rguenther@suse.de>
28848 * builtins.c (expand_builtin_cexpi): Get the fndecl
28849 for cexp in the correct way.
28851 2007-01-24 Jan Hubicka <jh@suse.cz>
28853 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS
28856 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
28858 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
28859 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
28860 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
28861 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
28862 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
28863 __SIZEOF_PTRDIFF_T__.
28864 * doc/cpp.texi: Documentation for the new builtin macros added.
28866 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
28868 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
28869 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
28870 instead of operands[2] to avoid access past the end of array.
28872 2007-01-24 Richard Sandiford <richard@codesourcery.com>
28874 * reload1.c (emit_reload_insns): Pass the reload register
28875 for a non-spill output reload through forget_old_reloads_1.
28877 2007-01-23 Joseph Myers <joseph@codesourcery.com>
28879 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
28880 _SOFT_DOUBLE if doubles use software floating-point.
28881 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
28882 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
28883 * config/rs6000/darwin-ldouble.c: Also compile functions for
28884 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
28885 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
28886 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
28887 commented-out long double override.
28888 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
28889 * config/rs6000/eabispe.h: Likewise.
28890 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
28891 long double for non-SPE.
28892 (rs6000_handle_option): Likewise.
28893 (invalid_e500_subreg): Disallow more subregs involding DImode,
28894 DFmode, TImode or TFmode.
28895 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
28897 (legitimate_lo_sum_address_p): Also check for TFmode for E500
28899 (rs6000_legitimize_address): Also handle TFmode for E500 double.
28900 (rs6000_legitimize_reload_address): Also handle TFmode for E500
28902 (rs6000_legitimate_address): Also check for TFmode for E500
28904 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
28905 (spe_build_register_parallel): Handle TFmode and TCmode.
28906 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
28908 (function_arg): Handle TFmode and TCmode for E500 double.
28909 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
28911 (print_operand): Handle TFmode and TImode for %y.
28912 (rs6000_generate_compare): Handle TFmode comparisons for E500
28914 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
28915 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
28916 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
28917 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
28918 TFmode for E500 double.
28919 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
28920 (floatsidf2): Enable for E500 double.
28921 (movtf_softfloat): Use rs6000_nonimmediate_operand.
28922 (extenddftf2): Change to extenddftf2_fprs.
28923 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
28924 depending on TARGET_E500_DOUBLE.
28925 (extendsftf2): Enable for E500 double.
28926 (trunctfdf2): Enable for E500 double.
28927 (trunctfsf2): Change to trunctfsf2_fprs.
28928 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
28929 depending on TARGET_E500_DOUBLE.
28930 (floatsitf2): Enable for E500 double.
28931 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
28932 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
28933 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
28934 (negtf2): Change to negtf2_internal.
28935 (negtf2): New expander.
28936 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
28937 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
28938 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
28939 (movdi_internal32): Use rs6000_nonimmediate_operand.
28940 (unnamed splitter): Likewise.
28941 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
28942 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
28943 (SPE64TF, DITI): New mode macros.
28944 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
28947 (frob_<mode>_di_2): New.
28948 (frob_tf_di_8_2): New.
28949 (frob_di_df): Change to frob_di_<mode>; allow more modes.
28951 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
28953 (frob_ti_<mode>_8_2): New.
28954 (frob_ti_tf_2): New.
28955 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
28956 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
28958 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
28959 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
28960 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
28961 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
28962 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
28963 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
28966 2007-01-23 Ian Lance Taylor <iant@google.com>
28968 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
28970 (OBJS-archive): Reformat, alphabetize.
28971 (OBJS): Change out_object_file to OBJS-md.
28973 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
28975 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
28976 JUMP_P and CALL_P predicates where applicable.
28977 * config/i386/i386.c: Ditto.
28978 * config/i386/i386.md: Ditto.
28979 * config/i386/mmx.md: Ditto.
28980 * config/i386/predicates.md: Ditto.
28982 2007-01-22 Andreas Schwab <schwab@suse.de>
28984 * config/m68k/m68k.h: Fix comment.
28986 2007-01-22 Jan Hubicka <jh@suse.cz>
28988 * passes.c (init_optimization_passes): Do not rerun
28989 pass_early_warn_uninitialized.
28991 2007-01-22 Richard Guenther <rguenther@suse.de>
28993 PR tree-optimization/30038
28994 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
28996 (execute_cse_sincos_1): Likewise.
28997 (execute_cse_sincos): Likewise.
28998 (gate_cse_sincos): Likewise.
28999 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
29000 the cexpi() canonicalization of sincos().
29001 * tree-pass.h (pass_cse_sincos): Declare.
29002 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
29004 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
29006 PR rtl-optimization/29329
29007 * combine.c (replaced_rhs_insn): Rename to i2mod.
29008 (replaced_rhs_value): Rename to i2mod_new_rhs.
29009 (i2mod_old_rhs): New global variable.
29010 (combine_instructions): Adjust for above change. Save a copy of
29011 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
29012 note are substituted in the second instruction.
29013 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
29014 ditch the note if it pertains to the second eliminated register
29015 and this register is mentioned in i2mod_old_rhs.
29018 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
29020 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
29021 the insn to which the note was originally attached.
29023 2007-01-21 Jan Hubicka <jh@suse.cz>
29025 * ipa-inline.c (inlining_mode): Comment, move up.
29026 (cgraph_decide_inlining_incrementally): Do not perform inlining
29027 itself; fix handling of flattening of self recursive functions.
29028 (cgraph_find_cycles): Remove.
29029 (cgraph_flatten_node): Remove.
29030 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
29031 (try_inline): New function.
29032 (cgraph_early_inlining): Update call of
29033 cgraph_decide_inlining_incrementally. Apply inlining here.
29034 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
29036 2007-01-21 Dirk Mueller <dmueller@suse.de>
29039 * tree-vrp.c (check_array_bounds): do not warn
29040 about ADDR_EXPR's of ARRAY_REF's which are immediately
29041 used in binary expressions.
29043 2007-01-21 Ira Rosen <irar@il.ibm.com>
29045 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
29046 read_write_dep and macros for its access.
29047 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
29048 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
29049 argument, call vect_check_interleaving for every independent pair of
29050 data-refs. Mark loads that access the same memory location as a store
29052 (vect_check_dependences): Remove.
29053 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
29054 call, fix the call to vect_analyze_data_ref_dependence.
29055 (vect_analyze_data_ref_access): For statements that access the same
29056 data-ref, check that they are not stores; for loads, check that there
29057 is no store that access the same location.
29059 2007-01-20 Roger Sayle <roger@eyesopen.com>
29060 Joseph Myers <joseph@codesourcery.com>
29062 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
29063 (-fdump-rtl-stack): Likewise.
29064 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
29065 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
29066 (-mpt-fixed): Use @minus{} for minus sign.
29067 (Using Precompiled Headers): Fix under/overfull hbox.
29069 2007-01-20 Jan Hubicka <jh@suse.cz>
29071 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
29072 place within annotation.
29074 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
29076 * pa.c (output_move_double): Change array size of xoperands to 4.
29078 2007-01-20 Jan Hubicka <jh@suse.cz>
29080 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
29083 2007-01-19 Ian Lance Taylor <iant@google.com>
29085 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
29086 constant to unsigned HOST_WIDE_INT before negating.
29088 2007-01-19 Ian Lance Taylor <iant@google.com>
29090 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
29092 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
29093 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
29094 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
29095 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
29096 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
29097 (realloc_vdef, realloc_vuse): Change second parameter to
29099 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
29100 fields to unsigned.
29101 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
29102 unsigned. Change x and lim locals to unsigned.
29103 (realloc_vdef, realloc_vuse): Change num_elem parameter to
29105 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
29106 (copy_virtual_operands): Change i and n locals to unsigned.
29108 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
29110 PR middle-end/29335
29111 * builtins.c (fold_builtin_1): Handle builtin fdim.
29113 2007-01-20 Jan Hubicka <jh@suse.cz>
29115 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
29116 * tree-ssa-structalias.c (compute_points_to_sets): Do call
29117 init_alias_heapvars.
29118 (init_alias_heapvars): Initialize only when not already initialized.
29119 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
29121 2007-01-19 Roger Sayle <roger@eyesopen.com>
29123 * common.opt (fsigned-zeros): New command line option.
29124 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
29125 of flag_unsafe_math_optimizations.
29126 * opts.c (set_fast_math_flags): The -ffast-math command line option
29127 implies -fno-signed-zeros.
29128 (fast_math_flags_set_p): Likewise.
29130 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
29131 the documentation of -ffast-math appropriately. Wrap long lines.
29133 2007-01-19 Steve Ellcey <sje@cup.hp.com>
29135 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
29136 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
29138 2007-01-19 Tomas Bily <tbily@suse.cz>
29140 * cgraphunit.c (cgraph_finalize_function): Updating of pid
29142 (tree_init_ic_make_global_vars): New function
29143 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
29144 (tree_gen_ic_profiler): New function
29145 (tree_gen_ic_func_profiler): New function
29146 (tree_profiling): Added calling of tree_gen_ic_func_profiler
29147 (tree_profile_hooks): Added hook for indirec/virtual calls
29148 * value-prof.c (tree_find_values_to_profile): New case for
29150 (tree_values_to_profile): Call for determining indirect/virtual
29152 (tree_indirect_call_to_profile): New function
29153 (tree_ic_transform): New function
29154 (tree_ic): New function
29155 (find_func_by_pid): New function
29156 (init_pid_map): New function
29157 (tree_value_profile_transformations): Added check for
29158 indirect/virtual call transformation
29159 * value-prof.h (enum hist_type): New counter type for
29160 indirect/virtual calls
29161 (profile_hooks): Added new hook for profiling indirect/virtual
29163 * profile.c (instrument_values): New case for indirect/virtual
29165 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
29166 (GCOV_COUNTER_V_INDIR): New counter type
29167 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
29168 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
29170 * cgraph.c: Definition of cgraph_max_pid
29171 (cgraph_create_node): Default init of pid attribute
29172 * cgraph.h: Declaration of cgraph_max_pid
29173 (struct cgraph_node): Added pid attribute
29174 * libgcov.c (__gcov_indirect_call_profiler): New function
29175 (__gcov_one_value_profiler_body): New function
29176 (__gcov_one_value_profiler): Body was moved to
29177 __gcov_one_value_profiler_body and calls it
29179 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
29181 * doc/gty.texi (Options): Document the mark_hook option to GTY.
29182 * gengtype.c (write_types_data, write_func_for_structure,
29183 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
29184 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
29185 (walk_type, write_func_for_structure): Generate the mark_hook if
29188 2007-01-19 Jan Hubicka <jh@suse.cz>
29190 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
29191 'early' argument take inlining mode argument specifying whether to
29192 inline for size/speeed or all functions; add support for flattening;
29194 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
29196 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
29199 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
29200 the name of the declared identifier.
29202 2007-01-19 Dirk Mueller <dmueller@suse.de>
29204 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
29205 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
29206 duplicate evaluation.
29208 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
29210 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
29211 Macroize expander using X87MODEF12 mode macro. Extend operand 1
29212 to XFMode, use acosxf2 and truncate result to requested mode.
29213 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
29214 (asin<mode>2): Similarly, with asin expanders.
29215 (*fscalexf4_i387): Rename from *fscalexf4.
29216 (expNcorexf3): New expander.
29217 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
29218 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
29219 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
29220 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
29221 patterns for SSE math.
29222 (exp10<mode>2): Similarly, with exp10 expanders.
29223 (exp2<mode>2): Similarly, with exp2 expanders.
29224 (expm1<mode>2): Similarly, with expm1 expanders.
29225 (ldexp<mode>3): Similarly, with ldexp expanders.
29226 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
29227 Use gen_truncxf<mode>2_i387_noop to truncate result.
29229 2007-01-19 Richard Sandiford <richard@codesourcery.com>
29231 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
29232 for ColdFire targets.
29234 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
29235 Richard Sandiford <richard@codesourcery.com>
29237 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
29238 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
29239 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
29240 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
29241 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
29242 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
29244 2007-01-19 Richard Sandiford <richard@codesourcery.com>
29246 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
29247 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
29248 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
29249 (*adddi_dilshr32_cf): New pattern.
29250 (adddi3, subdi3): Remove first alternatives.
29252 2007-01-19 Richard Sandiford <richard@codesourcery.com>
29254 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
29255 implemented using move.l, do not use its cc result for floating-point
29258 2007-01-19 Richard Sandiford <richard@codesourcery.com>
29260 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
29261 from accepting 's' constraints if flag_pic.
29263 2007-01-19 Richard Sandiford <richard@codesourcery.com>
29265 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
29266 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
29267 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
29268 condition from TARGET_68881 to TARGET_HARD_FLOAT.
29270 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
29272 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
29273 ColdFire alternatives.
29274 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
29275 * config/m68k/m68k.md (clzsi2): Define for ColdFire
29276 architectures that support ff1 instruction.
29278 2007-01-19 Richard Sandiford <richard@codesourcery.com>
29279 Julian Brown <julian@codesourcery.com>
29281 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
29282 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
29283 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
29286 2007-01-19 Richard Sandiford <richard@codesourcery.com>
29288 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
29290 (output_move_const_into_data_reg, output_move_simode_const): Delete.
29291 * config/m68k/m68k.c (const_method, const_int_cost): Take a
29292 HOST_WIDE_INT instead of an rtx.
29293 (m68k_rtx_costs): Update call accordingly.
29294 (output_move_const_into_data_reg): Likewise. Fix formatting.
29295 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
29297 (output_move_simode_const): Update calls after above changes.
29298 Rework to use automatic variables and predicates like MEM_P.
29299 * config/m68k/m68k.md (pushexthisi_const): Update call to
29302 2007-01-19 Dirk Mueller <dmueller@suse.de>
29304 * tree-ssa-alias.c (perform_var_substitution): Fix typo
29305 in dump_flags test.
29307 2007-01-19 Richard Guenther <rguenther@suse.de>
29309 * builtins.c (expand_builtin_cexpi): Fall back to expanding
29310 via cexp in case sincos is not available.
29312 2007-01-19 Richard Guenther <rguenther@suse.de>
29314 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
29315 * defaults.h (TARGET_HAS_SINCOS): Default to off.
29316 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
29317 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
29318 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
29319 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
29320 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
29321 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
29323 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
29325 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
29327 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
29328 (atan2xf3): Directly generate RTL pattern.
29329 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
29330 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
29331 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
29332 disable patterns for SSE math.
29333 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
29334 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
29335 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
29336 disable patterns for SSE math.
29338 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
29340 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
29342 2007-01-18 Roger Sayle <roger@eyesopen.com>
29344 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
29345 VIEW_CONVERT_EXPR to the same type as it's operand.
29347 2007-01-18 David Edelsohn <edelsohn@gnu.org>
29349 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
29350 configured for long double 128.
29352 2007-01-18 Mike Stump <mrs@apple.com>
29354 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
29357 2007-01-18 Michael Meissner <michael.meissner@amd.com>
29359 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
29362 2007-01-18 Jan Hubicka <jh@suse.cz>
29364 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
29365 greater than NUM_VOP_FREE_BUCKETS.
29367 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
29369 * tree-ssa-structalias.c: Update comments.
29370 (ptabitmap_obstack): Removed.
29371 (pta_obstack): New.
29372 (oldpta_obstack): Ditto.
29373 (stats): Add a few members.
29374 (struct variable_info): Remove node, complex, address_taken, and
29375 indirect_target members. Add oldsolution member.
29376 (new_var_info): Do not initialize removed members.
29377 (constraint_expr_type): Remove INCLUDES.
29378 (constraint_graph): Add size, implicit_preds, rep,
29379 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
29380 (FIRST_REF_NODE): New macro.
29381 (LAST_REF_NODE): Ditto.
29382 (FIRST_ADDR_NODE): Ditto.
29383 (find): New function.
29385 (dump_constraint): Do not handle INCLUDES.
29386 (insert_into_complex): Do not insert duplicate constraints.
29387 (condense_varmap_nodes): Renamed and rewritten into ...
29388 (merge_node_constraints): This. Also fix bug in handling of
29389 offseted copy constraints.
29390 (clear_edges_for_node): No longer need to deal with preds at all,
29391 or removing associated preds/succs.
29392 (merge_graph_nodes): Deal with indirect_cycles.
29393 Don't deal with predecessors.
29394 (add_implicit_graph_edge): New function.
29395 (add_pred_graph_edge): Ditto.
29396 (add_graph_edge): Don't deal with predecessors.
29397 (build_constraint_graph): Removed.
29398 (build_pred_graph): New function.
29399 (build_succ_graph): Ditto.
29400 (struct scc_info): Removed in_component. Added roots, dfs, and
29401 node_mapping. Remove visited_index, unification_queue.
29402 (scc_visit): Deal with union-find we do now.
29403 Deal with cycles with REF nodes.
29404 (collapse_nodes): Renamed and rewritten to ...
29405 (unify_nodes): This.
29406 (process_unification_queue): Removed.
29407 (topo_visit): Cleanup
29408 (do_da_constraint): Use find.
29409 (do_sd_constraint): Ditto.
29410 (do_ds_constraint): Ditto.
29411 (do_complex_constraint): Ditto.
29412 (init_scc_info): Update for removed and added members.
29413 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
29414 (find_indirect_cycles): This.
29415 (equivalence_class): New variable.
29416 (label_visit): New function.
29417 (perform_variable_substitution): Rewritten.
29418 (free_var_substitution_info): New function.
29419 (find_equivalent_node): Ditto.
29420 (move_complex_constraints): Ditto.
29421 (eliminate_indirect_cycles): Ditto.
29422 (solve_graph): Only propagate changed bits.
29423 Use indirect cycle elimination.
29425 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
29426 (tree_id_eq): Renamed to ...
29427 (tree_vi_eq): This. Update for member change
29428 (insert_id_for_tree): Renamed and rewritten to ...
29429 (insert_vi_for_tree): This.
29430 (lookup_id_for_tree): Renamed and rewritten to ...
29431 (lookup_vi_for_tree): This.
29432 (get_id_for_tree): Renamed and rewritten to ...
29433 (get_vi_for_tree): Ditto.
29434 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
29435 (process_constraint): Don't handle INCLUDES.
29436 Remove special ADDRESSOF case.
29437 (find_func_aliases): Rewrite to use vi functions instead of id
29439 (create_function_info_for): Ditto.
29440 (create_variable_info_for): Ditto.
29441 (intra_create_variable_infos): Ditto.
29442 (merge_smts_into): Ditto.
29443 (find_what_p_points_to): Ditto.
29444 (init_base_vars): Ditto.
29445 (init_alias_vars): Ditto.
29446 (remove_preds_and_fake_succs): New function.
29447 (dump_sa_points_to_info): Dump new stats.
29448 (dump_solution_for_var): Use find.
29449 (set_used_smts): Fix formatting.
29450 (compute_points_to_sets): Updated for new functions.
29451 (ipa_pta_execute): Ditto.
29453 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
29454 Richard Sandiford <richard@codesourcery.com>
29456 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
29458 * calls.c (expand_call): If the return value is a PARALLEL,
29459 extract its first member.
29460 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
29461 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
29462 use FUNCTION_EXTRA_EPILOGUE.
29463 (m68k_function_value): Return a PARALLEL if the return value
29464 is of a pointer type.
29465 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
29466 (FUNCTION_EXTRA_EPILOGUE): Remove.
29467 * config/m68k/m68k.md (D0_REG): New constant.
29469 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
29471 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
29472 output a NOP for empty epilogues.
29474 2007-01-18 Richard Sandiford <richard@codesourcery.com>
29476 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
29477 before function. Extend register save check to include all
29478 registers, not just integer ones.
29480 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
29482 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
29483 (m68k_use_return_insn): ...this.
29484 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
29485 * config/m68k/m68k.c (use_return_insn): Rename to...
29486 (m68k_use_return_insn): ...this.
29487 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
29488 of USE_RETURN_INSN.
29490 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
29492 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
29493 nearest even, fix denormal rounding overflow.
29495 2007-01-18 Richard Sandiford <richard@codesourcery.com>
29497 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
29498 f%$smove and f%$move.
29499 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
29500 (extendsfdf2_cf): Use fdmove instead of f%&move.
29501 (truncdfsf2_cf): Use fsmove instead of f%$smove.
29502 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
29504 2007-01-18 Richard Sandiford <richard@codesourcery.com>
29506 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
29509 2007-01-18 Richard Sandiford <richard@codesourcery.com>
29511 * real.h (real_format): Add a canonical_nan_lsbs_set field.
29512 (coldfire_single_format): Declare.
29513 (coldfire_double_format): Likewise.
29514 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
29515 of qnan_msb_set to determine the lower bits of a canonical
29517 (encode_ieee_double): Likewise.
29518 (encode_ieee_quad): Likewise.
29519 (ieee_single_format): Initialize canonical_nan_lsbs_set.
29520 (mips_single_format): Likewise.
29521 (ieee_double_format): Likewise.
29522 (mips_double_format): Likewise.
29523 (ieee_extended_motorola_format): Likewise.
29524 (ieee_extended_intel_96_format): Likewise.
29525 (ieee_extended_intel_128_format): Likewise.
29526 (ieee_extended_intel_96_round_53_format): Likewise.
29527 (ibm_extended_format): Likewise.
29528 (mips_extended_format): Likewise.
29529 (ieee_quad_format): Likewise.
29530 (mips_quad_format): Likewise.
29531 (vax_f_format): Likewise.
29532 (vax_d_format): Likewise.
29533 (vax_g_format): Likewise.
29534 (i370_single_format): Likewise.
29535 (i370_double_format): Likewise.
29536 (decimal_single_format): Likewise.
29537 (decimal_double_format): Likewise.
29538 (decimal_quad_format): Likewise.
29539 (c4x_single_format): Likewise.
29540 (c4x_extended_format): Likewise.
29541 (real_internal_format): Likewise.
29542 (coldfire_single_format): New real_format.
29543 (coldfire_double_format): Likewise.
29544 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
29545 canonical_nan_lsbs_set.
29546 (pdp11_d_format): Likewise.
29547 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
29548 if TARGET_COLDFIRE_CPU.
29550 2007-01-18 Richard Sandiford <richard@codesourcery.com>
29552 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
29553 (output_call, m68k_legitimize_call_address): Declare.
29554 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
29555 parenthesees. Add support for a 'W' constraint.
29556 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
29557 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
29558 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
29559 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
29561 (override_options): Initialize them. Do not set flag_no_function_cse
29562 for TARGET_ID_SHARED_LIBRARY.
29563 (m68k_output_pic_call): Delete.
29564 (m68k_legitimize_call_address): New function.
29565 (print_operand): Remove the %o prefix. Handle the %p prefix.
29566 (output_call): New function.
29567 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
29568 target address from the GOT if symbolic jumps are not allowed.
29569 * config/m68k/m68k.md (call, general_operand): Do not set
29570 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
29571 Merge separate flag_pic and !flag_pic define_insns into...
29572 (*call, *call_value): ...these new patterns. Match the address
29573 rather than the containing MEM and require it to be a call_operand.
29574 Use output_call to generate the asm template.
29575 * config/m68k/predicates.md (const_call_operand): New predicate.
29576 (call_operand): Likewise.
29578 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
29580 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
29581 (STACK_GROWS_DOWNWARD): Define to 1.
29582 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
29583 comments, emphasizing that these values are only defaults.
29584 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
29585 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
29587 2007-01-18 Richard Sandiford <richard@codesourcery.com>
29589 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
29591 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
29592 Richard Sandiford <richard@codesourcery.com>
29594 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
29595 (FP_REGNO_P): New macros.
29596 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
29597 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
29598 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
29599 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
29601 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
29603 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
29604 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
29606 * config/m68k/t-floatlib: New file, extracting common code from...
29607 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
29608 * config/m68k/t-uclinux: Here.
29609 * config/m68k/fpgnulib.c: Do not compile extendeed precision
29610 routines on ColdFire targets.
29612 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
29614 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
29615 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
29616 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
29617 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
29618 explicitly set MOTOROLA to 1.
29619 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
29621 2007-01-18 Richard Sandiford <richard@codesourcery.com>
29622 Nathan Sidwell <nathan@codesourcery.com>
29624 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
29625 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
29626 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
29627 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
29628 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
29629 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
29630 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
29631 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
29632 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
29633 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
29634 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
29635 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
29636 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
29637 (DBX_REGISTER_NUMBER): Delete.
29638 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
29639 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
29640 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
29642 2007-01-18 Richard Sandiford <richard@codesourcery.com>
29644 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
29645 * config/flat.h: New file.
29646 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
29647 OBJECT_FORMAT_FLAT.
29648 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
29649 indirect references for -msep-data or -mid-shared-library.
29650 Do not use PC-relative code addresses either.
29651 * config/m68k/m68k.c (override_options): Restrict -fPIC error
29653 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
29654 for shared libraries and crt1.o for executables. Use crti.o and
29656 (ENDFILE_SPEC): Use crtend.o and crtn.o.
29657 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
29658 Do not add -elf2flt or -shared-lib-id options here.
29659 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
29660 Pass -shared-lib-id if -mid-shared-library, taking the library
29661 identifier from -mshared-library-id if given, otherwise
29663 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
29664 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
29665 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
29666 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
29667 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
29668 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
29670 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
29671 jump sequence for ISA A and ISA A+.
29672 (PICJUMP): Likewise.
29674 2007-01-18 Richard Sandiford <richard@codesourcery.com>
29676 * config.gcc (m68k-*-uclinux*): Base the port on the common
29677 and m68k GNU/Linux files rather than on the generic ELF ones.
29678 * config/m68k/uclinux.h (TARGET_VERSION): Override.
29679 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
29681 2007-01-18 Julian Brown <julian@codesourcery.com>
29682 Richard Sandiford <richard@codesourcery.com>
29684 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
29685 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
29686 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
29688 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
29689 80 unconditionally.
29690 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
29692 2007-01-18 Richard Sandiford <richard@codesourcery.com>
29694 * doc/install.texi: Document m68k-uclinuxoldabi.
29695 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
29696 * config/m68k/uclinux-oldabi.h: New file, copied from
29697 config/m68k/uclinux.h.
29699 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
29701 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
29702 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
29703 (m32r_compute_frame_size): Use unsigned for regno.
29704 (m32r_reload_lr): Use gen_frame_mem.
29706 (m32r_output_function_epilogue): Don't output the function epilogue
29708 (m32r_expand_epilogue): New.
29709 (direct_return): Return false if the function has the interrupt
29711 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
29712 * config/m32r/m32r.md (epilogue): New expander.
29713 (return_lr, return_rte): New insns.
29714 (return): Make it expander.
29715 (return_normal): New expander.
29717 2007-01-18 Josh Conner <jconner@apple.com>
29720 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
29721 support for UNLE, UNLT, UNGE, and UNGT.
29723 2007-01-18 Jan Hubicka <jh@suse.cz>
29725 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
29726 * tree-tailcall (add_virtual_phis): Likewise.
29727 (optimize_tail_call): Return TODOs.
29728 (execute_tail_calls): Return TODOs.
29729 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
29730 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
29732 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
29733 Cleanup cfg using TODO.
29734 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
29735 * passes.c (execute_function_todo): When cleanup did something, remove
29737 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
29738 (make_edges): Don't cleanup_cfg.
29740 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
29742 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
29743 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
29744 operate on the top of stack.
29745 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
29746 register handling of instructions that output to the second
29748 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
29749 (move_for_stack_reg): Special-case check for dead destination
29750 stack slot for constant load of 1.0 inside UNSPEC_TAN.
29752 * config/i386/i386.md (UNSPEC_TAN): New constant.
29753 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
29754 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
29755 to correctly model move of constant 1.0 to top stack slot.
29756 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
29757 (unnamed peephole2 pattern): Remove corresponding peephole2
29758 pattern that optimizes tan insn and loading of constant 1.0.
29759 (tanxf2): Use fptanxf4_i387.
29760 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
29761 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
29762 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
29763 disable patterns for SSE math.
29764 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
29765 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
29767 2007-01-18 Dirk Mueller <dmueller@suse.de>
29768 Richard Guenther <rguenther@suse.de>
29771 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
29772 * common.opt (Warray-bounds): Add new warning option.
29773 * c-opts.c (c_common_handle_option): Define -Warray-bounds
29775 * Makefile.in: make tree-vrp.o depend on toplev.h
29776 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
29778 (check_array_refs, check_array_bounds, check_array_ref): New.
29780 2007-01-18 Jan Hubicka <jh@suse.cz>
29782 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
29783 (execute_ssa_ccp): Return flags conditionally.
29784 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
29786 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
29788 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
29790 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
29791 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
29793 * Makefile.c (GTFILES): Add cfglayout.h.
29794 * gengtype.c (open_base_files): Likewise.
29795 * cfglayout.c (cfg_layout_function_footer,
29796 cfg_layout_function_header) Reindent to make gengtype happy.
29797 * cfglayout.h (cfg_layout_function_footer,
29798 cfg_layout_function_header): Add GTY(()) marker.
29800 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
29802 2007-01-18 Ben Elliston <bje@au.ibm.com>
29804 * genautomata.c (write_automata): Include xstrerror output in the
29805 error message if writing the DFA description file fails.
29807 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
29809 * config/mips/mips-protos.h (mips_output_external): Make it
29811 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
29812 * config/mips/mips.c (irix_output_external_libcall): Likewise.
29813 (extern_list): Likewise.
29814 (extern_head): Likewise.
29815 (TARGET_ASM_FILE_END): Likewise.
29816 (mips_file_end): Likewise.
29817 (mips_output_external): Rewritten.
29819 2007-01-18 Ben Elliston <bje@au.ibm.com>
29821 * genpreds.c (write_insn_preds_c): Only write out the function
29822 body for regclass_for_constraint if we have register constraints.
29824 2007-01-17 Tom Tromey <tromey@redhat.com>
29826 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
29827 * doc/install.texi (Testing): Use sourceware.org.
29828 (Binaries): Likewise.
29829 (Specific): Likewise.
29830 * doc/contrib.texi (Contributors): Use sourceware.org.
29832 2007-01-17 Anatoly Sokolov <aesok@post.ru>
29834 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
29835 (AVR_ENHANCED): Rename to ...
29836 (AVR_HAVE_MUL): ... new.
29837 (avr_enhanced_p): Rename to ...
29838 (avr_have_mul_p): ... new.
29839 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
29840 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
29841 * config/avr/avr.c (avr_enhanced_p): Rename to ...
29842 (avr_have_mul_p): ... new.
29843 (base_arch_s): Rename 'enhanced' to 'have_mul'.
29844 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
29845 'avr_enhanced_p' and 'enhanced'.
29846 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
29847 AVR_HAVE_MUL instead of AVR_ENHANCED.
29848 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
29849 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
29850 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
29851 instead of AVR_ENHANCED.
29852 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
29853 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
29854 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
29856 2007-01-17 Ian Lance Taylor <iant@google.com>
29858 * vec.h (VEC_reserve_exact): Define.
29859 (vec_gc_p_reserve_exact): Declare.
29860 (vec_gc_o_reserve_exact): Declare.
29861 (vec_heap_p_reserve_exact): Declare.
29862 (vec_heap_o_reserve_exact): Declare.
29863 (VEC_OP (T,A,reserve_exact)): New static inline function, three
29865 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
29866 negative parameter.
29867 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
29868 (VEC_OP (T,A,copy)) [all versions]: Likewise.
29869 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
29870 * vec.c (calculate_allocation): Add exact parameter. Change all
29872 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
29873 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
29874 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
29875 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
29876 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
29877 (vec_heap_p_reserve_exact): New function.
29878 (vec_heap_o_reserve_exact): New function.
29880 2007-01-17 Jan Hubicka <jh@suse.cz>
29882 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
29884 2007-01-17 Eric Christopher <echristo@apple.com>
29886 * config.gcc: Support core2 processor.
29888 2007-01-16 Jan Hubicka <jh@suse.cz>
29890 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
29891 the names, just unlink the chain so we don't crash on dangling
29895 2007-01-16 Jan Hubicka <jh@suse.cz>
29897 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
29898 * tree-pass.h: Reorder to make IPA passes appear toegher.
29899 (pass_early_inline, pass_inline_parameters, pass_apply_inline):
29901 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
29902 parameters, do not call early inliner.
29903 * ipa-inline.c: Update comments. Include tree-flow.h
29904 (cgraph_decide_inlining): Do not compute inlining parameters.
29905 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
29906 be called with function context set up.
29907 (pass_ipa_inline): Remove unreachable functions before pass.
29908 (cgraph_early_inlining): Simplify assuming to be called from the
29910 (pass_early_inline): New pass.
29911 (cgraph_gate_ipa_early_inlining): New gate.
29912 (pass_ipa_early_inline): Turn into simple wrapper.
29913 (compute_inline_parameters): New function.
29914 (gate_inline_passes): New gate.
29915 (pass_inline_parameters): New pass.
29916 (apply_inline): Move here from tree-optimize.c
29917 (pass_apply_inline): New pass.
29918 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
29920 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
29921 doing them by hand.
29922 (tree_function_versioning): Do not allocate dummy struct function.
29923 * tree-inline.h (optimize_inline_calls): Update prototype.
29924 * tree-optimize.c (execute_fixup_cfg): Export.
29925 (pass_fixup_cfg): Remove
29926 (tree_rest_of_compilation): Do not apply inlines.
29927 * tree-flow.h (execute_fixup_cfg): Declare.
29928 * Makefile.in (gt-passes.c): New.
29929 * passes.c: Include gt-passes.h
29930 (init_optimization_passes): New passes.
29931 (nnodes, order): New static vars.
29932 (do_per_function_toporder): New function.
29933 (execute_one_pass): Dump current pass here.
29934 (execute_ipa_pass_list): Don't dump current pass here.
29936 2007-01-16 Janis Johnson <janis187@us.ibm.com>
29938 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
29939 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
29941 2007-01-16 David Edelsohn <edelsohn@gnu.org>
29943 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
29944 (strong_alias): Define.
29945 (__gcc_qmul): Provide non-FMA for soft-float.
29946 (__gcc_qdiv): Same.
29951 (__gcc_qunord): New.
29961 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
29962 soft-float functions.
29963 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
29964 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
29965 about long double soft float.
29967 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
29968 Tehila Meyzels <tehila@il.ibm.com>
29970 * tree-vectorizer.h (is_pattern_stmt_p): New.
29971 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
29972 formatting (tabs instead of spaces). Cleanup and clarify setting
29973 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
29974 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
29975 (vectorizable_type_demotion): Check that types are integral.
29976 (vectorizable_type_promotion): Likewise.
29977 (vectorizable_store): Fix typo. Eliminate new-line at end of
29980 2007-01-16 Jan Hubicka <jh@suse.cz>
29982 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
29985 2007-01-15 Eric Christopher <echristo@apple.com>
29987 * ifcvt.c: Include vec.h, vecprim.h.
29988 (check_cond_move_block): New argument regs.
29989 Reorganize. Add registers used to regs.
29990 (cond_move_process_if_block): Use regs set above as
29993 2007-01-15 Eric Christopher <echristo@apple.com>
29995 * config/darwin.h: Update copyright.
29996 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
29997 (LINK_COMMAND_SPEC): Add -u.
29998 (LINK_SPEC): Fix umbrella for above.
30000 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
30002 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
30005 2007-01-15 Tom Tromey <tromey@redhat.com>
30007 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
30008 * doc/install.texi (Testing): Don't mention jacks.
30009 (Configuration): Document --enable-java-maintainer-mode. Move
30010 --with-java-home to libgcj-specific section. Document
30012 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
30014 2007-01-15 Jan Hubicka <jh@suse.cz>
30016 * tree-ssa-dce.c (DCE_TODOs): New.
30017 (propagate_necessity): Return if something changed.
30018 (eliminate_unnecessary_stmts): Likewise.
30019 (perform_tree_ssa_dce): Return TODO flags when needed.
30020 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
30022 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
30024 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
30025 (fyl2x_extend<mode>xf3_i387): New insn pattern.
30026 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
30027 patterns using X87MODEF12 mode macro. Extend operand 1
30028 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
30029 (log10<mode>2): Ditto.
30030 (log2<mode>2): Ditto.
30031 (log1p<mode>2): Ditto.
30032 (logb<mode>2): Ditto.
30033 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
30034 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
30035 (*fxtractxf3_i387): Rename from *fxtractxf3.
30036 (fxtract_extend<mode>xf3_i387): New insn pattern.
30037 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
30038 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
30039 and gen_fyl2xxf3_i387().
30041 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
30043 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
30044 * cfgloopmanip.c (fix_loop_placement): Made static. Use
30045 get_loop_exit_edges. Changed return type to bool.
30046 * cfgloop.h (fix_loop_placement): Declaration removed.
30048 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
30050 * param.h (MIN_VECT_LOOP_BOUND): New.
30051 * params.def (MIN_VECT_LOOP_BOUND): New.
30052 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
30053 argument - minimum threshold for number of iterations.
30054 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
30055 argument to declaration.
30056 * tree-vect-analyze.c (vect_analyze_operations): Check value of
30057 MIN_VECT_LOOP_BOUND.
30058 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
30059 slpeel_tree_peel_loop_to_edge with additional argument.
30060 (vect_do_peeling_for_alignment): Likewise.
30061 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
30063 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
30066 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
30067 operands of size 1.
30069 2007-01-14 Jan Hubicka <jh@suse.cz>
30071 * tree-dfa.c (remove_referenced_var): New function.
30072 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
30073 prune referenced vars list too.
30074 * tree-flow.h (remove_referenced_var): Declare.
30076 2007-01-14 Jan Hubicka <jh@suse.cz>
30078 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
30080 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
30081 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
30082 * except.h (verify_eh_throw_table_statements): Kill prototype.
30083 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
30084 into call exrepssions.
30085 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
30087 * tree-cfg.c: Include pointer-set.h.
30088 (verify_node_sharing): Work on pointer set.
30089 (verify_eh_throw_stmt_node): New.
30090 (verify_stmts): Use pointers sets, verify throw_stmt.
30092 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
30094 * ipa-reference.c (analyze_function): Consider also addresses taken
30097 2007-01-12 Roger Sayle <roger@eyesopen.com>
30099 * c-typeck.c (null_pointer_constant_p): Replace use of
30100 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
30101 (build_c_cast): Likewise.
30103 2007-01-12 Roger Sayle <roger@eyesopen.com>
30105 * tree.h (force_fit_type_double): Remove unused final argument.
30106 * c-common.c (constant_expression_warning): Replace use of
30107 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
30108 (convert_and_check): Likewise.
30109 (shorten_compare): Update call to force_fit_type_double.
30110 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
30111 * convert.c (convert_to_pointer): Update call to
30112 force_fit_type_double.
30113 * fold-const.c (force_fit_type_double): Remove overflowed_const
30115 (int_const_binop, fold_convert_const_int_from_int,
30116 fold_convert_const_int_from_real, fold_div_compare,
30117 fold_sign_changed_comparison, fold_unary, fold_negate_const,
30118 fold_abs_const, fold_not_const): Remove the final argument from
30119 calls to force_fit_type_double.
30121 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
30123 * configure.ac: Set insn to "nop" for spu-*-* also.
30124 * configure: Regenerate.
30126 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
30128 * builtins.def : Add BUILT_IN_FREE.
30130 2007-01-12 Jan Hubicka <jh@suse.cz>
30132 PR tree-optimization/30443
30133 * tree-inline.c (tree_function_versioning): Do not optimize when
30134 cloning for inlining.
30136 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
30138 * doc/loop.texi: Document recording of loop exits.
30139 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
30140 (update_single_exits_after_duplication,
30141 update_single_exit_for_duplicated_loop,
30142 update_single_exit_for_duplicated_loops): Removed.
30143 (duplicate_loop_to_header_edge): Do not call
30144 update_single_exits_after_duplication and
30145 update_single_exit_for_duplicated_loops.
30146 (loop_version): Do not update single_exit information.
30147 (fix_loop_structure): Use record_loop_exits instead of
30148 mark_single_exit_loops.
30149 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
30150 the lists of loop exits.
30151 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
30152 split_edge, merge_blocks): Update the lists of loop exits.
30153 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
30154 loop_optimizer_init.
30155 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
30156 of mark_single_exit_loops.
30157 (loop_optimizer_finalize): Call release_recorded_exits.
30158 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
30159 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
30160 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
30161 update single exit information.
30162 * lambda-code.c (perfect_nestify): Ditto.
30163 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
30164 (mark_single_exit_loops): Removed.
30165 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
30166 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
30167 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
30169 (get_loop_exit_edges, single_exit): Use recorded exit lists.
30170 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
30171 (verify_loop_structure): Verify consistency of the exit lists.
30172 (flow_loops_find): Use alloc_loop. Initialize exits hash.
30173 (set_single_exit): Removed.
30174 * cfgloop.h (struct loop_exit): New function.
30175 (struct loop): single_exit_ field replaced by exits field.
30176 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by
30177 LOOPS_HAVE_RECORDED_EXITS.
30178 (struct loops): Added exits hash.
30179 (mark_single_exit_loops, set_single_exit): Declaration removed.
30180 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
30182 2007-01-12 Richard Sandiford <richard@codesourcery.com>
30184 * doc/invoke.texi: Avoid use of @headitem.
30186 2007-01-12 Richard Sandiford <richard@codesourcery.com>
30188 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
30190 2007-01-12 Richard Sandiford <richard@codesourcery.com>
30192 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
30195 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
30196 Richard Sandiford <richard@codesourcery.com>
30198 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
30199 * config/m68k/m68k.opt: Resort options.
30200 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
30202 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
30203 Richard Sandiford <richard@codesourcery.com>
30205 * doc/invoke.texi: Document the macros that are defined by
30206 m68k's -mtune and -mhard-float options.
30207 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
30208 (m68k_cpp_cpu_family): Likewise.
30209 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
30210 of __ucfv*__ macros. Define __mcffpu__ if generating code for
30211 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
30212 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
30213 (m68k_cpp_cpu_family): Likewise.
30215 2007-01-12 Richard Sandiford <richard@codesourcery.com>
30217 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
30218 macros besides mc68000 as tuning macros. Use a switch statement
30219 to set them and mcpu32.
30221 2007-01-12 Julian Brown <julian@codesourcery.com>
30223 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
30224 (TARGET_68040_ONLY): Rename to...
30225 (TARGET_68040): ...this.
30226 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
30227 * config/m68k/m68k.md: Likewise.
30229 2007-01-12 Julian Brown <julian@codesourcery.com>
30230 Nathan Sidwell <nathan@codesourcery.com>
30231 Richard Sandiford <richard@codesourcery.com>
30233 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
30234 the -mcpu= argument associated with the --with-cpu setting.
30235 Define M68K_DEFAULT_TUNE to the default -mtune= option,
30236 if different from the one implied by the -mcpu setting.
30237 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
30238 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
30239 * doc/invoke.texi: Mention ColdFire in the introduction to the
30240 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
30241 -mno-div and -mhard-float options. Make -m68881 a synonym for
30242 -mhard-float. Document the previously-undocumented -m5206e,
30243 -m528x, -m5307 and -m5407 options. Tweak the existing option
30244 documentation for consistency.
30245 * doc/install.texi: Mention new --with-cpu arguments.
30246 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
30247 default CPU if neither -mcpu nor -march are specified.
30248 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
30249 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
30250 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
30251 using m68k_tune to decide between families that implement the
30252 same ISA. Use m68k_tune to set __mcfv4e__.
30253 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
30254 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
30255 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
30256 (FL_ISA_C, FL_ISA_MMU): New macros.
30257 (MASK_COLDFIRE): Delete.
30258 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
30259 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
30260 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
30261 (TARGET_HARD_FLOAT): Do not define here.
30262 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
30263 (TUNE_68000): New macro.
30264 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
30265 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
30266 (TUNE_CFV2): Redefine in terms of m68k_tune.
30267 (uarch_type, target_device, fpu_type): New enums.
30268 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
30269 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
30270 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
30271 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
30272 (FL_FOR_isa_c): New macros.
30273 (m68k_isa): New enum.
30274 (m68k_target_selection): New structure.
30275 (all_devices, all_isas, all_microarchs): New tables.
30276 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
30277 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
30278 (MASK_ALL_CPU_BITS): Delete.
30279 (m68k_find_selection): New function.
30280 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
30281 Map the legacy target options to a combination of the new ones.
30282 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
30283 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
30284 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
30286 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
30287 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
30289 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
30290 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
30291 * config/m68k/m68k-devices.def: New file.
30293 2007-01-12 Richard Sandiford <richard@codesourcery.com>
30294 Nathan Sidwell <nathan@codesourcery.com>
30296 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
30297 (SUBTARGET_EXTRA_SPECS): New macros.
30298 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
30299 use %(asm_cpu_spec) instead.
30300 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
30301 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
30302 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
30303 (EXTRA_SPECS): Rename to...
30304 (SUBTARGET_EXTRA_SPECS): ...this.
30306 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
30307 Richard Sandiford <richard@codesourcery.com>
30308 Julian Brown <julian@codesourcery.com>
30310 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
30311 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
30312 to the configuration's default CPU.
30313 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
30314 Remove default masks.
30315 (m680[012]0-*-*): Set the default with_cpu to the first part of
30317 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
30318 (m68k*-*-linux): Extend the --with-cpu handling to...
30319 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
30320 and m68010. Don't set target_cpu_default2.
30321 * doc/install.texi: Document --with-cpu for m68k.
30322 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
30323 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
30324 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
30325 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
30326 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
30327 (ASM_SPEC): Remove use of %(asm_cpu_default).
30328 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
30329 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
30330 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
30331 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
30332 __HAVE_FPU__ if TARGET_HARD_FLOAT.
30333 (TARGET_DEFAULT): Delete.
30334 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
30335 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
30336 (CPP_CPU_SPEC): Delete.
30337 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
30338 the appropriate string.
30339 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
30340 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
30341 (ASM_SPEC): Don't use %(asm_default_spec).
30342 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
30343 TARGET_DEFAULT and add MASK_68881.
30344 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
30346 2007-01-12 Richard Sandiford <richard@codesourcery.com>
30348 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
30349 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
30350 MASK_68010 alongside MASK_68020.
30351 * doc/invoke.texi: Document -m68010.
30352 * config/m68k/m68k.opt (m68010): New.
30353 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
30355 (TUNE_68010): New macro.
30356 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
30357 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
30358 (M68K_CPU_m68332): Add MASK_68010.
30359 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
30360 fallback definition.
30361 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
30363 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
30364 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
30365 to all entries that use MASK_68020.
30366 (output_move_simode_const, output_move_himode, output_move_qimode)
30367 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
30368 instead of TARGET_68020 to select clr behavior. Remove comment
30369 about there being no TARGET_68010.
30370 * config/m68k/m68k.md: Likewise throughout.
30372 2007-01-12 Julian Brown <julian@codesourcery.com>
30374 * config/m68k/m68k.h (TARGET_ISAB): New macro.
30375 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
30376 * config/m68k/m68k.md: Likewise.
30378 2007-01-12 Julian Brown <julian@codesourcery.com>
30380 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
30381 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
30383 2007-01-12 Julian Brown <julian@codesourcery.com>
30385 * config/m68k/m68k.h (TUNE_68040_60): New macro.
30386 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
30387 * config/m68k/m68k.md: Likewise.
30389 2007-01-12 Julian Brown <julian@codesourcery.com>
30390 Richard Sandiford <richard@codesourcery.com>
30392 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
30393 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
30394 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
30396 (TARGET_CPU32): Rename to...
30397 (TUNE_CPU32): ...this.
30398 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
30399 (TUNE_CFV2): New macros.
30400 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
30401 remove conditions that are implied by TARGET_68020.
30402 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
30403 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
30404 (m68k_output_function_epilogue): Likewise.
30405 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
30406 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
30407 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
30408 non-68000 timings. Refactor multiplication and division costs.
30409 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
30410 TUNE_CPU32 instead of TARGET_CPU32.
30411 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
30412 and TUNE_68060 instead of TARGET_68060.
30413 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
30414 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
30416 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
30417 && !TARGET_COLDFIRE" to choose between moveq and clr.
30418 Likewise in the unnamed movsf pattern.
30419 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
30420 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
30423 2007-01-12 Richard Sandiford <richard@codesourcery.com>
30425 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
30426 of tabbing before backslashes.
30428 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
30430 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
30431 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
30432 (ASM_OUTPUT_INTERNAL_LABEL): Define.
30434 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
30436 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
30437 find_interesting_uses_cond.
30438 (find_interesting_uses_cond): Use extract_cond_operands.
30439 (rewrite_use_compare): Use extract_cond_operands and
30440 force_gimple_operand_bsi. Do not call update_stmt.
30441 (determine_use_iv_cost_condition): Use extract_cond_operands.
30442 Return cheaper of using original bound and changing the exit bound.
30444 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
30446 PR tree-optimization/29516
30447 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
30448 most_expensive_mult_to_index, addr_to_parts,
30449 create_mem_ref, maybe_fold_tmr): Make the type of
30450 fields of TARGET_MEM_REF sizetype.
30451 (move_fixed_address_to_symbol, move_pointer_to_base):
30453 * tree.def (TARGET_MEM_REF): Add comment on types of
30456 2007-01-11 Joseph Myers <joseph@codesourcery.com>
30458 * c-common.c (vector_types_convertible_p): Treat opaque types as
30459 always convertible if they have the same size, but not otherwise.
30461 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
30463 * ifcvt.c (struct noce_if_info): Add comments to the fields.
30464 Remove the b_unconditional field.
30465 (noce_try_sign_mask): Do not look at b_unconditional.
30466 (noce_process_if_block): Do not use merge_if_blocks. Update
30467 the CFG here. Do not set b_unconditional.
30468 (cond_move_process_if_block): Likewise.
30469 (find_cond_trap): Likewise.
30470 (check_cond_move_block): Require simple jump insns at the end
30471 of the basic block.
30473 2007-01-11 Jan Hubicka <jh@suse.cz>
30475 PR tree-optimization/1046
30476 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
30477 when alias info is not ready.
30478 (pass_tail_recursion): Do not require aliasing.
30479 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
30480 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
30481 * tree-ssa-copy.c (pass_copy_prop): Likewise.
30482 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
30483 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
30484 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
30485 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
30487 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
30488 When aliasing is not build, mark statement as volatile.
30490 2007-01-11 Tom Tromey <tromey@redhat.com>
30492 PR preprocessor/15185, PR preprocessor/20989:
30493 * doc/cppopts.texi <-MT>: Update description of algorithm for
30494 computing default target.
30495 <-M, -MD>: Reword "basename" text.
30497 2007-01-11 Roger Sayle <roger@eyesopen.com>
30499 * builtins.c (expand_builtin_pow, expand_builtin_powi,
30500 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
30501 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
30502 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
30503 fold_builtin_bswap, real_constp, fold_builtin_pow,
30504 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
30505 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
30506 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
30507 * convert.c (convert_to_pointer): Likewise.
30508 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
30509 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
30510 const_binop, fold_convert_const_int_from_int,
30511 fold_convert_const_int_from_real,
30512 fold_convert_const_real_from_real, sign_bit_p,
30513 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
30514 fold_sign_changed_comparison, fold_unary, fold_comparison,
30515 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
30516 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
30517 * print-tree.c (print_node_brief, print_node): Likewise.
30518 * stor-layout.c (place_field, layout_type): Likewise.
30519 * tree-chrec.c (keep_cast): Likewise.
30520 * tree.c (build_vector, build_real, build_real_from_int_cst,
30521 build_complex): Likewise.
30523 2007-01-11 Roger Sayle <roger@eyesopen.com>
30525 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
30526 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
30528 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
30530 * configure.ac (strict1_warn): Rename to strict_warn.
30531 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
30532 cc_set_by_configure, quoted_cc_set_by_configure,
30533 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
30534 all_boot_languages, all_stagestuff): Remove.
30535 (target_list): Remove bootstrap targets.
30536 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
30537 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
30538 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
30539 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
30540 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
30541 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
30542 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
30543 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
30544 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
30545 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
30546 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
30547 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
30548 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
30549 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
30550 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
30551 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
30552 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
30553 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
30554 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
30555 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
30556 (mostlyclean): Adjust.
30557 (clean, distclean): Don't mention bootstrap stuff.
30558 * configure: Regenerate.
30559 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
30560 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
30561 treelang/config-lang.in (stagestuff): Remove.
30562 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
30563 stageprofile, stagefeedback, stagestuff): Remove mention.
30565 2007-01-11 Nick Clifton <nickc@redhat.com>
30567 * config/mcore/predicates.md (mcore_general_movesrc_operand):
30569 (mcore_general_movdst_operand): Do not accept CONST_INTs.
30570 (mcore_arith_K_S_operand): Run the test for the S constraint not
30571 the test for the M constraint.
30572 (mcore_addsub_operand): Do not accept integer values that are
30573 larger than 32 bits.
30574 * config/mcore/mcore.md: Remove unused constraints from split.
30575 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
30576 (addsi3): Likewise.
30577 (allocate_stack): Likewise.
30578 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
30579 operands to 32 bits.
30580 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
30582 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
30583 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
30584 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
30585 mcore_output_bclri, mcore_output_andn, output_inline_const,
30586 mcore_output_move, mcore_output_movedouble): Likewise.
30587 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
30588 (output_inline_const): Likewise.
30589 (output_inline_const): Fix format strings used in sprintf
30591 * config/mcore/mcore-protos.h: Update prototypes for changed
30592 functions in mcore.c.
30593 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
30594 HOST_WIDE_INT and not int.
30595 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
30596 CONST_OK_FOR_N): Likewise.
30597 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
30598 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
30601 2007-01-10 Jan Hubicka <jh@suse.cz>
30603 * tree-vrp.c (remove_range_assertions): Release defs.
30604 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
30605 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
30607 2007-01-10 Paul Brook <paul@codesourcery.com>
30609 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
30610 * config/arm/arm.md (mulsi3subsi): New insn.
30612 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
30614 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
30615 (tree_transform_and_unroll_loop): New.
30616 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
30619 2007-01-10 Robert Kennedy <jimbob@google.com>
30621 * fold-const.c (fold_comparison): Fold comparisons like (x *
30622 1000 < 0) to (x < 0).
30624 2007-01-10 Ian Lance Taylor <iant@google.com>
30626 * tree-pretty-print.c (dump_generic_node): Print parentheses when
30627 operands have the same priority.
30629 2007-01-10 Tom Tromey <tromey@redhat.com>
30631 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
30632 (fold_binary): Likewise.
30633 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
30634 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
30635 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
30636 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
30637 * langhooks.h (struct lang_hooks): Removed field
30638 'can_use_bit_fields_p'.
30640 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
30642 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
30644 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
30646 * function.c (get_last_funcdef_no): New function.
30647 * function.h (get_last_funcdef_no): Declare.
30648 * tree-inline.c (initialize_cfun): Add initialization.
30649 (tree_function_versioning): Cleanup.
30651 2007-01-10 Jan Hubicka <jh@suse.cz>
30653 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
30656 2007-01-10 Sa Liu <saliu@de.ibm.com>
30657 Ben Elliston <bje@au.ibm.com>
30659 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
30660 for SAVE_NONLOCAL and Pmode for any other save level.
30661 * spu-protos.h (spu_restore_stack_block): Declare.
30662 * spu.md (save_stack_block): Remove.
30663 (restore_stack_block): Call spu_restore_stack_block.
30664 * spu.c (spu_restore_stack_block): New function.
30665 (spu_expand_epilogue): Remove old comment.
30667 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
30669 PR tree-optimization/30322
30670 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
30671 (cand_value_at): Return the value as aff_tree.
30672 (may_eliminate_iv): Convert the bound from aff_tree to tree.
30673 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
30674 aff_combination_mult): New functions.
30675 (aff_combination_add): Use aff_combination_add_cst.
30676 (aff_combination_convert): Allow conversions to a wider type.
30677 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
30678 * tree-affine.h (aff_combination_mult): Declare.
30680 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
30682 * doc/tm.texi: Update documentation to reflect reality of exec
30683 and start file search behaviours. Update copyright year.
30684 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
30685 header file directories.
30687 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
30689 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
30690 (*cosxf2): Rename to cosxf2_i387.
30691 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
30692 using X87MODEF12 mode macro. Rename patterns to
30693 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
30695 (*cosdf2, *cossf2): Ditto.
30696 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
30697 to match extended input operands.
30698 (sincos<mode>3): New expander.
30699 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
30700 insn patterns and corresponding splitters.
30702 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
30704 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
30705 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
30707 2007-01-09 Nicolas Pitre <nico@cam.org>
30710 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
30712 2007-01-08 Geoffrey Keating <geoffk@apple.com>
30714 * target.h (struct gcc_target): New field library_rtti_comdat.
30715 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
30716 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
30717 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
30718 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
30720 2007-01-08 Geoffrey Keating <geoffk@apple.com>
30722 * doc/invoke.texi (Optimize Options): Correct description of -O0.
30724 2007-01-08 Richard Guenther <rguenther@suse.de>
30726 * tree.h (force_fit_type_double): Export.
30727 (force_fit_type): Remove.
30728 * fold-const.c (force_fit_type_double): New function.
30729 (force_fit_type): Remove.
30730 (int_const_binop): Use it.
30731 (fold_convert_const_int_from_int): Likewise.
30732 (fold_convert_const_int_from_real): Likewise.
30733 (fold_div_compare): Likewise.
30734 (fold_sign_changed_comparison): Likewise.
30735 (fold_unary): Likewise.
30736 (fold_negate_const): Likewise.
30737 (fold_abs_const): Likewise.
30738 (fold_not_const): Likewise.
30739 * c-common.c (shorten_compare): Use force_fit_type_double.
30740 * convert.c (convert_to_pointer): Likewise.
30742 2007-01-08 Richard Guenther <rguenther@suse.de>
30744 * tree.h (build_int_cst_wide_type): Export.
30745 * tree.c (build_int_cst_wide_type): New function.
30746 (build_int_cst_wide): Fix comment.
30747 * builtins.c (fold_builtin_object_size): Use build_int_cst
30748 to build -1 or 0 of the correct type. Use fit_double_type
30749 to check for overflow.
30750 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
30752 (decode_field_reference): Likewise.
30753 (all_ones_mask_p): Likewise.
30754 (native_interpret_int): Use build_int_cst_wide_type.
30755 (fold_binary): Use build_int_cst_type to build an all-ones
30757 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
30759 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
30761 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
30763 2007-01-09 Ben Elliston <bje@au.ibm.com>
30765 * genautomata.c (STATS_OPTION): New option.
30766 (stats_flag): New flag.
30767 (gen_automata_option): Handle it.
30768 (initiate_automaton_gen): Ditto.
30769 (write_automata): Output statistics only if stats_flag is
30770 set. Likewise, output time statistics only if time_flag is set.
30771 * doc/md.texi (Processor pipeline description): Document new flag.
30773 2007-01-08 Richard Guenther <rguenther@suse.de>
30775 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
30776 * tree.c (build_int_cst_type): Likewise.
30777 (size_in_bytes): Don't call force_fit_type on the result.
30778 (int_fits_type_p): Use fit_double_type.
30779 * fold-const.c (fit_double_type): New function.
30780 (force_fit_type): Use it.
30781 * tree.h (fit_double_type): Export.
30783 2007-01-08 Jan Hubicka <jh@suse.cz>
30785 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
30786 * ipa.c (function_and_variable_visibility): Fix return type.
30788 2007-01-08 Richard Guenther <rguenther@suse.de>
30790 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
30791 of offset to build the index.
30792 * tree-pretty-print.c (dump_generic_node): Don't build negated
30793 const just for printing.
30794 * c-pretty-print.c (pp_c_integer_constant): Likewise.
30795 * builtins.c (fold_builtin_int_roundingfn): Check if result
30796 fits the type by using force_fit_type and comparing the result.
30797 * predict.c (predict_loops): Use compare_tree_int for comparison.
30798 * tree.c (build_int_cst): Fall back to integer_type_node for
30800 (build_int_cst_wide): Assert type is non-null.
30802 2007-01-08 Roberto Costa <roberto.costa@st.com>
30804 * tree-vrp.c (extract_range_from_cond_expr): New.
30805 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
30806 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
30808 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
30809 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
30810 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
30811 used as expressions.
30812 * tree-object-size.c (cond_expr_object_size): New.
30813 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
30815 2007-01-08 Jan Hubicka <jh@suse.cz>
30817 * tree-ssa-forwprop.c (forward_propagate_into_cond,
30818 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
30821 2007-01-08 Richard Guenther <rguenther@suse.de>
30823 PR tree-optimization/23603
30824 * tree-vrp.c (set_value_range_to_truthvalue): New function.
30825 (extract_range_from_binary): Fall back to truthvalue instead of
30826 varying for TRUTH_*_EXPR.
30827 (extract_range_from_comparison): Fall back to truthvalue instead of
30829 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
30830 if all visited PHI values were constant.
30832 2007-01-08 Jan Hubicka <jh@suse.cz>
30834 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
30835 (cgraph_analyze_function): break out from ...
30836 (cgraph_finalize_compilation_unit): ... here.
30837 (cgraph_expand_function): Remove forgoten commented out line.
30838 (cgraph_optimize): Analyze functions.
30840 2007-01-08 Jan Hubicka <jh@suse.cz>
30842 * tree-pas.h (TODO_remove_function): New flag.
30843 (TODO_update*): Renumber.
30844 (pass_ipa_increase_alignment,
30845 pass_ipa_function_and_variable_visibility): New passes.
30846 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
30847 (cgraph_function_and_variable_visibility): Move to ipa.c
30848 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
30849 cgraph_increase_alignment.
30850 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
30851 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
30852 calling tree-inline.
30853 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
30854 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
30855 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
30856 (gate_increase_alignment): New function.
30857 (pass_ipa_increase_alignment): New pass.
30858 * ipa.c: Inline tree-pass.h and timevar.h
30859 (function_and_variable_visibility): Move here from cgraphunit.c
30860 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
30861 * passes.c (init_optimization_passes): Add the two new passes.
30862 (execute_todo): Handle cgraph_remove_functions.
30864 2007-01-08 Nick Clifton <nickc@redhat.com>
30866 * config/frv/predicates.md (reg_or_0_operand): Accept
30869 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
30871 * config/bfin/rtems.h, config/bfin/t-rtems: New.
30872 * config.gcc: Add bfin*-rtems*.
30874 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
30876 * c.opt: Add -flax-vector-conversions.
30877 * c-typeck.c (convert_for_assignment): Pass flag to
30878 vector_types_convertible_p to allow emission of note.
30879 (digest_init): Likewise.
30880 * c-opts.c: Handle -flax-vector-conversions.
30881 * c-common.c (flag_lax_vector_conversions): New.
30882 (vector_types_convertible_p): Unless -flax-vector conversions
30883 has been passed, disallow conversions between vectors with
30884 differing numbers of subparts and/or element types. If such
30885 a conversion is disallowed, possibly emit a note on the first
30886 occasion only to inform the user of -flax-vector-conversions.
30887 The new last argument specifies this.
30888 * c-common.h (flag_lax_vector_conversions): New.
30889 (vector_types_convertible_p): Add extra argument.
30890 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
30891 char_type_node for V*QI type vectors.
30892 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
30893 Update to satisfy new typechecking rules.
30894 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
30895 C and C++ variants.
30896 * doc/invoke.texi (C Dialect Options): Document
30897 -flax-vector-conversions.
30899 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
30901 PR tree-optimization/29877
30902 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
30903 a register variable on the RHS to not be replaceable.
30905 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
30906 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
30907 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
30908 const_simm15, const_pow2, const_npow2): Added.
30909 * config/score/misc.md (insv, extv, extzv, movmemsi,
30910 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
30911 * config/score/score.c (score_address_cost, score_select_cc_mode):
30913 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
30914 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
30915 Update score_print_operand.
30916 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
30917 Adjust register allocate order and update some macro define.
30918 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
30919 mdx_block_move_straight, mdx_block_move_loop_head,
30920 mdx_block_move_loop_body, mdx_block_move_loop_foot,
30921 mdx_block_move_loop, mdx_block_move): Added.
30922 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
30923 mdp_limm): Updated and fix some bug and typo.
30924 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
30925 (movsf, movdf, doloop_end): Added.
30927 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
30929 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
30930 config/arm/thumb2.md: Fix comment typos.
30931 * doc/extend.texi: Fix a typo.
30933 2007-01-07 Eric Christopher <echristo@apple.com>
30935 * configure.ac: Check for __stack_chk_fail for darwin.
30936 * configure: Regenerate.
30938 2007-01-07 Richard Guenther <rguenther@suse.de>
30940 * tree-vrp.c (extract_range_from_assert): CSE calls to
30941 compare_values where possible.
30942 (extract_range_from_unary_expr): Likewise.
30944 2007-01-07 Anatoly Sokolov <aesok@post.ru>
30946 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
30947 * config/avr/avr.c (call_insn_operand): Delete function.
30948 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
30949 instead of register number. Use predicates.
30950 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
30951 call_insn_operand): Add.
30953 2007-01-06 Jan Hubicka <jh@suse.cz>
30955 * tree-pass.h (pass_build_cgraph_edges): Declare.
30956 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
30957 (visited_nodes): Remove.
30958 (cgraph_create_edges): Move to cgraphbuild.c; rename to
30959 build_cgrpah_edges; make visited_nodes local.
30960 (cgraph_process_new_functions): DO not call initialize_inline_failed.
30961 (record_references_in_initializer): Move to cgraphbuild.c
30962 (initialize_inline_failed, rebuild_cgraph_edges,
30963 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
30964 (verify_cgraph_node): Make visited_nodes local.
30965 (cgraph_analyze_function): Do not call cgraph_create_edges and
30966 initialize_inline_failed.
30967 (cgraph_expand_function): Do not call cgraph_lower_function;
30968 assert that function is already lowered.
30969 * Makefile.in (cgraphbuild.o): New.
30970 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
30971 at the end of lowering passes.
30973 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
30975 * ifcvt.c (cond_move_convert_if_block): New function, code
30976 factored out from...
30977 (cond_move_process_if_block): ...here. Call the new function
30978 on the THEN and ELSE blocks.
30979 (merge_if_block): Do not copy global_live_at_end, merge_blocks
30980 already takes care of this.
30982 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
30985 * tree.h (TREE_OVERFLOW_P): New.
30986 * c-typeck.c (parser_build_unary_op): Warn only if result
30987 overflowed and operands did not.
30988 (parser_build_binary_op): Likewise.
30989 (convert_for_assignment): Remove redundant overflow_warning.
30990 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
30992 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
30994 * c-typeck.c (store_init_value): Split over two lines to follow
30995 the GNU coding style.
30997 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
30999 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
31000 __GXX_EXPERIMENTAL_CXX0X__.
31001 * doc/cpp.texi: Same.
31003 2007-01-05 Richard Guenther <rguenther@suse.de>
31005 PR middle-end/27826
31006 * tree.c (get_narrower): Do not construct COMPONENT_REFs
31007 with mismatched types. Instead explicitly build a
31008 conversion NOP_EXPR.
31010 2007-01-05 Ian Lance Taylor <iant@google.com>
31012 * c-common.c (decl_with_nonnull_addr_p): New function.
31013 (c_common_truthvalue_conversion): Call it.
31014 * c-typeck.c (build_binary_op): Likewise.
31015 * c-common.h (decl_with_nonnull_addr_p): Declare.
31017 2007-01-05 Jakub Jelinek <jakub@redhat.com>
31020 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
31023 2007-01-05 Joel Brobecker <brobecker@adacore.com>
31025 * doc/install.texi (Final install): Document the fact that
31026 the GNAT runtime should not be stripped.
31028 2007-01-04 Jan Hubicka <jh@suse.cz>
31030 * tree-inline.c (fold_marked_statements): Update operand caches
31031 and EH after folding
31033 2007-01-04 Ian Lance Taylor <iant@google.com>
31035 * c-common.c (check_function_nonnull): Whitespace fix.
31037 2007-01-04 Jan Hubicka <jh@suse.cz>
31039 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
31040 comitted older version of patch.
31041 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
31042 function, celanup cfg and collect garbage.
31044 2007-01-04 Mike Stump <mrs@apple.com>
31046 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
31049 2007-01-04 Eric Christopher <echristo@apple.com>
31051 * libgcc2.c (__bswapsi2): Use SItype.
31052 (__bswapdi2): Use DItype.
31053 * libgcc2.h: Update for above.
31055 2007-01-04 Paul Brook <paul@codesourcery.com>
31057 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
31058 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
31059 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
31060 umulsidi3, umulsidi3adddi, smulsi3_highpart,
31061 umulsi3_highpart): Make conditional on !arm_arch6.
31062 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
31063 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
31064 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
31065 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
31066 umulsi3_highpart_v6): New insns.
31068 2007-01-04 Roger Sayle <roger@eyesopen.com>
31070 * fold-const.c (fold_convert): When casting an expression to void,
31071 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
31072 have a type. Instead of attempting to build a NOP_EXPR, return
31073 these "special" trees directly.
31075 2007-01-04 Joseph Myers <joseph@codesourcery.com>
31077 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
31078 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
31079 rs6000_cost->fp not 0 as adjustment for outer NEG.
31081 2007-01-04 Jan Hubicka <jh@suse.cz>
31083 * cgraph.c (cgraph_release_function_body): New function.
31084 (cgraph_remove_node): Use it.
31085 * cgraph.h (cgraph_release_function_body): Declare.
31086 * cgraphunit.c (cgraph_expand_function): Use it.
31087 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
31088 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
31089 is initialized and while compilation of other function is running.
31090 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
31091 statement CFG annotations from here to ...
31092 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
31094 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
31096 * cfgloop.h (enum li_flags): Make the constants powers of two.
31098 2007-01-04 Jan Hubicka <jh@suse.cz>
31100 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
31102 (fold_marked_statements): New function.
31103 (optimize_inline_calls, tree_function_versioning): Fold new statements.
31104 * tree-inline.h (copy_body_data): Add statements_to_fold.
31106 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
31108 * config.gcc: Mention libgcc/config.host.
31109 * Makefile.in: Update comments mentioning libgcc.
31110 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
31111 (all.cross, start.encap, rest.encap, rest.cross): Update
31112 dependencies for libgcc move.
31113 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
31114 (clean-target, clean-target-libgcc): Delete.
31115 (srcdirify, GCC_EXTRA_PARTS): New macros.
31116 (libgcc-support, libgcc.mvars): New rules.
31117 (distclean): Remove mention of mklibgcc.
31118 (install): Don't reference INSTALL_LIBGCC.
31119 (install-common): Don't reference EXTRA_PARTS.
31120 (install-libgcc, install-multilib): Delete rules.
31121 * mklibgcc.in: Delete file.
31122 * doc/configfiles.texi: Don't mention mklibgcc.
31124 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
31125 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
31126 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
31127 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
31128 (mklibgcc, ldblspecs): Likewise.
31130 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
31131 (posixpre.def): Use $(T).
31132 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
31133 (SHLIB_SRC, SHLIB_INSTALL): Delete.
31134 (SHLIB_LINK): Make dummy.
31135 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
31137 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
31139 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
31140 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
31141 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
31142 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
31144 * configure.ac (all_outputs): Remove mklibgcc.
31145 * configure: Regenerated.
31147 2007-01-03 Josh Conner <jconner@apple.com>
31149 PR middle-end/29683
31150 * calls.c (compute_argument_addresses): Set stack and stack_slot
31151 for partial args, too.
31152 (store_one_arg): Use locate.size.constant for the size when
31153 generating a save_area.
31155 2007-01-03 Robert Kennedy <jimbob@google.com>
31157 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
31158 whose definitions are deleted due to basic block merging.
31160 2007-01-03 Paul Brook <paul@codesourcery.com>
31163 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
31165 (use_return_insn): Return 0 for Thumb interrupt functions.
31166 (print_multi_reg): Add rfe argument for IRQ returns.
31167 (arm_output_epilogue): Pop interrupt return address directly into PC.
31168 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
31170 2007-01-03 Paul Brook <paul@codesourcery.com>
31172 Merge from sourcerygxx-4_1.
31173 * config/arm/thumb2.md: New file.
31174 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
31176 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
31177 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
31178 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
31179 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
31181 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
31182 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
31184 * config/arm/ieee754-sf.S: Ditto.
31185 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
31186 (thumb1_base_register_rtx_p): ... to this.
31187 (thumb_index_register_rtx_p): Rename...
31188 (thumb1_index_register_rtx_p): ... to this.
31189 (thumb_output_function_prologue): Rename...
31190 (thumb1_output_function_prologue): ... to this.
31191 (thumb_legitimate_address_p): Rename...
31192 (thumb1_legitimate_address_p): ... to this.
31193 (thumb_rtx_costs): Rename...
31194 (thumb1_rtx_costs): ... to this.
31195 (thumb_compute_save_reg_mask): Rename...
31196 (thumb1_compute_save_reg_mask): ... to this.
31197 (thumb_final_prescan_insn): Rename...
31198 (thumb1_final_prescan_insn): ... to this.
31199 (thumb_expand_epilogue): Rename...
31200 (thumb1_expand_epilogue): ... to this.
31201 (arm_unwind_emit_stm): Rename...
31202 (arm_unwind_emit_sequence): ... to this.
31203 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
31204 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
31205 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
31206 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
31207 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
31208 thumb2_output_casesi): New functions.
31209 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
31210 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
31211 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
31212 THUMB2_WORK_REGS): Define.
31213 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
31214 arm_condexec_mask, arm_condexec_masklen)): New variables.
31215 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
31216 (arm_override_options): Check new CPU capabilities.
31217 Set new architecture flag variables.
31218 (arm_isr_value): Handle v7m interrupt functions.
31219 (user_return_insn): Return 0 for v7m interrupt functions. Handle
31221 (const_ok_for_arm): Handle Thumb-2 constants.
31222 (arm_gen_constant): Ditto. Use movw when available.
31223 (arm_function_ok_for_sibcall): Return false for v7m interrupt
31225 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
31226 (thumb_find_work_register, arm_load_pic_register,
31227 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
31228 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
31229 print_multi_reg, output_mov_long_double_fpa_from_arm,
31230 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
31231 output_mov_double_fpa_from_arm, output_move_double,
31232 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
31233 output_return_instruction, arm_output_function_prologue,
31234 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
31235 arm_output_mi_thunk, thumb_set_return_address): Ditto.
31236 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
31237 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
31238 (arithmetic_instr, shift_op): Use arm_shift_nmem.
31239 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
31241 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
31242 (thumb_expand_prologue): Use thumb_set_frame_pointer.
31243 (arm_file_start): Output directive for unified syntax.
31244 (arm_unwind_emit_set): Handle stack alignment instruction.
31245 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
31246 Add v6t2, v7, v7a, v7r and v7m.
31247 (RETLDM): Add Thumb-2 code.
31248 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
31249 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
31250 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
31251 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
31252 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
31253 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
31254 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
31255 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
31256 ADJUST_INSN_LENGTH): Define.
31257 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
31258 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
31259 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
31260 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
31261 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
31262 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
31263 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
31264 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
31265 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
31266 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
31267 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
31268 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
31269 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
31270 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
31271 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
31272 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
31273 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
31275 * config/arm/arm-tune.md: Regenerate.
31276 * config/arm/arm-protos.h: Update prototypes.
31277 * config/arm/vfp.md: Enable patterns for Thumb-2.
31278 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
31279 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
31280 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
31281 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
31282 * config/arm/libunwind.S: Add Thumb-2 code.
31283 * config/arm/constraints.md: Update include Thumb-2.
31284 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
31285 * config/arm/ieee754-df.S: Ditto.
31286 * config/arm/bpabi.S: Ditto.
31287 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
31288 * config/arm/predicates.md (low_register_operand,
31289 low_reg_or_int_operand, thumb_16bit_operator): New.
31290 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
31291 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
31292 * config/arm/t-arm-elf: Add armv7 multilib.
31293 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
31295 (UNSPEC_STACK_ALIGN, ce_count): New.
31296 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
31297 arm_zero_extendsidi2, arm_zero_extendqidi2): New
31299 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
31300 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
31301 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
31302 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
31303 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
31304 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
31306 * doc/extend.texi: Document ARMv7-M interrupt functions.
31307 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
31309 2007-01-03 Jakub Jelinek <jakub@redhat.com>
31311 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
31312 (struct _Unwind_Context): Rename args_size to flags, remove
31313 signal_frame field, add a new args_size field and version field.
31314 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
31315 _Unwind_IsExtendedContext): New inline functions.
31316 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
31317 Assume by_value array is only present if _Unwind_IsExtendedContext.
31318 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
31319 _Unwind_IsSignalFrame.
31320 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
31321 (uw_update_context_1): Use _Unwind_SetSignalFrame.
31322 (uw_init_context_1): Initialize context->flags to
31323 EXTENDED_CONTEXT_BIT.
31324 * config/rs6000/linux-unwind.h (frob_update_context): Use
31325 _Unwind_SetSignalFrame.
31327 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
31329 PR middle-end/30353
31330 * gimplify.c (gimplify_modify_expr_complex_part): Move below
31331 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
31334 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
31336 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
31337 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
31338 RET, AT_SP): Remove.
31339 * config/i386/i386.md (*sse_prologue_save_insn): Use return
31342 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
31343 * cfgbuild.c (find_basic_blocks): Likewise.
31344 * cfgrtl.c (rtl_create_basic_block): Likewise.
31345 * function.c (temp_slots_at_level): Likewise.
31346 * reg-stack.c (stack_regs_mentioned): Likewise.
31347 * regclass.c (allocate_reg_info): Likewise.
31348 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
31349 set_bb_for_stmt, move_block_to_fn): Likewise.
31350 * tree-complex.c (tree_lower_complex): Likewise.
31351 * vec.h (VEC_safe_grow_cleared): New.
31353 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
31355 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
31357 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
31358 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
31360 * cfgloopmanip.c (scale_loop_frequencies): Export.
31361 (loopify): Scale the frequencies by prescribed coefficients.
31362 (set_zero_probability): New function.
31363 (duplicate_loop_to_header_edge): Improve updating of frequencies.
31364 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
31365 and frequencies according to arguments.
31366 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
31368 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
31369 * modulo-sched.c (sms_schedule): Set probabilities for entering
31370 versioned loop correctly.
31371 * tree-vect-transform.c (vect_transform_loop): Ditto.
31372 * cfgloop.h (loopify, loop_version): Declaration changed.
31373 (scale_loop_frequencies): Declared.
31375 2007-01-02 Jan Hubicka <jh@suse.cz>
31377 * cgraph.c: Include tree-flow.h
31378 (cgraph_add_new-function): Handle IPA_SSA mode; execute
31379 early_local_passes.
31380 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
31381 * tree-pass.h (pass_all_early_optimizations): Declare.
31382 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
31383 early_local_passes.
31384 (cgraph_analyze_function): Do early_local_passes.
31385 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
31386 Do not add referenced vars.
31387 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
31389 (gate_all_early_local_passes): New gate.
31390 (pass_early_local_passes): Use new gate.
31391 (execute_early_local_optimizations): New functions.
31392 (gate_all_early_optimizations): New gate.
31393 (pass_all_early_optimizations): New pass.
31394 (execute_free_datastructures): Free SSA only when initialized.
31395 (gate_init_datastructures): Init only when optimizing.
31396 (tree_lowering_passes): Do early local passes when called late.
31397 * tree-profile.c (do_tree_profiling): Don't profile functions added
31399 (do_early_tree_profiling, pass_early_tree_profile): Kill.
31400 * tree-cfg.c (update_modified_stmts): Do not update when operands are
31402 * passes.c (init_optimizations_passes): Reorder so we go into SSA
31403 during early_local_passes.
31404 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
31407 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
31409 * Makefile.in: Update copyright year.
31411 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
31413 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
31414 in $(lang_checks) and check-consistency targets.
31416 2007-01-02 Jan Hubicka <jh@suse.cz>
31418 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
31419 Do not add referenced vars.
31420 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
31422 * passes.c (init_optimization_passes): Put mudflap_2 after
31423 free_datastructures.
31425 2007-01-02 Jan Hubicka <jh@suse.cz>
31427 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
31428 Set NOTHROW flag on call statements proved to be nothrow.
31429 Update statement of local calls so new pure/const functions are
31430 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
31432 (tree_rest_of_compilation): Register hooks and initialize bitmap
31433 early. Do not set after_inlining flag.
31435 2007-01-02 Steve Ellcey <sje@cup.hp.com>
31437 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
31438 HOST_BITS_PER_LONGLONG
31440 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
31443 * c-typeck.c (store_init_value): Don't emit pedantic overflow
31444 warning for non-static initializers.
31446 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
31448 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
31449 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
31450 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
31451 Always use set_unique_reg_note to add REG_EQUAL notes.
31453 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
31456 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
31458 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
31459 * cfgbuild.c (find_basic_blocks): Likewise.
31460 * cfgrtl.c (rtl_create_basic_block): Likewise.
31461 * function.c (temp_slots_at_level): Likewise.
31462 * reg-stack.c (stack_regs_mentioned): Likewise.
31463 * regclass.c (allocate_reg_info): Likewise.
31464 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
31465 set_bb_for_stmt, move_block_to_fn): Likewise.
31466 * tree-complex.c (tree_lower_complex): Likewise.
31467 * vec.h (VEC_safe_grow_cleared): New.
31469 2007-01-02 Ian Lance Taylor <iant@google.com>
31471 * c-common.c (c_common_truthvalue_conversion): When warning about
31472 using an assignment as a truth value, set TREE_NO_WARNING.
31474 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
31477 * c.opt (Wold-style-declaration): New.
31478 * doc/invoke.texi (C-only Warning Options): New.
31479 (Wold-style-declaration): Document it.
31480 (Wextra): Enabled by -Wextra.
31481 * c-opts.c (c_common_post_options): Enabled by -Wextra.
31482 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
31483 -Wold-style-declaration.
31485 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
31487 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
31488 * cfgbuild.c (find_basic_blocks): Likewise.
31489 * cfgrtl.c (rtl_create_basic_block): Likewise.
31490 * function.c (temp_slots_at_level): Likewise.
31491 * reg-stack.c (stack_regs_mentioned): Likewise.
31492 * regclass.c (allocate_reg_info): Likewise.
31493 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
31494 set_bb_for_stmt, move_block_to_fn): Likewise.
31495 * tree-complex.c (tree_lower_complex): Likewise.
31496 * vec.h (VEC_safe_grow_cleared): New.
31498 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
31500 * c-common.c (c_common_nodes_and_builtins): Since variants of
31501 void_type_node get built before it is given a name, we need to
31502 give those variants the name, too.
31503 (complete_array_type): We need to work with the canonical main
31504 type of the array, from which we will build the qualified version.
31505 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
31506 * print-tree.c (print_node): Display canonical type information
31508 * stor-layout.c (layout_type): When we don't know the
31509 alignment of a type for which we're building an array, we end up
31510 guessing wrong, so make the type require structural equality.
31511 * tree.c (make_node_stat): When we build a new type, it is its
31512 own canonical type.
31513 (build_type_attribute_qual_variant): When building an attribute
31514 variant, its canonical type is the non-attribute variant. However,
31515 if the attributes are target-dependent and they differ, we need to
31516 use structural equality checks for this type.
31517 (build_qualified_type): A qualified type is not equivalent to its
31518 unqualified variant; set the canonical type appropriately.
31519 (build_distinct_type_copy): When building a distinct type from
31520 another type, the new type is its own canonical type.
31521 (build_variant_type_copy): When building a new type variant, we
31522 assume that it is equivalent to the original type.
31523 (build_pointer_type_for_mode): When building a pointer type, also
31524 build a canonical type pointer.
31525 (build_reference_type_for_mode): When building a reference type,
31526 also build a canonical type reference.
31527 (build_index_type): When we can't hash an index type (e.g.,
31528 because its maximum value is negative), the index type requires
31529 structural equality tests.
31530 (build_array_type): Build the canonical form of an array type.
31531 (build_function_type): Function types require structural equality,
31532 because they contain default arguments, attributes, etc.
31533 (build_method_type_directly): Ditto for method types.
31534 (build_offset_type): Build the canonical offset type.
31535 (build_complex_type): Build the canonical vector type.
31536 (make_vector_type): Build the canonical vector type.
31537 * tree.h (TYPE_CANONICAL): New.
31538 (TYPE_STRUCTURAL_EQUALITY_P): New.
31539 (SET_TYPE_STRUCTURAL_EQUALITY): New.
31540 (struct tree_type): Added "canonical" field.
31541 * params.h (VERIFY_CANONICAL_TYPES): New.
31542 * doc/c-tree.texi (TYPE_CANONICAL): Document.
31543 (TYPE_STRUCTURAL_EQUALITY_P): Document.
31544 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
31545 * doc/invoke.texi (verify-canonical-types): Document --param
31546 parameter for verifying canonical types.
31548 2007-01-02 Joseph Myers <joseph@codesourcery.com>
31550 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
31551 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
31552 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
31553 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
31555 * config/rs6000/e500.h: New.
31556 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
31557 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
31559 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
31560 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
31561 TARGET_E500_DOUBLE): Remove.
31562 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
31563 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
31564 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
31565 * config/rs6000/rs6000.c (rs6000_override_options): Use
31566 CHECK_E500_OPTIONS.
31568 2007-01-02 Joseph Myers <joseph@codesourcery.com>
31570 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
31571 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
31572 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
31573 rs6000_emit_cmove): Don't check TARGET_E500.
31574 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
31575 sordered): Don't check TARGET_E500.
31577 2007-01-01 Eric Christopher <echristo@apple.com>
31579 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
31580 HARD_REGISTER_NUM_P.
31582 2007-01-01 Roger Sayle <roger@eyesopen.com>
31584 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
31585 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
31586 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
31589 2007-01-01 Mike Stump <mrs@apple.com>
31591 * configure.ac: Remove support for building with Apple's gcc-3.1.
31593 2007-01-02 Joseph Myers <joseph@codesourcery.com>
31595 PR middle-end/30311
31596 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
31597 REG is a hard register. Do not modify REG before calling
31599 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
31600 multiple of the size of YMODE for certain lowpart cases.
31602 2007-01-01 Andrew Pinski <pinskia@gmail.com>
31604 PR middle-end/30253
31605 * gimplify (voidify_wrapper_expr): Update for
31606 GIMPLE_MODIFY_STMT.
31608 2007-01-01 Andreas Schwab <schwab@suse.de>
31611 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
31612 save of BR0 in extra_spill_size instead of spill_size.
31613 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
31615 (ia64_expand_epilogue): Restore BR0 from its new location.
31617 2007-01-01 Andrew Pinski <pinskia@gmail.com>
31619 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
31620 Use a temporary variable if the left hand side is not a gimple
31623 2007-01-01 Andrew Pinski <pinskia@gmail.com>
31625 * gimplify.c (gimplify_return_expr): Make the temporary variable
31626 for the return expression, a gimple register variable.
31628 2007-01-01 Jan Hubicka <jh@suse.cz>
31630 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
31633 2007-01-01 Mike Stump <mrs@apple.com>
31635 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
31637 * config/darwin.c (machopic_select_rtx_section): Use
31638 HAVE_GAS_LITERAL16.
31639 (darwin_mergeable_constant_section): Likewise.
31640 * configure: Regenerate.
31641 * config.in: Regenerate.
31643 2007-01-01 Jan Hubicka <jh@suse.cz>
31644 Andrew Pinski <pinskia@gmail.com>
31646 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
31647 before starting IPA passes.